JPH11284367A - Electronic equipment housing - Google Patents

Abstract

(57) [Problem] To provide a box-shaped structure at the peripheral edge of a metal panel and to reduce the thickness of the metal panel without much labor and time. SOLUTION: In the electronic device housing of the present invention, the box-shaped structure 44 is connected to a reinforcing structure formed by bending a metal plate, and to the reinforcing structure by connecting means using a fastener and an adhesive together, and And a support member 48 supporting the reinforcing structure.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a housing for an electronic device, and more particularly to a housing for a control panel for housing and mounting an electronic device unit in which an electronic device is mounted, and a housing for an electronic device such as a switchboard. Things.

[0002]

2. Description of the Related Art FIGS. 25 to 32 show an electronic apparatus housing (Japanese Patent Application No. 7-12172, Heisei 7) already filed by the present applicant.
FIG. 25 is an overall perspective view of a control panel housing which is an electronic device housing, and FIGS. 26 to 31.
FIG. 32 is a perspective view showing a joint portion of a metal panel of the control panel housing of FIG. 25, and FIG. 32 is a cross-sectional view taken along the line XXXII-XXXII of FIG.

[0003] The control panel housing is a rectangular parallelepiped housing formed by assembling a substantially rectangular metal panel manufactured by bending a metal plate into a sheet metal, and a pedestal formed of an angle material or the like. 1, a rectangular bottom metal panel 2 supported on the pedestal 1, two parallel side metal panels 3 extending upward from the bottom metal panel 2, and a top metal panel 9
And a back door metal panel 4 provided on the back, and a door metal panel 6 capable of opening and closing the front opening 5.

[0004] Inside the casing, a fixing metal 11 having a substantially C-shaped cross section, which is generally called a pre-chan, is horizontally extended on the inner surface of the side plate metal panel 3 by connecting means using a fastener and an adhesive, which will be described later. Several are attached. The fixing bracket 11 includes a unit mounting bracket 12 extending vertically.
Are mounted by mounting screws (not shown). An electronic device unit 13 on which various electronic devices such as a circuit board are mounted is inserted into the unit mounting bracket 12 from the front opening 5 of the housing, and is screwed with screws 14. The door panel 6 is rotatably attached to the side plate metal panel 3 by a hinge 15, and the front opening 5 is openable and closable.

[0005] In such a control panel housing, each panel can be constituted by one flat plate member.
For the coupling means and the rigidity, which will be described later in detail, using a fastener and an adhesive together, it is desirable that the sheet metal bend at least at one side and be reinforced.

As shown in FIG. 26, a cut metal plate 7 is prepared and bent along a fold line indicated by a two-dot chain line to form a bottom plate metal panel 2 shown in FIG. The bottom metal panel 2 has a first reinforcing structure 16 and a second reinforcing structure 17. First reinforcement structure 16
Is a rising portion 19 bent from the panel body 18 of the bottom plate metal panel 2 at right angles along the side thereof, and an inward bending portion 20 bent inward from the rising portion 19 in parallel along the panel body 18. And The second reinforcement structure 17 includes a rising portion 21 bent at a right angle from the panel body 18 along the side, and an outward bent portion 22 bent outward from the rising portion 21 in parallel along the panel body 18. And The structure of the top plate metal panel 9 is the same as the structure of the bottom plate metal panel 2, and a description thereof will be omitted.

As shown in FIG. 28, a cut metal plate 8 is prepared and bent along a fold line indicated by a two-dot chain line to form a side plate metal panel 3 shown in FIG. Like the bottom plate metal panel 2, the side plate metal panel 3 includes a reinforcing structure 24 provided along a side of the panel body 23 to increase the rigidity of the side plate metal panel 3. The reinforcing structure 24 includes a rising portion 25 bent at a right angle along the side of the panel main body 23, and an inward bending portion 26 bent inward from the rising portion 25 in parallel along the panel main body 23. I have. A slit 27 is formed in the inward bent portion 26 for a purpose to be described later.

The reinforcing structures 16 and 17 of the bottom plate metal panel 2 shown in FIG. 27 and the reinforcing structure 24 of the side plate metal panel 3 shown in FIG. 29 are formed for penetrating fasteners such as rivets. A rivet hole 28 is formed. The rivet hole 28 can be formed in the state of the metal plate 7 shown in FIG. 26 and the metal plate 8 shown in FIG. 28, or can be formed simultaneously with cutting.
The outer surface of the rising portion 21 of the second reinforcement structure 17 of the bottom plate metal panel 2 and the reinforcement structure 24 of the side plate metal panel 3, which are surfaces to be joined when the bottom plate metal panel 2 and the side plate metal panel 3 are combined. An adhesive is applied (hatched in FIG. 30) to at least one of the outer surface of the inwardly bent portion 26. The edge 26a of the inwardly bent portion 26 of the side plate metal panel 3 is placed so as to cover the outwardly bent portion 22 of the bottom plate metal panel 2, and the bottom plate metal panel 2 and the side plate metal panel 3 are brought into close contact with each other. The direction bending part 22 forms a part of the box-shaped closed cross-section structure.

As shown in FIG. 30, an L-shaped corner fitting 29 coated with an adhesive (indicated by hatching) is inserted into the slit 27, and the first leg 29 of the corner fitting 29 is formed.
a is bonded to the inner surface of the inwardly bent portion 26 of the side plate metal panel 3 and the second leg 29b of the corner fitting 29 is bonded to the inner surface of the rising portion 19 of the bottom plate metal panel 2 (see FIG. 31). . The corner fitting 29 is a substantially L-shaped member having a first leg 29a and a second leg 29b that cross each other at a substantially right angle. In this example, the first leg 27a and the second leg 27b are It is a rectangular flat plate in two substantially perpendicular planes. At this time, the rivet hole 28 is
Needless to say, the rivet holes 30 are matched with the rivet holes 9.

A rivet 31, which is a fastener, is inserted into the rivet hole 28 of the bottom plate metal panel 2 and the side plate metal panel 3 and the rivet hole 30 of the corner fitting 29 which are assembled as described above. 2 and the side plate metal panel 3 are firmly fastened. FIG. 32 shows a cross section of a portion fastened by the rivet 31. The rivet 31 used in this example is of a type, such as a monobolt, which can be swaged only from one side of the member to be fastened. The rivet 31 has a hollow head and a mandrel with an enlarged tip and a cut in the middle. A rivet body having a portion is fitted, is mounted on a rivet gun, inserts the rivet body into the rivet hole, and pulls and tightens the mandrel with strong force. When the mandrel is pulled by the rivet gun, the tip of the rivet body is plastically deformed and expanded by the enlarged tip of the mandrel, and the member to be fastened is firmly fastened between the rivet head and the extension. Further, when the mandrel is pulled, the mandrel is torn at the notch and is removed from the rivet body.

The corner fitting 29 is preferably applied to a corner of a hexahedral control panel housing shown in FIG. As for the joining portion between the metal panels, a joining unit using a fastener and an adhesive is applied to the intermediate portion other than the corner portion without using the corner fitting 29. Regarding this connecting means, the present applicant has already proposed (Japanese Patent Application No. 6-262303).
No., filed on Oct. 26, 1994), the joining means is to firmly join the two members together with a fastener such as a rivet and an adhesive. According to this joining means, it is not necessary to withhold the next step until the adhesive is cured, and it is sufficient to use a tool such as an adhesive injector and a rivet gun, which does not require skill, so that the joining operation process is not required. There are advantages such as simplicity and no need for correction work because there is no deformation due to welding.

[0012]

In the control panel housing having the above-described structure, the second reinforcing structure of the bottom plate metal panel 2, which is a surface to be a joint surface when the bottom plate metal panel 2 and the side plate metal panel 3 are combined. 17 and the inwardly bent portion 2 of the reinforcing structure 24 of the side plate metal panel 3.
6 is coated with an adhesive, and then the edge 2 of the inwardly bent portion 26 of the side panel metal panel 3 is coated.
6a is placed so as to cover the outward bent portion 22 of the bottom plate metal panel 2, and the bottom plate metal panel 2 and the side plate metal panel 3 are brought into close contact with each other, so that the periphery of the bottom plate metal panel 2 and the periphery of the side plate metal panel 3 The portion has a box-shaped closed cross-sectional structure, and the mechanical strength of the bottom plate metal panel 2 and the side plate metal panel 3 is increased. However, this box-shaped closed section structure is formed by the cooperation of the bottom plate metal panel 2 and the side plate metal panel 3, and the assembling work is performed while confirming the mutual positions of the bottom plate metal panel 2 and the side plate metal panel 3 having a large area and weight. And the assembly work requires a lot of time and labor.

In the control panel housing having the above-described structure, the panel body 18 of the bottom plate metal panel 2 and the side plate metal panel 3
No measures have been taken to mechanically reinforce the panel body 23, and there has been a problem that the plate thickness is inevitably increased and the manufacturing cost is increased. The fact that a large amount of labor and time are required to form the box-shaped closed-section structure, and that the plate thickness must be increased is the same for the top plate metal panel. .

An object of the present invention is to solve such a problem, and a box-shaped closed cross-section structure is formed on the peripheral edge of a metal panel without much labor and time. It is another object of the present invention to provide an electronic apparatus housing capable of reducing the thickness of a metal panel and reducing manufacturing costs.

[0015]

In the electronic device housing according to the first aspect of the present invention, the metal panel has a box-shaped closed cross-sectional structure.
It comprises a reinforcing structure formed by bending a metal plate, and a support member which is connected to the reinforcing structure by a connecting means using a fastener and an adhesive and supports the reinforcing structure.

Further, in the electronic equipment housing according to the second aspect,
The support member includes a first piece connected to the reinforcing structure, and a second piece bent at a substantially right angle from the first piece.

Further, in the electronic device housing according to the third aspect,
The second piece is bent toward the reinforcing structure.

In the electronic device housing according to the fourth aspect,
A notch is formed on an end face of the reinforcing structure, and a projection is formed on the support member so as to be in contact with the notch and positioned with respect to the reinforcing structure.

Further, in the electronic equipment housing according to claim 5,
A handle hole for use in joining the support member to the reinforcing structure is formed in the support member.

In the electronic device housing according to claim 6,
The support member is discontinuously connected to the reinforcing structure.

In the electronic device housing according to the seventh aspect,
The metal panel is formed by a panel body, an L-shaped reinforcement structure provided on both opposite sides of the panel body, and coupling means using a fastener and an adhesive between the reinforcement structures. And a reinforcing member that supports the reinforcing structure.

In the electronic device housing according to the eighth aspect,
The metal panel is provided with a positioning portion for positioning a reinforcing member with respect to the reinforcing structure on one of the opposed reinforcing structures, and a fixing portion which is opposite to the positioning portion and fixes the reinforcing member is provided on the other reinforcing structure. It is a thing.

In the electronic device housing according to the ninth aspect,
The reinforcing member is provided with a flat portion extending in the longitudinal direction, an adhesive portion bent from an edge of the flat portion and coated with an adhesive, and one end of the flat portion protruding from the flat portion. The flat portion includes a contact portion that contacts the positioning portion, and a fixed portion that is provided at the other end of the flat portion so as to protrude from the flat portion and that is fixed to the fixing portion.

Further, in the electronic device housing according to the tenth aspect, the fixing portion is formed of a reinforcing structure and locks an end portion of the reinforcing member, and a fixing portion fixing the end portion of the reinforcing member. And a fastener.

In the electronic device housing according to the eleventh aspect, the outer surface of the engaging portion and the outer surface of the reinforcing member are flush with each other.

In the electronic device housing according to the twelfth aspect, the positioning portion is a U-shaped notch.

In the electronic device housing according to the thirteenth aspect, the locking portion is a U-shaped notch.

In the electronic device housing according to the present invention, the positioning portion is a slit.

In the electronic device housing according to the fifteenth aspect, the locking portion is a slit.

In the electronic device housing according to the sixteenth aspect, the fastener is a rivet.

[0031]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiment 1 1 is a perspective view of a control panel housing according to Embodiment 1 of the present invention, FIG. 2 is a perspective view of a main part of FIG. 1, and FIG. 3 is a sectional side view of FIG.

This control panel housing, which is an electronic equipment housing,
As a whole, it is a rectangular parallelepiped housing in which a substantially rectangular panel manufactured by bending a metal plate is processed, and is supported by the pedestal 1 formed of an angle material or the like. A rectangular bottom plate metal panel 40 and two parallel side plate metal panels 41 extending upward from the bottom plate metal panel 40
A top panel metal panel 42, a rear door panel 4 provided on the rear side, and a door panel 6 that closes the front opening 5 so that it can be opened and closed.
And

In the inside of the control panel housing, a fixing metal 11 having a substantially C-shaped cross section, which is generally called a pre-chan, is horizontally extended on the inner surface of the side plate metal panel 41 by a connecting means using a rivet and an adhesive in combination. Several are attached. A unit mounting bracket 12 extending in the vertical direction is mounted on the fixing bracket 11 with mounting screws (not shown). An electronic device unit 13 on which various electronic devices such as a circuit board are mounted is inserted into the unit mounting bracket 12 from the front opening 5 of the housing, and is screwed with screws 14. The door panel 6 is rotatably attached to the side plate metal panel 41 by the hinge 15, and the front opening 5 can be opened and closed.

FIG. 2 is a perspective view of a portion a in FIG. 1. The side plate metal panel 41 is provided along the side of the panel body 43 and has a box-shaped closed cross section for increasing the rigidity of the side plate metal panel 41. Structure 44 is provided. Box-shaped closed section structure 44
A rising portion 45 bent at a right angle along a side of the panel body 43; an inward bending portion 46 bent inward along the panel body 43 in parallel from the rising portion 45; Receiving part 4 bent further inward from bending part 46 and partially overlapping inward bending part 46
7 and a support member 48 joined to the receiving portion 47. The receiving portion 47 is formed with a rivet hole 49 for allowing the rivet 51 to pass therethrough. Support member 48
Has an L-shaped cross section and is composed of a first piece 48a and a second piece 48b. A rivet hole 50 is also formed on the first piece portion 48a so as to overlap with the rivet hole 49. Note that the rising portion 45, the inwardly bent portion 46, and the receiving portion 47 constitute a reinforcing structure.

The above box-shaped closed section structure 44 is shown in FIGS.
As shown in FIG. 5, with the adhesive applied to the outer surface of the support member 48 in advance (indicated by hatching), the rivet 51 as a fastener is inserted into each of the rivet holes 49 and 50 as shown by a two-dot chain line. It is performed by inserting and plastically deforming. The rivet 51 can be swaged only from one side of a member to be fastened, for example, a type of a monobolt or the like. The rivet having a hollow head portion is provided on a mandrel having an enlarged tip and a cut in the middle. The main body is fitted to the rivet gun, the rivet main body is inserted into the rivet hole, and the mandrel is pulled with a strong force and fastened. When the mandrel is pulled by the rivet gun, the tip of the rivet body is plastically deformed and expanded by the enlarged tip of the mandrel, and the member to be fastened is firmly fastened between the rivet head and the extension. Further pulling of the mandrel tears the mandrel at the notch and removes it from the rivet body.

In the control panel housing having the above structure, the support member 4
8 is pressed against the receiving portion 47 and is fixed to the receiving portion 47 using the rivet 51, so that the box-shaped closed cross-sectional structure 44 can be easily attached to both edges of the side plate metal panel 41 as shown in FIG.
Can be formed as shown in FIG. In this control panel housing, the end face of the first piece 48a of the support member 48 is hidden by the inwardly bent portion 46 and cannot be seen from the outside. The bottom metal panel 40 and the top metal panel 4
The two edge portions also have the box-shaped closed cross-sectional structure, but their description is omitted.

The side plate metal panel 41 having the above configuration
A bottom plate metal panel 40 and a top plate metal panel 42 are prepared, and the side plate metal panel 41 and the bottom plate metal panel 40, and the side plate metal panel 41 and the top plate metal panel 42 are joined.
With the adhesive applied to a predetermined location in advance, the rivet 51
Is inserted into each rivet hole and plastically deformed, whereby a highly rigid control panel housing can be manufactured.

Embodiment 2 FIG. 7 shows a side metal panel 52.
In this embodiment, support members 53 are fixed only to both sides of both edges of the side plate metal panel 52. In the side metal panel 52, both sides of the edge require greater rigidity than the center, and by using the support members 53 only on both sides, the amount of material used for the support members 53 can be reduced.

Embodiment 3 FIG. 8 is a perspective view of a main part of a third embodiment of the present invention, and FIG. 9 is a side sectional view of FIG. 8. The side plate metal panel 60 is provided along both edges of the panel main body 61 to form a side plate metal. A box-shaped closed-section structure 62 for increasing the rigidity of the panel 60 itself is provided. This reinforcement structure 6
2, the shape of the support member 63 is the same as the support member 4 of the first embodiment.
8 and different. This support member 63 has an L-shaped cross section,
It is composed of a first piece 63a and a second piece 63b bent outward from the first piece 63a. The rivet hole 6 also overlaps the rivet hole 49 also in the first piece 63a.
4 are formed.

This box-shaped closed section structure 62 is shown in FIGS.
As shown in FIG. 1, in a state where an adhesive is applied to the outer surface of the support member 63 in advance (shown by hatching in FIG. 10 and shown by a thick line in FIG. 11), the rivet 51 as a fastener is inserted into each of the rivet holes 49 and 64. Is formed by plastically deforming it as shown by a two-dot chain line.

In the above-mentioned control panel housing, the end face of the receiving portion 47, the end face of the first piece 63a, and the end face of the second piece 63b of the support member 63 cannot be seen from the outside. Excellent. In particular, it is remarkable when a decorative panel such as a precoated steel sheet or a steel sheet coated with a PVC film or a plated steel sheet is used as a metal panel without painting.

Embodiment 4 FIG. 12 is a perspective view of a main part of the control panel casing of the fourth embodiment, and FIG. 13 is an exploded perspective view of the control panel casing of FIG. The side plate metal panel 70 has a box-shaped closed cross-sectional structure 72 provided along both edges of the panel main body 71 to increase the rigidity of the side plate metal panel 70 itself. This box-shaped closed-section structure 72 differs from the box-shaped closed-section structure 44 of the first embodiment in the shape of the support member 73 and the absence of the receiving portion 47 of the first embodiment. The box-shaped closed-section structure 72 has a rising portion 77 bent at a right angle from the panel body 71 along the side of the panel body 71, and is bent inward from the rising portion 77 in parallel along the panel body 71. An inwardly bent portion 78 and a support member 73 fixed to the inwardly bent portion 78 are provided.
The rising portion 77 and the inwardly bent portion 78 constitute a reinforcement structure having an L-shaped cross section.

The support member 73 has a Z-shaped cross section.
, A vertical portion 73b bent at a substantially right angle from the first portion 73a, and a second portion 73c bent at a substantially right angle inward from the vertical portion 73b. . A pair of rivet holes 74 and protrusions 75 are formed in the first piece 73a. As shown in FIG. 14, a pair of handle holes 76 into which fingers can enter are formed in the vertical portion 73b. A rivet hole 79 for countersunk rivets is formed in the inward bent portion 78 so as to overlap the rivet hole 74. A notch 80 for positioning the support member 73 with respect to the panel body 71 is formed on the inner end surface of the inwardly bent portion 78.

Next, the box-shaped closed section structure 7 of this embodiment
2 will be described. First, an adhesive is applied in advance to the outer surfaces of the first piece 73a and the second piece 73c of the support member 73 (hatching in FIG. 12, FIG. 13).
With bold lines). Next, as shown in FIG. 15, the projection 75 abuts the notch 80 by tilting the support member 73. Thereafter, the support member 73 is rotated counterclockwise around the projection 75 as a fulcrum, so that the outer surface of the first piece 73a and the inner surface of the inwardly bent portion 78 come into surface contact with each other, and the second piece 73
The outer surface of c and the inner surface of the panel body 71 are brought into surface contact (see FIG. 16). Thereafter, the countersunk rivet 81 is inserted into the rivet holes 79 and 74 and plastically deformed, whereby the box-shaped closed-section structure 72 is completed. The positioning and rotation of the support member 73 with respect to the inwardly bent portion 78 can be performed using the handle hole 76, so that the operation can be performed smoothly.

Embodiment 5 FIG. FIG. 18 is an exploded perspective view of a main part of a control panel housing according to the fifth embodiment. The side panel metal panel 90 of the control panel housing includes a reinforcing structure 91 having an L-shaped cross section provided at both edges and a reinforcing member 92 provided between the reinforcing structures 91. The reinforcing structure 91
A first rising portion 94a, a second rising portion 94b, and a rising portion 94a, 94, which are bent at right angles from the panel main body 93 of the side plate metal panel 90 along the side.
b, a first inward bent portion 95a and a second inward bent portion 9 bent inward along the panel body 93 in parallel.
5b. A U-shaped notch 96 serving as a positioning portion is formed in the first inward bent portion 95a.
A U-shaped notch 97, which is a locking portion, is formed in the second inward bent portion 95b so as to face the notch 96. A rivet hole 98 is formed in the second rising portion 94b. Note that a fixed portion is constituted by the notch portion 97 serving as a locking portion and the rivet 105 inserted into the rivet hole 98. The reinforcing member 92 having a U-shaped cross section has a stepped contact portion 99 formed at one end and a fixed portion 100 formed at the other end. A rivet hole 101 is formed in the fixed portion 100.

Next, a procedure for attaching the reinforcing member 92 of this embodiment to the panel main body 93 will be described. First, an adhesive is applied in advance to the surface of the reinforcing member 92 on the panel body 93 side. Next, the contact portion 99 is brought into contact with the cutout portion 96 with the reinforcing member 92 floating on the fixed portion 100 side (see FIG. 19). Thereafter, the reinforcing member 92 is rotated clockwise with the contact portion 96 as a fulcrum, and the bottom surface of the reinforcing member 92 and the panel body 93 are brought into surface contact (see FIG. 20). Next, the reinforcing member 92 is moved until the distal end surface of the fixed portion 100 comes into contact with the inner surface of the second rising portion 94b (see FIG. 21). At this time, the step 106 of the fixed portion 100 abuts on the end face 107 of the notch 97, and the reinforcing member 92 is locked by the reinforcing structure 91 composed of the rising portion 94b and the inner bent portion 95b. In addition, the end surface 104 of the reinforcing member 92 and the outer surface of the inwardly bent portion 95b are on the same plane (see FIG. 22). Lastly, the rivet 105 is inserted into the rivet holes 98 and 101 which coincide with each other, and the reinforcing member 92 is firmly attached to the panel main body 93 by plastic deformation.

In the control panel housing described above, the edge of the side panel metal panel 90 is reinforced by the reinforcement structure 91, and the panel body 93 is reinforced by the reinforcement member 92, so that the thickness of the side panel metal panel 90 is reduced. And the manufacturing cost can be greatly reduced. In addition, the notch 96 is provided with the reinforcing member 9.
2 serves as a positioning at the time of attachment, and assembling workability is improved. Further, the reinforcing member 92 is engaged with the reinforcing structure 91 by the stepped portion 106 of the fixed portion 100 abutting on the end face 107 of the cutout portion 97, so that the reinforcing member 92 is in the longitudinal direction of the panel body 93. It is immovable, and the fixing member 92 is fixed to the reinforcing structure 91 by using the rivets 105, so that the fixing workability is good. Also, the end surface 1 of the reinforcing member 92
04 and the outer surface of the inwardly bent portion 95b are on the same plane, and are aesthetically pleasing and safe. Further, the reinforcing member 92 is fixed to the rising portion 94b with only one rivet, and the reinforcing member 92 can be easily fixed to the reinforcing structure 91.

Embodiment 6 FIG. FIG. 23 is a perspective view of a main part of a control panel housing according to Embodiment 6 of the present invention. In this embodiment, the structure of the side plate metal panel 102 is the same as that of the fifth embodiment.
Is different from the side metal panel 90. This side plate metal panel 1
02 has a slit 103 which is a positioning portion instead of the notch portion 96 which is a positioning portion, and a slit 105 which is a locking portion instead of the notch portion 97 which is a locking portion.
Are formed. The slit 103 functions as a positioning when the reinforcing member 92 is attached, like the notch 96,
Further, the slit 105 locks the reinforcing structure 107 and prevents the panel main body 93 from moving in the longitudinal direction.

Embodiment 7 FIG. FIG. 24 is an exploded perspective view of a main part of a control panel housing according to Embodiment 7 of the present invention. In this embodiment, the structure of the reinforcing member 110 is different from the reinforcing member 92 of the fourth embodiment. The reinforcing member 110 has a flat portion 111 extending in the longitudinal direction, an adhesive portion 112 bent from an edge of the flat portion 111 and coated with an adhesive, and one end of the flat portion 111 protruding from the flat portion 111. And a rivet 1 provided at the other end of the flat portion 111 so as to protrude from the flat portion 111 and rise up 94b.
And a fixed part 114 fixed at 05.

In this embodiment, the positioning portion 96 functions as positioning when the reinforcing member 110 is mounted, and the fixed portion 114 is locked in the notch 97 so that the reinforcing member 1
10 cannot be moved in the longitudinal direction of the panel main body 93. Further, the reinforcing member 110 is provided at the rising portion 9.
4b is fixed with only one rivet 105. In addition, when the height of the rising portions 94a and 94b is changed, it can be dealt with by adjusting only the height of the contact portion 113 and the fixed portion 114 and the position of the rivet hole 115.

In each of the above embodiments, the side plate metal panel has been described. However, the present invention can of course be applied to a top plate metal panel and a bottom plate metal panel. Further, as the fastener, for example, a fastener composed of a bolt and a nut may be used. Further, in each of the above-described embodiments, the control panel casing is described as the electronic apparatus casing. However, the present invention is not limited to this, and may be applied to, for example, a switchboard casing.

[0052]

As described above, according to the electronic apparatus housing of the first aspect of the present invention, the box-shaped closed cross-sectional structure of the metal panel is replaced by a reinforcing structure formed by bending a metal plate;
Since this reinforcing structure is composed of a support member that supports the reinforcing structure and is connected to the reinforcing structure by a connecting means using a fastener and an adhesive together, a box is formed on the periphery of the metal panel without much labor and time. The mold closed cross section structure can be easily formed.

According to the electronic device housing of the second aspect, the support member includes the first piece coupled to the reinforcing structure;
Since it is composed of the first piece and the second piece bent in a substantially right angle direction, the support member can be easily formed by bending the flat plate.

According to the electronic device housing of the third aspect, since the second piece connected to the panel main body is bent toward the reinforcing structure, the end surface of the supporting member that impairs aesthetic appearance is exposed from the outside. I can't see it, so the design is excellent.

According to the electronic device housing of the fourth aspect, the notch is formed on the end face of the reinforcing structure, and the projection which is in contact with the notch and is positioned with respect to the reinforcing structure is formed. Therefore, the workability of connecting the support member to the reinforcing structure is improved.

According to the electronic device housing of the fifth aspect, the handle hole used for connecting the support member to the reinforcing structure is formed in the support member, so that the workability of connecting the support member to the reinforcing structure is improved. improves.

According to the electronic device housing of the sixth aspect, since the supporting member is discontinuously connected to the reinforcing structure, it is possible to select a portion requiring high rigidity and connect the supporting member to the reinforcing structure. In addition, the amount of material used for the support member can be significantly reduced.

Further, according to the electronic apparatus housing of the present invention, the metal panel includes the panel main body, the L-shaped reinforcement structure provided on both opposite sides of the panel main body, and the metal panel fastened between the reinforcement structures. And a reinforcing member that supports the reinforcing structure and is connected to the panel main body and the reinforcing structure by a connecting means using a tool and an adhesive together, so that the metal panel can be made thinner and the manufacturing cost can be reduced. It can be significantly reduced.

Further, according to the electronic device housing of the eighth aspect, the metal panel is provided with a positioning portion for positioning a reinforcing member with respect to the reinforcing structure on one of the opposing reinforcing structures, and the other reinforcing structure has the positioning portion. Since the fixing portion facing the positioning portion and fixing the reinforcing member is provided,
The reinforcing member can be easily connected to the reinforcing structure.

According to the electronic device housing of the ninth aspect, the reinforcing member includes a flat portion extending in the longitudinal direction, an adhesive portion bent from an edge of the flat portion and coated with an adhesive, An abutting portion that is provided at one end of the flat portion so as to protrude from the flat portion and contacts the positioning portion, and is provided at the other end of the flat portion so as to protrude from the flat portion and is fixed to the fixed portion. With the fixed part, the height of the abutment part of the reinforcing member and the height of the fixed part can be changed for metal panels with different heights of the reinforcement structure. Can be adjusted.

[0061] According to the electronic device housing of the tenth aspect, the fixing portion of the metal panel is formed of a reinforcing structure and locks an end portion of the reinforcing member, and the end portion of the reinforcing member. Since the reinforcing member is fixed to a single fastener, the reinforcing member can be connected with the reinforcing structure at a predetermined position in a state where it is locked, and the reinforcing member can be connected with a single fastener. Can be combined, so the joining work is good.

According to the eleventh aspect of the present invention, since the outer surface of the locking portion of the reinforcing structure and the outer surface of the reinforcing member are flush with each other, the appearance is good and the safety is high.

According to the electronic device housing of the twelfth aspect, since the positioning portion is a U-shaped notch, the positioning portion can be easily formed.

Further, according to the electronic equipment housing of the thirteenth aspect, since the locking portion is a U-shaped notch, the notch can be easily formed.

According to the electronic apparatus housing of the present invention, since the positioning portion is a slit, the positioning portion can be easily formed.

According to the electronic apparatus housing of the present invention, since the locking portion is a slit, the locking portion can be easily formed.

According to the electronic equipment housing of the present invention, since the fastener is a rivet, the fastening operation is simple and easy, and the fastener is securely connected without waiting for the adhesive to harden. It can shift to the process.

[Brief description of the drawings]

FIG. 1 is an overall perspective view of a control panel housing according to Embodiment 1 of the present invention.

FIG. 2 is a perspective view of a main part of a box-shaped closed cross-sectional structure of the control panel housing of FIG. 1;

FIG. 3 is a side sectional view of a box-shaped closed sectional structure of the control panel housing of FIG. 2;

4 is an exploded perspective view of a main part of a box-shaped closed cross-sectional structure of the control panel housing of FIG. 1;

5 is a side sectional view of a box-shaped closed sectional structure of the control panel housing of FIG. 4;

FIG. 6 is an overall perspective view of a box-shaped closed cross-sectional structure of the control panel housing of FIG. 1;

FIG. 7 is an overall perspective view of a box-shaped closed sectional structure of a control panel housing according to a second embodiment of the present invention.

FIG. 8 is a perspective view of a main part of a box-shaped closed cross-sectional structure of a control panel housing according to Embodiment 3 of the present invention.

9 is a side sectional view of a box-shaped closed sectional structure of the control panel housing of FIG. 8;

10 is an exploded perspective view of a main part of a box-shaped closed cross-sectional structure of the control panel housing of FIG. 8;

11 is a side sectional view of a box-shaped closed sectional structure of the control panel housing of FIG. 11;

FIG. 12 is an exploded perspective view of a main part of a box-shaped closed sectional structure of a control panel housing according to a fourth embodiment of the present invention.

13 is a side sectional view of a box-shaped closed sectional structure of the control panel housing of FIG. 12;

14 is a perspective view of a support member of the box-side reinforcing structure of the control panel housing of FIG. 12;

FIG. 15 is a view in the middle of coupling the support member of FIG. 12 to a reinforcing structure.

FIG. 16 is a view in the middle of coupling the support member of FIG. 12 to a reinforcing structure.

FIG. 17 is a side sectional view when the support member of FIG. 12 is coupled to a reinforcing structure.

FIG. 18 is an exploded perspective view of a main part of a side panel metal panel of a control panel housing according to Embodiment 5 of the present invention.

FIG. 19 is a view in the middle of connecting a reinforcing member to the reinforcing structure of FIG. 18;

20 is a diagram showing a state in which a reinforcing member is being joined to the reinforcing structure of FIG. 18;

FIG. 21 is a side sectional view when a reinforcing member is connected to the reinforcing structure of FIG. 18;

FIG. 22 is an enlarged view of a main part of FIG. 21.

FIG. 23 is a perspective view of a main part of a side panel metal panel of a control panel housing according to Embodiment 6 of the present invention.

FIG. 24 is an exploded perspective view of a main part of a side plate metal panel of a control panel housing according to Embodiment 7 of the present invention.

FIG. 25 is an overall perspective view of a conventional control panel housing.

26 is a perspective view showing a part of a metal plate which is a material of the bottom plate metal panel of FIG. 25.

FIG. 27 is a perspective view showing a part of the bottom metal panel of FIG. 25.

FIG. 28 is a perspective view showing a part of a metal plate which is a material of the side plate metal panel of FIG. 25.

FIG. 29 is a perspective view showing a part of the side plate metal panel of FIG. 25.

30 is an exploded perspective view of a main part of the control panel housing of FIG. 25;

FIG. 31 is a perspective view showing a part of a bottom metal panel and a corner fitting of the control panel housing of FIG. 25.

32 is a sectional view taken along the line XXXII-XXXII in FIG.

[Explanation of symbols]

40 bottom plate metal panel, 41, 52, 60, 70, 9
0,102 side plate metal panel, 42 top plate metal panel,
43, 71 panel body, 44, 62, 72, box-shaped closed cross-section structure, 48, 53, 63, 73 support members, 45, 7
7, rising part, 46, 78 inward bending part, 47
Receiving portion, 73a first piece, 73c second piece, 7
5 Projection, 80, 96, 97 Notch, 76 Handle, 92, 110 Reinforcing member, 98, 101 Riveted hole, 99, 113 Abutment, 100, 114 Fixed part, 105 rivet, 103, 105 Slit, 1
07 reinforcement structure, 111 flat part, 112 adhesion part.

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Satoshi Midorikawa 4-4 Maruo-cho, Nagasaki-shi, Nagasaki Nagasaki Ryoden Technical Service Co., Ltd. (72) Inventor Yoshinobu Nakajima 2-6-Otemachi, Chiyoda-ku, Tokyo No. 2 Mitsubishi Electric Engineering Co., Ltd.

Claims (16)

[Claims] 1. An electronic device housing comprising a metal panel having a box-shaped closed cross-section at least on one side while being joined to each other to form a housing, wherein the box-shaped closed cross-section includes a metal plate. An electronic device housing comprising: a reinforcing structure formed by bending; and a supporting member that supports the reinforcing structure and is coupled to the reinforcing structure by a coupling unit using a fastener and an adhesive. 2. The support member includes a first member connected to the reinforcing structure.
2. The electronic device housing according to claim 1, comprising: a first part; and a second part bent from the first part in a direction substantially perpendicular to the first part. 3. The electronic device housing according to claim 2, wherein the second piece is bent toward the reinforcing structure. 4. A notch is formed at an end face of the reinforcing structure,
The electronic device housing according to any one of claims 1 to 3, wherein the support member is formed with a projection that abuts the notch and positions with respect to the reinforcing structure. 5. The electronic device housing according to claim 1, wherein the support member has a handle hole used for joining the support member to the reinforcing structure. 6. The electronic device casing according to claim 1, wherein the support member is discontinuously connected to the reinforcing structure. 7. An electronic device housing comprising a metal panel joined to each other to form a housing, wherein the metal panel has a panel main body and an L-shape provided on both opposite sides of the panel main body. An electronic device housing comprising: a reinforcing structure; and a reinforcing member that is connected to the panel body and the reinforcing structure by a connecting means using a fastener and an adhesive between the reinforcing structures and supports the reinforcing structure. 8. The metal panel has a positioning portion for positioning a reinforcing member with respect to the reinforcing structure on one of the opposing reinforcing structures, and has the reinforcing member facing the positioning portion and fixed on the other reinforcing structure. The electronic device housing according to claim 7, further comprising a fixing portion. 9. The reinforcing member includes a flat portion extending in the longitudinal direction, an adhesive portion bent from an edge of the flat portion and coated with an adhesive, and one end of the flat portion protruding from the flat portion. A contact portion that is provided and contacts the positioning portion;
9. The electronic device housing according to claim 7, further comprising: a fixed portion that is provided at the other end of the flat portion so as to protrude from the flat portion and that is fixed to the fixing portion. 10. 10. The fixing portion includes a locking portion formed in a reinforcing structure and locking an end of the reinforcing member, and one fastener fixing the end of the reinforcing member. Electronic device housing according to 1. 11. The electronic device housing according to claim 10, wherein an outer surface of the engaging portion and an outer surface of the reinforcing member are flush with each other. 12. The electronic device casing according to claim 8, wherein the positioning portion is a U-shaped notch. 13. The electronic device housing according to claim 10, wherein the locking portion is a U-shaped notch. 14. The positioning part is a slit.
An electronic device housing according to claim 10. 15. The electronic device housing according to claim 10, wherein the locking portion is a slit. 16. The electronic device casing according to claim 1, wherein the fastener is a rivet.