JPS61159795A - Electronic equipment - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed description of the invention] The present invention aims to solve the following problems.

(Industrial Application Field) The present invention relates to an electronic device including a plurality of electronic circuit boards in a case.

(Prior Art) In a conventional electronic device of this type, a plurality of electronic circuit boards are sequentially installed in a case, and connectors provided on the electronic circuit boards are interconnected to form a single electronic device. However, the disadvantage was that it took a lot of effort to assemble. If the above procedure is incorrectly performed when assembling multiple electronic circuit boards, the connections between the electronic circuits provided on the boards will be lost when the boards are connected to each other to complete the electronic device. Since the device is in an incorrect state, there is a problem that when the device is energized, it does not function as expected or causes damage to the circuit. (Problem that the invention seeks to solve Point) This invention eliminates the above-mentioned conventional problems and can be easily assembled.
It is also an object of the present invention to provide an electronic device with a structure that allows it to be assembled into an electronic Ja device that operates normally even if the assembly procedure is incorrect during the assembly process.

The configuration of the present invention is as follows.

(Means for Solving the Problems) The present invention takes the measures as described in the claims above, and its effects are as follows.

(Function) An electronic circuit board is placed in each of the plurality of placement spaces provided along the connection board, and a group of connectors provided on the electronic circuit board is connected to a group of connectors provided on the connection board. By doing so, the electronic device is completed.

(Example) Below, drawings showing examples of the present application will be described. Reference numeral 1 denotes a case, and 2 a connection board, each of which shows a space for arranging an electronic circuit board, which is provided along the case l using a fixture 3 as shown in FIG. 7 is the above board 2
A holder 8, which is a connector fixedly attached at a position along each of the spaces, and is made of a synthetic resin material;
It consists of a plurality of pin-shaped connectors 9 attached to the holder 8. In each of these connectors 7, the plurality of connectors 9 are collectively referred to as a connector group. Reference numeral 11 denotes connection conductors provided on one surface of the substrate 2, and a large number of them are provided in parallel. Reference numeral 12 denotes a connecting conductor provided on the other surface of the substrate 2, one end of which is connected to the connector 9, and the other end is connected to the connecting conductor 11 via a connecting point 13. These connecting conductors 11.1
2, connectors 9 at corresponding positions in a large number of connectors 7 are electrically connected to each other. Connection point 1
3 is configured with a through hole, for example. Next 15
is fixed to the case 1 with board seats provided in each of the placement spaces 4, 5, and 6. Reference numerals 16, 17, and 18 designate electronic circuit boards arranged in each arrangement space, which are each fixed to the seat 15 using set screws 19. Each of the above electronic circuit boards 16°17
, 18 are configured with different electronic circuits using various circuit elements 29, as shown in FIGS. 6, 7, and 8, respectively. On the board 16, 2° indicates an input terminal, 21 indicates a video amplification circuit, and on the board 17, 2° indicates an input terminal.
Reference numeral 2 indicates a video amplification circuit, and reference numeral 23 indicates an output terminal. Furthermore, in the substrate 18, 24 indicates a constant voltage power supply circuit. Next 2
6 indicates a connector fixedly provided on each electronic circuit board. Each connector 26 includes a plurality of receptacle-shaped connectors 28 inside a holder 27. The arrangement of the plurality of connectors 28 in the connector 26 is
This corresponds to the arrangement of the plurality of connectors 9 in . Further, each connector 28 can be connected to the connector 9 in a detachable manner. Each of the above electronic circuit boards 16.17.1
8, the important connection points to be mutually connected in the electronic circuits provided on each of them are connected to the connectors 28 at corresponding positions on the connectors 26 provided on each electronic circuit board. It is. That is, as shown in FIGS. 6 to 8, the output end 21a of the video amplification circuit 21 and the input end 22a of the video amplification circuit 22 are connected to the leftmost connector (indicated by reference numeral 28a) in the drawings. The output terminal 24a of the constant voltage power supply circuit 24 and the power supply terminals 21b and 22b of each of the video amplification circuits 21 and 22 are respectively connected to the second connector from the top of the drawing (indicated by reference numeral 28b). Further, each of the ground circuits 3o on each board is connected to the connector 28d located on the rightmost side in the drawing. 31 is a power transformer attached to the case 1, an AC plug 32 is connected to its negative side, and a two-terminal connector 33 is connected to its secondary side. The connector 33 is equipped with connectors 33C and 33d similar to the connector 28, and these two connectors 33C and 33d are connectors (symbol: 28c, 28d) at connector 9°9 in the position shown in FIG.

To assemble the electronic device with the above configuration, after manufacturing the connection board 2 and each electronic circuit board 16, 17, and 18 separately, first attach the connection board 2 to the case 1, and then attach the connection board 2 to the case 1. Electronic circuit boards 16, 17, and 18 are placed on 6, respectively, and their connectors 26 are connected to connector 7.

Also, at an arbitrary point in time, the transformer 31 is also attached to the case 1, and the connector 33 is connected to the connector 7. This allows the fifth
The electronic device with the circuit shown in the figure is completed. Then, as is well known, a conduction test is carried out and the characteristics etc. are inspected before being shipped.

When assembling as described above, even if you make a mistake in the assembly procedure and place each electronic circuit board 16, 17, 18 in a location different from the respective designated placement spaces 4, 5.6, each electronic circuit Since the connection relationships between the connectors 28 and important connection points on the board and the connections between the connectors 9 of the connectors 7 on the connection board 2 are configured as described above, they are always as shown in FIG. A predetermined electronic circuit is constructed. Therefore, no abnormality will occur even if the current is tested as is. Therefore, if such a placement error is noticed and each electronic circuit board is rearranged at a predetermined location, an electronic device having a predetermined structure can be obtained.

Even if the electronic circuit boards 16, 17, and 18 are arranged in the wrong locations as described above, no problem will occur even if the electronic circuit boards 16, 17, and 18 are shipped as a completed product with a predetermined circuit as described above.

Bottle-shaped connector 9 and receptacle-shaped connector 28 described above
The relationship is relative, and the structures may be interchanged.

Next, FIGS. 9 to 13 show different embodiments of the present application, and show an example in which the number of arrangement spaces and electronic circuit boards is large, and connections for multiple destinations are provided on the connection board and the electronic circuit board, respectively. This shows an example in which a container is provided. In the figure, 41 to 46 each indicate a space for arrangement, and 47 to 52 each indicate an electronic circuit board.

Further, the plurality of connectors 7e provided along the respective arrangement spaces on the connection board 2e and the plurality of connectors 26e provided on the electronic circuit board are spaced apart from each other as shown in the figure. be.

In such a configuration, among the signals transmitted through the connectors in the connector, signals that would be harmful if mixed with each other (for example, input signals and output signals) are transferred to the connectors in the connectors separated from each other. It is recommended that the information be transmitted through the .

It should be noted that parts that are functionally the same or equivalent to those in the previous figure are given the same reference numerals as in the previous figure with an alpha character e, and redundant explanations are omitted.

(Effects of the Invention) As described above, in the present invention, when assembling an electronic device, a plurality of electronic circuit boards 16, 17
．． 18, place them in their respective placement spaces 4,
5.6, and by simply connecting a group of connectors provided on each electronic circuit board to a group of connectors provided on a connection board, it is possible to easily assemble an electronic device.

Moreover, when assembling as described above, each electronic circuit board 16, 17, 18 is assembled in a wrong manner, and each electronic circuit board is placed in a different location from the designated placement space. Even if the connectors 9 are connected to each other in the connection board 2, the connection relationship between the connectors 9 in the plurality of connector groups provided therein is specified, and on the other hand, each electronic circuit w On the board, the connection relationship between the important connection points of the electronic circuit provided thereon and the plurality of connectors 28 in the group of connectors provided on the electronic circuit board is specified, so that the electronic circuit of the predetermined circuit configuration It has the advantage of being able to configure devices. This means that the electronic circuit will not be damaged even if it is subjected to a current test in its current state.
Therefore, place the electronic circuit board as soon as you notice the placement mistake! , L, or even if it is left as is, it can be used without any problems as an electronic device that performs the specified function.

[Brief explanation of drawings]

The drawings show an embodiment of the present application. Fig. 1 is a plan view of the electronic device, Fig. 2 is a sectional view taken along the line ■-■, Fig. 3 is a front view of the connection board, and Fig. 4 is the rear view of the connection board. Figure 5 is a block circuit diagram of the electronic device, Figures 6 to 8 are block diagrams of electronic circuits provided on each electronic circuit board, and Figures 9 to 13 show different embodiments. Fig. 9 is a plan view of the electronic device, Fig. 1θ is a front view of the connection board, Fig. 11 is a rear view of the connection board, Fig. 12 is a partially enlarged view of Fig. 1θ, and Fig. 13 is a partial enlarged view of Fig. 11. Partially enlarged view of the figure. 2... Connection board, 4.5.6... Space for arrangement, 16
．． 17.18...Electronic circuit board, 9.28...Connector. Figure 1 Figure 2 Broom 3 Figure Now Figure 6 Figure 7! , 5 Figure 8

Claims (1)

[Claims] It has a connection board and a plurality of electronic circuit boards configured with mutually different electronic circuits, and a space for arranging the plurality of electronic circuit boards is provided along the connection board, and each of the above-mentioned arrangements in the connection board is provided. Connector groups each consisting of a plurality of connectors are provided at positions along the space, and the arrangement of the plurality of connectors in each connector group is the same for each connector group, and furthermore, the above-mentioned The connectors at corresponding positions in each connector group are connected to each other, and on the other hand, in the plurality of electronic circuit boards, a plurality of connections are configured to be able to be freely connected to and separated from each connector in the connector group on the connection board. a connector group consisting of a plurality of connectors, the arrangement of the connectors in the connector group corresponds to the arrangement of the plurality of connectors in each connector group provided on the connection board, and furthermore, each electronic circuit An electronic device characterized in that, in the substrates, important connection points to be mutually connected in electronic circuits provided on the substrates are respectively connected to connectors at corresponding positions.