JP4850031B2 - Drainage connection pipes and drainage connection methods for toilets and toilets - Google Patents

Description

  The present invention relates to a drainage connection pipe, and a drainage connection method for a toilet and a toilet.

  The conventional drainage connection pipe is shown in FIGS. The drainage connection pipe connects a toilet drainage pipe that is provided on the toilet and extends downward, and a discharge pipe that is provided in a toilet space to which the toilet is attached and opens upward. The drainage connection pipe is formed on one end side, and has a first pipe portion having an upward opening into which the toilet drainage pipe is inserted, and is formed on the other end side eccentric from the first pipe portion, and is connected to the discharge pipe. A second pipe portion having a downward opening. The drainage connection pipe is connected to a handwasher provided in the toilet space by a drainage hose, and includes an inflow portion through which drainage discharged from the handwasher flows into the drainage connection pipe via the drainage hose.

  In the drainage connection method for toilets and hand-washers using this drainage connection pipe, packing is arranged between the discharge pipe and the second pipe part, and the second pipe part and the first pipe part are fixed to the floor surface with wood screws. A process of inserting a packing into the first pipe part, inserting a toilet drain pipe, and connecting a drain hose to the inflow part.

  Further, Patent Document 1 discloses a drainage connection pipe that connects a toilet drainage pipe that is provided in a toilet bowl and extends sideways and a discharge pipe that is provided in a toilet space to which the toilet bowl is attached and extends sideways. This drainage connection pipe can be connected to a drainage hose connected to the outlet of the hand-washer.

  The conventional drainage connection pipe having such a configuration can connect a drainage hose connected to the discharge port of the handwasher, and allows the drainage discharged from the handwasher to flow into the drainage path discharged from the toilet. be able to. For this reason, it is not necessary to construct a drain pipe for the hand-washer from the bottom of the floor and connect it to the outlet of the hand-washer.

JP 2003-27563 A

  However, since the conventional drainage connection pipe has to fix the first pipe part and the second pipe part to the floor surface when connecting the discharge pipe and the second pipe part, the toilet drainage pipe and the discharge pipe It took time to connect the and.

  The present invention has been made in view of the above-described conventional situation, and is capable of flowing waste water discharged from a hand-washer into the interior and can easily connect a toilet drain pipe and a discharge pipe. Providing a connecting pipe is a problem to be solved.

The drainage connection pipe of the present invention is a drainage connection pipe for connecting a toilet drainage pipe that is provided in a toilet and extends sideways, and a drainage pipe that is provided in a toilet space to which the toilet is attached and extends sideways,
A first pipe portion formed on one end side, having an inner diameter that is the same as the inner diameter of the inlet of the discharge pipe, and into which the toilet drain pipe is inserted;
A second pipe part formed on the other end side in the axial direction coaxially with the first pipe part, having the same outer diameter as the outer diameter of the outlet of the toilet drain pipe, and being inserted into the discharge pipe When,
It is formed between the first pipe part and the second pipe part, and is connected by a handwasher provided in the toilet space by a drainage hose, and the drainage discharged from the handwasher is connected through the drainage hose. And an inflow portion that flows into the water.

  Since the drainage connection pipe of the present invention connects the inflow portion and the handwasher with a drainage hose, the drainage discharged from the handwasher can flow into the interior.

  Also, since the inner diameter of the first pipe part is the same as the inner diameter of the inlet of the discharge pipe, the toilet drain pipe is inserted into the first pipe part in the same manner as the toilet drain pipe is inserted into the discharge pipe and connected. Can be connected. Moreover, since the outer diameter of the second pipe portion is the same size as the outer diameter of the outlet of the toilet drainage pipe, the drainage connecting pipe of the present invention is similar to inserting and connecting the toilet drainage pipe to the discharge pipe. The second pipe part can be inserted and connected to the discharge pipe.

  Therefore, the drainage connection pipe of the present invention can flow wastewater discharged from the hand-washer into the interior, and can easily connect the toilet drainage pipe and the discharge pipe.

  In the drainage connecting pipe of the present invention, the inflow part is formed by connecting the connecting part to which the drainage hose is connected, the connecting part and the second pipe part, and projecting in a direction perpendicular to the second pipe part. It is preferable to have a communication path having a short axial direction and a long circumferential direction, and a connecting portion whose outer width is shorter than the outer diameter of the connecting portion in the axial direction.

  In this case, since the width of the outer shape of the communication portion is shorter than the outer diameter of the connection portion in the axial direction, the portion where the inflow portion is connected in the drainage connection pipe can be shortened in the axial direction. As a result, since the axial dimension of the drainage connection pipe can be shortened, even if the toilet drainage pipe and the discharge pipe are connected using this drainage connection pipe, the forward projection of the toilet bowl can be reduced. For this reason, the toilet space in front of the toilet bowl can be widely used.

  Moreover, since the communicating path has a long circumferential direction even if the axial direction is short, the drainage discharged from the hand-washer can flow into the drainage connection pipe without staying.

  Further, when connecting the drainage connection pipe to the toilet drainage pipe and the discharge pipe, the inflow part protruding in the direction perpendicular to the second pipe part can be directed diagonally upward to the left or right. For this reason, if the drainage connection pipe is connected to the toilet drainage pipe and the drainage pipe so that the inflow part faces obliquely upward toward the left or right wall where the hand-washer is attached, the drainage hose can be easily connected to the inflow part. can do.

  It is preferable that at least the surface of the drainage connecting pipe of the present invention is formed of a noncombustible material.

  The drainage connection pipe can be made of metal, for example. The metal drainage connection pipe can be manufactured by casting or the like. Moreover, the drainage connecting pipe can be formed by forming the main body of the drainage connecting pipe with a resin and coating the outer surface of the main body with a non-combustible material. If it does in this way, since the drainage pipe can be made into a fireproof material, the safety in fireproofing can be improved.

The drainage connection method for a toilet and a hand-washer according to the present invention includes preparing the drainage connection pipe and a cylindrical packing having a plurality of ribs extending in the outer peripheral direction, and externally fitting the packing to the second pipe portion. And inserting the second pipe part into the discharge pipe;
Fitting the packing to the toilet drain pipe and inserting the toilet drain pipe into the first pipe portion;
Connecting the drainage hose to the inflow portion.

  In the drainage connection method of the present invention, the packing externally fitted to the second pipe part and the packing externally fitted to the toilet drainage pipe can be shared. For this reason, since it is not necessary to prepare a plurality of types of packings, connection work is facilitated and parts management is also simplified.

  Moreover, as long as the second pipe part with the packing fitted is inserted into the discharge pipe and the toilet drain pipe with the packing fitted is inserted into the first pipe part, the inner peripheral surface of the discharge pipe and the second pipe part Between the outer peripheral surface and between the inner peripheral surface of the first pipe part and the outer peripheral surface of the toilet drain pipe are sealed by packing. For this reason, the drainage connection pipe can be easily connected to the toilet drainage pipe and the discharge pipe so that the drainage discharged from the toilet bowl or the toilet is not leaked from these connection portions.

  In the drainage connection method of this invention, it is preferable to provide the process of providing a height adjustment member in the lower end of a toilet bowl.

  When the discharge pipe is inclined upward and extends sideways, when the drain connection pipe is connected to the discharge pipe, the first pipe portion of the drain connection pipe is positioned higher than the discharge pipe. On the other hand, if the height adjustment member is provided at the lower end of the toilet and the height of the toilet drainage pipe is increased in accordance with the height of the first pipe, the difference in height is eliminated, and the toilet drainage pipe is connected to the first pipe. Can be inserted and connected. In this way, even if the toilet bowl and the toilet drain pipe are integrated, it is not necessary to prepare a plurality of types of toilet bowls having different heights, and the toilet bowl can be shared. This facilitates connection work and simplifies parts management.

  Embodiments 1 and 2 embodying the present invention will be described below with reference to the drawings.

  As shown in FIGS. 1 to 3, the drainage connection pipe 30 of the first embodiment is a cast metal product, and the toilet drainage pipe 11 provided in the toilet bowl 10 and extending laterally rearward of the toilet bowl 10 is attached to the toilet bowl 10. It connects with the discharge pipe 21 which is provided in the toilet space S and extends sideways.

  The drainage connection pipe 30 is provided with a first pipe portion 31 on one end side. The inner diameter n of the first pipe portion 31 is the same as the inner diameter N of the inlet 22 of the discharge pipe 21. A second pipe portion 32 is provided on the other end side in the axial direction so as to be coaxial with the first pipe portion 31. The outer diameter g of the second pipe portion 32 is the same as the outer diameter G of the outlet 12 of the toilet drain pipe 11.

  The drainage connection pipe 30 includes an inflow part 40 between the first pipe part 31 and the second pipe part 32. The inflow portion 40 can be connected by a hand-washing machine 50 and a drain hose 51 provided on the side wall surface of the toilet space S.

  The inflow portion 40 protrudes in a direction perpendicular to the second pipe portion 32. The inflow portion 40 includes a connecting portion 42 and a connecting portion 41 that connects the connecting portion 42 to the second pipe portion 32. The connecting portion 41 has a communication path 41r that is short in the axial direction of the drainage connection pipe 30 and long in the circumferential direction, and has an outer width shorter than the outer diameter L of the connection portion 42 in the axial direction of the drainage connection pipe 30. It has a wedge shape. The cross-sectional area of the communication passage 41r is substantially the same as the cross-sectional area of the drainage hose 51. The connecting portion 42 has a flange 42t at the opening edge, and the drainage hose 51 has a packing 52p and a flange 52t at the tip 52. The drainage hose 51 is connected to the connection part 42 by inserting the tip part 52 of the drainage hose 51 into the connection part 42 and fitting the clip 60 so as to sandwich the flange parts 42t and 52t.

  As shown below, the drainage connection pipe 30 of Example 1 is connected to the toilet drainage pipe 11, the discharge pipe 21, and the drainage hose 51.

  Cylindrical packings P1 and P2 having a plurality of ribs r extending in the outer peripheral direction are prepared. The packings P1 and P2 have the same shape, are formed of the same material, and have the same performance. The packing P <b> 2 is fitted on the second pipe portion 32. Since the hand-washing machine 50 is attached to the right wall surface toward the toilet 10, the second pipe part 32 into which the packing P2 is fitted is inserted into the discharge pipe 21 so that the inflow part 40 faces obliquely upward to the right. To do. On the other hand, the packing P <b> 1 is fitted on the toilet drain pipe 11. The toilet drain pipe 11 fitted with the packing P1 is inserted into the first pipe portion 31. In this way, the toilet drainage pipe 11 and the discharge pipe 21 are connected via the drainage connection pipe 30.

  Thereafter, the distal end portion 52 of the drainage hose 51 is inserted into the connection portion 42, and the clip 60 is fitted so as to sandwich the flange portions 42t and 52t. In this way, the drain hose 51 is connected to the connection part 42 of the drain connection pipe 30.

  In the drainage connection pipe 30 of the first embodiment having such a configuration, since the inner diameter n of the first pipe portion 31 is the same as the inner diameter N of the inlet 22 of the discharge pipe 21, the toilet drain pipe 11 is connected to the discharge pipe 21. The toilet drainage pipe 11 can be inserted and connected to the first pipe portion 31 in the same manner as the insertion and connection. Moreover, since the outer diameter g of the 2nd pipe part 32 is the same dimension as the outer diameter G of the discharge port 12 of the toilet drainage pipe 11, the drainage connection pipe 30 is connected by inserting the toilet drainage pipe 11 into the discharge pipe 21. Similarly to this, the second pipe portion 32 can be inserted into the discharge pipe 21 and connected.

  Therefore, the drainage connection pipe 30 of the present invention can flow wastewater discharged from the hand-washer 50 into the interior, and can easily connect the toilet drainage pipe 11 and the discharge pipe 21.

  Further, since the outer width of the connecting portion 41 is wedge-shaped shorter in the axial direction than the outer diameter L of the connecting portion 42, the portion of the drainage connecting pipe 30 to which the inflow portion 40 is connected can be shortened in the axial direction. it can. As a result, the axial dimension of the drainage connection pipe 30 can be shortened, and the toilet 10 is less projected forward. For this reason, the toilet space S in front of the toilet 10 can be widely used. Further, the communication path 41r has a long circumferential direction even if the axial direction is short, and the cross-sectional area is substantially the same as the cross-sectional area of the drainage hose 51. Therefore, the drainage discharged from the handwasher 50 is drained without staying. It can flow into the connecting pipe 30. Moreover, the drainage connection pipe 30 is a metal product by casting, and can improve safety in fire prevention.

  Moreover, the hand-washer 50 is attached to the right wall surface, and the drainage connection pipe 30 is connected to the toilet drainage pipe 11 and the discharge pipe 21 so that the inflow part 40 faces diagonally upward to the right. For this reason, the drain hose 51 can be easily connected to the inflow portion 40.

  Further, since the packings P1 and P2 are common, connection work is easy and parts management is also simple.

  Further, between the inner peripheral surface of the discharge pipe 21 and the outer peripheral surface of the second pipe portion 32 and between the inner peripheral surface of the first pipe portion 31 and the outer peripheral surface of the toilet drain pipe 11 are sealed by packings P1 and P2. ing. For this reason, the waste_water | drain discharged | emitted from the toilet bowl 10 or the hand-washing machine 50 does not leak from these connection parts.

  As shown in FIG. 4, Example 2 shows the case where the drainage connection pipe 30 is applied to the discharge pipe 21 that is inclined upward and extends sideways. A height adjusting member 15 is provided at the lower end of the toilet bowl 10.

  Since the drainage connection pipe 30 is connected to the discharge pipe 21 that is inclined upward and extends sideways, the first pipe portion 31 of the drainage connection pipe 30 is positioned higher than the discharge pipe 21. On the other hand, the height adjustment member 15 is provided at the lower end of the toilet 10, and the height of the toilet drainage pipe 11 is increased in accordance with the height of the first pipe portion 31, thereby eliminating the difference in height. Then, the toilet drain pipe 11 is inserted and connected to the first pipe portion 31. Other configurations are the same as those of the first embodiment. For this reason, about the same structure, the same code | symbol is attached | subjected and detailed description is abbreviate | omitted.

  In the drainage connection pipe 30 of Example 2 having such a configuration, the inner diameter of the first pipe portion 31 is the same as the inner diameter of the inlet of the discharge pipe 21, so that the toilet drainage pipe 11 is inserted into the discharge pipe 21. Similarly to the connection, the toilet drain pipe 11 can be inserted into the first pipe portion 31 and connected. Moreover, since the outer diameter of the 2nd pipe part 32 is the same dimension as the discharge port outer diameter of the toilet drainage pipe 11, the 2nd pipe part 32 is connected like inserting the toilet drainage pipe 11 in the discharge pipe 21, and connecting it. It can be inserted into the discharge pipe 21 and connected.

  Therefore, the drainage connection pipe 30 of the second embodiment can also achieve the effects of the present invention, as in the first embodiment.

  INDUSTRIAL APPLICABILITY The present invention can be used for a toilet bowl, in particular, a remodeling toilet bowl when a hand-washer is newly provided in a toilet space.

It is a perspective view which shows the connection state of the drainage connection pipe | tube of Example 1. FIG. 1 is an exploded cross-sectional view of a drainage connection pipe and the like of Example 1. FIG. 1 is an exploded perspective view of a drainage connection pipe and the like of Example 1. FIG. FIG. 6 is a partially cutaway view showing a connection state of a drainage connection pipe of Example 2.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 ... Toilet 11 ... Toilet drain pipe 12 ... Discharge port 15 ... Height adjustment member 21 ... Drain pipe 22 ... Inlet 30 ... Drain connection pipe 31 ... First pipe part 32 ... Second pipe part 40 ... Inflow part 41 ... Connection Part 41r ... Communication passage 42 ... Connection part 50 ... Hand wash basin 51 ... Drain hose S ... Toilet space P1, P2 ... Packing

Claims (5)

A drainage connection pipe for connecting a toilet drainage pipe that is provided in a toilet bowl and extends sideways and a discharge pipe that is provided in a toilet space to which the toilet bowl is attached and extends sideways,
A first pipe portion formed on one end side, having an inner diameter that is the same as the inner diameter of the inlet of the discharge pipe, and into which the toilet drain pipe is inserted;
A second pipe part formed on the other end side in the axial direction coaxially with the first pipe part, having the same outer diameter as the outer diameter of the outlet of the toilet drain pipe, and being inserted into the discharge pipe When,
It is formed between the first pipe part and the second pipe part, and is connected by a handwasher provided in the toilet space by a drainage hose, and the drainage discharged from the handwasher is connected through the drainage hose. A drainage pipe characterized by comprising an inflow portion that flows into the water. The inflow portion is connected to the drainage hose;
The connecting part and the second pipe part are connected to each other, formed to project in a direction perpendicular to the second pipe part, and have a communication path having a short axial direction and a long circumferential direction inside, and having an outer width. The drainage connecting pipe according to claim 1, further comprising a connecting portion shorter than an outer diameter of the connecting portion in the axial direction.   The drainage pipe according to claim 1 or 2, wherein at least the surface is formed of a noncombustible material. A drainage connection pipe according to any one of claims 1 to 3 and a cylindrical packing having a plurality of ribs extending in the outer peripheral direction are prepared, and the packing is externally fitted to the second pipe portion. Inserting the second pipe portion into the discharge pipe;
Fitting the packing to the toilet drain pipe and inserting the toilet drain pipe into the first pipe portion;
And a step of connecting the drainage hose to the inflow portion.   The drainage connection method for a toilet and a hand-washer according to claim 4, further comprising a step of providing a height adjusting member at a lower end of the toilet.

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