JP2017089282A - Flush toilet bowl - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a flush toilet bowl allowing a part of a functional section to be positioned inside a storage space within a double wall of a skirt part when the part of the functional section is stored by being embedded in a first storage space in a toilet bowl body on an inner side of the skirt part, thereby efficiently expanding the storage space for the functional section.SOLUTION: A flush toilet bowl of the present invention includes: a toilet bowl body 2 forming a first storage space 54 for storing at least a part of a functional section 16 by embedding the part into the toilet bowl body 2; and a skirt part 38 forming at least partially a double wall portion 44 having an outer wall 40 and an inner wall 42 forming a storage space 46 within the double wall portion between the outer wall and the inner wall. A first connection opening 56 is formed on the inner wall, for communicating the storage space 46 within the double wall portion with the first storage space 54. At least a part of the functional section 16 is positioned inside the storage space 46 within the double wall portion, through the first connection opening 56.SELECTED DRAWING: Figure 6

Description

  The present invention relates to a flush toilet, and more particularly, to a flush toilet that is washed with washing water and discharges filth.

  Conventionally, as shown in Patent Document 1, a flush toilet capable of storing a part of a toilet bowl cleaning device or the like in an internal space behind a toilet bowl body made of ceramics is known.

  Further, as shown in Patent Document 2, a flush toilet in which a valve unit can be incorporated from the left and right sides at the rear part of the toilet body is disclosed. In this flush toilet, the valve unit is arranged on the base plate in the internal space behind the toilet body.

  In addition, as shown in Patent Document 1, a flush toilet is disclosed in which a storage chamber in which a part of the cleaning water supply means can be stored is formed in the rear part of the toilet body. In this flush toilet, an insertion port is formed on the back surface of the storage chamber, and a water supply pipe is arranged through the insertion port.

JP 2002-081117 A JP 2002-294841 A

  As shown in the above-mentioned Patent Documents 1 and 2, there is a request that the functional part of the toilet bowl cleaning device or the like is accommodated in the toilet bowl body so as to be as inconspicuous as possible, and the appearance of the toilet bowl body is to be formed by an aesthetic design. is there.

  However, as in Patent Document 1, even if an attempt is made to store a functional part such as a toilet bowl cleaning device in the inner space inside the skirt part behind the ceramic toilet bowl body, the toilet bowl cleaning apparatus etc. Since there are many restrictions for incorporating into the space, it has been necessary to arrange the toilet cleaning device and the like so as to protrude above the rim portion behind the toilet body. Furthermore, since it is difficult to take sufficient storage space for the functional part of the toilet bowl cleaning device or the like in the toilet bowl body in this way, the toilet bowl body is in a state where the toilet bowl cleaning device or the like is projected to the upper rear side of the toilet bowl body. Wiring, drainage pipes, etc. were placed on the outside of the toilet body from the upper rear. As described above, since the toilet cleaning device and the like are projected to the outside of the toilet body, and the wiring and the drain pipe are exposed, the toilet body is formed even if the appearance of the toilet body is formed by an aesthetic design. There is a concern that it will damage the aesthetics of the appearance.

Further, as shown in Patent Document 2, when trying to maintain the aesthetic appearance of the toilet bowl upper surface, the toilet body is formed such that the length of the toilet body in the front-rear direction is longer and the functional part is inserted from the side of the toilet body. It is necessary to form a special insertion opening on the side.
Thus, if it is going to expand the storage space of a function part in a toilet bowl main body, enlarging a toilet main body will also be a problem.

Furthermore, as shown in Patent Document 1, even if an attempt is made to store a part of a functional unit such as a toilet bowl cleaning device in the internal space behind the ceramic toilet body, the toilet cleaning device or the like is placed in the internal space behind the toilet body. Because there are many restrictions on the installation, it is difficult to take a storage space for storing wiring and drain pipes etc. in the toilet body, and the wiring and drain pipes are placed outside the toilet body from the upper rear of the toilet body. Was.
Thus, even in a flush toilet as shown in Patent Document 1, a toilet flushing device or the like is projected to the outside of the toilet body, and the wiring and drain pipes are exposed so that the appearance of the toilet body can be improved. Even if it is formed by a design having an aesthetic appearance, there is a concern that the aesthetic appearance of the toilet body may be impaired.

  In addition, when trying to completely store a functional part such as a toilet bowl cleaning device in the inner space inside the skirt behind the toilet bowl body made of ceramics, the functional part of the toilet bowl cleaning device or the like is embedded in the toilet body. It becomes more difficult to take up sufficient storage space, wiring and drain pipes are exposed, and the appearance of the toilet body is not good.

  Therefore, the present invention provides a functional unit arranged in the first storage space when at least a part of the functional unit is stored so as to be embedded in the first storage space in the toilet body inside the skirt. At least a portion is disposed in the double-wall storage space portion of the skirt portion through the first connection opening, and a part of the functional portion can be disposed in the double-wall storage space portion of the skirt portion. It is an object of the present invention to provide a flush toilet that can efficiently expand the storage space of the section.

In order to achieve the above-described object, the present invention provides a flush toilet that is washed with washing water and discharges filth, a toilet body having a bowl-shaped filth receiving surface, and an outer side of the bowl portion. A ceramic toilet body having a skirt portion, a drainage passage connected to the lower portion of the bowl portion for discharging waste, a water discharge portion for discharging cleaning water to the bowl portion, and a water discharge portion And a functional part having at least a function of controlling the discharge water of the washing water to the bowl part, the toilet body being lower than the upper end part of the skirt part and lower than the skirt part A first storage space for storing at least a part of the functional part is embedded on the inside so as to be embedded in the toilet body, and the skirt part is formed on the outer wall forming the exterior part, on the inner side of the outer wall, and on the outer wall. Between double walls A double wall portion including an inner wall forming a storage space portion is formed at least in part, and the inner wall communicates with the double wall storage space portion in the double wall portion and the first storage space portion. The first connection opening is formed, and at least a part of the functional part disposed in the first storage space is disposed in the double-wall storage space through the first connection opening.
In the present invention configured as described above, the toilet main body stores the first storage space in which at least a part of the functional unit is embedded in the toilet main body below the upper end of the skirt and inside the skirt. In addition, the skirt portion forms at least a part of a double wall portion including an outer wall and an inner wall forming a double-wall storage space between the outer wall and the outer wall. Therefore, when at least a part of the functional part is stored so as to be embedded in the first storage space part in the toilet body inside the skirt part, at least a part of the functional part arranged in the first storage space part is Since it is arranged in the double wall storage space part of the skirt part through the first connection opening and a part of the function part can be arranged in the double wall storage space part of the skirt part, the storage space of the function part Can be expanded efficiently.

In the present invention, preferably, the inner wall of the skirt portion is formed with a second connection opening that communicates the double-wall storage space and the second storage space in the toilet body, so that the flexible function portion is formed. The elongated member is extended from the double-wall storage space to the second storage space in the toilet body via the second connection opening.
In the present invention configured as described above, the flexible elongated member of the functional part is extended from the double wall storage space to the second storage space in the toilet body via the second connection opening. A part of the functional part can be arranged from the first storage space part to the second storage space part through the double wall storage space part in the double wall part of the skirt part. While effectively using the storage space of the double-wall storage space in the heavy wall portion, it can be arranged across a plurality of internal storage spaces. Therefore, the storage space for the functional unit can be efficiently expanded.

In the present invention, preferably, the toilet body further includes an insertion path portion through which the flexible elongated member of the functional portion can be inserted from the double-wall storage space portion to the outside of the toilet body, and the flexible portion of the functional portion. The elongated member is extended from the double-wall storage space to the outside through the insertion path.
In the present invention configured as described above, the flexible elongated member of the functional part is extended from the double-wall storage space part to the outside of the toilet body through the insertion path part. The double wall in the double wall part of the skirt part can also be arranged so as to extend from the storage space part to the outside of the toilet body through the double wall storage space part in the double wall part of the skirt part. The storage space of the internal storage space can be effectively utilized and extended outside the toilet body. Therefore, the storage space for the functional unit can be efficiently expanded.

In the present invention, preferably, it further has a sheath tube that forms a tubular passage in the double-wall storage space, and the flexible elongated member of the functional part is disposed in the double-wall storage space. It is inserted through the sheath.
In the present invention configured as described above, the flexible elongated member of the functional portion can be efficiently arranged in the storage space of the double-wall storage space portion along the shape of the sheath tube. Further, when the flexible elongated member of the functional part is passed through the double wall storage space in the double wall part of the skirt part, it can be inserted relatively easily along the sheath.

In the present invention, the sheath tube is preferably fixed to the toilet body.
In the present invention configured as described above, the functional part, for example, the wiring of the functional part, the water supply pipe is removed from the sheath pipe in the state where the sheath pipe is left in the toilet body during the removal, repair, replacement, maintenance, etc. of the functional part. It can be removed and the functional part can be easily reattached.

In the present invention, preferably, the toilet body further includes a reinforcing portion that connects the inner walls of at least two double wall portions.
In the present invention configured as described above, even when the double wall storage space portion is formed in the skirt portion by connecting the inner walls of at least two double wall portions with the reinforcing portion, The double wall portions can be supported with each other, and the strength and load resistance of the skirt portion and the toilet body can be improved.

  According to the flush toilet of the present invention, when at least a part of the functional part is stored so as to be embedded in the first storage space part in the toilet body inside the skirt part, it is disposed in the first storage space part. At least a part of the functional part is disposed in the double wall storage space part of the skirt part through the first connection opening, and a part of the functional part is disposed in the double wall storage space part of the skirt part. As a result, the storage space for the functional unit can be efficiently expanded.

It is a perspective view which shows the flush toilet bowl by one Embodiment of this invention. It is a perspective view which shows the internal structure of the flush toilet of FIG. 1 in the state which opened the toilet lid and the toilet seat. It is a rear view of the flush toilet according to one embodiment of the present invention. 1 is a schematic exploded perspective view of a flush toilet according to an embodiment of the present invention. It is a center sectional view showing the internal structure of the flush toilet of FIG. 1 by the center section seen from the left side. It is sectional drawing seen along the VI-VI line of FIG. It is a center sectional view showing the internal structure of the flush toilet of FIG. 1 by the center section seen from the right side.

Next, a flush toilet according to an embodiment of the present invention will be described with reference to the accompanying drawings.
First, the structure of a flush toilet according to an embodiment of the present invention will be described with reference to FIGS. Here, FIG. 1 is a perspective view showing a flush toilet according to an embodiment of the present invention, and FIG. 2 is a perspective view showing the internal structure of the flush toilet of FIG. 1 with the toilet lid and toilet seat open. 3 is a rear view of a flush toilet according to an embodiment of the present invention, FIG. 4 is a schematic exploded perspective view of a flush toilet according to an embodiment of the present invention, and FIG. 5 is a flush toilet of FIG. It is a center sectional view showing the internal structure of a toilet bowl by the center section seen from the left side.

  As shown in FIG.1 and FIG.2, the flush toilet 1 by one Embodiment of this invention was arrange | positioned so that the toilet bowl body 2, the toilet seat 4 arrange | positioned on the upper surface of this toilet bowl body 2, and a toilet seat might be covered A toilet lid 6 and a functional unit 16 disposed behind the toilet body 2 are provided. Hereinafter, in the description of the embodiment of the present invention, the toilet body 2 is the front side when viewed from the user side using the toilet body 2, the back side is the rear side when viewed from the user, and the toilet body 2 The right side when viewed from the front is the right side, and the left side when viewed from the front is the left side.

The toilet body 2 is made of earthenware, and the toilet body 2 includes a bowl portion 8 that receives filth, a drain trap pipe (drainage passage) 10 that extends from the bottom of the bowl portion 8, and a jet spout 12 that performs jet spouting. And a rim water outlet 14 for performing rim water discharge, a jet water conduit 34 for guiding cleaning water to the jet water outlet 12, and a rim water conduit 15 for guiding cleaning water to the rim water outlet 14.
The jet spout 12 is formed at the bottom of the bowl portion 8, opens toward the inlet of the drain trap pipe 10, is disposed substantially horizontally toward the inlet of the drain trap pipe 10, and is washed. Water is discharged toward the drain trap pipe 10.
The rim spout 14 is formed in front of the upper right side of the bowl portion 8 and discharges cleaning water along the edge of the bowl portion 8. The rim water spouting port 14 discharges cleaning water to the rear side. The rim spout 14 is formed in the other part of the bowl part 8 and discharges cleaning water in another direction (for example, in the direction toward the tip of the bowl part 8) along the edge of the rim part of the bowl part 8. It may be formed so as to. In FIGS. 2 and 5, a state in which the wash water discharged from the rim spout 14 cleans the bowl portion 8 while turning in the bowl portion 8 is indicated by an arrow A <b> 1.

  The drain trap pipe 10 includes an inlet 10a, a trap ascending pipe 10b rising from the inlet 10a, and a trap descending pipe 10c descending from the trap ascending pipe 10b. The trap ascending pipe 10b and the trap descending pipe 10c. Between the two is the top 10d. Therefore, the drain trap pipe 10 forms a drain trap that rises from the inlet and then descends.

  The flush toilet 1 according to one embodiment includes a functional unit 16 having at least a function of controlling the flush water discharged to the bowl unit 8. The functional unit 16 provides a local cleaning function unit 18 for providing a so-called local cleaning function for cleaning the user's local part, and a toilet functional unit 20 for cleaning the toilet body 2 with cleaning water and discharging filth. And.

The local cleaning function unit 18 is activated when the user operates an operation unit (not shown), and the local part of the user is cleaned with cleaning water. The local cleaning function unit 18 is connected to an external power source by wiring, and is operated by being supplied with electricity from the external power source. Further, the local cleaning function unit 18 is supplied with cleaning water for local cleaning of the user. 5 to 7, for the sake of simplicity of explanation, the detailed structure of the local cleaning function unit 18 is omitted, and the local cleaning function unit 18 is shown by a simplified outer shape.
As shown in FIG. 2, the local cleaning function section 18 and the toilet bowl function section 20 are arranged so as to be embedded as an internal member of the toilet body 2 inside the skirt section 38 as will be described later, and a functional section cover is provided above the interior cleaning function section 18. 28 is arranged. The local cleaning function unit 18 and the toilet function unit 20 are disposed below the function unit cover 28 and are hidden by the function unit cover 28 from the user using the toilet body 2.

  The flush toilet 1 according to an embodiment is directly connected to a water supply that supplies tap water with respect to the rim water discharge, and the wash water is discharged from the rim water discharge port 14 using the water supply pressure of the water supply. Further, with respect to the jet water discharge, the wash water stored in the water storage tank 22 is pressurized by the pressurizing pump 24 and discharged from the jet water discharge port 12 at a large flow rate.

Next, the toilet bowl function part 20 of the flush toilet 1 according to one embodiment will be described with reference to FIG.
As shown in FIG. 4, the toilet function unit 20 is provided with a solenoid valve 30 that electrically opens and closes a flow path from a water supply source such as a water supply, and a water supply channel downstream of the solenoid valve 30. A switching valve 36 for switching between the water channel 32 and the water supply to the water storage tank 22 side, a water storage tank 22 for storing cleaning water, a pressurizing pump 24 for pressurizing and sending the cleaning water stored in the water storage tank 22, It has. A controller (control means) 26 that controls the opening / closing operation of the electromagnetic valve 30 of the toilet function unit 20, the switching operation of the switching valve 36, and the rotation speed and operating time of the pressurizing pump 24 is built in the toilet function unit 20 side. Has been. The controller 26 is operated in response to an operation of a user operation unit (not shown). The toilet bowl function unit 20 may include other members such as a constant flow valve, a rim water discharge vacuum breaker, and a jet water discharge vacuum breaker as necessary.

  Washing water supplied from a water supply source such as water supply is connected to a stop cock through a water supply pipe (not shown) extending from the water supply source, and flows into the solenoid valve 30 via the stop cock (not shown). The washing water that has passed through the electromagnetic valve 30 is supplied to the switching valve 36. The water supply pipe may be arranged so as to pass through the double-wall storage space 46 as will be described later. The electromagnetic valve 30 is opened and closed by a control signal from the controller 26 so that the supplied wash water flows into the switching valve 36 or is stopped. The switching valve 36 is switched by a control signal from the controller 26 and supplies the supplied wash water to the rim water spouting port 14 or the water storage tank 22. The switching valve 36 can supply cleaning water to both the rim water guide channel 32 on the rim side and the water storage tank 22 on the tank side at the same timing, and the ratio of the amount of water supplied to the rim side and the tank side can be arbitrarily set. This is a switching valve that can be changed to It is also possible to switch the flow path so that the cleaning water is supplied to only one of the rim conduit 32 or the water storage tank 22.

  The water storage tank 22 is configured to store wash water to be discharged from the jet water outlet 12. The wash water supplied to the water storage tank 22 is pressurized and sent out by the pressurizing pump 24 and supplied to the jet water outlet 12.

The pressurizing pump 24 pressurizes the wash water stored in the water storage tank 22 and discharges it from the jet water outlet 12. The pressurizing pump 24 is provided on a cleaning water supply pipe (not shown) on the downstream side of the water storage tank 22, and pressurizes and pumps the cleaning water stored in the water storage tank 22.
Since the pressurizing pump 24 pressurizes and pumps the wash water stored in the water storage tank 22, the wash water is determined in advance even in an area where the water supply pressure is relatively low, unlike the water supply system using direct water supply. Jet water discharge can be performed at a predetermined predetermined flow rate, and stable cleaning performance can be obtained.

  The controller 26 sequentially operates the electromagnetic valve 30, the switching valve 36, and the pressurizing pump 24 by the operation of an operation unit (not shown) by the user, and sequentially starts water discharge from the rim water discharge port 14 and the jet water discharge port 12. The bowl portion 8 is washed. Further, the controller 26 opens the electromagnetic valve 30 after the cleaning is completed, and replenishes the water storage tank 22 with cleaning water. When the water level in the water storage tank 22 rises and an upper end float switch (not shown) in the water storage tank 22 detects a specified water storage amount, the controller 26 closes the electromagnetic valve 30 and stops water supply.

  Power supply wiring (not shown) such as the pressure pump 24, the controller 26, the electromagnetic valve 30, and the switching valve 36 is connected to the local cleaning function unit 18, and together with the power supply wiring (not shown) of the local cleaning function unit 18, The wiring 64 is connected. Note that power supply wiring (not shown) such as the pressurizing pump 24, the controller 26, the electromagnetic valve 30, and the switching valve 36 may be directly connected to the wiring 64 without going through the local cleaning function unit 18. Therefore, electricity is supplied from the external power source to the pressurizing pump 24, the electromagnetic valve 30, the switching valve 36, the local cleaning function unit 18 and the like via the wiring 64.

Next, the skirt portion (skirt portion) will be described with reference to FIGS.
6 is a cross-sectional view taken along line VI-VI in FIG. 2, and FIG. 7 is a central cross-sectional view showing the internal structure of the flush toilet in FIG. 1 as viewed from the right side. .

  The toilet body 2 further includes a skirt portion (skirt portion) 38 formed outside the bowl portion 8. The skirt portion 38 is made of earthenware. The skirt portion 38 forms an outer appearance member disposed on the outside of the bowl portion 8, and mainly constitutes the entire appearance of the flush toilet with the toilet lid 6 attached to the skirt portion 38. In the present embodiment, the skirt portion 38 is formed so as to cover the entire outer periphery of the bowl portion 8, the drain trap conduit 10, the jet conduit 34, the rim conduit 15, and the functional portion 16, thereby forming a total skirt portion. doing. In the present embodiment, the entire circumference of the trunk portion of the flush toilet 1 is formed by the skirt portion 38. The skirt portion 38 only needs to be formed outside at least a part of the bowl portion 8, the drain trap conduit 10, the jet conduit 34, the rim conduit 15, and the functional portion 16. In this embodiment, the skirt part 38 forms the wall surface extended from the upper end part 38a to the lower end part 38b, and forms the skirt shape as a whole. The back surface (rear surface) of the skirt portion 38 is disposed away from the rear facility wall.

The skirt portion 38 includes at least a part of a double wall portion 44 formed by an outer wall 40 that forms an exterior portion that constitutes an external appearance, and an inner wall 42 that is formed inside the outer wall 40.
The outer wall 40 of the skirt portion 38 forms a vertical wall surface that extends while gently curving from the upper end portion 38 a to the lower end portion 38 b of the skirt portion 38. The front side of the outer wall 40 is visually recognized by the user, and forms a silhouette that gives an appearance of the trunk of the flush toilet 1. On the other hand, the back side of the outer wall 40 forms a double-wall storage space 46 in the double-wall portion 44. The inner wall 42 of the skirt portion 38 forms a vertical wall that is formed inside the outer wall 40 and spaced from the outer wall 40. Therefore, the double-wall storage space 46 is formed in the gap space in the double-wall portion 44 formed by the inner wall 42 and the outer wall 40 of the skirt portion 38.

The outer wall 40 of the skirt portion 38 forms an external opening 48 provided at the lower rear portion of the skirt portion 38. Since the external opening 48 is formed on the back side of the toilet body 2 when viewed from the user, the external opening 48 is formed at a position that is difficult for the user to visually recognize. The external opening 48 may be an opening formed at the lower end 38b of the skirt 38 and formed in a gap between the skirt 38 and the floor F on the facility side. Therefore, the insertion path portion 50 described later may be formed so as to pass through the external opening 48 formed in a gap shape between the skirt portion 38 and the floor surface F on the facility side.
As another embodiment, the external opening may not be formed on the outer wall of the skirt portion 38, and the external opening may be formed on the floor F on the facility side. In this case, the insertion path portion 50 through which a part of the functional unit 16 as will be described in detail later can be inserted from the double-wall storage space 46 to the outside of the flush toilet 1 is provided from the double-wall storage space 46. It will be formed as an insertion path portion having an external opening formed in the floor surface F through the second storage space portion 52. At this time, a part of the functional unit 16 is disposed from the second storage space 52 through the floor surface F outside the toilet body 2.

As shown in FIG. 6, the skirt portion 38 forms the outer peripheral portion of the outside of the functional portion 16, so that the left side portion of the flush toilet 1 and the outside of the right side portion are covered in the cross section in the left-right direction. The formed toilet body 2 can arrange the functional part 16 inside the inner wall 42 of the skirt part 38. More specifically, the functional unit 16 can be arranged in the first storage space 54 formed in the central region inside the inner wall 42 of the left side skirt portion 38 and inside the inner wall 42 of the right side skirt portion 38. It is like that.

  The first storage space portion 54 is formed inside the inner wall 42 of the skirt portion 38 on the left side portion, inside the inner wall 42 of the skirt portion 38 on the right side portion, and below the upper end portion 38 a of the skirt portion 38. Therefore, the skirt portion 38 of the toilet body 2 is stored so that the entire functional portion 16 or at least a part of the functional portion 16 is embedded in the toilet body 2 below the upper end of the skirt portion 38 and inside the skirt portion 38. The first storage space portion 54 is formed. Therefore, when viewed from the side of the toilet body 2, the functional unit 16 appears to be embedded in the toilet body 2 and the skirt portion 38. In the present embodiment, only the toilet seat 4 and the toilet lid 6 are disposed on the upper end portion 38 a of the skirt portion 38, and the functional portions 16 such as the local cleaning function portion 18 and the toilet bowl function portion 20 are arranged at the upper end portion of the skirt portion 38. It arrange | positions so that it may be embedded below 38a. In other words, the functional unit 16 is not arranged on the rim upper surface of the top surface of the toilet body 2. The functional unit 16 may be stored such that at least a part thereof is embedded in the toilet body 2 and the other part protrudes outward from the toilet body 2. Further, the functional unit 16 may be stored so that most of the functional unit 16 is embedded in the toilet body 2 and the other part slightly protrudes outward from the toilet body 2.

  The double-wall storage space 46 is formed outside the first storage space 54. In the upper inner wall 42 a at the upper part of the left inner wall 42, a first connection opening 56 that connects the first storage space portion 54 and the double-wall storage space portion 46 in the double wall portion 44 is formed. . In the lower inner wall 42 b below the left inner wall 42, a second connection opening 58 that connects the second storage space 52 and the double-wall storage space 46 in the double wall portion 44 is formed. .

  The second storage space portion 52 is separated from the first storage space portion 54 and is provided in a lower portion of the first storage space portion 54. The second storage space portion 52 is separated from the first storage space portion 54. You may communicate. The second storage space portion 52 is formed between the lower inner walls 42b and is formed below the reinforcing portion described later. The lower surface of the second storage space 52 is formed by the floor surface F. The second storage space 52 may be another part in the toilet body 2 other than the lower part of the first storage space 54. The second storage space 52 communicates with an external opening 48 provided in the lower part behind the skirt 38. In other words, the second storage space 52 communicates with the outside of the toilet body 2 through the external opening 48. Accordingly, the toilet main body 2 allows a part of the functional unit 16 to be inserted from the double-wall storage space 46 to the outside of the flush toilet 1 through the second storage space 52 and the external opening 48. 50. In the present embodiment, the insertion path portion 50 includes the first storage space portion 54, the first connection opening 56, the double-wall storage space portion 46, the second connection opening 58, the second storage space portion 52, and the external opening portion. 48 is a continuous space path formed by 48.

A first connection opening 56 is formed in the double wall portion 44. In the double-wall storage space 46, at least a part of the functional unit 16 is arranged in the double-wall storage space 46 via the first connection opening 56. In the present embodiment, the wiring 64 of the local cleaning function unit 18 and the toilet function unit 20 (a flexible elongated member such as the wiring 64 is also included in the function unit 16) is doubled through the first connection opening 56. It passes through the storage space 46 in the wall, passes from the second connection opening 58 into the second storage space 52, and extends from the second storage space 52 to the outside via the external opening 48. . As a modified example, a part of the other components of the toilet functional unit 20 may be arranged so as to be inserted into the double-wall storage space 46 through the first connection opening 56.
In the present embodiment, the double-wall storage space 46, the first connection opening 56, and the second connection opening 58 are formed on the left side portion of the toilet body 2, but these are the right side portion of the toilet body 2. These may be formed on both sides of the left and right side portions of the toilet body 2, and these may be formed on other parts such as the back side portion of the toilet body 2. It may be formed.

  The double-wall storage space 46 is formed at least outside the first storage space 54. Further, the double-wall storage space 46 is formed such that the upper end thereof is substantially the same height as the upper end of the first storage space 54. Therefore, a part of the double-wall storage space 46 is formed so that the height thereof is substantially the same as the height of the first storage space 54. Therefore, the first connection opening 56 forms a through hole extending in the lateral direction. The double-wall storage space 46 is connected to the first storage space 54 via the first connection opening 56, so that the internal storage space of the first storage space 54 is expanded in the left-right direction. An internal storage space is formed. Therefore, when the functional part 16 provided in the first storage space 54 has a portion protruding in the horizontal direction, the double-wall storage space 46 has two portions protruding in the horizontal direction. It can be received in the heavy wall storage space 46.

In the double-wall storage space 46, a sheath tube 60 is provided that forms a tubular passage in the double-wall storage space 46. The sheath tube 60 forms a tubular duct. The sheath pipe 60 can be used for various types of wiring such as power supply, water supply piping for supplying water, ventilation piping, a signal line capable of transmitting / receiving signals to / from the controller 26, an operation wire, and / or a fixing wire. It has a function as a conduit through which a flexible elongated member (flexible elongated member of a functional part) can pass. The sheath tube 60 is flexible and can pass an elongated member having a relatively small diameter. The sheath tube 60 has a function as a storage unit that can store various wirings, pipes, wires and the like therein. Further, the sheath tube 60 has a function as a storage portion arranged in a state where a part of the functional portion 16 such as a wiring connection portion is inserted in the vicinity of the inlet portion.
The sheath tube 60 is fixed to the skirt portion 38 by the fixing portion 62 at the first connection opening 56 and / or the second connection opening 58. The sheath tube 60 may be fixed to the other skirt portion 38 portion, or may be fixed to another member disposed in the toilet body 2.
In this embodiment, the sheath 60 passes through one wiring 64 that can supply power to both the local washing function section 18 and the toilet function section 20, but the sheath 60 is in a state where a plurality of wirings of the function section 16 are separated. You can pass as it is. Further, the sheath tube 60 can pass through a plurality of flexible elongated members such as wiring, water passage piping, ventilation piping, signal wires, and / or wires. Further, the sheath pipe 60 may be formed by two or more sheath pipes 60. For example, when one sheath pipe 60 passes through a wiring, another sheath pipe 60 is configured to pass a water passage pipe. May be.

  Since the sheath tube 60 is flexible and can be freely deformed in the double-wall storage space 46, a flexible elongated member such as the wiring 64 of the functional unit 16 is attached to the sheath tube. It can arrange | position efficiently in the storage space of the storage space part in a double wall along a shape. In addition, when a flexible elongated member such as the wiring 64 of the function portion 16 is passed through the double-wall storage space 46 in the double-wall portion 44 of the skirt portion 38, it is relatively along the sheath tube 60. It can be easily inserted. Furthermore, the function which protects the flexible elongate member of the function part 16 in which the sheath 60 is arrange | positioned can also be fulfill | performed.

  In the present embodiment, the sheath tube 60 is formed so as to extend from the first connection opening 56 into the double-wall storage space 46 and to the second connection opening 58. One end (start end) thereof may be formed so as to extend into the first storage space portion 54, and the sheath pipe 60 has the other end (termination) at the second storage space portion 52, the external opening 48, Alternatively, it may be formed to extend to the outside of the toilet body 2.

  The sheath 60 passed through the double-wall storage space 46 is arranged inside the toilet body 2 through the internal wiring, the internal water conduit, the internal signal line and / or the internal wire in the functional unit 16. It may be formed. For example, an internal wiring passing through a sheath pipe 60, a part of the functional part 16 arranged in the second storage space part 52 and a part of the functional part 16 arranged in the first storage space part 54, an internal water pipe, It can be connected by an internal signal line and / or an internal wire. As described above, when the internal wiring or the like routed only inside the toilet main body 2 is arranged in the sheath 60 passed through the double-wall storage space 46, an external opening is formed in the outer wall of the skirt portion 38. The part 48 may not be formed.

  Since a part of the functional part 16 can be efficiently arranged inside the double-wall storage space part 46 and the like, the part of the functional part 16 is prevented from being exposed to the outside of the toilet body 2, and the toilet body 2 Can maintain the design of the appearance. That is, it is possible to maintain a beautiful silhouette so that only the skirt portion 38 and the toilet lid 6 of the toilet body 2 can be seen by the user.

The toilet body 2 further includes a reinforcing portion 66 that connects the inner walls 42 of at least two double wall portions 44. The reinforcing portion 66 extends between the right inner wall 42 and the left inner wall 42 in the left-right direction. The reinforcing portion 66 forms the bottom surface of the first storage space portion 54 and divides the upper first storage space portion 54 and the lower second storage space portion 52. In addition, the reinforcement part 66 may be formed so that the inner wall 42 of the double wall part 44 and the part of the skirt part 38 of the other toilet body 2 may be connected. More specifically, the reinforcing portion 66 is connected to the upper inner wall 42a extending upward at both left and right ends. Further, the reinforcing portion 66 is connected to the lower inner wall 42b extending downward at a position slightly shifted inward from both left and right ends. As shown in FIG. 7, the reinforcing portion 66 has a front end of the reinforcing portion 66 connected to the drain trap pipe 10 in the front-rear direction, and a rear end of the reinforcing portion 66 is an upper inner wall on the rear side of the toilet body 2. 42a.
The reinforcing portion 66 forms a first storage space portion 54 above it, and supports the lower end of the functional portion 16 stored in the first storage space portion 54. Even when the reinforcing portion 66 connects the inner walls of at least two double-wall portions 44 to form the double-wall storage space portion 46 in the skirt portion 38, the double-wall portion 44 of the skirt portion 38 is also formed. And the strength and load resistance of the skirt portion 38 can be improved. Further, the reinforcing portion 66 forms a reinforcing surface between the inner walls of the double wall portion 44, whereby the load applied to the inner wall 42 and the reinforcing portion 66 is distributed to the other inner walls 42 connected to the reinforcing portion 66 and the like. be able to.

  According to the flush toilet 1 according to the embodiment of the present invention described above, the toilet body 2 has at least a part of the functional portion 16 below the upper end portion 38a of the skirt portion 38 and inside the skirt portion 38. The first storage space portion 54 is stored so as to be embedded in the inner wall 2, and the skirt portion 38 further includes an outer wall 40 and an inner wall 42 that forms a double-wall inner storage space portion 46 between the outer wall 40 and the outer wall 40. The provided double wall part 44 is formed at least in part. Therefore, when at least a part of the functional part 16 is stored so as to be embedded in the first storage space part 54 in the toilet body 2 inside the skirt part 38, the functional part disposed in the first storage space part 54. 16 is disposed in the double-wall storage space 46 of the skirt portion 38 via the first connection opening 56, and a part of the functional portion 16 is disposed in the double-wall storage space portion 46 of the skirt portion 38. Since it can arrange | position in, the storage space of the function part 16 can be expanded efficiently.

According to the flush toilet 1 according to the above-described embodiment of the present invention, the flexible elongated member of the functional unit 16, for example, the wiring 64, etc. is passed from the double-wall storage space 46 through the second connection opening 58. Since it is extended to the second storage space 52 in the toilet body 2,
A part of the functional part 16 is disposed so as to extend from the first storage space part 54 to the second storage space part 52 through the inside of the double wall storage space part 46 in the double wall part 44 of the skirt part 38. The storage space of the double-wall storage space 46 in the double-wall portion 44 of the skirt portion 38 can be effectively used, and can be arranged across a plurality of internal storage spaces. Therefore, the storage space of the function part 16 can be expanded efficiently.

  According to the flush toilet 1 according to the above-described embodiment of the present invention, the flexible elongated member of the functional unit 16, for example, the wiring 64 or the like is passed through the insertion path portion 50 from the double-wall storage space 46 and the toilet body 2. Therefore, a part of the functional portion 16 is moved from the first storage space 54 to the outside of the toilet body 2 through the double wall storage space 46 in the double wall portion 44 of the skirt portion 38. The storage space of the double wall storage space 46 in the double wall portion 44 of the skirt portion 38 can be effectively extended to the outside of the toilet body 2. Therefore, the storage space of the function part 16 can be expanded efficiently.

  According to the flush toilet 1 according to the above-described embodiment of the present invention, the flexible elongated member of the functional unit 16, for example, the wiring 64 or the like is formed along the shape of the sheath 60 in the double-wall storage space 46. It can be efficiently arranged in the storage space. Further, when the flexible elongated member of the function portion 16 is passed through the double-wall storage space portion 46 in the double-wall portion 44 of the skirt portion 38, it is relatively easily inserted along the sheath tube 60. be able to.

  According to the flush toilet 1 according to the embodiment of the present invention described above, the functional unit 16, for example, the function, with the sheath 60 left in the toilet body 2 when the functional unit 16 is removed, repaired, replaced, or maintained. The wiring 64 of the part, the water supply pipe, etc. can be removed from the sheath pipe 60, and the functional part 16 can be easily attached again.

  According to the flush toilet 1 according to the embodiment of the present invention described above, the reinforcing portion 66 connects the inner walls 42 of the double wall portions 44 in at least two places, so that the storage space in the double wall is provided in the skirt portion 38. Even when the portion 46 is formed, the double wall portions 44 of the skirt portion 38 can be supported with each other, and the strength and load resistance of the skirt portion 38 and the toilet body 2 can be improved.

DESCRIPTION OF SYMBOLS 1 Flush toilet 2 Toilet body 4 Toilet seat 6 Toilet lid 8 Bowl part 10 Drain trap conduit 10a Inlet part 10b Trap rise pipe 10c Trap down pipe 10d Top part 12 Jet water outlet 14 Rim water outlet 16 Function part 18 Local washing function part 20 Toilet bowl functional unit 22 Water storage tank 24 Pressurizing pump 26 Controller 28 Functional unit cover 30 Solenoid valve 32 Rim water conduit 34 Jet water conduit 36 Switching valve 38 Skirt portion 38a Upper end portion 38b Lower end portion 40 Outer wall 42 Inner wall 42a Upper inner wall 42b Lower inner wall 44 Double wall portion 46 Double wall storage space 48 External opening 50 Insertion path portion 52 Second storage space portion 54 First storage space portion 56 First connection opening 58 Second connection opening 60 Sheath tube 62 Fixing portion 64 Wiring 66 Reinforcement part A1 Arrow F Floor

Claims (6)

In flush toilets that are washed with wash water and discharge filth,
A toilet body comprising a bowl portion having a bowl-shaped waste receiving surface and a skirt portion formed on the outside of the bowl portion;
A drainage channel connected to the lower part of the bowl portion to discharge filth,
A water discharge part for discharging cleaning water to the bowl part;
A water conduit that guides wash water to the water discharge part;
A functional unit having at least a function of controlling the water discharged from the cleaning water to the bowl unit,
The toilet main body forms a first storage space for storing at least a part of the functional part so as to be embedded in the toilet main body below the upper end of the skirt and inside the skirt. The skirt portion includes at least a double wall portion including an outer wall that forms an exterior portion, and an inner wall that is formed inside the outer wall and forms a double wall storage space portion between the outer wall and the skirt portion. Formed in part, the inner wall is formed with a first connection opening communicating the double wall storage space and the first storage space in the double wall,
The flush toilet according to claim 1, wherein at least a part of the functional unit disposed in the first storage space is disposed in the double-wall storage space through the first connection opening. The inner wall of the skirt portion is formed with a second connection opening that communicates the double-wall storage space and the second storage space in the toilet body,
The flexible elongate member of the functional part extends from the double-wall storage space to the second storage space in the toilet body through the second connection opening. A flush toilet according to 1. The toilet body further includes an insertion path portion through which the flexible elongated member of the functional portion can be inserted from the double-wall storage space portion to the outside of the toilet body,
The flush toilet according to claim 1 or 2, wherein the flexible elongated member of the functional part is extended from the double-wall housing space part to the outside through the insertion path part.   Furthermore, it has a sheath tube that forms a tubular passage in the double-wall housing space portion, and the flexible elongated member of the functional portion is disposed in the double-wall housing space portion. The flush toilet according to claim 2 or 3, wherein   The flush toilet according to claim 4, wherein the sheath tube is fixed to the toilet body.   The flush toilet according to any one of claims 1 to 5, wherein the toilet body further includes a reinforcing portion that connects the inner walls of at least two of the double wall portions.

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