JP2008259671A - Fixing structure of bathtub - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide the fixing structure of a bathtub, which is capable of preventing the positional shift of a bathtub in a cross direction with respect to a wall panel, and preventing even a positional deviation in a direction along the wall panel. <P>SOLUTION: Bathtub fixing tool 21 include: a fixing part 21a; a support part 21b; and a slip-off prevention part 21c. The fixing part 21a is inserted into the wall panel 12, etc., and then, the bathtub fixing tools 21 are attached onto the wall panel 12, etc., in a state where the support part 21b and the slip-off prevention part 21c projects from the wall panel 12, etc. A receiving member 22 having a locking recessed part 24 whose lower part is opened, is attached to the bathtub 13, and then, the support part 21b of the bathtub fixing tool 21 is locked to the locking recessed part 24a of the receiving member 22. Thus, the bathtub 13 is fixed onto the wall panel 12, etc. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a bathtub fixing structure for fixing a bathtub to a bathroom wall panel.

Generally, a bathtub installed in a bathroom such as a unit bath is installed on an upper surface of a bathtub floor constituting a floor surface in a state where a side surface is aligned with a wall panel. And in the bathtub, while fixing the upper edge part of a bathtub and a wall panel with a bathtub fixing tool, providing a joint material between the upper edge part of a bathtub and a wall panel, and between a bathtub and a wall panel Some are fixed by a fixing structure that prevents water from entering. (For example, refer to Patent Document 1). In this fixing structure (installation structure), the peripheral wall of the bathtub is suspended between the engaging part and the wall panel of the holding metal fitting formed by bending the plate piece to form the engaging part and the fixing part. The fixed part is fixed to the wall panel through the nail and the backing material in the positioned state. And the makeup joint material is inserted | pinched between the peripheral part hanging wall and the wall panel.
JP 2002-191524 A

  However, in the conventional fixing structure described above, the position of the bathtub in the front-rear direction with respect to the wall panel is prevented, and a predetermined gap is provided between the peripheral wall of the bathtub and the wall panel to attach the decorative joint material. Yes, but it cannot regulate the misalignment of the bathtub in the direction along the wall panel.

  The present invention has been made in order to address the above-described problems, and an object of the present invention is to prevent the displacement of the bathtub in the front-rear direction with respect to the wall panel and the displacement of the bathtub along the wall panel. It is to provide a fixed structure.

  In order to achieve the above-mentioned object, the structural feature of the bathtub fixing structure according to the present invention is that the bathtub is wall-mounted by engaging the receiving member provided in the bathtub with the bathtub fixing fixed to the wall panel of the bathroom. A bathtub fixing structure for fixing to a panel, wherein the bathtub fixture is composed of a fixing part inserted into the wall panel, a support part protruding from the wall panel, and a drop prevention part formed at the tip of the support part. The member is provided with an engaging recess that is open at the bottom, and the bathtub is lowered from above to engage the engaging recess of the receiving member with the support portion and prevent the removal preventing portion from coming off from the front end side of the support portion. It is to have done.

  In the bathtub fixing structure of the present invention configured as described above, the bathtub is attached to the wall panel by engaging the engaging recess of the receiving member attached to the bathtub with the rod-shaped bathtub fixing fixture attached to the wall panel. I try to fix it. In addition, since the engaging recess is formed in the receiving member with the lower side open, the bathtub is lowered from above with the position of the engaging recess of the receiving member being aligned with the position of the support portion of the bathtub fixture. If it does, a support part will enter in an engagement recessed part, and a receiving member and a bathtub fixing tool will engage. In this case, since the support portion engages with the engagement recess, movement in the lateral direction (horizontal direction along the surface of the wall panel) is restricted by the peripheral edge of the engagement recess.

  As a result, even if the member for fixing the bathtub to the wall panel is only one bathtub fixture and one receiving member, the bathtub is in a stable state without being displaced along the surface of the wall panel. Fixed. Further, in the bathtub fixing structure according to the present invention, the stopper is provided at the distal end portion of the support portion, and when the engaging recess of the receiving member is engaged with the support portion of the bathtub fixing tool, the receiving member is the supporting portion. So that it can be prevented from coming off from the tip side of the. According to this, for example, even if the wall panel providing the fixing structure of the bathtub is only the wall panel located on the opposite side of the washing place, the receiving member does not come off from the front end side of the bathtub fixing tool, and the bathtub is stabilized to the wall panel. It can be fixed in the state.

  In this case, the slip-out preventing portion can be constituted by a disk-shaped or bar-shaped large-diameter portion that can be engaged with the peripheral portion of the engaging recess, a hook, a protruding portion, or the like.

  Another structural feature of the bathtub fixing structure according to the present invention is that the width of the opening portion of the engaging recess in the receiving member is narrowed to prevent the support portion from coming off in the vertical direction. It is in providing. According to this, the support portion easily enters the engagement recess due to the weight of the bathtub, and once the engagement recess of the receiving member is engaged with the support portion of the bathtub fixture, the engagement is prevented by the second drop prevention portion. Since it becomes difficult to release, the proper fixing state of the bathtub is maintained.

(First embodiment)
Hereinafter, a first embodiment of the present invention will be described with reference to the drawings. FIG. 1 shows a main part of a bathroom 10 provided with a bathtub fixing structure 20 according to the embodiment. In the bathroom 10, a bathtub 13 is provided in a portion on the wall panel 12 side that partitions the inside of the bathroom 10 from the outside on the upper surface of the floor surface 11. The bathtub 13 is formed so that the length in the left-right direction is longer than the length in the front-rear direction, and the side surface on the rear side having a large left-right width is set along the wall panel 12 and the left and right side surfaces having a small front-rear width are provided. These are installed along the corresponding wall panel 12a and wall panel 12b.

  As shown in FIGS. 2 and 3, a flange portion 13 a extending outward is formed at the upper peripheral edge of the bathtub 13, and is slightly in the center in the left-right direction on the bottom surface of the bathtub 13 than in the center in the front-rear direction. A drain port 13b is formed in the front side portion. And the plug 13c which opens and closes the drain port 13b is provided in the drain port 13b so that a vertical movement is possible. Further, a pair of rear leg portions 14a and 14b are provided on both sides on the rear side of the lower surface of the bathtub 13 with a large gap, and a pair of front leg portions are provided on both sides on the front side of the lower surface of the bathtub 13. 15a and 15b are provided at an interval smaller than the interval between the rear leg portions 14a and 14b.

  As shown in FIG. 2, the lower surface of the bathtub 13 is an inclined surface in which the central side in the left-right direction is slightly lower than both sides, and as shown in FIG. 3, the front side is slightly lower than the rear side. Is formed. For this reason, the vertical length of the rear leg portions 14a and 14b is longer than the vertical length of the front leg portions 15a and 15b. Thereby, the bathtub 13 is installed on the upper surface of the floor surface 11 with the flange portion 13a positioned substantially horizontally. Although not shown, the wall panel 12 is provided with a window, and the wall panel located on the opposite surface of the wall panel 12 is provided with an entrance door. And the ceiling part is installed in the upper end part of each wall panel 12 grade | etc.,.

  The bathtub 13 is positioned at a predetermined installation location by fixing a predetermined portion to the wall panels 12, 12 a, 12 b via a plurality of bathtub fixing structures 20. As shown in FIG. 4, the bathtub fixing structure 20 is attached to the rod-like bathtub fixture 21 fixed to the wall panel 12 or the like (the wall panel 12 is shown in FIG. 4). It is comprised by assembling the receiving member 22 fixed to the lower surface of this. As shown in FIG. 5, the bathtub fixture 21 includes a fixing portion 21 a made of a small-diameter screw portion, a support portion 21 b made of a slightly large-diameter cylindrical portion connected to the rear end portion of the fixing portion 21 a, It comprises a large-diameter disc-shaped drop prevention portion 21c formed on the rear end surface of the support portion 21b.

  A cross-shaped engaging groove 21d is formed in the center of the surface of the slip-off preventing portion 21c. The bathtub fixture 21 rotates the driver by pressing the tip of the fixing portion 21a against a predetermined portion such as the wall panel 12 in a state where the tip of the plus driver is engaged in the engagement groove 21d. Thus, it is fixed to the wall panel 12 or the like. At that time, the support portion 21b and the drop prevention portion 21c are projected from the surface of the wall panel 12 or the like. As shown in FIG. 6, the bathtub fixture 21 includes both side portions of the wall panel 12 (above the portions corresponding to the rear legs 14a and 14b when the bathtub 13 is installed on the floor surface 11) and the wall panel. It is attached to the part corresponding to the front part of the bathtub 13 in 12a, 12b, respectively. Moreover, each bathtub fixing tool 21 is attached to a position a little lower than the part in which the flange part 13a of the bathtub 13 in the wall panel 12 etc. is located.

  As shown in FIGS. 7 and 8, the receiving member 22 has a rectangular shape in plan view (FIG. 7A) and a front view (FIG. 7B) in which a concave portion is formed at the center lower portion. Thus, the side view (FIG. 7C) is configured by a substantially triangular member. The receiving member 22 includes an upper surface portion 23, a vertical surface portion 24, side surface portions 25a and 25b, and reinforcing ribs 26a and 26b. The upper surface portion 23 is formed in a curved shape that can follow the lower surface of the flange portion 13a, and a plurality of protrusions 23a perpendicular to the longitudinal direction of the upper surface portion 23 are formed on the upper surface at regular intervals.

  The vertical surface portion 24 is a portion facing the surface of the wall panel 12 or the like, and is formed in a plate shape extending downward from a portion slightly below the upper end portion of the lower surface of the upper surface portion 23. An engaging recess 24 a that can engage with the support portion 21 b of the bathtub fixture 21 is formed at the center lower portion of the vertical surface portion 24. The engagement recess 24a has a large width on the open side portion located on the lower end edge side of the vertical surface portion 24, and the width gradually decreases toward the top. And the upper part of the engagement recessed part 24a is formed in semicircle shape. Further, a substantially U-shaped wall portion 24b protruding forward is formed from the peripheral edge portion of the engaging recess 24a.

  The side surfaces 25a and 25b are each formed in a substantially triangular plate shape, and are arranged in parallel so as to connect one end of the upper surface 23 and the vertical surface 24 to the other end. . Further, the reinforcing ribs 26a and 26b are formed in a plate shape substantially the same shape as the side surface portions 25a and 25b, respectively. The reinforcing rib 26a is disposed between the side surface portion 25a and the wall portion 24b so as to connect the upper surface portion 23 and the vertical surface portion 24, and the reinforcing rib 26b connects the upper surface portion 23 and the vertical surface portion 24. Thus, it is arranged between the side surface portion 25b and the wall portion 24b.

  In this configuration, when the bathtub 13 is installed on the floor 11 in the bathroom 10, first, the bathtub fixture 21 is attached to a predetermined portion of the wall panels 12, 12a, 12b as shown in FIG. As shown in FIGS. 1 and 4, receiving members 22 are attached to predetermined portions on the lower surface of the flange portion 13 a of the bathtub 13. The receiving member 22 is attached to the lower surface of the flange portion 13a by bonding the upper surface portion 23 to the lower surface of the flange portion 13a using an adhesive or the like.

  In this case, when the engaging recess 24 a of the receiving member 22 is engaged with the support portion 21 b of the bathtub fixture 21, the wall portion 24 b of the receiving member 22 pulls the drop prevention portion 21 c of the bathtub fixing device 21 to draw the wall. The receiving member 22 is attached to a position where the panels 12, 12a, 12b are drawn toward the bathtub 13 and a certain gap is generated between the flange portion 13a of the bathtub 13 and the wall panels 12, 12a, 12b. Next, the bathtub 13 is lifted and placed at the installation location of the bathtub 13 on the floor 11 so as to be lowered from above.

  At this time, as shown in FIG. 9 (the wall panel 12 and the bathtub 13 are omitted), the engagement recesses 24a of the receiving members 22 attached to the bathtub 13 are respectively provided to the corresponding bathtub fixtures 21. When approaching the support portion 21b and the bathtub 13 is installed on the floor surface 11, the engagement recess 24a and the support portion 21b engage with each other, and the state shown in FIGS. 10 and 11 is obtained. At this time, the wall portion 24b of the receiving member 22 engages with the drop prevention portion 21c of the bathtub fixture 21, and the wall panel 12 and the like are drawn toward the bathtub 13 side. And the bathtub 13 is fixed on the floor surface 11 by engagement with each bathtub fixing tool 21 and the receiving member 22, and will be in the state of FIG. In this case, a certain gap is generated between the flange portion 13a of the bathtub 13 and the wall panels 12, 12a, 12b. Moreover, although not shown in figure, the joint material for preventing permeation of hot water is attached to the clearance gap between wall panel 12,12a, 12b and the flange part 13a of the bathtub 13. FIG.

  As described above, in the bathtub fixing structure 20 according to the present embodiment, the flanges of the bathtub 13 are attached to the support portions 21b of the four bathtub fixtures 21 that are attached to the wall panels 12, 12a, and 12b at predetermined intervals. The bathtub 13 is fixed to the installation location on the floor surface 11 by engaging the engagement recesses 24a of the four receiving members 22 attached to the section 13a at the same interval as the four bathtub fixtures 21. Like to do. Further, since the engaging recess 24a is formed on the vertical surface portion 24 of the receiving member 22 in a state where the lower side is opened, the bathtub 13 is moved upward with the position of the engaging recess 24a aligned with the position of the support portion 21b. When lowered, the support portion 21b enters the engagement recess 24a and engages.

  In this case, even if there is a gap between the wall panels 12, 12a, 12b and the bathtub 13, the bathtub 13 is fixed without being displaced. That is, when the bathtub 13 is about to be displaced toward the washing place, the wall panel 12 is engaged with the support 21b and the peripheral edge of the engagement recess 24a in the bathtub fixing structure 20 provided on the wall panels 12a and 12b. The bathtub 13 is prevented from being displaced due to the engagement between the drop prevention part 21c and the wall part 24b in the bathtub fixing structure 20 provided in FIG. Moreover, when the bathtub 13 is going to shift | deviate to the wall panel 12 side, a bathtub is carried out by engagement with the support part 21b in the fixing structure 20 of the bathtub provided in wall panel 12a, 12b, and the peripheral part of the engagement recessed part 24a. 13 is prevented from being displaced.

  Furthermore, when the bathtub 13 tends to shift to the wall panel 12a side, the engagement between the support portion 21b and the peripheral portion of the engagement recess 24a in the bathtub fixing structure 20 provided on the wall panel 12 and the wall panel 12b. The bathtub 13 is prevented from being displaced due to the engagement between the drop prevention part 21c and the wall part 24b in the bathtub fixing structure 20 provided in FIG. Further, when the bathtub 13 is about to be displaced toward the wall panel 12b, the engagement between the support portion 21b and the peripheral edge portion of the engagement recess 24a in the bathtub fixing structure 20 provided on the wall panel 12 and the wall panel 12a. The bathtub 13 is prevented from being displaced due to the engagement between the drop prevention part 21c and the wall part 24b in the bathtub fixing structure 20 provided in FIG.

  As a result, the bathtub 13 maintains a state where it is fixed at an appropriate position without being displaced from a predetermined installation position on the floor surface 11. In addition, in embodiment mentioned above, although the fixing structure 20 of the two bathtubs is used for the wall panel 12, the fixing structure 20 of the bathtub provided in the wall panel 12 can be only one. In that case, a fixing structure 20 for the bathtub is provided at the center in the left-right direction of the wall panel 12. Also by this, the bathtub 13 is fixed in a stable state without being displaced along the surfaces of the wall panels 12, 12a, 12b.

(Second Embodiment)
FIG. 12 shows the receiving member 32 provided in the bathtub fixing structure according to the second embodiment of the present invention. In the receiving member 32, the engaging recess 34a and the wall 34b provided in the vertical surface portion 34 are not substantially U-shaped but are formed in a substantially circular shape, and the width of the open side portion is slightly narrowed. The rest of the configuration of the receiving member 32 is the same as that of the receiving member 22 described above. Accordingly, the same parts are denoted by the same reference numerals and the description thereof is omitted. Moreover, the structure of the other part of the fixing structure of the bathtub provided with this receiving member 32 is also the same as the bathtub fixing tool 20 of the bathtub described above.

  According to the fixing structure of the bathtub provided with the receiving member 32, when the bathtub 13 is lowered from above, the support portion 21 b of the bathtub fixing tool 21 is easily placed in the engaging recess 34 a of the receiving member 32 due to the weight of the bathtub 13. The support portion 21b that can enter the engagement recess 34a is difficult to come off from the engagement recess 34a. As a result, although the operation for fixing the bathtub 13 to the wall panel 12 or the like becomes easy, once the engaging recess 34a of the receiving member 32 is engaged with the support portion 21b of the bathtub fixing tool 21, the engagement is achieved. It becomes difficult to be released. The other effects of the fixing structure of the bathtub provided with the receiving member 32 are the same as those of the bathtub fixing tool 20 of the bathtub described above.

  The bathtub fixing structure according to the present invention is not limited to the above-described embodiments, and can be appropriately changed within the technical scope of the present invention. For example, in each of the above-described embodiments, the receiving members 22, 32, and 42 are each attached to the lower surface of the flange portion 13a of the bathtub 13, but can be attached to the side surface of the bathtub 13 instead of the lower surface of the flange portion 13a. . For this reason, the thing without a flange part can also be used as a bathtub. Moreover, a receiving member can also be formed by integral molding with a bathtub. Furthermore, in each embodiment mentioned above, although the three side surfaces of the bathtub 13 are along the wall panels 12, 12a, 12b, the bathtub 13 should just have at least one side surface along a wall panel. However, when the bathtub fixing structure according to the modification is used, it is necessary to have the three side surfaces of the bathtub 13 along the wall panels 12, 12a, and 12b.

It is the top view which showed the bathroom provided with the fixing structure of the bathtub which concerns on 1st Embodiment of this invention. It is a front view of a bathtub. It is a side view of a bathtub. It is sectional drawing which showed the fixing structure of the bathtub attached to the wall panel. The bathtub fixing tool is shown, (a) is a front view, (b) is a side view. It is the perspective view which showed the state which attached the bathtub fixing tool to the wall panel. The receiving member is shown, (a) is a plan view, (b) is a front view, (c) is a side view, (d) is a bottom view, and (e) is a back view. It is 8-8 sectional drawing of FIG.7 (b). It is the perspective view which showed the state which engages a receiving member with a bathtub fixing tool. The state which engaged the receiving member with the bathtub fixture is shown, (a) is a front view, (b) is a side view, (c) is a bottom view, (d) is a back view. It is 11-11 sectional drawing of Fig.10 (a). It is a front view of the receiving member with which the fixing structure of the bathtub which concerns on 2nd Embodiment of this invention is provided.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 10 ... Bathroom, 12, 12a, 12b ... Wall panel, 13 ... Bathtub, 20 ... Fixing structure of bathtub, 21 ... Bathtub fixture, 21a ... Fixing part, 21b ... Supporting part, 21c ... Detachment prevention part, 22 ... Receiving member , 24a ... engaging recesses.

Claims (2)

  A bathtub fixing structure for fixing the bathtub to the wall panel by engaging a receiving member provided in the bathtub with a bathtub fixing fixed to the wall panel of the bathroom, wherein the bathtub fixing is attached to the wall panel The fixing portion to be inserted, a support portion protruding from the wall panel, and a drop prevention portion formed at the tip of the support portion, and an engagement recess having a lower opening provided in the receiving member, A fixing structure of a bathtub, wherein the engaging concave portion of the receiving member is engaged with the support portion by being lowered from above, and is prevented from being detached from the front end side of the support portion by the removal preventing portion.   2. The bathtub according to claim 1, wherein a width of an opening portion of the engaging recess in the receiving member is narrowed to provide a second slip-off preventing portion that prevents the support portion from being pulled out in the vertical direction. Fixed structure.

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