JPH0525791U - Electronic circuit package mounting structure - Google Patents

Abstract

(57) [Summary] [Construction] The guide rails 14 which are detachable from the package support plate 13 are arranged in parallel and can be fixed at equal intervals. The electronic circuit package 15 and a plurality of types of electronic circuit packages 18, 19, 20 having an integral multiple width of the electronic circuit package 15 are freely combined, and the guide rail 14 is used to package the package support plate 13.
The device having a desired function is configured by mounting the device in the package shelf 1 while supporting it. [Effect] The degree of freedom in design is greatly improved, and devices having various functions can be easily obtained.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to an electronic circuit package mounting structure of an apparatus configured by mounting a plurality of electronic circuit packages in parallel in a box-shaped package shelf, and particularly to a package shelf in which electronic circuit packages having different sizes are combined. It is related to the structure to be implemented in.

[0002]

[Prior Art]

 For example, in a telephone exchange, etc., various electronic components are mounted on circuit boards of different sizes to form electronic circuit packages of different sizes, and these electronic circuit packages are packaged in a box-shaped package shelf. The device with a predetermined function is obtained by mounting one device.

FIG. 2 is a perspective view showing a conventional electronic circuit package mounting structure of this type. In the figure, reference numeral 1 denotes a package shelf, and guide grooves 2a and 2b are provided at upper and lower inner surfaces at regular intervals so as to face each other. A backboard 3 forms the rear surface of the package shelf, and on its inner surface, connectors 4 for connecting electronic circuit packages are arranged in two stages. Reference numeral 5 is an electronic circuit package in which various electronic components are mounted on a circuit board formed into a size that can be inserted into the package shelf 1 by fitting both upper and lower edges into the guide grooves 2a and 2b. Two connectors 6 corresponding to the connectors 4 of the board 3 are provided. Here, one of the connectors 4 and 6 is a male connector and the other is a female connector so that they can be electrically connected by being fitted to each other. It has become.

Reference numeral 7 denotes an electronic circuit package (hereinafter referred to as a small electronic circuit package) in which necessary electronic components are mounted on the electronic circuit package 5 and a circuit board having a smaller size, and 8 denotes a tip of the small electronic circuit package 7. Is a connector provided in. Reference numeral 9 denotes a connecting circuit board formed to have a width substantially equal to the width of a plurality of the small electronic circuit packages 7, and the connector 6 of the standard electronic circuit package 5 is provided at the tip of the connecting circuit board. The same connector 6 is provided, and the connector 10 corresponding to the connector 8 is provided at the rear end.

Reference numeral 11 denotes a package support plate having the same size as that of the standard electronic circuit package 5, and L-shaped guide rails 12a and 12b facing each other vertically are formed on the rear side of the package support plate by a plurality of pairs or the like. ing. Then, the connecting circuit board 9 is fixed to the front side of the package support plate 10 with screws or the like, and the small electronic circuit package 7 is inserted between the guide rails 12a and 12b to fit the connectors 8 and 10. As a result, the electronic circuit packages 7 are supported and the electronic circuit package 7 and the connection circuit board 9 are electrically connected.

The operation of the above configuration is as follows. First, when mounting the standard electronic circuit package 5 on the package shelf 1, the upper and lower sides of the standard electronic circuit package 5 are fitted into the guide grooves 2a, 2b of the package shelf 1, and along the guide grooves 2a, 2b. The electronic circuit package 5 is inserted. As a result, the connectors 4 and 6 are fitted and the electronic circuit package 5 and the backboard 3 are electrically connected. That is, the electronic circuit package 5 is mounted on the package shelf 1.

Similarly, when the small electronic circuit package 7 is mounted on the package shelf 1, the upper and lower sides of the package support plate 11 supporting the electronic circuit package 7 and the connecting circuit board 9 are provided with the guide grooves 2 a of the package shelf 1. , 2b, and the package support plate 11 is inserted along the guide grooves 2a, 2b. As a result, the connector 4 of the backboard 3 and the connector 6 of the connecting circuit board 9 are fitted together, and the electronic circuit package 7 is electrically connected to the backboard 3 via the connecting circuit board 9. That is, the small electronic circuit package 7 is mounted on the package shelf 1.

In this manner, the electronic circuit package 5 and the small electronic circuit package 7 are appropriately combined and mounted on the package shelf 1, so that the electronic circuit packages are connected to each other via the backboard 3. Then, a device having a predetermined function is configured. When the function of the device is changed, the standard electronic circuit package 5 or the small electronic circuit package 7 having another function is replaced with the above-mentioned one as needed and mounted on the package shelf 1.

[0009]

[Problems to be solved by the device]

 However, in the above-described conventional structure, when a plurality of small electronic circuit packages are supported and mounted on the package support plate, a connecting circuit board for connecting the small electronic circuit packages to the backboard of the package shelf is also included. Since it has to be supported by the package support plate, there is a problem that the mounting area of components is reduced by the amount of the connecting circuit board. Further, since the guide rail for supporting the small electronic circuit package on the package supporting plate is integrally formed on the package supporting plate, the size of the small electronic circuit package is determined by the distance between the guide rails. In addition to the fact that the component mounting area becomes small, there is a problem that the degree of freedom in design is largely limited in obtaining a device having a desired function. The present invention has been made in order to solve such a problem, and it is not necessary to reduce the component mounting area of the electronic circuit package, and the electronic circuit packages of various sizes are designed to be supported by the package support plate. The purpose is to realize an electronic circuit package mounting structure that can improve the degree of freedom of the electronic circuit package.

[0010]

[Means for Solving the Problems]

 In order to achieve this object, the present invention is an electronic circuit package mounting structure for an apparatus configured by mounting a plurality of electronic circuit packages, each of which has electronic components mounted on a circuit board, in parallel in a box-shaped package shelf. , The package support plate inserted into the package shelf by inserting both end sides into the guide grooves formed on the inner surface of the package shell and the package support plate are arranged in parallel with the insertion direction of the package support plate at equal intervals. A detachable guide rail that can be fixed to the support plate, and a minimum unit that has a length equivalent to the package support plate in the insertion direction of the package support plate and a width that is almost equal to the minimum guide rail interval. It has the same length as the package support plate in the insertion direction of the electronic circuit package and the package support plate, and Characterized in that a plurality of types of electronic circuit packages having integral multiple of the width of the minimum unit of the electronic circuit package.

[0011]

[Action]

 According to the present invention having the above-described structure, the guide rail is fixed to the package support plate, and an arbitrary electronic circuit package is inserted between the guide rails to be supported, and at the same time, the package support plate supporting the electronic circuit package is supported. By mounting the electronic circuit package in the package shelf via the above, a device having a desired function is constructed. Therefore, according to this, the conventionally used circuit board for connection becomes unnecessary, and since only the electronic circuit package needs to be supported on the package support plate, the problem that the mounting area of the component becomes small is solved. It In addition, the guide rail for supporting the electronic circuit package on the package support plate is detachable from the package support plate, so that the electronic circuit packages of a plurality of sizes including the minimum unit electronic circuit package are included. Since it can be supported by the package support plate in any combination, there is no need to reduce the component mounting area and the component mounting area. However, devices having various functions can be easily obtained.

[0012]

【Example】

 Embodiments will be described below with reference to the drawings. FIG. 1 is a perspective view showing an embodiment of an electronic circuit package mounting structure according to the present invention. In the figure, 1 is a package shelf, 2a and 2b are guide grooves provided at regular intervals so as to face the inner upper and lower surfaces of the package shelf 1, and 3 is a backboard forming the rear surface of the package shelf 1. Since these correspond to the conventional ones, they are indicated by the same reference numerals.

Reference numeral 13 denotes a package supporting plate, which is formed in such a size that both upper and lower ends thereof can be fitted into the guide grooves 2a and 2b and inserted into the package shelf 1. One side of the package supporting plate 13 is A guide rail 14 having a T-shaped cut surface can be fixed in parallel with the insertion direction of the package support plate 13 into the package shelf 1 by a plurality of screws (7 in the drawing) arranged at equal intervals by screws (not shown) that are inserted from the opposite surface. It is becoming like this. That is, the guide rail 14 can be attached to and detached from the package support plate 13 with a screw. Incidentally, the attaching / detaching means of the guide rail 14 is not necessarily limited to the screw, and it is also possible to make it attachable / detachable by means of a fitting type or the like.

Reference numeral 15 denotes an electronic circuit package of a minimum unit used in this embodiment, which has a length equivalent to the package support plate 13 in the insertion direction of the package support plate 13 with respect to the package shelf 1 and the guide rails 14. It is constructed by mounting necessary electronic components on a circuit board having a width approximately equal to the minimum interval of the above, and one connector 16 is provided at the tip. This electronic circuit package 15 can support six pieces when the seven guide rails 14 are fixed to the package support plate 13, and therefore the connectors 17 corresponding to the connectors 16 are formed in six steps on the inner surface of the backboard 3. They are arranged in an array. Here, one of the connectors 16 and 17 is a male connector and the other is a female connector, and they are electrically connected by being fitted to each other.

Reference numerals 18 and 19 and 12 respectively mount various electronic components on a circuit board having a length equal to that of the electronic circuit package 15 of the minimum unit and an integral multiple width with respect to the electronic circuit package 15. For example, the electronic circuit package 18 is formed to have a width twice that of the electronic circuit package 14 of the minimum unit, and two connectors 16 are provided at the tip thereof. Further, the electronic circuit package 19 is formed with a width three times as large as that of the minimum unit electronic circuit package 15, three connectors 16 are provided at the tip thereof, and the electronic circuit package 20 is further provided with the minimum unit electronic circuit package 15. It is formed to have a width six times as wide as that of the circuit package 15, and six connectors 15 are provided at the tip thereof.

Next, the operation of the above configuration will be described. First, when supporting the minimum unit of electronic circuit packages 14 on the package support plate 13, seven guide rails 14 are fixed to one surface of the package support plate 13 at minimum intervals. As described above, the guide rail 14 has a T-shaped cross section, and therefore, since the guide rails 14 form grooves facing each other in the vertical direction, the upper side and the lower side of the electronic circuit package 15 are fitted into the grooves. Insert along the guide rail 14. By inserting the electronic circuit packages 15 between the guide rails 14 in this manner, the six electronic circuit packages 14 are supported by the package support plate 13.

When the package support plate 13 supports the electronic circuit packages 18, 19 or 20, respectively, one guide rail 14 or two guide rails 14 are fixed, or the guide rails 14 are fixed only at the upper and lower ends, respectively. By inserting these electronic circuit packages 18, 19, or 20 between the guide rails 14, as shown in the figure, three electronic circuit packages 18 are provided, two electronic circuit packages 19 are provided, and two electronic circuit packages 19 are provided. In the case of the electronic circuit package 20, only one is supported by the package support plate 13.

Then, the upper and lower sides of the package support plate 13 supporting the electronic circuit packages 15 and 18 to 20 are fitted into the guide grooves 2 a and 2 b of the package shelf 1, and the package support plate 13 is guided into the guide grooves 2 a and 2. When inserted along the line 2b, the connector 17 of the backboard 3 and the connector 16 of each electronic circuit package 15 and 18-20 are fitted together, so that the electronic circuit packages 15 and 18-20 are electrically connected to the backboard 3. Connect to. That is, the electronic circuit packages 15 and 18 to 20 are mounted on the package shelf 1, and the electronic circuit packages are connected to each other via the backboard 3 to form a device having a desired function. When the function of the device is changed, the electronic circuit package 15 or 18 to 20 having another function is appropriately replaced with the above-mentioned one and mounted on the package shelf 1.

In the above-described embodiment, except for the electronic circuit package 20, a plurality of electronic circuit packages 15, 18, 20 of the same size are supported on one package support plate 13, respectively. Although the present invention has been described as being mounted on the package shelf 1, the present invention is not limited to this, and one package support plate 11 may be combined with and supported by electronic circuit packages 15, 18, and 19. Of course, in this case, it is possible to support the electronic circuit packages 15, 18, and 19 in a desired combination by appropriately increasing or decreasing the guide rails 14 of the package support plate 13.

In addition, in the above-described embodiment, the electronic circuit package 15 of the minimum unit, the electronic circuit package 18 having the double width, the electronic circuit package 19 having the triple width, and the electronic circuit package 6 times the size Although the circuit package 18 is shown and described, it is also possible to prepare and use a 4 times or 5 times electronic circuit package other than these. Further, the present invention does not need to mount all the electronic circuit packages 15 and 18 to 20 on the package shelf 1, and aims to combine only specific packages of the electronic circuit packages 15 and 18 to 20. A device having a function can be configured.

[0021]

[Effect of the device]

 As described above, according to the present invention, the package support plate inserted into the package shelf by inserting both end sides into the guide grooves formed on the opposite surfaces inside the package shelf, and the package support plate parallel to the insertion direction of the package support plate. Detachable guide rails that can be fixed side by side on the package support plate at equal intervals, and have the same length as the package support plate in the insertion direction of the package support plate and a width that is almost equal to the minimum guide rail interval. And a plurality of types of electronic circuits having the same length as the package supporting plate in the insertion direction of the package supporting plate and having an integral multiple width of the minimum unit electronic circuit package. The guide rail is fixed to the package support plate, and the guide rails are installed between the guide rails. This electronic circuit package is inserted and supported, and the electronic circuit package is mounted in the package shelf via the package support plate that supports this electronic circuit package, so that a device having a desired function can be configured. ing. Therefore, according to this, the conventionally used circuit board for connection becomes unnecessary, and since only the electronic circuit package needs to be supported on the package support plate, the problem that the mounting area of the component becomes small is solved. The effect of Further, the guide rail for supporting the electronic circuit package on the package support plate is attachable to and detachable from the package support plate, so that an electronic circuit package of a plurality of sizes including the minimum unit electronic circuit package can be arbitrarily selected. Since it can be supported by the package support plate in combination with the above, it is possible to reduce the design area for changing the function of the device, in addition to reducing the mounting area of the parts. It is also possible to obtain an effect that it is improved and a device having various functions can be easily obtained.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of an electronic circuit package mounting structure according to the present invention.

FIG. 2 is a perspective view showing a conventional electronic circuit package mounting structure.

[Explanation of symbols]

 1 Package Shelf 2a, 2b Guide Groove 3 Backboard 13 Package Support Plate 14 Guide Rail 15 Electronic Circuit Package 16, 17 Connector 18-20 Electronic Circuit Package

Claims (1)

[Scope of utility model registration request] 1. An electronic circuit package mounting structure of an apparatus configured by mounting a plurality of electronic circuit packages, each having an electronic component mounted on a circuit board, in a box-shaped package shelf in parallel. Package support plates that are inserted into the package shelf by fitting both ends into the guide grooves formed on the facing surface of the A free guide rail, a minimum unit electronic circuit package having a length equivalent to the package support plate in the insertion direction of the package support plate, and a width substantially equal to the minimum guide rail interval, the package support plate Has the same length as the package support plate in the insertion direction of the A plurality of types of electronic circuit packages having a width of an integral multiple of the cage, the guide rail is fixed to the package support plate, and any electronic circuit package is inserted between the guide rails to be supported and An electronic circuit package mounting structure, characterized in that an electronic circuit package is mounted in a package shelf via a package support plate supporting the circuit package.