JP2978874B2 - Electronic equipment housing - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a housing for electronic equipment mainly provided with a buffer member.

[0002]

2. Description of the Related Art In the housing of electronic equipment, particularly portable electronic equipment, it is necessary to provide protection against impact when dropped by mistake. For this reason, as shown in FIG. 5, each of the corners 102 of the substantially cubic housing 101 is provided in the conventional electronic device housing.
On the other hand, a cushioning member 105 having elasticity is disposed so as to cover three wall surfaces connected to the corner 102. The buffer member 105 is attached to the housing 101 with an adhesive.

[0003]

However, in the case of the above-mentioned conventional housing for electronic equipment, the housing 10 becomes unnecessary.
When discarding No. 1, the collection process is performed separately from the difference in material between the housing 101 and the cushioning member 105. However, since the cushioning member 105 is attached with an adhesive, the There is a problem in that it cannot be easily removed from the body 101, and it takes time and effort to disassemble.

In a conventional electronic device housing, a cushioning member 10 is provided so as to extend over three surfaces connected to each corner 102.
In order to obtain a sufficient buffer effect, the thickness of the buffer member 105 must be necessarily increased. As a result, the protrusion of the buffer member 105 from the housing 101 increases, and the buffer member 105 itself increases in size, resulting in a poor appearance and a problem that the design of the entire housing 101 is impaired.

[0005] In order to solve the above-mentioned problems, the present invention aims to shorten the dismantling work by easily removing the cushioning member at the time of disposal, and to provide the housing with sufficient impact resistance. It is an object of the present invention to provide a housing for an electronic device capable of improving design.

[0006]

In order to achieve the above object, an electronic device housing according to the present invention comprises a synthetic resin material,
A substantially cubic housing 1 and a plate-shaped core member protruding at 45 ° with respect to each extended line 2a from each piece forming a corner 2 on a pair of opposing surfaces of the housing 1 And the casing 1 made of an elastic material so as to cover the core member 3.
And / or a buffer member 5 fitted and mounted to the side and / or the core member 3 side.

An engaging hole 4 formed in the housing 1 near the plate-like end of the core member 3 and a plate-like other end of the core member 3 projecting therefrom. The engagement protrusion 3a disposed on the buffer member 5 and inserted into the engagement hole 4; and the engagement protrusion 3a disposed on the buffer member 5.
And a fitting recess 6 capable of covering the core member 3. The mounting of the cushioning member 5 is performed by the engagement hole 4 and the engagement pin 4 at one end of the core member 3. 7 and the fitting protrusion 3a on the other end side of the core member 3 and the fitting concave portion 6. The cushioning member 5 is removed by cutting the engaging pin 7. It is characterized by:

[0008]

Embodiments of the present invention will be specifically described below with reference to the drawings. FIGS. 1A to 1C are external views of an electronic device housing according to the present invention, and FIGS. 2A to 2F are views showing buffer members mounted on the electronic device housing.

As shown in FIG. 1 (a) front view, FIG. 1 (b) side view, and FIG. 1 (c) plan view, an electronic equipment housing 1 (hereinafter referred to as housing 1) in this embodiment. Has a substantially cubic shape. In the vicinity of each corner 2 (eight places in total) of the housing 1, a core member 3 serving as a base for attaching a buffer member described later is provided. The core member 3 is formed integrally with the housing 1 by using an engineering plastic such as polycarbonate as a synthetic resin material.

[0010] Specifically, the core member 3 is applied to each corner 2 with the vicinity of each corner 2 on the front side and the bottom side (opposed surface) of the housing 1 as one end, and subsequently, each corner 2 The other end of the corner 2 up to the middle of the peak of the corner 2 is formed as a plate piece protruding from the outer surface of the housing 1. Further, the core member 3 has the corners 2 as shown in FIG.
And is protruded within a range (90 °) of each extension line 2a from each side and has a predetermined angle θ (45 ° in this embodiment) with respect to the extension line 2a.
Further, a fitting protrusion 3 a extending substantially parallel to the peak of the corner 2 is integrally provided at the other end of the core member 3.

On the front side and bottom side of the housing 1 near one end of the core member 3, the thickness of the housing 1 penetrates through the base line of the core member 3 at the predetermined angle θ. The engagement hole 4 is formed so as to make the connection.

A buffer member 5 is attached to the core member 3 and the locking hole 4 formed as described above. Hereinafter, regarding the cushioning member 5, FIG. 2 (a) is a plan view, FIG. 2 (b) is a side view, FIG. 2 (c) is a front view, FIG. 2 (d) is a bottom view, and FIG.
This will be described with reference to a cross-sectional view and FIG.

The cushioning member 5 is formed of a urethane resin such as urethane rubber as an elastic material so as to cover the core member 4 with a predetermined thickness. This buffer member 5
Is formed in a substantially L-shape, and the inner surface of the L-shape extends over the corner 2 from the front side and the bottom side (opposing surface) of the housing 1 and contacts along the peak of the corner 2. The contact surface 5a is formed so as to be obtained.

On the contact surface 5a of the cushioning member 5, there is formed a fitting recess 6 substantially matching the projecting shape of the core member 3 and the fitting projection 3a so that the above-mentioned core member 3 can be fitted. ing. Further, a portion from the fitting concave portion 6 to the L-shaped outer surface of the cushioning member 5 has a predetermined thickness, and the outer surface has a substantially arc-shaped cross section. The shape of the outer surface of the cushioning member 5 may be, for example, a substantially polygonal cross section as long as it has a predetermined thickness from the fitting recess 6, and is not particularly limited.

Further, a portion of the contact surface 5a which contacts the front side and the bottom surface and which corresponds to the above-described engagement hole 4 has an engagement pin 7 having a diameter that can be inserted into the engagement hole 4. Are protruded integrally. At the protruding end of the engaging pin 7, a locking portion 7a having a substantially hemispherical shape having a diameter larger than the diameter of the engaging hole 4 is formed. Note that the locking portion 7
a is not limited to a substantially hemispherical shape, but may be a cone, a pyramid, or the like having a small-diameter end portion that can be inserted into the engagement hole 4 and a large-diameter edge portion that prevents the engagement hole 4 from being pulled out. I just need.

The procedure for attaching the cushioning member 5 to the housing 1 will be described below with reference to the operation diagrams (cross-sectional views) of FIGS. 3 (a) to 3 (c). 3A to 3C is a cross section of the core member 3 in FIG. 1A on a base line forming the predetermined angle θ.

To attach the cushioning member 5 to the housing 1 side,
The contact surface 5a of the cushioning member 5 is directed toward the core member 3 in the housing 1, and the orientation of the fitting recess 6 is adjusted with respect to the core member 3 (FIG. 3A). Next, the fitting protrusion 3a of the core member 3
Then, a matching part in the fitting concave portion 6 is fitted (FIG. 3B). At this time, due to the above-mentioned material of the buffer member 5, the fitting concave portion 6 and the contact surface 5a around the fitting concave portion 6 are bent to be fitted to the fitting protrusion 3a. Next, the fitting recess 6 is fitted into the core member 3 so that the contact surface 5a of the cushioning member 5 comes into contact with the housing 1 and the engaging hole 4
The engaging pin 7 is fitted into the connector (FIG. 3C). At this time, the locking portion 7a is bent by the above-described material and inserted into the engagement hole 4, and is locked to an inner edge (inside of the housing) of the engagement hole 4 so that the engagement pin 7 is engaged. 4 has been stopped. Further, since the engagement concave portion 6 is locked to the fitting projection 3a of the core member 3, the cushioning member 5 is securely attached to the housing 1 so as to cover the core member 3.

As described above, the buffer members 5 are attached to all (eight in total) core members 3 provided in the housing 1 as described above, so that the buffer members 5 are attached as shown in FIG. The housing 1 is attached so as to be obliquely extended along the peaks of the corners 2 from the vicinity of each corner 2 on a pair of opposing surfaces (front side and back side).

When the housing 1 provided with the cushioning member 5 is disposed of as described above, the engaging portion 7a is cut off from the engaging pin 7 of the cushioning member 5, thereby making the above-described mounting procedure possible. Conversely, the buffer member 5 is removed from the housing 1. In addition, the cutting of the locking portion 7a of the locking pin 7 can be easily performed by a cutter or the like from inside or outside the housing 1.

Therefore, in the housing for an electronic device thus configured, a core member 3 which is formed on each corner 2 and is formed integrally with the housing 1 is provided. The structure in which the buffer member 5 is attached by fitting to the housing 3 and the housing 1 facilitates the attachment.

The engagement of the cushioning member 5 with the core member 3 is as follows.
The fitting protrusion 3a on the core member 3 side and the fitting recess 6 on the buffer member 5 side
The engagement of the buffer member 5 with the housing 1 is performed by engaging the engagement hole 4 of the housing 1 with the engagement pin 7 of the buffer member 5 (the locking portion 7).
a), when the housing 1 is disposed of, only the engagement pin 7 (locking portion 7a) is cut.
Since the cushioning member 5 can be easily removed from the housing 1, the dismantling operation is shortened.

Further, the electronic device housing of the present embodiment
A cushioning member 5 protrudes from the vicinity of each of the corners 2 on the front side and the back side along the peak of each corner 2, and a polycarbonate core member 3 integrated with the housing 1 is disposed therein. Therefore, in the event of an accidental drop, in addition to the elasticity of the cushioning member 5, the impact is caused by bending due to the material and shape (plate-like shape) of the core member 3 housed in the cushioning member 5. High impact resistance.

Specifically, IEC (INTERNATIONARU ERECT
According to the provisions of (ROTECHNICAL COMMISSION), if the total weight of the electronic device is> 2 ≦ 5 kg, 500 of the floor (wooden board)
There is a need to provide impact protection when dropped from above mm. In the present embodiment, the total weight (weight when electronic components and the like are arranged inside the housing 1) is 4 kg and the core member 3
Is about 3 mm thick with a projection length of about 1 mm to 5 mm from the housing 1
The core member 3 is covered with the cushioning member 5 having a thickness of about 6 mm (that is, the cushioning member 5 has a width of about 12 mm, and a protrusion of about 6 mm to 10 mm from the outer surface of the housing 1). In a state of being arranged along the corner 2 with a length), and
Satisfy the requirements of C fully. As described above, with the configuration in which the core member 3 integrated with the housing 1 is provided inside the buffer member 5, it is possible to have sufficient impact resistance.

Furthermore, in the above-described embodiment, the core member 3 is protruded within a range (90 °) of each extension line 2a from each side forming the front and rear corners 2. The predetermined angle θ is not limited, but in consideration of the above-described impact resistance, θ = 45 ° in the present embodiment is best.

Further, since the shock absorbing member 5 has a sufficient impact resistance by employing the core member 3, the size can be reduced, and the buffer member 5 has a pair of opposing surfaces (the front side and the rear side) of the housing 1. ) Are arranged so as to extend obliquely along the peaks of the corners 2 from the vicinity of each corner 2, so that the appearance is improved and the design of the entire housing 1 is improved.

Further, since each buffer member 5 protrudes from each surface of the housing 1, it is possible to use this buffer member 5 as a leg of the housing 1.

In the above-described embodiment, the cushioning member 5 is configured to protrude from the vicinity of each of the corners 2 on the front and back sides of the housing 1 along the peak of each of the corners 2. However, not only this, but also protruding along the peak of each corner 2 from the vicinity of each corner 2 on both sides, or each corner from the vicinity of each corner 2 on the plane side and the bottom side You may comprise so that it may protrude along the peak of the part 2. As described above, the cushioning member 5 is moved from the vicinity of each corner 2 of the pair of opposing surfaces to the corner 2
It may be protruded along the peak of the mountain.

In the above-described embodiment, the cushioning member 5 is divided into the respective corners 2 of the housing 1. For example, two cushioning members 5 are provided so as to be continuous on the front side and the back side. It may be provided so as to cover the corner 2. At this time, the core member 3 may be formed so as to continuously cover the two corners 2. At this time, the fitting projection 3a of the core member 3 is eliminated, but instead of the fitting projection 3a, the peripheral edge of the core member 3 is formed in, for example, a wedge shape, and the fitting recess 6 fitted in the wedge shape is provided with the buffer member 5. It may be provided on the side. Note that, even in the configuration of the above-described embodiment, instead of the fitting protrusion 3a, the peripheral edge of the core member 3 is formed in a wedge shape or the like, and the fitting recess 6 fitted in the wedge shape is provided on the buffer member 5 side. May be provided.

In the above-described embodiment, the cushioning member 5 is configured to be fitted on the core member 3 side (fitting of the fitting recess 6 with the fitting projection 3a, and of the fitting recess 6 with the wedge-like shape). Mating)
And a structure (engagement between the engagement pin 7 and the engagement hole 4) that engages with the housing 1 side, but is not limited thereto. Specifically, for example, if a plurality of the above-described configurations are fitted to the core member 3 side or a plurality of the above-described configurations are engaged with the housing 1 side, either the core member 3 side or the housing 1 side is used. It is possible to obtain a cushioning member 5 that is configured to be fitted to one side and that can be easily removed.

In the above-described embodiment, the shape of the casing 1 is substantially cubic. However, various shapes other than those described above, such as a polyhedron, a prism, a pyramid, a sphere, a cylinder, and a cone, are used. It is also possible to use the above-described housing for impact protection by the core member 3 and the cushioning member 5,
The same effect as described above can be obtained.

The structure of the impact protection by the core member 3 and the cushioning member 5 is not limited to the corner 2 of the housing 1 (for example, around the display, around the operation button, around the operation switch, around each connection terminal, etc.). And the same effect as described above can be obtained.

[0032]

As described above, the housing for an electronic device according to the present invention is different from the substantially cubic housing made of a synthetic resin material in that each corner on each of a pair of opposing surfaces of the housing is formed. A plate-shaped core member protruding at 45 ° with respect to each extension line from the piece, and made of an elastic material fitted and mounted on the housing side and / or the core member side so as to cover the core member. By having the cushioning member, in addition to the elasticity of the cushioning member, a shock is caused to flow by bending due to the material and shape (plate-like shape) of the core member, so that sufficient shock resistance can be provided. Further, since each cushioning member protrudes from each surface of the housing, it is possible to use this cushioning member as a leg of the housing.

Also, by employing the above-described shock protection structure using the core member and the shock absorbing member, the structure of the shock absorbing member in the external appearance of the housing for an electronic device can be reduced in size as compared with a generally known structure of only the shock absorbing member. In addition, the size of the cushioning member can be reduced, so that the appearance of the electronic device housing can be improved.

Further, an engaging hole is formed in the housing near the plate-shaped one end of the core member, and a fitting projection is protruded from the plate-shaped other end of the core member. An engagement pin fitted in the engagement hole of the cushioning member, and a fitting recess capable of fitting the fitting projection and covering the core member, and engaging with the engagement hole at one end of the core member. By fitting with the mating pin, and mounting the buffer member by fitting the fitting protrusion and the fitting recess at the other end side of the core member, and by removing the buffer member by cutting the engaging pin, When disposing of the electronic device casing, the buffer member can be easily removed from the casing side, and the dismantling operation can be shortened.

[Brief description of the drawings]

FIG. 1A is a front view showing the external appearance of a housing of an electronic device housing of the present invention. (B) The side view. (C) The plan view.

FIG. 2A is a plan view showing a cushioning member mounted on the electronic device casing. (B) The side view. (C) The front view. (D) The bottom view. (E) AA sectional view in FIG. (F) BB sectional drawing in FIG.2 (b).

FIGS. 3A to 3C are operation diagrams showing a procedure for attaching the cushioning member to a housing.

FIG. 4 is a perspective view showing a housing for an electronic device of the present invention.

FIG. 5 is a perspective view showing a conventional electronic device housing.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Housing, 2 ... Corner part, 2a ... Extension line, 3 ... Core member, 3a
... fitting protrusions, 4 ... engagement holes, 5 ... buffer members, 6 ... fitting recesses, 7 ... engagement pins.

────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-8-279940 (JP, A) JP-A-9-8470 (JP, A) JP-A 8-253285 (JP, A) JP-A 8- 9448 (JP, A) Fully open sho 61-47131 (JP, U) Fully open sho 59-6872 (JP, U) Fully open sho 57-75781 (JP, U) (58) Fields investigated (Int. ⁶ , DB name) H05K 5/02

Claims (2)

(57) [Claims] 1. A substantially cubic housing made of a synthetic resin material.
(1) and respective corners (2) on a pair of opposing surfaces of the housing.
At 45 ° to each extension (2a) from each piece
A strip-shaped core member (3) formed out of shape; and a cushioning member (5) made of an elastic material and fitted and attached to the housing side and / or the core member side so as to cover the core member. A housing for an electronic device, comprising: 2. An engagement hole (4) formed in the housing (1) near the plate-like end of the core member (3), and an other one of the plate-like shape of the core member. Fitting projections (3
a), an engagement pin (7) arranged on the buffer member (5) and inserted into the engagement hole, and an engaging projection arranged on the buffer member so that the fitting protrusion can be inserted. And a fitting recess (6) that can be covered. The mounting of the cushioning member is performed by fitting the engaging hole and the engaging pin at one end of the core member and the other end of the core member. 2. The electronic device housing according to claim 1, wherein the fitting protrusion and the fitting recess on the side are fitted, and the cushioning member is removed by cutting the engagement pin. 3.