JP2021143568A - Hand wash basin, hand wash basin installation structure and hand wash basin installation method - Google Patents

Abstract

To provide a hand wash basin, hand wash basin installation structure, and a hand wash basin installation method, that can be easily installed by suppressing occurrence of gaps on a wall surface.SOLUTION: The hand wash basin (1) comprises: a bowl part (2); a bottom part that is formed integrally with the bowl part; and a rear end upper part (5) that is formed integrally with the bowl part, is located on a rear side of the bowl part, and is fixed to a support wall, wherein a load is applied to the support wall from the rear end upper part with the bottom part resting on a support surface that supports the bottom part of the bowl part.SELECTED DRAWING: Figure 5

Description

The present disclosure relates to a hand-washing device, a hand-washing device installation structure, and a hand-washing device installation method.

A wash unit is used in which a wash bowl used for hand washing and washing is installed in the cabinet. For example, when the wash basin unit is installed in a toilet, a washroom, or the like as in the wash basin unit of Patent Document 1, the dimension of the wash basin unit in the depth direction is kept small in order to effectively utilize the space. The wash bowl must have a volume that can withstand hand washing and washing. As a result, it is necessary to suppress the depth dimension of the outer peripheral edge of the wash bowl, and the faucet fitting and the wash bowl are arranged at a position close to the wall. Since the faucet fittings and washbasin are close to the wall, it is important to have a seal to prevent water from entering through the wall contact area of the washbasin.

Japanese Unexamined Patent Publication No. 2002-479

Since the hand-washing machine made of pottery is manufactured through high-temperature firing, the dimensions of each solid vary. Therefore, at the installation site of the hand-washing device unit, the gap between the contact portion between the hand-washing device and the wall surface may vary. At the construction site, the installation position of the hand-washing device was finely adjusted according to the dimensional error, which required time and effort. Therefore, there is a demand for a wash basin that can be easily installed by suppressing the gap between the wall and the hand wash basin.

In view of the above circumstances, it is an object of the present disclosure to provide a hand-washing device, a hand-washing device installation structure, and a hand-washing device installation method that can be easily installed by suppressing a gap with respect to a wall surface.

The hand-washing device according to the present disclosure is formed integrally with the bowl portion, the bottom portion integrally formed with the bowl portion, and the bowl portion, is located on the rear side of the bowl portion, and is fixed to the support wall. It is configured to include an upper end and to apply a load to the support wall from the upper end of the rear end in a state where the bottom portion is placed on a support surface supporting the bottom portion of the bowl portion.

The perspective view of the hand-washing machine unit which concerns on one Embodiment. The perspective view of the hand-washing machine which concerns on one Embodiment. The perspective view of the hand-washing machine which concerns on one Embodiment. The bottom view of the hand-washing machine according to one embodiment. FIG. 4 is a cross-sectional view taken along the line VV of FIG. FIG. 4 is a cross-sectional view taken along the line VV of FIG. A perspective view of a hand-washing machine cabinet and a hand-washing machine according to an embodiment. The vertical sectional view of the hand-washing machine cabinet which concerns on one Embodiment. A vertical sectional view of a modified example of the hand-washing device according to the embodiment. A vertical sectional view of a modified example of the hand-washing device unit according to the embodiment. The perspective view of the modified example of the hand-washing machine unit which concerns on one Embodiment. A vertical sectional view of a modified example of the hand-washing device unit according to the embodiment.

Hereinafter, the hand-washing device 1 and the hand-washing device unit 100 according to the embodiment will be described with reference to FIGS. 1 to 7. In the drawings, either the same or similar parts may be designated by the same reference numerals to omit duplicate explanations. In the following description, unless otherwise specified, the direction extending vertically from the floor 302 on which the hand-washing machine unit 100 is installed is referred to as the vertical direction H, one direction orthogonal to the vertical direction H is referred to as the width direction W, and the vertical direction H is used. The direction orthogonal to the width direction W is referred to as the depth direction D. In the depth direction D, the wall 301 side to which the hand-washing device 1 is fixed is referred to as the rear side, and the side opposite to the rear side is referred to as the front side. When the user uses the hand-washing device 1, the side closer to the user is the front side.

FIG. 1 shows an example in which the hand-washing device 1 and the hand-washing device unit 100 having the hand-washing device installation structure according to the embodiment are installed in the vicinity of the toilet 200. The hand-washing device unit 100 of the present embodiment is a unit in consideration of a case where a water-washing facility is provided in a limited space because the projecting length from the wall 301 is short. The wall 301 corresponds to the support wall. The hand-washing machine unit 100 includes a cabinet 102, a hand-washing machine 1, and a faucet fitting 101.

The cabinet 102 is attached to at least one of the floor 302 and the wall 301. As shown in FIGS. 7 and 8, a piping space PS in which the water supply pipe 201 and the drainage pipe 203 are installed is formed in the cabinet 102. The cabinet 102 includes a front door 109 that can be opened and closed. At least two openings 107 and 108 are formed on the upper surface 103 of the cabinet 102. A water supply pipe 201 is inserted into the opening 108. A drainage unit 202 at the upstream end of the drainage pipe 203 is arranged in the opening 107. The hand-washing device 1 is placed on the upper surface 103 of the cabinet 102. The rear part of the hand-washing device 1 is arranged close to the wall 301.

As shown in FIGS. 2 to 4, the hand-washing device 1 has a bowl portion 2, a bottom portion 4, and a rear end upper portion 5. The hand-washing device 1 is an integrally molded product made of pottery. In the present embodiment, as shown in FIGS. 1 and 2, the exterior body 3 is integrally formed around the bowl portion 2. In a plan view, the hand-washing device 1 has a substantially rectangular shape that is long in the width direction W, and the front corner portion of the hand-washing device 1 has a curved shape.

As shown in FIGS. 2 and 3, a bowl portion 2 and an upper surface portion 34 are formed side by side in the width direction W on the upper portion of the hand-washing device 1. A drainage port 21 is formed in the lower portion of the bowl portion 2 on the rear end side of the central portion in the depth direction D. The bowl portion 2 is formed by being recessed downward from the upper part of the hand-washing device 1 toward the drain port 21. A faucet hole 35 through which the faucet fitting 101 is passed is formed in the upper surface portion 34. The faucet hole 35 is a hole that penetrates the upper surface portion 34 in the vertical direction H. A rim 36 is formed on the upper end edges of the bowl portion 2 and the upper surface portion 34. The rim 36 is higher than the height of the bowl portion 2 and the upper surface portion 34. The provision of the rim 36 prevents water on the bowl portion 2 and the upper surface portion 34 from flowing to the outside of the hand-washing device 1 during use.

As shown in FIGS. 2 to 4, the exterior body 3 has a pair of side walls 33, a front wall 32, and a rear wall 38. The pair of side walls 33 are provided on both sides in the width direction W. The front wall 32 is located in front of the bowl portion 2 and is provided between the pair of side walls 33. The rear wall 38 is located behind the bowl portion 2 and is provided between the pair of side walls 33. As shown in FIG. 3, in the pair of side walls 33, the length of the upper end in the depth direction D is longer than that of the lower end, the rear end of each side wall 33 extends along the vertical direction H, and the front end of each side wall 33 is in the vertical direction. It has a substantially trapezoidal shape that is inclined with respect to H. The front wall 32 is inclined so as to approach the wall 301 from the upper end to the lower end. By having the front wall 32 inclined in this way, the hand-washing device 1 suppresses the gap between the lower part of the bowl portion 2 and the front wall 32, and has an effect that the hand-washing device 1 looks compact in appearance. In the hand-washing device 1, the front door 109 that opens and closes is easier to see than when the front wall extends vertically from the upper end to the lower end. By providing the inclined front wall 32, the front surface of the cabinet 102 is positioned behind the front wall 32 of the hand-washing device 1, and the depth of the cabinet 102 is reduced while reducing the step between the cabinet 102 and the hand-washing device 1. Can be done.

The rear wall 38 is formed at the rear end of the hand-washing device 1 along the vertical direction. The rear wall 38 is a portion that is arranged to face the wall 301 when the hand-washing device 1 is installed. The upper end of the rear wall 38 corresponds to the upper rear end 5.

As shown in FIGS. 3 to 7, the bottom 4 is formed in the lower part of the hand-washing device 1. The bottom portion 4 is a surface located below the bowl portion 2. As shown in FIG. 4, the bottom 4 is surrounded by a pair of side walls 33, a front wall 32, and a rear wall 38. The bottom portion 4 has a flat surface portion 43 extending in the lateral direction. The bottom portion 4 has a concave shape that is recessed upward from the flat surface portion 43 around the drain port 21 and the faucet hole 35. A support portion 6 is formed on the bottom portion 4. The support portion 6 projects downward from the flat surface portion 43. The support portion 6 is formed so as to project downward from the flat surface portion 43 at the bottom portion 4 on the front side of the central portion in the depth direction D. As shown in FIG. 4, the support portions 6 are provided at two positions separated from each other in the width direction W.

The hand-washing device 1 is configured so that when the front end portion of the bottom portion 4 is placed on the upper surface 103 of the cabinet 102, a load is applied from the upper rear end portion 5 to the support wall 301.

As shown in FIG. 6, the lower end surface of the support portion 6 is arranged along a direction orthogonal to the rear wall 38 in the rear end upper portion 5. The lower end surface of the support portion 6 is a ground contact surface that contacts the upper surface of the cabinet 102. Specifically, the lower end surface of the support portion 6 and the upper rear end portion 5 are orthogonal to each other so that the plane A including the lower end surfaces of the two support portions 6 and the plane B along the rear wall 38 of the rear end upper portion 5 are orthogonal to each other. And are arranged. The surface of the rear wall 38 corresponds to the back surface.

The position of the support portion 6 in the depth direction D is set according to the center of gravity of the hand-washing device 1. For example, when the inclination angle of the front wall 32 is smaller than that of the present embodiment and the inclination angle is along the vertical direction H, the support portion is provided at a position closer to the middle portion in the depth direction D than the front end 42 of the bottom portion 4. Even if it is provided, when it is placed on the upper surface 103, it is supported in a state where a load is applied from the upper rear end 5 to the wall 301.

As shown in FIG. 4, the support portions 6 are provided at two positions separated from each other in the width direction W. At least one support portion 6 may be provided on the bottom portion 4, and a plurality of support portions 6 may be provided. In addition, the support portion 6 may be provided with a long support portion 6 extending along the width direction W.

An auxiliary support portion 7 is further formed on the bottom portion 4. The auxiliary support portion 7 is located between the support portion 6 in the depth direction D and the rear end 41 of the bottom portion 4. In the present embodiment, the auxiliary support portion 7 is located at a height substantially equal to that of the flat surface portion 43. When the hand-washing device 1 is placed on a horizontal surface such as the floor 302, the support portion 6 and the auxiliary support portion 7 come into contact with the upper surface 103 and stand on their own in a slightly tilted state so that the upper portion of the rear wall 38 is located rearward. ..

At least one auxiliary support portion 7 may be provided near the rear end 41 of the bottom portion 4. For example, a plurality of auxiliary support portions 7 may be provided at intervals in the width direction W.

As shown in FIGS. 3 and 4, a decorative edge 37 is formed at the lower ends of the front wall 32 and the pair of side walls 33. The decorative edge 37 is formed so as to project downward from the bottom portion 4. The decorative edge 37 corresponds to the leading edge portion. As shown in FIGS. 5 and 8, the decorative edge 37 extends continuously downward from the lower end of the front wall 32. The decorative edge 37 projects downward from the support portion 6. The decorative edge 37 may be formed at least over the entire length of the bottom 4 in the width direction W.

In FIG. 5, the rear wall 38 of the hand-washing device 1 is shown along the vertical direction. When the rear wall 38 is arranged along the vertical direction, the lower end of the support portion 6 is lower than the lower end of the auxiliary support portion 7. When the bottom portion 4 of the hand-washing device 1 is placed on the upper surface 103 of the cabinet 102, as shown in FIG. 8, the lower end of the support portion 6 projects at a position lower than the lower end of the auxiliary support portion 7. The lower end of the auxiliary support portion 7 is separated upward from the upper surface 103. As a result, the rear wall 38 is inclined so that a load is applied to the wall 301 from the upper rear end 5.

The sealing material 9 is provided between the hand-washing device 1 and the wall 301. As the sealing material 9, a known sealing material for preventing water from entering the gap around the hand-washing device is used.

Next, the hand-washing device installation structure will be described. As shown in FIG. 8, the bottom portion 4 of the hand-washing device 1 is placed on the upper surface 103 of the cabinet 102. The support portion 6 is in contact with the front end portion of the upper surface 103, and the hand-washing device 1 is supported from below. Since the lower end of the support portion 6 projects below the lower end of the auxiliary support portion 7, when the hand-washing device 1 is placed on the horizontal upper surface 103, the auxiliary support portion 7 moves upward from the rear end portion of the upper surface 103. Placed apart. The upper rear end 5 of the hand-washing device 1 is arranged close to the wall 301. The wall 301 is sealed with a sealing material 9. The upper rear end 5 is in contact with and supported by the wall 301 via the sealing material 9. A load is applied to the wall 301 from the upper rear end 5. The sealing material 9 prevents water from entering between the hand-washing device 1 and the wall 301 when the hand-washing device 1 is used.

The upper end 106 of the cabinet 102 is covered with a decorative edge 37. In the present embodiment, the front end portion of the cabinet 102 and the upper end portions 106 on both sides in the width direction W are covered with the decorative edge 37. The upper end 106 corresponds to the upper front end of the cabinet.

The front wall 32 of the hand-washing device 1 projects forward from the lower part to the upper part. As a result, the dimension of the cabinet 102 in the depth direction D can be kept small while ensuring the dimension of the bowl portion 2.

Next, a method of installing the hand-washing device unit 100 will be described. FIG. 7 schematically shows a mode at the time of construction in which the hand-washing device 1 is attached to the cabinet 102. The cabinet 102 is attached to the wall 301, the drainage unit 202 to which the drainage pipe 203 is connected is inserted and fixed in the opening 107 of the upper surface 103, and then the hand washing device 1 is attached to the cabinet 102. The faucet fitting 101 to which the water supply pipe 201 is connected is inserted into the faucet hole 35 of the hand-washing device 1. The water supply pipe 201 is inserted into the opening 108 of the upper surface 103 and arranged along the drain pipe 203. After that, the hand-washing device 1 is brought close to the upper surface 103 from above the cabinet 102, and the hand-washing device 1 is placed on the upper surface 103. At this time, the drain port 21 of the hand-washing device 1 is inserted into the upper opening of the drain unit 202.

As shown in FIG. 8, when the hand-washing device 1 is placed on the upper surface 103, a load is applied to the wall 301 from the upper rear end 5. As a result, the hand-washing device 1 is stably supported at a position where the upper rear end 5 is close to the wall 301.

As shown in FIG. 8, the support portion 6 is placed on the front end portion of the upper surface 103. The decorative edge 37 is arranged in front of the upper surface 103 and extends below the upper surface 103. The front of the upper surface 103 is covered with the decorative edge 37 and cannot be seen from the front of the hand-washing device 1. As a result, a sense of unity between the cabinet 102 and the hand-washing device 1 can be obtained in appearance, and the design is excellent. Since the contact portion between the upper surface 103 and the bottom 4 of the hand-washing device 1 is hidden, it is not necessary for the installer to perform a finishing process for adjusting the appearance of the contact portion between the upper surface 103 and the bottom 4 of the hand-washing device 1 at the time of installation. Can be done.

When the hand-washing device 1 is placed on the upper surface 103, a load is applied to the wall 301 from the rear end upper portion 5, and the rear end upper portion 5 of the hand-washing device 1 can be arranged close to the wall 301. As a result, it is possible to suppress the occurrence of a gap with respect to the wall 301 at the rear end of the upper end of the hand-washing device 1 due to a dimensional error in the manufacturing of the hand-washing device 1, and it becomes unnecessary to fine-tune the gap when installing the hand-washing device 1. Work efficiency can be improved.

Since the hand-washing device 1 includes a support portion 6, when the hand-washing device 1 is placed on the upper surface 103 of the cabinet 102, a load is applied to the wall 301 from the upper rear end 5. Therefore, the upper rear end 5 of the hand-washing device 1 can be arranged in a state of being close to the wall 301. As a result, even if a manufacturing dimensional error occurs in the hand-washing device 1, the rear end upper portion 5 of the upper part of the hand-washing device 1 can be arranged close to the wall 301. When the hand-washing device 1 is installed, the waterproof treatment between the wall 301 and the hand-washing device 1 can be smoothly performed, and the work efficiency can be improved.

Since the hand-washing device 1 is provided with the support portion 6, the load of the bottom portion 4 is applied to the support portion 6. As a result, a load is applied to the wall 301 from the rear end upper portion 5, and the rear end upper portion 5 can be arranged close to the wall 301.

Since the hand-washing device 1 is provided with an auxiliary support portion 7, when the hand-washing device 1 is temporarily placed on a horizontal surface such as a floor 302, the hand-washing device 1 can stand on its own in a well-balanced manner, and the installation work of the hand-washing device during construction is streamlined. can.

Since the hand-washing device 1 includes the decorative edge 37, the contact portion between the bottom portion 4 and the upper surface 103 is covered with the decorative edge 37. Therefore, even when the support portion 6 and the auxiliary support portion 7 are provided, the bottom portion 4 and the support portion are provided. 6. The auxiliary support 7 and the like are not exposed. As a result, the appearance design is excellent. As a result, it is possible to prevent dust from entering the gap between the bottom portion 4 and the upper surface 103 of the cabinet 102.

The embodiment of the present disclosure has been described above with reference to the drawings. The above embodiment is an example. The hand-washing device and the hand-washing device installation structure of the present disclosure are not limited to the above aspects. A modified example will be described below. In the following description, the same components as those already described will be designated by the same reference numerals, and duplicate description will be omitted.

In the above embodiment, an example is shown in which a plane A including the lower end surfaces of the two support portions 6 and a plane B along the rear wall 38 of the rear end upper portion 5 are orthogonal to each other. The configuration of the hand-washing machine is not limited to this example.

9 and 10 are vertical cross-sectional views of the hand-washing device 1A of the modified example. In the modified example shown in FIGS. 9 and 10, the support portion 6 arranges the hand-washing device 1A so that the front end 42 of the bottom portion 4 is higher than the rear end 41 when the hand-washing device 1A is placed on the upper surface 103 of the cabinet 102. It is configured to be supportable. The upper surface 103 of the cabinet 102 is a horizontal plane. When the bottom portion 4 of the hand-washing device 1A is placed on the upper surface 103, the support portion 6 protruding downward from the bottom portion 4 comes into contact with the upper surface 103. Since the support portion 6 is formed in the front portion of the bottom portion 4 in the depth direction D, the front end 42 side of the bottom portion 4 of the hand-washing device 1A is higher than the rear end 41. When the front end 42 of the bottom 4 is tilted higher than the rear end 41, the rear wall 38 of the hand-washing device 1A is tilted so that the upper part is located behind the lower part. As a result, the hand-washing device 1A is tilted so that the upper rear end 5 is located behind the rear end 41 of the bottom 4 in the depth direction D. The support portion 6 protrudes to such an extent that the state in which the center of gravity is located below the hand-washing device 1A can be held. Therefore, the hand-washing device 1A mounted on the upper surface 103 of the cabinet 102 can stand on its own in a state of being slightly inclined rearward.

As shown in FIG. 10, when the hand-washing device 1A is placed on a horizontal support surface, the plane A including a plurality of contact points where the hand-washing device 1A contacts the support surface and the rear wall 38 of the rear end upper portion 5 are aligned. The angle θ formed by the plane B is larger than the right angle. When the hand-washing device 1A is placed on a horizontal support surface, the upper rear end 5 is configured to be located behind the rear end 41 of the bottom 4 in the depth direction D. As a result, a load is applied to the support wall 301 from the upper rear end 5 in a state where the support portion 6 is placed on the support surface of the cabinet 102. The distance in the depth direction D between the upper rear end 5 and the rear end 41 of the bottom 4 when the hand-washing device 1A is placed on the upper surface 103 is set to be substantially equal to the maximum value of the manufacturing dimensional error of the hand-washing device 1A. You may. As a result, even if the hand-washing device has a dimensional error in manufacturing, the upper rear end 5 can be arranged sufficiently close to the wall 301 by placing the hand-washing device 1A on the upper surface 103.

In this modification, the auxiliary support portion 7 is located at a height substantially equal to that of the flat surface portion 43. In the hand-washing device 1A, the support portion 6 and the auxiliary support portion 7 come into contact with the upper surface 103, so that the hand-washing device 1A is supported by the cabinet 102 from below. The support portion 6 is in contact with the front end portion of the upper surface 103, and the auxiliary support portion 7 is in contact with the rear end portion of the upper surface 103. The hand-washing device 1A supported on the upper surface 103 can be supported by maintaining a slightly inclined state of the rear wall 38 so that the upper rear end 5 is located behind the lower end of the hand-washing device 1A. The inclination of the rear wall 38 is a slight inclination corresponding to the manufacturing dimensional error of the hand-washing device 1, and the hand-washing device 1A is stably self-supporting.

A sealing material 9 seals between the upper rear end 5 and the wall 301. The upper rear end 5 is in contact with and supported by the wall 301 via the sealing material 9. The sealing material 9 prevents water from entering between the hand-washing device 1 and the wall 301 when the hand-washing device 1 is used. There may be no gap between the rear end 41 of the bottom 4 and the wall 301.

As shown in FIG. 10, when the hand-washing device 1 is placed on the upper surface 103, the rear wall 38 is slightly inclined so that the upper portion is located behind the lower portion in the depth direction D. As a result, the upper rear end 5 is arranged at a position close to the wall 301.

Since the support portion 6 of the hand-washing device 1A is formed so as to project downward from the bottom portion 4, the front end 42 of the bottom portion 4 can be arranged higher than the rear end 41. As a result, the upper part of the hand-washing device 1A can be tilted toward the wall 301, and the upper rear end 5 can be arranged close to the wall 301.

Since the hand-washing device 1A includes the auxiliary support portion 7, the height of the bottom portion 4 is adjusted. As a result, the hand-washing device 1A does not tilt too much toward the wall 301, and the hand-washing device 1A can stand on its own in a well-balanced manner, and the installation work of the hand-washing device 1A at the time of construction can be made more efficient.

In the above-described embodiment and modified example, an example of the hand-washing device 1, 1A having a larger dimension in the width direction W than the depth direction D is shown. The dimensions of the depth direction D and the width direction W of the hand-washing device are not limited to the above-described embodiment. For example, as in the modified example of the hand-washing device unit 100B shown in FIG. 11, the dimension of the hand-washing device 1B in the width direction W may be smaller than that in the depth direction D. In the example shown in FIG. 11, in the hand-washing device unit 100B, the dimensions of the cabinet 102B and the hand-washing device 1B in the depth direction D are longer than those in the width direction W.

Also in the hand-washing device 1B of this example, the upper rear end 5 is arranged so as to be inclined rearward from the lower end of the rear wall 38. The upper edge of the front part of the cabinet 102B and the upper edge of the side wall on both sides in the width direction W are covered with the decorative edge 37 of the hand-washing machine 1B. Even when the front surface of the cabinet 102B and the side walls on both sides in the width direction W are exposed as in this example, if the upper edge of the cabinet 102B is covered with the decorative edge 37, the cabinet 102B and the hand-washing device 1B will be connected during construction. It is possible to improve the efficiency of the finishing work of the boundary portion. In addition, it has the effect of obtaining an integrated appearance.

The position of the faucet fitting 101 in the hand-washing device and the hand-washing device unit is not limited to the embodiment of the above embodiment. For example, as in the hand-washing machine unit 100B shown in FIG. 11, an upper surface portion 34 and a faucet fitting 101 may be provided behind the bowl portion 2.

When the hand-washing device unit 100B shown in FIG. 11 is placed on the upper surface 103 in the same manner as in the above embodiment, the hand-washing device 1B is slightly tilted rearward, and the upper rear end upper portion 5 of the upper end rear portion of the hand washing device 1 is close to the wall 301. Can be placed. As a result, it is possible to suppress the occurrence of a gap in the upper rear end 5 of the hand-washing device 1B with respect to the wall 301 due to a dimensional error in the manufacturing of the hand-washing device 1B, and it is not necessary to fine-tune the gap when installing the hand-washing device 1B. Therefore, the efficiency of installation work can be improved.

In the above embodiment, an example is shown in which the support portion 6 is integrally provided on the bottom portion 4 of the hand washers 1, 1A and 1B. The position of the support portion 6 is not limited to this. The support portion 6 may be provided between the support surface and the bottom of the hand-washing machine. For example, as in the modified example of the hand-washing device 1C and the hand-washing device unit 100C shown in FIG. 12, a protrusion may be provided as a support portion 6C on the upper surface 103C of the cabinet 102C. The support portion 6C may support the bottom portion 4C of the hand-washing device 1C so that the front portion is high and the rear portion is low, and the rear wall is tilted so that the upper part of the rear end is located rearward. In the example shown in FIG. 12, an example in which the support portion 6C is integrally formed with the upper surface 103C is shown. A support portion that is separate from the upper surface of the cabinet may be provided.

Similar to the above embodiment, the hand-washing device unit 100C shown in FIG. 12 can be mounted while suppressing the occurrence of a gap with respect to the wall 301 at the rear end of the upper end of the hand-washing device 1C, so that the hand-washing device 1C can be easily installed. It is possible to suppress the occurrence of a gap with respect to the wall 301 at the rear end of the upper end of the hand-washing device 1C due to a dimensional error in the manufacturing of the hand-washing device 1C, and to improve the efficiency of the installation work of the hand-washing device 1C.

In the above modification, by providing the support portion 6 protruding downward from the bottom portion 4, when the hand-washing device 1B is placed, the rear end upper portion 5 is tilted so as to be located behind the rear end 41 of the bottom portion 4. An example is shown. The support portion 6 is not an essential configuration. For example, a hand-washing device is supported in a state where an inclined surface is formed on the bottom portion so as to incline downward from the rear end 41 in the depth direction D toward the front end 42, and a load is applied from the upper rear end 5 to the wall 301. It may be a configuration.

In the above embodiment, an example is shown in which the support portion is a protrusion that protrudes downward from the bottom portion 4 on the front portion side of the bottom portion 4. The support portion is not limited to this, and may be a configuration that supports the hand-washing device so that the upper part of the rear end is located behind the lower part of the hand-washing machine. For example, the front end of the bottom may be lower than the rear end. In addition to the configuration in which the support portion is integrally formed with the hand-washing device, the support portion that is separate from the hand-washing device may be attached to the lower part of the bottom of the hand-washing device.

In the above embodiment, an example including the auxiliary support portion 7 is shown. The auxiliary support portion 7 is not an essential configuration. The support portion 6 and the bottom portion 4 behind the support portion 6 may come into contact with the upper surface 103 of the cabinet 102 to support the hand-washing device 1 so as to be self-supporting.

In the above embodiment, an example in which the exterior body 3 is provided on the hand-washing device 1 is shown. The exterior body 3 is not an essential configuration, and may include a bottom portion 4 that supports the bowl portion 2 from below and an upper rear end portion 5 that is fixed to the wall 301. For example, in the hand-washing devices 1, 1A, 1B, and 1C of the above-described embodiment and the modified example, gaps are formed between the bowl portion 2 and the bottom portion 4, and between the bowl portion 2 and the rear wall 38, respectively. A flat portion may be formed at the lower portion and the rear end portion of the bowl portion without forming such a gap. In this case, the flat surface portion of the lower portion of the bowl portion corresponds to the bottom portion, and the flat surface portion of the rear end portion corresponds to the upper portion of the rear end portion.

In the above embodiment, an example is shown in which the hand-washing device 1 having a larger dimension in the width direction W than the depth direction D is attached to the wall 301 of the building. The installation position of the hand-washing machine unit is not limited to the wall of the building. For example, a support wall extending above the upper surface 103 along the vertical direction H may be provided at the rear portion of the cabinet 102, and the rear end upper portion 5 may come into contact with the support wall of the cabinet.

The bowl portion 2 is not limited to the size for hand washing, and may be a bowl portion for face washing that is larger than the hand washing machine.

The embodiments of the present disclosure have been described in detail with reference to the drawings. The specific configuration is not limited to this embodiment, and includes design changes and the like. The components shown in the above-described embodiment can be appropriately combined and configured.

1,1A, 1B, 1C ... Hand-washing machine, 2 ... Bowl part, 4 ... Bottom part, 5 ... Rear end upper part, 6 ... Support part, 7 ... Auxiliary support part, 9 ... Sealing material, 102 ... Cabinet, 106 ... Upper end part

Claims (13)

Bowl part and
The bottom formed integrally with the bowl portion and
It is provided with an upper rear end, which is formed integrally with the bowl portion, is located on the rear side of the bowl portion, and is fixed to a support wall.
A hand-washing device configured so that a load is applied to the support wall from the upper part of the rear end in a state where the bottom portion is placed on a support surface that supports the bottom portion of the bowl portion. The hand-washing device according to claim 1, further comprising a support portion formed so as to project downward from the bottom portion on the front side of the central portion in the depth direction of the bottom portion. The hand-washing device according to claim 2, wherein the ground contact surface of the support portion is arranged along a direction orthogonal to the back surface of the upper part of the rear end. The hand-washing device according to claim 3, wherein when the support portion is placed on the support surface, the bowl portion is supported by the support surface so that the front end of the bottom portion is higher than the rear end of the bottom portion. The fourth aspect of claim 4, wherein the upper part of the rear end is located behind the rear end of the bottom when the bowl is placed in contact with the bottom on a support surface supporting the bottom of the bowl. Hand wash bowl. The hand-washing device according to any one of claims 2 to 5, wherein an auxiliary support portion protruding downward from the bottom portion is provided between the support portion and the rear end of the bottom portion. The hand-washing device according to any one of claims 1 to 6, wherein a leading edge portion projecting downward from the bottom portion is provided over the entire length of the front end of the bottom portion in the width direction. A hand-washing device having a bowl portion, a bottom portion integrally formed with the bowl portion, and an upper rear end formed integrally with the bowl portion and located behind the bowl portion.
A cabinet having a support surface on which the hand-washing device is placed and supporting the bottom of the bowl portion,
With the support wall that the upper part of the rear end contacts
A sealing material provided between the upper part of the rear end of the hand-washing machine and the support wall, and
With
With the bottom portion placed on the support surface, the load of the hand-washing device is arranged so as to be applied from the upper part of the rear end to the support wall, and the space between the upper part of the rear end and the support wall is provided by the sealing material. Sealed hand-washing device installation structure. The hand-washing device is located in front of the central portion of the bottom in the depth direction, is provided on either the support surface or the bottom, and a load is applied to the support wall from the upper part of the rear end of the hand-washing device. The hand-washing device installation structure according to claim 8, further comprising a support portion for supporting the above. The hand-washing device installation structure according to claim 9, wherein the hand-washing device is supported by the support surface and the support wall at the support portion and the upper part of the rear end. The hand-washing device installation structure according to any one of claims 8 to 10, wherein the upper part of the front end of the cabinet is covered with the hand-washing device. The ground plane of the support is arranged along a direction orthogonal to the back surface of the upper rear end.
The aspect according to any one of claims 9 to 11, wherein the rear end portion of the bottom portion is separated upward from the support surface while the hand-washing device is supported by the support surface and the support wall. Hand-washing device installation structure. The method for installing a hand-washing device in the hand-washing device installation structure according to any one of claims 8 to 12.
The hand-washing device is installed on the support surface of the cabinet,
A method of installing a hand-washing device in which the hand-washing device is fixed to the support wall by sealing the upper part of the rear end with the sealing material while the load of the hand-washing device is applied to the bottom portion and the support wall.

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