JP7240307B2 - Cover structure in electronic equipment - Google Patents

Description

Application of Article 30, Paragraph 2 of the Patent Act [Facts of Disclosure] 1. Installation date: June 17, 2019 2. Place of installation: East Japan Telegraph and Telephone Corporation jurisdiction 3. Installed by: East Japan Telegraph and Telephone East Corporation East Japan Telegraph and Telephone East Corporation invented by Yuji Yamauchi, Masato Yamazaki, Keigo Wakayama, Kyoko Kanefuka, Masatsugu Yamada, and Sho Suzuki for equipment of subscribers under the jurisdiction of East Japan Telegraph and Telephone Corporation installed electronic equipment with a cover structure that

The present invention relates to a cover structure for an electronic device having a lid for opening and closing an opening of a housing.

Electronic devices such as gateways and hubs have connectors to which LAN cables, USB memories, and the like are connected. Many of the connectors to which a large number of LAN cables are always connected are attached while being exposed from the housing. However, in the case of a connector such as a USB memory that is connected only when used and not connected when not in use, it is usually covered with a lid-like cover member to prevent dust from entering. should be open and connected.

Such a conventional cover structure is generally provided with a cover accommodating portion capable of accommodating a cover member on the back side of a housing, as described in Patent Document 1 and Patent Document 2, for example, and a connector. Many of them have a structure in which the cover member is housed in the cover housing portion and hidden from the outside when opened. In such a structure, it may not be possible to form the cover accommodating portion on the back side of the housing due to design and structural restrictions. In addition, if a knob is formed on the surface of the cover member so that the user can easily operate it, the size of the cover accommodating portion on the back side needs to be increased. I can't.
In order to solve such a problem, the cover member is arranged on the surface side of the housing without forming a cover housing portion for housing the cover member, and the cover member slides along the housing surface in parallel. It is conceivable to have a structure of only

JP-A-2006-86027 JP 2009-224088 A

In the cover structure in which the cover member slides along the surface of the housing, there is a problem that the surface of the housing rubs against the back surface of the cover member, and the surface of the housing is damaged, resulting in a loss of commercial value.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a cover structure for an electronic device that does not damage the surface of the housing even when a cover member for closing or opening a connector is slid against the housing and that can maintain a high commercial value. It is to be.

In order to achieve this object, a cover structure for an electronic device according to the present invention includes an insertion opening formed to penetrate a wall of a housing and having two parallel opening edges facing each other; a pair of rails formed by grooves extending longer than the opening width of the insertion port along the two opening edges; and a cover member that selectively closes the insertion opening, wherein the groove forming one of the pair of rails is an outer groove formed by the wall serving as one opening edge of the insertion opening. and an inner groove wall located inside the housing from the outer groove wall and extending toward the other rail to form a housing surface adjacent to the insertion opening, wherein the inner groove wall is It inclines so that it may be located inside the said housing|casing gradually toward said other rail.

In the cover structure of the electronic device according to the present invention, a knob projecting outward from the housing may be provided at a substantially central portion of the cover member.

In the cover structure of the electronic device according to the present invention, the housing includes a bottomed rectangular tube-shaped first case and a bottomed rectangular tube-shaped second case that closes an opening of the first case. wherein one of the first case and the second case is provided with the one rail, and the other case is provided with the other rail.

According to the present invention, since a gap is formed between the inner groove wall, which is the surface of the housing, and the rear surface of the cover member, the cover member for closing and opening the connector can be slid with respect to the housing. It is possible to provide a cover structure for an electronic device that can maintain a high commercial value without damaging the housing surface.

1 is a perspective view of an electronic device having a cover structure according to the present invention; FIG. It is a front view of a cover structure. It is a front view of a cover structure. FIG. 4 is a cross-sectional view of the housing in FIG. 3 taken along line IV-IV; It is a perspective view which fracture|ruptures and shows a principal part. Fig. 10 is a perspective view of the lower rail; Fig. 2 is a perspective view of the upper rail; It is a perspective view of a cover member. It is a perspective view of a cover member.

An embodiment of a cover structure for an electronic device according to the present invention will now be described in detail with reference to FIGS. 1 to 9. FIG.
An electronic device 1 shown in FIG. 1 includes a box-shaped housing 2 . A wiring connection portion 3 is provided on one side portion of the housing 2 . The housing 2 is constructed by combining an upper case 4 having an upper surface 2A and a lower case 5 having a lower surface (not shown). The upper case 4 and the lower case 5 are each formed in the shape of a square tube with a bottom, and are combined with the openings facing each other. In this embodiment, one of the upper case 4 and the lower case 5 corresponds to the "first case" of the third aspect of the invention, and the other corresponds to the "first case" of the third aspect of the invention. 2 case”. Also, in this embodiment, the upper case 4 corresponds to the "other case" in the third aspect of the invention, and the lower case 5 corresponds to the "one case" in the third aspect of the invention.

The wiring connection portion 3 is provided with a plurality of LAN connectors 11, a USB memory connector 12, a power connector 13, an optical connector 14 (see FIG. 3), and the like. The optical connector 14 is arranged inside the housing 2 so as to face the cover structure 15 according to the present invention.
The cover structure 15 includes an insertion opening 21 (see FIG. 3) for passing a cable (not shown) connected to the optical connector 14 . The insertion port 21 is formed so as to pass through a wall 22 forming the wiring connection portion 3 of the housing 2 . The opening shape of the insertion port 21 is a square. For this reason, the insertion port 21 has two parallel opening edges 21a and 21b facing each other. Hereinafter, for convenience, the direction in which these opening edges 21a and 21b extend will be referred to as the horizontal direction, and the direction in which the upper case 4 and the lower case 5 are aligned will be referred to as the vertical direction.

Of the two opening edges 21a and 21b, the upper opening edge 21a is formed by the lower end of an upper groove 23 formed inside the upper case 4, as shown in FIGS. The upper groove 23 is open downward and extends in the left-right direction along the upper opening edge 21a to form an upper rail 24. As shown in FIG. The upper groove 23 is formed longer than the lateral opening width of the insertion opening 21 shown in FIG. 3 and extends rightward from the insertion opening 21 in FIG.

Of the two opening edges 21a and 21b, the lower opening edge 21b is formed by the upper end of a lower groove 25 formed inside the lower case 5, as shown in FIG. The lower groove 25 is opened upward and extends in the left-right direction along the lower opening edge 21b to form a lower rail 26. As shown in FIG. The lower groove 25 is formed longer than the lateral opening width of the insertion opening 21 shown in FIG. 3 and extends rightward from the insertion opening 21 in FIG.
As shown in FIGS. 4 and 5, an upper slide piece 32 and a lower slide piece 33 of a cover member 31, which will be described later, are inserted into the pair of upper rail 24 and lower rail 26 described above. The cover member 31 is supported by the upper rail 24 and the lower rail 26 so as to be movable in the left-right direction. The insertion port 21 is selectively closed by moving the cover member 31 along the pair of upper rails 24 and lower rails 26 . In this embodiment, the lower rail 26 corresponds to "one rail" in the present invention, and the upper rail 24 corresponds to "the other rail" in the present invention.

As shown in FIGS. 8 and 9, the cover member 31 is formed in a plate shape, and includes a closing portion 34 positioned in the center in the vertical direction and an upper slide piece 32 connected to the upper end of the closing portion 34 . and a lower slide piece 33 connected to the lower end of the closing portion 34 . The closing part 34 closes the insertion port 21 . A gripping portion 35 is provided at substantially the center of the closing portion 34 in the left-right direction so that a user (not shown) can grip it with fingers. The knob portion 35 according to this embodiment is formed by a vertically extending ridge.

A slide piece 36 is provided on the rear surface 32 a (see FIG. 9 ) of the upper slide piece 32 so as to protrude toward the inside of the housing 2 . The sliding piece 36 slides on an inner groove wall 23a (see FIG. 4) of the upper groove 23 forming the upper rail 24 and located inside the housing. Therefore, the upper slide piece 32 of the cover member 31 moves laterally along the upper rail 24 while its movement toward the inner groove wall 23a is restricted.

Hemispherical protrusions 27 are provided on the surface 33a (see FIG. 8) of the lower slide piece 33 at both ends in the left-right direction. These protrusions 27 are engaged with a plurality of engaging recesses 28 (see FIG. 6) formed in outer groove walls 25a (see FIG. 6) located outside the housing of the lower groove 25. As shown in FIG. The engagement of the projection 27 with the engaging recess 28 prevents the cover member 31 from easily moving in the left-right direction, and it is held at that position. The engagement recesses 28 are positioned corresponding to the projections 27 when the cover member 31 covers and closes the insertion port 21 as shown in FIG. 2, and when the cover member 31 opens the insertion port 21 as shown in FIG. are provided at the positions corresponding to the positions of the projections 27 of . Therefore, the cover member 31 is held at a position where the insertion opening 21 is closed and a position where the insertion opening 21 is opened.

As shown in FIG. 6, the lower groove 25 forming the lower rail 26 has an outer groove wall 25a and an inner groove wall 25b. The outer groove wall 25a is formed by the wall 22 of the housing 2 that forms the lower opening edge 21b of the insertion port 21. As shown in FIG. The inner groove wall 25b is located inside the housing 2 from the outer groove wall 25a, extends toward the upper rail 24, and constitutes an exposed surface 41 adjacent to the insertion port 21. As shown in FIG. The exposed surface 41 becomes the housing surface when the insertion port 21 is closed with the cover member 31 . The inner groove wall 25b is slanted so as to be gradually located inside the housing 2 toward the upper rail 24 . In other words, as shown in FIG. 4, the inner groove wall 25b is formed with a gradient that is inclined at an angle α with respect to an imaginary line L extending vertically in parallel with the outer groove wall 25a.

In the cover structure 15 configured as described above, a user (not shown) grasps the knob portion 35 of the cover member 31 and moves it in the left-right direction, thereby opening and closing the insertion opening 21 and exposing the optical connector 14 . or hide. When the cover member 31 is moved so as to hide the optical connector 14 as shown in FIG. 2, the exposed surface 41 extending upward from the lower rail 26 is exposed. Since this exposed surface 41 has a slope as described above, it is located further inside the housing 2 than the back surface of the cover member 31 . Therefore, as shown in FIG. 3, when the cover member 31 moves toward the exposed surface 41, a gap is formed between the back surface of the cover member 31 and the exposed surface 41. It can prevent scratches.

Therefore, even if the cover member 31 for closing or opening the optical connector 14 is slid on the housing 2, the housing surface (exposed surface 41) is not damaged, and the electronic device can maintain its commercial value. It is possible to provide a cover structure in In particular, since the exposed surface 41 is inclined so that the upper side of the exposed surface 41 is positioned inside the housing 2 , the exposed surface 41 can be molded using the mold for molding the lower case 5 . Therefore, the inclined exposed surface 41 can be formed while preventing the structure of the mold from becoming complicated, so that the electronic device cover structure according to the present invention can be realized at a low cost.

In this embodiment, a knob portion 35 projecting toward the outside of the housing 2 is provided at the central portion of the cover member 31 . Therefore, it is easy to operate when moving the cover member 31 .
Also, in this embodiment, an upper rail 24 is provided on the upper case 4 and a lower rail 26 is provided on the lower case 5 . Therefore, it is possible to easily form the upper rail 24 and the lower rail 26 by using the mating portion of the upper case 4 and the lower case 5 .

DESCRIPTION OF SYMBOLS 1... Electronic equipment, 2... Housing, 4... Upper case, 5... Lower case, 21... Insertion opening, 21a... Upper opening edge, 21b... Lower opening edge, 22... Wall, 23... Upper groove, 24... Top Rail 25 Lower groove 25a Outer groove wall 25b Inner groove wall 26 Lower rail 31 Cover member 35 Knob 41 Exposed surface.

Claims (3)

an insertion port formed to penetrate the wall of the housing and having two parallel opening edges facing each other;
a pair of rails configured by grooves extending longer than the opening width of the insertion port along the two opening edges inside the housing;
a cover member movably supported by the pair of rails and selectively closing the insertion opening by moving along the pair of rails;
The groove that constitutes one of the pair of rails,
an outer groove wall formed by the wall serving as one opening edge of the insertion port;
an inner groove wall located inside the housing from the outer groove wall, extending toward the other rail and forming a housing surface adjacent to the insertion opening;
A cover structure for an electronic device, wherein the inner groove wall is inclined so as to be positioned inside the housing gradually toward the other rail. In the cover structure for the electronic device according to claim 1,
A cover structure for an electronic device, wherein a knob projecting toward the outside of the housing is provided at a substantially central portion of the cover member. In the cover structure for the electronic device according to claim 1 or claim 2,
The housing is
a bottomed prismatic first case;
and a bottomed square tube-shaped second case that closes the opening of the first case,
A cover structure for an electronic device, wherein the one rail is provided on one of the first case and the second case, and the other rail is provided on the other case.

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