JP3028235U - Lid structure - Google Patents

Abstract

(57) [Summary] (Correction) [Problem] To provide a lid structure that can be easily removed without causing scratches or damage. SOLUTION: Engaging portions 13a with which a lid 6 can be engaged are provided respectively at opposite portions of side walls formed by a recess, and the lid has an outer shape corresponding to the opening surface of the opening. A lid portion 7 having an engaging claw 9a, an engaging claw 9a provided corresponding to the engaging portion so as to be engageable with the engaging portion, and an engaging claw that is provided upright on the back surface of the lid portion and elastically holds the engaging claw, A hinge portion 8a that forms a predetermined curved surface is provided in a part of a portion to be closed, and in the lid, the curved surface of the hinge portion is placed on the bottom portion by pushing one end vicinity of the outer surface of the lid portion into the concave portion. It abuts and rotates while sliding on the bottom with the curved imaginary central axis as a spindle, and the other end of the external surface projects from the outer surface of the device body 1 and is removable from the recess.

Description

[Detailed description of the device]

[0001]

[0001]

[0002]

[Industrial applications]

 The present invention relates to a lid structure for covering externally a switch, a connection terminal, an accessory mounting portion, etc. provided in an opening facing the exterior of a device body such as an electronic device when not in use.

[0003]

[0002]

[0004]

[Prior art]

 Conventionally, switches, connection terminals, accessory attachment parts, etc., provided in the opening facing the exterior of the device body of electronic devices, etc., are not damaged electrically or mechanically when handling the device when not in use. A lid was used as an accessory in order to prevent this and to simplify the appearance of the device body. FIG. 6 is a schematic structural diagram of an electronic device using a conventional lid structure, and shows a state in which a lid is attached to a main body panel of the electronic device. FIG. 6A is an external view as seen from the panel surface, and FIG. 6B is a sectional structural view. A part of the external surface of the main body panel 101 is provided with an accessory mounting portion 102 having a concave shape, and an accessory other than the device main body is attached to the bottom of the main body panel 101 with screws or the like as necessary. Screw holes 103 are provided so as to be possible.

[0005]

Further, the decorative lid 104 is formed by, for example, integral molding of synthetic resin, and has a structure in which the engaging claw 104a is elastically held by the hinge portion 104b. When the accessory other than the device body is not attached to the panel 101, the decorative lid 104 is bent inwardly (indicated by an arrow B in the figure) with the hinge portion 104b of the decorative lid 104 as shown in FIG. 7A. Although the engaging claw 104a is slid on the wall surface of the recessed portion of the panel from the opening of the accessory mounting portion 102, the makeup lid 104 is pushed in the direction of arrow A in the figure, and then, as shown in FIG. As shown in (4), it is fitted into the engaging hole 105 and attached to the panel 101 so that the external surface of the panel and the decorative lid are visually integrated.

FIG. 7 shows a state in which a makeup lid is attached to and detached from a panel of an electronic device having a conventional lid structure, and FIG. 7A shows a state in which the makeup lid is attached. ) Shows how to remove the makeup lid.

[0007]

[0004]

[0008]

[Problems to be solved by the device]

 Further, when attaching the accessory to the panel, it is necessary to remove the decorative lid once, and as shown in FIG. 7B, at the opening of the accessory attaching portion 102, the panel 101 and the decorative lid 104 are slightly removed. Insert the auxiliary tool 106 made of a sturdy metal or the like into the gap, and rotate it in the direction of the arrow C in the figure with the edge of the panel 101 as a fulcrum to bend one of the hinge portions 104b so that the engaging claw 104a is engaged. Since the end of the decorative lid 104 is removed from the fitting hole 105 and is dug up from the panel 101 and protrudes (arrow D in the figure), the decorative lid 104 can be grasped and removed by hand.

[0009]

However, in the small gap between the panel 101 and the decorative lid 104, the force of the auxiliary tool 106 is locally concentrated, so that the panel and the decorative lid are partially scratched or deformed, and the closed state. There is a problem in that the appearance of the panel is impaired, and the engaging claw and the hinge part are damaged depending on how the force is applied.

[0010]

The present invention has been made in view of the above problems, and provides a lid structure that can be easily removed and does not cause scratches or damage.

[0011]

[0007]

[0012]

[Means for Solving the Problems]

 According to a first aspect of the present invention, there is provided a recess formed with an opening formed in a part of the outer surface of the device body, a side wall formed along the opening, and a bottom, and the recess is detachably formed in the recess. A lid structure including a closed lid, and engaging portions with which the lid can be engaged are respectively provided at opposite portions of the side walls formed by the recesses, and the lid is provided with an opening. A lid having an outer shape corresponding to the opening surface of the section, an engaging claw provided corresponding to the engaging section and engageable with the engaging section, and an engaging claw provided upright on the rear surface of the lid section. A hinge portion that elastically retains and forms a predetermined curved surface is provided at a part of the portion that faces the bottom portion. In the closed state, which keeps the closed state and forms a part of the external appearance of the device body and engages with the recess, When the vicinity of the end is pushed into the recess, the curved surface of the hinge comes into contact with the bottom, and the hinged central axis of the curved surface is pivoted while sliding on the bottom, and the other end of the external surface is the device. It is characterized in that it protrudes from the outer surface of the main body and is removable from the recess.

[0013]

The invention according to claim 2 is the lid structure according to claim 1, wherein the engaging claw of the lid closing tool further includes an engaging portion and an inclined portion facing the side wall, and in the closed state, the lid is provided. When the vicinity of one end of the external surface of the part is pushed into the recess, the engaging claw is biased toward the engaging part along the inclined surface of the inclined part, and the hinge part is disengaged from the engaging claw. It is characterized by bending in the direction of doing.

[0014]

Further, in the invention according to claim 3, in the lid structure according to claim 2, the engaging claw of the lid closing tool further includes a locking portion that abuts the engaging portion, and engages in the closed state. It is characterized in that it is brought into contact with the portion and the lid is locked at a predetermined position.

[0015]

[0010]

[0016]

[Action]

 Since the present invention is configured as described above, when the lid is pushed in the vicinity of one end of the exterior surface in the closed state, the curved surface of the hinge portion slides on the bottom portion of the opening portion. It rotates around the curved central axis and the other end of the external surface projects from the outer surface of the device body, so the lid can be picked out by hand and easily removed from the device body.

[0017]

[0011]

[0018]

【Example】

 Next, an embodiment of the present invention will be described below with reference to FIGS. FIG. 1 is a sectional view showing a schematic structure of a main part of a device body of an electronic device having a lid structure according to an embodiment of the present invention. In FIG. 1, reference numeral 1 denotes a device body, which is formed of a synthetic resin, a metal plate, or the like, and 1a denotes an operation surface of the device body, which is a part of an external surface of the device body 1. Reference numeral 2 denotes a mounting plate, which is made of a material having a relatively high rigidity such as an iron plate, and which forms a bottom surface 2a having a predetermined depth from an opening 1b provided in a part of the apparatus body 1. 1, an accessory 3 separate from the device body is attached by a screw 4 in a recessed space formed by being surrounded by the opening 1b, the bottom surface 2a, and the inner side wall 1c of the device body 1. Screw holes 5 are formed so as to be possible. Further, the inner side wall 1c is provided with an engaging portion 13b and an engaging portion 13a (not shown) so that a lid member described later can be engaged with the engaging portion 13b.

[0019]

Further, although FIG. 1 shows a state in which the accessory 3 is attached to the device body 1, the device body 1 can be used by removing the accessory 3 if necessary. In that case, if the opening 1b is left open, the mounting sheet metal 2 and the screw holes 5 are visible from the operation surface 1a through the opening 1b, and the operation surface 1a becomes complicated in appearance and is visually observable. If you want to remove the accessory 3 before using it, close the opening 1b with a lid that is provided separately from the device body so that the internal structure of the device body cannot be seen through the opening. The external appearance on the operation surface 1a is eliminated.

[0020]

2A and 2B are external structural views showing a lid used in a lid structure according to an embodiment of the present invention. FIG. 2A is a plan view, FIG. 2B is a front view, and FIG. The bottom view and (d) show the left side view, respectively. The lid 6 has a lid 7 whose outer surface has an outer shape corresponding to the opening surface of the opening 1b, and a pair of hinges formed substantially parallel to each other near the left and right ends on the back surface at a predetermined interval and width. The portions 8a and 8b are erected, and the pair of engaging claws 9a and 9b, which are also arranged in the same direction as the hinge portions 8a and 8b, are elastically held, respectively.

[0021]

As shown in FIG. 2A, the distance W ₁ between the outer surfaces of the engaging claws 9a and 9b is larger than the width W ₂ of the lid portion 7 on the left and right sides, and the distance W ₁ is larger than the width W _2. The interlocking claws 9a and 9b are portions protruding from the lid portion 7 to the left and right, and inclined surfaces 12a and 12b are formed on a part of the side facing the lid portion 7, respectively, as shown in FIG. It is formed so as to gradually move away from the back surface of the lid portion 7 as it goes away from the left and right ends of the portion 7.

The engaging claws 9 a and 9 b are formed with engaging portions 11 a and 11 b adjacent to the inclined surfaces 12 a and 12 b, respectively, so as to have a surface substantially parallel to the back surface of the lid 7. There is.

[0023]

As shown in FIG. 2B, the back surface of the lid portion 7 is a part of the front surface of each of the hinge portions 8a and 8b, and the position where the engaging claws 9a and 9b are provided. The portion facing the opposite side is a radius R with a virtual central axis X substantially parallel to the rear surface side of the lid 7 and substantially parallel to the direction in which the engagement claws 9a and 9b are arranged. Convex curved surfaces 10a and 10b formed by are provided.

[0024]

The lid used in the lid structure according to the embodiment of the present invention has the above-described structure, and is formed of, for example, synthetic resin or metal, and the hinge portions 8a and 8b are bent. The distance W ₁ between the outer surfaces of the engaging claws 9a and 9b is mainly variable.

[0025]

Further, FIG. 3 is a schematic cross-sectional structural view of a main part showing a closed state of the device body 1 in FIG. 1. After removing the accessory 3 and the screw 4 from the device body 1, The state where the tool 6 is attached to the device body 1 is shown. In addition, in FIG. 3, (a) shows the structure as seen from the exterior side of the operation surface 1a of the device body 1, and (b) shows the internal structure as seen from the EE cross section of the device body 1 in (a). 9C shows the internal structure of the device body 1 in FIG.

[0026]

As can be seen from the figure, the engaging portions 13a, 13b are formed by, for example, notching a part of the inner side wall 1c of the device body 1, and the engaging portions 11a, 11b of the lid member 6 are The lid 7 has engaging surfaces provided corresponding to the surfaces substantially parallel to the back surface of the lid 7. Further, a stopper 1d is formed on the device body 1 and contacts a part of the back surface of the lid 6 in the closed state.

[0027]

When the lid 6 is engaged with the device body 1 to be in the closed state, the lid 6 is pushed from the opening 1b with, for example, a finger, and the hinge portions 8a and 8b for holding the engaging claws. While flexing inward, the outer surfaces of the engaging claws 9a and 9b are urged and slid on the inner side wall 1c, and then a part of the back surface of the lid 6 is locked to the stopper 1d, and The locking portions 11a and 11b are engaged with the corresponding engaging portions 13a and 13b.

[0028]

At this time, the lid 6 is arranged at a predetermined position with the engaging portions 11a and 11b contacting the engaging surfaces of the engaging portions 13a and 13b. Since the hinge portions 8a and 8b urge the inner side wall 1c by its elastic force in the closed state, the lid 6 is closed by the static frictional force between the hinge portions 8a and 8b and the inner side wall 1c. Maintain a position that engages with the device body 1.

[0029]

Next, the positional relationship between the device body and the lid when the lid is removed from the device body in the closed state will be described below with reference to FIGS. 3, 4, and 5. FIG. 4 is a schematic cross-sectional view of the main parts of the device main body and the lid closure device, sequentially showing the state in which the lid closure device 6 in FIG.

First, as shown in FIG. 4A, when a finger is pressed near one end of the surface of the lid portion 7 of the lid 6 in the closed state in FIG. 3B, the lid 6 is shown in FIG. 4A. In addition, the convex curved surfaces of the hinge portion 8a and the hinge portion 8b (not shown) come into contact with the bottom surface 2a of the mounting sheet metal 2 and slide on the bottom surface 2a with the virtual center axis X of the convex curved surface formed by the radius R as the spindle. While moving, it rotates as shown by arrows G and H in the figure. Therefore, the other end of the lid portion 7 projects from the operation surface 1a.

[0031]

In this case, the lid 6 that was in contact with the engaging portions 11a and 11b of the engaging portions 13a and 13b of the device body 1 in FIG. , The engaging portions 11a and 11b are separated from the engaging surfaces of the engaging portions 13a and 13b, and as shown in FIG. 4A, the edges of the engaging surfaces of the engaging portions 13a and 13b are respectively inclined surfaces 12a. , 12b.

[0032]

Therefore, in FIG. 4 (a), as the portion near the one end of the surface of the lid portion 7 is pushed, the hinge portions 8a and 8b are engaged by the engaging portions 13a and 13b, which abut on the inclined surfaces 12a and 12b, respectively. They are pushed and gradually bend toward each other.

Further, when the surface of the lid portion 7 is pushed, as shown in FIG. 4B, the tips of the inclined surfaces 12a and 12b are aligned with the widths of the outer surfaces of the engaging claws 9a and 9b. Since they become equal and move toward the inner side wall 1c along the tips of the inclined surfaces 12a and 12b in accordance with the above-described rotation operation, the lid 6 and the device body 1 are provided outside the engaging claws 9a and 9b, respectively. The side surface slides while biasing the inner side wall 1c by the elastic force of the hinge portions 8a and 8b, and the other end of the lid portion 7 further projects from the operation surface 1a. As a result, the lid 7 can be pinched with fingers, and the lid can be easily removed from the device body while sliding the engaging claws 9a and 9b on the inner side walls 1c and 1d of the device body. No scratches or damage will occur to the equipment or the equipment itself.

[0034]

FIG. 5 shows a change in the engagement state between the lid and the main body device when the lid is removed from the device body having the lid structure of the present invention. FIG. 5 is an enlarged view of a cross-sectional structure of a main part sequentially shown in the vicinity of the engaging portion of the main body, FIG. 5 (a) showing the state of FIG. 3 (b), FIG. 5 (b) showing the state of FIG. 4 (a), 5 (c) shows the state in FIG. 4 (b). As can be seen from the figure, the hinge portion is bent and the engaging claw is disengaged from the engaging portion as the lid is rotated.

[0035]

[0025]

[0036]

[Effect of device]

 Since the present invention is configured as described above, when the lid is pushed in the vicinity of one end of the exterior surface in the closed state, the curved surface of the hinge portion slides on the bottom portion of the opening portion. It rotates around the curved central axis and the other end of the external surface projects from the outer surface of the device body, so the lid can be picked out by hand and easily removed from the device body.

[Brief description of drawings]

FIG. 1 is a sectional view showing a schematic structure of a main part of a device body of an electronic device having a lid structure according to an embodiment of the present invention.

FIG. 2 is an external structural view showing a lid member used in the lid structure in the embodiment of the present invention.

FIG. 3 is a schematic sectional structural view of a main part showing a closed state of a device body of an electronic device having a lid structure according to an embodiment of the present invention.

FIG. 4 is a schematic cross-sectional view of a main part of the device main body and the lid, showing a state in which the lid of the electronic device having the lid structure according to the embodiment of the present invention is being removed from the device main body.

FIG. 5 is a view showing a change in the engagement state between the lid and the main body device when the lid is removed from the device main body having the lid structure of the present invention. It is an enlarged view of a cross-sectional structure of a main part, which is sequentially shown in the vicinity of the junction.

FIG. 6 is a schematic structural diagram of an electronic device using a conventional lid structure.

FIG. 7 is a cross-sectional view showing how a decorative lid is attached to and detached from a panel of an electronic device having a conventional lid structure.

[Explanation of symbols]

 1 ... Device body 1a ... Operating surface 1b ... Opening 1c ... Internal side wall 1d ... Stopper 2 ... Mounting plate 2a ... Bottom 3・ ・ ・ Accessories 4 ・ ・ ・ ・ ・ Screw 5 ・ ・ ・ ・ ・ Screw hole 6 ・ ・ ・ Lid 7 ・ ・ ・ Lid 8a ・ ・ ・ ・ Hinge 8b ・ ・ ・-Hinge part 9a ... Engaging claw 9b ... Engaging claw 10a ... Convex curved surface 10b ... Convex curved surface 11a ... Locking part 11b ... Locking part 12a ... Inclination Surface 12b ... Inclined surface 13a ... Engaging portion 13b ... Engaging portion

Claims (3)

[Scope of utility model registration request] 1. A recess formed with an opening formed in a part of the outer surface of a device body, a side wall formed along the opening, and a bottom, and detachably formed in the recess. A lid structure including a lid, wherein the side walls of the concave portion facing each other are provided with engaging portions with which the lid can be engaged, and the lid includes: A lid portion having an outer shape corresponding to the opening surface of the opening portion, an engagement claw provided corresponding to the engagement portion and capable of engaging with the engagement portion, and standing on the back surface of the lid portion. A hinge part that elastically holds the engaging claw and forms a predetermined curved surface is provided at a part of the portion facing the bottom part, and the lid member is configured such that the engaging claw engages with the engaging part. By combining, the opening of the recess is maintained in a closed state and at the same time forms a part of the external surface of the device body, In the closed state that engages with the recessed portion, the curved surface of the hinge portion abuts on the bottom portion by pushing one end vicinity of the outer surface of the lid portion into the recessed portion, and the curved surface is aerial. A lid structure characterized by being configured to rotate while sliding on the bottom part with a central shaft as a support shaft so that the other end of the exterior surface projects from the outer surface of the device body and is removable from the recess. . 2. The engagement claw of the lid closure further includes an inclined portion facing the engagement portion and the side wall, and in the closed state, one end of the outer surface of the lid portion near the recess is the recess. When being pushed into the inside, the engagement claw is urged by the engagement part along the inclined surface of the inclined part, thereby bending the hinge part in the direction in which the engagement claw is disengaged. The lid structure according to claim 1, wherein: 3. The engagement claw of the lid closure further includes a locking portion that abuts the engagement portion, and in the closed state,
The lid structure according to claim 2, wherein the lid structure is brought into contact with the engaging portion to lock the lid in a predetermined position.