JP2002298983A - Connector - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a connector which is less likely to be mis-inserted into a connector socket of a connector plug when the connector plug is forcedly pushed into the connector socket. SOLUTION: A mis-insertion protective key 23 is provided on an outer circumferential surface of a plug side electromagnetic shield 20 of the connector plug 10, and a slit of a key guide part 145 to be engaged with the mis-insertion protective key 23 is provided in a socked side electromagnetic shield 140 of a connector socket as a counter part.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a multipolar connector which is mounted on a printed circuit board and transmits an electric signal by connecting to an external terminal.

[0002]

2. Description of the Related Art An example of a conventional connector of this type will be described.

FIG. 45 is an exploded perspective view of a connector plug and a connector socket of a conventional multi-pole connector, and FIG. 46 is a longitudinal sectional view of a connector plug and a connector socket of a conventional multi-pole connector.

As shown in FIG. 45, a conventional multi-pole connector 200 has a connector plug 201 and a connector plug 2.
And a connector socket 210 for accommodating the same.

As shown in FIG. 45, the connector plug 201 includes a plug-side insulating housing 202 for holding a plug-side contact component 215 to be described later, and a metal plug-side electromagnetic shield covering the outer periphery of the plug-side insulating housing 202. 203, and a cover 204 that covers the outer periphery of the plug-side electromagnetic shield 203.

At the center of the upper surface of the plug-side electromagnetic shield 203, as shown in FIG.
5 are provided.

[0007] As shown in FIG. 45, the connector socket 210 is provided with a socket-side contact part 220 described later.
And a metal socket-side electromagnetic shield 212 that covers the upper surface and the left and right side surfaces of the socket-side insulating housing 211.

[0008] The socket-side insulating housing 211 includes:
As shown in FIG. 45, the connector plug 10 is formed of a resin and engages with the erroneous insertion prevention convex portion 205 on the inner wall surface to insert the connector plug 10 into the connector socket 210 without erroneously turning the connector plug 10 up and down. Mis-insertion prevention recess 213
have.

Next, a plug-side contact component of a conventional multi-pole connector will be described. FIGS. 47A and 47B are a top view and a right side view showing an example of the structure of a plug-side contact component of a conventional multipolar connector.
(C) is a front view of a contact portion of the plug-side contact component. FIGS. 48A and 48B are a top view and a right side view showing an example of the structure of a plug-side contact component of a conventional multi-pole connector, and FIG. 48C shows the plug-side contact component. It is a front view of the contact part of FIG.

As shown in FIGS. 47 and 48, each of the plug-side contact components 215a and 215b has one end portion having a mating socket-side contact component 22.
0, and has a contact portion 223a and 223b for contacting with the first contact portion 213. A lead wire connecting portion 217 for holding and fixing a lead wire at the other end thereof and for electrically connecting the plug side contact component 215 and the lead wire. have.

As shown in FIGS. 47 (a) to 47 (c), the contact portion 223a is formed by punching a metal plate into a substantially rectangular shape.
The contact between the plug-side contact component 220 and the socket-side contact component 220 makes the plug-side contact component 215 and the socket-side contact component 220 conductive.

On the other hand, the contact portion 223b is
As shown in (a) to (c), the left and right side portions of the metal plate are bent so as to have a substantially U-shaped cross section, and the upper surface 216 of the metal plate is located on the mating socket side. It comes into contact with the contact component 220.

Next, a socket-side contact component of a conventional multi-pole connector will be described. As shown in FIG. 46, a socket-side insulating housing 211 of a conventional multi-pole connector is provided with a contact component holding member 214 for holding a socket-side contact component. Upper contact component 2 located above side contact component holding member 214
The socket-side contact component 220 is arranged in two rows on the upper and lower surfaces of the contact-component holding member 214.

The socket-side contact component 22
Reference numeral 0 denotes a contact portion 223 that contacts the plug-side contact component 215, and a board connection portion 2 for connecting the socket-side contact component 220 to a conductive pattern on a board.
24a and 224b, and the contact portion 223
And between the board connecting portions 224a and 224b,
Bends 225a and 225b are provided.

The socket-side contact component 22
The distances from the tips of the contact portions 223a and 223b to the bent portions 225a and 225b are substantially equal as shown in FIG. 46, and the bent portions 225b of the lower contact component 221b are adjacent to each other. As shown in FIG. 46, the bent portion 225a of the upper contact component 221a and the bent portion 225b of the lower contact component 221b are located between the board connecting portions 224a of the two upper contact components 221a. In addition, they are arranged on one surface.

[0016]

However, the connector socket 210 of the conventional multi-pole connector 200 described above.
As shown in FIG. 45, in the structure in which the socket-side electromagnetic shield is provided outside the socket-side insulating housing 211, as shown in FIG. The connector plug 201 is pressed into the connector socket 210 by a strong force because the socket-side insulating housing 211 formed of the insulating material is made to engage with the erroneous insertion preventing recess 213 of the socket-side insulating housing 211. The socket-side insulating housing 211 is easily deformed, and the connector socket 21
0 may be inserted in the wrong direction.

SUMMARY OF THE INVENTION In view of the above problems, an object of the present invention is to provide a connector which is less likely to be erroneously inserted into a connector socket when the connector plug is forcibly pushed into the connector socket.

[0018]

This and other objects are attained by the present invention which is defined below as (1) to (12).

(1) In a connector having a connector socket and a connector plug connected to the connector socket, the connector socket and the connector plug each include a metal component, and connect the connector plug to the connector socket. When the metal parts contact each other, the convex part provided on one of the metal parts engages with the concave part provided on the other.

(2) The connector socket according to (1), wherein the connector socket has a plurality of socket-side contact parts and a resin-made socket-side contact part holding member that holds the plurality of socket-side contact parts. The connector described.

(3) The connector plug according to the above (1) or (1), wherein the connector plug has a plurality of plug-side contact components and a resin-made plug-side contact component holding member for holding the plug-side contact components. The connector according to 2).

(4) The connector according to any one of the above (1) to (3), wherein at least one of the metal parts is formed in a rectangular cylindrical shape.

(5) The connector according to any one of (1) to (4), wherein at least one of the metal parts has an electromagnetic shielding function.

(6) The metal component is a plug-side electromagnetic shield located on the outer peripheral side of the plug-side contact component holding member and a socket-side electromagnetic shield located on the outer peripheral side of the socket-side contact component holding member. The connector according to the above (5), which is characterized in that:

(7) The connector according to (6), wherein the projection is formed by deforming a part of the outer peripheral surface of the plug-side electromagnetic shield outward.

(8) The socket-side insulating housing is formed in a substantially cylindrical shape including an upper surface portion, a lower surface portion, a left surface portion, and a right surface portion, and the concave portion has the upper surface portion, the lower surface portion, the left surface portion, and the right side. The connector according to any one of the above (4) to (7), wherein the connector is provided on at least one of the surface portions.

(9) The connector according to any one of (6) to (8), wherein the recess is formed in the socket-side electromagnetic shield in a slit shape.

(10) The recess has a pair of substantially parallel edges, and the edges are displaced when the mating connector plug is displaced when the mating connector plug is inserted into the socket-side electromagnetic shield. The connector according to the above (9), wherein the connector is substantially parallel to the connector.

(11) The metal part having the concave portion is
It is formed from a metal plate material, and the protrusion height of the convex portion is
The connector according to any one of (1) to (10), wherein the thickness of the connector is equal to or less than the thickness of the metal plate.

(12) The above (1) to (1), wherein a plurality of sets of the concave portions and the convex portions are provided.
The connector according to any one of 1).

Other objects, functions and effects of the present invention will become more apparent from the following description of embodiments with reference to the drawings.

[0032]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of a connector according to the present invention will be described below in detail with reference to the drawings.

FIG. 1 is a perspective view showing the overall configuration of the connector of the present invention. FIG. 2 is an exploded side view of a connector plug according to the connector of the present invention, and FIG. 3 is an exploded side view of a connector socket according to the connector of the present invention.

As shown in FIG. 1, the connector 1 of the present invention has a connector plug 10 and a connector socket 100 for accommodating the connector plug 10.

FIGS. 4 to 6 are a top view, a front view, and a right side view of the connector plug of the connector of the present invention. FIG. 7 is a sectional view taken along line AA in FIG.

As shown in FIGS. 2 and 4 to 6, the connector plug 10 includes a plug-side insulating housing 11 formed of an insulating material such as resin which covers the outer periphery of the connector plug 10, and a plug-side insulating housing 11. It has a plug-side electromagnetic shield 20 provided inside the housing 11 and a plug-side contact component holding member 50 provided inside the plug-side electromagnetic shield 20.

The plug-side insulating housing 11 is shown in FIG.
As shown in FIG. 1, the front member 12 and the rear member 16 are provided.

FIG. 8 is a front view of a front member of the connector-side insulating housing relating to the connector plug.

The front member 12 is, as shown in FIG.
It has a projecting opening 13 for projecting a front end of a plug-side electromagnetic shield 20 described later. When the plug-side electromagnetic shield 20 is inserted into the protrusion 13, an upper edge of the protrusion 13 is provided on an upper surface 22 of an upper member 21 of the plug-side electromagnetic shield 20, which will be described later. In order to insert the erroneous insertion prevention key 23, a plurality of erroneous insertion prevention key insertion parts 14 are provided. In the present embodiment, by arranging a plurality of the erroneous insertion prevention key insertion portions 14 on the upper edge portion of the protrusion 13, an erroneous insertion prevention key 23 of the plug-side electromagnetic shield 20, which will be described in detail later (see FIG. 15 (a) to 15 (d)), the front member 12 having the same shape.
Can be used.

On the left and right sides of the front member 12,
As shown in FIGS. 6 and 8, lock claws 4 provided on left and right side surfaces of a plug-side electromagnetic shield 20 described later, respectively.
Pressing pieces 15, 15 for pressing 7, 47 are provided. As shown in FIG. 6, the pressing pieces 15, 15 have a front end, an upper end, and a lower end formed with a substantially U-shaped gap 17.
Thus, it is separated from the front member 12 at a predetermined interval. Further, the rear end is formed continuously and integrally with the front member 12, and the front ends of the pressing pieces 15, 15 can be deformed in the left-right direction around the rear end. Further, the front end portions of the pressing pieces 15 and 15 protrude in the left-right direction from the side surfaces of the front member 12, and by pressing the front end portions in the left-right direction with fingers,
The lock pieces 46, 46 of the plug-side electromagnetic shield 20, which are in contact with the front ends of the press pieces 15, 15,
It can be pressed together with 5, 15.

The plug-side electromagnetic shield 20 is provided to shield the cable provided in the connector plug 10 from external noise such as an external electric field and an external magnetic field, as shown in FIG. An upper member 21 mainly covering the upper and front surfaces of the connector plug 10
And a lower member 40 that mainly covers the rear and lower surfaces of the connector plug 10.

FIGS. 9 to 11 are a top view, a front view, and a right side view of the upper member of the plug-side electromagnetic shield relating to the connector plug of the connector of the present invention. FIG.
(A) thru | or (d) are the front views which showed the example of arrangement | positioning of the incorrect insertion prevention key provided in the said upper member, respectively.

The upper member 21 includes an upper surface portion 22, a top plate portion 25, a front portion 26 connecting the rear end of the upper surface portion 22 and the front end of the top plate portion 25, and is located at both left and right ends of the upper surface portion 22. Left side portion 27 and right side portion 28, side plate portion 29 located at the right end of front side portion 26, and top plate portion 2
5 has a cable fixing portion 30 located at the left end.

As shown in FIGS. 9 to 11, the connector plug 10 is erroneously inserted into the connector socket 100 upside down, In order to prevent accidental insertion into the connector socket of
Two erroneous insertion prevention keys 23 are provided. The erroneous insertion prevention key 23 is provided by processing and deforming a part of the upper surface portion 22 and is formed to have a substantially semicircular cross section.

Further, as shown in FIG. 10, the erroneous insertion prevention key 23 is provided at a position corresponding to a position of a key guide portion 145 provided on a socket-side electromagnetic shield 140 described later (see FIG. 41). The protruding height D of the erroneous insertion prevention key 23 from the upper surface of the upper surface portion 22 is, as shown in FIG. 11, a thickness d of a metal plate material used for a socket-side electromagnetic shield 140 described later (FIG. (See Reference).

The erroneous insertion prevention key 23 and the socket-side electromagnetic shield 140 are formed to have such dimensions, so that the upper end of the erroneous insertion prevention key 23 is located above the socket-side electromagnetic shield 140. The key guide 145 can be moved smoothly without contacting the upper surface 102 of the socket-side insulating housing 101.

As described above, the connector 1 of this embodiment is
The plug-side electromagnetic shield 20 is provided with the erroneous insertion preventing key 23, and the socket-side electromagnetic shield 140 is provided with the key guide 145, and the contact surfaces of both are made of metal. Therefore, even when the erroneous insertion prevention key 23 is formed in a small size, sufficient strength is ensured.

Therefore, in the connector 1 of the present invention, the erroneous insertion prevention key 23 can be arranged in various arrangements as shown in FIGS. 15A to 15D according to the type of application. The connector 1 can be used properly.

It should be noted that the shape and the forming method of the erroneous insertion preventing key 23 of the present embodiment are merely examples, and it is of course possible to form the key by another shape or another forming method.

As shown in FIGS. 9 to 11, a projection length defining portion 24 is provided at a rear portion of the upper surface portion 22. When the upper member 21 is inserted into the projection 13 of the plug-side insulating housing 11, the front surface thereof abuts on the rear surface of the front member 12 of the plug-side insulating housing 11. It has a function of defining the protruding length of the upper member 21.

FIGS. 12 to 14 are a top view, a front view, and a right side view of the lower member of the plug-side electromagnetic shield relating to the connector plug of the connector of the present invention.

The lower member 40 is shown in FIGS.
As shown in the figure, the lower surface portion 41, the rear surface portion 43, the left surface portion 44,
The lower surface portion 41 includes four surfaces of a right surface portion 45.
The rear surface portion 43 is located at the rear end of the vehicle, and the left surface portion 44 and the right surface portion 45 are located at both left and right ends of the lower surface portion 41 and the rear surface portion 43.

As shown in FIGS. 12 to 14, the lower surface portion 41 has a protruding length defining portion 42 substantially at the center thereof. The protruding length defining portion 42 is, like the protruding length defining portion 24 provided on the upper surface portion 22 of the upper member 21, when the lower member 40 is inserted into the protruding opening 13 of the plug side insulating housing 11. In addition, the front surface of the lower member 40 has a function of contacting the rear surface of the front member 12 of the plug-side insulating housing 11 and defining the length of the lower member 40 projecting from the projection 13 of the front member 12.

The left surface portion 44 and the right surface portion 45
As shown in FIGS. 12 to 14, each rear end is provided with lock pieces 46, 46 formed integrally with the left surface portion 44 and the right surface portion 45. The lock pieces 46, 46 have lock claws 47, 47 at their front ends, which engage with lock holes 149, 149 provided in a socket-side electromagnetic shield 140, which will be described later. Then, the lock claws 47, 4
The connector plug 10 is locked to the connector socket 100 by the engagement between the connector plug 10 and the lock holes 149 and 149.

The locking pieces 46, 46 are pressed at substantially the center in the longitudinal direction by the pressing pieces 15, 15 provided on the left and right side surfaces of the plug-side insulating housing 11, respectively. At this time, the lock piece 4
6, 46 are elastically deformed inward in the left-right direction. Then, the engagement between the lock claws 47, 47 and the lock holes 149, 149 is released by the pressing of the pressing pieces 15, 15, so that the connector plug 10 is detached from the connector socket 100.

FIGS. 16 to 19 are a top view, a bottom view, a front view, a right side view, and a rear view of a contact component holding member according to the connector plug of the connector of the present invention. Also,
FIG. 20 is a sectional view taken along line BB in FIG.

The plug-side contact component holding member 50
Is formed of an insulating material such as resin, and is formed in a substantially box shape having an upper surface portion 51, a lower surface portion 59, a right surface portion 52, a left surface portion 53, and a rear surface portion 54, as shown in FIGS. The surface facing the rear surface portion 54 is an opening 56.

As shown in FIG. 19, the rear surface portion 54 is provided with through holes 55 through which a plurality of plug-side contact components 70, which will be described in detail later, are inserted along the upper surface portion 51 and the lower surface portion 59, respectively. Have been.

The upper surface 51 and the lower surface 5
As shown in FIGS. 19 and 20, a substantially groove-shaped contact component holding portion 60 for holding the plug-side contact component 70 is provided on the inner wall surface of the plug 9.

Also, near the front ends of the upper surface portion 51 and the lower surface portion 59 of the plug-side contact component holding member 50, a pair of tip projecting portions 83, 83 provided on the plug-side contact component 70 described later in detail. Fig. 2
0, the plug-side contact component holding member 5
A front end holding portion 57 extending from the front to the rear of the front end 0 is provided. The tip holding portion 57 includes a pair of tip projecting portions 8 provided on a plug-side contact component 70 described later.
3 and 83 (see FIG. 7),
3 has a function of restricting the vertical movement of the shutter.

As shown in FIG. 16 and FIG. 20, the plug-side contact component holding member 50 has a substantially central portion in the longitudinal direction of the upper surface portion 51 and the lower surface portion 59. An engagement hole 58 is provided to restrict the movement of the arm. The engagement hole 58
Engages with an engagement projection 76 provided on a plug-side contact component 70 described later. The engagement between the engagement protrusion 76 and the engagement hole 58 causes the plug-side contact component holding portion 60 to receive the plug-side contact component 70.
After the plug is inserted, the plug-side contact component 70 does not come off from the plug-side contact component holding member 50.

FIG. 21 is a perspective view of a plug-side contact component according to the connector of the present invention. FIG. 22 is an enlarged perspective view of the vicinity of the protruding edge in FIG. Also,
23 and 24 are a top view and a left side view of the plug-side contact component, and FIG. 25 is a front view of a contact portion of the plug-side contact component. FIG. 26 (a)
FIG. 26 is a development view of the plug-side contact component, and FIG.
(B) is a modified example thereof.

The plug-side contact component 70 is formed by punching a conductive plate material such as a copper alloy into a shape as shown in FIG. 26 and further bending the same. As shown in FIG. 26, a contact portion 71 is provided on the distal end side, and a wire fixing portion 91 is provided on the proximal end side.
have.

The contact portion 71 serves as an electrical contact provided on the connector socket 100 which is a counterpart of the plug-side contact component 70, that is, a contact with the socket-side contact component 120. In addition, the wire fixing portion 91 includes:
The conductor connected to the plug-side contact component 70 is fixed. The structure of the wire fixing portion 91 is the same as that of the conventional contact parts 215a and 215 shown in FIGS.
This is the same as the structure of the conductive wire connection part 217 in b.

The contact portion 71 is formed in a substantially rectangular tube shape as shown in FIG. 21 and has a substantially rectangular plane.
Surfaces 72, right side 77, left side 8
0 and a lower surface portion 75. Further, the contact portion 71 includes a first bent portion 88, a second bent portion 89, and a third bent portion 90 which are bent in the same direction so that two adjacent surfaces are substantially at right angles. Have.

The upper part 72 and the lower part 75 are
As shown in FIG. 1 and FIGS. 24 to 26, each tip has a pair of tip projections 83, 83. Then, after the plug-side contact component 70 is attached to the plug-side contact component holding member 50, as shown in FIG. Of the plug-side contact component 70 is restricted by the engagement of these components.

As shown in FIGS. 22 and 26, a cutout 84 is provided at the left end of the upper surface 72, that is, between the upper surface 72 and the left surface 80.

The cutout 84 has a function of enlarging the area of the contact surface with the socket-side contact component 120 that is to be in contact with the upper surface 72. That is,
As shown in FIG. 26 (a), the cutout portion 84 has one long side portion 85 formed of a substantially linear slit, and the long side portion 85 extends from both ends in the longitudinal direction of the long side portion 85 to the long side portion 85. Two short sides 8 extending substantially at right angles to one side of the long side 85
6, 86 are formed in a substantially "U" shape.
The cutout portion 84 is provided so as to be substantially in line with the first bent portion 88.

When the first bent portion 88 is formed, the portion of the first bent portion 88 is bent downward by bending, while the upper surface portion 72 of the cutout 84 is formed. The side edge protrudes without bending and forms a protruding edge 73. The upper surface of the protruding edge portion 73 and the upper surface of the upper surface portion 72 continuous with the upper surface of the protruding edge portion 73 form a plane, and the contact surface 79 of the upper surface portion 72 is formed.

Therefore, as shown in FIG. 21, the contact surface 79 of the contact portion 71 of the plug-side contact component 70 of the present embodiment has the cutout portion 84 located on the left side thereof and the cutout portion 84 located on the right side thereof. Since the cut surface 74 formed at that time is located, most of the both sides except for the first bent portion 88 become a continuous plane. The rear surface of the right end of the upper surface 72 contacts the end surface 78 of the right surface 77.

As described above, since the plug-side contact component 70 according to the connector 1 of the present invention is formed of a metal plate in the shape of a rectangular tube, sufficient strength can be ensured even when a thin metal plate is used. . Further, since the plug-side contact component 70 has almost no side portions of the contact surface 79 and a continuous flat surface, both sides of the plug-side contact component 70 have the same external shape as that of the conventional cylinder having both sides bent. A larger contact surface than the plug-side contact part 215 of the mold is obtained.

In this embodiment, as shown in FIG. 21, a cutout 84 is formed on one side (left side) of the contact surface 79.
Is provided so that the cut surface 74 is located on the other side (right side). However, the present invention is not limited to this embodiment, and cutouts may be provided on both sides of the contact surface. Even when such a structure is used, it is possible to enjoy the advantages of the connector of the present invention.

In this embodiment, the plug-side contact component 70 is used as a contact component of a connector plug. However, the present invention is not limited to this embodiment, and it is of course possible to use it as a contact component of a connector socket. .

As shown in FIG. 21, the left side portion 80
An upper side portion of the two longitudinal side portions is continuous with the upper surface portion 72 via the first bent portion 88, and a lower side portion is connected via the second bent portion 89. It is continuous with the lower surface 75.

Further, the left side portion 80 corresponds to FIGS.
26, an end face 81 formed by the cutout portion 84 is provided. The end face 81 comes into contact with the rear face of the protruding edge 73 when the protruding edge 73 is deformed downward by an external force, that is, in the direction of the end face 81 of the left face 80. And the projecting edge 7
3 restricts downward deformation.

As shown in FIGS. 21 and 25, the lower surface portion 75 has a right side continuous with the left side portion 80 through the second bent portion 89, and a left side formed with the third side.
It is continuous with the right side portion 77 via a bent portion 90.

Further, the lower surface portion 75 is formed as shown in FIGS.
As shown in FIG. 5, the engagement hole 58 of the contact component holding portion 60 of the plug-side contact component holding member 50 is engaged with a substantially central portion in the longitudinal direction, and the plug-side contact component 70 is An engagement projection 76 for preventing the contact component holding member 50 from coming off is provided. 24, 25, and 26, the plug-side contact component 70 is attached to the plug-side contact component holding member similarly to the tip of the upper surface portion 72, as shown in FIGS. After attaching to 50,
A distal end protruding portion 83 for restricting the vertical movement of the distal end of the plug-side contact component 70 is provided.

The right side 77 has a lower side continuous with the lower side 75 through the third bent portion 90. As shown in FIG. 23, a part of the outer periphery of the metal plate material used for the plug-side contact component 70,
Is located. As shown in FIG. 23, the cut surface 82 comes into contact with the back surface near the left end of the upper surface 72.

In this embodiment, the cut-out portion 84
26A is formed in a substantially U-shape as shown in FIG. 26A, but is not limited to the present embodiment, and the cutout portion 84 is formed in a substantially “H” shape, that is, FIG. As shown in FIG. 7, one long side portion 85 and the long side portion 85 are substantially perpendicular to the long side portion 85 from both ends in the longitudinal direction of the long side portion 85.
It is also possible to adopt a shape including two short side portions 86 extending to both sides of. Even with such a shape, the same advantage as the cutout portion of the present embodiment can be enjoyed.

FIGS. 27 to 30 are a top view, a left side view, and a front view of a connector socket according to the connector of the present invention.
And a rear view. FIG. 31 is a sectional view taken along line CC in FIG.

As shown in FIGS. 4 and 27 to 30, the connector socket 100 includes a socket-side insulating housing 101 formed of an insulating material such as resin for covering the outer periphery of the connector socket 100, and the socket-side insulating housing 101. And a socket-side electromagnetic shield 140 provided inside the housing 101.

FIGS. 32 to 35 are a top view, a bottom view, a front view, and a rear view of a socket-side insulating housing according to the connector socket of the connector of the present invention. FIG.
32 and FIG. 37 are sectional views taken along the line DD in FIG.
It is a line sectional view.

The socket-side insulating housing 101 is
32 to 37, the upper surface portion 102, the lower surface portion 103, and the right surface portion 10 are formed as shown in FIGS.
4, a left side part 105 and a rear side part 106 are formed in a substantially box shape. The space surrounded by these five surfaces is a housing portion 107 for housing the connector plug 10 of the other party. Further, a socket-side contact component holding member 108 for holding a socket-side contact component 120 described later is integrally formed on the rear surface portion 106. A surface facing the rear surface portion 106 has an opening 109 connecting the housing portion 107 and the outside.
It has become.

As shown in FIG. 34, FIG. 36 and FIG.
The left side portion 105 and the right side portion 104 are formed substantially at right angles to the upper surface portion 102 from both left and right sides of the upper surface portion 102.

As shown in FIG. 34, FIG. 36, and FIG.
When the connector 1 is mounted on a substrate or the like, the lower surface of the lower surface portion 103 is provided so as to face a mounting surface of the substrate or the like. As shown in FIG. 33, the left and right sides of the lower surface 103 are in the front-rear direction of the connector socket 100, that is, the direction in which the socket-side electromagnetic shield 140 is displaced when the socket-side electromagnetic shield 140 is attached. A slit 114 formed substantially in parallel is provided. The slit 114
Are through holes that allow wing portions 150 described later provided on the socket-side electromagnetic shield 140 to protrude downward from the lower surface of the socket-side insulating housing 101. As shown in FIGS. 34, 33, and 37, the slit 114 has an open end on the side of the opening 109, and a wing of a socket-side electromagnetic shield 140 described later from the open end. The part 150 can be inserted.

The rear surface portion 106 is shown in FIGS.
As shown in the figure, the socket-side contact component holding portion 1 penetrating in the front-rear direction of the socket-side insulating housing 101.
12 are provided. The socket-side contact component 120 described later will be inserted into and fixed to the socket-side contact component holding unit 112.

The rear surface 106 and the upper surface 10
2, between the left side portion 105 and the right side portion 104, as shown in FIGS. 36 and 37, an upper surface portion 141, a left side portion 144, and a right side portion 14 of a socket-side electromagnetic shield 140 described later.
3 are provided with fitting concave portions 110a and 110b which are fitted with fitting convex portions 147a and 147b provided at respective rear ends.

Further, at a lower rear portion of the rear surface portion 106,
A plurality of engaging portions 111 that engage with the board connecting portion 122 of the socket-side contact component 120 described later are arranged along the longitudinal direction of the rear surface portion 106.

The Socket-side Contact Component Holding Member 1
08, as shown in FIGS. 34, 36, and 37,
It is integrally formed substantially at the center of the front surface of the rear surface portion 106 and extends forward of the socket-side insulating housing 101.

The socket side contact component holding member 10
As shown in FIG. 34 and FIG. 36, the upper surface 8 has a substantially groove-shaped contact component holding portion 112 extending in the front-rear direction of the connector socket 100 on the upper and lower surfaces thereof.
The contact component holding portions 112 are juxtaposed on the upper surface and the lower surface of the socket side contact component holding member 108 so that the interval between the adjacent contact component holding portions 112 in the left-right direction is substantially constant. . Also,
On the front surface of the socket side contact component holding portion 112,
Holes 113 are provided, each of which engages the tip of the socket side contact component 120.

In this embodiment, the slit 114 is provided on the lower surface 103 of the socket-side insulating housing 101. However, the present invention is not limited to this embodiment.
Outer wall surface, ie, the upper surface portion 141 and the lower surface portion 14
2, it may be provided on any one of the left surface portion 144 and the right surface portion 143.

FIG. 38 is an exploded view of a socket side contact component relating to the connector socket of the connector of the present invention. FIGS. 39 (a) and 39 (b) are left side views of an upper contact part and a lower contact part of a socket-side contact part according to the connector socket of the connector of the present invention, respectively.

The socket side contact component 120 is shown in FIG.
As shown in FIGS. 8 to 39 (b), the terminal contact portion 121 having a large width which comes into contact with the plug-side contact component 70 which is the counterpart of the socket-side contact component 120, and the boundary between the terminal contact portion 121 and the step 123. Formed continuously,
When attaching the connector socket 100 to a substrate,
It is formed from a metal plate material having a narrow board connecting portion 122 connected to a circuit pattern or the like on the board.

The socket-side contact component 120 is used as two types of contact components, an upper contact component 125 and a lower contact component 126, by subjecting a metal plate having the above-described shape to two types of bending.

That is, the upper contact part 125
And each terminal contact portion 121 of the lower contact component 126
As shown in FIGS. 39 (a) and 39 (b),
A first bent portion 127, a second bent portion 128,
A third bent portion 129 is formed. And the second
In the vicinity of the bent portion 128, contact with the plug-side contact component 70, which is the mating part, can be achieved.

On the other hand, the step part 1 of the terminal contact part 121
In the vicinity of 23, a main bent portion 130 having a different position and a different bending direction between the upper contact component 125 and the lower contact component 126 is provided in order to determine the extending direction of the board connecting portion 122. That is, the main bent portion 130a of the upper contact component 125 is formed at a position A in FIG. 38, and the main bent portion 130b of the lower contact component 126 is formed at a position B in FIG. Terminal contact portion 121 of upper contact component 125
The distance L1 from the tip of the main bent portion to the main bent portion 130a (FIG.
9 (a)) is longer than the distance L2 (see FIG. 39 (b)) from the tip of the terminal contact portion 121 of the lower contact component 126 to the main bent portion 130b. The terminal contact portion 12 of each socket-side contact component
1 is connected to the socket side contact component holding member 10
8, when the main bent portion 130a of the upper contact component 125 is located behind the main bent portion 130b of the lower contact component 126, as shown in FIG.
In other words, the main bent portion 130a of the upper contact component 125 and the main bent portion 130b of the lower contact component 126 are located on one surface as in the above-described conventional structure. Instead, the terminal contact portions 121 are arranged on two surfaces having a positional relationship shifted in the thickness direction. And by arranging these contact parts in such an arrangement,
FIG. 3 shows both the main bent portions 130a and 130b.
Thus, it is possible to increase the strength of each of the main bent portions 130a and 130b.

Further, as shown in FIG. 39 (a), the main bent portion 130a of the upper contact part 125 is
The main bent portion 130b of the lower contact component 126 in the same direction as the second bent portion 128 is bent in the direction opposite to the second bent portion 128, as shown in FIG. .

The main bent portions 130a and 13a
Before the socket-side contact component 120 is attached to the socket-side contact component holding member 108, the bending angle of 0b, that is, the angle formed by the terminal contact portion 121 and the board connection portion 122 is slightly more acute than a right angle. After being attached, as shown in FIGS. 39 (a) and (b), the board connecting portion 122 and the lower portion of the connector socket 100, that is, the elastic deformation due to the abutment of the engaging portion 111, makes it possible to form a substantially right angle. It is preferable to set it so that With such a configuration, the board connecting portion 122 is always urged toward the engaging portion 111, and the board connecting portion 122 is surely prevented from detaching from the engaging portion 111. It is designed to be positioned.

The upper contact part 125 and the lower contact part 126 have the structure shown in FIGS.
As shown in FIGS. 9a and 39b, the socket side insulating housing 101 is located slightly below the engagement portion 111 of the housing 101,
Lower bent portions 131a and 131b for determining the extending direction of the board connecting portion 122 are provided. Each lower bent portion 131a and 131b is connected to each main bent portion 13
It is provided by bending at a substantially right angle in the direction opposite to 0a and 130b. The lower bent portion 131a of the upper contact component 125 and the lower bent portion 131b of the lower contact component 126 are arranged in a line in the left-right direction of the connector socket 100 similarly to the multipolar connector 200 having the conventional structure described above. It is formed as follows. As described above, the connector of the present invention has a structure in which the lower bent portion 131a of the upper contact component 125 and the lower bent portion 131b of the lower contact component 126 are aligned in the left-right direction of the connector socket 100. Therefore, after attaching these contact components 125 and 126 to the socket-side contact component holding member 108, the lower bent portion 13 of the upper contact component 125
1a and the lower bent portion 13 of the lower contact component 126
1b can be formed simultaneously in one step.

The lower contact part 126 has the structure shown in FIG.
1 and FIG. 39 (b), the main bent portion 13
0a and 130b, and adjust the difference between the positions in the front-rear direction.
It has two sub-bends 132a and 132b provided so that the two ends are aligned.

As shown in FIGS. 31 and 39, the sub-bent portions 132a and 132b are
2 is provided at substantially the center of the main bending portion 130.
The bending direction of the sub-bending portion 132a adjacent to the main bending portion 132b is opposite to the bending direction of the main bending portion 130b, and the bending direction of the sub-bending portion 132b located on the distal end side of the board connection portion 122 is the main bending direction. It is in the same direction as the part 130b.

The sub-bends 132a and 132
b is formed such that the angle formed by the two surfaces sandwiching each of the sub-bent portions 132a and 132b is an obtuse angle. By using such a structure, the strength against external force is higher than when each of the sub-bent portions 132 is bent at an acute angle or a right angle.

Further, the step 1 of the terminal contact portion 121
23, the socket-side insulating housing 101
Saw-shaped hook 1 that engages with the side surface of the contact component holding portion 112 of the socket-side contact component holding member 108 to prevent the socket-side contact component 120 from coming off.
33 are provided.

FIGS. 40 to 43 are a top view, a front view, a left side view, and a bottom view of the socket-side electromagnetic shield according to the connector of the present invention. Also, FIGS. 44 (a) to (d)
FIG. 3 is a front view showing an example of the arrangement of key guides provided on the socket-side electromagnetic shield.

The socket-side electromagnetic shield 140 is formed of a metal plate, and as shown in FIGS. 40 to 43, is formed in a substantially rectangular cylindrical shape including an upper surface 141, a lower surface 142, a right surface 143, and a left surface 144. Have been.

The upper surface portion 141 is shown in FIGS.
As shown in FIG. 2, the connector socket 100 has two key guide portions 145 extending in the front-rear direction. The key guide portion 145 has a function of engaging with an erroneous insertion prevention key 23 provided on the upper member 21 of the plug-side electromagnetic shield 20 of the connector plug 10 to guide the plug-side electromagnetic shield 20 in the front-rear direction. are doing. That is, the key guides 145 are slit-shaped through holes extending in the front-rear direction of the connector socket 100, and a pair of left and right substantially parallel edges 146, 146 of each of the key guides 145.
Are formed so as to be substantially parallel to the front-rear direction of the connector socket 100, that is, the direction in which the connector plug 10 to be inserted into the connector socket 100 is displaced. Then, the erroneous insertion preventing key 23 engaged with the key guide portion 145 is moved to the key guide portion 145.
It can be moved smoothly inside.

The thickness d of the metal plate used for the socket-side electromagnetic shield 140 shown in FIG. 42 is the same as that of the erroneous insertion provided on the upper surface 22 of the plug-side electromagnetic shield 20 as described above. The upper surface portion 2 of the prevention key 23
2, the erroneous insertion prevention key 23 moving inside the key guide portion 145 is located above the socket side electromagnetic shield 140. The erroneous insertion prevention key 23 can smoothly move inside the key guide portion 145 without contacting the upper surface portion 102 of the side insulating housing 101.

The key guide portion 145 has various positions as shown in FIGS. 44A to 44D in accordance with the arrangement of the erroneous insertion prevention key 23 (see FIGS. 15A to 15D). It is possible to arrange.

Further, the rear end of the upper surface 141 is
As shown in FIG. 0 and FIG. 42, two fitting projections 147 and 147 for fixing the socket-side electromagnetic shield 140 to the socket-side insulating housing 101 are provided. As shown in FIG. 40, the fitting projections 147 and 147 have saw blade-shaped hooks 148a at both left and right ends, and the fitting projection 147a and the socket-side insulating housing 101 are fitted to each other. After the recess 110 is fitted, the hook 1
The distal end of the socket 48 is caught on the left and right side surfaces of the fitting recess 110 so that the socket-side electromagnetic shield 140 does not come off from the socket-side insulating housing 101.

The left surface 144 and the right surface 143 are
As shown in FIG. 41, the lock holes 149 are formed substantially perpendicular to the upper surface 141 and engage with the lock claws 47 provided on the plug-side electromagnetic shield 20 in the front-rear direction. It has almost at the center.

Further, the left surface portion 144 and the right surface portion 143
At the rear end, as shown in FIGS. 40 and 42, a fitting protrusion 147b having the same function as the fitting protrusion 147a provided on the upper surface 141 is provided. That is, like these fitting projections 147a provided on the upper surface 141, these fitting projections 147b have a saw blade-shaped hook 1
48b. When the hook 148b is fitted to the upper and lower surfaces of the fitting recesses 110b provided in the socket-side insulating housing 101, the socket-side electromagnetic shield 140 is attached to the socket-side insulating housing 1
01.

The left surface 144 and the right surface 143
41 to 43, the socket-side electromagnetic shield 140 and the connector socket 1
The wing part 150 is provided as a ground connection leg for electrically connecting a ground connection part such as a conductive pattern provided on the mounting surface of the substrate on which the 00 is mounted.

That is, the wing section 150 is
As shown in the figure, two are provided at each lower end of the left surface portion 144 and the right surface portion 143. Each of the connector socket 10 is formed by bending a vertical portion 151, which is a surface continuous with the left surface portion 144 and the right surface portion 143, and a lower portion of the vertical portion 151 substantially vertically.
0, each of which has a horizontal portion 152 extending outward in the left-right direction, and is formed so that its longitudinal section is substantially L-shaped.

The vertical portion 151 connects the socket-side electromagnetic shield 140 to the socket-side insulating housing 101.
When mounting to the socket-side insulating housing 1
01 is engaged with the slit 114 provided in the first member. Further, the horizontal portion 152 is formed by the vertical portion 151 being the slit 1.
When the socket-side insulating housing 101 is engaged with the left side portion 10 as shown in FIGS.
5 and the right side portion 104.

As described above, in the connector 1 of this embodiment, the wing portion 150 provided on the socket-side electromagnetic shield 140 is projected from the slit 114 provided on the lower surface portion 142 of the socket-side insulating housing 101, and the socket-side electromagnetic Since the lower surface of the shield 140 is covered with the socket-side insulating housing 101, the lower surface of the socket-side electromagnetic shield 140 and the conductive pattern provided on the mounting board are in contact with each other, and the conductive pattern provided on the board is short-circuited. There is no risk of being let go.

In the present embodiment, the key guide 145 is formed in a slit shape. However, the present invention is not limited to this embodiment, and the key guide may be formed in a groove. Even with such a structure, it is possible to enjoy the same advantages as in the present embodiment.

Finally, it is needless to say that the present invention is not limited to the above-described embodiment, and various changes and improvements can be made within the scope described in the claims.

[0118]

As described above, the connector of the present embodiment has the plug-side electromagnetic shield provided with an erroneous insertion prevention key and the socket-side electromagnetic shield provided with a key guide portion, and the contact surfaces of both are made of metal. Therefore, the contact surface is resistant to wear and deformation, and sufficient strength is ensured even when the erroneous insertion prevention key is formed in a small size.

Therefore, according to the connector of the present invention, the erroneous insertion prevention key can be arranged in various arrangements according to the type of use, whereby a plurality of connectors can be used properly.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an overall configuration of a connector of the present invention.

FIG. 2 is an exploded side view of the connector plug according to the connector of the present invention.

FIG. 3 is an exploded side view of the connector socket according to the connector of the present invention.

FIG. 4 is a top view of a connector plug according to the connector of the present invention.

FIG. 5 is a front view of a connector plug according to the connector of the present invention.

FIG. 6 is a right side view of the connector plug according to the connector of the present invention.

FIG. 7 is a sectional view taken along line AA in FIG. 4;

FIG. 8 is a front view of a front member of a connector-side insulating housing according to a connector plug of the connector of the present invention.

FIG. 9 is a top view of the upper member of the plug-side electromagnetic shield according to the connector plug of the connector of the present invention.

FIG. 10 is a front view of an upper member of a plug-side electromagnetic shield according to the connector plug of the connector of the present invention.

FIG. 11 is a right side view of the upper member of the plug-side electromagnetic shield according to the connector plug of the connector of the present invention.

FIG. 12 is a top view of a lower member of a plug-side electromagnetic shield of a connector plug of the connector of the present invention.

FIG. 13 is a front view of the lower member of the plug-side electromagnetic shield of the connector plug of the connector of the present invention.

FIG. 14 is a right side view of the lower member of the plug-side electromagnetic shield of the connector plug of the connector of the present invention.

15 (a) to 15 (d) are front views each showing an example of an arrangement of an erroneous insertion prevention key provided on an upper member of a plug side electromagnetic shield of a connector plug of the connector of the present invention.

FIG. 16 is a top view of a contact component holding member according to the connector plug of the connector of the present invention.

FIG. 17 is a front view of a contact component holding member according to the connector plug of the connector of the present invention.

FIG. 18 is a right side view of a contact component holding member according to the connector plug of the connector of the present invention.

FIG. 19 is a rear view of the contact component holding member according to the connector plug of the connector of the present invention.

20 is a sectional view taken along line BB in FIG.

FIG. 21 is a perspective view of a plug-side contact component attached to a connector plug according to the connector of the present invention.

FIG. 22 is an enlarged view of the vicinity of a protruding edge in FIG. 21;

FIG. 23 is a top view of a plug-side contact component attached to a connector plug according to the connector of the present invention.

FIG. 24 is a left side view of the contact portion of the plug-side contact component attached to the connector plug according to the connector of the present invention.

FIG. 25 is a front view of a plug-side contact component attached to the connector plug according to the connector of the present invention.

26 (a) is a development view of a plug-side contact component attached to a connector plug according to the connector of the present invention, and FIG. 26 (b) is a modified example thereof.

FIG. 27 is a top view of a connector socket according to the connector of the present invention.

FIG. 28 is a left side view of the connector socket according to the connector of the present invention.

FIG. 29 is a front view of a connector socket according to the connector of the present invention.

FIG. 30 is a rear view of the connector socket according to the connector of the present invention.

31 is a sectional view taken along line CC in FIG. 27.

FIG. 32 is a top view of a socket-side insulating housing according to the connector socket of the connector of the present invention.

FIG. 33 is a bottom view of the socket-side insulating housing according to the connector socket of the connector of the present invention.

FIG. 34 is a front view of a socket-side insulating housing according to the connector socket of the connector of the present invention.

FIG. 35 is a rear view of the socket-side insulating housing according to the connector socket of the connector of the present invention.

36 is a sectional view taken along line DD in FIG. 32.

FIG. 37 is a sectional view taken along line EE in FIG. 32;

FIG. 38 is a development view of a socket-side contact component relating to the connector socket of the connector of the present invention.

FIGS. 39 (a) and (b) are side views of an upper contact component and a lower contact component of a socket-side contact component according to the connector socket of the connector of the present invention, respectively.

FIG. 40 is a top view of the socket-side electromagnetic shield according to the connector of the present invention.

FIG. 41 is a front view of a socket-side electromagnetic shield according to the connector of the present invention.

FIG. 42 is a left side view of the socket-side electromagnetic shield according to the connector of the present invention.

FIG. 43 is a bottom view of the socket-side electromagnetic shield according to the connector of the present invention.

FIGS. 44 (a) to (d) are front views each showing an example of an arrangement of a key guide provided on a socket-side electromagnetic shield relating to a connector socket of the connector of the present invention.

FIG. 45 is an exploded perspective view of a connector plug and a connector socket of a conventional multipolar connector.

FIG. 46 is a longitudinal sectional view of a connector plug and a connector socket of a conventional multipolar connector.

47 (a) and 47 (b) are a top view and a right side view showing an example of the structure of a plug-side contact component of a conventional multi-pole connector, and FIG. 47 (c) is a view showing the plug-side contact component. It is a front view of the contact part of a contact component.

48 (a) and 48 (b) are a top view and a right side view showing another example of the structure of the plug side contact component of the conventional multipolar connector, and FIG. It is a front view of the contact part of a plug side contact component.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Connector 10 Connector plug 11 Plug side insulating housing 12 Front member 13 Protrusion port 14 Misinsertion prevention key insertion part 15 Pressing piece 16 Rear member 17 Gap 20 Plug side electromagnetic shield 21 Upper member 22 Upper surface part 23 Erroneous insertion prevention key 24 Projection length Defining portion 25 Top plate portion 26 Front portion 27 Left surface portion 28 Right surface portion 29 Side plate portion 30 Cable fixing portion 40 Lower member 41 Lower surface portion 42 Projection length defining portion 43 Rear surface portion 44 Left surface portion 45 Right surface portion 46 Lock piece 47 Lock claw 50 Plug-side contact component holding member 51 Top surface portion 52 Right surface portion 53 Left surface portion 54 Rear surface portion 55 Insertion hole 56 Opening 57 Tip holding portion 58 Engagement hole portion 59 Lower surface portion 60 Contact component holding portion 70 Plug-side contact component 71 Contact portion 72 Upper surface Part 73 protruding edge part 74 cut surface 75 lower surface part 76 Collision part 77 Right face part 78 End face 79 Contact face 80 Left face part 81 End face 82 End face 83 Tip projection part 84 Cutout part 85 Long side part 86 Short side part 88 First bent part 89 Second bent part 90 Third bent Part 91 Lead wire fixing part 100 Connector socket 101 Socket side insulating housing 102 Top part 103 Lower part 104 Right side 105 Left side 106 Rear part 107 Housing 108 Socket side contact component holding member 109 Opening 110 Fitting recess 111 Engaging part 112 Contact Component holding part 113 Hole 114 Slit 120 Socket side contact part 121 Terminal contact part 122 Board connection part 123 Step 125 Upper contact part 126 Lower contact part 127 First bent part 128 Second bent part 129 Third bent part 130 Main bending part 131 Lower bending part 132 Sub-bent part 133 Hook part 140 Socket side electromagnetic shield 141 Upper surface part 142 Lower surface part 143 Right side part 144 Left side part 145 Key guide part 146 Edge part 147a, b Fitting convex part 148a, b Hook part 149 Lock hole part 150 Wing part 151 Vertical part 152 Horizontal part 200 Multi-pole connector 201 Connector plug 202 Plug side insulating housing 203 Plug side electromagnetic shield 204 Cover 205 Erroneous insertion prevention convex part 210 Connector socket 211 Socket side insulating housing 212 Socket side electromagnetic shield 213 Erroneous insertion prevention concave part 214 Contact component holding member 215a, b Plug-side contact component 216 Top surface 217 Conductor connecting portion 218a, b Contact portion 220 Socket-side contact component 221a Upper contact component 221b Lower contact component 223a, b Contact part 224a, b Board connection part 225a, b Bent part

 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Daisuke Kitazawa 1297 Motoyoshida-cho, Mito-shi, Ibaraki F-term in Mitsuminyu Tech Co., Ltd. (reference) 5E021 FA05 FA09 FB02 FC07 FC08 FC21 FC38 GB01 HC08 JA04 JA11 KA05 LA09 LA15

Claims (12)

[Claims] 1. A connector having a connector socket and a connector plug connected to the connector socket, wherein the connector socket and the connector plug each include a metal component, and connect the connector plug to the connector socket. In this case, the metal parts come into contact with each other, and the protrusion provided on one of the metal parts engages with the recess provided on the other. 2. The connector socket according to claim 1, wherein the connector socket includes a plurality of socket-side contact components and a resin-made socket-side contact component holding member that holds the plurality of socket-side contact components. connector. 3. The connector plug according to claim 1, wherein the connector plug includes a plurality of plug-side contact components and a resin-made plug-side contact component holding member that holds the plug-side contact components. Connectors. 4. The connector according to claim 1, wherein at least one of said metal parts is formed in a rectangular tube shape. 5. The connector according to claim 1, wherein at least one of said metal parts has an electromagnetic shielding function. 6. The plug-side electromagnetic shield located on the outer peripheral side of the plug-side contact component holding member and the socket-side electromagnetic shield located on the outer peripheral side of the socket-side contact component holding member. The connector according to claim 5, wherein 7. The connector according to claim 6, wherein the protrusion is formed by deforming a part of an outer peripheral surface of the plug-side electromagnetic shield outward. 8. The socket-side insulating housing is formed in a substantially cylindrical shape including an upper surface, a lower surface, a left surface, and a right surface, and the recess is formed in the upper surface, the lower surface, the left surface, and the right surface. The connector according to any one of claims 4 to 7, wherein the connector is provided in at least one of the following. 9. The connector according to claim 6, wherein the recess is formed in the socket-side electromagnetic shield in a slit shape. 10. The concave portion has a pair of substantially parallel edges, and the edge has a direction in which the mating connector plug is displaced when the mating connector plug is inserted into the socket-side electromagnetic shield. The connector according to claim 9, wherein the connector is substantially parallel. 11. The metal part having the concave portion is formed of a metal plate material, and a projection height of the convex portion is equal to or less than a thickness of the metal plate material. Connector according to any of the above. 12. The connector according to claim 1, wherein a plurality of sets of the concave portions and the convex portions are provided.