JP2008174984A - Joint structure of wall panel - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a joint structure of a wall panel capable of preventing water from leaking the outside a waterproofing pan securely even if water intrudes between the wall panels by devising shapes of blocks. <P>SOLUTION: This joint structure of the wall panel joins a plurality of wall panels forming a wall face by using a joiner provided between joint end faces of the wall panel and the blocks for erecting the joiner on an outer peripheral fringe part of the waterproofing pan. The block is provided with an installation part provided on a lower part side and installed in the outer peripheral fringe part of the waterproofing pan, a mounting part provided on an upper part side to mount a lower end of the joiner, and a drainage channel communicating with an indoor side of the waterproofing pan from the mounting part. A weir is provided on an outdoor side of the mounting part, and an end part on the upstream side of the drainage channel is opened in the mounting part in front of the weir. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a joining structure of a plurality of wall panels forming a wall surface of a bathroom such as a system bathroom.

  Generally, a wall surface of a bathroom such as a system bathroom is formed by joining a plurality of wall panels in the width direction. Conventionally, as a joining structure of the wall panels, for example, disclosed in Patent Document 1 Things are known. In this joining structure, a block is arranged at a flat joint or corner in order to stand a joiner for joining wall panels on an outer peripheral edge such as a rising wall of a waterproof pan.

As shown in FIG. 9, this block has a pair of hooks 100 a provided on the block 100 in the outer peripheral edge 101 a of the waterproof pan 101, with its upper portion protruding upward from the outer peripheral edge 101 a of the waterproof pan 101. The joiner 102 is erected by being inserted and locked from above and by engaging the lower end of the joiner 102 with the protrusion 100 b of the block 100. Adjacent wall panels are joined to each other by a joiner 102 erected on the outer peripheral edge 101a of the waterproof pan 101 and a dry joint material (not shown).
JP 2005-9228 A

  However, in such a joint structure, when a dry joint material is inserted between the wall panels joined by the joiner 102 and water is stopped, in the event that water has entered between the wall panels, This water may travel through the inside of the joiner 102 and leak from the lower end opening of the joiner 102 to the outside of the waterproof pan 101 (that is, outside of the outer peripheral edge 101a), which is not preferable in terms of waterproofness in the bathroom.

  The present invention has been made in view of such circumstances, and its purpose is to devise the shape of the block so that even if water intrudes between the wall panels, the waterproof pan is moved outside. An object of the present invention is to provide a wall panel joining structure that reliably prevents leakage.

  In order to achieve such an object, the invention described in claim 1 of the present invention uses a joiner interposed between the joining end faces of the wall panel and a block standing on the outer peripheral edge of the waterproof pan. A wall panel joining structure for joining a plurality of wall panels forming a wall surface, wherein the block is provided on the lower side and installed on the outer peripheral edge of the waterproof pan, and the upper side And a drainage channel that communicates from the placement unit to the indoor side of the waterproof pan.

  The invention described in claim 2 is characterized in that a weir is provided on the outdoor side of the placing portion, and an upstream end of the drainage channel is opened in the placing portion in front of the weir. To do.

  According to the invention described in claim 1 of the present invention, the block for erecting the joiner on the outer peripheral edge of the waterproof pan includes an installation portion provided on the lower side, a placement portion provided on the upper side, and Since a drainage channel communicating with the indoor side of the waterproof pan from the mounting part is provided, the water on the mounting part can be allowed to flow on the waterproof pan by the drainage channel, and when water enters between the wall panels. In addition, this water can be surely prevented from leaking out of the waterproof pan.

  According to the invention described in claim 2, in addition to the effect of the invention described in claim 1, a weir is provided on the outdoor side of the placing portion and upstream of the drainage channel in the placing portion in front of the weir. Since the side end is open, the drainage that opens on the mounting part can flow reliably to the indoor side while preventing leakage of water that has flowed down from the joiner onto the mounting by the weir to the outside of the room. it can.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
1 to 8 show an embodiment of a wall panel joining structure according to the present invention, in which FIG. 1 is a perspective view of a flat joint viewed from the indoor side, and FIG. 3 is a perspective view of the block, FIG. 4 is a plan view of the joined state of the block and the joiner, FIG. 5 is a perspective view of the corner portion viewed from the indoor side, and FIG. 6 is a perspective view of the corner portion viewed from the outdoor side. Is a perspective view of the block, and FIG. 8 is a plan view similar to FIG.

  As shown in FIGS. 1 and 2, two wall panels 1 forming one wall surface of a bathroom include a flat jointer 2 and a flat joint block 4 disposed at the lower end of the joiner 2. It is joined by a dry joint material (not shown). The block 4 is formed into a shape shown in FIG. 3 by resin molding, and has a linear groove 4a (installation portion) formed in the left-right width direction of the lower surface, which is the lower portion thereof, and a plan view formed on the upper side. It has the mounting part 4b etc. which consist of a rectangular-shaped flat surface.

  Further, on the outer peripheral edge of the mounting portion 4a, on the three surfaces of the back surface side and the left and right side surfaces as a weir having a U-shaped cross section for preventing leakage of water to the outside of the waterproof pan 5, as will be described later. The wall portion 4c is integrally formed with a predetermined dimension protruding upward. Convex ridges 6 are integrally formed in the longitudinal direction (vertical direction) on the inner surfaces of both end sides and the back side of the wall portion 4c, and a cross in plan view is placed on the inside of the wall portion 4c on the mounting portion 4b. Two shaped protrusions 7 are integrally formed. The lower end of the joiner 2 is fitted between the projection 7 and the ridge 6 as shown in FIG. Further, on the front surface of the block 4 serving as the indoor side RI, an upstream end thereof opens to the placement portion 4b, and a downstream end of the groove 4 opens to the front surface serving as the indoor side R1 of the block. Is formed.

  As shown in FIG. 4, the joiner 2 is formed into a shape substantially matching the inner shape of the wall portion 4 c of the block 4, for example, by bending a metal plate, and is keyed inward at both ends thereof. Locking portions 2a that are bent and locked to end locking portions 1a (see FIGS. 1 and 2) provided at both ends in the width direction of the wall panel 1 are integrally formed.

  As shown in FIGS. 1 and 2, the block 4 formed in this way is attached to the waterproof pan 5 by fitting the groove 4a into the outer peripheral edge 5a of the waterproof pan 5 from above, and at this time, the wall portion 4c is located in the outdoor RO, and the downstream end of the drainage channel 8 is open to the indoor RI. In this state, the lower end of the joiner 2 is fitted on the mounting portion 4b of the block 4 and the lower end surface thereof is mounted on the mounting portion 4b, so that the joiner 2 is placed on the block 4 (on the outer peripheral edge 5a of the waterproof pan 5). ). At this time, the lower end of the joiner 2 is fitted in a sandwiched state by two cruciform tip portions of the protrusion 6 and the protrusion 7 provided on the wall portion 4 c of the block 4.

  The joiner 2 is erected, and the end locking portions 1a of the two wall panels 1 to be joined are respectively locked to the pair of locking portions 2a of the joined joiner 2 in the standing state. The wall panels 1 are joined. Then, by inserting a dry joint material (not shown) into the gap 9 (see FIG. 2) formed between the joined end portions of the joined wall panels 1, the joining operation of the flat joint portions of the two wall panels 1 can be performed. Complete.

  In the joined state of the wall panel 1, the wall 4 c of the block 4 is positioned on the outdoor side RO on the back side of the wall panel 1, and the indoor side RI of the wall 4 c is open. The water that has entered and has flowed down the inside of the joiner 2 flows from the lower end of the joiner 2 onto the placement surface 4b of the block 4, and passes through the drainage channel 8 whose upstream end is open to the placement surface 4b. Thus, leakage of water that has entered between the joiners 2 to the outside of the waterproof pan 5 from the downstream end opening to the lower waterproof pan 5 is prevented.

  On the other hand, as shown in FIGS. 5 and 6, a pair of wall panels 1 in a corner portion serving as a connecting portion between adjacent wall surfaces includes a corner joiner 12, a corner block 14 at a lower end, and a dry joint material (not shown). It is joined by etc. The block 14 is formed into a shape shown in FIG. 7 by resin molding, and a groove portion 14a (installation portion) formed by a pair of protrusions is formed at both end portions of the lower end surface, and the upper portion has a corner shape in plan view. A mounting portion 14b made of a flat surface is formed. Further, on the outer peripheral edge portion of the mounting portion 14b, a wall portion 14c as a corner-shaped weir having a planar view having the same function as the wall portion 4c is integrally formed in a state projecting upward by a predetermined dimension. Projections 6 are integrally formed in the longitudinal direction (vertical direction) on two inner surfaces on both ends and the back side of the wall portion 14c, and further, a protrusion is formed on the placement portion 14b on the inner side of the wall portion 14c. Two 7 are integrally formed. Further, at the corner portion of the front surface which becomes the indoor side RI of the block 14, a groove in an L shape in plan view in which upper both end portions are opened on the mounting portion 14 b and a downstream end portion is opened on the lower surface of the block. A drainage channel 15 is formed.

  Further, as in the joiner 2, the joiner 12 is formed, for example, by bending a metal plate into a corner shape in plan view that substantially matches the inner shape of the wall portion 14c of the block 14, as shown in FIG. Each part is integrally formed with a locking part 12a.

  As shown in FIGS. 5 and 6, the block 14 formed in this way is also attached to the corner portion of the waterproof pan 5 by fitting the groove portion 14 a into the outer peripheral edge portion 5 a of the waterproof pan 5. The lower end of the joiner 12 is fitted on the mounting portion 14 b, the lower end surface thereof is mounted on the mounting portion 14 b, and the joiner 12 is erected on the block 14. Then, the end locking portions 1a of the two wall panels 1 to be joined are respectively locked to the pair of locking portions 12a of the standing joiner 12, and the two wall panels 1 are joined by the joiner 12. Are joined, and a joint material for the corner portion of the wall panel 1 is completed by inserting a dry joint material (not shown) into the gap 9 (see FIG. 6) formed at the joined end portion of the joined wall panel 1.

  In the joined state of the wall panel 1, the wall portion 14c of the block 14 is positioned on the outdoor side RO which is the back side of the wall panel 1, and the indoor side RI of the wall portion 14c is opened. In addition, the water that has entered the joiner 12 and has flowed down onto the placement portion 14b along the inside of the joiner 12 passes through the drainage channel 15 that is open on the placement portion 14b to the lower waterproof pan 5. Thus, the leakage of water that has entered between the joiners 12 to the outside of the waterproof pan 5 is prevented.

  Thus, in joining of the wall panel 1 of the said embodiment, while the groove parts 4a and 14a as an installation part are provided in the lower part side of the blocks 4 and 14, the mounting parts 4b and 14b are provided in the upper part side. Since the drainage passages 8 and 15 whose upstream end portions open on the placement portions 4b and 14b are provided, the placement portions of the blocks 4 and 14 from the joiners 2 and 12 through the drainage passages 8 and 15 are provided. The water that has flowed down on 4b and 14b can be made to flow on the waterproof pan 5, and even when water enters between the wall panels 1, this water is surely prevented from leaking out of the waterproof pan 5. be able to.

  In particular, since the wall portions 4c and 14c as the weir are provided in a standing state from the placement portions 4b and 14b, the outdoor portion RO at the lower end of the joiner 12 is covered by the wall portions 4c and 14c of the blocks 4 and 14. The wall 4c, 14c can prevent the leakage of water that enters between the wall panels 1 and flows down through the inside of the joiners 2, 12 to the outside of the waterproof pan 5 of the water. It is possible to prevent leakage of the air more reliably.

  A plurality of ridges 6 for holding the joiner are provided on the inner surfaces of the walls 4c and 14c of the blocks 4 and 14 over the entire area in the vertical direction of the walls 4c and 14c, and are flat on the mounting parts 4b and 14b. Since the pair of projections 7 having a cross shape are provided, a plurality of portions of the joiners 2 and 12 can be held in a line contact state in the vertical direction by the protrusions 6 and the projections 7 having a predetermined length, and the wall portion. 4c and 14c can increase the configuration of the blocks 4 and 14 themselves so that the joined state of the joiners 2 and 12 and the blocks 4 and 14 can be maintained for a long time and can be stabilized for a long time. The operation of fitting the block into the placement portions 4b and 14b can be easily performed.

  Further, since the wall portions 4c and 14c of the blocks 4 and 14 are provided so as to correspond to substantially the entire circumference except for both end portions of the joiners 2 and 12, the lower end outer peripheral surfaces of the joiners 2 and 12 are formed by the wall portions 4c and 14c. Since the mounting portions 4b and 14b of the blocks 4 and 14 are formed as flat surfaces, the lower end surfaces of the joiners 2 and 12 can be favorably supported. , 12 with respect to the blocks 4 and 14 can be stabilized.

  In the above-described embodiment, the drainage channels 8 and 15 of the blocks 4 and 14 are formed in different shapes. For example, the drainage channel 15 similar to the block 14 is provided in the block 4 or the same channel as that of the block 4 is provided in the block 14. The drainage channel 8 can be provided, and other appropriately shaped drainage channels can also be provided. In the above embodiment, the heights of the walls 4c, 14c, the shape of the number and position of the ridges 6 formed on the inner surface, the shapes of the grooves 4a, 14a, etc. are also examples, and each invention according to the present invention. As long as it does not deviate from the gist of the present invention, it can be appropriately changed.

  The present invention is not limited to the joining of wall panels installed in a bathroom such as a system bathroom, but can also be used for joining various wall panels in a water surrounding space such as a sauna room and a washroom.

The perspective view which looked at the flat joint part of the bathroom wall surface which employ | adopted the joining structure of the wall panel concerning this invention from the indoor side Perspective view from outside the room Perspective view of block of same flat joint The top view of the joint state of the block and Joiner The perspective view which looked at the corner part from the indoor side Perspective view from outside the room Perspective view of block at same corner The top view of the joint state of the block and Joiner Exploded perspective view showing conventional block and joiner

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 ... Wall panel, 1a ... End part latching part, 2, 12 ... Joiner, 2a, 12a ... Locking part, 4, 14 ... Block, 4a, 14a ... Groove part (Installation part) 4b, 14b ... Placement part, 4c, 14c ... Wall part, 5 ... Waterproof pan, 5a ... Outer peripheral edge part, 6 ... Projection, 7 ... Projection, 8, 15 ... drainage channel (weir), 9 ... gap, RI ... indoor side, RO ... outdoor side.

Claims (2)

Wall panel joint structure for joining a plurality of wall panels forming a wall surface using a joiner interposed between joint end faces of the wall panel and a block standing on the outer peripheral edge of the waterproof pan. Because
The block is provided on the lower side and installed on the outer peripheral edge of the waterproof pan, on the upper side, the mounting unit on which the lower end of the joiner is mounted, and the waterproof pan from the mounting unit described above And a drainage channel communicating with the indoor side of the wall panel.   The wall panel joint according to claim 1, wherein a weir is provided on the outdoor side of the placing portion, and an upstream end of the drainage channel is opened in the placing portion in front of the weir. Construction.

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