JPH0585080U - Electronic device housing - Google Patents

Abstract

(57) [Abstract] [Purpose] With a simple structure, it is possible to reliably prevent bending and deformation of the front side of the operation side, and to easily assemble the lower cover member and the upper cover member. . [Structure] A lower cover member 54 and an upper cover member 56 are provided, and both ends of an operation-side front surface portion 58 and a rear surface portion 62 that constitute the lower cover member 54 are bent sideways to form side surface portions 64 and 66. When formed, this side surface portion 6
U-shaped cutouts 7 that open upward are provided on the upper portions of the parts 4 and 66.
0a, 70b, 72a, 72b are formed. The side surface portion 76 that constitutes the upper cover member 56 is provided with pin members 78a, 78b, 80a, and 80b that are close to the upper surface portion 74 side and that engage with the cutout portions 70a, 70b, 72a, and 72b.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a housing for an electronic device that houses an electronic component inside and has an operation display unit and the like on the front surface.

[0002]

[Prior Art]

 Conventionally, it has been desired to employ an extremely simple structure for this type of electronic device housing in order to reduce manufacturing costs. Therefore, for example, the electronic device housing 2 shown in FIG. 3 is used.

The housing 2 includes a lower cover member 4 and an upper cover member 6. The lower cover member 4 integrally includes an operation-side front surface portion 8, a bottom surface portion 10, and a back surface portion 12. It is formed by bending. Both ends of the front face portion 8 and the back face portion 12 are bent sideways to form side face portions 14 and 16, and both ends of the bottom face portion 10 are bent upward to form side face portions 18.

An electronic circuit board 20 and a power supply unit 22 are mounted and fixed on the bottom surface portion 10. A signal cable 24 connected to the electronic circuit board 20 and a power supply cable 26 connected to the power supply unit 22 are provided. It is led out to the outside from the opening 27 and the like formed in the back surface portion 12. The front surface portion 8 is provided with an operation switch 28 and a display portion 30 such as a light emitting diode through the openings 29a and 29b, and a makeup panel 32 is attached to the front surface portion 8.

The upper cover member 6 is formed by integrally bending an upper surface portion 34 and both side surface portions 36. A hole portion 38 provided in the side surface portion 36 and a side surface portion 14 of the lower cover member 4 are A screw 42 is inserted into a screw hole 40 provided in the 16, and the lower cover member 4 and the upper cover member 6 are integrally fixed.

[0006]

[Problems to be solved by the device]

 By the way, in the above-mentioned housing 2, the front face portion 8 is bent upward from the bottom face portion 10, and the lower end of the side face portion 14 bent at both ends of the front face portion 8 is provided with an upper cover via a screw 42. The side surface portion 36 of the member 6 is fixed. Therefore, the front surface portion 8 has a structure in which the front surface portion 8 is easily bent in the front-rear direction with the boundary portion with the bottom surface portion 10 as a fulcrum. Therefore, for example, when the operator presses the operation switch 28, the front surface portion 8 is easily bent through the pressing force, and particularly when the front surface portion 8 is made of a low-rigidity material such as aluminum. It has been pointed out that there is a significant amount of deformation.

Therefore, as shown in FIG. 4, reinforcing plates 44 and 44 are screwed to the side surface portion 14 and the side surface portion 18 and the side surface portion 16 and the side surface portion 18, respectively, and fixed to the lower side by rivets or spot welding. It is conceivable to use the cover member 4a. However, when the work of mounting the electronic circuit board 20, the power supply unit 22 and the like in the lower cover member 4a and the work of wiring these are carried out, the reinforcing plate arranged on the side portion of the lower cover member 4a. 44 becomes an obstacle and the workability is significantly reduced. Moreover, since the reinforcing plate 44 is provided, the number of parts and the number of manufacturing steps are increased, and since the front surface portion 8 and the rear surface portion 12 are fixed, the screw holes 40 provided at the front surface portion 8 and the rear surface portion 12 are There is a drawback that it becomes difficult to align with the hole 38 provided in the side surface portion 36 of the upper cover member 6.

The present invention solves this type of problem and is capable of reliably preventing the front side of the operation side from bending and deforming with a simple structure, and at the same time, lower cover member and upper cover member. It is an object of the present invention to provide a housing for electronic equipment which can be easily assembled with.

[0009]

[Means for Solving the Problems]

 In order to achieve the above object, the present invention provides a lower cover member formed by integrally bending at least an operation-side front surface portion, a bottom surface portion, and a rear surface portion, and at least an upper surface portion and both side surface portions. An upper cover member that is formed by bending the lower cover member and is assembled to the lower cover member, and the lower cover member is bent to the operation side front surface portion and the back surface portion to the both side surface portion sides. And a cutout portion that opens upward is formed in the upper portion of the bent portion, and pin members that engage with the cutout portion are provided on both side surface portions of the upper cover member. And

[0010]

[Action]

 In the electronic device casing according to the present invention described above, when the upper surface portion and both side surface portions of the upper cover member are arranged corresponding to the upper portion and both side portions of the lower cover member, the side surface portion of the upper cover member is disposed. The provided pin member engages with the notch formed in the bent portion of the lower cover member. Therefore, when the operation switch or the like on the operation-side front surface is pressed, it is possible to reliably prevent the operation-side front surface from bending or deforming due to the engagement of the pin member and the notch, and The fixing screw holes of the side cover member and the upper cover member are easily and accurately positioned.

[0011]

【Example】

 An electronic device housing according to the present invention will be described below with reference to the accompanying drawings. The same components as those of the case 2 according to the related art are designated by the same reference numerals, and detailed description thereof will be omitted.

In FIG. 1, reference numeral 50 indicates an electronic device casing according to the present embodiment. The housing 50 includes a lower cover member 54 and an upper cover member 56, and the lower cover member 54 integrally folds an operation-side front surface portion 58, a bottom surface portion 60, and a rear surface portion 62. Is formed. Both ends of the front surface portion 58 and the back surface portion 62 are bent sideways to form side surface portions (folded portions) 64 and 66, and both ends of the bottom surface portion 60 are bent upward to form side surface portions 68. U-shaped notches 70a, 70b, 72a, 72b that open upward are formed in the upper portions of the side surfaces 64, 66.

The upper cover member 56 is formed by integrally bending an upper surface portion 74 and both side surface portions 76. The inner surface of the side surface portion 76 is adjacent to the upper surface portion 74 and the cutout portion 7 is formed. 0a, 70b, 72a, 72b are provided with pin members 78a, 78b, 80a, 80b. The pin members 78a, 78b, 80a, 80b are fixed to the side surface portion 76 by caulking, stud welding or driving.

Next, an operation of assembling the housing 50 configured as above will be described.

First, the electronic circuit board 20 and the power supply unit 22 are placed and fixed on the lower cover member 54, and the signal cable 24 connected to the electronic circuit board 20 and the power supply cable connected to the power supply unit 22. 26 is led out to the outside from the opening 27 and the like of the back surface portion 62. On the other hand, the front face portion 58 is provided with an operation switch 28 and a display portion 30 such as a light emitting diode through the openings 29a and 29b, and the cosmetic panel 32 is attached to the front face portion 58.

Therefore, the upper surface portion 74 and both side surface portions 76 of the upper cover member 56 are arranged corresponding to the upper portion and both side portions of the lower cover member 54, and the upper cover member 56 and the lower cover member 54 are mutually Be assembled. At that time, the pin members 78a, 78b, 80a, 80b provided on the side surface portion 76 engage with the notches 70a, 70b, 72a, 72b formed on the upper portions of the side surface portions 64, 66. Therefore, the side surface portion 76 and the side surface portions 64 and 66 are positioned relative to each other, and the lower cover member 54 and the upper cover member 56 are integrally fixed via the screw 42.

In this case, in this embodiment, the cutouts 70 a, 70 b, 72 a, 72 b formed in the upper portions of the side surface portions 64, 66 of the lower cover member 54 and the side surface portion 76 of the upper cover member 56 are provided. The pin members 78a, 78b, 80a, 80b are engaged with each other. Therefore, as shown in FIG. 2, even if the operator pushes the operation switch 28 to apply a pressing force to the front face portion 58 of the lower cover member 54 toward the rear face portion 62 (see the arrow in the figure). ), There is an effect that it is possible to surely prevent the front surface portion 58 from being bent or deformed by being blocked by the pin members 78a, 78b, 80a, 80b.

Further, it is not necessary to use the reinforcing plate 44 shown in FIG. 4, whereby the work of mounting the electronic circuit board 20, the power supply unit 22 and the like inside the lower cover member 54 and the component of this kind. This has the advantage of simplifying the wiring work etc. at once. In addition, the number of parts and the number of manufacturing steps are reduced, the efficiency of the entire manufacturing operation is improved, and the manufacturing cost is easily reduced.

Furthermore, in the cutouts 70a, 70b, 72a, 72b formed in the upper portions of the side surface portions 64, 66 of the lower cover member 54, the pin member 78a provided in the side surface portion 76 of the upper cover member 56, 78b, 80a and 80b are engaged with each other to position the side surface portion 76 and the side surface portions 64 and 66 relative to each other. Therefore, the hole 38 and the screw hole 40 can be easily and accurately positioned, and the fixing work of the lower cover member 54 and the upper cover member 56 can be performed quickly and easily all at once. can get.

[0020]

[Effect of the device]

 According to the electronic device casing of the present invention, the following effects can be obtained.

When the lower cover member and the upper cover member are assembled to each other, the pin member provided on the side surface portion of the upper cover member is provided in the cutout portion provided at the bent portion of the lower cover member. Engage. Therefore, even if an operation switch or the like on the operation-side front surface is pressed and a pressing force is applied to the operation-side front surface, the operation-side front surface is bent or deformed under the engagement of the pin member and the notch. Etc. can be reliably prevented. Moreover, since the bent portion of the lower cover member and the side surface portion of the upper cover member are positioned with respect to each other, the fixing screw holes provided in the bent portion and the side surface portion can be easily and accurately positioned. Done

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a configuration of an electronic device casing according to the present invention.

FIG. 2 is a vertical cross-sectional explanatory view of a part of the electronic device casing.

FIG. 3 is an exploded perspective view showing a configuration of a housing for an electronic device according to a conventional technique.

FIG. 4 is a perspective explanatory view of a lower cover member that constitutes another electronic device casing according to the related art.

[Explanation of symbols]

 20 ... Electronic circuit board 22 ... Power supply unit 28 ... Operation switch 38 ... Hole 40 ... Screw hole 42 ... Screw 50 ... Case 54 ... Lower cover member 56 ... Upper cover member 58 ... Front part 60 ... Bottom part 62 ... Rear Part 64, 66, 68 ... Side part 70a, 70b, 72a, 72b ... Notch part 74 ... Top part 76 ... Side part 78a, 78b, 80a, 80b ... Pin member

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Koichi Morikubo 5-1-1 Shimorenjaku, Mitaka City, Tokyo Japan Radio Co., Ltd.

Claims (1)

[Scope of utility model registration request] 1. A lower cover member formed by integrally bending at least an operation-side front surface portion, a bottom surface portion, and a rear surface portion, and at least an upper surface portion and both side surface portions being integrally formed by bending the lower cover member. An upper cover member assembled to the side cover member, wherein the lower cover member has a bent portion bent to the both side surface sides on the operation side front surface portion and the back surface portion, and an upper portion of the bent portion. The electronic device casing is characterized in that a notch portion that opens upward is formed in the upper side cover member, and pin members that engage with the notch portion are provided on both side surface portions of the upper cover member.