JPH0845619A - Current feeder device with decoration cover - Google Patents

Abstract

PURPOSE:To provide a current feeder device fitted with a decoration cover with which it is practicable to make mounting only through replacement of decoration cover whether the front edge of a rack plate is shaped in a straight or curved line by the use of the same box, which has a certain degree of freedom in the mounting sequence of the cover and box on the rack plate, and which admits sturdy mounting of decoration cover on the box. CONSTITUTION:A box 2 is provided with vertically penetrating mounting holes 11 for being screwed fast to the undersurface of a rack plate l, wherein the operation part 16 of a current feeder apparatus is installed on the front plate 12 protrusively. and at each side end, a butting piece 17 protruding ahead of the front plate is formed, while a detention hole 18 is formed at each slide of the front plate. A decoration cover 3 has such a size as capable of covering the front plate of the box, has a locational part 26 contacting with the undersurface and the front face 25 of the rack plate and a butting surface 24 to be in contact with the butting piece on the rear surface, is provided protrusively with a pawl 27 in detention with the detention hole for preventing slipping off, is furnished with an opening 28 penetrating the operation part and exposed to the front surface in the protruding condition, and is equipped with a protection edge 29 protruding ahead of the operation part positioned over the opening.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a power supply device with a makeup cover, and more particularly to a power supply device to be attached to a shelf board of a desk of a learning desk, and a makeup cover provided with a power supply device such as a switch, an outlet, and a breaker. With power supply device.

[0002]

2. Description of the Related Art Conventionally, various types of control desks (box bodies) with built-in switches and outlets are provided on the lower surface of the front edge of a shelf of a desk of a learning desk. For example, Japanese Utility Model Laid-Open No. 3-910 according to the applicant's prior application
In JP-A No. 12 publication, a front stile projecting downward is formed at a front end portion of a shelf board of a desk shelf, the back surface of the front stile is continuous with the lower surface of the shelf board, and operation parts such as a switch and an outlet are provided at least on the front surface. A recess for accommodating the front portion of the protruding control box and capable of supporting the lower surface is formed, and an opening communicating with the recess is formed on the front surface of the front stile so that only the operation portion faces the front surface. A control box mounting structure is disclosed.

However, in consideration of design in recent years, in addition to a simple straight-lined front edge of the shelf, a shelf whose front edge is curved in an arc has been used. Even if the above-mentioned mounting structure is adopted, it is difficult to mount the control box. Normally, control boxes are mass-produced with the same standard and the same shape in order to reduce the manufacturing cost, but the shelf boards have various shapes according to the user's preference. In such a case, a control box intended to be attached to a linear shelf cannot be attached to a curved shelf.

Further, in the conventional mounting structure of the box body, first, a front stile made of synthetic resin or wood is fixed to the front end edge of the shelf board, and then the box body is fitted into a fixed position from the lower side of the shelf board to lower the box body. However, if the desk shelf is assembled to the study desk or if there is not enough space below the shelf, screwing becomes difficult. Therefore, it is necessary to attach the box body before assembling the desk shelf to the learning desk or before fixing the shelf plate to the desk shelf, which limits the assembling process. Further, when the switch or the like breaks down during use and repairs, the work of removing the box body has the above-mentioned problem. Further, since the operation part such as the switch is projected further forward than the front stile, there is a possibility that the object may be unexpectedly dropped and the operation part may be damaged.

[0005]

SUMMARY OF THE INVENTION In view of the above-mentioned situation, the present invention is to solve the problem that a boss body having the same standard and the same shape is used, and the front edge of the shelf board has a straight edge. Even if it is a curved concave edge, it can be installed in the same way only by changing the decorative cover, and in the mounting process of the box body, there is flexibility in the mounting order of the decorative cover and the box body to the shelf board, Another object of the present invention is to provide a power supply device with a decorative cover, which can firmly attach the decorative cover to the box body.

[0006]

In order to solve the above-mentioned problems, the present invention provides a switch on the lower surface of the front edge of a shelf plate such as a desk shelf,
A power supply device with a decorative cover, which is provided with a box body equipped with a power supply device such as an outlet and a breaker, and the front surface of which is covered with a decorative cover, the box body being screwed to the lower surface of the shelf board. Mounting holes of the front plate are formed by penetrating vertically through the mounting holes of the front plate, and at least the operating parts of the power supply device are mounted on the front plate so as to project from the front plate. Engaging holes are formed on both sides of the shelves, and the decorative cover has a size capable of covering the front plate of the box body, and has a back surface that is in contact with the contact piece and the shelf. A single piece or a plurality of pieces that have a positioning portion that abuts on the front end surface and the lower surface of the plate, project a claw piece that engages with the engagement hole in a retaining manner, and penetrates the operation portion to be exposed in a protruding state on the front surface side. Of the opening, and above the opening above the operating part. A decorative edge that protrudes to the box body and is attached to the shelf plate with the makeup cover attached to the box body, or with the box body attached to the makeup cover and the shelf plate with the makeup cover attached to the shelf plate. A power supply device with a cover was constructed.

In this case, the front edge of the shelf plate is a concave edge that recedes in an arc shape, and the decorative cover has a shape in plan view which is curved along the concave edge. When the retainer is engaged with the dowel hole, the middle part of both claw pieces on the back side of the decorative cover is in contact with the front plate of the box body, or the front edge of the shelf plate is a straight line. At the edge, it is also a preferable embodiment that the decorative cover has a linear plan view shape corresponding to the linear edge.

A positioning portion formed on the back surface side of the upper portion of the decorative cover covers a front end surface of the shelf board and has a ridge for fitting into an engaging groove formed along the center of the front end surface. It is also preferable that the positioning portion is provided so as to project.

[0009]

The power supply device with a decorative cover according to the present invention having the above-mentioned contents is provided with a pair of decorative covers having a plan view shape which is adapted to the shape of the front edge of a shelf plate such as a desk shelf. The claw pieces are retained in the engagement holes formed in the front plate of the box body, and the stopper pieces protruding from both ends of the box body are brought into contact with the stopper surface on the back side of the decorative cover to connect them. In that state, the positioning portion formed on the back surface side of the decorative cover is brought into contact with the front end surface and the lower surface of the shelf board, and the box body is brought into contact with the lower surface of the shelf board for positioning, and a screw is inserted into the mounting hole of the box body from below. Inserted and screwed and fixed to the shelf board, or with the positioning part of the decorative cover abutting on the front end surface and the lower surface of the shelf board and positioned and fixed, the box body from the back surface side of the decorative cover and the engagement hole. Engages with and makes the box body stop piece Contact coupled to the abutting-stop surface of the cover,
A screw is inserted from below into the mounting hole of the box body and screwed and fixed to the shelf board. In any case, the decorative cover covers the box body to improve its appearance, and the operation parts of the power supply equipment such as switches, outlets and breakers protruding from the front plate of the box body are used as the decorative cover. It is possible to use the exposed operation portion by penetrating through the penetrating opening and exposing the surface side in a protruding state. Here, by providing the decorative edge with a protective edge projecting forward of the operation section, even if an object is unexpectedly dropped from above, the operation section is prevented from hitting the operation section and is prevented from being damaged. When the plug is pulled out halfway while using it by inserting it into an outlet, a metal object such as a coin is dropped from above to come into contact with the electrode piece of the plug to prevent a short circuit.

Here, when the front edge of the shelf plate is a concave edge which is recessed in an arc shape and the decorative cover has a shape in plan view which is curved along the concave edge, the nail piece of the decorative cover is boxed. When the retainer is engaged with the engagement hole of the body, the middle part of both claw pieces on the back side of the decorative cover contacts the front plate of the box body, and the front edge of the shelf plate is a straight line. At the edge, when the decorative cover has a linear plan view shape corresponding to the linear edge, when the nail piece of the decorative cover is retained in the engaging hole of the box body and engaged, the back surface of the decorative cover Since a gap is formed between the side and the middle portion of both claw pieces, it is possible to make the engagement between the claw pieces and the engagement hole tight by utilizing the elasticity of the decorative cover.

A positioning portion formed on the rear surface side of the upper part of the decorative cover covers a front end face of the shelf board, and has a ridge to be fitted into an engagement groove formed along the center of the front end face. When it is projected on the positioning part, after fixing the decorative cover to the shelf plate, engage the box body with the decorative cover, screw it to the shelf plate, and engage the decorative cover with the box body. After that, both are brought into contact with a predetermined position of the shelf board in a positioned state, and the box body is screwed to the shelf board with the projecting ridge of the decorative cover being fitted into the engaging groove of the front end surface of the shelf board and temporarily fixed. It is possible.

[0012]

The present invention will be described in more detail with reference to the embodiments shown in the accompanying drawings. 1 to 7 show a first embodiment of the present invention, in which A is a learning desk, B is a desk shelf fixed on the top board of the learning desk A, 1 is a shelf board provided on the desk shelf B, 2 Indicates a box body, and 3 indicates a makeup cover.

In the desk shelf B, an upper shelf plate 5 is provided between both side plates 4 and 4, a lighting fixture 6 is provided on the lower surface of the front edge of the upper shelf plate 5, and a bookshelf 7 is provided at the center of the lower stage. A box body 2 in which the above-mentioned shelf board 1 is provided between both of the partition plates 8 and 8 forming the bookshelf 7 and the side plates 4 and 4, and a power feeding device is built in the lower surface of the front edge of the shelf board 1. In addition to mounting, the front surface of the box body 2 is covered with a decorative cover 3. In this embodiment, the front edge of the shelf board 1 is a concave edge 9 that is recessed in an arc shape.

As shown in FIGS. 4 and 5, the box body 2 has a box-like shape that is opened upward, and has mounting holes 11 and 11 for screwing the lower surface 10 of the shelf board 1 up and down. The switch 1 is provided so as to extend through at least the flat plate-like front plate 12.
3, the operating portion 16 of the power supply device composed of a single or a plurality of such as the outlet 14, the breaker 15 and the like is attached to project, and the stop piece 1 projecting forward from the front plate 12 at both ends.
7, 17 and engaging holes 18, 18 are formed on both sides of the front plate 12 at positions closer to the center than the corresponding stop piece 17. Further, in this embodiment, the outlet 20 is also attached to the rear plate 19. In this embodiment, the mounting structure of the power supply equipment such as the switch 13 and the like to the box body 2 is such that the fitting recesses 21, ... The structure in which the collar 23 formed on the power feeding device such as the switch 13 is fitted from above by using the fixing pieces 22, which are formed on both the rear sides of the device 21 at predetermined intervals, is described. It may be molded integrally with 2. The box body 2
Can be commonly used in the following embodiments.

The decorative cover 3 is made of synthetic resin and integrally molded, and has a plan view shape corresponding to the size of the front plate 12 of the box body 2 and the front edge shape of the shelf plate 1. Then, the contact surface 2 that abuts against the contact pieces 17, 17 on the back surface side
4, 24 and positioning portions 26 that come into contact with the front end surface 25 and the lower surface 10 of the shelf board 1, and the engaging hole 1
8 and 18 are provided with projecting claw pieces 27, 27 for retaining engagement, to form a single or a plurality of openings 28, ... Penetrating the operating portions 16, ... Opening 28, ...
Protective edge 2 that protrudes above the operating section 16, ...
9 is formed.

Then, as shown in FIGS. 4 and 5, the decorative cover 3 is provided with a pair of claw pieces 2 projecting from the back side thereof.
Engagement hole 1 in which 7, 27 are formed in the front plate 12 of the box body 2
8, 18 and 18 are engaged in retaining engagement, and the stopper pieces 17, 17 protruding from both side ends of the box body 2 are brought into contact with the stopper surfaces 24, 24 on the rear surface side of the decorative cover 3 to be connected and integrated. Then, as shown in FIGS. 6 and 7, the positioning portions 26, ... Formed on the back surface side of the decorative cover 3 are provided with the front end surface 25 of the shelf board 1.
And the lower surface 10 as well as the box body 2 is brought into contact with the lower surface 10 of the shelf plate and positioned, and screws 30 and 30 are inserted into the mounting holes 11 and 11 of the box body 2 from below and screwed and fixed to the shelf plate 1. Of. In this case, the decorative cover 3 covers the box body 2 to improve the appearance, and the operation portion of the power supply equipment such as the switch 13, the outlet 14, and the breaker 15 protruding from the front plate 12 of the box body 2. 1
, 6 are penetrated through the openings 28, ... Penetrated in the decorative cover 3 to be exposed on the front side in a protruding state, and the exposed operation portion 1 is exposed.
It is possible to use 6, ... Further, since the middle portion of the both claw pieces 27, 27 on the back surface side of the decorative cover 3 abuts on the central portion of the front plate 12 of the box body 2, the stopper pieces 17, 17 and the stopper surface 24, In addition to the contact with 24, the box body 2 and the decorative cover 3 can be firmly connected without rattling by making three-point contact. Further, the protective rim 29 projecting forward of the operating sections 16, ... Prevents the objects from hitting the operating sections 16, ... When the object is unexpectedly dropped from above, and the operating section 16 is damaged. If the plug is pulled out halfway when the plug is inserted into the outlet 14 and used, a metal object such as a coin is dropped from above to contact the electrode piece of the plug, and the circuit is short-circuited. It also prevents things.

8 to 12 show a second embodiment of the present invention, in which the front edge of the shelf board 1 is a linear straight edge 31, and the decorative cover 3a of this embodiment in plan view. Is the same as the above except that the back side is linear. In this embodiment, the claw pieces 27, 27 of the decorative cover 3a are engaged with the engaging holes 18, 18 of the box body 2 so as not to be pulled out, and the stopper pieces 17, 17 of the box body 2 are brought into contact with the decorative cover 3. Stop face 2
In the state in which the decorative covers 3 and 4 are in contact with and connected to the decorative covers 3 and 4,
Although the central portion of the box body 2 does not contact the front plate 12 of the box body 2, the front plate 12 of the box body 2 is attached to the central portion on the back surface side of the decorative cover 3a.
It is also possible to provide a projecting piece that abuts against the. When the central portion of the decorative cover 3a does not come into contact with the front plate 12 of the box body 2, the central portion of the decorative cover 3a has elasticity with respect to bending, so that the length of the nail pieces 27, 27 is slightly shortened. If set, the elasticity of the makeup cover 3a is used to make the nail piece 2
It is also possible to make the engagement state between the engagement holes 7, 27 and the engagement holes 18, 18 tight. Since other configurations are the same as the above, the same configurations are denoted by the same reference numerals and the description thereof will be omitted.

FIGS. 13 to 17 show a third embodiment of the present invention, which is common to the first embodiment in that the front edge of the shelf board 1 is a concave edge 9 which is recessed in an arc shape. However, the decorative cover 3b of this embodiment also serves as a front stile having a structure for covering the entire front end surface 25 of the shelf board 1. That is, as shown in FIGS. 16 and 17, the decorative cover 3b has a positioning portion 26 having a shape that covers the entire front end surface 25 of the shelf board 1 and can abut against the front edge of the lower surface 10. , The shelf 1
The engaging groove 32 is formed along the center of the front end surface 25, and the protrusion 33 that can be fitted into the engaging groove 32 is provided on the rear surface side of the positioning portion 26. Then, a protective edge 29 is projected on the portion extending downward from the positioning portion 26 of the decorative cover 3b so that the vertical width of the shelf board 1 is wide and a solid feeling can be visually recognized. The openings 28, ... Are formed in the wide portion.

Therefore, the positioning portion 26 of the decorative cover 3b is brought into contact with the front end surface 25 and the lower surface 10 of the shelf board 1, and the ridge 33 is fitted into the engaging groove 32 and temporarily fixed to the lower surface 10. The abutting positioning portion 26 is screwed and fixed to the shelf board 1, and in that state, the box body 2 is engaged and connected to a predetermined position of the decorative cover 3b in the same manner as described above, and then the box body 2 is attached to the lower surface 10 of the shelf board 1. The screws 30 are fixed to the mounting base 34 provided so as to project. Alternatively, in the state where the decorative cover 3b is engaged and connected to the box body 2 in the same manner as described above,
The integrated one is used as the front end surface 25 and the lower surface 1 of the shelf board 1.
The positioning portion 26 of the decorative cover 3b is brought into contact with 0, the ridge 33 is fitted into the engaging groove 32 and temporarily fixed, and the box body 2 is fixed to the mounting base 34 with the screw 30. Since other configurations are the same as the above, the same configurations are denoted by the same reference numerals and the description thereof will be omitted.

In any of the above-described embodiments, the box body 2 is first fixed to the lower surface 10 of the shelf board 1, and then the decorative covers 3, 3a and 3b are attached to the box body 2.
In the case of the decorative cover 3b, the positioning portion 26 of the decorative cover 3 can also be attached to the shelf plate 1 by using the engaging groove 32 and the ridge 33.

As described above, according to the present invention, the box body 2 having the same standard and the same shape is shared, and if the decorative cover 3 corresponding to the shape of the front edge of the shelf board 1 is prepared, the shelf board 1 looks good. The box body 2 can be securely attached, and
The box body 2 is covered with a decorative cover 3 to improve the appearance. Further, it is possible to attach the box body 2 and the decorative cover 3 to the shelf board 1 to which the box body 2 is not normally attached by retrofitting.

[0022]

According to the power supply device with a decorative cover of the present invention as described above, the following remarkable operational effects are exhibited.

According to the first aspect of the present invention, if a decorative cover having a shape in plan view which is suitable for the shape of the front edge of a shelf such as a desk shelf is prepared, a shelf having the same standard and the same shape is commonly used. The box body and the decorative cover can be easily attached to both sides of the box body by retaining the pair of claw pieces of the decorative cover in the engaging holes of the front plate of the box body. Since the protruding stopper piece abuts on the stopper surface on the back side of the decorative cover, it can be firmly connected without rattling, and the decorative cover partially or front part of the front end surface of the box body and shelf board. It is possible to improve the external appearance by covering the shell. In addition, the operation part of the power supply equipment such as the switch, the outlet, and the breaker protruding from the front plate of the box body,
Since it is exposed in a protruding state on the front surface side by penetrating through the opening penetrating the decorative cover, it goes without saying that the exposed operation portion can be used. Further, by providing the decorative cover with the protective edge projecting forward from the operation portion, even if an object is unexpectedly dropped from above, it does not hit the operation portion, and thus the operation portion can be prevented from being damaged.
Also, when using with the plug inserted in the outlet,
Even if the plug is pulled out halfway, there is little risk that a metal object such as a coin will abruptly contact the electrode piece of the plug.

According to the second aspect of the present invention, when the claw pieces of the decorative cover are retained in the engaging holes of the box body and are engaged with each other, the rear side of the decorative cover and the middle portion of both claw pieces are in front of the box body. A strong engagement connection without rattling can be realized by abutting on the plate.

According to the third aspect of the present invention, when the nail pieces of the decorative cover are retained in the engaging holes of the box body and engaged with each other, a gap is formed between the back surface side of the decorative cover and the middle portion of the both nail pieces. By using the elasticity of the decorative cover, it is possible to tightly engage the claw pieces with the engagement holes.

According to the fourth aspect, after fixing the decorative cover to the shelf plate, the box body is engaged with the decorative cover and screwed to the shelf plate, and after the box body is engaged with the decorative cover, It is possible to abut the both in a predetermined position on the shelf board in a positioned state, and screw the box body to the shelf board in a state where the ridge of the decorative cover is fitted into the engaging groove on the front end surface of the shelf board and temporarily fixed. Yes, the flexibility of the mounting procedure is expanded.

[Brief description of drawings]

FIG. 1 is an overall perspective view of a desk shelf showing a first embodiment of the present invention.

FIG. 2 is also a front view of the desk shelf.

FIG. 3 is also a partial cross-sectional plan view of the desk shelf.

FIG. 4 is an exploded perspective view showing a main part of the same.

FIG. 5 is a cross-sectional plan view showing a state where the decorative cover is engaged with the box body.

FIG. 6 is a partial front view of a state where the box body and the decorative cover are attached to the shelf board.

FIG. 7 is a partial vertical cross-sectional side view showing a state where the box body and the decorative cover are attached to the shelf plate.

FIG. 8 is a front view of a desk shelf showing a second embodiment of the present invention.

FIG. 9 is a partial cross-sectional plan view of the desk shelf.

FIG. 10 is a cross-sectional plan view showing a state where the decorative cover is engaged with the box body.

FIG. 11 is a partial front view showing a state where the box body and the decorative cover are attached to the shelf board.

FIG. 12 is a partial vertical cross-sectional side view showing a state where the box body and the decorative cover are attached to the shelf board.

FIG. 13 is a front view of a desk shelf showing a third embodiment of the present invention.

FIG. 14 is a partial cross-sectional plan view of the desk shelf.

FIG. 15 is a cross-sectional plan view showing a state where the decorative cover is engaged with the box body.

FIG. 16 is a partial front view showing a state where the box body and the decorative cover are attached to the shelf board.

FIG. 17 is a partial vertical cross-sectional side view showing a state in which a box body and a decorative cover are attached to the shelf board.

[Explanation of symbols]

 A learning desk B desk shelf 1 shelf board 2 box body 3,3a, 3b makeup cover 4 side board 5 upper shelf board 6 lighting equipment 7 bookshelf 8 partition board 9 concave edge 10 lower surface 11 mounting hole 12 front plate 13 switch 14 outlet 15 breaker 16 Operating part 17 Stop piece 18 Engagement hole 19 Rear plate 20 Outlet 21 Fitting recess 22 Fixing piece 23 Collar part 24 Stop surface 25 Front end face 26 Positioning part 27 Claw piece 28 Opening 29 Protective edge 30 Screw 31 Straight edge 32 Engagement Groove 33 Protrusion 34 Mounting base

Claims (4)

[Claims] 1. A power supply device with a makeup cover, comprising a box body equipped with a power supply device such as a switch, an outlet, and a breaker attached to a lower surface of a front edge portion of a shelf such as a desk shelf, and a front surface of which is covered with a cosmetic cover. The box body is
A mounting hole for screwing is vertically provided on the lower surface of the shelf plate, and at least the operation portion of the power supply device is attached to the front plate so as to project, and both side ends project forward from the front plate. The front cover of the box body is large enough to cover the front plate of the box body, and the rear cover is provided with the stop member. Has a stop surface that abuts on one side and a positioning portion that abuts on the front end surface and the lower surface of the shelf board, and projects a claw piece that engages with the engaging hole to prevent the surface from penetrating the operation portion. One or a plurality of openings that are exposed in a protruding state are formed on the side, and a protective edge that protrudes forward of the operating portion is formed above the openings, and the shelf board is attached with the decorative cover on the box body. The box body with the makeup cover attached to the shelf or the makeup cover attached to the shelf board. Decorative cover with the power supply apparatus characterized by comprising attached to the shelf plate and. 2. The front edge of the shelf plate is a concave edge that recedes in an arc shape, and the decorative cover has a shape in plan view curved along the concave edge, and the nail piece of the decorative cover is engaged with the box body. 2. The back side of the decorative cover and the intermediate portions of the two claw pieces are in contact with the front plate of the box body when the retainer is engaged with the hole.
The power supply device with the described makeup cover. 3. The power feeding device with a decorative cover according to claim 1, wherein a front edge of the shelf plate is a linear straight edge, and the decorative cover has a linear plan view shape corresponding to the linear edge. 4. A positioning portion formed on the back surface side of the upper part of the decorative cover has a ridge that covers the front end surface of the shelf and fits into an engagement groove formed along the center of the front end surface. The power supply device with a decorative cover according to claim 1, 2 or 3, wherein the power supply device is provided so as to project from the positioning portion.