JP2017115481A - Connecting structure for hand wash water ejection pipe - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a connecting structure for a hand wash water ejection pipe with which a water supply pipe and a hand wash water ejection pipe may be certainly connected even if an end part of the water supply pipe is not recognized.SOLUTION: There is provided a connecting structure for a hand wash water ejection pipe in a washing apparatus 1 with hand washer comprising a tank main body 10, a hand washing bowl 2 which is arranged so as to cover an opening of the tank main body 10 and receives ejected water for hand wash, and a water supply pipe 4 supplying water from the tank main body 10 to the hand wash bowl 2, a hand wash water ejection pipe 3 which is connected with the water supply pipe 4 and ejects water to the hand wash bowl 2. The hand wash water ejection pipe 3 comprises a pipe part 30 whose one end is connected to a water jetting port 33 to construct a water path for ejected water and a broad diameter part 32 which extends from the other end of the pipe part 30 and whose diameter is downwardly enlarged. The water supply pipe 4 comprises a pipe shaped connecting part 42 having a smaller internal diameter than the broad diameter part 32 and connected to the water ejection pipe 3. The tank main body 10 comprises a supporting part 5 movably supporting the water supply pipe 4 in horizontal direction.SELECTED DRAWING: Figure 3

Description

  The present invention relates to a connection structure for a hand-washing water discharge pipe.

  Conventionally, it has been known that a hand-washing bowl for hand-washing is provided on the upper part of a washing device installed in a toilet such as a toilet to wash the toilet and to discharge water for hand-washing. In this case, when installing the hand-washing basin in the washing device, the hand-washing pipe that extends upward from the inside of the washing device and supplies water to the hand-washing basin and the hand-washing basin that is disposed inside the hand-washing basin and discharges water into the hand-washing basin. It is necessary to connect the water discharge pipe. Then, in order to connect a water supply pipe and a hand-washing water discharge pipe, inserting the front-end | tip of a water supply pipe into a hand-washing water discharge pipe with an internal diameter larger than a water supply pipe is proposed (for example, refer patent document 1).

Japanese Patent No. 3514112

  When installing the hand-washing basin in the washing water tank, the installer holds the hand-washing basin with both hands and installs the hand-washing basin over the washing water tank. In the technique described in Patent Document 1, when the hand-washing basin is brought close to the washing water tank, the end of the water supply pipe cannot be visually recognized. For this reason, there existed a problem that it was difficult to assemble | attach so that the edge part of a water supply pipe might be inserted in a hand-washing water discharge pipe.

  An object of this invention is to provide the connection structure of the hand-washing water discharge pipe which can connect a water supply pipe and a hand-washing water discharge pipe reliably, even if the edge part of a water supply pipe cannot be visually recognized.

  In order to achieve the above object, the present invention provides a tank main body (for example, a tank main body 10 to be described later) having an open top, and a hand-washing bowl (for example, a hand-washing bowl that is disposed so as to cover the opening of the tank main body and receives water for hand washing) A handwashing bowl 2) described later, a water supply pipe (for example, a water supply pipe described later) for supplying water from the tank body to the handwashing bowl, and a hand washing spout connected to the water supply pipe for discharging water to the handwashing bowl A handwash water discharge pipe connection structure in a washing apparatus with hand wash (for example, a washing apparatus 1 described later) having a water pipe (for example, a hand wash water discharge pipe 3 to be described later), and one end of the hand wash water discharge pipe has a water outlet. A pipe part (for example, a pipe part 30 to be described later) that is connected to form a water discharge channel, and a diameter-expanded part (for example, a diameter-expanded part 32 to be described later) that extends from the other end of the pipe part and expands downward. ) The water pipe has a tubular connection part (for example, a connection part 42 described later) having an inner diameter smaller than that of the enlarged diameter part and connected to the hand-washing water discharge pipe, and the tank body horizontally extends the water supply pipe. The connecting structure of the hand-washing water discharge pipe which has the support part (for example, below-mentioned support part 5) supported so that movement is possible is provided.

  It is preferable that the support part is disposed with a gap (for example, gaps S1 and S2 described later) between the support pipe and the feed pipe so that the feed pipe can move in the horizontal direction.

  It is preferable that the support portion movably supports the water supply pipe within a range of an opening at a lower end of the enlarged diameter portion in the horizontal direction.

  The tank body is a double-type tank having an inner tank (for example, inner tank 11 described later) and an outer tank (for example, outer tank 12 described later), and the support portion is provided inside the outer tank. It is preferred that

  The water supply pipe is composed of a pipe part (for example, a flexible pipe part 41 described later) constituting a water supply channel and a flange part (for example, a later-described part) provided on the outer periphery of a boundary part between the pipe part and the connection part. Flange portion 43), and the support portion protrudes from the inner side surface of the outer tank toward the inner tank and is spaced apart from each other in the horizontal direction (for example, described later). The upper end of the pipe portion is inserted between the pair of claws, and the lower surface of the flange portion slides on the upper surface of the claw portion, thereby It is preferably supported so as to be movable in the direction.

  ADVANTAGE OF THE INVENTION According to this invention, even if the edge part of a water supply pipe cannot be visually recognized, the connection structure of the hand-washing water discharge pipe which can connect a water supply pipe and a hand-washing water discharge pipe reliably can be provided.

It is a perspective view which shows the washing | cleaning apparatus of this embodiment. It is the perspective view which looked at the washing | cleaning apparatus of this embodiment from the back side. It is a disassembled perspective view which shows the hand-washing water discharge pipe and water supply pipe of this embodiment. It is a perspective view which shows the connection part of this embodiment. It is sectional drawing which shows the state which moved the connection part of this embodiment to the horizontal direction.

Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings. FIG. 1 is a perspective view of a washing apparatus 1 with hand washing (hereinafter simply referred to as a washing apparatus) according to the present embodiment. In this specification, the back side means the direction where the cleaning apparatus 1 is located when the cleaning apparatus 1 is arranged in the toilet bowl, and the front side means the direction where the toilet bowl is located. Left and right mean left and right in a state where the rear side is viewed from the front side.
The cleaning device 1 is arranged behind a toilet (not shown) in the toilet, and is configured to flow cleaning water into the toilet and to discharge water for hand washing. The cleaning device 1 includes a tank body 10, a hand-washing bowl 2, a hand-washing water discharge pipe 3 (see FIG. 2), and a water supply pipe 4 (see FIG. 2).

FIG. 2 is a view of the cleaning device 1 of the present embodiment as viewed from the rear side, and shows a connection structure of the hand-washing water discharge pipe 3 in the cleaning device 1 with hand-washing. The tank body 10 is a double-type tank having an open top, and includes an inner tank 11 and an outer tank 12.
The inner tank 11 is a container that stores water therein. A water supply pipe 111 extending from the main valve 113 is connected to the inner tank 11. The inner tank 11 has a ball tap 112 that receives water supplied from the water supply pipe 111 via the main valve 113. The inner tank 11 is made of resin, for example.
The outer tank 12 is a cover that covers the periphery of the inner tank 11. The outer tank 12 forms the outer shape of the cleaning device 1. The outer tank 12 is made of, for example, resin or earthenware. As shown in FIG. 2, a support portion 5 that supports a water supply pipe 4 to be described later is formed on the inner wall surface of the outer tank 12. The support part 5 will be described in detail later.

Returning to FIG. 1, the hand-washing bowl 2 is arranged so as to cover the opening of the tank body 10. The hand-washing basin 2 includes a recess 21, a front wall portion 22, a rear wall portion 23, and a drain port 24.
The concave portion 21 is formed such that the upper surface of the hand-washing bowl 2 is recessed toward the substantially central side.
The drain port 24 is disposed at a substantially central portion of the recess 21. The drain port 24 receives water discharged from the hand-washing bowl 2 and drains it into the inner tank 11.
The front wall portion 22 is the front side of the hand-washing bowl and is a low-height portion extending upward from the bottom surface of the recess 21.
The rear wall 23 is erected on the rear side of the recess 21. The rear wall portion 23 is higher than the front wall portion 22.

FIG. 3 is an exploded perspective view showing the hand-washing water discharge pipe 3 and the water supply pipe 4 of the present embodiment. FIG. 3 shows a state before the hand-washing water discharge pipe 3 and the water supply pipe 4 are not yet connected and before the hand-washing bowl 2 is placed on the upper part of the outer tank 12.
The hand-washing water discharge pipe 3 is a pipe that is connected to a water supply pipe 4 described later and discharges water to the hand-washing bowl 2. The hand-washing water discharge pipe 3 has a pipe part 30, a water discharge port 33, a water discharge head 31, and a diameter-expanded part 32.
The pipe part 30 is a pipe that forms a water channel for water discharge to the hand-washing bowl 2. The pipe part 30 extends vertically inside the rear wall part 23 of the hand-washing basin 2, and penetrates the upper end of the rear wall part 23 and bends to the near side.
The water discharge port 33 is an upper end portion of the tube portion 30 and is a distal end of the tube portion 30 bent toward the front side. The water discharge port 33 is connected to the pipe part 30.
The water discharge head 31 is provided so as to cover a part of the tube portion 30 extending from the upper end of the rear wall portion 23 of the hand-washing basin 2 to the near side. The water discharge head 31 has an opening formed at a position corresponding to the water discharge port 33, and water is discharged through the opening (not shown) of the water discharge head 31.

  The enlarged diameter portion 32 extends from the lower end of the tube portion 30 and is formed integrally and continuously with the tube portion 30. The enlarged diameter portion 32 is a trumpet-shaped portion that expands downward from the diameter of the tube portion 30. On the inner surface of the enlarged diameter portion 32, rib portions (not shown) that extend along the inclination of the enlarged diameter portion 32 and are spaced apart in the circumferential direction are arranged. The rib portion is formed wider as it goes downward from the upper portion of the enlarged diameter portion 32, and has an acute-angled triangular shape in a side view of the rib portion.

FIG. 4 is a perspective view showing the connecting portion 42 of the water supply pipe 4. FIG. 5 is a cross-sectional view showing a state in which the connecting portion 42 is moved in the horizontal direction. FIG. 5 shows a state in which the connecting portion 42 is shifted to the right in the direction of the arrow in the drawing.
The water supply pipe 4 is a pipe that supplies water from the tank body 10 to the hand-washing basin 2. The water supply pipe 4 has a flexible pipe part 41 as a pipe part, a connection part 42, a flange part 43, and a packing 44.

The flexible pipe 41 is a pipe that forms a water supply channel, is connected to a ball tap 112 that receives water from the water supply pipe 111, and extends to the vicinity of the lower end of the hand-washing water discharge pipe 3. The flexible tube portion 41 can be deformed flexibly.
The connection portion 42 is an inflexible tube that is connected to the flexible tube portion 41 and has a lower end bent in an L shape, and is connected to the hand-washing water discharge tube 3. The connecting portion 42 has an inner diameter smaller than the inner diameter of the enlarged diameter portion 32 in the hand-washing water discharge pipe 3 and is inserted into the enlarged diameter portion 32.
The flange portion 43 is a square flat plate surrounding the outer periphery of the connection portion 42. The flange portion 43 is provided on the outer periphery near the boundary portion between the flexible tube portion 41 and the connection portion 42.
The packing 44 is provided at a portion above the flange portion 43 and below the upper end of the connection portion 42. The packing 44 is made of rubber that covers the outer periphery of the pipe of the connection portion 42, and an annular protrusion having an outer diameter larger than the upper end of the connection portion 42 is formed on the outer periphery. When the connecting portion 42 is screwed into the hand-washing water discharge pipe 3, the packing 44 seals the gap between the hand-washing water discharge pipe 3 and prevents water leakage.

  As shown in FIG. 4, the support unit 5 is provided inside the outer tank 12 and supports the water supply pipe 4 so as to be movable in the horizontal direction. The support portion 5 includes a pair of projecting portions 51 a and 51 b and a pair of claw portions 52.

  The pair of projecting portions 51 a and 51 b project from the inner surface of the outer tank 12 toward the inner tank 11 in a direction perpendicular to the rear wall surface of the outer tank 12. The pair of projecting portions 51 a and 51 b are spaced apart from each other in the horizontal direction, and this distance is longer than the length of the side of the flange portion 43 along the rear wall surface of the outer tank 12. For this reason, a clearance (gap S1) is formed between the outer end portion of the flange portion 43 and the pair of protruding portions 51a and 51b.

  A pair of nail | claw part 52 is located between protrusion part 51a, 51b. The claw portion 52 is constituted by one end of the U-shaped opening and the other end of the substantially U-shaped protrusion formed on the flat surface 521 that continuously connects the one protruding portion 51a and the other protruding portion 51b. The The pair of claws 52 are arranged so that the substantially U-shaped opening faces the inner tank 11 and the tubular connecting portion 42 is held from the outer tank 12 side. The pair of claws 52 are made of a resin such as plastic. As shown in FIGS. 4 and 5, the pair of claw portions 52 are not in close contact with the connection portion 42, and a certain clearance (gap S <b> 2) is formed between the periphery of the connection portion 42 and the claw portion 52. Has been.

  More specifically, as shown in FIGS. 4 and 5, the connection portion 42 is inserted between the pair of claw portions 52, and the flange portion 43 is placed on the claw portions 52. In this state, the lower surface of the flange portion 43 slides on the upper surface of the claw portion 52 and can move in the horizontal direction. The connecting portion 42 extending vertically from the flange portion 43 can move horizontally inside the pair of claw portions 52 toward the wall surface of the outer tank 12 or the inner tank 11 or the direction of the projecting portion 51a or 51b. The movable range of the water supply pipe 4 is a range in which the flange portion 43 is movable between the protruding portions 51a and 51b and the connection portion 42 is movable between the pair of claw portions 52. This range is a connection range. The upper end of the portion 42 is set so as to be within the range of the opening at the lower end of the enlarged diameter portion 32 of the hand-washing water discharge pipe 3.

Next, the connection procedure of the hand-washing water discharge pipe 3 and the water supply pipe 4 in this embodiment is demonstrated.
The water supply pipe 4 is connected to the ball tap 112 at the end of the flexible pipe 41 and the upper end of the flexible pipe 41 on the connection 42 side is inserted between the pair of claws 52 while the flange 43 is connected to the claw. 52.
In this state, the hand-washing basin 2 is brought closer to the outer tank 12 from above so that the hand-washing basin 2 is placed on and engaged with the outer tank 12.

  At this time, the water supply pipe 4 is inserted into the hand-washing water discharge pipe 3 if the hand-washing basin 2 and the outer tank 12 can be correctly installed even if the installer cannot visually observe the hand-washing water discharge pipe 3 and the water supply pipe 4. As shown, the water supply pipe 4 and the hand-washing water discharge pipe 3 are generally positioned. When the hand-washing water discharge pipe 3 actually approaches the water supply pipe 4, even if the position is slightly shifted, a diameter-expanding portion 32 that continuously expands from the pipe portion 30 of the hand-washing water discharge pipe 3 is continuously formed. Has been. For this reason, the connection part 42 of the water supply pipe 4 is guided to an optimal position while moving from the larger diameter side to the smaller side along the inclination of the inner surface of the enlarged diameter part 32. Then, the connecting portion 42 is substantially concentric with the tube portion 30 and is inserted into the tube portion 30. In addition, since the rib part is arrange | positioned inside the enlarged diameter part 32, when it moves along the inclination of the enlarged diameter part 32 and the pipe part 30 is aligned, it will be guided by the rib part and the connection part 42 The upper end is upright.

  Even if the connecting portion 42 is guided by the inclination of the inner surface of the enlarged diameter portion 32 and slightly moves so as to be substantially concentric with the tube portion 30, a rectangular flange portion 43 is disposed around the connecting portion 42, A gap S <b> 1 is formed between the protrusions 51 a and 51 b and the flange 43. Further, a gap S <b> 2 is also formed between the claw portion 52 disposed on the outer periphery of the connection portion 42 and the connection portion 42. The connecting portion 42 can move in the gap S2 of the claw portion 52 in the front-rear and left-right directions, that is, on the wall surface side of the outer tank 12 and the inner tank 11 side, and also on the right side as shown in FIG. It is possible to move to the left side. For this reason, the connection part 42 of the water supply pipe 4 moves so as to absorb a slight positional error when the hand-washing basin 2 is installed in the outer tank 12 and is connected to the hand-washing water discharge pipe 3.

According to this embodiment, the following effects are produced.
In this embodiment, the connection structure of the hand-washing water discharge pipe 3 in the washing apparatus 1 with hand-washing is arranged so as to cover the opening of the tank main body 10 and the opening of the tank main body 10 and receive the water for hand washing. 2, a water supply pipe 4 that supplies water from the tank body 10 to the hand-washing basin 2, and a hand-washing water discharge pipe 3 that is connected to the water supply pipe 4 and discharges water to the hand-washing basin 2. In addition, the hand-washing water discharge pipe 3 includes a pipe part 30 that has one end connected to the water discharge port 33 to form a water discharge channel, and a diameter-expanding part 32 that extends from the other end of the pipe part 30 and expands downward. The water supply pipe 4 is configured to include a tubular connection part 42 having an inner diameter smaller than that of the enlarged diameter part 32 and connected to the hand-washing water discharge pipe 3. And the tank main body 10 was comprised including the support part 5 which supports the water supply pipe | tube 4 so that a movement in a horizontal direction was possible.

  According to the present embodiment, the enlarged diameter portion 32 is formed on the lower end side of the hand-washing water discharge pipe 3, and the water supply pipe 4 is supported by the support portion 5 so as to be movable in the horizontal direction. For this reason, even when the position of the connecting portion 42 and the hand-washing water discharge pipe 3 is shifted when the washing device 1 with hand-washing is attached, the connecting portion 42 becomes the enlarged-diameter portion 32 when the hand-washing basin 2 is brought close to the tank body 10. Guided and moved horizontally to the optimal position. For this reason, when the construction worker holds the hand-washing bowl 2 and installs it in the tank body 10 from above, the water supply pipe 4 and the hand-washing water discharge pipe 3 are securely connected even if the connection portion 42 of the water supply pipe 4 is not visible. can do.

  According to the present embodiment, the support portion 5 is arranged with the gaps S1 and S2 between the support pipe 5 and the feed pipe 4 so that the feed pipe 4 can move in the horizontal direction. As a result, the water supply pipe 4 is supported without being directly fixed, and can freely move in the gaps S1 and S2, so that it smoothly moves to the optimal position along the guide by the enlarged diameter portion 32 without receiving resistance. be able to. Therefore, the same effect as described above can be obtained.

  According to this embodiment, the support part 5 was supported so that the water supply pipe | tube 4 was movable within the range of opening of the lower end of the enlarged diameter part 32 in the horizontal direction. Thereby, even if the water supply pipe 4 moves in the horizontal direction, the water supply pipe 4 is reliably connected to the hand-washing water discharge pipe 3 without moving to a position where the water supply pipe 4 moves away from the enlarged diameter portion 32.

  According to the present embodiment, the tank body 10 is a double tank having an inner tank 11 and an outer tank 12, and the support portion 5 is provided inside the outer tank 12. Accordingly, the water supply pipe 4 can be stably supported regardless of the internal configuration of the tank body 10, and the positioning of the water supply pipe 4 and the hand-washing water discharge pipe 3 is facilitated.

  According to this embodiment, the water supply pipe 4 includes a flexible pipe part 41 constituting a water supply channel, and a flange part 43 provided on an outer periphery of a boundary part between the flexible pipe part 41 and the connection part 42. Constructed including. Further, the support portion 5 includes a pair of claw portions 52 that protrude from the inner side surface of the outer tank 12 toward the inner tank 11 and that are opposed to each other in the horizontal direction. And by inserting the upper end of the flexible pipe part 41 between the pair of claw parts 52 and sliding the lower surface of the flange part 43 with the upper surface of the claw part 52, the water supply pipe 4 is supported so as to be movable in the horizontal direction. It was. Thereby, since the water supply pipe | tube 4 can be aligned with the hand-washing basin 2, the water supply pipe | tube 4 can be connected to the hand-washing water discharge pipe | tube 3 more reliably and stably.

It should be noted that the present invention is not limited to the above-described embodiment, and modifications, improvements, etc. within a scope that can achieve the object of the present invention are included in the present invention.
For example, although the support part 5 is comprised by protrusion part 51a, 51b and the nail | claw part 52, it is not restricted to this. Any other configuration may be used as long as it can support the water supply pipe 4 so as to be movable in the horizontal direction.
Moreover, although the tank main body 10 is comprised with the double tank of the inner side tank 11 and the outer side tank 12, it is not restricted to this.

DESCRIPTION OF SYMBOLS 1 Washing apparatus with hand-washing 2 Hand-washing bowl 3 Hand-washing water discharge pipe 4 Water supply pipe 5 Support part 10 Tank main body 11 Inner tank 12 Outer tank 30 Pipe part 32 Wide diameter part 33 Water discharge port 41 Flexible pipe part (pipe part)
42 Connection part 43 Flange part 52 Claw part

Claims (5)

A tank body with an open top;
A hand-washing bowl that is disposed so as to cover the opening of the tank body and receives water for hand-washing;
A water supply pipe for supplying water from the tank body to the hand-washing basin;
A hand wash water discharge pipe connection structure in a washing apparatus with hand wash having a hand wash water discharge pipe connected to the water supply pipe and discharging water to the hand wash bowl,
The hand-washing water discharge pipe has a pipe part having one end connected to a water discharge port and constituting a water discharge channel, and a diameter-expanding part extending from the other end of the pipe part and expanding downward.
The water supply pipe has a tubular connection part that has an inner diameter smaller than the enlarged diameter part and is connected to the hand-washing water discharge pipe,
The tank body has a connection structure for a hand-washing water discharge pipe having a support portion that supports the water supply pipe so as to be movable in the horizontal direction.   The connection structure of the hand-washing water discharge pipe according to claim 1, wherein the support portion is disposed with a gap between the support pipe and the water supply pipe, and the water supply pipe is movable in the horizontal direction through the gap.   The connection structure of the hand-washing water discharge pipe according to claim 1 or 2, wherein the support section supports the water supply pipe so as to be movable within a range of an opening at a lower end of the diameter-expanded section in the horizontal direction. The tank body is a double tank having an inner tank and an outer tank,
The said support part is a connection structure of the hand-washing water discharge pipe as described in any one of Claims 1-3 provided inside the said outer side tank. The water supply pipe has a pipe part constituting a water supply channel, and a flange part provided on an outer periphery of a boundary part between the pipe part and the connection part,
The support portion has a pair of claws that protrude from the inner side surface of the outer tank toward the inner tank and that are opposed to each other in the horizontal direction.
The water supply pipe is supported to be movable in the horizontal direction by inserting an upper end of the pipe portion between the pair of claw portions and sliding a lower surface of the flange portion with an upper surface of the claw portion. Item 5. A handwashing water discharge pipe connection structure according to Item 4.

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