CA2913360A1 - Drain structure - Google Patents
Drain structure Download PDFInfo
- Publication number
- CA2913360A1 CA2913360A1 CA2913360A CA2913360A CA2913360A1 CA 2913360 A1 CA2913360 A1 CA 2913360A1 CA 2913360 A CA2913360 A CA 2913360A CA 2913360 A CA2913360 A CA 2913360A CA 2913360 A1 CA2913360 A1 CA 2913360A1
- Authority
- CA
- Canada
- Prior art keywords
- ring wall
- opening
- horizontal plane
- drain structure
- chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/0407—Floor drains for indoor use
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
- A47K1/00—Wash-stands; Appurtenances therefor
- A47K1/14—Stoppers for wash-basins, baths, sinks, or the like
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
- E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
- E03C1/12—Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
- E03C1/22—Outlet devices mounted in basins, baths, or sinks
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
- E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
- E03C1/12—Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
- E03C1/28—Odour seals
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/0401—Gullies for use in roads or pavements
- E03F5/0405—Gullies for use in roads or pavements with an odour seal
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/041—Accessories therefor
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F2005/0416—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps with an odour seal
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Sink And Installation For Waste Water (AREA)
- Sewage (AREA)
Abstract
A drain structure used for mounting in a pipe includes a ring wall, a bottom plate and a chamber, wherein at least one overflow hole mounted on the ring wall communicates with an inner ring wall and an outer ring wall. The overflow hole comprises a first opening and a second opening, wherein the first opening comprises a top edge, and the second opening comprises a bottom edge. A first horizontal plane passes through the top edge of the first opening, and a second horizontal plane passes through the bottom edge of the second opening, wherein the first horizontal plane is not higher than the second horizontal plane to form a first water tank between the second horizontal plane and the bottom plate.
Liquid accumulated in the first water tank is able to prevent insects and gases outdoors from entering indoors via the pipe.
Liquid accumulated in the first water tank is able to prevent insects and gases outdoors from entering indoors via the pipe.
Description
DRAIN STRUCTURE
FIELD OF THE INVENTION
The present invention relates to a drain structure, and in particular relates to a drain structure for preventing insects or gases from entering indoors.
BACKGROUND OF THE INVENTION
Conventional pipe is used to guide water flow, for instance, water in a bathroom is able to be guided to flow to the outdoors or to a sewage tank by the pipe when the pipe is installed in a bathroom. However, since the pipe connects the bathroom with the outdoors (or with a sewage tank), insects or gases from the outdoors or from the sewage tank can enter indoors or into a bathroom via the pipe.
Therefore, insecticide may be sprayed indoors or in a bathroom for preventing insects from entering indoors or into the bathroom. Or a plug may be used to plug up the pipe opening, but it is generally inconvenient to do so.
SUMMARY
The primary object of the present invention is to provide a drain structure installed in a pipe for preventing insects or gases from outdoors or from a sewage tank from entering indoors or into a bathroom via the pipe.
A drain structure of the present invention includes a ring wall, a bottom plate coupled with the ring wall and a chamber located above the bottom plate, the ring wall surrounds the chamber and comprises an inner ring wall and an outer ring wall, the chamber comprises an opening used for liquid flow into the chamber, wherein at least one overflow hole mounted on the ring wall communicates with the inner ring wall and the outer ring wall, a liquid flow passage is formed by the opening, =
the chamber and the overflow hole. The overflow hole comprises a first opening located on the inner ring wall and a second opening located on the outer ring wall, the first opening communicates with the chamber and comprises a top edge, and the second opening comprises a bottom edge. A first horizontal plane passes through the top edge of the first opening, and a second horizontal plane passes through the bottom edge of the second opening, wherein the first horizontal plane is not higher than the second horizontal plane to form a first water tank between the second horizontal plane and the bottom plate.
Liquid accumulated in the first water tank prevents insects or gases from outdoors or from a sewage tank from entering indoors via the pipe.
DESCRIPTION OF THE DRAWINGS
Fig. 1 is a perspective partial section view illustrating a drain structure in accordance with a first embodiment of the present invention.
Fig. 2 is a section view illustrating the drain structure in accordance with the first embodiment of the present invention.
Fig. 3 is a section view illustrating the drain structure in accordance with the first embodiment of the present invention.
Fig. 4 is a schematic view illustrating the drain structure in accordance with the first embodiment of the present invention.
Fig. 5 is a schematic view illustrating the drain structure in accordance with the first embodiment of the present invention.
Fig. 6 is a schematic view illustrating the drain structure in accordance with the first embodiment of the present invention.
Fig. 7 is a perspective partial section view illustrating a drain structure in
FIELD OF THE INVENTION
The present invention relates to a drain structure, and in particular relates to a drain structure for preventing insects or gases from entering indoors.
BACKGROUND OF THE INVENTION
Conventional pipe is used to guide water flow, for instance, water in a bathroom is able to be guided to flow to the outdoors or to a sewage tank by the pipe when the pipe is installed in a bathroom. However, since the pipe connects the bathroom with the outdoors (or with a sewage tank), insects or gases from the outdoors or from the sewage tank can enter indoors or into a bathroom via the pipe.
Therefore, insecticide may be sprayed indoors or in a bathroom for preventing insects from entering indoors or into the bathroom. Or a plug may be used to plug up the pipe opening, but it is generally inconvenient to do so.
SUMMARY
The primary object of the present invention is to provide a drain structure installed in a pipe for preventing insects or gases from outdoors or from a sewage tank from entering indoors or into a bathroom via the pipe.
A drain structure of the present invention includes a ring wall, a bottom plate coupled with the ring wall and a chamber located above the bottom plate, the ring wall surrounds the chamber and comprises an inner ring wall and an outer ring wall, the chamber comprises an opening used for liquid flow into the chamber, wherein at least one overflow hole mounted on the ring wall communicates with the inner ring wall and the outer ring wall, a liquid flow passage is formed by the opening, =
the chamber and the overflow hole. The overflow hole comprises a first opening located on the inner ring wall and a second opening located on the outer ring wall, the first opening communicates with the chamber and comprises a top edge, and the second opening comprises a bottom edge. A first horizontal plane passes through the top edge of the first opening, and a second horizontal plane passes through the bottom edge of the second opening, wherein the first horizontal plane is not higher than the second horizontal plane to form a first water tank between the second horizontal plane and the bottom plate.
Liquid accumulated in the first water tank prevents insects or gases from outdoors or from a sewage tank from entering indoors via the pipe.
DESCRIPTION OF THE DRAWINGS
Fig. 1 is a perspective partial section view illustrating a drain structure in accordance with a first embodiment of the present invention.
Fig. 2 is a section view illustrating the drain structure in accordance with the first embodiment of the present invention.
Fig. 3 is a section view illustrating the drain structure in accordance with the first embodiment of the present invention.
Fig. 4 is a schematic view illustrating the drain structure in accordance with the first embodiment of the present invention.
Fig. 5 is a schematic view illustrating the drain structure in accordance with the first embodiment of the present invention.
Fig. 6 is a schematic view illustrating the drain structure in accordance with the first embodiment of the present invention.
Fig. 7 is a perspective partial section view illustrating a drain structure in
2 accordance with a second embodiment of the present invention.
Fig. 8 is a section view illustrating the drain structure in accordance with the second embodiment of the present invention.
DETAILED DESCRIPTION OF THE INVENTION
With reference to Figs. 1, 2 and 3, a drain structure 100 in accordance with a first embodiment of the present invention includes a ring wall 110, a bottom plate 120 and a chamber 130, wherein the ring wall 110 is coupled with the bottom plate 120 and surrounds the chamber 130, and the chamber 130 is located above the bottom plate 120. Preferably, the ring wall 110 is formed as one piece with the bottom plate 120. In this embodiment, the ring wall 110 is a conical ring wall.
With reference to Figs. 1, 2 and 3, the ring wall 110 of the drain structure comprises an inner ring wall 111 and an outer ring wall 112, and the chamber comprises an opening 131 for liquid flow into the chamber 130. At least one overflow hole 113 is mounted on the ring wall 110 and communicates with the inner ring wall 111 and the outer ring wall 112, wherein a liquid flow passage A is formed by the opening 131, the chamber 130 and the overflow hole 113. The overflow hole 113 comprises a first opening 114 located on the inner ring wall and a second opening 115 located on the outer ring wall 112, wherein the first opening 114 communicates with the chamber 130 and comprises a top edge 114a, and the second opening 115 comprises a bottom edge 115a.
With reference to Figs. 1 and 3, a first horizontal plane X1 passes through the top edge 114a of the first opening 114, and a second horizontal plane X2 passes through the bottom edge 115a of the second opening 115, wherein the first horizontal plane X1 is not higher than the second horizontal plane X2 to form a
Fig. 8 is a section view illustrating the drain structure in accordance with the second embodiment of the present invention.
DETAILED DESCRIPTION OF THE INVENTION
With reference to Figs. 1, 2 and 3, a drain structure 100 in accordance with a first embodiment of the present invention includes a ring wall 110, a bottom plate 120 and a chamber 130, wherein the ring wall 110 is coupled with the bottom plate 120 and surrounds the chamber 130, and the chamber 130 is located above the bottom plate 120. Preferably, the ring wall 110 is formed as one piece with the bottom plate 120. In this embodiment, the ring wall 110 is a conical ring wall.
With reference to Figs. 1, 2 and 3, the ring wall 110 of the drain structure comprises an inner ring wall 111 and an outer ring wall 112, and the chamber comprises an opening 131 for liquid flow into the chamber 130. At least one overflow hole 113 is mounted on the ring wall 110 and communicates with the inner ring wall 111 and the outer ring wall 112, wherein a liquid flow passage A is formed by the opening 131, the chamber 130 and the overflow hole 113. The overflow hole 113 comprises a first opening 114 located on the inner ring wall and a second opening 115 located on the outer ring wall 112, wherein the first opening 114 communicates with the chamber 130 and comprises a top edge 114a, and the second opening 115 comprises a bottom edge 115a.
With reference to Figs. 1 and 3, a first horizontal plane X1 passes through the top edge 114a of the first opening 114, and a second horizontal plane X2 passes through the bottom edge 115a of the second opening 115, wherein the first horizontal plane X1 is not higher than the second horizontal plane X2 to form a
3 first water tank B between the second horizontal plane X2 and the bottom plate 120.
In this embodiment, the first horizontal plane X1 is lower than the second horizontal plane X2, and the top edge 114a of the first opening 114 is located in the first water tank B.
With reference to Figs. 1, 2 and 3, the overflow hole 113 is a non-curved hole in this embodiment, and the overflow hole 113 is a substantially straight through hole. An included angle E is defined between a vertical line Y passing through the first horizontal plane X1 and a center line Z passing through the overflow hole 113, wherein the included angle E is an acute angle.
With reference to Figs. 1, 2 and 3, preferably, the drain structure 100 further includes a supporting ring 150 coupled with the outer ring wall 112 of the ring wall 110. In this embodiment, the supporting ring 150 is formed as one piece with the ring wall 110.
With reference to Figs. 2 and 4, a pipe 200 is mounted within a floor 300, wherein one end of the pipe 200 is located on the floor (such as a bathroom floor or a kitchen floor). Illustrated by the example of the bathroom, a supporting member 400 is usually mounted on one end of the pipe 200 and covered with a cover 500, wherein the cover 500 comprises a plurality of penetrating holes 510 communicating with the pipe 200. After opening the cover 500, the drain structure 100 is mounted on the supporting member 400, and the chamber 130 communicates with the pipe 200 by the overflow hole 113.
With reference to Figs. 2, 4 and 5, liquid in the bathroom is able to flow toward the chamber 130 via the penetrating holes 510 when covering the cover 500, and able to flow toward the pipe 200 via the liquid flow passage A formed by the
In this embodiment, the first horizontal plane X1 is lower than the second horizontal plane X2, and the top edge 114a of the first opening 114 is located in the first water tank B.
With reference to Figs. 1, 2 and 3, the overflow hole 113 is a non-curved hole in this embodiment, and the overflow hole 113 is a substantially straight through hole. An included angle E is defined between a vertical line Y passing through the first horizontal plane X1 and a center line Z passing through the overflow hole 113, wherein the included angle E is an acute angle.
With reference to Figs. 1, 2 and 3, preferably, the drain structure 100 further includes a supporting ring 150 coupled with the outer ring wall 112 of the ring wall 110. In this embodiment, the supporting ring 150 is formed as one piece with the ring wall 110.
With reference to Figs. 2 and 4, a pipe 200 is mounted within a floor 300, wherein one end of the pipe 200 is located on the floor (such as a bathroom floor or a kitchen floor). Illustrated by the example of the bathroom, a supporting member 400 is usually mounted on one end of the pipe 200 and covered with a cover 500, wherein the cover 500 comprises a plurality of penetrating holes 510 communicating with the pipe 200. After opening the cover 500, the drain structure 100 is mounted on the supporting member 400, and the chamber 130 communicates with the pipe 200 by the overflow hole 113.
With reference to Figs. 2, 4 and 5, liquid in the bathroom is able to flow toward the chamber 130 via the penetrating holes 510 when covering the cover 500, and able to flow toward the pipe 200 via the liquid flow passage A formed by the
4 chamber 130 and the overflow hole 113. In another situation, the drain structure 100 is able to mount on the pipe 200 directly when the pipe 200 is without the supporting member 400 and the cover 500.
With reference to Figs. 3 and 5, the liquid will accumulate in the first water tank B between the second horizontal plane X2 and the bottom plate 120 when the liquid stops flowing. In this embodiment, the top edge 114a of the first opening 114 lodged in the liquid accumulated in the first water tank B seals the overflow hole 113 by the liquid in the first water tank B, thus the liquid in the first water tank B is able to prevent insects and gases from outdoors or from a sewage tank from entering indoors via the pipe 200.
With reference to Figs. 2 and 6, the drain structure 100 is also able to be mounted in a bleed hole 610 of a bathtub 600 (or water tank). The bleed hole communicates with a tube 700, and the drain structure 100 is mounted in the bleed hole 610. The opening 131 of the chamber 130 is covered with a sealing lid 800 for preventing the loss of water through the liquid flow passage A of the drain structure 100 when the bathtub 600 is filled with water.
A second embodiment of the present invention is illustrated in Figs. 7 and 8.
The primary difference between the first and second embodiments is that the drain structure 100 further includes an external ring wall 140 coupled with the ring wall 110 in the second embodiment. A second water tank C is formed between the external ring wall 140 and the ring wall 110. The external ring wall 140 comprises an exposing terminal 141. An overflow opening D is formed between the exposing terminal 141 and the ring wall 110. In this embodiment, the ring wall 110 is formed as one piece with the external ring wall 140.
With reference to Figs. 3 and 5, the liquid will accumulate in the first water tank B between the second horizontal plane X2 and the bottom plate 120 when the liquid stops flowing. In this embodiment, the top edge 114a of the first opening 114 lodged in the liquid accumulated in the first water tank B seals the overflow hole 113 by the liquid in the first water tank B, thus the liquid in the first water tank B is able to prevent insects and gases from outdoors or from a sewage tank from entering indoors via the pipe 200.
With reference to Figs. 2 and 6, the drain structure 100 is also able to be mounted in a bleed hole 610 of a bathtub 600 (or water tank). The bleed hole communicates with a tube 700, and the drain structure 100 is mounted in the bleed hole 610. The opening 131 of the chamber 130 is covered with a sealing lid 800 for preventing the loss of water through the liquid flow passage A of the drain structure 100 when the bathtub 600 is filled with water.
A second embodiment of the present invention is illustrated in Figs. 7 and 8.
The primary difference between the first and second embodiments is that the drain structure 100 further includes an external ring wall 140 coupled with the ring wall 110 in the second embodiment. A second water tank C is formed between the external ring wall 140 and the ring wall 110. The external ring wall 140 comprises an exposing terminal 141. An overflow opening D is formed between the exposing terminal 141 and the ring wall 110. In this embodiment, the ring wall 110 is formed as one piece with the external ring wall 140.
5 With reference to Figs. 7 and 8, a third horizontal plane X3 passing through the exposing terminal 141 is not lower than the second horizontal plane X2. In this embodiment, the second horizontal plane X2 is lower than the third horizontal plane X3. The liquid will accumulate in the first water tank B between the second horizontal plane X2 and the bottom plate 120, and accumulate in the second water tank C between the external ring wall 140 and the ring wall 110 when the liquid stops flowing. Owing to the third horizontal plane X3 not being lower than the second horizontal plane X2, the overflow hole 113 is able to be sealed by the liquid in the first water tank B and the second water tank C to prevent insects and gases from outdoors or from a sewage tank from entering indoors via the pipe 200.
While this invention has been particularly illustrated and described in detail with respect to the preferred embodiments thereof, it will be clearly understood by those skilled in the art that it is not limited to the specific features shown and described, and that various modifications in form and details may be made.
While this invention has been particularly illustrated and described in detail with respect to the preferred embodiments thereof, it will be clearly understood by those skilled in the art that it is not limited to the specific features shown and described, and that various modifications in form and details may be made.
6
Claims (8)
1. A drain structure including a ring wall, a bottom plate coupled with the ring wall and a chamber located above the bottom plate, the ring wall surrounds the chamber and comprises an inner ring wall and an outer ring wall, the chamber comprises an opening for liquid flow into the chamber, wherein at least one overflow hole mounted on the ring wall communicates with the inner ring wall and the outer ring wall, a liquid flow passage is formed by the opening, the chamber and the overflow hole, wherein the overflow hole comprises a first opening located on the inner ring wall and a second opening located on the outer ring wall, the first opening communicates with the chamber and comprises a top edge, the second opening comprises a bottom edge, wherein a first horizontal plane passes through the top edge of the first opening, and a second horizontal plane passes through the bottom edge of the second opening, and the first horizontal plane is not higher than the second horizontal plane to form a first water tank between the second horizontal plane and the bottom plate.
2. The drain structure in accordance with claim 1, further including an external ring wall coupled with the ring wall, wherein a second water tank is formed between the external ring wall and the ring wall, the external ring wall comprising an exposing terminal, and an overflow opening is formed between the exposing terminal and the ring wall, wherein a third horizontal plane passing through the exposing terminal is not lower than the second horizontal plane.
3. The drain structure in accordance with claim 1 or 2, wherein the top edge of the first opening is located in the first water tank.
4. The drain structure in accordance with any one of claims 1-3, wherein the ring wall is a conical ring wall.
5. The drain structure in accordance with any one of claims 1-4, wherein an included angle is defined between a vertical line passing through the first horizontal plane and a center line passing through the overflow hole, and the included angle is an acute angle.
6. The drain structure in accordance with any one of claims 1-5, further including a supporting ring, wherein the supporting ring is coupled with the outer ring wall of the ring wall.
7. The drain structure in accordance with claim 1, wherein the ring wall is formed as one piece with the bottom plate.
8. The drain structure in accordance with claim 2, wherein the ring wall is formed as one piece with the external ring wall.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW104214492U TWM514486U (en) | 2015-09-07 | 2015-09-07 | Structure of drainage head |
| TW104214492 | 2015-09-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2913360A1 true CA2913360A1 (en) | 2017-03-07 |
Family
ID=54784215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2913360A Abandoned CA2913360A1 (en) | 2015-09-07 | 2015-11-23 | Drain structure |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20170067244A1 (en) |
| EP (1) | EP3138967A1 (en) |
| JP (1) | JP3201438U (en) |
| CN (1) | CN205012575U (en) |
| CA (1) | CA2913360A1 (en) |
| TW (1) | TWM514486U (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105888039A (en) * | 2016-04-14 | 2016-08-24 | 广西柳州中嘉知识产权服务有限公司 | Blocking and overflow preventing type floor drain |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1922160A1 (en) * | 1969-04-30 | 1970-11-05 | Wifa Verken Ab | Floor drain with water stop |
| DE3536616A1 (en) * | 1985-10-15 | 1987-04-16 | Blum Albert | Odour seal for gulleys |
| CN2337205Y (en) * | 1998-10-27 | 1999-09-08 | 范道桐 | Odour seal |
| ITRM20010224U1 (en) * | 2001-12-10 | 2003-06-10 | Ghisafon S N C Di Adami Giovan | COCKPIT STRUCTURE FOR TOMBINI AND SIMILAR, OPERATING IN A SIPHON. |
-
2015
- 2015-09-07 TW TW104214492U patent/TWM514486U/en not_active IP Right Cessation
- 2015-09-24 CN CN201520747009.9U patent/CN205012575U/en not_active Expired - Fee Related
- 2015-09-25 JP JP2015004865U patent/JP3201438U/en not_active Expired - Fee Related
- 2015-10-01 US US14/872,227 patent/US20170067244A1/en not_active Abandoned
- 2015-10-20 EP EP15190618.7A patent/EP3138967A1/en not_active Withdrawn
- 2015-11-23 CA CA2913360A patent/CA2913360A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| CN205012575U (en) | 2016-02-03 |
| TWM514486U (en) | 2015-12-21 |
| JP3201438U (en) | 2015-12-10 |
| US20170067244A1 (en) | 2017-03-09 |
| EP3138967A1 (en) | 2017-03-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |
Effective date: 20180525 |
|
| FZDE | Discontinued |
Effective date: 20180525 |