JPH0946016A - Printed board connection device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily connect printed boards used in an electronic equipment such as an AV equipment mutually and improve reliability of connection by realizing further strong connection. SOLUTION: When a first printed board 2 and a third printed board 9 are connected, a projection part 17a of a guide metal part 17 fits in a hole part 11a of a guide metal part 11 along an arrow A and thereby connection operation of both connectors can be carried out readily. Since a projection part 15a of a guide metal part 15 fits in a hole part 13a of a guide metal part 13 along the arrow A, connection operation of both connectors is carried out readily. Furthermore, at last, a housing 8 is attached to a housing 5 by a bis (not illustrated) and the housing 5 is attached to a housing 1 by a bis (not illustrated), and thereby each housing can be assembled without applying external force to each connector.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a printed circuit board connecting device for use in electronic equipment such as AV equipment for facilitating connection work between printed circuit boards and for stronger connection.

[0002]

2. Description of the Related Art In recent years, in the trend of rapid cost reduction of electronic equipment, a structure in which a connector is used instead of a wire material for electrical connection between boards is often used from both sides of direct material and man-hours. It is like this. Hereinafter, a conventional printed circuit board connecting device will be described with reference to the drawings.

FIG. 4 is a connection perspective view of a conventional printed circuit board connecting device, and FIG. 5 is a side view. 4 to 5,
Reference numeral 2 is a first printed circuit board provided with male connectors 3 and 4 attached to the first housing 1, and 6 is a second housing 5.
Is a second printed board provided with a female connector 7, and 9 is a third printed board provided with a female connector 10 attached to the housing 8.

In the printed circuit board connecting device configured as described above, when connecting the first printed circuit board 2, the second printed circuit board 6 and the third printed circuit board 9, the third printed circuit board 3 is connected.
After the housing 8 having the printed circuit board 9 attached thereto is attached to the housing 5, the housing 5 is moved along the arrow A so that the fitting convex portion 3a of the male connector 3 and the fitting convex portion 4a of the male connector 4 are respectively female. It is attached to the housing 1 while being connected to the fitting hole 10a of the mold connector 10 and the fitting hole 7a of the female connector 7.

[0005]

However, in the above conventional configuration, the male connectors 4 and 3 of the first printed board 2 are replaced by the female connectors 7 and the third printed board of the second printed board 6, respectively. When connecting to the female connector 10 of 9, the male connectors 4 and 3 and the female connectors 7 and 10 are misaligned because they are not positioned, and there is a problem that they are not easily fitted.

Further, as a structural problem, since the pitch dimensions of the male connectors 4 and 3 are difficult to be obtained, the male connectors 4 and 3 and the female connector 7 are maintained while the pitch dimensions are not regular.
Even if 10 and 10 can be connected, there is a problem that the reliability of the connection is lowered because the connector is fixed while being stressed by an external force applied after the connection.

The present invention solves the above-mentioned conventional problems, and an object of the present invention is to provide a printed circuit board connecting device which facilitates connection work of both connectors, has high reliability of connection, and more strongly connects. And

[0008]

In order to achieve this object, the printed circuit board connecting apparatus of the present invention uses a male connector having a conductive dimension allowance in the connecting direction, and the connector has at least two side edges. The first housing to which the first printed circuit board provided above is fixed, and the second printed circuit board provided with the connector that fits the connector provided to the first printed circuit board are fixed, and the first printed circuit board is fixed. A second housing which is configured in a direction orthogonal to the board and which is attached to the first housing with screws and the like in the up, down, left and right directions, and is provided on at least one or more first printed circuit boards. A printed board provided with a connector to be fitted with the connector is fixed, and another housing is attached to the second housing with screws or the like with a movable margin in the vertical and horizontal directions.

Further, a guide having a convex portion or a hole portion integrally formed with the connector provided on the first printed board and a connector fitted with the connector provided on the first printed board are integrally formed. And a guide having a hole or a protrusion that fits into the protrusion or the hole of the guide integrally formed with the connector provided on the first printed circuit board.

[0010]

According to the present invention, by using the connector having the above-mentioned structure, there is an allowance for the conductive dimension in the connecting direction. First, at least two side edges of the first printed circuit board fixed to the first housing are provided.
(C) One of the connectors provided above is connected to a connector provided on a printed circuit board that is fixed to another housing, which is attached to the other housing with screws or the like with a movable margin in the vertical and horizontal directions.

Next, one of the other connectors provided on one side edge of the first printed circuit board is formed in a direction perpendicular to the first printed circuit board, and is movable in the vertical and horizontal directions with respect to the first housing. A connector provided on a second printed circuit board fixed to a second housing that is mounted with screws or the like with a margin is connected. Finally, by attaching another housing to the second housing and attaching the second housing to the first housing, the connection work of each connector can be easily performed without applying an external force to each connector.

Further, a convex portion or a hole portion of a guide integrally formed with a connector provided on one side edge portion of the first printed circuit board, and a connector fitted with the connector provided on the first printed circuit board. The guide integrally formed is fitted with the protrusion or hole of the guide integrally formed with the connector provided on the first printed circuit board, and the hole or protrusion is fitted to easily connect both connectors. The work is done, and the external force applied during and after the connection work is relieved.

[0013]

An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is an external perspective view of a printed circuit board connecting device according to an embodiment of the present invention. FIG. 2 is a cross-sectional view of essential parts showing a state before the convex portion of the guide metal fitting of the first printed circuit board in the embodiment of the present invention is inserted into the hole of the guide metal fitting of the second printed circuit board, and FIG. FIG. 7 is a cross-sectional view of a main part in a state where both the connectors are connected by inserting the convex portion of the guide metal fitting of the first printed circuit board in the embodiment of the present invention into the hole of the guide metal fitting of the second printed circuit board.

1 to 3, 11 is a guide metal fitting attached to the first printed board 2 with a screw 12, 13 is a guide metal fitting attached to the first printed board 2 with a screw 14, and 15 is a second metal fitting. Printed circuit board 6
The guide metal fitting 17 is attached to the third printed circuit board 9 with the screw 18.

In the printed circuit board connecting device of the present embodiment having the above-described structure, when the first printed circuit board 2 and the third printed circuit board 9 are first connected, the guide metal fitting 17 is used.
The convex portion 17a of the guide member 11 along the arrow A
After fitting with 1a and positioning both guide metal fittings 11 and 17, the male connector 3 and the female connector 10 are smoothly connected.

Next, when connecting the first printed circuit board 2 and the second printed circuit board 6, the convex portion 15a of the guide metal fitting 15 is used.
Is fitted in the hole 13a of the guide metal fitting 13 along the arrow A, the guide metal fittings 13 and 15 are positioned, and then the male connector 4 and the female connector 7 are smoothly connected. Finally, the housing 8 is attached to the housing 1 with a screw (not shown), and the housing 5 is attached to the housing 1 with a screw (not shown).

As described above, according to this embodiment, the guide fitting 11 integrated with the male connector 3 of the first printed board 2 and the female connector 10 provided on the third printed board 9 are provided. When the first guide board 2 and the third printed board 9 are connected to each other by providing the integrated guide metal fitting 17, the convex portion 17a of the guide metal fitting 17 is guided along the arrow A to guide the metal fitting 1
By engaging with the first hole 11a, the connection work of both connectors can be easily performed.

Similarly, a guide metal fitting 13 integrated with the male connector 4 of the first printed circuit board 2 and a guide metal fitting 15 integrated with the female connector 7 provided on the second printed circuit board 6 are provided. When the first printed circuit board 2 and the second printed circuit board 6 are provided, the protrusion 15a of the guide metal fitting 15 fits into the hole 13a of the guide metal fitting 13 along the arrow A, so that both connectors can be easily connected. Connection work is done.

Finally, the housing 8 is attached to the housing 5 with screws (not shown) and the housing 5 is attached to the housing 1 with screws 20 (not shown), so that external force is not applied to each connector. The assembly work can be performed and the connection reliability is improved. In addition, the guide parts have strength as sheet metal parts,
Moreover, by making the fitting gap between the convex portions 15a, 17a of the guide fittings 15, 17 and the holes 11a, 13a of the guide fittings 11, 13 small, the external force applied to the connector at the time of connection work and after the connection is relaxed. , More strongly connected.

In this embodiment, the guide fittings 11, 13, 15 and 17 which are the connector fitting guide parts are sheet metal parts, but have sufficient strength to reduce the external force applied to the connector during and after the connection work. The material may be resin as long as it has the structure. Further, the mounting hole 8a of the housing 8 has a hole diameter sufficient to absorb the positional deviation of the mounting hole when the housing 8 is mounted on the housing 5 with respect to the diameter of the mounting screw.

Further, the mounting hole 5a of the housing 5 has a hole diameter sufficient to absorb the positional deviation of the mounting hole when the housing 5 is mounted to the housing 1 with respect to the diameter of the mounting screw.

[0022]

As is apparent from the above description, the first connector, which is fixed to the first housing and has at least two connectors at one side edge, is formed by using a connector having a conductive dimension allowance in the connecting direction. Fixed to a second printed circuit board and a second printed circuit board, which is formed in a direction perpendicular to the first printed circuit board and has a movable allowance in the vertical and horizontal directions with respect to the first printed circuit board and is attached with screws or the like. A second printed circuit board provided with a connector that mates with a connector provided on the circuit board;
At least one or more second housings are fixed to another housing that has a movable allowance in the up, down, left, and right directions with respect to the second housing and is attached by a screw or the like, and a connector that fits with the connector provided on the first printed circuit board is provided. By providing the provided printed circuit board, the connector of another housing is first connected to the connector provided on the first printed circuit board, and then the connector of the second printed circuit board and the connector provided on the first printed circuit board. After connecting with the connector that was made, another housing to the second housing,
By attaching the second casing to the first casing, the connector can be easily connected without applying an external force to each connector, and the reliability of the connection is improved.

Further, a guide having a projection or a hole integrally formed with the connector provided on the first printed board and a connector fitted with the connector provided on the first printed board are integrally formed, By providing a guide provided with a convex portion or a hole portion of the guide integrally formed with the connector provided on the first printed circuit board and a guide having a hole portion or a convex portion to be fitted, the connection work of both connectors is facilitated, You can connect more strongly.

[Brief description of drawings]

FIG. 1 is an external perspective view of a printed circuit board connecting device according to an embodiment of the present invention.

FIG. 2 is a cross-sectional view of essential parts showing a state before the convex portion of the guide metal fitting of the first printed circuit board in the embodiment of the present invention is inserted into the hole of the guide metal fitting of the second printed circuit board.

FIG. 3 is a cross-sectional view of a main part in a state where both the connectors are connected by inserting the convex portion of the guide metal fitting of the first printed circuit board into the hole of the guide metal fitting of the second printed circuit board in the embodiment of the present invention.

FIG. 4 is a connection perspective view of a conventional printed circuit board connecting device.

FIG. 5 is a side view of a conventional printed circuit board connecting device.

[Explanation of reference numerals] 1 housing 2 first printed board 3 male connector 4 male connector 5 housing 6 second printed board 7 female connector 8 housing 9 third printed board 10 female connector 11 guide metal fitting 11a guide Fitting hole part of the metal fitting 12 Screw 13 Guide fitting 13a Fitting hole part of the guide fitting 14 Screw 15 Guide fitting 15a Fitting convex part of the guide fitting 16 Screw 17 Guide fitting 17a Fitting convex part of the guide fitting 18 Screw

Claims (2)

[Claims] 1. A first printed circuit board, which is fixed to a first housing and has at least two connectors at one side edge, using a connector having a conductive dimension allowance in a connecting direction; A connector provided on the first printed board, which is fixed to a second housing which is configured in a direction perpendicular to the printed board and has a movable allowance in the vertical and horizontal directions with respect to the first housing and which is attached with screws or the like; The second printed circuit board is provided with a connector to be fitted, and is fixed to at least one or more other chassis that is attached with screws or the like with a movable margin in the vertical and horizontal directions with respect to the second chassis, A printed circuit board connecting device comprising: a connector provided on a first printed circuit board; and a printed circuit board provided with a connector to be fitted. 2. A guide having a projection or a hole integrally formed with a connector provided on the first printed board, and a connector fitted with the connector provided on the first printed board. 2. The printed circuit board connecting device according to claim 1, further comprising: a guide having a hole or a protrusion that is fitted to the protrusion or the hole of the guide integrally formed with the connector provided on the first printed circuit board.