JP3323445B2 - Ground reinforcement plate and connector with ground reinforcement plate - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

TECHNICAL FIELD The present invention relates to a connector,
For example, the present invention relates to a connector having a structure that ensures a ground connection by appropriately responding to design restrictions when arranging the connector in a device.

[0002]

2. Description of the Related Art Conventionally, for example, a feedthrough capacitor 11a
Connector 10 comprising a plurality of contacts 11 having insulators, an insulator 12, a shell 13 and a shield shell 14.
As shown in FIG. 8, the shell 13 and the shield shell 14 are covered almost entirely except for a connection portion side of the insulator 12 into which the plurality of contacts 11 are press-fitted and fixed. Things are known.

The connector 10 is usually provided with mounting holes 13a at both ends of a shell 13 to be connected to a mating connector.
Is provided, and is thereby fixed to the frame 15 of the device with screws or the like, and for shielding the connection portion of the contact 11,
The shell 13 is in contact with the shield shell 14, and the shell 13 is dropped to the ground via a contact surface with the shield shell 14 or the frame 15.

[0004]

In the above connector, the shell 13 is generally dropped to the ground by bringing the front surface 13b of the shell 13 into contact with the frame 15. Depending on the location and arrangement of the connector 10 or when the material of the connector mounting surface of the frame 15 is a non-conductive material.
In some cases, it is desired to take the ground at the upper end face and the lower end face of zero.

[0005] However, the upper and lower end surfaces of the connector 10 are formed on both end surfaces 13 of the shell 13 and the shield shell 14.
Only a small area corresponding to both plate thicknesses obtained by combining c and 14a (13d and 14b) can be obtained. Therefore, there are problems in that the place where the ground is taken is narrow, which hinders the design and arrangement, that the component assembly work is troublesome and inefficient, and that the performance characteristics of the shield are insufficient. The connector according to the present invention is proposed to solve such a problem.

[0006]

The gist of the present invention for solving the above-mentioned problems of the ground reinforcing plate according to the present invention is that a front surface surrounding an insulator and a connection portion of a plurality of contacts provided on the insulator is provided. Attached to the shield shell of the connector having a side shell and a shield shell on the rear side, through holes for the contacts are provided at predetermined positions in the center at a required number, and vertically from the center. The extended upper and lower flat portions are respectively covered on the upper and lower shield flat portions of the shield shell, and the covered upper surface and lower surface are respectively orthogonal to at least the upper and lower shield flat portions. That is, it is formed so as to be flush with the upright end face.

In order to solve the above problems of the connector with a ground reinforcing plate according to the present invention, it is essential to provide an insulator, a contact mounted in a through hole of the insulator, and a connecting portion between the insulator and the contact. A connector comprising a front side shell surrounding the rear and a rear side shield shell,
The ground reinforcing plate is fixed to the shield shell, and the ground is formed by the upper and lower flat portions of the ground reinforcing plate flush with the end faces that are erected perpendicular to the upper and lower shield flat portions of the shield shell. Area is secured.

According to the ground reinforcing plate and the connector with the ground reinforcing plate according to the present invention, a flat portion for ground is widely secured above and below the connector, and moreover, it is flush with the rising end surface of the shield shell. Therefore, it is possible to meet the design requirement of the frame body side to which the connector is to be attached, and it is easy to arrange and mount components. Further, by providing the ground reinforcing plate over the shield shell, the shield characteristics of the connector are also improved.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, a ground reinforcing plate 1 according to the present invention and a connector 2 with the ground reinforcing plate will be described with reference to the drawings. Note that, for easy understanding of the present invention, portions corresponding to the conventional example are denoted by the same reference numerals as the conventional example.

The ground reinforcing plate 1 is shown in FIGS.
As shown in FIG. 3, for example, a contact 11 having a through-type capacitor is inserted through a central portion 1a made of a metal such as spring steel or phosphor bronze and formed into a concave portion in the vertical direction as shown in FIG. Are provided at predetermined positions in a required number.

The upper and lower flat portions 1c and 1d which are bent in the front-rear direction via the bridging portions 1g and 1h extending up and down from the center portion 1a and bent in a U-shape are formed by a conventional example. The shield flat portions 14c and 14d above and below the shield shell 14 described in the above are respectively covered.

Further, the upper surface of the upper flat portion 1c and the lower surface of the lower flat portion 1d have at least the upper and lower portions.
End surfaces 14a, 14b of flange 14h, which are orthogonally erected from lower shield flat portions 14c, 14d, respectively.
It is formed so that it may become flush.

At the left and right ends of the upper flat portion 1c of the ground reinforcing plate 1, receiving portions 1e, 1e each having a height a and bent inward in a U-shape are provided. Similar receiving portions 1f, 1f are provided at both ends in the left-right direction of the flat portion 1d.

The ground reinforcing plate 1 is formed as described above. Next, the shape of the shield shell 14 on the connector 10 side to which the ground reinforcing plate 1 is attached will be described. As shown in FIG. 5, the shield shell 14 is made of metal and has a central portion 14e formed in a concave portion.
Are provided at predetermined positions in a required number.

The ground reinforcing plate 1 is provided at the central portion 14e.
The central portions 1a are substantially the same in shape and size, and are overlapped and accommodated by aligning the positions of the through holes 14f and the through holes 1b.

A flange 14h extends from the outer edge of the projection 14g formed over the entire outer edge of the central portion 14e. In the left-right direction of the flange 14h, a through-hole 14i into which an assembly screw or the like is inserted is provided. Internal space 14j of this shield shell 14 (see FIG. 5 (b))
In addition, the insulator 12 is housed.

In addition, since the shell 13 and the insulator 12 are the same as those described in the conventional example (see FIG. 8), duplicate description will be omitted.

The assembling of the connector 2 with the ground reinforcing plate according to the above configuration will be described. As shown in FIG. 6, the contact 11 is pressed into the insulator 12 and held. This insulator 12 is inserted into the internal space 14j from the front side of the shield shell
f and stored.

From the front side of the shield shell 14, the shell 13 surrounding the connection portion on the distal end side of the contact 11 is fastened by inserting screws and nuts and the like into the mounting holes 13a and 14j. Form an intermediate assembly.

Next, as shown in FIG.
The capacitor 11a is inserted from the rear side of the
Into the recess. Then, the ground reinforcing plate 1 is superimposed on the central portion 14e of the shield shell 14 while the respective contacts 11 are inserted through the through holes 1b of the central portion 1a, and the straddling portions 1g, 1h are put on the convex portions 14g. The upper and lower shield flat portions 14 of the shield shell 14 while elastically expanding the upper and lower flat portions 1c and 1d slightly.
c and 14d, and attached to the intermediate assembly.

The capacitor 11a and the contact 1
1. The shield shell 14 and the ground reinforcing plate 1 are soldered. After that, the epoxy resin 3 is filled.

The upper and lower surfaces of the upper and lower flat portions 1c and 1d of the ground reinforcing plate 1 are flush with the upper and lower end surfaces 13c and 14a and the end surfaces 13d and 14b of the shell 13 and the shield shell 14. Or it is almost the same. As a result, a large ground area is secured by the flat portions 1c and 1d.

The receiving portions 1e, 1e and the receiving portion 1 at the left and right ends of the upper and lower flat portions 1c, 1d.
f, 1f are in contact with the surfaces of the upper and lower shield flat portions 14c, 14d of the shield shell 14, maintain the height a, and maintain the flush state. The rear end side of the contact 11 is bent in a predetermined direction as shown in FIG.

As described above, the ground reinforcing plate 1 of the present invention is fixed to the conventional connector 10 to form the connector 2 with the ground reinforcing plate. When attaching the connector 2 with the ground reinforcing plate to the frame 15 of the device,
The presence of the upper and lower flat portions 1c and 1d above and below the ground reinforcing plate 1 allows, for example, the common terminal to be electrically dropped to the ground to take the ground according to the design requirement on the frame side. Become like In addition, since the ground reinforcing plate 1 is added over the shield shell 14,
The electrical shielding characteristics will be further improved.

[0025]

As described above, the ground reinforcing plate according to the present invention comprises a front shell surrounding a periphery of an insulator and a connection portion of a plurality of contacts provided on the insulator, and a rear shell surrounding the insulator. A connector having a shield shell and attached to the shield shell of the connector, wherein a required number of through holes for the contacts are provided at predetermined positions in a central portion,
Upper and lower flat portions extending vertically from the central portion are respectively covered by upper and lower shield flat portions of the shield shell, and the covered upper surface and lower surface are at least the upper and lower shield flat portions. Since it is formed so as to be flush with the end surface that is erected perpendicularly from the part, flat parts for ground are widely secured above and below the connector,
In addition, since the shield shell is flush with the rising end face, the degree of freedom in design is expanded according to the design requirement of the frame body to which the connector is to be attached, and the arrangement of parts and the attachment of parts are facilitated. It is effective.

The connector with a ground reinforcing plate according to the present invention comprises an insulator, a contact mounted in a through hole of the insulator, a front shell surrounding a connecting portion between the insulator and the contact, and a rear shell. A connector comprising a shield shell, wherein the ground reinforcing plate is fixed to the shield shell, and the ground plane is flush with an end surface which is respectively erected perpendicularly to upper and lower shield flat portions of the shield shell. Because the ground area is secured by the upper and lower flat parts of the reinforcing plate, it meets the design requirements of the frame side and has the excellent effect of further improving the shielding characteristics of the connector. is there.

[Brief description of the drawings]

FIG. 1 is a front view of a ground reinforcing plate according to the present invention.

FIG. 2 is a bottom view of the ground reinforcing plate according to the present invention.

FIG. 3 is a side view of the ground reinforcing plate according to the present invention.

FIG. 4 is a rear view of the ground reinforcing plate according to the present invention.

FIG. 5 is a front view (a), a bottom view (b), a side view (c), and a rear view (d) of a shield shell in the connector with a ground reinforcing plate according to the present invention.

FIG. 6 is an intermediate assembly view of the connector with a ground reinforcing plate according to the present invention.

FIG. 7 is a partially cutaway front view of the connector with a ground reinforcing plate according to the present invention.

FIG. 8 is an explanatory view (a) showing a usage state of a connector according to a conventional example, and a front view (b) as viewed from a shell side.

[Explanation of symbols]

1 ground reinforcement plate, 1a central part, 1b through hole,
1c Upper flat portion, 1d Lower flat portion, 1e, 1f receiving portion, 1g, 1h straddling portion, connector with ground reinforcing plate, 11 contacts, 11a capacitor, 1
2 Insulator, 13 shell, 13a mounting hole, 13b front face, 13c upper end face, 13d lower end face, 14 shield shell, 14a, upper end face, 14b lower end face, 1
4c upper shield flat portion, 14d lower shield flat portion, 14e central portion, 14f through hole, 14g convex portion,
14h flange, 14i through hole, 14j internal space, 15 frame of equipment.

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁷ , DB name) H01R 13/648-13/719 H01R 24/08

Claims (2)

(57) [Claims] 1. A connector having a front-side shell surrounding a periphery of an insulator and a connection portion of a plurality of contacts provided on the insulator and a rear-side shield shell attached to the shield shell of the connector. A predetermined number of through holes for the contacts are provided at predetermined positions in a central portion, and upper and lower flat portions extending vertically from the central portion are upper and lower shield flat portions of the shield shell. And each of the upper and lower surfaces is formed so as to be flush with at least the end faces which are orthogonally erected from the upper and lower shield flat portions, respectively. Ground reinforcement plate. 2. A connector comprising an insulator, a contact mounted in a through hole of the insulator, a front shell and a rear shield shell surrounding a connecting portion between the insulator and the contact. The ground reinforcing plate according to claim 1 is fixed to the shield shell, and the ground reinforcing plate is flush with an end surface that is erected perpendicularly to upper and lower shield flat portions of the shield shell.・ A connector with a ground reinforcement plate, characterized in that the ground area is secured by the lower flat part.