JP4915617B2 - Inner outlet mounting structure - Google Patents

Description

  The present invention relates to an inner outlet mounting structure that is installed in a stored state in an opening formed in a floor panel.

  Conventionally, as a mounting structure for this type of inner outlet, the upper surface of the peripheral portion of the opening formed in the floor panel is recessed to form a step surface (a collar portion), and the frame is mounted on the step surface. Thus, it is known that an inner outlet fixed to the frame is installed in the opening.

On the other hand, as a method for fixing the inner outlet to the floor panel in the opening of the floor panel, a method using a clamp is known. In this case, for example, in a state where the flange portion of the inner outlet is in contact with the lower surface of the peripheral edge of the floor panel opening, the movable portion is moved upward by rotating the screw portion of the clip metal, A flange part is pinched | interposed by a peripheral part lower surface and a movable part (for example, patent document 1).
JP-A-6-253417

  However, in the method of fixing the inner outlet using the above-mentioned clamp fittings, the space allocated to the plug storage chamber in which the plug to be inserted into the inner outlet is stored is reduced within the floor panel opening by the amount of the clamp fittings provided. Thus, it may be difficult to lay out a larger outlet, a larger number of outlets, or a larger number of outlets.

  Therefore, an object of the present invention is to obtain an inner outlet mounting structure that easily secures a space for laying out an outlet.

In the first aspect of the present invention, the upper surface of the peripheral edge of the floor panel opening is recessed to form a stepped surface, and the inner part is inserted into the opening through a frame that is mounted on the stepped surface. In the mounting structure of the inner outlet in which the outlet is installed, the inner outlet has an outlet body part and a bracket plate to which the outlet body part is fixed, and the frame and the bracket plate are attached to each other using a set screw. It is characterized in that it is fastened together with the peripheral edge of the opening and a frame-like spacer is interposed between the lower surface of the frame and the step surface .

  In the invention of claim 2, the bracket plate has a latching portion that is latched by the frame, and a concave portion for fitting the latching portion is provided on the upper surface of the frame, and the depth of the concave portion is determined. The upper surface of the frame and the upper surface of the latching portion are substantially flush with each other by substantially matching the thickness with the thickness of the latching portion.

  In the invention of claim 3, a plug housing chamber for housing a plug to be inserted into the inner outlet is formed in the floor panel opening in a state of being partitioned from the lower space of the floor panel. A side surface of the plug housing chamber is formed, and includes a wall plate that forms a side surface other than the bottom surface of the plug housing chamber and the inner outlet arrangement portion, and the wall plate and the bracket plate can be coupled. To do.

  According to a fourth aspect of the present invention, a second hooking portion that is hooked on the frame is provided at an upper end portion of a side wall of the wall plate other than the inner outlet arrangement portion, and the upper surface of the frame A second recess for fitting the second latching portion, the depth of the second recess is substantially matched with the thickness of the second latching portion, and the upper surface of the frame and the It is characterized in that the upper surface of the second latching portion is substantially flush.

  According to the invention of claim 1, since the frame and the bracket plate are fastened and fixed together with the peripheral edge portion of the floor panel opening by using a set screw, the space for the plug housing chamber is reduced by the amount that the clip metal fitting is unnecessary. That is, it becomes easy to secure a space for laying out the outlets.

In addition, the number of parts can be reduced as compared with the case where the frame and the bracket plate are fixed with separate screws, and the mounting structure itself can be simplified, so that the manufacturing cost can be reduced. Furthermore, by interposing a frame-shaped spacer between the lower surface of the frame and the step surface, it is possible to cope with such a difference in specifications.

  According to the second aspect of the present invention, it is easy to position the bracket plate on the frame by fitting the latching portion into the recess, and the depth of the recess and the thickness of the latching portion are substantially matched. The upper surface of the frame and the upper surface of the frame can be set substantially flush with each other, and the appearance is suppressed from being impaired, and the upper surface of the frame is less stable and less stable. It becomes easy to place in the state.

  According to the invention of claim 3, since the wall plate is coupled to the bracket plate, the configuration of the frame can be simplified as compared with the case where the wall plate is coupled to the frame.

  According to the invention of claim 4, the wall plate can be more stably installed by being hooked to the frame in addition to being coupled to the bracket plate. In addition, by fitting the second latching portion into the second recess, it becomes easier to position the wall plate on the frame, and the depth of the second recess and the thickness of the second latching portion are substantially the same. As a result, the upper surface of the second latching portion and the upper surface of the frame can be set to be substantially flush with each other. It is easy to place in a more stable state with less rattling.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. 1 is a cross-sectional view of the inner outlet mounting structure according to the present embodiment viewed from substantially above, FIG. 2 is a sectional view taken along the line II-II of FIG. 1, and FIG. 3 is an exploded perspective view of the inner outlet mounting structure. Fig. 5 is a perspective view of the frame as viewed obliquely from above, Fig. 5 is a cross-sectional view taken along line V-V in Fig. 1, and Fig. 6 is a perspective view of a portion where the opening of the floor panel is formed as viewed from below (back side). 7 is a perspective view showing a procedure for installing the inner outlet in the order of (a) to (c), and FIG. 8 is an exploded perspective view of the frame and the frame-shaped spacer.

  As shown in FIG. 1 and FIG. 2, in the inner outlet 10 according to the present embodiment, the internal structure 12 having the outlet main body 13 is disposed in the substantially rectangular opening 2 formed in the floor panel 1 (that is, It is installed in a state of being housed in the back side of the opening 2.

  In such a structure, the upper surface 1a of the floor panel 1 is recessed at the peripheral portion of the opening 2 to form a step surface 2a, and the frame 11 of the inner outlet 10 is placed on the step surface 2a. As also shown, the internal structure 12 is installed via the frame 11. FIG. 2 shows a case where the frame 11 is placed on the step surface 2 a via the frame-shaped spacer 20.

  The frame 11 is formed in a substantially rectangular frame shape along the shape of the opening 2, and the bottom wall 11 a placed on the stepped surface 2 a of the opening 2 and the outer peripheral edge of the bottom wall 11 a upward In the state where this frame 11 is installed on the stepped surface 2a of the opening 2, as shown in FIG. 2, the upper end surface (upper surface) 11g of the peripheral wall 11b is provided. And the upper surface 3a of the carpet 3 laid on the floor panel 1 have substantially the same height (level).

  The internal structure 12 includes an outlet body 13, a bracket plate 14 to which the outlet body 13 is fixed, and a wall plate 15 that covers the bottom and sides of the opening 2.

  In the present embodiment, a pair of subassemblies of the outlet body 13 and the bracket plate 14 are provided at positions facing each other.

  The pair of bracket plates 14 are arranged so as to be inclined in a reverse C shape with their lower portions approaching each other in a side view, so that the outlet main body 13 is directed obliquely upward, so that the plug can be easily inserted. Become.

  The outlet body 13 is fitted into a rectangular opening 14 a formed in the bracket plate 14. In the present embodiment, one outlet body 13 is provided with two insertion holes 13a for a three-pole plug side by side.

  As shown in FIGS. 2 and 3, the wall plate 15 is bent into a substantially U-shaped cross section by a pair of side walls 15a and a bottom wall 15b so as to close a gap between the two bracket plates 14. The wall plate 15 forms a bottom surface of the plug housing chamber S and a side surface on which the outlet main body 13 is not installed. That is, in the present embodiment, the plug body chamber 13 and the bracket plate 14 form a pair of side surfaces facing each other in the plug housing chamber S, and the pair of side walls 15a of the wall plate 15 forms the plug housing chamber S. Another pair of side surfaces are formed, and the bottom wall 15 b forms the bottom surface of the plug housing chamber S. The outlet body portion 13, the bracket plate 14, and the wall plate 15 make the plug housing chamber S the floor panel 1. It is formed in a state separated from the lower space.

  The side wall 15 a is formed in a substantially inverted trapezoidal shape with a lower width corresponding to the sides of the two inclined bracket plates 14, and the bottom wall 15 b is a lower edge of the pair of bracket plates 14. It is formed in a substantially rectangular shape so as to close the gap.

  As shown in FIGS. 2 and 3, the wall plate 15 is bent into a substantially U-shaped cross section by a pair of side walls 15a and a bottom wall 15b so as to cover a gap between the two bracket plates 14. The wall plate 15 forms a bottom surface of the plug housing chamber S and a side surface on which the outlet main body 13 is not installed. The side wall 15 a is formed in a substantially inverted trapezoidal shape with a lower width corresponding to the sides of the two inclined bracket plates 14, and the bottom wall 15 b is a lower edge of the pair of bracket plates 14. It is formed in a substantially rectangular shape so as to close the gap.

  When the inner outlet 10 is not used, a substantially rectangular plate-like lid member 16 having an outer edge along the inner periphery of the peripheral wall portion 11b is placed on the bottom wall portion 11a of the frame 11 as shown in FIG. The plug housing chamber S is closed by the lid member 16. At this time, the surface 16a of the lid member 16 is set to be substantially the same height (that is, flush) with the upper surface 3a of the carpet 3 and the upper end surface 11g of the peripheral wall portion 11b of the frame 11.

  Incidentally, as shown in FIG. 4, the pair of bottom wall portions 11a opposed to each other of the frame 11 are respectively formed with two elongated mounting holes (through holes) 11c, and these mounting holes 11c. A concave surface 11d having a predetermined depth is formed in the formed portion. Further, stepped portions 11e having a predetermined depth are formed on the inner edges of the other pair of bottom wall portions 11a facing each other where the mounting holes 11c are not formed.

  Further, as shown in FIG. 6, a female screw hole 2 b is formed in the step surface 2 a at a portion corresponding to the mounting hole 11 c of the frame 11.

  Further, as shown in FIG. 3, a flange piece 14b as a hooking portion bent outward is formed at a portion corresponding to the recessed surface (concave portion) 11d of the frame 11 at the upper end portion of the bracket plate 14. Two places are formed. The flange pieces 14b are formed with elongated mounting holes 14c. At the lower end portions of the pair of bracket plates 14, as shown in FIG. It is formed. The flange piece 14b is disposed on the concave surface 11d of the frame 11, and the depth of the concave surface 11d is formed substantially equal to the thickness of the flange piece 14b.

  On the other hand, as shown in FIG. 5, a bent piece portion 15c as a second hooking portion that is bent outward is formed at the upper end portion of the side wall 15a of the wall plate 15. The bent piece portion 15c is disposed in the stepped portion (second recessed portion) 11e of the frame 11, and the depth of the stepped portion 11e is formed substantially equal to the thickness of the bent piece portion 15c.

  When the inner outlet 10 having the above-described configuration is installed on the floor panel 1, first, as shown in FIG. 7A, the bottom wall 11a and the stepped surface 2a are formed in the opening 2 of the floor panel 1 from above. After the frame 11 is arranged so as to overlap, as shown in FIG. 7B, the bracket plate 14 to which the outlet body 13 is attached is inserted from the opening 2, and the flange piece 14b of the bracket plate 14 is attached to the frame. 11 is fitted and arranged so as to be hooked on the concave surface 11d.

  A screw 17 as a set screw is inserted into the mounting hole 14c of the flange piece 14b and the mounting hole 11c of the frame 11 from above, and the screw 17 is screwed into the female screw hole 2b of the floor panel 1 and tightened. 11 and the bracket plate 14 are fixed to the peripheral edge of the opening 2 of the floor panel 1. That is, in the present embodiment, the frame 11 and the bracket plate 14 are fastened and fixed to the peripheral edge of the opening 2 of the floor panel 1 by screws 17 as set screws.

  Next, as shown in FIG. 7 (c), the wall plate 15 is inserted from the opening 2, and the bent piece 15 c at the upper end of the wall plate 15 is hooked on the step portion 11 e of the frame 11. At the same time, the bottom wall 15b is fastened and fixed to the extended piece 14d of the bracket plate 14 by screws 18 (see FIG. 2). That is, in the present embodiment, the wall plate 15 and the bracket plate 14 are coupled by the screw 18 as a set screw.

  By installing the inner outlet 10 in the opening 2 of the floor panel 1 through the frame 11 as described above, the plug accommodated in the opening 2 is surrounded by the pair of bracket plates 14 and the wall plate 15. A chamber S is formed.

  At this time, in this embodiment, as described above, the depth of the concave surface 11d as the concave portion is formed substantially equal to the thickness of the flange piece 14b as the latching portion, and the step portion as the second concave portion Since the depth of 11e is formed substantially equal to the thickness of the bent piece portion 15c as the second hooking portion, the upper surfaces of the flange piece 14b and the bent piece portion 15c are both bottom walls of the frame 11. It is substantially flush with the upper surface of the portion 11a.

  By the way, the frame 11 is placed on the step surface 2a of the opening 2 of the floor panel 1, and as described above, the upper end surface 11g of the peripheral wall portion 11b and the upper surface 3a of the carpet 3 are set to have substantially the same height. However, the recessed depth of the stepped surface 2a from the upper surface of the floor panel 1 may vary depending on the specifications of the floor panel 1.

Therefore, in this embodiment, such a difference in specifications is achieved by interposing a frame-like spacer 20 (see FIG. 8 ) between the lower surface 11i (see FIGS. 2, 5, and 8) of the frame 11 and the step surface 2a. I am trying to respond.

That is, as shown in FIG. 8 , the frame spacer 20 is formed in a substantially rectangular shape in accordance with the shape of the lower surface 11i side of the frame 11, and has a certain thickness t (= D2-D1). It is arranged in close contact with the lower surface 11i of the bottom wall portion 11a.

  The frame-shaped spacer 20 is formed with an elongated mounting hole 20a so as to substantially overlap the mounting hole 11c formed in the frame 11, and a screw as a set screw for mounting the frame 11 to the floor panel 1. 17 penetrates the mounting hole 20a. That is, in this embodiment, the frame spacer 20 is also configured to be fastened and fixed to the floor panel 1 by screws 17 together with the frame 11 and the bracket plate 14.

  Further, a convex portion 20b is provided on the upper surface (a contact surface with the lower surface 11i of the frame 11), and the convex portion 20b is fitted with the concave portion 11f (FIG. 5) formed on the lower surface 11i of the frame 11. By combining, the shift in the direction along the lower surface 11i of the frame 11 is suppressed.

  In the present embodiment, the frame 11 is provided with a holding portion 21 that holds the frame-like spacer 20.

  The holding portion 21 is provided as a protrusion on the outer surface of the hanging piece 21a that is suspended from the opposed portion of the opening edge 11h of the frame 11 and forms a frame between the hanging piece 21a. And a holding projection 21b that sandwiches the spacer 20. As shown in FIG. 6, the hanging piece 21 a is suspended in the opening 2 along the edge of the opening 2 of the floor panel 1, and positioning and insertion of the frame 11 with respect to the opening 2. It can also function as a guide.

  As described above, according to the present embodiment, the frame 11 and the bracket plate 14 are fastened together with the peripheral edge portion of the opening 2 of the floor panel 1 using the screws 17, so that no clip metal fitting is required. Accordingly, it is easy to secure a space for the plug housing chamber S, that is, a space for laying out the outlet body 13.

  In addition, the number of parts can be reduced compared to the case where the frame and the bracket plate are fixed to the floor panel with separate screws, and the mounting structure itself can be simplified, thereby reducing the manufacturing cost. it can.

  In addition, according to the present embodiment, by fitting the flange piece 14b to the recessed surface 11d, the bracket plate 14 can be easily positioned on the frame 11, and the depth of the recessed surface 11d and the thickness of the flange piece 14b are determined. Since the upper surface of the flange piece 14b and the upper surface of the bottom wall portion 11a of the frame 11 can be set to be substantially flush with each other, it is possible to prevent the appearance from being impaired and It becomes easy to place the lid member 16 and the like on the upper surface of the wall portion 11a in a more stable state with little backlash. Therefore, there is an advantage that the sealing property of the plug housing chamber S by the lid member 16 is enhanced.

  Moreover, according to this embodiment, since the wall plate 15 is couple | bonded with the bracket plate 14, compared with the case where this is couple | bonded with the flame | frame 11, the structure of the said flame | frame 11 can be simplified. Furthermore, since the internal structure 12 can be handled in an integrated manner including the wall plate 15, the installation work can be performed more easily.

  Further, according to the present embodiment, the wall plate 15 can be more stably installed by being hooked to the frame 11 in addition to the wall plate 15 being coupled to the bracket plate 14. Further, by fitting the bent piece portion 15c to the stepped portion 11e, the wall plate 15 can be easily positioned on the frame 11, and the depth of the stepped portion 11e and the thickness of the bent piece portion 15c are substantially matched. The upper surface of the bent piece portion 15c and the upper surface of the bottom wall portion 11a of the frame 11 can be set substantially flush with each other. It is easy to place the lid member 16 and the like on the upper surface in a more stable state with less backlash. Therefore, there is an advantage that the sealing property of the plug housing chamber S by the lid member 16 is enhanced.

  The preferred embodiments of the present invention have been described above. However, the present invention is not limited to the above embodiments, and various modifications can be made. For example, the shape of the frame and the internal structure, the number of outlet body portions, and the like can be variously changed according to the installation location and the purpose of use.

It is sectional drawing which looked at the inner socket attachment structure concerning one Embodiment of this invention from substantially upper direction. It is II-II sectional drawing of FIG. It is a disassembled perspective view of the inner socket attachment structure concerning one Embodiment of this invention. It is the perspective view which looked at the flame | frame of the inner socket attachment structure concerning one Embodiment of this invention from diagonally upward. It is VV sectional drawing of FIG. It is the perspective view which looked at the part in which the opening part of the floor panel to which the inner outlet mounting structure concerning one Embodiment of this invention was attached was formed from the downward direction (back surface side). It is a perspective view which shows the installation procedure of the inner socket attachment structure concerning one Embodiment of this invention in order of (a)-(c). It is a disassembled perspective view of the flame | frame and frame-shaped spacer of the inner socket attachment structure concerning one Embodiment of this invention.

Explanation of symbols

1 Floor panel 2 Opening 2a Step surface (periphery)
11 Frame 11d Concave surface (concave)
11e Step portion (second recess)
12 Internal structure (inner outlet)
13 Outlet body part 14 Bracket plate 14b Flange piece (hanging part)
15 Wall plate 15c Bent piece (second hook)
17 Screw (Set screw)

Claims (4)

Mounting structure of the inner outlet in which the upper surface of the peripheral edge of the floor panel opening is recessed to form a stepped surface, and the inner outlet is installed in the opening through a frame mounted in a state of being placed on the stepped surface. In
The inner outlet has an outlet body and a bracket plate to which the outlet body is fixed,
The inner frame, wherein the frame and the bracket plate are fastened together with a peripheral edge of the opening using a set screw, and a frame spacer is interposed between the lower surface of the frame and the step surface. The outlet mounting structure. The bracket plate has a hooking portion that is hooked to the frame,
On the upper surface of the frame, a recess for fitting the latching portion is provided,
2. The inner according to claim 1, wherein the depth of the concave portion is substantially matched with the thickness of the latching portion so that the upper surface of the frame and the upper surface of the latching portion are substantially flush with each other. The outlet mounting structure. In the floor panel opening, a plug housing chamber for housing a plug to be inserted into an inner outlet is formed in a state partitioned from a lower space of the floor panel, and a side surface of the plug housing chamber is formed by the inner outlet,
A wall plate that forms a side surface other than the bottom surface of the plug housing chamber and the inner outlet placement portion,
The inner outlet mounting structure according to claim 1, wherein the wall plate and the bracket plate can be coupled. A second hooking portion that is hooked on the frame is provided at an upper end portion of a side wall that forms a side surface other than the inner outlet arrangement portion of the wall plate,
On the upper surface of the frame, a second recess for fitting the second latching portion is provided,
The depth of the second recess is made substantially equal to the thickness of the second latching portion so that the upper surface of the frame and the upper surface of the second latching portion are substantially flush with each other. The inner outlet mounting structure according to claim 3, wherein the inner outlet mounting structure is provided.

Images