JP4697109B2 - Outlet box for top plate - Google Patents

Description

The present invention relates to an outlet box attached to a top plate of a desk or a table.

  As an outlet box attached to a conventional top plate, an opening is formed in front and back of a substantially arcuate top surface in a side view, and a rectangular main body in which a wiring insertion port is formed in a bottom plate is opposed to the front and rear of the opening. An engagement part consisting of continuous grooves is formed, and the edge of the rectangular plate-shaped cover member with the power outlet attachment port and the information outlet attachment port is engaged with the engagement part to be detachable from the main body. And mounting portions for attaching the main body to a frame member attached to a recess in the central portion of the top plate or a notch at one end edge via a frame member mounting tool (front and rear, right and left) (see Patent Document 1) ), Generally formed in a hollow body having a substantially triangular side cross-section, and a substantially rectangular shape when viewed from the front, and a front plate having a size capable of arranging a power outlet or a signal outlet is detachably provided on the main body, cave A back cover with a notch for insertion is provided detachably near the bottom of the back of the main unit, and a round bar-like support rod suspended from the bottom plate is inserted into the vertical hole of the clamp standing on the edge of the top plate. (See Patent Document 2).

Japanese Unexamined Patent Publication No. 2004-229945 (FIGS. 1-4 and 7) Japanese Patent No. 3307580 (FIG. 4)

  In the structure of patent document 1, it cannot attach to the top plate without a wiring penetration hole or a notch on the structure of the above outlet boxes. Further, a frame material, a frame material fixture, front / rear / left / right mounting portions, an operation portion of the mounting portion, a spacer member, and the like are required, and the number of parts increases, so the cost increases. Further, a wiring insertion opening is formed in the bottom plate of the main body, an opening is formed in the front and rear of the upper surface of the main body, and a cover member in which the outlet mounting port is formed in the engagement groove in the front and rear of the opening is slid. Since it is a structure to engage, it is hard to perform the installation work and exchange work of an outlet.

  In the configuration of Patent Document 2, it can be attached to a top plate without a notch, but a clamp with a vertical hole and a support rod to be inserted into the vertical hole are necessary, and the number of parts increases, so the cost increases. To do. In addition, since the cable is exposed downward from the notch for inserting the cable in the back cover, the aesthetic appearance is impaired particularly when there are many wirings when viewed from the back side of the top plate. Furthermore, since the outlet box is disposed at a relatively high position away from the top plate surface on the upper side of the clamp, a clean image may be impaired in the appearance of the entire furniture including the outlet box.

  Therefore, in view of the above-mentioned situation, the present invention intends to solve the problem that the outlet is not easily noticeable and the aesthetic appearance is impaired while the outlet is easily attached and replaced while suppressing the increase in cost with a simple configuration. The main point is to provide an outlet box for the top board that is never damaged.

A top panel outlet box according to the present invention is an outlet box attached to a top panel of a desk or a table for solving the above-described problem, and has at least one of a power outlet, an information outlet, and a video outlet. A main body comprising a front plate provided and a bottom plate extending rearward from the lower end of the front plate; left and right side covers coupled to the left and right ends of the main body; and the side cover or the main body detachably attached, It comprises a back cover that covers the back of the main body, and clamping means that clamps the top plate and the bottom plate.

Also, the top box outlet box according to the present invention is an outlet box attached to a top board of a desk or a table for solving the above-mentioned problem, and is attached to at least one of a power outlet, an information outlet and a video outlet. The main body consists of a front plate with a mouth and a bottom plate extending rearward from the lower end of the front plate, left and right side covers connected to the left and right ends of the main body, and a support provided on the side cover. And a back cover that covers the back of the main body and opens and closes, and clamping means that clamps the top plate and the bottom plate.

According to the top box outlet box according to the present invention, the outlet box is attached to the top board of a desk or table , and includes a front panel provided with at least one of a power outlet, an information outlet, and a video outlet. A main body composed of a bottom plate extending rearward from the lower end of the front plate, left and right side covers connected to the left and right ends of the main body, and a back surface of the main body detachably attached to the side cover or the main body. Since the back cover and the holding means for holding the top plate and the bottom plate are included, an increase in cost can be suppressed by a simple configuration including the main body, the left and right side covers, the back cover, and the holding means. In addition, since the back cover is detachable, attachment of an outlet to the attachment port and wiring work of the cable can be easily performed. In addition, since the back of the main unit is covered with the back cover, the wiring on the back does not stand out and the aesthetic appearance is not impaired. The appearance seen from the above will be neat.

  Further, it is preferable that the front plate has an inclined surface that becomes higher toward the rear, and the attachment port is formed on the inclined surface.

  Furthermore, it is preferable that the rear end of the side cover is positioned on the rear side of the rear end edge of the top plate.

  Furthermore, the clamping means includes an upper support member having a rear surface open, a through hole formed in the upper horizontal plate, and a contact portion that contacts the upper surface of the bottom plate of the main body, and a rear surface of the upper support member An upper horizontal plate that is inserted into the opening and has a screw hole, a vertical plate that hangs from the rear end of the upper horizontal plate, and a lower plate that extends forward from the lower end of the vertical plate and contacts the lower surface of the top plate An engagement comprising a lower support member made of a side horizontal plate and a knurled screw screwed into the screw hole from above the through hole, and the lower plate of the upper support member engaging the bottom plate of the main body. It is preferable to form holes.

  According to the top plate outlet box of the present invention, in a furniture having a top plate such as a desk or table, the outlet box is attached to the top plate, and is at least one of a power outlet, an information outlet, and a video outlet. A main body comprising a front plate having two mounting openings and a bottom plate extending rearward from the lower end of the front plate, left and right side covers connected to the left and right ends of the main body, and detachably attached to the side cover or the main body The back cover that covers the back of the main body and the holding means for holding the top plate and the bottom plate are included, so that a simple structure consisting of the main body, the left and right side covers, the back cover, and the holding means increases the cost. Can be suppressed. In addition, since the back cover is detachable, attachment of an outlet to the attachment port and wiring work of the cable can be easily performed. In addition, since the back of the main unit is covered with the back cover, the wiring on the back does not stand out and the aesthetic appearance is not impaired. The appearance seen from the above will be neat.

Further, according to the top box outlet box according to the present invention, the outlet box is attached to the top board of the desk or the table , and includes a front outlet provided with at least one of a power outlet, an information outlet and a video outlet. A main body composed of a face plate and a bottom plate extending rearward from the lower end of the front plate, left and right side covers connected to the left and right ends of the main body, and a support portion provided on the side cover so as to be pivotably supported. Since the rear cover that covers the back of the main body and the clamping means for clamping the top plate and the bottom plate, a simple structure consisting of the main body, the left and right side covers, the back cover, and the clamping means suppresses an increase in cost. can do. In addition, since the back cover is of an openable type, it is possible to easily attach an outlet or the like to the mounting opening and perform a cable wiring operation. In addition, since the back of the main unit is covered with the back cover, the wiring on the back does not stand out and the aesthetic appearance is not impaired. The appearance seen from the above will be neat.

  Further, the back cover is supported by a support portion provided at the rear lower portion of the side cover so as to be rotatable in the front-rear direction, and the engagement between the support portion and the supported portion of the back cover is performed. When the rear cover is released at a predetermined position, the workability of wiring and the like is further improved by rotating the rear cover and removing it at the predetermined position in addition to the above effect.

  Furthermore, when the front plate has an inclined surface that increases as it goes rearward, and the attachment port is formed on the inclined surface, in addition to the above effects, the power supply to the outlet provided in the outlet box Plugs and connectors can be easily attached and detached. In addition, since the bending angle of the cable connected to the outlet and dropped from the edge of the top plate becomes small, it is easy to hang along the edge of the top plate, and it is easy to drop into the narrow gap on the back side of the top plate, The wiring process becomes easier and the appearance of the wiring is improved.

  Further, when the rear end of the side cover is positioned on the rear side of the rear end edge of the top plate, in addition to the above effect, the cable can be easily suspended along the end edge of the top plate from within the outlet box. . In addition, the wiring is not visible at all above the top surface in the side view, and the lower end of the back cover can be positioned on the lower side, so that the wiring is more conspicuous in the side view and the back view. It can be eliminated, and a cleaner appearance can be given.

  Further, the clamping means includes an upper support member having a rear surface opened, a through hole formed in the upper horizontal plate, and a contact portion contacting the upper surface of the bottom plate of the main body, and a rear surface opening of the upper support member An upper horizontal plate inserted into the upper horizontal plate, a vertical plate hanging from the rear end of the upper horizontal plate, and a lower side extending forward from the lower end of the vertical plate and contacting the lower surface of the top plate An engagement hole that includes a lower support member made of a horizontal plate and a knurled screw that is screwed into the screw hole from above the through hole, and engages a lower end portion of the upper support member of the clamping means with a bottom plate of the main body. In addition to the effects described above, the lower end of the upper support member is engaged with the engagement hole of the bottom plate of the main body, and the main body and the clamping means are easily positioned without using a tool. Easily attach and detach the outlet box by manually rotating the screw Rukoto can.

  Next, embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, the present invention is not limited to the embodiments shown in the accompanying drawings, and all the embodiments that satisfy the requirements described in the claims are described. Is included. In this specification, with the outlet box attached to one end of the top plate, the direction from the one end to the other end on the opposite side of the top plate is the front, and the opposite side is the rear and the front. The left side is the left side, and the right side is the right side.

  1-6 is explanatory drawing which shows the structure of the outlet box for top plates which concerns on embodiment of this invention, FIG. 1 is a perspective view, FIG. 2 is a disassembled perspective view, FIG. 3 is a vertical side view, FIG. 4 is an exploded perspective view of the clamping means, FIG. 5 is a longitudinal side view showing a method of attaching and detaching the back cover, and FIG. 6 is a perspective view showing an example of a top-panel outlet box in which the order of arranging the outlets is changed.

As shown in FIG. 1, power distribution box 1 is placed on the upper surface 100a of the top plate 100 of the desk or table, which is used in a state of being fixed to one end portion (rear end), the main body 2 An increase in cost can be suppressed by a simple configuration including the left and right side covers 3 and 4 connected to the left and right ends, the back cover 5 covering the back of the main body 2, and the clamping means 6 described later. The main body 2 includes a power outlet S1, an information outlet S2, a video outlet S3, and outlet bases 10A, 10B, and 10C that hold or cover the surroundings. For example, an Ethernet (registered trademark) LAN RJ-45 connector or the like is selected as the information outlet S2, and a mini D-Sub 15-pin connector or the like is appropriately selected as the video outlet S3 according to required specifications.

  As shown in FIGS. 2 to 4, the main body 2 is substantially a side view made up of an inclined plate 7 </ b> A that tilts backward (becomes higher as it goes backward) and an inclined plate 7 </ b> B that leans forward (becomes lower as it goes backward). A front plate 7 having a square shape, a bottom plate 8 extending rearward from the lower end of the front plate 7, and a substantially vertical connecting plate 9 connecting the upper end of the inclined plate 7A and the bottom plate 8, for example, an aluminum alloy or a synthetic resin. Manufactured by extrusion. In addition, if the plate | board thickness of the front plate 7 and the baseplate 8 manufactured by extrusion molding is thickened, since required intensity | strength and rigidity can be ensured, the connection plate 9 can be eliminated. Further, even when the main body 2 is manufactured by bending a steel plate by sheet metal pressing, if the thickness is sufficient to ensure the required strength and rigidity, the connecting plate 9 can be eliminated. Alternatively, even when bending is performed by sheet metal pressing, the connecting plate 9 may be formed by bending and the lower end thereof may be welded to the bottom plate 8. The connecting plate 9 may be connected to the front plate 7 and the bottom plate 8. As another component, the connecting plate 9 may be fixed to the front plate 7 and the bottom plate 8 by welding or the like.

  As shown in FIG. 2, the inclined plate 7A is formed with a power outlet mounting port 11A, an information outlet mounting port 11B, and a video outlet mounting port 11C to which the outlet bases 10A, 10B, 10C are mounted. Accordingly, the front plate 7 is provided with an inclined surface (inclined plate 7A) that increases as it goes rearward, and the attachment ports 11A, 11B, 11C are formed on the inclined surface. The power plug and the connector can be easily attached to and detached from S1, S2, and S3.

  A power outlet S1 is attached to the power outlet attaching port 11A using the left and right screw holes 7b, 7b, and an outlet base 10A is attached to the periphery of the outlet using the engaging recesses 7c,. Further, the video outlet S3 is attached to the video outlet mounting port 11C using the left and right screw holes 7d, 7d, and the outlet base 10C is attached to the periphery thereof using the engaging holes 7e,. Further, the outlet base 10B holding the information outlet S2 is engaged with the information outlet mounting port 11B. Here, the power outlet S1 and the video outlet S3 are also held by the outlet bases 10A and 10C in the same manner as the information outlet S2 and the outlet base 10B, and these outlet bases 10A and 10C are connected to the power outlet mounting port 11A and the video outlet mounting port. You may comprise so that it may be attached to 11C. Further, as shown in FIG. 4, the connecting plate 9 is individually formed with openings 12A, 12B, 12C for inserting cables, but all or a part of these openings may be connected. For example, the openings 12B and 12C may be integrated into one opening.

  As shown in FIGS. 2 and 3, the left and right side covers 3 and 4 are mirror-symmetrical, and are formed with projecting pieces 14 and 15 and locking pieces 16, 17 and 18 projecting inward in the left and right direction. For example, it is manufactured by injection molding of a synthetic resin such as polyacetal, polypropylene, polyethylene terephthalate, nylon or ABS. The protruding pieces 14 and 15 of the side covers 3 and 4 are inserted into the space formed by the front plate 7 and the connecting plate 9 of the main body 2, and the locking pieces 16 are inserted into the locking holes 7 a of the front plate 7. The side covers 3 and 4 are easily and reliably connected and fixed to the left and right ends of the main body 2 by engaging 17 with the engaging holes 8 a of the bottom plate 8 and engaging pieces 18 with the engaging holes 9 a of the connecting plate 9. The

  As shown in FIGS. 2, 3, and 5, the back cover 5 is supported by support portions 3 </ b> A and 4 </ b> A provided at the lower rear portions of the side covers 3 and 4, with the supported portions 5 </ b> A and 5 </ b> A at the bottom left and right The support portions 3A and 4A can be rotated in the front-rear direction. The support portion of the back cover 5 is not necessarily formed on the side covers 3 and 4, and the support portion may be provided on the main body 2 depending on the shape of the main body 2.

When the back cover 5 is opened (the solid line in FIG. 5), the guided piece 20B of the back cover 5 is guided to the guide pieces 20A and 20A of the side covers 3 and 4, and the back cover 5 is closed. In this state (FIG. 3), the engagement convex portion 19B of the back cover 5 is engaged with the engagement concave portions 19A, 19A of the side covers 3, 4. Therefore, the back cover 5 is stably held by the side covers 3 and 4 even when the desk or table is moved. For example, when the rear cover 5 is opened by placing a finger on the concave strip 5C, the engagement recesses 19A and 19A of the side covers 3 and 4 and the engagement projection 19B of the back cover 5 are disengaged. As described above, the guided piece 20B of the back cover 5 is guided to the guide pieces 20A, 20A of the side covers 3, 4. Therefore, the operational feeling at the time of opening / closing the back cover is improved.

  Since the back cover 5 is thus openable, the attachment of the outlets S1, S2, and S3 and the outlet bases 10A, 10B, and 10C to the outlet attachment ports 11A, 11B, and 11C and the cable wiring operation can be easily performed. it can. In addition, as shown in FIG. 3, since the back surface of the main body 2 is covered by the back cover 5, the wiring on the back surface is not conspicuous, and the aesthetic appearance is not impaired. Even when doing so, the appearance seen from the back side becomes clear.

  As shown in FIG. 5, the support portions 3A and 4A provided on the side covers 3 and 4 are substantially D-shaped in a side view with the front surface as a vertical surface 30A, and are externally fitted to the support portions 3A and 4A. A notch 30B (see FIG. 2) is formed on the rear side of the supported portions 5A and 5A. Therefore, the engagement between the support portions 3A, 4A and the supported portion 5A can be released at a predetermined position where the back cover 5 is opened, for example, a position where the back cover 5 is raised substantially upward as shown in FIG. The cover 5 can be easily removed from the solid line in FIG. 5 as indicated by a two-dot chain line (see arrow B).

  According to such a configuration, wiring or the like can be easily performed in a state where the back cover 5 is removed at a predetermined position where the back cover 5 is opened, and a panel, a wall, a book shelf or the like is provided behind the top plate 100. Because there is furniture, there is only a small space on the back side of the outlet box 1, and even if the workability of wiring and the like is not good just by rotating and opening the back cover 5, the work of wiring and the like is efficiently performed. It can be carried out. In addition, it is good also as a structure which can be attached / removed to an up-down direction by uneven | corrugated fitting etc., without making the back cover 5 rotatable. The back cover 5 as described above is manufactured by, for example, injection molding or extrusion molding of synthetic resin such as polyacetal, polypropylene, polyethylene terephthalate, nylon or ABS, or extrusion molding of aluminum alloy.

  Further, as described above, the front plate 7 is provided with an inclined surface (inclined plate 7A) that increases as it goes rearward, and the attachment ports 11A, 11B, and 11C are formed on the inclined surface. As shown in FIG. 2, since the bending angle of the cable C connected to the outlets S1, S2, S3 and dropped from the end edge 100c of the top plate 100 becomes small, it is easy to hang down along the end edge 100c of the top plate 100. It becomes easy to drop into the narrow gap on the rear side, and the wiring process is easy and the appearance of the wiring is also improved.

  Further, as shown in FIGS. 3 and 5, the rear ends 3B and 4B of the side covers 3 and 4 are located on the rear side of the rear end edge 100c of the top plate 100. It becomes easy to suspend the cable C along the edge 100c of 100. In addition, no wiring can be seen in the portion above the top surface 100a of the top plate 100 in a side view, and the lower end 5B of the back cover 5 can be positioned on the lower side. In this case, the wiring can be made inconspicuous, and a cleaner appearance can be given.

  Next, the structure of the clamping means 6 will be described. As shown in FIGS. 2 to 5, the clamping means 6 includes an upper support member 21, a lower support member 22, and a knurled screw 23. The upper support member 21 has an upper horizontal plate 24 having a rear surface and a lower surface opened (see rear surface opening A shown in FIG. 4), and a through hole 24a and a protruding portion 24b projecting upward outside the through hole 24a. It consists of a contact portion 25 that extends outward in the horizontal direction from the middle of a wall section having a substantially U-shaped horizontal section that hangs down from the front and left and right of the upper horizontal plate 24, and contacts the upper surface of the bottom plate 8 of the main body 2, for example, polyacetal, Manufactured by injection molding of synthetic resin such as polypropylene, polyethylene terephthalate, nylon or ABS. In addition, the lower support member 22 is inserted into the rear opening A of the upper support member 21, and includes an upper horizontal plate 27 in which a screw hole 27a is formed, a vertical plate 28 depending from the rear end of the upper horizontal plate 27, and a vertical plate. The lower horizontal plate 29 extends forward from the lower end of the plate 28 and contacts the lower surface 100b of the top plate 100, and is formed, for example, by sheet metal pressing of a steel plate.

  The bottom plate 8 of the main body 2 is formed with an engagement hole 13 that is engaged with the lower end portion 26 of the upper support member 21 of the clamping means 6 and is positioned in the horizontal plane with the upper support member 21. The bottom plate 8 of the lower support member 21 is engaged with the lower end portion 26 of the upper support member 21 to position the main body 2 and the upper support member 21. The bottom plate 8 is disposed at the end of the top plate 100 and the front surface of the vertical plate 28 of the lower support member 22. 3 and 5, the knurled screw 23 is screwed into the screw hole 27a from the upper side of the through hole 24a, and the knurled screw 23 is further rotated. Then, the lower surface of the head of the knurled screw 23 comes into contact with the upper surface of the protrusion 24 b, and when the knurled screw 23 is further rotated in this state, the upper surface 29 a of the lower horizontal plate 29 of the lower support member 22 becomes the lower surface of the top plate 100. 100b and contact the upper support member 21 The lower surface 25a of the part 25 is pressed against the upper surface of the bottom plate 8 of the main body 2, the body 2 is pressed against the upper surface 100a of the top plate 100.

  Therefore, the outlet box 1 can be easily and reliably attached to the end of the top plate 100 by manually rotating the knurled screw 23 without using a tool. Similarly, the outlet box 1 can be easily removed. In addition, although the upper part of the knurled screw 23, the upper support member 21, and the lower support member 22 is hidden by the back cover and cannot be seen from the back side, the mounting position of the outlet box 1 with respect to the top plate 100 is changed. Since the knurled screw can be operated by opening the back cover 5, it can be easily performed with the back cover rotated to the rear side.

  In the above description, the configuration in which the power outlet S1, the video outlet S3, and the information outlet S2 are arranged in order from the left to the right as shown in FIG. 1 has been described. However, the video from the left to the right as shown in FIG. The order in which the outlets are arranged in parallel, such as a configuration in which the outlet S3, the power outlet S1, and the information outlet S2 are arranged in parallel, can be appropriately selected and implemented. The outlet box 1 may be provided with at least one of a power outlet S1, an information outlet S2, and a video outlet S3, and the number and type of outlets can be selected as appropriate.

  In addition, it is easy to change the length and the number of outlet attachment ports by changing the length of the main body 2 manufactured by extrusion molding of aluminum alloy, for example, and for example, injection molding of synthetic resin. It is also easy to match the length in the left-right direction of the back cover 5 manufactured by the above to the length of the main body 2. In this case, the left and right side covers 3 and 4 and the clamping means 6 can be the same. Depending on the length of the main body 2 in the left-right direction, a plurality of clamping means 6 may be used.

  Furthermore, when the top-panel outlet box according to the present invention is provided on a top plate provided with a hole or notch for wiring insertion, it should be used by attaching using the hole or notch for wiring insertion. Is also easy.

It is a perspective view of the outlet box for top plates which concerns on embodiment of this invention. It is an exploded perspective view similarly. It is a longitudinal side view similarly. It is a disassembled perspective view of a clamping means. It is a vertical side view which shows the attachment / detachment method of a back cover. It is a perspective view which shows the example of the outlet box for top plates which changed the parallel arrangement order of the outlet. It is a perspective view.

Explanation of symbols

100 Top plate 100a Upper surface 100b Lower surface 100c Edge A Rear opening C Cable S1 Power outlet S2 Information outlet S3 Video outlet 1 Outlet box 2 Main body 3, 4 Side cover 3A, 4A Support portion 3B, 4B Rear end 5 Back cover 5A Supported Part 5B Lower end 5C Recess 6 Clamping means 7 Front plate 7A Inclined surface 7B Inclined surface 7a Locking hole 7b Screw hole 7c Engaging recess 7d Screw hole 7e Engaging hole 8 Bottom plate 8a Locking hole 9 Connecting plate 9a Locking hole 10A , 10B, 10C Outlet base 11A Power outlet mounting port 11B Information outlet mounting port 11C Video outlet mounting port 12A, 12B, 12C Opening 13 Engaging hole 14, 15 Protruding piece 16, 17, 18 Locking piece 19A Engaging recess 19B Joint convex part 20A Guide piece 20B Guided piece 21 Upper support member 22 Lower support member 23 Low Let screw 24 Upper horizontal plate 24a Through hole 24b Projection portion 25 Contact portion 25a Lower surface (contact surface)
26 Lower end portion 27 Upper horizontal plate 27a Screw hole 28 Vertical plate 29 Lower horizontal plate 29a Upper surface 30A Vertical surface 30B Notch

Claims (6)

An outlet box that can be attached to the top of a desk or table,
A main body comprising a front plate provided with at least one attachment port of a power outlet, an information outlet and a video outlet, and a bottom plate extending rearward from the lower end of the front plate;
Left and right side covers connected to the left and right ends of the main body;
A back cover that is detachably attached to the side cover or the main body and covers the back of the main body;
An outlet box for a top plate, comprising: clamping means for clamping the top plate and the bottom plate.
An outlet box that can be attached to the top of a desk or table,
A main body comprising a front plate provided with at least one attachment port of a power outlet, an information outlet and a video outlet, and a bottom plate extending rearward from the lower end of the front plate;
Left and right side covers connected to the left and right ends of the main body;
A back cover covering the back of the main body, which is pivotally supported by a support portion provided on the side cover and opens and closes;
An outlet box for a top plate, comprising: clamping means for clamping the top plate and the bottom plate.
  The back cover is supported by a support portion provided at the rear lower portion of the side cover so as to be rotatable in the front-rear direction, and the engagement between the support portion and the supported portion of the back cover is the back surface. The top-panel outlet box according to claim 2, wherein the top-panel outlet box is released at a predetermined position where the cover is opened.   The top plate outlet box according to claim 1 or 2, wherein the front plate has an inclined surface that becomes higher toward the rear, and the attachment port is formed on the inclined surface.   The top-panel outlet box according to claim 1 or 2, wherein a rear end of the side cover is positioned behind a rear end edge of the top plate. The clamping means includes an upper support member having a rear surface opened, a through hole formed in the upper horizontal plate, and provided with a contact portion contacting the upper surface of the bottom plate of the main body, and a rear surface opening of the upper support member. An upper horizontal plate that is inserted and has a screw hole, a vertical plate that hangs down from the rear end of the upper horizontal plate, and a lower horizontal plate that extends forward from the lower end of the vertical plate and contacts the lower surface of the top plate And a knurled screw that is screwed into the screw hole from above the through hole, and an engagement hole is formed in the bottom plate of the main body to engage the lower end portion of the upper support member of the clamping means. The outlet box for a top plate according to claim 1 or 2.

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