JPH0680902B2 - Electronic device storage case - Google Patents

Description

Detailed Description of the Invention

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electronic device, for example, a case in which a dimension is variable in a predetermined direction for storing a sequencer. An external terminal, an operation indicator, and / or a connector are stacked in a vicinity of a predetermined ridge so that they can be approached or monitored from above and used as a multistage structure.

[Prior art]

FIG. 7 is a perspective view of a case having a two-stage structure for housing a sequencer as an electronic device. The purpose of adopting a two-stage structure is to provide high performance and composite functions as a whole, and to keep the occupied area in a plane as small as possible. External terminals are provided in a row in the vicinity of one of the opposing ridges of the storage cases of each stage, so that when the upper storage cases are stacked on the lower storage case, the lower external terminals can approach or monitor from above. , The horizontal dimension of the upper storage case is smaller than that of the lower storage case. In addition, what is provided in the vicinity of each ridge line is a connector, an operation indicator, or a combination thereof in addition to the external terminal. The lower and upper storage cases 8 and 9 are shown in Figs. 8 and 9, respectively.
As shown in the figure, lower case 51,53 and upper case 52,54
Consists of. These are all plastic molded products. Each lower case 51, 53 is a container that stores a sequencer configured as a printed wiring board, and each upper case 52, 5
4 is a lid for this. The printed wiring board 61 stored in the lower storage case 8 and the printed wiring board 62 stored in the upper storage case 9 are shown in FIGS. 10 (a) and 10 (b), respectively.
Shown in. External terminals 63 are provided on the left and right edge portions of each printed wiring board 61, 62. In this case, no connector or operation indicator is provided. In addition to the two-stage structure described above, a three-stage structure may be adopted. There are three types of storage cases for each step, which are similar in shape and have only large dimensions in a predetermined direction: large, medium, and small.

[Problems to be Solved by the Invention]

As described above, in the conventional technique, in order to have a multi-stage structure, a molding die for the lower case and the upper case of the storage case of each stage is required, and the initial investment of die cost becomes enormous. The object of the present invention is to solve the above problems of the prior art, and to mold a plurality of types of cases having similar shapes but different only in a predetermined direction with a small number of molds and an extremely common mold. It is an object of the present invention to provide an electronic device storage case that can be manufactured from the above-described members and that can significantly reduce the mold cost.

[Means for solving problems]

In order to achieve the above object, an electronic device storage case according to the present invention includes a lower case and an upper case, and at least one of an external terminal, an operation display unit, and a connector is provided near a predetermined ridgeline on the surface of the upper case. In the storage case provided, each of the lower case and the upper case is divided into two parts except the vicinity of the predetermined ridge line, and each of the divided parts has the same predetermined case for the lower case and the upper case. The parts are variably isolated at intervals and are connected to each of the lower and upper cases via relay members corresponding to the lower and upper cases, respectively.

[Action]

Each of the lower and upper cases has a structure in which it is divided into two parts except for the vicinity of a predetermined ridgeline and is connected through a relay member. Therefore, by changing the interval between the two parts, the lower part in the interval direction, The dimensions of the upper cases can be expanded or contracted.
In particular, if the two parts are integrally molded including the relay member and have the same shape, they can be integrated into one kind of member.

【Example】

An electronic device storage case showing an embodiment according to the present invention will be described below with reference to FIGS. 1, 2, 3, and 4. FIG. 1 is a schematic diagram of an embodiment according to the present invention.
FIG. 3 is a perspective view commonly showing a two-stage structure including two small storage cases, FIG. 2 is a perspective view of a lower case of one embodiment, and FIG.
FIG. 4 is a perspective view of the upper case, FIG. 4 shows a printed wiring board to be stored, FIG. 4A is a perspective view for the lower storage case, and FIG. It is a perspective view. In FIG. 1, the entire electronic device storage case has a two-stage structure including a lower storage case 1L and an upper storage case 1S. In Fig. 2, the lower and upper storage cases 1L, 1 above
The lower case 10L, 10S of S is shown. These are the parts that house the electronic device. All the components are the same, only the assembly is different. The constituent members are divided members 11,1
2 and relay member 3. When the split members 11 and 12 are connected to each other by the relay member 3 in the most isolated state as shown by the solid line, the lower case 10L (long type) for the lower storage case 1L is obtained.
Further, when the dividing members 11 and 12 are brought closest to each other and joined by the relay member 3 as shown by a two-dot chain line, a lower case 10S (short size) for the upper storage case 1S is obtained. The connection is made by the tack 5. The printed wiring board mounting seats provided on the divided portions 11 and 12 and the stud holes corresponding to the lower case 10S provided on the relay member 3 are not shown. In addition, the side surface on the front side and the other side of the relay member 3 are
It is loosely fitted to the corresponding inner side surfaces of the dividing members 11 and 12 and serves as a guide surface for separating and approaching the dividing members 11 and 12. In Fig. 3, the lower and upper storage cases 1L, 1 above
The upper case 20L, 20S of S is shown. These are slightly deep rectangular lids, the components are the same, only the assembly is different. The constituent members are the split members 21 and 22, and the relay member 4. The relay member 4 is a plate-shaped member bent in an inverted U shape, and the outer surfaces of the legs on both sides thereof serve as guide surfaces for separating and approaching the split members 21, 22. When the dividing members 21 and 22 are connected to each other by the relay member 4 in the most separated state as shown by the solid line, the lower case 20L (long type) for the lower storage case 1L is obtained.
Further, as shown by the chain double-dashed line, the lower case 20S (short type) for the upper storage case 1S can be obtained when they are brought closest to each other and coupled by the relay member 4. Further, the connection is made by the tack 5. The concave portions on both sides and the vicinity thereof are spaces corresponding to external terminals, connectors, operation indicators and the like. The dividing members 11, 12, 21, 22 constituting the lower case 10L, 10S and the upper case 20L, 20S, respectively, which are plastic molded products, are the same as the dividing member 11 and the dividing member 21. If 22 and 22 are made to have the same shape, only two types of molding dies are needed, and the die cost can be significantly reduced. The above description has been given as an example of using the electronic device with high performance and multiple functions by making the storage case of two sizes large and small into a two-stage structure, but the electronic device is classified into large, medium and small series. It can also be applied to each storage case when converting. In FIG. 4, the two printed wiring boards 6 are extendably and electrically connected by a connecting cable 7, and FIG. 4A shows the lower storage case 1L, and FIG. 4B shows the upper storage. Used for Case 1S respectively. 5 and 6 show different lower and upper storage cases 2L and 2S, respectively.
FIG. 3 is a perspective view of each lower case 30L, 30S (see FIG. 1) and a perspective view of each upper case 40L, 40S thereof. In Fig. 5, the lower and upper lower cases 30L, 30S are composed of the same constituent members, that is, two same dividing members 31,
Similar to the previous embodiment, only the way of assembling is different. The dividing member 31 is shown by distinguishing it with a shaded part and a part without it for easy understanding, but it is exactly the same as the member. The dividing member 31 is composed of a main portion 31a as a container for storing a printed wiring board and a protruding relay portion 31b. One half of the main part 31a and the other half connected to the relay part 31b are stepped with dimensions corresponding to the thickness of the relay part 31b. The relay portion 31b of the mating side overlaps with the lower side of one half of the main portion 31a of the split member 31, and is guided and positioned so as to be movable, and is joined by the tacks 5. The solid line in the figure shows the lower case 30L when the split members 31 are joined in the maximum isolated state.
Is. The case 30S shown in the figure below is the case where the division members 31 are coupled so as to be closest to each other. In FIG. 6, each of the lower and upper upper cases 40L and 40S is composed of the same constituent member, that is, two same dividing members 41,
Only the assembly method is different. The two divided members 41 are shown by distinguishing them with diagonal lines and those without them for easy understanding, but they are exactly the same as the members. The dividing member 41 includes a main portion 41a as a slightly deep rectangular lid and a protruding relay portion 41b having an L-shaped cross section. One half of the main portion 41a and the other half connected to the relay portion 41b are stepped with a dimension corresponding to the thickness of the relay portion 41b.
The relay portion 41b on the other side overlaps with the lower side of one half of the main portion 41a, is guided so as to be isolated and accessible, and is coupled by the tacks 5 based on predetermined positioning. In this storage case 2L, 2S (see Fig. 1), the number of main components is 2 in each of the lower and upper cases,
Moreover, only one mold is required. Overall economic effects can be expected, including mold costs and material management costs.

【The invention's effect】

As described above, in the present invention, each of the lower and upper cases is divided into two parts except the vicinity of the predetermined ridgeline and has a structure in which they are connected via the relay member,
By changing the spacing between the two parts, the dimensions of the lower and upper cases in the spacing direction can be expanded or contracted. Therefore, according to the present invention, the following excellent effects are obtained as compared with the conventional technique. (1) A case in which an electronic device, for example, a sequencer is housed, and particularly flat rectangular cases are stacked in multiple stages, for example, two or three stages to form a multi-stage structure, in the vicinity of a predetermined ridgeline on the surface of each stage case. When at least one of the external terminal, the operation display section, and the connector is provided so as to be approachable or monitorable from above, and the case is molded and manufactured, the planar occupying area can be minimized, and one step Since all the steps can be covered by the mold cost, the economic effect is great. (2) Large / medium storage cases related to the grouping of electronic devices
Mold costs can also be minimized when dividing into several dimensional steps such as small. (3) In particular, even if no ventilation hole is provided, the same heat dissipation effect can be expected due to the gap between the joints. (4) According to the embodiment, since the guide member is provided on the relay member, it is easy to position each divided portion and the case is easily manufactured. (5) According to another embodiment, since only one type of constituent member is required for each of the lower and upper cases, it is more economical as a whole including mold cost and parts management cost.

[Brief description of drawings]

FIG. 1 is a perspective view commonly showing a two-stage structure of two types of storage cases of large and small types according to the present invention, FIG. 2 is a perspective view of a lower case of one embodiment, and FIG. 3 is the same. 4 is a perspective view of the upper case, FIG. 4 shows a printed wiring board stored in this embodiment, FIG. 4 (a) is a perspective view for the lower storage case, and FIG. 4 (b) is for the upper storage case. FIG. 5, FIG. 5 is a perspective view of a lower case of another embodiment, FIG. 6 is a perspective view of the upper case of the same, and FIG. 7 is a conventional example of two types of large and small storage cases.
FIG. 8 is a perspective view showing a staircase structure, FIG. 8 is a perspective view of the lower storage case, FIG. 9 is a perspective view of the upper storage case, and FIG. 10 is a printed wiring board to be stored. (A)
Is a perspective view for the lower storage case, and FIG. 7B is a perspective view for the upper storage case. Symbol Description 1L, 1S; 2L, 2S: Storage case, 3,4: Relay member, 10L, 1S; 30L, 30S: Lower case, 11,12; 21,22; 31,41: Split member, 20L, 20S; 40L, 40S: Upper case.

Claims (5)

[Claims] 1. A lower case and an upper case are provided, and an external terminal, an operation display section,
A storage case provided with at least one of the connectors, wherein each of the lower and upper cases is divided into two parts at locations other than the vicinity of the predetermined ridge line,
Each of the divided parts is variably isolated at the same predetermined intervals in each of the lower and upper cases, and is connected through a relay member corresponding to each of the lower and upper cases. Electronic device storage case. 2. A storage case according to claim 1, wherein a relay member for each of the lower and upper cases connects the divided parts of the lower and upper cases so as to be changeable. An electronic device storage case, characterized in that it includes a guide portion for. 3. The storage case according to claim 1 or 2, wherein the lower case is integrally molded with a relay member corresponding to the lower case, and comprises two parts of the same shape. Electronic device storage case. 4. The storage case according to claim 1 or 2, wherein the upper case is integrally molded with a relay member corresponding to the upper case, and is composed of two parts having the same shape. Electronic device storage case. 5. The storage case according to any one of claims 1 to 4, wherein:
An electronic device storage case, wherein a plurality of the devices are stacked in a multi-tiered manner by aligning positions near each of the predetermined ridge lines and exposing the vicinity of each of the predetermined ridge lines.