JP2006328824A - Drain trap structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a drain trap structure of an S-shaped trap type, capable of directly cleaning the inside of a trap, by using a cleaning tool such as a brush, by easily confirming a stain in the trap by visual observation. <P>SOLUTION: This drain trap structure 1 is connected to a drain port of a sink, and has a trap body 2 for temporarily storing waste water from the drain port, a trap drain pipe 3 connected to the trap body and introducing the waste water from the trap body to a facility drain pipe, and flow passage forming members 4, 4a and 4b detachably installed in an inlet part 2a of the trap body and forming a flow passage of an S-shaped trap inside the trap body. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a drain trap structure, for example, a drain trap structure connected to a drain port of a kitchen sink.

  For example, a drain trap for preventing odor from rising from a pipe is connected to a drain of a kitchen sink. The drain trap is placed in a cabinet below the sink. In this case, when a cylindrical belt wrap is adopted as the drain trap, the space occupied by the drain trap in the cabinet becomes relatively large, and the storage space in the cabinet is limited.

Therefore, in order to secure a large storage space in the cabinet, an S-shaped trap is often employed as a drain trap connected to the drain port of the sink (see, for example, Patent Document 1).
JP 2003-88221 A

  However, when an S-shaped trap is adopted as a drain trap connected to the drain outlet of the sink, it is difficult to visually confirm the dirt in the trap. In addition, it is difficult to directly clean the inside of the trap using a cleaning tool such as a brush, and it is necessary to indirectly clean the trap using an appropriate chemical.

  The present invention has been made in view of the above-described problems, and is an S-shaped trap that can be easily visually checked for dirt in the trap and can be directly cleaned using a cleaning tool such as a brush. An object is to provide a type of drain trap structure.

In order to solve the above problems, in the present invention, in the drain trap structure connected to the drain outlet of the sink,
A trap body for temporarily storing drainage from the drain,
A trap drain pipe connected to the trap body for guiding drainage from the trap body to a facility drain pipe;
Provided is a drainage trap structure that is detachably attached to an inlet of the trap body and includes a flow path forming member for forming a flow path of an S-shaped trap inside the trap body. To do.

  According to a preferred aspect of the present invention, the flow path forming member is detachably attached to the inlet portion of the trap body and has an opening, and protrudes from the lid portion into the trap body. And a separating member for separating a required internal region of the trap body into a first region communicating with the opening and a second region communicating with the connection port.

  Further, in the present invention, the trap body is disposed to be inclined in the front-rear direction so that the inlet portion is located on the nearer side than the bottom portion, and the trap drain pipe is connected to a back side surface of the trap body. It is preferable. In the present invention, it is preferable that the trap body has a bottomed cylindrical shape, and the separation member has a plate shape. Further, in the present invention, a connecting portion provided between the drain outlet and the trap body is provided, and a dust catching member for catching dust of a predetermined size or more is detachably attached to the connecting portion. Preferably it is.

  In the present invention, a trap drain pipe is connected to a trap body for temporarily storing drainage from the drain outlet of the sink, and drainage from the trap body is guided to the facility drain pipe via the trap drain pipe. Moreover, the flow path of the S-shaped trap is formed inside the trap body by detachably attaching the flow path forming member to the inlet of the trap body.

  Therefore, in the present invention, the dirt inside the trap body can be easily confirmed by visual observation only by performing a relatively simple operation of removing the flow path forming member from the inlet portion of the trap body. Further, the inside of the trap body can be directly cleaned using a cleaning tool such as a brush in a state where the flow path forming member is removed from the inlet portion of the trap body. In other words, the inside of the trap body can be directly cleaned only by performing a relatively simple operation of removing the flow path forming member.

  Furthermore, with the flow path forming member removed from the inlet of the trap body, for example, a hose having a cleaning nozzle at the tip is inserted from the drainage port through the trap drainage pipe to the facility drainage pipe, and the high-pressure water sprayed from the cleaning nozzle The equipment drainage pipe can be washed by the action of. In other words, the facility drain pipe can be cleaned at high pressure only by performing a relatively simple operation of removing the flow path forming member.

  In the present invention, it is preferable that the flow path forming member is constituted by a lid portion that is detachably attached to the inlet portion of the trap body and has an opening, and a separation member that protrudes from the lid portion into the trap body. . In this case, the required internal region of the trap body above the lowest position of the connection port between the trap drain pipe and the trap body is connected to the first region connected to the opening by the separation member and the second connected to the connection port. Thus, the flow path of the S-shaped trap can be formed inside the trap body according to a relatively simple configuration.

  In the present invention, it is preferable that the trap body is tilted in the front-rear direction so that the inlet portion is located on the near side of the bottom portion, and the trap drain pipe is connected to the back side surface of the trap body. With this configuration, it is possible to realize a configuration in which the effective storage space in the cabinet below the sink is not easily limited by the drain trap structure, and thus the storage efficiency in the cabinet can be improved.

  In the present invention, it is preferable that the trap body has a bottomed cylindrical shape and the separation member has a plate shape. In this case, various methods are possible for the detachable attachment of the flow path forming member to the inlet of the trap body.

  Embodiments of the present invention will be described with reference to the accompanying drawings. FIG. 1 is a perspective view schematically showing a configuration of a kitchen to which a drain trap structure according to an embodiment of the present invention is applied. FIG. 2 is a cross-sectional view taken along line A in FIG. In the present embodiment, the present invention is applied to an S-shaped trap type drain trap structure connected to a drain of a kitchen sink.

  Referring to FIG. 1, the kitchen of this embodiment includes a base cabinet BC placed on a floor F. A cooking unit (gas stove, IH stove, etc.) 11 and a pair of counters 12a and 12b and a pair of counters 12a and 12b are provided on the upper side of the base cabinet BC from the left side toward the kitchen. A sink 13 is provided. Adjacent to the sink 13, for example, a hot and cold water-mixing faucet 14 is provided. The base cabinet BC includes four cabinets 15-18.

  That is, the cabinet 15 is below the cooking unit 11, the cabinet 16 is below the counter 12 a between the cooking unit 11 and the sink 13, and the sink cabinet 17 is below the sink 13 than the sink 13. Cabinets 18 are respectively provided below the counters 12b on the end side. As shown in FIG. 2, the S-shaped trap type drain trap structure 1 according to the present embodiment is connected to the drain port 13 a of the sink 13 inside the sink cabinet 17.

  FIG. 3 is a diagram schematically showing the configuration of the drain trap structure according to the present embodiment. FIG. 4 is a view showing an attached state (a) and a removed state (b) of the flow path forming member in the drain trap structure according to the present embodiment. Referring to FIGS. 3 and 4, the drain trap structure 1 of this embodiment includes a trap body 2 for temporarily storing drainage from the drain port 13 a of the sink 13, and a trap body connected to the trap body 2. 2 and a trap drain pipe 3 for guiding drainage from 2 to an equipment drain pipe (not shown).

  The trap body 2 has a cylindrical shape with a bottom, and is disposed so as to be inclined in the front-rear direction so that the inlet portion 2a is positioned on the near side of the bottom portion 2b. The trap drain pipe 3 has a normal cylindrical cross section and is connected to a side surface on the back side of the trap body 2. Further, the drain trap structure 1 of the present embodiment is detachably attached to the inlet portion 2 a of the trap body 2, and has a flow path forming member 4 for forming a flow path of an S-shaped trap inside the trap body 2. I have.

  Specifically, the flow path forming member 4 includes a lid portion 4a that is detachably attached to the inlet portion 2a of the trap body 2, and a separation member 4b that is provided so as to protrude from the lid portion 4a to the inside of the trap body 2. It is comprised integrally by. The lid portion 4a has a circular outer peripheral shape corresponding to the circular inlet portion 2a of the trap body 2, and is configured to be detachably attached to the inlet portion 2a by, for example, an insertion method.

  The separation member 4b has a plate-like form, and is arranged along a line that divides the lid portion 4a into approximately two equal parts. And the 4th opening 4aa is formed in one area | region of the cover part 4a substantially divided into 2 by the plate-shaped separation member 4b. Therefore, the separating member 4b is substantially equally divided into two regions in the upper portion of the inner region of the trap body 2 with the lid portion 4a (and hence the flow path forming member 4) attached to the inlet portion 2a of the trap body 2. To do.

  More specifically, the separating member 4b is at least the lowest position of the connection port 3a between the trap drain pipe 3 and the trap body 2 (indicated by reference numeral H1 in FIG. 3) in a state where the trap body 2 is attached to the inlet portion 2a. ) Is separated into a first region 2c that communicates with the opening 4aa and a second region 2d that communicates with the connection port 3a. In other words, the separation member 4b extends below the lowest position H1 of the connection port 3a between the trap drain pipe 3 and the trap body 2.

  At this time, the lid portion 4a is inserted into the inlet portion 2a of the trap body 2 so that the first region 2c communicating with the opening 4aa is closer to the front side than the second region 2d communicating with the connection port 3a. A path from the opening 4aa of 4a to the inside of the trap drain pipe 3 through the first region 2c, the second region 2d, and the connection port 3a forms a flow path of the S-shaped trap. In order to facilitate the insertion operation of the separation member 4b, a pair of guide grooves is formed on the inner surface of the trap body 2, or the contact portion of the separation member 4b that contacts the inner surface of the trap body 2 is flexible. It is preferable to improve the airtightness between the first region 2c and the second region 2d by attaching a member.

  Further, the drain trap structure 1 of the present embodiment includes a connecting portion 5 provided between the drain port 13 a of the sink 13 and the trap body 2. The connecting portion 5 has a generally hemispherical shape, a large circular opening directly above it is connected to the drain port 13a of the sink 13, and a small circular opening on the lower back is trapped. The body 2 is integrally connected to the inlet 2a.

  The net cage 21 and the drain port plate 22 are detachably attached to the large circular opening directly above the connecting portion 5 in order from the lower side. The net basket 21 has a substantially hemispherical shape so as to correspond to the connecting portion 5 and constitutes a dust catching member for catching dust of a predetermined size or larger. The drain port plate 22 has a circular plate shape, and a slit-shaped opening 22a is formed at the center.

  As described above, in the present embodiment, the trap drain pipe 3 is connected to the trap body 2 for temporarily storing drainage from the drain port 13 a of the sink 13, and the trap body 2 is connected via the trap drain pipe 3. The waste water from is led to the facility drain. Further, the flow path forming member 4 is detachably attached to the inlet portion 2 a of the trap body 2, thereby forming an S-shaped trap flow path inside the trap body 2.

  Therefore, in the present embodiment, the dirt inside the trap body 2 can be removed by simply performing a relatively simple operation of removing the flow path forming member 4 (and thus the cover portion 4a) from the inlet 2a of the trap body 2 (in the case of the case). Depending on the situation, dirt inside the trap drain pipe 3 can also be easily confirmed visually. Further, in the present embodiment, the inside of the trap body 2 is cleaned using a cleaning tool such as a brush in a state where the flow path forming member 4 is removed from the inlet portion 2a of the trap body 2 (the state shown in FIG. 4B). It is possible to directly clean the inside of the trap drain pipe 3 (if necessary).

  Furthermore, in this embodiment, with the flow path forming member 4 removed from the inlet 2a of the trap body 2, for example, a hose (not shown) having a cleaning nozzle (not shown) at the tip is connected to the trap body 2 from the drain port 13a. It is possible to insert the equipment drainage pipe (not shown) through the inlet 2a, the connection port 3a, and the trap drainage pipe 3 and to wash the equipment drainage pipe under high pressure by the action of the high pressure water sprayed from the washing nozzle.

  Further, in the present embodiment, the flow path is formed by a lid portion 4a that is detachably attached to the inlet portion 2a of the trap body 2 and has an opening 4aa, and a separation member 4b that protrudes from the lid portion 4a to the inside of the trap body 2. Since the forming member 4 is configured, a required internal region of the trap body 2 is separated into a first region 2c communicating with the opening 3a and a second region 2d communicating with the connection port 3a by the separating member 4b. Thus, the flow path of the S-shaped trap can be formed inside the trap body 2 according to a relatively simple configuration.

  Further, in the present embodiment, the trap body 2 is tilted in the front-rear direction so that the inlet 2a is positioned on the front side of the bottom 2b, and the trap drain pipe 3 is connected to the side surface on the back side of the trap body 2. Therefore, as shown in FIG. 2, a configuration is realized in which the effective storage space in the sink cabinet 17 provided below the sink 13 is not easily restricted by the drain trap structure 1. Efficiency is obtained.

  Moreover, in this embodiment, since the trap body 2 is formed in a bottomed cylindrical shape and the separation member 4b of the flow path forming member 4 is formed in a plate shape, the flow path to the inlet portion 2a of the trap body 2 For the detachable attachment of the forming member 4, various methods including, for example, a screwing method can be used in addition to the insertion method described above. Moreover, in this embodiment, although the cover part 4a and the separation member 4b which comprise the flow-path formation member 4 are integrally formed, it is not limited to this, The cover part 4a and the separation member 4b are combined. It can also be formed as a separate member. In particular, when a screwing method is employed, for example, after the lid portion 4a is screwed into the inlet portion 2a of the trap body 2, a separation member 4b as another member is inserted into the trap body 2 through the lid portion 4a and attached. is there.

  In the above-described embodiment, the trap body is formed in a bottomed cylindrical shape and is tilted in the front-rear direction. However, the present invention is not limited to this, and the trap body shape, posture, etc. Various modifications are possible within the scope.

  In the above-described embodiment, the flow path forming member is formed by the lid portion having a circular outer periphery and the plate-shaped separation member. However, the present invention is not limited thereto, and the form of the flow path forming member is Various modifications are possible within the scope of the present invention.

  In the above embodiment, the present invention is applied to the drain trap structure connected to the drain of the kitchen sink. However, the present invention is not limited to the kitchen and is generally connected to the drain of the sink. The present invention can be similarly applied to the drain trap structure.

It is a perspective view showing roughly the composition of the kitchen to which the drain trap structure concerning the embodiment of the present invention was applied. It is a cross-sectional view along line A in FIG. It is a figure which shows roughly the structure of the drain trap structure concerning this embodiment. It is a figure which shows the attachment state (a) of the flow-path formation member in the drain trap structure concerning this embodiment, and the removal state (b), respectively.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Drain trap structure 2 Trap main body 2a Trap main body inlet 3 Trap drain pipe 4 Flow path forming member 4a Lid 4b Separating member 5 Connecting portion 21 Net basket 22 Drain port plate BC Base cabinet 11 Heat cooking unit 12 Counter 13 Sink 13a Sink drain 14 Faucet 15-18 Cabinet

Claims (5)

In the drain trap structure connected to the drain of the sink,
A trap body for temporarily storing drainage from the drain,
A trap drain pipe connected to the trap body for guiding drainage from the trap body to a facility drain pipe;
A drainage trap structure comprising: a flow path forming member that is detachably attached to an inlet portion of the trap body, and that forms a flow path of an S-shaped trap inside the trap body. The flow path forming member is detachably attached to the inlet portion of the trap body, and has a lid portion having an opening, and protrudes from the lid portion into the trap body, and a required internal region of the trap body. 2. The drain trap structure according to claim 1, further comprising: a separation member that separates a first region that communicates with the opening and a second region that communicates with the connection port. The trap body is disposed so as to be inclined in the front-rear direction so that the inlet portion is positioned on the near side of the bottom portion, and the trap drain pipe is connected to a back side surface of the trap body. Item 3. A drain trap structure according to Item 1 or 2. The drain trap structure according to claim 2 or 3, wherein the trap body has a bottomed cylindrical shape, and the separation member has a plate shape. A connecting portion provided between the drain port and the trap body is provided, and a dust catching member for catching dust of a predetermined size or more is detachably attached to the connecting portion. The drain trap structure according to any one of claims 1 to 4.

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