JP2012057361A - Drainage system and grating with cleaning portion - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate removal of dirt adhered to an inner surface of a drain pipe.SOLUTION: A drainage system 1 comprises a concave part 10 having an exhaust port 12 from which discharged water from a drain port 112 flows out, a pipe 20 connected to the exhaust port 12 for running the discharged water flowing out from the exhaust port 12 therethrough and a cleaning member 30 having flexibility which is set in the pipe 20 drawably from the exhaust port 12 and contacts with an inner surface 20a of the pipe 20. The cleaning member 30 is a novel grating with the cleaning portion for the drainage system 1 which connects the pipe 20 for running the discharged water therethrough to the exhaust port 12 of the concave part 10 having the exhaust port 12 from which the discharged water from the drain port 112 flows out.

Description

  The present invention relates to a drainage device that allows drainage from a drainage port to pass through a discharge port of a concave portion.

A drainage device such as a system kitchen passes drainage from a drainage port such as a sink through a drainage pipe from a drainage port of a concave strainer housing (for example, see Patent Document 1). Since the drainage flows inside this pipe, slime, which is a viscous substance produced by the action of microorganisms, adheres.
Further, in order to clean the inside of the piping, a cleaning port may be formed in the piping, and a cleaning port lid may be attached to the cleaning port.

JP 2005-188069 A

  However, ordinary household users find it troublesome to clean the inside of the drain pipe. If the inside of the piping is not cleaned, the slime adhering to the inner wall surface of the piping will increase.

  In view of the above, an object of the present invention is to facilitate the removal of dirt attached to the inner surface of a drain pipe.

  In order to achieve the above object, the drainage device of the present invention comprises a concave portion having a discharge port through which drainage from the drainage port flows out, a pipe connected to the discharge port and through which drainage flows out from the discharge port, A cleaning member that has flexibility and is attached to the pipe so as to be able to be pulled out from the discharge port and is in contact with the inner surface of the pipe.

  That is, since the flexible cleaning member is attached to the drain pipe so that it can be pulled out from the discharge port and is in contact with the inner surface of the pipe, the dirt on the inner surface of the pipe can be easily removed by pulling out the cleaning member from the discharge port. Falls.

  In the invention according to each claim, the drainage device includes a drainage device provided at a drainage port of a sink of a system kitchen, a drainage device provided at a drainage port of a washbasin of a vanity, a drainage device for a bathroom, a restaurant The drainage device etc. used for is included.

  An eye plate that is detachably attached to the discharge port may be provided at a portion of the cleaning member opposite to the tip portion inserted into the pipe. Thereby, when the cleaning member is inserted into the drainage pipe from the discharge port and the eye plate is attached to the discharge port, the cleaning member is arranged in the pipe, and when the eye plate is removed from the discharge port, the cleaning member can be pulled out from the discharge port. . Therefore, the dirt on the inner surface of the pipe is removed with a simple operation.

  Further, the present invention is an eye plate with a cleaning part for a drainage device in which a pipe for passing wastewater is connected to the discharge port of the concave part having a discharge port through which drainage from the drainage port flows out. A cleaning part that is inserted into the pipe so as to be able to be pulled out from the discharge port and is in contact with the inner surface of the pipe, and is provided at a part of the cleaning part opposite to the tip part inserted into the pipe. The eye plate includes a eye plate that is detachably attached to the discharge port.

  That is, when the cleaning unit is inserted into the drainage pipe from the discharge port and the eye plate is attached to the discharge port, the cleaning unit is disposed in the pipe, and when the eye plate is removed from the discharge port, the cleaning unit can be pulled out from the discharge port. Therefore, the dirt on the inner surface of the pipe is removed with a simple operation.

  The insertion portion of the cleaning member into the pipe is formed in a coil spring shape, and the insertion portion is inserted into the pipe with the axial direction of the insertion portion of the coil spring shape in the direction to be inserted into the pipe. Also good. Since the insertion site | part of the cleaning member can be expanded-contracted in the direction inserted with respect to drainage piping, it is suitable when attaching a cleaning member to drainage piping of various length.

  An antibacterial part that puts out an antibacterial substance in the pipe may be provided in at least a part of the cleaning member. Thereby, an antibacterial substance is put out in the pipe from the antibacterial part of the cleaning member attached to the drain pipe from the discharge port, and the occurrence of slime in the pipe is suppressed. Moreover, since the cleaning member can be pulled out from the discharge port even when the antibacterial part has reached the end of its life, it is easy to replace the cleaning member having the antibacterial part.

Here, the antibacterial property refers to the property of suppressing the growth of bacteria. Antibacterial substances refer to substances having antibacterial properties, and include silver ions, copper ions, zinc ions, nickel ions, and the like. The antibacterial part may be anything that emits an antibacterial substance in the pipe, and is described in JP-A-11-343592 and JP-A-2000-143422 in addition to various members that elute silver ions and the like. And materials containing Ni-P alloys.
The antibacterial part may be a part that cannot be separated from the cleaning member such as a part plated with an antibacterial substance on the surface of the cleaning member, or may be a part that can be separated from the cleaning member such as a plate-like antibacterial substance fixed to the cleaning member.

  A tip end portion of the cleaning member inserted from the drain port with respect to the pipe is a seal water insertion portion inserted in a seal water formed in a trap portion of the pipe, and at least the antibacterial portion is inserted in the seal water insertion portion. A part may be provided. As a result, an antibacterial substance is discharged into the sealed water from the antibacterial part of the sealed water insertion part inserted into the sealed water formed in the trap part of the drain pipe, and the occurrence of slime in the trap part of the pipe is suppressed. The

  In addition, inventions such as a system kitchen, a bathroom vanity, and a bathroom having the drainage device also have the above-described actions and effects.

According to the invention which concerns on Claim 1, the removal of the stain | pollution | contamination adhering to drain pipe inner surface can be made easy.
In the invention which concerns on Claim 2, attachment or detachment of the cleaning member with respect to drain piping can be made easy.
In the invention which concerns on Claim 3, the suitable structure for mounting | wearing the drainage piping of various length with the cleaning member can be provided.
In the invention which concerns on Claim 4, the antibacterial property in drainage piping can be maintained easily.
In the invention which concerns on Claim 5, the antibacterial property of the trap part of drainage piping can be maintained easily.
In the invention which concerns on Claim 6, the novel dish with a cleaning part which makes it easy to remove the stain | pollution | contamination adhering to drain pipe inner surface can be provided.

1 is a side view showing a partially broken drainage device 1 according to an embodiment of the present invention. It is a partial exploded perspective view of the drainage device 1 shown in FIG. FIG. 2 is a vertical sectional view showing a main part of the drainage device 1 shown in FIG. 1. (A) is a figure which shows the cleaning member 31 which concerns on a modification, (b) is a vertical sectional view which shows the principal part of the drainage device 1 using the cleaning member 31 which concerns on a modification.

  Hereinafter, embodiments for carrying out the invention will be illustrated with reference to the drawings. Of course, the present invention is not limited to the embodiments shown in the present specification and drawings, and all the features shown in the embodiments are not necessarily essential to the solution means of the invention.

(1) Configuration of a drainage device provided with an eye plate with a cleaning unit:
FIG. 1 is a side view illustrating a drainage device 1 provided in a system kitchen, with a sink 110 partially broken. The sink 110 is formed in a concave shape and is incorporated in a counter of the system kitchen. A drain port 112 for allowing drainage to flow out is formed at the bottom of the sink 110.
A concave strainer accommodating portion (concave portion) 10 is attached to the drain port 112. As for the strainer accommodating part 10, the discharge part 11 is extended in the horizontal direction from the lower part of the side part 10b. An opening of the strainer accommodating portion 10 formed for the discharge portion 11 is a discharge port 12. When drainage flows into the strainer accommodating portion 10 from the drainage port 112, the drainage flows out from the discharge port 12.

  2A to 2D show a part of the main part of the drainage device 1 in an exploded manner. In the strainer accommodating portion 10, a strainer 14 (see FIG. 2B) is detachably accommodated, and a drain outlet cover 16 (see FIG. 2A) is detachably attached to the upper opening 10a. The eye plate 50 (see FIG. 2C) is detachably attached to the discharge port 12. The strainer 14 is provided to remove fine foreign matters contained in the drainage. The drainage lid 16 is provided to hide the strainer 14 while allowing drainage to pass through. The eye plate 50 is provided so that a large foreign object does not flow out from the discharge port 12 when the strainer 14 is removed from the strainer accommodating portion 10. The eye plate 50 shown in FIG. 1 has four openings divided in a cross shape.

A pipe 20 for passing drainage flowing out from the discharge port 12 is connected to the discharge part 11. The pipe 20 shown in FIGS. 1 and 3 includes a pre-trap pipe 22, a trap forming pipe 24, and a post-trap pipe 26. A pipe inflow portion 23 of the pre-trap pipe 22 connected to the discharge port 12 is a drainage inflow portion of the entire pipe 20. The main pipe 20 is a so-called horizontal pipe, and the pre-trap pipe 22 extends in the horizontal direction from the discharge port 12. The trap forming pipe 24 connected to the drainage outflow part bent downward of the pre-trap pipe 22 has a drainage trap part 25. The post-trap pipe 26 connected to the drainage outflow portion of the trap forming pipe 24 is a pipe for allowing drainage to flow out of the system kitchen.
In addition, the piping should just have a trap part as a whole. Therefore, the pre-trap pipe, the trap forming pipe, and the post-trap pipe may be configured by a plurality of pipes, or a pipe having a trap portion may be directly connected to the discharge port 12.

The trap forming pipe 24 shown in FIGS. 1 and 3 is a member constituting an S trap bent in an S shape, and roughly includes a front U-shaped portion 24a and a rear inverted U-shaped portion 24b. Yes. A lower cleaning port is formed below the U-shaped portion 24a, and a cleaning port lid 28 is detachably attached to the lower cleaning port. On the other hand, an upper cleaning port is formed above the inverted U-shaped portion 24b, and a cleaning port lid 28 is detachably attached to the upper cleaning port. Since the sealing water S1 is generated in the U-shaped portion 24a, the trap water 25 is provided in the trap forming pipe 24.
The pipe forming the trap portion may be a so-called P trap or bag trap other than the S trap described above.

  In this drainage device 1, a cleaning member 30 for removing dirt on the inner surface 20 a of the pipe 20 is attached to the pipe 20 so as to be able to be pulled out from the discharge port 12. The cleaning member 30 has flexibility, and comes into contact with the pipe inner surface 20 a when attached to the pipe 20. Therefore, when the cleaning member 30 is pulled out from the discharge port 12, the dirt on the pipe inner surface 20a is removed, and the dirt attached to the pipe inner face 20a can be easily removed. Here, the dirt on the inner surface of the pipe includes both the dirt on the inner surface of the pipe coming out of the outlet together with the cleaning member, and the dirt on the inner surface of the pipe being peeled off by the cleaning member and remaining in the pipe. . The dirt remaining in the pipe may be removed from the pipe by flowing it with water.

As shown in FIG. 2C and the like, the cleaning member 30 is inserted into the pipe 20 with the cleaning portion 40 serving as a part to be inserted into the pipe 20 being a spiral wire, that is, a coil spring-like part. An eye plate 50 is provided on the base 42 opposite to the tip 41. The eye plate 50 and the cleaning unit 40 can be fixed by, for example, resin molding in which one end of the cleaning unit 40 is inserted, that is, insert molding. Of course, the eye plate 50 and the cleaning unit 40 may be fixed by inserting one end of the cleaning unit 40 into a hole formed in the eye plate 50.
When the cleaning unit 40 is inserted into the pipe 20 from the discharge port 12 and the eye plate 50 is attached to the discharge port 12, the cleaning unit 40 is disposed in the pipe 20, and when the eye plate 50 is removed from the discharge port 12, the cleaning unit 40 is also discharged. Pulled out from the outlet 12, the dirt on the pipe inner surface 20a is removed. By providing the eye plate 50 on the base 42 of the cleaning member 30, the cleaning member can be easily attached to and detached from the pipe 20, and the dirt on the pipe inner surface 20a can be easily removed. That is, the cleaning member 30 is a new eye plate with a cleaning portion that facilitates removal of dirt attached to the inner surface of the drain pipe.

  As shown in FIG. 2C, when the axial direction of the coil spring-shaped cleaning unit 40 is AX1, the cleaning unit 40 directs the axial direction AX1 in the direction IN1 (see FIG. 3) inserted into the pipe 20. Inserted into the pipe 20. For this reason, the diameter (outer diameter) d1 of the cleaning unit 40 is preferably equal to or smaller than the inner diameter of the pipe 20, and is slightly smaller than the inner diameter (referred to as diameter d2) of the pipe 20 from the viewpoint of efficiently removing dirt on the pipe inner surface 20a (for example, d2-d1 is about 0.2 to 2 mm). However, in order to achieve both the efficiency of removing dirt on the pipe inner surface 20a and the ease of insertion of the cleaning unit 40, d2-d1 is preferably set to 5 mm to d2 / 2. The pitch p1 of the cleaning unit 40 can be set in various ways. From the viewpoint of cleaning the inside of the cleaning unit 40, a pitch (for example, a coil spring) that allows a finger to be inserted from the radially outer side of the cleaning unit 40 to the inner side. Is preferably a pitch obtained by adding about 1 to 3 cm to the diameter of the wire constituting the wire.

  As shown in the sectional view of FIG. 3, the cleaning unit 40 is provided with an antibacterial unit 46 on the entire surface of a base material 45 such as a metal material such as stainless steel. The antibacterial part 46 puts out an antibacterial substance in the pipe 20. In this drainage device 1, when drainage flows in the direction of the arrow shown in FIG. 3, antibacterial substances are eluted from the antibacterial part 46 into the drainage, and the occurrence of slime in the pipe 20 is suppressed.

  The cleaning unit 40 may be formed of only an antibacterial material that elutes an antibacterial substance into the waste water, but may be formed by plating an antibacterial material on a metal material such as stainless steel. The antibacterial material that elutes an antibacterial substance in the waste water is preferably a material containing a Ni-P alloy described in Japanese Patent Application Laid-Open No. 11-343592 and Japanese Patent Application Laid-Open No. 2000-143422. When the antibacterial member is formed of such a material, it is considered that Ni and P are eluted in the waste water, the growth of bacteria in the pipe 20 is suppressed, and the occurrence of slime on the pipe inner surface 20a is suppressed. Of course, the antibacterial material that elutes an antibacterial substance in the waste water may be a metal material, an inorganic material, an organic material, or the like that elutes metal ions such as silver ions, copper ions, and zinc ions.

  Moreover, since the cleaning member 30 can be pulled out from the discharge port 12, when the antibacterial part reaches the end of its life, it is easy to replace the antibacterial part inserted into the pipe 20, and the inner surface of the pipe is replaced with the antibacterial part after replacement. The effect of suppressing the occurrence of slime of 20a can be maintained.

As shown in FIG. 3, the distal end portion 41 of the cleaning member 30 inserted from the drain port 112 with respect to the pipe 20 is a sealed water insertion portion 43 inserted into the sealed water S <b> 1 formed in the trap portion 25 of the pipe 20. It is said. That is, the cleaning member 30 is provided with the antibacterial part 46 in the sealing water insertion part 43.
When drainage flows in the direction of the arrow shown in FIG. 3, the sealing water S1 is generated in the trap portion 25, and the antibacterial portion 46 is in contact with the sealing water S1. Accordingly, the antibacterial substance is eluted from the antibacterial portion 46 into the sealed water S1. Since the antibacterial part 46 is in contact with the sealed water S1 for a long time, the antibacterial property of the trap part 25 is effectively obtained.

  In addition, the strainer accommodating part 10, each piping 22, 24, 26, and the eye plate 50 can be made of various materials such as a resin material such as a thermoplastic resin, a metal material such as stainless steel, a combination thereof, and the like. A molded product of a metal material or the like can be used.

(2) Action and effect of the drainage device provided with a dish with a cleaning part:
Next, the operation and effect of the drainage device 1 will be described.
When the cleaning unit 40 is inserted into the pipe 20 with the axial direction AX1 of the coil spring-shaped cleaning unit 40 facing the insertion direction IN1 shown in FIG. 40 follows the curved shape of the pipe 20 and contacts the pipe inner surface 20a. Therefore, the dirt on the pipe inner surface 20a is removed by a simple operation of pulling out the cleaning member 30 from the discharge port 12. Here, when the eye plate 50 can be removed by hand from the discharge port 12, the cleaning unit 40 can be pulled out from the discharge port 12 by holding the eye plate 50 by hand and removing it from the discharge port 12. Further, when the eye plate 50 is removed from the discharge port 12 by hooking it with a finger or the like, the cleaning unit 40 can be pulled out from the discharge port 12 by holding the eye plate 50 removed from the discharge port 12 by hand.

In addition, when the dirt adhering to the cleaning unit 40 is removed, the cleaning unit 40 is inserted into the pipe 20 again and the eye plate 50 is attached to the discharge port 12, thereby removing the cleaning member 30 from the pipe inner surface 20a. Can be used.
From the above, the drainage device 1 can easily remove the dirt attached to the pipe inner surface 20a by the new dish with the cleaning unit.

Moreover, since the cleaning part 40 is coil spring shape, it can be expanded-contracted in the insertion direction IN1 to the piping 20. FIG. Therefore, the drainage device 1 is suitable when the cleaning member is attached to drainage pipes of various lengths.
Further, antibacterial substances are eluted from the antibacterial portion 46 into the waste water, and the occurrence of slime adhering to the pipe inner surface 20a is suppressed. In particular, the antibacterial substance is eluted from the antibacterial part 46 of the seal water insertion part 43 to the seal water S1, and the occurrence of slime adhering to the trap part 25 is suppressed. Therefore, the drainage device 1 can easily maintain the antibacterial properties in the pipe 20 such as the trap portion 25. Moreover, even if the antibacterial part has reached the end of its life, the used cleaning member can be pulled out from the pipe 20 and a new cleaning member can be attached to the pipe 20, so that the cleaning member can be easily replaced. Also in this point, the effect of easily maintaining the antibacterial property in the pipe 20 can be obtained.
Furthermore, since the front end portion 41 of the cleaning unit 40 is inserted into the sealing water S1, the dirt on the pipe inner surface 20a where the slime easily adheres can be removed.

(3) Modification:
The drainage device 1 described above can be connected to a drainage port of a wash bowl of a vanity, a drainage port of a bathroom, a drainage port of a store such as a restaurant, and the like.
The strainer accommodating portion 10 may be formed integrally with the sink 110 in addition to being separated from the sink 110.
The discharge part of the strainer accommodating part 10 may be provided in the bottom part 10c. The discharge part in this case may extend downward from the bottom part 10c. A so-called underpipe pipe in which the pipe before the trap faces vertically may be connected to the discharge port. That is, the direction of the discharge part of the strainer accommodating part 10 and the pipe before the trap can be variously set.
The strainer accommodating portion 10 may not have the drain cap 16 and the eye plate 50. Of course, you may use the concave part which does not accommodate the strainer instead of the strainer accommodating part.

The cleaning member 30 may be flexible as a whole, or may be partially flexible as long as it can be inserted into the pipe. In either case, the cleaning member has flexibility.
The cleaning member may be composed of a plurality of members that can be divided.
The cleaning member may not be provided with the eye plate. For example, you may use only the said cleaning part 40 for a drainage apparatus as a cleaning member. In this case, the dirt on the inner surface of the pipe can be removed by holding the base of the cleaning member by hand and pulling out the cleaning member from the outlet.

The antibacterial part 46 may be provided only in a part of the cleaning part 40 in addition to being provided over the entire cleaning part 40. For example, even if the antibacterial part 46 is not provided in at least a part of the cleaning part 40 other than the sealing water insertion part 43, and the antibacterial part 46 is provided in the sealing water insertion part 43, the antibacterial part 46 has an antibacterial effect on the sealed water S1. The substance is eluted and the occurrence of slime adhering to the trap portion 25 is suppressed.
The antibacterial part may be a member that can be separated from the cleaning member, in addition to the part that cannot be separated from the cleaning member.
In addition, aspects other than elution are included in the aspect which put out an antibacterial substance.

The cleaning member may not be a coil spring shape as long as it is a member that comes into contact with the inner surface of the drainage pipe without disturbing drainage.
As in the cleaning member 31 shown in FIG. 4A, a brush-like cleaning unit 40 in which a brush part 44 b is provided on a flexible core material 44 a may be provided. In the main cleaning unit 40, the brush portion 44b is provided on the distal end portion 41 side, and the brush portion is not provided on the base portion 42 side. Of course, you may provide a brush part over the whole cleaning part by adjusting the density of a brush. When the cleaning part 40 is inserted into the pipe 20 with the core material 44a facing the insertion direction IN1 shown in FIG. 4B and the eye plate 50 is attached to the discharge port 12, the flexible cleaning part 40 is connected to the pipe 20. Following the curved shape, the brush portion 44b contacts the pipe inner surface 20a. Therefore, the dirt on the pipe inner surface 20a is removed by a simple operation of pulling out the cleaning member 31 from the discharge port 12. Also in the drainage device 1, when the eye plate 50 is removed from the discharge port 12, the cleaning member 31 can be pulled out from the discharge port 12, and the cleaning member 31 can be easily attached to and detached from the pipe 20.

  Moreover, when the antibacterial part is provided in the brush part 44b in the sealing water insertion part 43, an antibacterial substance elutes in sealing water S1 from an antibacterial part, and generation | occurrence | production of the slime to the trap part 25 is suppressed. . Of course, even if the antibacterial part is provided in the cleaning part 40 at a place other than the sealing water insertion part 43, the antibacterial substance is eluted from the antibacterial part into the waste water, and the occurrence of slime on the pipe inner surface 20a is suppressed.

In addition, the above-mentioned basic actions and effects can be obtained even with a drainage device and a cleaning dish with a cleaning unit that do not have the component requirements according to the dependent claims but only have the component requirements according to the independent claims.
As described above, according to the present invention, a technique for facilitating the removal of dirt attached to the inner surface of a drain pipe can be provided according to various aspects.
In addition, it is also possible to implement the present invention by mutually replacing the configurations disclosed in the above-described embodiments and modifications, and changing the combination. It is also possible to carry out the present invention by substituting each component disclosed in the above or changing the combination. Therefore, the present invention is not limited to the above-described embodiments and modifications, and includes configurations in which the configurations disclosed in the publicly known technology and the above-described embodiments and modifications are mutually replaced or combinations thereof are changed. It is.

1 ... Drainage device,
DESCRIPTION OF SYMBOLS 10 ... Strainer accommodating part (concave part), 10a ... Opening part, 10b ... Side part, 10c ... Bottom part,
11 ... discharge part, 12 ... discharge port,
20 ... pipe, 20a ... inner surface,
22 ... Piping before trap,
24 ... Trap formation piping, 25 ... Trap part,
26 ... Piping after trapping,
30, 31 ... Cleaning member (eye plate with cleaning part),
40 ... cleaning part (insertion site), 41 ... tip part, 42 ... base part, 43 ... sealing water insertion part,
44a ... core material, 44b ... brush part,
45 ... base material, 46 ... antibacterial part,
50 ...
110 ... sink, 112 ... drain,
IN1 ... insertion direction, AX1 ... axial direction, S1 ... sealed water.

Claims (6)

A concave portion having a discharge port through which drainage from the drain port flows out;
A pipe connected to the outlet and through which drainage flows out of the outlet;
A drainage device comprising a cleaning member that is flexible and is attached to the pipe so as to be able to be pulled out from the discharge port and is in contact with the inner surface of the pipe.   The eye plate attached to the said discharge port so that attachment or detachment is possible in the site | part on the opposite side to the front-end | tip part inserted in the said piping in the said cleaning member is provided. Drainage equipment. The cleaning member has a coil spring-like insertion site into the pipe,
The drainage according to claim 1 or 2, wherein the insertion part is inserted into the pipe with the axial direction of the insertion part of the coil spring shape directed in a direction to be inserted into the pipe. apparatus.   The drainage device according to any one of claims 1 to 3, wherein an antibacterial part that puts out an antibacterial substance in the pipe is provided in at least a part of the cleaning member. The tip of the cleaning member inserted from the drain port with respect to the pipe is a sealed water insertion part inserted into the sealed water formed in the trap part of the pipe,
The drainage device according to claim 4, wherein at least the antibacterial part is provided in the sealing water insertion part. A pan with a cleaning part for a drainage device connected to a pipe through which drainage is passed to the discharge port of the concave part having a discharge port through which drainage from the drainage port flows out,
A cleaning unit that has flexibility and is inserted into the pipe so as to be able to be pulled out from the discharge port and is in contact with the inner surface of the pipe;
A cleaning part, comprising: a dish provided at a portion opposite to the tip part inserted into the pipe in the cleaning part, the eye dish being detachably attached to the discharge port. Eye plate.

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