CN107842632B - Double-waterway switching valve - Google Patents
Double-waterway switching valve Download PDFInfo
- Publication number
- CN107842632B CN107842632B CN201711266456.2A CN201711266456A CN107842632B CN 107842632 B CN107842632 B CN 107842632B CN 201711266456 A CN201711266456 A CN 201711266456A CN 107842632 B CN107842632 B CN 107842632B
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- pipeline
- valve core
- channel
- water passing
- groove
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 117
- 238000007789 sealing Methods 0.000 claims description 13
- 230000009977 dual effect Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multiple-Way Valves (AREA)
Abstract
The utility model provides a two water route switching valve, includes the three-way pipe, the three-way pipe includes first pipeline, second pipeline and third pipeline, first pipeline with the second pipeline passes through at least one guiding hole intercommunication, the area of guiding hole is less than the cross-sectional area of first pipeline, the third pipeline passes through the guiding gutter intercommunication with the second pipeline, first pipeline passes through the guiding hole with guiding gutter and third pipeline intercommunication. The double-waterway switching valve is simple in structure and easy to switch water outlet routes.
Description
Technical Field
The invention relates to the field of bathroom products, in particular to a double-waterway switching valve.
Background
The bathroom field often needs to switch the water route, and current bathroom product often need set up a plurality of switches or water knockout drum when switching to two different delivery ports from a water inlet, utilizes a plurality of switches to carry out solitary on-off control to every outlet conduit, and is very inconvenient.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the double-waterway switching valve is simple in structure and easy to switch water outlet routes.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a two water route switching valve, includes the three-way pipe, the three-way pipe includes first pipeline, second pipeline and third pipeline, first pipeline with the second pipeline passes through at least one guiding hole intercommunication, the area of guiding hole is less than the cross-sectional area of first pipeline, the third pipeline passes through the guiding gutter intercommunication with the second pipeline, first pipeline passes through the guiding hole with guiding gutter and third pipeline intercommunication.
The invention has the beneficial effects that: if the pipe orifice of the second pipeline is not closed, the water flows into the second pipeline from the diversion hole and then flows out, because the area of the diversion hole is smaller than the cross section area of the first pipeline, the water flow speed which is fixedly fed into the second pipeline is suddenly increased, the surface pressure of the water flow which flows at high speed is smaller, so that air can be sucked into the second pipeline from the third pipeline through the diversion trench and fully mixed with the water flow, and the water flow flowing out of the second pipeline is bubble water; if water is kept at the pipe orifice of the first pipeline and water outlet of the second pipeline is closed at the outside of the three-way pipe, water pressure in the pipeline is larger than negative pressure generated by water flow, water flow flowing in from the first pipeline flows into the third pipeline through the diversion trench, and then flows out from the pipe orifice of the third pipeline. The whole double-waterway switching valve is simple in water outlet route switching, water inlet is not required to be closed when the water outlet route is switched, and water discharged from the second pipeline is bubble water without adding an additional bubbler, so that the cost can be reduced.
Drawings
FIG. 1 is an exploded view of a double waterway switching valve according to an embodiment of the present invention;
FIG. 2 is a schematic longitudinal section of a double waterway switching valve according to an embodiment of the present invention;
FIG. 3 is a schematic longitudinal cross-sectional view of a tee of a dual waterway switching valve in accordance with an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a first valve element of a dual waterway switching valve according to an embodiment of the present invention;
FIG. 5 is a side view of a first valve element of a dual waterway switching valve according to an embodiment of the present invention
FIG. 6 is a schematic diagram of a second valve core of the double-waterway switching valve according to an embodiment of the present invention;
FIG. 7 is a schematic longitudinal cross-sectional view of a second spool of a dual waterway switching valve in accordance with an embodiment of the present invention;
fig. 8 is a schematic longitudinal section of another embodiment of a double waterway switching valve of an embodiment of the present invention;
fig. 9 is a schematic longitudinal sectional view of another embodiment of a double waterway switching valve of an embodiment of the present invention;
Fig. 10 is a schematic longitudinal sectional view of another embodiment of a double waterway switching valve of an embodiment of the present invention.
Description of the reference numerals:
1. A three-way pipe; 11. a first pipeline; 12. a second pipeline; 13. a third pipeline;
2. a first valve core; 21. a first water passing hole; 22. a first channel; 23. a second water passing hole;
24. A first boss; 25. a support column;
3. A second valve core; 31. a third water passing hole; 32. a second channel; 33. a fourth water passing hole;
34. a first groove; 35. a second groove;
4. A support; 41. a through hole;
5. A diversion trench;
6. A bubbler;
7. and (3) sealing rings.
Detailed Description
In order to describe the technical contents, the achieved objects and effects of the present invention in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.
The most critical concept of the invention is as follows: through the cooperation of water conservancy diversion hole and guiding gutter for the high-speed rivers that the water conservancy diversion hole flows can follow the guiding gutter and breathe in, and the guiding gutter can not follow the guiding gutter simultaneously because when as the passageway of breathing in, and can switch the direction of rivers when the guiding gutter is as the water outlet channel.
Referring to fig. 10, a double-waterway switching valve includes a three-way pipe 1, the three-way pipe 1 includes a first pipeline 11, a second pipeline 12 and a third pipeline 13, the first pipeline 11 is communicated with the second pipeline 12 through at least one diversion hole, the area of the diversion hole is smaller than the cross-sectional area of the first pipeline 11, the third pipeline 13 is communicated with the second pipeline 12 through a diversion trench 5, and the first pipeline 11 is communicated with the third pipeline 13 through the diversion hole and the diversion trench 5.
From the above description, the beneficial effects of the invention are as follows: if the pipe orifice of the second pipeline is not closed, the water flows into the second pipeline from the diversion hole and then flows out, because the area of the diversion hole is smaller than the cross section area of the first pipeline, the water flow speed which is fixedly fed into the second pipeline is suddenly increased, the surface pressure of the water flow which flows at high speed is smaller, so that air can be sucked into the second pipeline from the third pipeline through the diversion trench and fully mixed with the water flow, and the water flow flowing out of the second pipeline is bubble water; if the pipe orifice of the first pipeline keeps water inflow and water outflow of the second pipeline is closed at the outer part of the three-way pipe, the water pressure in the pipeline is larger than the negative pressure generated by water flow, the water flow which is flushed in by the first pipeline flows into the third pipeline through the diversion trench, then flows out from the pipe orifice of the third pipeline, the whole double-waterway switching valve is simple in water outflow route switching, water inflow is not required to be closed when the water outflow route is switched, and the water flow which is discharged from the second pipeline is bubble water without adding an additional bubbler, so that the cost can be reduced.
Further, as shown in fig. 1 to 7, the valve further comprises a first valve core 2 and a second valve core 3;
a first channel 22 is arranged in the first valve core 2, and a first water passing hole 21 and a second water passing hole 23 are respectively arranged at two ends of the first channel 22;
A second channel 32 is arranged in the second valve core 3, one end of the second channel 32 is provided with the diversion trench 5 and the third water passing hole 31, and the other end is provided with a fourth water passing hole 33;
the first valve core 2 is arranged at the junction of the first pipeline 11, the second pipeline 12 and the third pipeline 13, and the second valve core 3 is arranged in the second pipeline 12;
The first water passing hole 21 is communicated with the first pipeline 11 and the first channel 22, the second water passing hole 23 is communicated with the third water passing hole 31, the first channel 22 and the second channel 32 are communicated with each other, and the fourth water passing hole 33 is communicated with the second channel 32 and the second pipeline 12;
the diversion trench 5 is communicated with the second channel 32 and the third pipeline 13, and the second water passing hole 23 or the third water passing hole 31 is the diversion hole.
As is apparent from the above description, the first valve core 2 and the second valve core 3 are disposed in the three-way pipe 1, and the two valve cores cooperate to enable the water flow flowing in from the first pipeline 11 to flow out from the first channel 22 and the second channel 32 in sequence when the pipe orifice of the second pipeline 2 is not closed, and the high-speed water flow flowing in the second channel 32 is sucked from the diversion trench 5.
Further, the first valve core 2 and the second valve core 3 are respectively in columnar structures, the first valve core 2 and the first pipeline 11 are coaxially arranged, and the second valve core 3 and the second pipeline 12 are coaxially arranged;
the side surface of the first valve core 2 facing the pipe orifice direction of the second pipeline 12 is of a planar structure and is provided with a first boss 24, and the end surface of the second valve core 3 opposite to the first valve core 2 is provided with a first groove 34 which is arranged corresponding to the first boss 24;
the second water passing hole 23 is arranged on the top wall of the first boss 24, and the third water passing hole 31 is arranged on the bottom wall of the first groove 34;
the depth of the first recess 34 is smaller than the height of the first boss 24;
At least one second groove 35 is arranged on the side wall of the first groove 34, the second groove 35 extends along the axial direction of the second valve core 3, one end of the second groove 35 extends to the end face of the second valve core 3, which is close to the first valve core 2, and the other end of the second groove 35 extends to the side wall of the second channel 32.
As is apparent from the above description, since the depth of the first groove 34 is smaller than the height of the first boss 24, there is a certain gap between the side surface of the fixed first valve element 2 and the end surface of the second valve element 3, and when the second pipe 12 is discharged, the air sucked by the water flow flowing at high speed in the second pipe 12 flows into the gap first and then flows into the second passage 32 through the second groove 35.
Further, the first pipeline 11 and the third pipeline 13 are coaxially arranged, and the second pipeline 12 is perpendicular to the first pipeline 11.
Further, the valve further comprises a support piece 4, at least two through holes 41 are formed in the support piece 4, the through holes 41 are communicated with the diversion trench 5 and the third pipeline 13, the support piece 4 is arranged on the inner side wall of the third pipeline 13, and the first valve core 2 is arranged on the support piece 4.
As is apparent from the above description, the stability of the first valve spool 2 is ensured by the provision of the support 4, and the fluid is prevented from being offset and shaken even under the impact of a large water flow, and at the same time, is allowed to flow in and out from the through hole 41.
Further, a support column 25 is disposed between the first valve core 2 and the support member 4.
As is apparent from the above description, by providing the support column 25 such that the space between the support member 4 and the first valve element 2 becomes larger, more through holes 41 can be provided in the support member 4 to increase the fluid flow area between the third pipe 13 and the flow guide groove 5.
Further, the device also comprises a bubbler 6, wherein the bubbler 6 is arranged at the pipe orifice of the third pipeline 13.
As is apparent from the above description, the bubbler 6 is disposed such that the water discharged from the nozzle of the third pipe 13 is also bubble water, and the third pipe 13 may be disposed as a general tap water outlet pipe.
Further, the valve further comprises at least two sealing rings 7, wherein the sealing rings 7 are respectively sleeved on the first valve core 2 and the second valve core 3, the outer side of the sealing ring 7 sleeved on the first valve core 2 is propped against the inner side wall of the first pipeline 11, and the outer side of the sealing ring 7 sleeved on the second valve core 3 is propped against the inner side wall of the second pipeline 12
As is apparent from the above description, the seal ring 7 increases the tightness so that the water flow does not flow between the gap between the first spool 2 and the side wall of the first pipe 11, nor between the gap between the second spool 3 and the second pipe 12.
Further, threads are arranged at the pipe orifice of the first pipeline 11 and the pipe orifice of the second pipeline 12.
As can be seen from the above description, the first pipeline 11 and the second pipeline 12 can be externally connected with other pipelines by providing threads.
Further, at least one of the second grooves 35 is uniformly distributed along the circumferential direction of the first groove 34.
As can be seen from the above description, the plurality of second grooves 35, which are uniformly distributed, ensure that the air sucked into the second passage 12 is uniformly sucked from the periphery of the third water passing hole 31, and ensure that the air is sufficiently mixed with the high-speed water flow.
Referring to fig. 1-7, a first embodiment of the present invention is as follows:
The utility model provides a two water route switching valve, includes three-way pipe 1, first case 2, second case 3, support piece 4, bubbler 6 and two at least sealing washer 7, three-way pipe 1 includes first pipeline 11, second pipeline 12 and third pipeline 13, first pipeline 11 and the coaxial setting of third pipeline 13, second pipeline 12 sets up with first pipeline 11 perpendicularly, the mouth of pipe department of first pipeline 11 and the mouth of pipe department of second pipeline 12 are equipped with the screw thread.
The first valve core 2 is internally provided with a first channel 22, two ends of the first channel 22 are respectively provided with a first water passing hole 21 and a second water passing hole 23, the area of the second water passing hole 23 is smaller than the cross-sectional area of the first channel 22, the second valve core 3 is internally provided with a second channel 32, one end of the second channel 32 is provided with a third water passing hole 31, and the other end of the second channel 32 is provided with a fourth water passing hole 33.
The first valve core 2 and the second valve core 3 are respectively in columnar structures, the first valve core 2 and the first pipeline 11 are coaxially arranged, the second valve core 3 and the second pipeline 12 are coaxially arranged, the first valve core 2 is arranged at the junction of the first pipeline 11, the second pipeline 12 and the third pipeline 13, and the second valve core 3 is arranged in the second pipeline 12; the side surface of the first valve core 2 facing the pipe orifice direction of the second pipeline 12 is of a planar structure and is provided with a first boss 24, and the end surface of the second valve core 3 opposite to the first valve core 2 is provided with a first groove 34 which is arranged corresponding to the first boss 24; the second water passing hole 23 is arranged on the top wall of the first boss 24, and the third water passing hole 31 is arranged on the bottom wall of the first groove 34; the depth of the first recess 34 is smaller than the height of the first boss 24; the side wall of the first groove 34 is provided with at least one second groove 35, the second groove 35 extends along the axial direction of the second valve core 3, one end of the second groove 35 extends to the end face of the second valve core 3, which is close to the first valve core 2, the other end of the second groove 35 extends to the side wall of the second channel 32, and at least one second groove 35 is uniformly distributed along the circumferential direction of the first groove 34.
The first water passing hole 21 is communicated with the first pipeline 11 and the first channel 22, the second water passing hole 23 is used as a diversion hole and is communicated with the third water passing hole 31, the first channel 22 and the second channel 32 are communicated, and the fourth water passing hole 33 is communicated with the second channel 32 and the second pipeline 12; the end face of the first valve core 2, the end face of the second valve core 3 and the second groove 35 together form a diversion trench 5, and the third pipeline 13 is communicated with the second channel 32 through the diversion trench 5.
The support 4 is provided with at least two through holes 41, the through holes 41 are communicated with the diversion trench 5 and the third pipeline 13, the support 4 is arranged on the inner side wall of the third pipeline 13, and the first valve core 2 is arranged on the support 4. A support column 25 is arranged between the first valve core 2 and the support piece 4.
The bubbler 6 is arranged at the orifice of the third pipe 13.
The sealing rings 7 are respectively sleeved on the first valve core 2 and the second valve core 3, the outer sides of the sealing rings 7 sleeved on the first valve core 2 are propped against the inner side wall of the first pipeline 11, and the outer sides of the sealing rings 7 sleeved on the second valve core 3 are propped against the inner side wall of the second pipeline 12.
The above example is an optimal implementation scheme, and the stability of water flow switching and the air suction through the diversion trench after the negative pressure is generated have good water flow supporting performance and sealing performance.
In another embodiment shown in fig. 8, the structures of the first valve core 2 and the second valve core 3 are adjusted, the third water passing hole 31 is set as the diversion hole, and the second valve core 3 is embedded in the first valve core 2.
In another embodiment shown in fig. 9, only the first valve core 2 is reserved, the second water passing hole 23 is set as the flow guiding hole, the second water passing hole 23 is directly communicated with the second pipeline 12, and the flow guiding groove 5 is directly arranged on the pipe wall of the second pipeline 12. This solution also enables the functions and effects described above to be achieved.
In another embodiment, as shown in fig. 10, the first valve core and the second valve core are combined into a single valve core, and the diversion hole and the diversion trench are simultaneously arranged on the valve core. This solution also enables the functions and effects described above to be achieved, with the simplest structure. In summary, the invention provides the double-waterway switching valve which has a simple structure and is easy to switch the water outlet route. The water flow of the double-waterway switching valve enters from the first pipeline, if the pipe orifice of the second pipeline is not closed, the water flow flows into the second pipeline from the diversion hole and then flows out, because the area of the diversion hole is smaller than the cross section area of the first pipeline, the water flow speed of the water flow which enters the second pipeline is suddenly increased, the surface pressure of the water flow flowing at a high speed is smaller, so that air can be sucked into the second pipeline from the third pipeline through the diversion groove and fully mixed with the water flow, and the water flow flowing out of the second pipeline is bubble water; if the pipe orifice of the first pipeline keeps water inflow and the water outlet of the second pipeline is closed at the outside of the three-way pipe, water inflow from the first pipeline flows into the third pipeline through the diversion trench, and then flows out from the pipe orifice of the third pipeline, the whole double-waterway switching valve is simple in water outlet route switching, water inflow is not required to be closed when the water outlet route is switched, and the water flow discharged from the second pipeline can generate bubble water without adding an additional bubbler, so that the cost can be reduced.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent changes made by the specification and drawings of the present invention, or direct or indirect application in the relevant art, are included in the scope of the present invention.
Claims (8)
1. The double-waterway switching valve comprises a three-way pipe, wherein the three-way pipe comprises a first pipeline, a second pipeline and a third pipeline, and is characterized in that the first pipeline is communicated with the second pipeline through at least one diversion hole, the area of the diversion hole is smaller than the cross section area of the first pipeline, the third pipeline is communicated with the second pipeline through a diversion groove, and the first pipeline is communicated with the third pipeline through the diversion hole and the diversion groove;
the first pipeline and the third pipeline are coaxially arranged, and the second pipeline and the first pipeline are vertically arranged;
Threads are arranged at the pipe orifice of the first pipeline and the pipe orifice of the second pipeline;
The first pipeline and the second pipeline can be externally connected with other pipelines through threads;
When the pipe orifice of the second pipeline is opened, water flows into the second pipeline from the first pipeline through the diversion hole and flows out, and air is sucked into the second pipeline from the third pipeline through the diversion trench and then is fully mixed with the water flow so as to form bubble water;
when the pipe orifice of the second pipeline is closed, water flows from the first pipeline to the third pipeline through the diversion trench and flows out.
2. The dual waterway switching valve of claim 1, further comprising a first spool and a second spool;
a first channel is arranged in the first valve core, and two ends of the first channel are respectively provided with a first water passing hole and a second water passing hole;
a second channel is arranged in the second valve core, one end of the second channel is provided with the diversion trench and the third water passing hole, and the other end of the second channel is provided with a fourth water passing hole;
the first valve core is arranged at the junction of the first pipeline, the second pipeline and the third pipeline, and the second valve core is arranged in the second pipeline;
The first water passing hole is communicated with a first pipeline and a first channel, the second water passing hole is communicated with a third water passing hole, the first channel and a second channel are communicated with each other, and the fourth water passing hole is communicated with a second channel and a second pipeline;
the diversion trench is communicated with the second channel and the third pipeline, and the second water passing hole or the third water passing hole is the diversion hole.
3. The double waterway switching valve according to claim 2, wherein the first valve core and the second valve core are respectively in columnar structures, the first valve core is coaxially arranged with the first pipeline, and the second valve core is coaxially arranged with the second pipeline;
The side surface of the first valve core, which faces the pipe orifice direction of the second pipeline, is of a planar structure and is provided with a first boss, and the end surface of the second valve core, which is opposite to the first valve core, is provided with a first groove which is arranged corresponding to the first boss;
The second water passing holes are formed in the top wall of the first boss, and the third water passing holes are formed in the bottom wall of the first groove;
The depth of the first groove is smaller than the height of the first boss;
The side wall of the first groove is provided with at least one second groove, the second groove extends along the axial direction of the second valve core, one end of the second groove extends to the end face, close to the first valve core, of the second valve core, and the other end of the second groove extends to the side wall of the second channel.
4. A double waterway switching valve according to claim 3, characterized in that at least one of the second grooves is uniformly distributed along the circumference of the first groove.
5. The double waterway switching valve of claim 2, further comprising a support member, wherein the support member is provided with at least two through holes, the through holes are communicated with the diversion trench and the third pipeline, the support member is arranged on the inner side wall of the third pipeline, and the first valve core is arranged on the support member.
6. The double waterway switching valve of claim 2, further comprising at least two sealing rings respectively sleeved on the first valve core and the second valve core, wherein the outer side of the sealing ring sleeved on the first valve core is propped against the inner side wall of the first pipeline, and the outer side of the sealing ring sleeved on the second valve core is propped against the inner side wall of the second pipeline.
7. The dual waterway switching valve of claim 5, wherein a support post is disposed between the first spool and the support member.
8. The dual waterway switching valve of claim 1, further comprising a bubbler disposed at a spout of the third tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711266456.2A CN107842632B (en) | 2017-12-05 | 2017-12-05 | Double-waterway switching valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711266456.2A CN107842632B (en) | 2017-12-05 | 2017-12-05 | Double-waterway switching valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107842632A CN107842632A (en) | 2018-03-27 |
| CN107842632B true CN107842632B (en) | 2024-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711266456.2A Active CN107842632B (en) | 2017-12-05 | 2017-12-05 | Double-waterway switching valve |
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| CN (1) | CN107842632B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111788364B (en) * | 2018-03-30 | 2021-12-07 | 松下知识产权经营株式会社 | Water tap |
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