JP2014205995A - Waterproof structure of separated floor pans - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a waterproof structure of separated floor pans capable of increasing waterproof performance in a joint part between the separated floor pans.SOLUTION: The waterproof structure of separated floor pans has a sealant receiver 31 made of a hard material, which is provided at the rear side to form a bottom portion of a gap 19 for being filled with a sealant between facing end portions 14 and 24 of a bath tab floor pan 10 and a body wash floor pan 20 separated from each other in a full length of the gap. After the gap is filled with a sealant 29, a waterproof tape 46 for covering the sealant is applied to full length of the gap across the surfaces 14a and 24a of the ends of the bath tab floor pan and the body wash floor pan.

Description

  The present invention relates to a waterproof structure for a divided bathroom floor pan.

Conventionally, bathroom floor pans divided into bathtub floor pans and wash floor pans are known.
For example, Patent Document 1 below proposes a waterproof pan in which a separate bathtub mounting pan and a washing pan are juxtaposed and connected. This waterproof pan is provided with a raised portion along each side edge of the bathtub mounting pan and the washing place pan, these side edges are butted together through packing, these pans are connected with screws, It is set as the structure which gives caulking to the upper side of packing of the butting | matching surface of and connects.

JP-A-5-214752

  However, the waterproof pan described in Patent Document 1 has a structure in which caulking is applied to the upper side of the packing of the butted surfaces of the pans and connected. That is, the packing is positioned on the bottom side of the portion where the caulking is filled. Since such a packing is relatively flexible and compressively deformed, irregularities are easily formed on the surface side. In other words, it is difficult for the depth of the filling portion of the caulking to be uniform along the longitudinal direction, and therefore, it may be difficult to uniformly fill the caulking along the longitudinal direction, and further improvement is desired from the viewpoint of waterproofness. It is.

  This invention is made | formed in view of the said situation, and it aims at providing the waterproof structure of the divided floor pan which can improve the waterproofness in the joint part of the divided floor pans.

  In order to achieve the above object, the waterproof structure of the divided floor pan according to the present invention forms the bottom of the gap for filling the sealing material between the opposite ends of the divided bathtub floor pan and wash floor pan. As described above, a sealing material receiver made of a hard material is provided over the entire length of the gap on the back side of these end portions, the gap is filled with the sealing material, and the bathtub floor pan and the washroom floor pan The waterproof tape which covers the said sealing material is stuck over the full length of the said clearance gap so that the surface of each edge part may be straddled.

In the present invention, a wall placing portion on which a wall panel is placed and rises upward from the wall placing portion at both ends in the gap longitudinal direction of each end portion of the bathtub floor pan and the washroom floor pan. An upright part may be provided for each of the waterproof tapes, and the waterproof tape may be attached to the upper surfaces of the wall mounting portions on both ends and the opposing surfaces of the upright part.
Further, in the present invention, the waterproof tape is 0.5 mm or less, and the waterproof tape is attached to the upper surface of the wall mounting portion at both ends of the gap longitudinal direction of each end of the bathtub floor pan and the wash floor pan. You may stick a waterproof packing on the wall mounting part upper surface provided in the peripheral edge part of these bathtub floor pans and washroom floor pans including the top.
In the present invention, the bathtub floor pan and the wash floor pan are divided at the top of the weir formed so as to rise from the bottom of each of the bathtub floor pan and the wash floor pan. The waterproof tape may be attached so as to straddle the upper surface of each end of the bathtub floor pan and the wash floor pan, which are the top surface of the dam.
Moreover, in this invention, you may further provide the cover of the downward opening shape which covers the width direction both sides of the top part upper surface of the said dam part and at least an upper part over the full length.

  Since the waterproof structure of the divided floor pan according to the present invention is configured as described above, it is possible to improve the waterproof property at the joint portion between the divided floor pans.

It is a partially broken schematic longitudinal cross-sectional view schematically showing an example of the waterproof structure of the divided floor pan according to one embodiment of the present invention and corresponding to the view taken along line XX in FIG. (A) is a partially broken schematic longitudinal cross-sectional view in which a part corresponding to the YY arrow in FIG. 7 (b) is omitted, and (b) corresponds to Z1 part in FIG. 7 (a). (C) is a partially broken schematic side view corresponding to (b). (A) is a partially broken schematic longitudinal sectional view schematically showing an example of an integrally formed floor pan before dividing an example of a bathroom floor pan to which the waterproof structure is applied, and corresponding to FIG. FIG. 2B is a partially broken schematic exploded longitudinal sectional view corresponding to FIG. 1. (A) is a schematic perspective view which shows typically an example of the washroom floor bread with which the bathroom floor pan is equipped, (b) is a schematic exploded perspective view of the bathroom floor pan. (A), (b) is a partially broken schematic perspective view which shows typically an example of the construction procedure of the waterproof structure. (A) is a partially broken schematic longitudinal sectional view corresponding to Z2 part in FIG. 2 (a), (b) is a part of FIG. 2A schematically showing an example of the construction procedure of the waterproof structure. It is a fracture | rupture schematic perspective view. (A) is a schematic plan view of the bathroom floor pan, and (b) is a schematic bottom view of the bathroom floor pan. It is a partially abbreviated schematic plan view which shows typically an example of the bathroom unit provided with the bathroom floor pan.

Embodiments of the present invention will be described below with reference to the drawings.
FIGS. 1-8 is a figure which shows typically an example of the waterproof structure of the split floor pan concerning this embodiment.
In some of the drawings, some of the detailed reference numerals attached to other drawings are omitted.
In the following embodiments, directions such as the up and down direction will be described with reference to a state in which a bathroom floor pan to which the waterproof structure for a divided floor pan according to this embodiment is applied and a bathroom unit including the bathroom floor pan is installed.

The bathroom floor pan 2 to which the waterproof structure of the divided floor pan according to the present embodiment is applied includes a divided bathtub floor pan 10 and a wash floor pan 20 as shown in FIG. The bathtub floor pan 10 constitutes a bathroom floor portion on which the bathtub 3 is installed, and the wash floor pan 20 constitutes a bathroom floor portion of a wash place provided on the side of the bathtub 3 (see FIG. 8).
As shown in FIG. 8, the bathroom unit 1 includes at least a bathroom floor pan 2 and a bathtub 3 installed in the bathroom floor pan 2.
First, an example of the bathroom floor pan 2 to which the waterproof structure of the divided floor pan according to the present embodiment is applied and an example of the bathroom unit 1 provided with the same will be described.

The bathtub 3 is installed on the bathtub floor pan 10 of the bathroom floor pan 2. Moreover, the bathtub 3 is installed so that substantially the whole bathtub floor pan 10 may be covered by planar view. In addition, a panel-like apron is attached to the side of the bathtub 3 on the washing ground side so as to cover the side.
The bathroom unit 1 is a so-called unit bath (system bus) including wall panels 4, 4, 4, 4 standing along the four peripheral ends of the bathroom floor pan 2 and a ceiling panel (not shown). ). The bathroom unit 1 is installed in a bathroom part in a building such as a detached house or an apartment house.
The bathroom unit 1 also includes a fitting 5 that opens and closes the entrance / exit of the bathroom unit 1. In the example shown in the figure, the joinery 5 is an open door whose one end side in the door width direction is rotatably supported, but may be a folding door or a sliding door. The joinery 5 is installed so as to be located on one end of the wash floor pan 20 among the four peripheral ends of the bathroom floor pan 2.
The bathroom unit 1 also includes a counter 6 attached to the wall panel 4 located around the washroom floor pan 20, a water supply / hot water supply device 7 such as a faucet fitting and a shower, a mirror, and the like.
In addition, the bathroom unit 1 is not restricted to an above-described aspect, In addition, it is good also as what was made into various aspects.

The bathroom floor pan 2 is formed by connecting the divided bathtub floor pan 10 and wash floor pan 20. By adopting such a configuration, it is possible to reduce the size as compared with the integrally formed floor pan, and it is possible to improve the handleability. Thereby, it becomes a thing suitable also for remodeling | renovation of an apartment house etc. in which a carrying-in entrance tends to become narrow especially.
As shown in FIG. 7, the bathroom floor pan 2 has a substantially rectangular shape in plan view. In this embodiment, the bathroom floor pan 2 made into the substantially rectangular shape which made the long side the parallel arrangement direction of the bathtub floor pan 10 and the wash-room floor pan 20 is illustrated in planar view. Peripheral dimensions of the bathroom floor pan 2 in plan view (dimension in the direction along the juxtaposed direction of the bathtub floor pan 10 and the washing floor pan 20 (width dimension) and the dimension in the direction orthogonal to this (depth dimension)) The dimensions are according to the frame space of the bathroom part in the building. The outer peripheral dimension of the bathroom floor pan 2 may be a dimension according to the dimensions of the bathroom unit 1 modularized (standardized) into several types. Moreover, it is good also as the bathroom floor pan 2 made into the substantially square shape by planar view.

The bathtub floor pan 10 and the wash floor pan 20 have a substantially rectangular shape in plan view, and the depth dimensions (dimensions in the direction perpendicular to the juxtaposed direction) are substantially the same. Moreover, although the example which made the width dimension (direction dimension along the said parallel arrangement direction) of the bathtub floor pan 10 smaller than the width dimension of the washroom floor pan 20 is shown in the example of a figure, these width dimensions are shown. The dimensions may be substantially the same.
Moreover, as shown in FIG.4 and FIG.7 (a), these bathtub floor pan 10 and washroom floor pan 20 stand up to the upper part from the four peripheral edge part to the four peripheral edge part of each bottom part 11,21. Are provided with upright portions 12, 13, 22, 23 formed integrally.
The bottom portions 11 and 21 of the bathtub floor pan 10 and the washing floor pan 20 are in a state where the floor pans 10 and 20 are connected to each other, and the bottom portion 11 of the bathtub floor pan 10 serving as a floor portion on which the bathtub 3 is installed. It is set as the structure located in the downward side rather than the bottom part 21 of the washroom floor pan 20 used as the floor part of a washroom (refer FIG. 1 etc.). Further, the upper ends 12, 13, 22, and 23 of the bathtub floor pan 10 and the wash floor floor pan 20 are positioned at substantially the same height in the state where the floor pans 10 and 20 are connected to each other. The That is, the depth (height) of the bathtub floor pan 10 is formed larger than that of the wash floor pan 20.

Further, the raised portions 12 and 22 positioned at the four peripheral ends of the bathroom floor pan 2 in a state where the floor pans 10 and 20 are connected to each other are the wall raised portions on which the above-described wall panels 4, 4, 4, and 4 are installed. 12 and 22 are configured.
As shown in FIG. 7A, these wall raised portions 12 and 22 are formed so as to be substantially in a series along the four peripheral ends of the bathroom floor pan 2 in a state where the floor pans 10 and 20 are connected to each other. ing.
In addition, wall placing portions 12a and 22a on which wall panels 4, 4, 4 and 4 are placed are provided at midway portions in the vertical direction of the wall standing upper portions 12 and 22 (FIG. 2 ( a) and FIG. 5). The wall mounting portions 12a and 22a of the wall standing upper portions 12 and 22 are the upper surfaces (wall mounting portion upper surfaces) 12b and 22b of the respective wall mounting portions 12a and 22a in a state where the floor pans 10 and 20 are connected to each other. Is formed so as to be positioned at substantially the same height in a substantially continuous manner along the four peripheral ends of the bathroom floor pan 2.
Further, the upper wall portions 12 and 22 are provided with upper portions 12c and 22c as rising portions that rise upward from the wall mounting portions 12a and 22a (see also FIGS. 5 and 6).
In addition, as shown in FIG.4 and FIG.7 (a), in the site | part used as the installation location of the fitting 5 of the wash-floor floor pan 20, the wall standing upper part 22 is not provided, but it is set as the installation part 22e of the fitting 5. FIG. ing. The installation part 22e of the joinery 5 is provided at a position corresponding to the installation location of the joinery 5.

Moreover, the upright parts 13 and 23 located in the mutual connection side of these floor pans 10 and 20 comprise a connection side part, and comprise the wash-basin side upright part 13 and the bathtub side upright part 23, respectively.
Moreover, in this embodiment, as shown to Fig.3 (a), the bathtub floor pan 10 and the wash-room floor pan 20 shall be divided | segmented by cut | disconnecting the integrally formed integral floor pan 9. FIG. By adopting such a configuration, it is possible to form the same as the integrally formed floor pan, and the integrally formed floor pan and the mold can be made common. Thereby, for example, the moldability can be improved as compared with the case where the bathtub floor pan 10 and the wash floor pan 20 are individually molded.
Moreover, in this embodiment, it shall be divided | segmented in the dam part 9a formed so that it might stand up from each bottom part 11 and 21 of the bathtub floor pan 10 and the wash-floor floor pan 20. FIG. That is, the upright portions 13 and 23 that are the connecting side portions of the floor pans 10 and 20 are formed by dividing the weir portion 9a.

  As shown in FIG. 3A, the dam portion 9a of the integrated floor pan 9 is formed substantially horizontally so as to connect the upright portions 13 and 23 on the connecting side of the floor pans 10 and 20 and the upper ends thereof. The top part 9b thus formed is integrally formed. The dam portion 9a has a shape in which a concave groove that opens downward is provided on the back surface side by the upright portions 13 and 23 and the top portion 9b. Moreover, the dam part 9a is provided so that it may extend over the substantially full length of the integrated floor bread 9 in the depth direction so that the boundary part of the bathtub floor bread 10 and the washroom floor bread 20 may be met. In addition, the top part 9b of the weir part 9a is inclined downward as its longitudinal direction (floor pan depth direction) both end parts go to the longitudinal direction outward side, and is connected to the above-described wall mounting parts 12a and 22a. Both ends thereof are formed so as to be continuous with the upper portions 12c and 22c of the wall standing upper portions 12 and 22 (see also FIG. 2 (a), FIG. 5 and FIG. 6 (b)).

Moreover, in this embodiment, the outer side surfaces (back surfaces) 13a and 23a formed so as to oppose each other of the upright portions 13 and 23 on the connection side of the floor pans 10 and 20 approach each other toward the top portion 9b. The inclined surface is inclined to the side. That is, the outer surfaces 13a and 23a of the upright portions 13 and 23 constituting the both side walls of the concave groove are inclined surfaces that expand toward the lower side.
In the illustrated example, the inclination angle (inner angle) of the outer surface 13 a of the upright portion 13 of the bathtub floor pan 10 with respect to the lower surface (back surface) of the top portion 9 b is set as the top portion 9 b of the outer surface 23 a of the upright portion 23 of the wash floor pan 20. The example which made it larger than the inclination angle (inner angle) with respect to the lower surface of is shown.
Further, in the present embodiment, the upright portions 13 and 23 themselves are formed in an inclined shape, and the outer side surfaces 13a and 23a are inclined as described above. That is, the inner surface (surface) side of the upright portions 13 and 23 is also a similar inclined surface.

Moreover, in this embodiment, as shown with the dashed-two dotted line of Fig.3 (a), the integrated floor bread 9 is cut | disconnected in the top part 9b of this dam part 9a, and the bathtub floor bread 10 and the washroom floor bread 20 are made into. It is divided. Further, the integrated floor pan 9 is cut along the cutting line along the longitudinal direction of the dam portion 9a and divided into the bathtub floor pan 10 and the wash floor pan 20.
The integral floor pan 9 may be cut by an appropriate cutting machine 8 such as a circular saw. Further, the cutting of the integrated floor pan 9 may be performed in a factory before being transported to the construction site, or may be performed in the construction site or the like.
In the example shown in the figure, the weir portion 9a is cut along a portion closer to the wash floor pan 20 than the center of the top portion 9b in the width direction. In the site | part around the drain outlet which is narrow, it is cut | disconnected in the width direction approximate center of the top part 9b of the dam part 9a (refer Fig.7 (a)).

A plurality of vertical ribs 9c are provided on the back surface of the dam portion 9a at intervals along the longitudinal direction of the dam portion 9a along the longitudinal direction of the dam portion 9a. That is, the plurality of vertical ribs 9c are provided at intervals on the back side of the integrated floor pan 9 along the cutting line.
These vertical ribs 9c are formed in a series along the lower surface of the top portion 9b of the dam portion 9a and the outer side surfaces 13a, 23a of the upright portions 13, 23. Further, the vertical ribs 9c are opposed to the outer surfaces 13 and 23 formed so as to protrude downward from the lower surface of the top portion 9b of the dam portion 9a and the raised portions 13 and 23 so as to face each other. It is formed so as to protrude in the direction. That is, the plurality of vertical ribs 9c are provided so as to cross the concave groove on the back surface side of the dam portion 9a.

Moreover, in the example of a figure, the example which provided these vertical ribs 9c in a row so that it may reach also the lower surface (back surface) side of the bottom parts 11 and 21 of each floor pan 10 and 20 is shown. In addition, the back surface of the integrated floor pan 9 includes the vertical ribs 9c, and a plurality of ribs are provided in a substantially lattice shape with an interval in the width direction and the depth direction (see FIG. 7B). These ribs are provided so as to protrude downward from the back surfaces of the floor pans 10 and 20.
Moreover, these vertical ribs 9c are cut | disconnected with the top part 9b of the dam part 9a, as shown by the dashed-two dotted line of Fig.3 (a). In the present embodiment, the vertical rib 9c including the top portion 9b of the weir portion 9a is divided into a substantially vertical shape (the thickness of the top portion 9b of the weir portion 9a) so as to be divided into the bathtub floor pan 10 side and the wash floor pan 20 side. (Direction along the vertical direction).

The top portion 9b of the dam portion 9a is cut at the upper end portions of the raised portions 13 and 23 of the bathtub floor pan 10 and the washing floor pan 20 thus divided, and the end portion on the connection side (cutting side) The connecting side end portions 14 and 24 are formed (see also FIG. 3B and the like). These connecting side end portions 14 and 24 are provided so as to protrude from the upper end portions of the upright portions 13 and 23 in directions opposite to each other, and have substantially the same thickness.
Further, each of the raised portions 13 and 23 of the bathtub floor pan 10 and the washing floor pan 20 divided in this way has a plurality of convex piece portions 15 and 25 that protrude in directions opposite to each other and extend vertically. It is formed (see also FIG. 3B and the like). Moreover, these convex piece parts 15 and 25 protrude in a row from the lower surface of each connection side edge part 14 and 24 of the bathtub floor pan 10 and the wash-floor floor pan 20, and the outer surface 13a, 23a of each standing part 13,23. It is supposed to be configured. Moreover, these convex piece parts 15 and 25 are set as the structure which does not protrude in the opposing direction from the front end surface (end surface which opposes) of each connection side edge part 14 and 24. As shown in FIG. That is, the front end surfaces 15a and 25a of these convex piece parts 15 and 25 and the front end surface of each connection side edge part 14 and 24 are made into the substantially same planar shape. Moreover, the front-end | tip surfaces 15a and 25a which these convex piece parts 15 and 25 oppose are mutually substantially parallel, and are made into the substantially perpendicular | vertical surface.

In addition, as shown in FIGS. 4 and 7, the bathtub floor pan 10 and the washing floor floor pan 20 have a drain port connected to a drain trap or the like, a fixing portion to which an adjuster bolt (support leg) is fixed, or the like. Is provided.
Further, in the present embodiment, the shape of each floor pan 10, 20 in a plan view and a bottom view state is axisymmetric with respect to the depth direction center line as an axis of symmetry. Moreover, the shape in the state which faced each cutting | disconnection side surface of each floor pan 10 and 20 is made into a line symmetrical shape by making a depth direction centerline into a symmetrical axis, respectively (refer also to Fig.2 (a)).
The bathtub floor pan 10 and the washroom floor pan 20 may be made of a synthetic resin material, a metal material, or the like. The synthetic resin material may be a fiber reinforced synthetic resin material (so-called FRP) containing reinforcing fibers such as glass fibers, carbon fibers, and mineral fibers.

The bathtub floor pan 10 and the wash floor pan 20 are connected to each other via a connecting member 30 attached to one of the floor pans 20 (10). In this embodiment, as shown to Fig.4 (a), the example which attached the connection member 30 to the washroom floor pan 20 is shown. An upright portion 13 as a connecting side portion of the bathtub floor pan 10 is fastened to the connecting member 30 by a stopper 28, and the bathtub floor pan 10 and the wash floor pan 20 are connected to each other.
As shown in FIG. 1, the waterproof structure of the divided floor pan according to the present embodiment is a gap for filling a sealing material between the connecting side end portions 14, 24 facing each other between the bathtub floor pan 10 and the wash floor pan 20. The sealing material receiver 31 made of a hard material is provided over the substantially entire length of the gap 19 on the back side of the connecting side end portions 14 and 24 so as to form the bottom portion 19.

In the present embodiment, an example in which the sealing material receiver 31 is a connection main body 31 included in the connection member 30 is shown. According to this, the connecting member 30 (connecting main body 31) for connecting the floor pans 10 and 20 can function as the bottom of the filling portion of the sealing material 29 described later, and a backup material is provided separately. As compared with the above, the structure can be simplified.
The connecting body 31 is provided with sealing material receiving portions 32 b and 36 b serving as the bottom of the gap 19 over substantially the entire length of the gap 19.
The connection body 31 is formed from a hard material such as a synthetic resin material or a metal material. The synthetic resin material may be the same fiber reinforced synthetic resin material as described above.
Further, the connecting member 30 is provided with a connecting metal fitting 43 that is fixed to the connecting body 31 and the washing floor floor pan 20 by the stoppers 26 and 27, and the upright portion 13 of the bathtub floor pan 10 is fixed by the stopper 28. .

  In the present embodiment, a predetermined gap is provided between the connecting body 31 and the bathtub floor pan 10, and the floor pans 10 and 20 are connected to each other on the connection side end portions 14 and 24 of the floor pans 10 and 20. 19, contact portions 13a, 15a, 33a, and 36c that contact each other along substantially the same direction as the fastening direction of the stopper 28 are provided. In other words, in the present embodiment, a gap is formed in the connecting body 31 serving as a sealing material receiver to form a predetermined gap 19 for filling the sealing material between the connecting side end portions 14 and 24 of the floor pans 10 and 20. The positioning part is provided. According to this, the abutting portions 13a, 15a, 33a, and 36c can abut on each other to suppress over tightening of the stopper 28, and even when the stopper 28 is excessively tightened, the abutting portions 13a, 15a. , 33a, and 36c, and a predetermined gap 19 can be secured between the connecting end portions 14 and 24 of the floor pans 10 and 20.

Moreover, the vertical direction of the bathtub floor pan 10 with respect to the washroom floor pan 20, the floor pan depth direction (the direction along the longitudinal direction of the joint portion between the floor pans 10 and 20), and the floor pan width direction (the bathtub floor) Positioning portions 32c, 38, 41, 33a, and 36c that enable positioning in at least one of the pan 10 and the wash floor pan 20 (in the direction along the juxtaposed direction) are provided.
Moreover, the connection main body 31 is set as the structure distribute | arranged over the full length so that the joint part of the bathtub floor pan 10 and the washroom floor pan 20 may be met. The positioning portions 32c, 38, 41, 33a, and 36c described above are provided at a plurality of locations at intervals in the entire length or the longitudinal direction of the connection body 31 that is elongated in this way.

Moreover, the positioning part which enables the connection main body 31 to perform positioning in at least one direction among the vertical direction of the connection main body 31 with respect to the washing floor floor pan 20, the direction along the floor bread depth direction, and the direction along the floor bread width direction. 32a, 38, 40, 36a are provided. In addition, the positioning portions 32a, 38, 40, and 36a are provided at a plurality of locations at intervals in the entire length or the longitudinal direction of the connection main body 31.
In the present embodiment, the connecting body 31 is provided with positioning portions 32c, 38, which can position the bathtub floor pan 10 in the vertical direction, the floor pan depth direction, and the floor pan width direction with respect to the wash floor pan 20, respectively. 41, 33a, and 36c are provided. Moreover, the positioning part 32a which enables the connection main body 31 to position in each direction of the up-down direction of the said connection main body 31 with respect to the washroom floor pan 20, the direction along a floor bread depth direction, and the direction along a floor bread width direction. , 38, 40, 36a.

As shown in FIG. 1, the vertical positioning portion of the connection main body 31 is stepped down from the upper surface 24 a of the connection side end 24 of the washing floor pan 20 according to the thickness of the connection side end 14 of the bathtub floor pan 10. It is arranged in a shape, and is a mounting portion 32c on which the connection side end portion 14 of the bathtub floor pan 10 is mounted. The mounting portion 32 c is substantially flush with the sealing material receiving portions 32 b and 36 b, and also serves as a contact portion that is in contact with the lower surface of the connection side end portion 14 of the bathtub floor pan 10.
Further, as shown in FIG. 1, the vertical positioning portion of the connection main body 31 with respect to the wash floor pan 20 is a contact portion 32 a that is in contact with the lower surface of the connection side end portion 24 of the wash floor pan 20. Yes.
As shown in FIGS. 1 and 2, the positioning portion (depth direction positioning portion) of the connecting body 31 in the depth direction of the floor pan opens toward the bathtub floor pan 10, and the convex piece portion 15 of the bathtub floor pan 10. It is set as the recessed part (bath-side recessed part) 41 which accepts.
Moreover, the positioning part (depth direction positioning part) of the direction along the floor pan depth direction of the connection main body 31 with respect to the washroom floor pan 20 has the convex piece part 25 provided in the washroom floor bread 20 to which the connection member 30 is attached. It is set as the recessed part (washing area side recessed part) 40 of the connection main body 31 which receives.

  Moreover, in this embodiment, the convex piece part of the bathtub floor pan 10 is between the mounting part 32c and the mounting part 32c so that the connection main body 31 may follow the back surface shape of the connection side edge part 14 of the bathtub floor pan 10. It is set as the structure which provided the some bathtub side recessed part 41 which receives 15 each. According to this, the sealing material outside the sealing material receiving portions 32b and 36b can be obtained while making the depth of the sealing material filling portion along the longitudinal direction and positioning the floor pans 10 and 20 in the depth direction possible. 29 can be prevented from being excessively wrapped around. In other words, the sealing material 29 is excessively wrapped around the sealing material receiving portions 32 b and 36 b by the convex portion 15 of the bathtub floor pan 10 fitted in the mounting portion 32 c of the coupling body 31 and the bathtub-side recess 41. ) Can be suppressed.

  Further, in the present embodiment, the convexity of the washing floor pan 20 is formed between the abutting portion 32a and the abutting portion 32a so that the connecting body 31 follows the shape of the back surface of the connecting side end 24 of the washing floor floor pan 20. It is set as the structure which provided the some washroom side recess 40 which receives the one part 25 in each. According to this, while enabling positioning of the connecting member 30 (connecting main body 31) with respect to the washing floor floor pan 20 in the direction along the depth direction of the floor pan, the sealing material receiving portions 32b and 36b are substantially outside as described above. Excessive wraparound (sagging) of the sealing material 29 can be suppressed.

  Moreover, in this embodiment, the thickness direction which is crushed by the convex piece part 15 of the bathtub floor pan 10 in the state which the bathtub floor pan 10 was connected with the concave bottom part of the bathtub side recess 41 of the connection main body 31 is set as a gap. A thin shelf rib-shaped receiving portion 37 is provided along the depth direction of 19. According to this, a space | gap arises by the clearance, molding error, etc. for enabling smooth connection between the bathtub side recessed part 41 of the connection main body 31, and the convex piece part 15 of the bathtub floor pan 10 fitted to this. Even in such a case, it is possible to suppress excessive wrapping (sagging) of the sealing material 29 at the location of the bathtub-side recess 41. In addition, the thin shelf rib which made the thickness direction follow the depth direction of the clearance gap 19 also crushed by the convex piece part 25 of the washroom floor pan 20 also in the concave bottom part of the washroom side recess 40 of the connection main body 31. A shaped receiving portion may be provided.

Moreover, in this embodiment, the fastening direction of the fastener 28 is set to a direction substantially along the width direction of each floor pan 10, 20, and the contact portions 13 a, 15 a, 33 a, 36 c are bathtub floor pans with respect to the washroom floor pan 20. The width direction positioning portion enables positioning in the width direction of 10 floor pans.
Moreover, in this embodiment, it is set as the structure where the fastener 28 is fastened in several places at intervals along the longitudinal direction of the clearance gap 19. As shown in FIG. Further, the abutting portions 13a, 15a, 33a, 36c of the connecting main body 31 and the bathtub floor pan 10 are provided at a plurality of positions so as to be positioned at least at both side ends in the direction along the longitudinal direction of the gaps 19 between the stoppers 28, 28. Provided.
Moreover, in this embodiment, the contact parts 13a and 15a of the bathtub floor pan 10 shall include the front end surface 15a of the some convex piece part 15, and the contact parts 33a and 36c of the connection main body 31 are the bathtub side. The concave bottom surface 36c of the concave portion 41 is included. According to this, for example, compared with the case where the flat plate-like portions are the contact portions, the restriction in the fastening direction of the stopper 28 is effectively performed, and the gap 19 can be more effectively secured. In addition, the width of the gap 19 can be made more uniform along the longitudinal direction.

  Further, in the present embodiment, at least one of the bathtub-side recess 41 of the connection main body 31 and the convex piece portion 15 of the bathtub floor pan 10 is formed so that the parts on the back side that is the non-gap side do not contact each other. doing. For example, due to a molding error, deformation after molding, or the like, a portion on the surface side that is the side of the gap 19 between the concave bottom surface 36c of the bathtub-side recess 41 and the tip surface 15a of the convex piece portion 15 does not come into contact. In addition, it is conceivable that a part on the back surface side that is on the side opposite to the gap is in contact, and in this case, the gap 19 may be less likely to have a specified width. In other words, it is conceivable that the gap 19 becomes larger than the specified width if the parts on the back side that are on the opposite side of the gap contact each other. According to the above configuration, the surface-side portions that are the gap 19 side can be effectively brought into contact with each other, the gap 19 having a predetermined width can be more effectively secured, and the width of the gap 19 can be increased. Uniformity along the longitudinal direction can be more effectively achieved.

Moreover, the positioning part (width direction positioning part) of the direction along the floor bread | pan width direction of the connection main body 31 with respect to the wash basin floor bread 20 is provided in the wash basin floor bread 20 and the connection main body 31, respectively. The contact portions 25a and 36a are in contact with each other along the width direction.
In the present embodiment, the contact portion 25a of the washing floor pan 20 includes the distal end surfaces 25a of the plurality of convex piece portions 25, and the contact portion 36a of the connection main body 31 is connected to the wash place side recess 40. The concave bottom surface 36a is included. According to this, compared with the case where, for example, each flat plate portion is a contact portion, the restriction in the direction along the floor bread width direction of each other is effectively performed, and the floor bread width direction is more reliably met. Directional positioning can be performed.

Next, an example of a specific configuration of the connecting member 30 will be described.
As shown in FIGS. 2A and 4A, the connection main body 31 has a long shape. The length of the connecting body 31 is substantially the same as the depth of the floor pans 10 and 20.
Moreover, as shown in FIG. 1, the connection main body 31 is a dam part (a dam part substantially equivalent to the above-mentioned dam part 9a) formed in these boundary parts in the state where floor pans 10 and 20 are connected to each other. It is made into the shape inserted in the ditch | groove on the back side.
Further, in the present embodiment, the connection main body 31 has a line-symmetric shape with the longitudinal center line as the symmetry axis in correspondence with the shape of the floor pans 10 and 20 that are line-symmetric as described above. .
Moreover, the connection main body 31 is formed so that the outline shape may follow the back surface shape of each floor pan 10 and 20 substantially.

  The connection main body 31 includes an upper surface portion 32 facing upward. The width dimension of the upper surface portion 32 (the dimension along the width direction of each floor pan 10, 20) is the same as the projecting dimension (width dimension) of the connection side end portions 14, 24 of each floor pan 10, 20. Are approximately the same as the sum of Moreover, in this embodiment, this upper surface part 32 is made into the thin plate shape along the thickness direction (up-down direction) of the connection side edge parts 14 and 24 of each floor pan 10 and 20 along the thickness direction.

The wash surface side upper surface 32a of the upper surface portion 32 becomes an abutting portion that contacts the lower surface of the connection side end portion 24 of the wash floor floor pan 20, so that the connecting body 31 can be positioned in the vertical direction with respect to the wash floor pan 20. It becomes the up-and-down direction positioning part.
Further, the bathtub-side upper surface 32 c of the upper surface portion 32 serves as a placement portion on which the connection side end portion 14 of the bathtub floor pan 10 is placed, and is in contact with the lower surface of the connection side end portion 14 of the bathtub floor pan 10. It also becomes a contact part. That is, the bathtub-side upper surface 32 c of the upper surface portion 32 serves as an up-down direction positioning portion that allows the bathtub floor pan 10 to be positioned in the up-down direction with respect to the wash floor pan 20.
Moreover, the intermediate | middle upper surface 32b between the washroom side upper surface 32a and the bathtub side upper surface 32c of this upper surface part 32 comprises a sealing material receiving part, and comprises the bottom part of the clearance gap 19 for sealing material filling.
Also, in the illustrated example, the both sides of the upper surface portion 32 in the width direction are connected to the upright portions 13 and 23 on the connection side of the floor pans 10 and 20 and the connection side end portions 14 and 24 respectively having a concave curved surface shape. A convex curved surface is formed corresponding to the shape of the corner.

Moreover, the connection main body 31 is provided with the side part 33 provided so that it might continue to the bathtub floor pan 10 side of this upper surface part 32. As shown in FIG. A bathtub side surface 33 a facing the bathtub floor pan 10 side of the side surface portion 33 has a shape along the outer surface 13 a of the upright portion 13 of the bathtub floor pan 10. Further, the bathtub side surface 33a of the side surface portion 33 and the outer surface 13a of the upright portion 13 of the bathtub floor pan 10 constitute a contact portion where they contact each other along the fastening direction of the stopper 28, The width direction positioning part which enables positioning of the bathtub floor bread 10 with respect to the bread | pan 20 in the floor bread width direction is comprised.
Further, in the present embodiment, the shape of the side surface portion 33 itself is a shape that follows the inclined shape of the upright portion 13 of the bathtub floor pan 10 described above, and the side surface portion 33 is formed in the thickness direction of the upright portion 13. It is in the shape of a thin plate along the thickness direction.

In addition, the connecting body 31 is provided with a wash-side recess 40 and a bathtub-side recess 41 that open toward the wash-floor floor pan 20 side and the bathtub floor pan 10 side, respectively.
The wash-side recess 40 and the bathtub-side recess 41 are provided at a plurality of locations so as to correspond to the plurality of convex piece portions 15 and 25 provided on the floor pans 10 and 20 (FIG. 2 (a)). The side part 33 of the connection main body 31 described above extends along the longitudinal direction of the connection main body 31 so as to separate the bathtub side recesses 41 so as to form the bathtub side recesses 41 between the side surface parts 33. It is provided at multiple locations.

Moreover, in this embodiment, these washroom side recess 40 and bathtub side recess 41 are made into the shape which opens also upwards. The upper surface portion 32 of the connecting body 31 described above includes the wash-side recess 40 and the bathtub-side recess 41 so that the wash-side recess 40 and the bathtub-side recess 41 are formed between the upper surface portions 32, respectively. It is provided at a plurality of locations along the longitudinal direction of the connecting body 31 so as to be separated from each other.
Further, the wash-side recess 40 and the bathtub-side recess 41 are formed in a slit shape extending in the vertical direction in correspondence with the convex piece portions 15 and 25 of the floor pans 10 and 20.
As shown in FIG. 2, both inner side surfaces (surfaces facing both side surfaces in the thickness direction of the convex piece portions 15, 25) of the wash-side recess 40 and the bathtub-side recess 41 are substantially parallel to each other. It is made into the opposing surface of the recessed side wall parts 35 and 35 of the both sides formed in the shape.
The recess side wall portion 35 is formed to be continuous with the upper surface portion 32 and the side surface portion 33, and from the end portion of the side surface portion 33 (the end portion in the direction along the longitudinal direction of the connecting body 31) to the washing floor floor pan 20 side. It is formed so as to protrude toward.

A surface facing the washroom floor pan 20 side, which is the front end surface in the protruding direction of the recess side wall portion 35, has a shape along the outer surface 23 a of the upright portion 23 of the washroom floor pan 20. In addition, the projecting direction front end surface of the recess side wall portion 35 and the outer side surface 23a of the upright portion 23 of the washroom floor pan 20 constitute a contact portion that abuts each other along the width direction of the washroom floor pan 20. And it is good also as what comprises the width direction positioning part which enables the positioning of the direction along the floor bread | pan width direction of the connection main body 31 with respect to the wash basin floor bread 20. FIG.
In the illustrated example, the recess side wall portion 35 is formed so as to protrude downward from the lower end of the side surface portion 33.

Moreover, each concave bottom face (surface which faces the front end surfaces 15a and 25a of each convex piece part 15 and 25) of the washroom side recessed part 40 and the bathtub side recessed part 41 is shown in FIG.2 (b) and (c). As shown, both side surfaces 36a and 36c of the recess bottom wall 36 are formed.
The recess bottom wall portion 36 is formed in a thin plate shape whose thickness direction is along the width direction of the floor pans 10 and 20, and is formed so as to connect the recess side wall portions 35 and 35 on both sides. Yes.
The wash floor side concave bottom surface 36a of the recess bottom wall portion 36 facing the wash floor floor pan 20 side and the front end surface 25a of the convex piece portion 25 of the wash floor floor pan 20 are arranged along the width direction of the wash floor floor pan 20. The abutting portion to be abutted is configured, and a width direction positioning portion that enables positioning in the direction along the floor pan width direction of the connection main body 31 with respect to the washing floor floor pan 20 is configured.
Moreover, the bathtub side concave bottom surface 36c facing the bathtub floor pan 10 side of the recess bottom wall portion 36 and the front end surface 15a of the convex piece portion 15 of the bathtub floor pan 10 are along substantially the same direction as the fastening direction of the fastener 28. Abutting portions that abut against each other are configured, and a width direction positioning portion that enables positioning of the bathtub floor pan 10 in the floor pan width direction with respect to the washing floor pan 20 is configured.

  The thickness of the recess bottom wall 36 is a dimension corresponding to the width of the gap 19 for filling the sealing material. Further, when the integrated floor pan 9 is cut and divided into the bathtub floor pan 10 and the wash floor pan 20 as in the present embodiment, the thickness dimension of the recess bottom wall portion 36 is set as follows. It is good also as a dimension according to the blade width dimension of cutting machine 8. Further, the thickness dimension of the bottom wall portion 36 of the recess (that is, the width dimension of the gap 19) is such that if the gap 19 for filling the sealing material is too small, it becomes difficult to fill the sealing material 29. If it is larger, workability and waterproofness tend to be reduced, so that it may be, for example, about 1 mm to 20 mm, preferably about 3 mm to 10 mm.

  Moreover, the upper surface 36b of this recess bottom wall part 36 is formed so that it may continue to the upper surface parts 32 and 32 located in the both sides of the washroom side recess 40 and the bathtub side recess 41, The upper surface part of these both sides The intermediate upper surfaces 32b and 32b of the 32 and 32 are flush with each other. The upper surface 36b of the recess bottom wall portion 36, together with the intermediate upper surface 32b of the upper surface portion 32, constitutes a sealing material receiving portion and constitutes the bottom portion of the gap 19 for filling the sealing material. The depth dimension of the gap 19 formed by the upper surface 36b of the recess bottom wall portion 36 and the intermediate upper surface 32b of the upper surface portion 32 (the dimension according to the thickness dimension of each connecting side end portion 14, 24) is as follows. From the same viewpoint as described above, for example, about 1 mm to 20 mm, preferably about 3 mm to 10 mm.

  Moreover, in this embodiment, as shown in FIG.2 (c), the opening which mutually connects this recess bottom wall part 36 to the anti-gap side site | parts of the washroom side recess 40 and the bathtub side recess 41 is formed. As shown, the gap 19 is provided only at the site. That is, the vertical dimension of the recess bottom wall portion 36 is set so that the concave bottom wall portion 36 does not come into contact with the lower portion of each convex piece portion 15, 25 on the opposite gap side. , 25 is smaller than the vertical dimension of the tip portion. In the example shown in the figure, the vertical dimension of the bottom wall portion 36 of the recess is set to about 1/3 of the vertical dimension of the tip portions of the convex piece portions 15 and 25. Instead of such a mode, the vertical dimension of the recess bottom wall portion 36 and the vertical dimension of the tip end portions of the convex piece portions 15 and 25 are substantially the same dimension, and the opposite clearance gap side of the recess bottom wall portion 36 is used. It is good also as an aspect which made the site | part thin. Moreover, it replaces with these aspects, or in addition, it dents the anti-gap side site | part of the front-end | tip part of the convex piece part 15 (and the convex piece part 25 of the wash-floor floor pan 20) of the bathtub floor pan 10, or anti-gap. It is good also as an aspect which made the side part missing.

Further, as shown in FIGS. 2B and 2C, the thin shelf rib-shaped receiving portion 37 so as to protrude from the bathtub-side concave bottom surface 36 c of the recess bottom wall portion 36 toward the bathtub floor pan 10 side. Is provided. The thin-shelf rib-shaped receiving portion 37 is formed so as to be bridged between the concave side wall portions 35 on both sides, with the thickness direction being along the vertical direction.
Further, in the present embodiment, a thin shelf rib-shaped receiving portion 37 is provided in the vicinity of the upper end portion of the recess bottom wall portion 36. According to this, the excessive surrounding (sagging) of the sealing material 29 in the bathtub-side recess 41 can be more effectively suppressed.

  In addition, the protrusion dimension and thickness dimension of this thin shelf rib-shaped receiving part 37 are good also as an appropriate dimension so that the whole may be crushed by the convex piece part 15 of the bathtub floor pan 10. FIG. Further, in the illustrated example, an example in which a single thin shelf rib-shaped receiving portion 37 is provided in the concave bottom portion of the bathtub-side recess 41 is shown, but a plurality of thin shelf rib-shaped receiving portions 37 are arranged at the depth of the gap 19. You may make it provide in the concave bottom part of the bathtub side recessed part 41 at intervals along the direction (in this embodiment, an up-down direction). Moreover, although the example shown as the thin shelf rib-shaped receiving part 37 made into the substantially rectangular shape seeing in the thickness direction is shown, it opens toward the bathtub floor pan 10 side seeing in the thickness direction. It is good also as the thin shelf rib-shaped receiving part 37 made into the substantially U shape (substantially U shape or substantially C shape).

Moreover, as shown in FIG.1 and FIG.2, each recess lower bottom (surface which faces the lower end surface of each convex piece parts 15 and 25) of the washroom side recessed part 40 and the bathtub side recessed part 41 is a recessed part. The upper surface of the lower wall portion 38 is used.
The recess lower wall portion 38 has a thin plate shape whose thickness direction extends in the vertical direction, and is formed so as to connect the lower end portions of the recess sidewall portions 35 on both sides. With such a configuration, the washing-side recess 40 and the bathtub-side recess 41 are partitioned and formed by the recess side wall portions 35, 35, the recess bottom wall portion 36, and the recess lower wall portion 38 on both sides. The main body 31 has a shape that opens outward in the width direction and upward.
The lower wall portion 38 of the recess is configured such that the lower end portions of the convex piece portions 15 and 25 of the floor pans 10 and 20 are in contact with each other, and constitutes a vertical positioning portion. According to this, in addition to the upper surface portion 32 of the connection main body 31, it is possible to more reliably perform the vertical positioning of the connection member 30 (connection main body 31) with respect to the floor pans 10 and 20 by the recess lower wall portion 38. it can.
In addition, as shown to Fig.2 (a), the boss | hub part provided in the upper side part by the side of the bathtub floor pan 10 of the connection main body 31 so that it may protrude in the lower surface of the connection side edge part 14 of the bathtub floor pan 10 is provided. A recess is provided for receiving. The boss part provided in the bathtub floor pan 10 is configured to open on the upper surface of the connecting side end 14 of the bathtub floor pan 10 and receive the nut member.

Further, in the illustrated example, the connection main body 31 is provided with a lower surface portion 34 that protrudes toward the washroom floor pan 20 so as to be continuous with the lower end portion of the side surface portion 33. The lower surface portion 34 has a thin plate shape with the thickness direction extending in the vertical direction, and is formed substantially parallel to the upper surface portion 32. Further, the lower surface portion 34 is formed so as to be bridged between the recess side wall portions 35 and 35 on both sides formed so as to be continuous with both sides of the side surface portion 33.
With such a configuration, the connection main body 31 has a concave portion that opens toward the washing floor pan 20 side by the upper surface portion 32, the side surface portion 33, and the recess side wall portions 35, 35 and the lower surface portion 34 on both sides of the side surface portion 33. A place is formed between the washroom side recesses 40 (see FIGS. 1 and 2A).

In addition, the longitudinal direction both ends side part of the connection main body 31 inclines below as it goes to the longitudinal direction outward side, and the connection side of each floor pan 10 and 20 formed so that it may continue to the wall mounting parts 12a and 22a. It is made into the shape according to the shape of the both ends side part along the clearance gap longitudinal direction of the edge parts 14 and 24 (refer Fig.2 (a)). That is, the upper surface part 32 of the longitudinal direction both ends side part of the connection main body 31 and the upper surface 36b of the recess bottom wall part 36 are formed so that it may incline below as it goes to a longitudinal direction outward side.
Moreover, the wall mounting parts 12a and 22a provided in the longitudinal direction both ends of the connection main body 31 so as to continue to both ends along the gap longitudinal direction of the connection side end parts 14 and 24 of the floor pans 10 and 20 are provided. Side end abutting portions 39, 39 that abut on the lower surface are provided (see FIGS. 2A and 6A).

As for these side edge contact parts 39 and 39 of both sides, each upper surface is contact | abutted by the lower surface of wall mounting part 12a, 22a. The upper surfaces of the side end contact portions 39, 39 on both sides are the same as the upper surfaces 32a, 32b, 32c of the upper surface portion 32 and the upper surface 36b of the recess bottom wall portion 36, as the vertical positioning portion and the sealing material receiving portion. Function. Further, the side edge abutting portions 39, 39 on both sides are provided with convex piece portions similar to the above provided on the lower surfaces of both end edges along the gap longitudinal direction of the connecting side end portions 14, 24 of the floor pans 10, 20, respectively. Side end ribs are provided to be in contact with the front end surface. Both side surfaces in the thickness direction of the side end ribs on both sides function as contact portions and width direction positioning portions, similarly to the side surfaces 36a and 36c of the recess bottom wall portion 36.
The connecting body 31 is not limited to one integrally formed over its entire length, but is composed of a plurality of members divided in the longitudinal direction, and these are butted in the longitudinal direction and joined to form the above shape. It is also good.

  As shown in FIG. 1, the connection fitting 43 is fixed to the connection main body 31 by a stopper 27. The connection fitting 43 is fastened and fixed to the bathtub floor pan 10 by the stopper 28, and the second fixed piece 45 is fastened and fixed to the washing floor pan 20 by the stopper 26. And. In the present embodiment, a portion fixed to the connection main body 31 of the connection fitting 43 and a portion fixed to the bathtub floor pan 10 are provided in the first fixed piece 44.

Moreover, in this embodiment, the 1st fixed piece 44 is set with respect to the upright part 13 of the bathtub floor pan 10 so that a thickness direction may be followed along with the juxtaposed direction of the bathtub floor pan 10 and the wash-room floor pan 20 in parallel. It is arranged in parallel and the bathtub floor pan 10 is fixed. Further, the second fixed piece 45 is provided orthogonal to the first fixed piece 44 and is arranged so as to follow the thickness direction in the depth direction of the floor pan, and is fixed to the wash floor pan 20. It is supposed to be.
In the present embodiment, the connecting member 30 is provided with a plurality of connecting fittings 43 that are fixed to the connecting body 31 at intervals along the longitudinal direction of the connecting body 31. In addition, illustration of the connection metal fitting 43 is abbreviate | omitted in Fig.2 (a).

As shown in FIG. 1, the first fixing piece 44 is fixed to the connection main body 31 by the stopper 27 so as to be along the side of the wash basin facing the wash basin floor 20 of the side surface 33 of the connection main body 31.
The first fixed piece 44 is provided with an insertion hole 44a for the stopper 27 that penetrates the first fixed piece 44 in the thickness direction. A plurality of insertion holes 44 a may be provided in the first fixed piece 44. In addition, the side surface 33 of the connecting body 31 is provided with a stopper hole 33c serving as a fixing portion of the stopper 27 so as to open on the side surface of the wash basin corresponding to the insertion hole 44a of the first fixing piece 44. (See also FIG. 2 (a)). In the illustrated example, the stopper hole 33 c of the side surface portion 33 of the connecting body 31 is formed in a boss portion that is formed so as to protrude in the thickness direction from the side surface of the washing place and is inserted into the insertion hole 44 a of the first fixing piece 44. ing.
The connection fitting 43 is fixed to the connection main body 31 by a stopper 27 that is fixed to the stop hole 33 c of the connection main body 31 through the insertion hole 44 a of the first fixing piece 44.

  Further, the first fixing piece 44 is provided with a stopper hole 44 b as a fixing portion of the stopper 28. In the illustrated example, the stopper hole 44 b is a through hole that penetrates in the thickness direction of the first fixed piece 44. An insertion hole 33 b of a stopper 28 that penetrates the side surface portion 33 in the thickness direction is provided in the side surface portion 33 of the connection main body 31 so as to correspond to the stopper hole 44 b of the first fixing piece 44. In addition, an insertion hole 13b of a stopper 28 that penetrates the rising part 13 in the thickness direction is provided in the rising part 13 of the bathtub floor pan 10 so as to correspond to the stopper hole 44b of the first fixing piece 44. ing.

  With such a configuration, the bathtub floor pan 10 is moved by the stopper 28 fastened to the stopper hole 44b of the first fixed piece 44 from the inner surface side of the rising portion 13 of the bathtub floor pan 10 through the insertion holes 13b and 33b. It is fixed to the connection member 30 (connection metal fitting 43). Moreover, as shown to Fig.7 (a), the fastener 28 will be fastened by the several places of the standing part 13 of the bathtub floor pan 10 at intervals along the longitudinal direction of the clearance gap 19. As shown in FIG. In addition, the bottom wall portion 36 of the recess and the bathtub floor constituting the contact portion of the connecting body 31 so as to be positioned at least on both side ends in the direction along the longitudinal direction of the gap 19 and between the plurality of fasteners 28, 28. The convex piece part 15 which comprises the contact part of the bread | pan 10 will be provided.

As shown in FIG. 1, the second fixed piece 45 protrudes from one edge of the first fixed piece 44 toward the washing floor pan 20 and is substantially orthogonal to the first fixed piece 44. It is formed in a shape. The first fixed piece 44 and the second fixed piece 45 are integrally formed by pressing or bending.
Further, in the present embodiment, the second fixed piece 45 is formed so that the thickness direction thereof is along the thickness direction of the convex piece portion 25 of the washroom floor pan 20, and the convex piece portion of the washroom floor pan 20 is formed. 25 is fixed by a stopper 26. In the example of the figure, an example is shown in which the second fixing piece 45 is fixed to the back surface side portion of the bottom portion 21 of the convex piece portion 25 provided in a series so as to reach the back surface side of the bottom portion 21 of the washing floor pan 20. Yes.

Further, the second fixed piece 45 is provided with an insertion hole 45 a of a stopper 26 that penetrates the second fixed piece 45 in the thickness direction and is fixed to the wash floor pan 20. In the present embodiment, the second fixing piece 45 is provided with a plurality (three in the illustrated example) of insertion holes 45a.
The connecting member 30 is fixed to the wash floor pan 20 by a stopper 26 that is fixed to the convex piece portion 25 of the wash floor pan 20 through the insertion hole 45a of the second fixing piece 45 of the connection fitting 43.
In the illustrated example, the second fixed piece 45 is substantially L-shaped when viewed in the thickness direction, and the first fixed piece 44 is provided so as to continue to one piece, and a plurality of insertion holes 45a are provided in the other piece. An example is shown.

2 (a), FIG. 7 (b), and FIG. 4, the numbers of the concave portions 40, 41 of the connecting body 31 and the convex pieces 15, 25 of the floor pans 10, 20 are different. However, the number of these is not limited to the number in the illustrated example, and may be an appropriate number.
Further, the outer shape of the connection main body 31 is not limited to the above example, and can be appropriately modified according to the back surface shape of each floor pan 10, 20. Similarly, the shape of the connection fitting 43 can be modified as appropriate. Moreover, it is not restricted to the connection member 30 which consists of the connection main body 31 and the connection metal fitting 43, It is good also as the connection member 30 which provided these integrally.
Moreover, fixing to the washroom floor pan 20 described above may be performed in a factory or the like before being transported to a construction site, or may be performed in a construction site or the like.

The bathroom floor pan 2 configured as described above may be constructed as follows.
First, as shown in FIG. 4, the washroom floor pan 20 to which the connecting member 30 is fixed is installed. At this time, the adjuster bolt of the wash floor pan 20 may be adjusted to adjust the upper and lower levels of the wash floor pan 20.
Next, the bathtub floor pan 10 is installed. At this time, as shown in FIGS. 3 (b) and 4 (b), the bathtub floor pan 10 is moved downward with respect to the connecting member 30 of the installed washroom floor pan 20, and the bathtub floor pan 10 is You may make it install.
At this time, the bathtub floor pan 10 is moved downward so that each convex piece portion 15 of the bathtub floor pan 10 is fitted into each bathtub-side recess 41 of the connecting member 30 via the respective upper openings. You may do it. Thereby, the positioning of the depth direction of the bathtub floor pan 10 with respect to the washroom floor pan 20 is made. Moreover, by this, the depth direction both side surfaces (outer surface of the wall standing upper parts 12 and 22) of each floor pan 10 and 20 become substantially the same plane shape.

Moreover, you may make it mount the connection side edge part 14 of the bathtub floor pan 10 in this case on the bathtub side upper surface 32c as a mounting part of the connection member 30. FIG. Thereby, the vertical positioning of the connection side end 14 of the bathtub floor pan 10 with respect to the connection side end 24 of the washing floor floor pan 20 is performed. Moreover, thereby, the upper surfaces 14a and 24a of the connection side edge parts 14 and 24 of each floor pan 10 and 20 become substantially the same plane shape.
At this time, the adjuster bolt of the bathtub floor pan 10 may be adjusted to adjust the upper and lower levels of the bathtub floor pan 10.
And the upright part 13 of the bathtub floor pan 10 is fastened and fixed to the connection member 30 by the stopper 28 as mentioned above. As the fastener 28 is tightened, the outer side surface 13a of the raised portion 13 of the bathtub floor pan 10 comes into contact with the bathtub side surface 33a of the side surface portion 33 of the connection member 30 (connection body 31) (see FIG. 1). Moreover, the front end surface 15a of the convex piece part 15 of the bathtub floor pan 10 contacts the bathtub side concave bottom surface 36c of the recess bottom wall part 36 of the connection member 30 (connection main body 31). As a result, a predetermined gap 19 for filling the sealing material is formed between the connecting side end portions 14 and 24 of the floor pans 10 and 20. Thereby, the positioning of the bathtub floor pan 10 in the width direction with respect to the wash floor pan 20 is performed.

In the state where the floor pans 10 and 20 are connected to each other as described above, the sealing material receiving portions 32b and 36b of the connection main body 31 are located between the connection side end portions 14 and 24, as shown in FIGS. Are arranged over substantially the entire length of the gap 19 so as to form the bottom of the gap 19 formed over substantially the entire length in the depth direction.
In the waterproof structure according to the present embodiment, the sealing material 29 is filled in the gap 19, and the sealing material is straddled across the surfaces 14 a and 24 a of the connecting side end portions 14 and 24 of the bathtub floor pan 10 and the wash floor pan 20. A waterproof tape 46 covering 29 is adhered over substantially the entire length of the gap 19. In the present embodiment, as described above, the bathtub floor pan 10 and the washing floor pan 20 are divided at the top portion 9b of the dam portion 9a, and the waterproof tape 46 is used as the top surface of the top portion of the dam portion. It sticks so that it may straddle over the upper surfaces 14a and 24a of each connection side edge part 14 and 24 of the floor pan 10 and the wash-floor floor pan 20. FIG.

The sealant 29 may be a resin sealant such as a silicone sealant made into a paste.
The sealing material 29 is filled over substantially the entire length of the gap 19. Moreover, you may make it fill with the sealing material 29 so that it may not protrude upward from the upper surfaces 14a and 24a of each connection side edge part 14 and 24 of the bathtub floor pan 10 and the wash-floor floor pan 20. FIG. For example, the upper surface of the sealing material 29 is substantially flush with the upper surfaces 14a and 24a of the connection side end portions 14 and 24, or slightly lower than the upper surfaces 14a and 24a of the connection side end portions 14 and 24. You may make it fill so that it may become.

In addition, this sealing material 29 has a masking tape (curing tape) as appropriate over the entire length of the gap 19 on the upper surfaces 14 a and 24 a of the connecting side end portions 14 and 24 of the floor pans 10 and 20 on both sides in the width direction of the gap 19. You may make it fill with the state stuck over. Thereby, the upper surfaces 14a and 24a of each connection side edge part 14 and 24 used as the adhesion surface of the waterproof tape 46 can be protected.
Moreover, the upper side of the wall standing parts 12 and 22 which protrude upward from the wall mounting parts 12a and 22a provided so that it may continue in the both ends along the clearance gap longitudinal direction of the connection side edge parts 14 and 24 of each floor pan 10 and 20 The gap between the parts 12c and 22c may be filled with the sealing material 29 in a series (see FIG. 5A). In this case, a tape such as an aluminum tape may be attached to the back surfaces (surfaces facing outward) of the upper portions 12c and 22c of the wall standing upper portions 12 and 22 so as to close a gap between them. Or you may make it provide the site | part which covers the clearance gap between the upper side parts 12c and 22c from the back surface side in the connection member 30 (connection main body 31).

As shown in FIG. 5A, the waterproof tape 46 has a thin sheet shape (film shape), and is a back surface of a base material made of a synthetic resin material such as polyethylene or EVA (ethylene-vinyl acetate copolymer resin). It is good also as the adhesive tape by which the adhesive was apply | coated to.
The width dimension of the waterproof tape 46 may be a dimension corresponding to the width dimension of the upper surfaces 14a and 24a of the connection side end portions 14 and 24 and the gap 19 which are the upper surface of the dam portion top portion.
Moreover, in this embodiment, as shown in FIG.5 (b) and FIG.6 (a), the waterproof tape 46 is attached to the wall mounting part upper surface 12b of the gap longitudinal direction both ends of each connection side edge part 14 and 24, 22b and the upper portions 12c and 22c of the wall mounting portions 12 and 22 are also attached to mutually opposing surfaces (inner surfaces) 12d and 22d. Moreover, in this embodiment, the waterproof tape 46 is stuck also on the upper end surface of the upper part 12c, 22c and the surface (anti-opposing surface, back surface) facing outward.

The waterproof tape 46 may be attached to each of the above-described parts in a continuous manner without any gaps.
Moreover, the thickness dimension of this waterproof tape 46 is good also as what was made into the appropriate thickness dimension from viewpoints, such as waterproofness and sticking property. As described above, when it is also attached to the wall mounting portion upper surfaces 12b, 22b, the wall panel 4 installed on the upper side or the waterproof packing 47 as will be described later, From the viewpoint of suppressing floating and the like, the thickness dimension of the waterproof tape 46 may be 0.5 mm or less. In addition, the thickness of the waterproof tape 46 may be set to 0.1 mm or more because it tends to break if it is too thin.

Moreover, in this embodiment, it includes on the waterproof tape 46 affixed on the wall mounting part upper surface 12b, 22b of the gap longitudinal direction both ends of each connection side edge part 14 and 24, and the bathtub floor pan 10 and the washroom floor A waterproof packing 47 is attached to the wall mounting portion upper surfaces 12 b and 22 b provided at the peripheral end of the pan 20.
The waterproof packing 47 may be made of natural rubber, synthetic rubber, closed-cell foamed material, or the like, and can be compressed and deformed. Moreover, it is good also as what applied the adhesive to the back surface of such a base material. Moreover, it is good also as a tape-like thing to which the release paper (release film) etc. which protect an adhesive are affixed.

The waterproof packing 47 is attached over substantially the entire length of the wall placement unit upper surfaces 12b and 22b provided at the peripheral ends of the bathtub floor pan 10 and the wash floor pan 20 (the peripheral end of the bathroom floor pan 2). Has been.
In addition, as shown in FIGS. 5B and 6A, the waterproof packing 47 has the thickness direction along the vertical direction, and one side in the width direction is the upper portion 12c of the wall uprights 12, 22. It is stuck so as to be along 22c.
The width dimension of the waterproof packing 47 is a dimension corresponding to the width dimension of the wall mounting portion upper surfaces 12b and 22b.
The thickness dimension of the waterproof packing 47 may be appropriately set from the viewpoint of waterproofness between the wall mounting portion upper surfaces 12b and 22b (waterproof tape 46) and the lower end portion of the wall panel 4, For example, it may be about 2 mm to 10 mm.

On the waterproof packing 47, the wall panel 4 is installed as shown in FIG. In the example shown in the figure, the lower end of the wall panel 4 is provided with a downward-opening concave groove into which the upper portions 12c and 22c of the wall standing upper portions 12 and 22 are fitted.
For example, the waterproof packing 47 may be abutted and stuck so as not to be stuck on the corner portion or the like.

  Moreover, in this embodiment, as shown in FIG.1 and FIG.6 (b), the cover 48 of the downward opening shape which further covers the upper surface of a dam part and at least the width direction both sides of an upper part over the full length is further provided. ing. In other words, the cover 48 has the upper surfaces 14a and 24a of the connecting side end portions 14 and 24 of the connected floor pans 10 and 20 and the upper surface of the sealing material 29 and the width direction of the weir portion. It is set as the structure which covers the inner surface (surface) of at least the upper side part of the upright parts 13 and 23 of each floor pan 10 and 20 used as both sides. In the illustrated example, the cover 48 covers a portion of about ¼ from the upper end of the rising portion 13 of the bathtub floor pan 10 and covers a portion of about ½ from the upper end of the rising portion 23 of the washing floor pan 20. However, the present invention is not limited to such an embodiment.

As shown in FIG. 1, the cover 48 has a shape corresponding to the surface shape of the dam portion. Moreover, the longitudinal direction both ends side part of the cover 48 inclines below as it goes to a longitudinal direction outward side, and the connection side end of each floor pan 10 and 20 formed so that it may continue to the wall mounting parts 12a and 22a. It is made into the shape according to the shape of the both-ends side part along the clearance gap longitudinal direction of the parts 14 and 24. As shown in FIG.
The cover 48 includes an upper cover portion 48 a that covers the upper surfaces 14 a and 24 a of the connection side end portions 14 and 24 and the upper surface of the sealing material 29. Further, the cover 48 includes both side cover portions 48b and 48c that hang down from both ends in the width direction of the upper cover portion 48a and cover the upper portion of the inner side surface of the upright portions 13 and 23. The upper cover part 48a and the both side cover parts 48b and 48c are all thin plates and have substantially the same thickness.
Further, the upper cover part 48a and the both side cover parts 48b and 48c are close to or abutted with the upper surfaces 14a and 24a of the connecting side end parts 14 and 24 and the inner side surfaces of the upright parts 13 and 23, respectively. It is formed as follows.

Moreover, the lower side part of the side cover part 48b which covers the upright part 13 of the bathtub floor pan 10 among the both side cover parts 48b and 48c can receive the head of the stopper 28 which protrudes from the inner surface of the upright part 13. Thus, it is set as the shape bent so that it may expand toward the width direction outer side of a dam part. In addition, a projecting piece projecting toward the dam portion side is provided at the lower end portion in the longitudinal direction of the side cover portion 48b so as to correspond to the shape of the dam portion narrowed around the drain port as described above. It may be.
Further, in the illustrated example, at the lower end portions of the both side cover portions 48b and 48c, a recess serving as a sealing material filling portion is provided between the inner side surfaces of the upright portions 13 and 23, and the same as described above in each recess. An example in which sealing materials 49 and 49 are filled is shown. The sealing material 49 may be filled over the entire periphery of the peripheral edge of the cover 48.

The cover 48 is attached after the waterproof tape 46 is adhered as described above.
Further, as shown in FIG. 6, a stopper insertion hole is formed in the upper cover portion 48 a of the cover 48 so as to be positioned according to the nut member of the boss portion provided in the bathtub floor pan 10 described above. ing. The cover 48 may be attached to the weir portion of the bathroom floor pan 2 by a stopper fastened to the nut member through the insertion hole. Instead of or in addition to such a mode, the cover 48 may be attached to the weir portion of the bathroom floor pan 2 with an adhesive, an adhesive, or the like. The cover 48 may be attached after the wall panel 4 is installed.
The cover 48 may be formed of a synthetic resin material, a metal material, or the like, and the synthetic resin material may be a fiber reinforced synthetic resin material similar to the above.
Moreover, in FIG.6 (b), illustration of the wall panel 4 is abbreviate | omitted.
FIG. 7A shows a state in which the sealing material 29 is filled between the connecting side end portions 14 and 24 of the connected floor pans 10 and 20, and includes a waterproof tape 46, a waterproof packing 47, and a cover. 48, the wall panel 4 etc. are not shown.

Since the waterproof structure of the divided floor pan according to the present embodiment is configured as described above, it is possible to improve the waterproof property at the joint portion between the divided floor pans 10 and 20.
That is, the back surface of these connection side edge parts 14 and 24 is formed so that the bottom part of the gap 19 for filling the sealing material between the connection side edge parts 14 and 24 of the divided bathtub floor pan 10 and wash floor floor pan 20 may be formed. A sealing material receiver 31 made of a hard material is provided on the side over the entire length of the gap 19. Further, the gap 19 is filled with a sealing material 29. Therefore, compared with the conventional packing material that forms the bottom (backup) of the filling portion of the sealing material (caulking material) 29, the depth of the sealing material filling portion is made uniform along the longitudinal direction. be able to. Thereby, the amount of sealing material filled in the gap 19 can be made uniform along the longitudinal direction, and the waterproofness at the joint portion between the divided floor pans 10 and 20 can be improved. Further, it is possible to make it difficult to cause secular change as compared with the case where the packing material is a backup material.
Further, a waterproof tape 46 covering the sealing material 29 is applied over the entire length of the gap 19 so as to straddle the surfaces (upper surfaces) 14 a and 24 a of the connecting side end portions 14 and 24 of the bathtub floor pan 10 and the wash floor pan 20. It has a worn structure. Therefore, the waterproofness in the joint part of the divided floor pans 10 and 20 can be further improved. Further, since the filling amount of the sealing material 29 filled in the gap 19 as described above can be made uniform along the longitudinal direction, extreme unevenness or the like is hardly formed on the surface side of the gap after filling the sealing material, and is waterproof. The tape 46 can be adhered stably.

  Further, in the present embodiment, the waterproof tape 46 is attached to the wall mounting portion upper surfaces 12 b and 22 b and the wall standing upper portion 12 at both ends in the gap longitudinal direction of the connecting side end portions 14 and 24 of the bathtub floor pan 10 and the wash floor pan 20. , 22 are also attached to the mutually facing surfaces (inner side surfaces) 12d, 22d of the upper portions 12c, 22c. Therefore, the waterproofness in the joint part of the divided floor pans 10 and 20 can be further improved. Moreover, since the wall panel 4 is arrange | positioned in the surface side of the waterproof tape 46 affixed on wall mounting part upper surface 12b, 22b and inner surface 12d, 22d of upper part 12c, 22c, the waterproof tape in the said part The peeling of 46 can be suppressed. Moreover, if it is set as the structure which affixed the waterproof tape 46 along the longitudinal direction of a gap | interval without gaps by this, peeling of the waterproof tape 46 in a longitudinal direction both ends can be suppressed. In place of such a mode, the waterproof tape 46 may not be attached to the inner side surfaces 12d and 22d of the upper portions 12c and 22c.

Moreover, in this embodiment, since the waterproof packing 47 is stuck on wall mounting part upper surface 12b, 22b, the wall panel 4 will be arrange | positioned on this waterproof packing 47, and the bathroom floor pan 2 and the wall The waterproofness in the joint part with the panel 4 can be improved.
Since the waterproof tape 46 is 0.5 mm or less, the waterproof packing 47 and the wall mounting on both sides of the waterproof tape 46 are attached to the wall mounting portion upper surfaces 12b and 22b in a series including the waterproof tape 46. The gap between the top surfaces 12b and 22b can be effectively reduced. In addition, it is not restricted to such an aspect, For example, you may make it not provide the waterproof packing 47. FIG.

  Moreover, in this embodiment, the bathtub floor pan 10 and the washroom floor pan 20 shall be divided | segmented in the top part 9b of the dam part 9a, and the bathtub floor pan 10 used as the upper surface of the top part of a dam part is the waterproof tape 46. And it is set as the structure stuck so that the upper surfaces 14a and 24a of each connection side edge part 14 and 24 of the wash basin floor bread 20 might be straddled. Therefore, the joint part of the divided floor pans 10 and 20 is formed in the weir part rising from the bottom parts 11 and 21 of the floor pans 10 and 20, and the waterproofness in the joint part can be further improved. Moreover, since it is set as the structure which sticks the waterproofing tape 46 so that it may straddle the upper surface 14a, 24a of each connection side edge part 14 and 24 of the bathtub floor pan 10 and the wash-floor floor pan 20 used as the top | upper surface of this dam part. For example, the adhesiveness of the waterproof tape 46 can be improved and the waterproof tape 46 can be more stably attached as compared with an adhesive attached to the upper surface of the bottom or the side surface of the dam. .

  Moreover, in this embodiment, the cover 48 of the downward opening shape which covers the width direction both sides of the top part upper surface of a dam part and at least an upper part over the full length is provided. Therefore, the waterproof property can be further improved by the cover 48, the waterproof tape 46 can be protected, and peeling of the waterproof tape 46 can be suppressed. Such a cover 48 may not be provided.

In addition, as each positioning part which enables positioning of the above-mentioned each direction of the bathtub floor pan 10 with respect to the washroom floor pan 20, it is not restricted to an above-described aspect, A various deformation | transformation is possible.
Moreover, as each positioning part which enables positioning of the above-mentioned each direction of the connection main body 31 with respect to the washing floor floor pan 20, it is not restricted to an above-described aspect, A various deformation | transformation is possible.
Moreover, in this embodiment, as the gap formation positioning part for forming the clearance gap 19 for sealing material filling between the connection side edge parts 14 and 24 of each floor pan 10 and 20, the top part 13 of the bathtub floor pan 10 and Although the example which provided the side part 33 and the bathtub side recessed part 41 each contact | abutted to the convex piece part 15 in the connection member 30 is shown, it is not restricted to such an aspect, Various deformation | transformation is possible.
Further, in the present embodiment, the sealing material receiving portion that becomes the bottom of the gap 19 for filling the sealing material is used as the intermediate upper surface 32b of the upper surface portion 32 of the connecting member 30 (connecting body 31) and the upper surface 36b of the recess bottom wall portion 36. However, the present invention is not limited to such an embodiment, and various modifications are possible.

Moreover, in this embodiment, although the example made into the aspect which fixes the bathtub floor pan 10 with respect to the connection member 30 attached to the washroom floor pan 20 is shown, you may make it the reverse. That is, it is good also as an aspect which fixes the washroom floor pan 20 with respect to the connection member 30 attached to the bathtub floor pan 10. FIG. In this case, the floor pans 10 and 20 and the connecting member 30 may be appropriately deformed.
Moreover, in this embodiment, although the bathtub floor pan 10 and the wash-room floor pan 20 are shown as an example in which the integrally formed floor pan 9 is cut and divided, the bathtub floor pan 10 and The washroom floor pan 20 may be individually molded and divided.
Further, in the present embodiment, as described above, an example in which an up-down direction positioning portion, a depth direction positioning portion, a width direction positioning portion, a gap forming positioning portion, and a sealing material receiving portion is provided is shown. It is not restricted to such an aspect. It is good also as an aspect which provided the connection main body 31 as a sealing material receiver which provided the sealing material receiving part at least.

In the present embodiment, the sealing material receiver 31 is shown as an example of the connection main body 31 provided in the connection member 30 having various positioning functions as described above. However, the present invention is not limited to such a mode. Absent. The sealing material receiver 31 is not limited to one that functions as a connecting member, and may not have a positioning function or the like. For example, it is good also as what adhere | attaches to both the connection side edge parts 14 and 24 of the bathtub floor pan 10 and the wash-floor floor pan 20, or one back surface with an adhesive agent.
Moreover, the waterproof structure of the divided floor pan according to the present embodiment is not limited to the divided bathroom floor pan 2 having the above-described aspect, and is applied to the divided bathroom floor pan having various aspects. Is possible.

4 Wall Panel 9a Weir 9b Top 10 Bath Floor Pan 11 Bottom 12a Wall Placement 12b Wall Placement Top (End Surface)
12c Upper part of the upper wall (upper part)
12d inner surface (opposite surface)
14 Connection side end (opposite end)
14a End top surface (end surface, top surface of dam top)
19 Crevice 20 Washing floor floor pan 21 Bottom 22a Wall mounting part 22b Wall mounting part upper surface (surface of edge part)
22c Upper part of wall upright (upper part)
22d inner surface (opposite surface)
24 Connection side end (opposite end)
24a End upper surface (end surface, top surface of dam top)
29 Sealing material 31 Connecting body (Sealing material receiver)
46 Waterproof tape 47 Waterproof packing 48 Cover

Claims (5)

  A sealing material receiver made of a hard material is formed on the back side of these end portions so as to form a bottom portion of a gap for filling the sealing material between the opposite end portions of the divided bathtub floor pan and wash floor floor pan. A waterproof tape that is provided over the entire length of the gap, is filled with a sealing material, and covers the sealing material so as to straddle the surface of each end of the bathtub floor pan and the wash floor pan. A waterproof structure for a split floor pan, characterized by being adhered over the entire length of the floor. In claim 1,
At both ends in the longitudinal direction of the gap between each end of the bathtub floor pan and the wash floor pan, there are a wall placement portion on which a wall panel is placed and an upright portion that rises upward from the wall placement portion. It is provided for each,
A waterproof structure for a split floor pan, characterized in that the waterproof tape is also attached to the upper surface of the wall mounting portions on both ends and the surfaces of the uprights facing each other. In claim 2,
The said waterproof tape shall be 0.5 mm or less, and the above-mentioned bathtub floor pan is included on the waterproof tape stuck on the wall mounting part upper surface of the gap longitudinal direction both ends of the said bathtub floor pan and the said wash-room floor pan, These bathtub floors A waterproof structure for a split floor pan, characterized in that a waterproof packing is attached to the upper surface of a wall mounting portion provided at a peripheral end of the pan and the wash floor pan. In any one of Claims 1 thru | or 3,
The bathtub floor pan and the wash floor pan are divided at the top of the weir formed so as to rise from the bottom of each of the bathtub floor pan and the wash floor pan,
The waterproof structure of a divided floor pan, wherein the waterproof tape is attached so as to straddle the upper surface of each end of the bathtub floor pan and the wash floor pan, which are the top surface of the dam portion. In claim 4,
A waterproof structure for a divided floor pan, further comprising a cover having a lower opening shape that covers the entire top surface of the dam portion and at least both sides in the width direction of the upper portion over the entire length.

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