JP2007169918A - Corner part connecting structure of bathroom wall surface - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To allow connection work of a wall panel and a corner panel to be performed from the inside of a bathroom. <P>SOLUTION: A connecting member 17 having a U-shaped engaging recessed part opened to the bathroom is fixed to the side end rear face of the corner panel 7, and an elastic engaging piece 10 provided at the side end of the wall panel 6 is elastically fitted into the engaging recessed part 21 and locked by locking means 13a, 22. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a corner portion connecting structure of a bathroom wall surface such as a unit bath.

  Since the bathroom wall of the unit bath is usually assembled and installed at the installation site, high assembly workability is required. Conventionally, as a connection structure of wall surfaces in consideration of this point, for example, there is one described in Patent Document 1.

Japanese Patent Laid-Open No. 5-9991 (FIGS. 3 and 4)

  In what is described in the above-mentioned Patent Document 1, by providing a concave groove on the side end of the corner panel (wall corner wall panel) and the side end of the wall panel, by fitting the vertical joint to both concave grooves, Since the corner panel and the wall panel are connected, it is necessary to have enough space on the side of the wall panel to fit the vertical joint. When the installation space of the unit bath is small, connection work is impossible. Or it may take some time to build.

  Further, there is no holding means for the concave groove and the joint, and the fitting portion is fixed by the cement adhesive, so that the number of assembling steps and cost increase.

  The present invention has been made to solve the above-mentioned problems, and enables the corner panel and the wall panel to be easily connected from inside the bathroom, improving workability and without using an adhesive or the like. It aims at providing the corner part connection structure of the bathroom wall surface which enabled it to connect reliably.

In order to achieve the above-mentioned object, the corner wall connecting structure of the bathroom wall surface according to claim 1 of the present invention,
In the corner wall connecting structure of the bathroom wall surface where the side edges of the wall panels orthogonal to each other are connected by a corner panel having a substantially L shape in plan view,
The corner panels are provided with engaging recesses that are U-shaped in plan view and open into the bathroom, and elastic engagements that can be elastically fitted into the engaging recesses at the side ends of the both wall panels. The corner panel and the wall panel are provided by providing a mating piece and fitting the elastic engagement piece into the engagement recess from the inside of the bathroom and by locking with the locking means provided on the contact surfaces of each other. Are connected to each other so that the side edges thereof are in contact with each other and the front surfaces are continuous with each other.
According to this feature, since the elastic engagement pieces provided at the side edges of the wall panel are fitted into the engagement recesses provided in the bathroom provided at both side edges of the corner panel, the installation space for the unit bath is small. However, the connecting operation of the corner panel and the wall panel can be easily performed from the bathroom, and the workability can be improved.
In addition, since the elastic engagement piece is elastically fitted into the engagement recess and is locked by the locking means to prevent it from coming off, it can be securely connected without using a conventional adhesive or the like. As a result, the number of assembly steps and costs can be reduced.

The corner wall connection structure of the bathroom wall surface according to claim 2 of the present invention is the corner wall connection structure according to claim 1,
The locking means is characterized by comprising a protrusion provided on the engagement recess side and a step provided on the elastic engagement piece side that engages with the rear end of the protrusion. .
According to this feature, simply by fitting the elastic engagement piece into the engagement recess, the stepped portion is automatically engaged with the rear end of the protrusion and is prevented from coming off. There is no need to provide it.

The corner wall connecting structure of the bathroom wall surface according to claim 3 of the present invention is the corner wall connecting structure according to claim 1 or 2,
An elastic pressing piece that urges the elastic engagement piece forward by bringing it into contact with the rear end of the elastic engagement piece is integrally provided on the inner surface of the engagement recess.
According to this feature, the locking means provided in the engagement recess and the elastic engagement piece, for example, the protrusion and the step are strongly engaged with each other, and the locking force is increased. A backlash does not occur between the engaging pieces, and the connection strength between the corner panel and the wall panel can be increased.

The corner part connection structure of the bathroom wall surface according to claim 4 of the present invention is the corner part connection structure according to any one of claims 1 to 3,
An elastic engagement piece whose outer surface is in contact with the outer surface of the elastic engagement piece of the wall panel is provided at a side end of the corner panel, and both elastic engagement pieces are fixedly connected to the rear surface of the corner panel. Locking means provided on the contact surface between the elastic engagement pieces and the engagement recesses, elastically fitted back-to-back with the engagement recesses in the U-shaped connecting piece opened in the bathroom in the member. It is characterized by being locked by.
According to this feature, a separate connecting member is fixed to the rear surface of the corner panel, and an elastic engaging piece provided at the side end of the corner panel and the wall panel in the engaging recess inside the U-shaped connecting piece. Since the two are fitted and locked, the connecting member can be made of another material having high strength, and the strength of the connecting portions can be increased.
In addition, since the elastic engagement pieces of the corner panel and the wall panel are back-to-back and are elastically fitted to the engagement recesses, the opposing surfaces are in close contact with each other, and the joint portion between the corner panel and the wall panel Increases waterproofing.

The corner wall connection structure of the bathroom wall surface according to claim 5 of the present invention is the corner wall connection structure according to claim 4,
The both side pieces facing the front of the connecting piece in the connecting member are bent inward in advance so that the opening width on the bathroom side is narrower than the back part, and when the elastic engaging piece is fitted, it opens outward. It can be elastically deformed.
According to this feature, the opposing engagement surfaces of the corner panel and the wall panel are strongly pressed inward by elastically deforming the both side pieces of the connecting piece so as to open outward. It adheres closely and the waterproofness of the junction part of a corner panel and a wall panel increases more. Therefore, it is not necessary to block the joint with a waterproof joint material.

The corner part connection structure of the bathroom wall surface according to claim 6 of the present invention is the corner part connection structure according to any one of claims 1 to 5,
The corner panel is hollow, and the lower end of the corner panel is in contact with the upper surface of the waterproof pan of the bathroom. The lower end of the corner panel is closed with a cap, and the lower surface of the cap and the waterproof pan It is characterized in that a packing material is inserted between the upper surface of the metal.
According to this feature, even if the corner panel is made hollow in order to reduce the weight, the opening at the lower end is closed by the cap, and the contact area with the packing increases, so that the waterproof effect with the upper surface of the waterproof pan is achieved. Rise.

The corner wall connecting structure of the bathroom wall surface according to claim 7 of the present invention is the corner connecting structure according to any one of claims 1 to 6,
The front surface of the corner panel is an arc-shaped concave curved surface.
According to this feature, cleanability of the front surface of the corner panel is improved, and mold is not easily generated or dirt is hardly attached to the entrance corner.

The bathroom according to claim 8 of the present invention is
In the bathroom where the side edges of the wall panels orthogonal to each other are connected by a corner panel having a substantially L shape in plan view,
The front surface of the corner panel is an arc-shaped concave curved surface,
The corner panel and the wall panel are connected to each other so that the side edges thereof are in contact with each other and the front surfaces are continuous with each other.
According to this feature, cleanability of the front surface of the corner panel is improved, and mold is not easily generated or dirt is hardly attached to the entrance corner.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  FIG. 1 is a plan perspective view of a bathroom in a unit bath to which the present invention is applied, and FIG. 2 is an enlarged cross-sectional plan view of a corner portion of the bathroom wall surface.

  The bathroom 1 includes a waterproof pan 3 having a washing area 2 and a bathtub 4, and a wall panel 5 is built between the upper surface of the outer periphery of the waterproof pan 3 surrounding the washing area 2 and the bathtub 4 and a ceiling panel (not shown). It is attached. The wall surface panel 5 includes four wall panels 6 and four corner panels 7 provided at the corners of the wall panels 6 that are orthogonal to each other.

  As shown in FIG. 2, the thin step portion 8 formed on the rear surface of the side end portion of each wall panel 6 (hereinafter described as the front in the bathroom and the rear in the bathroom) is made of hard synthetic resin or the like. The vertical frame member 9 is fixed over the entire length in the vertical direction. An extension piece 9 a whose front surface is flush with the front surface of the wall panel 6 is connected to the side end of the vertical frame member 9. The outer end of the extension piece 9 a faces rearward and the rear end faces inward. In addition, a substantially U-shaped elastic engagement piece 10 that is bent forward is connected integrally over the entire length.

  Thin decorative steel plates 11 made of stainless steel or the like are attached to the front and rear surfaces of the wall panel 6, the rear surface of the vertical frame member 9, the front surface of the extension piece 9a, and the recesses formed on the outer surface of the front end portion of the elastic engagement piece 10. Easy to clean.

  The corner panel 7 is formed of a synthetic resin into a hollow shape having a substantially L shape in plan view, and the inside is reinforced by ribs 12. The front surface of the corner panel 7 is an arc-shaped concave curved surface having a relatively large radius of curvature so that cleaning and the like can be easily performed.

  Extension pieces 7a, 7a continuous with the front surface are integrally formed on both side ends of the corner panel 7 toward the outer side. The outer ends of both extension pieces 7a face rearward and face the rear end inward. In addition, elastic engagement pieces 13, 13 having a substantially U shape in plan view and bent forward are integrally provided over the entire length. The elastic engagement piece 13 and the elastic engagement piece 10 of the wall panel 6 are symmetrical. In addition, the decorative steel plate 11 similar to the above is affixed to the front surface of the corner panel 7 including both the extension pieces 7a and the recess formed on the outer surface of the front end portion of the elastic engagement piece 13.

  As shown in the enlarged sectional view of FIG. 3, a cap 14 is fixed to the opening at the lower end of the corner panel 7 to close the hollow hole. In addition, the upper end of the corner panel 7 is also closed by a cap (not shown) to prevent water from entering the corner panel 7 from a ceiling panel or the like.

  A packing 15 such as rubber is sandwiched between the lower surface of the cap 14 and the upper surface of the waterproof pan 3. As described above, when the lower surface of the hollow corner panel 7 is closed with the cap 14, the contact area with the packing 15 increases, so that the seal member 16 provided at the contact portion between the waterproof pan 3 and the corner panel 7 is deteriorated. Even so, waterproofness is maintained.

  Connecting members 17, 17 made of synthetic resin are attached to the rear surfaces (back surfaces) of both end portions of the corner panel 7 over the entire length. As shown in FIG. 4, the connecting member 17 has a fixing piece 19 fixed to the rear surface of the corner panel 7 with a plurality of screws 18, and an opening in the front, that is, in the bathroom. The connecting piece 20 is an engagement recess 21 into which the elastic engagement pieces 10 and 13 can be fitted.

  Both side pieces 20a, 20a of the connecting piece 20 are slightly bent inward in advance so that the opening width on the bathroom side is narrower than the depth. Further, on the inner surface of the front end of both side pieces 20a in the connecting piece 20, protrusions 22 and 22 are projected inwardly over the entire length in the vertical direction, and at the rear ends of both protrusions 22, Step portions 10a and 13a provided at the free ends (front ends) of the U-shaped elastic engagement pieces 10 and 13 can be engaged with each other. Further, a pair of elastic pressing pieces 23, 23 are integrally formed on the back surface of the connecting piece 20 over the entire length in the vertical direction so as to form an eight-shape in plan view.

  Next, a procedure for connecting the wall panel 6 and the corner panel 7 will be described.

  As shown in FIG. 4, first, the connecting member 17 is fitted on the rear surface of the both end portions of the corner panel 7, and the elastic engaging piece 13 of the corner panel 7 is fitted in the engaging recess 21 between the connecting pieces 20. And fixed in advance with screws 18.

  At this time, the step portion 13 a of the elastic engagement piece 13 engages with the rear end of the protrusion 22 of the inner side piece 20 a, and one elastic pressing piece 23 comes into pressure contact with the rear end of the elastic engagement piece 13. Thus, the elastic engagement piece 13 is stably locked in the engagement recess 21 of the connection piece 20.

  Next, the elastic engagement piece 10 of the wall panel 6 is elastically fitted from the inside of the bathroom so as to be back-to-back with the elastic engagement piece 13 of the corner panel 7 in the engagement recess 21 of the connection piece 20 of the connection member 17. The stepped portion 10a is engaged with the rear end of the protruding portion 22 of the outer side piece 20a. At this time, the rear end of the elastic engagement piece 10 is pressed against the other elastic pressing piece 23 and biased forward, whereby the protrusion 22 and the stepped portion 10a are strongly engaged, and the locking force is large. It becomes. Further, when the elastic engagement piece 10 is pushed back with the elastic engagement piece 13, both side pieces 20a bent inward in advance are elastically deformed slightly outwardly as shown in FIG. As a result, the opposing surfaces of both elastic engagement pieces 10 and 13 are in close contact with each other, the decorative steel plate 11 of the wall panel 6 bent to the outside of the bathroom and the decorative steel plate 11 of the corner panel 7 come into contact with each other. Will increase. Accordingly, it is not necessary to close the front surfaces of the joint portions with waterproof joint materials or molding materials, so that site construction is facilitated.

  FIG. 5 shows another embodiment of the present invention, in which engagement recesses 24 are directly provided on both side ends of the corner panel 7 and the connecting member 17 as described above is omitted. That is, a connecting piece 25 having a front-facing L-shape is integrally formed at the rear side end of the corner panel 7, and a U-shape in plan view opening forward between the side piece 25 a and the side end face of the corner panel 7. The engagement recess 24 has a shape.

  On the inner surface of the front end of the side piece 25a, a protrusion 22 similar to the above is protruded, and an elastic pressing piece 23 is integrally provided on the inner surface of the engagement recess 24.

  Similarly to the above, when the elastic engagement piece 10 of the wall panel 6 is elastically fitted into the engagement recess 24 from inside the bathroom, the stepped portion 10a is engaged with the rear end of the protrusion 22 of the side piece 25a, and The side end surface of the elastic engagement piece 10 contacts the side end surface of the corner panel 7. Further, when the elastic pressing piece 23 is in pressure contact with the rear end of the elastic engaging piece 10, the locking force between the protrusion 22 and the stepped portion 10a is increased.

  As described above, in the corner connecting structure of the present invention, the wall panel 6 can be easily connected to the corner panel 7 from inside the bathroom. Can be improved.

  Further, the elastic engagement piece 10 of the wall panel 6 is elastically fitted into the engagement recesses 21 and 24 of the corner panel 7, and the protrusion 22 and the stepped portion 10a are engaged to be prevented from coming off. Therefore, it can connect reliably, without using an adhesive agent etc.

  Although the embodiments of the present invention have been described with reference to the drawings, the present invention is not limited to these embodiments, and modifications and additions within the scope of the present invention are included in the present invention. Needless to say.

  For example, the connecting member 17 of the above embodiment is a long member that is connected vertically, but a plurality of short members may be attached vertically.

It is a top perspective view of the bathroom of the unit bath to which the present invention is applied. It is an enlarged cross-sectional plan view of the corner part of the bathroom wall surface. FIG. 3 is an enlarged longitudinal sectional side view taken along line III-III in FIG. 2. It is a cross-sectional top view of the corner part before wall panel connection. It is a cross-sectional top view of the corner part in other embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Bathroom 2 Washing place 3 Waterproof pan 4 Bathtub 5 Wall panel 6 Wall panel 7 Corner panel 7a Extension piece 8 Step part 9 Vertical frame material 9a Extension piece 10 Elastic engagement piece 10a Step part (locking means)
11 decorative steel plate 12 rib 13 elastic engagement piece 13a step (locking means)
14 Cap 15 Packing (packing material)
16 Seal member 17 Connection member 18 Screw 19 Fixing piece 20 Connection piece 20a Side piece 21 Engaging recess 22 Projection (locking means)
23 elastic pressing piece 24 engaging recess 25 connecting piece 25a side piece

Claims (8)

In the corner wall connecting structure of the bathroom wall surface where the side edges of the wall panels orthogonal to each other are connected by a corner panel having a substantially L shape in plan view,
The corner panels are provided with engaging recesses that are U-shaped in plan view and open into the bathroom, and elastic engagements that can be elastically fitted into the engaging recesses at the side ends of the both wall panels. The corner panel and the wall panel are provided by providing a mating piece and fitting the elastic engagement piece into the engagement recess from the inside of the bathroom and by locking with the locking means provided on the contact surfaces of each other. The corner wall connecting structure of the bathroom wall surface is characterized in that the side edges of each other come into contact with each other and the front surfaces are connected to form the same surface.   The said latching means consists of the protrusion provided in the said engagement recessed part side, and the step provided in the said elastic engagement piece side engaged with the rear end of the said protrusion. The corner wall connection structure of the bathroom wall.   The elastic pressing piece for urging the elastic engagement piece forward by abutting the rear end of the elastic engagement piece on the inner surface of the engagement recess is integrally provided in claim 1 or 2. The corner wall connection structure of the bathroom wall described.   An elastic engagement piece whose outer surface is in contact with the outer surface of the elastic engagement piece of the wall panel is provided at a side end of the corner panel, and both elastic engagement pieces are fixedly connected to the rear surface of the corner panel. Locking means provided on the contact surface between the elastic engagement pieces and the engagement recesses, elastically fitted back-to-back with the engagement recesses in the U-shaped connecting piece opened in the bathroom in the member. The corner wall connecting structure of the bathroom wall surface according to any one of claims 1 to 3, which is locked by the above.   The both side pieces facing the front of the connecting piece in the connecting member are bent inward in advance so that the opening width on the bathroom side is narrower than the back part, and when the elastic engaging piece is fitted, it opens outward. The corner wall connecting structure of the bathroom wall surface according to claim 4, which can be elastically deformed.   The corner panel is hollow, and the lower end of the corner panel is in contact with the upper surface of the waterproof pan of the bathroom. The lower end of the corner panel is closed with a cap, and the lower surface of the cap and the waterproof pan The corner wall connecting structure for a bathroom wall surface according to any one of claims 1 to 5, wherein a packing material is sandwiched between the upper surface of the bathroom wall surface.   The corner wall connecting structure for a bathroom wall surface according to any one of claims 1 to 6, wherein a front surface of the corner panel is an arcuate concave curved surface. In the bathroom where the side edges of the wall panels orthogonal to each other are connected by a corner panel having a substantially L shape in plan view,
The front surface of the corner panel is an arc-shaped concave curved surface,
The bathroom is characterized in that the corner panel and the wall panel are connected so that the side edges thereof are in contact with each other and the front surface is continuous on the same surface.

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