CN212104356U - Gathering device for building water supply and drainage and water supply and drainage system - Google Patents
Gathering device for building water supply and drainage and water supply and drainage system Download PDFInfo
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- CN212104356U CN212104356U CN202020539349.3U CN202020539349U CN212104356U CN 212104356 U CN212104356 U CN 212104356U CN 202020539349 U CN202020539349 U CN 202020539349U CN 212104356 U CN212104356 U CN 212104356U
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Abstract
The utility model relates to a building drainage field especially relates to a building plumbing is with converging collector and water supply and drainage system. The collector comprises a base body and a cover body which are fixedly connected with each other, peculiar smell in a pipeline can be effectively prevented from being dispersed into a room, and flame retardance between floors can be effectively realized, so that personal safety and property safety of residents are guaranteed.
Description
Technical Field
The utility model relates to a building drainage field especially relates to a building plumbing is with converging collector and water supply and drainage system.
Background
The traditional different-layer drainage pipe fitting of the toilet penetrates through the floor of the toilet to the downstairs, the height of the downstairs is influenced, drainage noise exists, the different-layer drainage pipe fitting needs to be consulted with downstairs residents during maintenance, disputes are easily caused, and therefore more and more projects adopt same-layer drainage; however, the common same-layer drainage pipe needs to be embedded in the installation template and then backfilled with building slurry, and the construction mode is difficult and can reduce the floor height of 300-400 mm.
Therefore, the drainage field of the existing buildings gradually develops towards the drainage pipe fittings on the same floor without reducing the floor height. However, the existing same-floor drainage system has the following problems: 1. the water seal at the vertical water collecting pipe of the drainage collector is less, so that the peculiar smell in the vertical water collecting pipe can spread into a kitchen or a toilet; 2. most of the materials of the drainage collector are made of plastics, and if fire occurs on the lower layer, flame or hot air can quickly enter a room through the pipeline, so that the life and property safety of residents on the upper layer is harmed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome prior art not enough, and provide a building is manifold and water supply and drainage system for water supply and drainage.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a kind of building water supply and drainage uses the manifold, including base block and body of the cover fixedly connected each other, the said base block includes the vertical pipe of drainage, catchment the vertical pipe of the water and communicates the horizontal trough, the vertical pipe of said drainage is well versed in from top to bottom, the bottom of the vertical pipe of said catchment is closed in order to form the water storage cavity, the low point along the upper edge of this water storage cavity is higher than the low point communicating the horizontal trough, the vertical pipe of said drainage and catchment the vertical pipe and communicate each other through communicating the horizontal trough; the cover body comprises a drainage bellmouth, a water inlet bellmouth and a connecting transverse wall, wherein the drainage bellmouth and the water inlet bellmouth are both vertically communicated, and the drainage bellmouth and the water inlet bellmouth are connected into a whole through the connecting transverse wall; the drainage bellmouth on the cover body is fixed on the drainage vertical pipe, the water inlet bellmouth is fixed on the water collecting vertical pipe, the connecting transverse wall is fixed above the communicating transverse groove to form a drainage channel between the connecting transverse wall and the water storage cavity, a water inlet of the drainage channel is formed between the connecting transverse wall and the upper edge of the water storage cavity, and a water outlet of the drainage channel is formed between the drainage vertical pipe and the drainage bellmouth.
The technical scheme can be further improved by the following technical measures.
Furthermore, a communication port communicated with the communication transverse groove is formed in the drainage vertical pipe, the upper part of the communication port is opened, a water retaining vertical wall extending downwards to the communication port is arranged on the drainage socket, and the water retaining vertical wall and the communication port jointly form a water outlet of the drainage channel.
Furthermore, the inner wall of the drainage vertical pipe is provided with a limit step, and the lower edge of the water retaining vertical wall is abutted against the limit step.
And the water storage cavity is further provided with a water storage vertical wall extending upwards from the bottom of the water collecting vertical pipe, and a water inlet of a drainage channel is formed between the upper edge of the water storage vertical wall and the inner wall connected with the transverse wall.
Furthermore, the cover body is provided with an annular mounting inner wall extending downwards, the base body is provided with an annular mounting outer wall extending upwards, and the mounting inner wall is inserted into a mounting cavity formed by surrounding the mounting outer wall from the upper part.
Further the inboard of installation outer wall is provided with the U-shaped seal groove, the lower edge embedding of installation inner wall is in the seal groove.
Furthermore, the upper edge of the inner wall of the sealing groove is flush with the upper edge of the water storage vertical wall, and the low point of the water inlet of the drainage channel is higher than the high point of the water outlet of the drainage channel.
Further, the lower end part of the water retaining vertical wall is provided with a stop part extending inwards along the vertical direction of the water retaining vertical wall, and the preset drainage pipe fitting is abutted against the stop part to limit the installation position of the preset drainage pipe fitting in the drainage vertical pipe.
Further, the cover body and the base body are fixedly connected with each other in an adhesion or welding mode.
Furthermore, an embedded reinforcing plate extending along the transverse direction is arranged on the outer wall of the base body, and an embedded groove is formed in at least one of two sides of the embedded reinforcing plate located at the drainage vertical pipe.
And furthermore, at least one fireproof groove is arranged on the vertical drainage pipe, and an intumescent flame retardant is filled in the fireproof groove to foam and expand to block the vertical drainage pipe when the vertical drainage pipe is subjected to high temperature.
The utility model discloses still relate to a building plumbing system, it includes drain pipe spare, the pipe fitting of intaking and pre-buried concentrator in the floor board, the concentrator is aforementioned concentrator, drain pipe spare connects the drainage riser of concentrator, the pipe fitting of intaking is connected the riser of catchmenting.
Owing to adopted above technical scheme, the utility model discloses following beneficial effect has:
the distance between the low point of the upper edge of the water storage cavity of the drainage converging device and the low point of the communicating transverse groove of the drainage converging device is more than 50mm, so that the height of water-sealed liquid can be effectively ensured, and the pollution of indoor space caused by the peculiar smell of a sewer is prevented, and the safety and the sanitation of residents are influenced; furthermore, the utility model discloses a drainage concentrator is equipped with the refractory slab bottom retaining chamber, is equipped with the fire-resistant groove that is used for filling intumescent flame retardant in the drainage riser outside, can effectually prevent further stretching of conflagration, has ensured resident family's personal safety and property safety.
The invention has other features and advantages which will be apparent from or are set forth in detail in the accompanying drawings and the following detailed description, which are incorporated herein, and which together serve to explain certain principles of the invention.
Drawings
In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the drawings of the embodiments will be briefly described below, and it is obvious that the drawings in the following description only relate to some embodiments of the present invention, and are not intended to limit the present invention.
FIG. 1 is an assembled view of the overall structure of the first embodiment;
FIG. 2 is an exploded view of the overall structure of the first embodiment;
FIG. 3 is an assembled view of the base and the cover according to the first embodiment;
FIG. 4 is a schematic diagram of a cover structure according to the first embodiment;
FIG. 5 is a sectional view of the cover structure according to the first embodiment;
FIG. 6 is a schematic view of the structure of the substrate according to the first embodiment;
FIG. 7 is a cross-sectional view of the base structure of the first embodiment;
FIG. 8 is a schematic view showing the structure of a refractory plate according to the first embodiment;
fig. 9 is a schematic structural view of the sealing cover according to the first embodiment.
Reference numerals:
1. a cover body; 11. a water inlet socket; 12. connecting the transverse walls; 13. a drain socket; 131. a water retaining vertical wall; 1311. a stop part; mounting the inner wall; 2, a substrate; 21. a water catchment vertical pipe; 22. the transverse groove is communicated; 23. a vertical drainage pipe; 231. a limiting step; 232. a communication port; 24. installing an outer wall; 25. a sealing groove; 26. a water storage cavity; 261. a water storage vertical wall; 27. pre-burying a groove; 28; embedding a reinforcing plate; 29. a fire-proof slot; 3. a refractory plate; 31. a first mounting portion; 4. a sealing cover; 41. a second mounting portion; A. a water inlet; B. a drainage channel; C. a water outlet; D. and (7) installing a cavity.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description and claims does not denote any order, quantity, or importance, but rather the terms are used to distinguish one component riser portion from another. Also, the use of the terms "a," "an," or "the" and similar referents do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprise" or "comprises", and the like, means that the element or item listed before "comprises" or "comprising" covers the element or item listed after "comprising" or "comprises" and its equivalents, and does not exclude other elements or items. "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are used only to indicate relative positional relationships that may change when the absolute position of an object being described changes, and are merely for convenience in describing the invention and to simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the connection can be direct connection or indirect connection through an intermediate medium, and the connection can be the communication of the stand pipes in the two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. Features in the embodiments described below may be combined with each other without conflict.
The first embodiment is as follows:
as shown in fig. 1 to 9, a collector for water supply and drainage of a building and a water supply and drainage system are provided, the water inlet pipe is installed at the water inlet end of the collector, the water drainage pipe is connected at the upper and lower sides of the water drainage end of the collector, and the collector comprises a base body 2 and a cover body 1 which are fixedly connected with each other, are pre-installed on a building template when the ground is laid, and are fixed between building slurry, so that the height of a floor slab does not need to be reduced when the collector of the utility model is installed.
As shown in fig. 6 and 7, the base body 2 comprises a vertical drainage pipe 23, a vertical water collecting pipe 21 and a horizontal communication groove 22, the bottom of the base body is provided with a water storage cavity 26 which is closed and provided for water sealing, and it is noted that a water inlet pipe used for connecting the collector extends into the water storage cavity 26 so as to have proper water sealing height between the bottom end of the water inlet pipe and the top end of the liquid level of the water storage cavity 26; the vertical drainage pipe 23 is vertically communicated to connect drainage pipes of an upper floor and a lower floor and finally discharges waste water to a municipal drainage pipeline, the horizontal communication groove 22 is used for connecting the vertical water collecting pipe 21 and the vertical drainage pipe 23, and it should be noted that in the embodiment, the low point of the upper edge of the water storage cavity 26 of the vertical drainage pipe 23 is at least 50mm higher than the low point of the horizontal communication groove 22, so that waste water in the vertical drainage pipe 23 can be effectively prevented from flowing back to the inside of the water storage groove.
As shown in fig. 4 and 5, the cover body 1 comprises a drainage socket 13, a water inlet socket 11 and a connecting transverse wall 12, wherein the drainage socket 13 is vertically penetrated to receive an upper drainage pipe fitting and make the waste water in the upper drainage pipe fitting enter a drainage vertical pipe 23; the water inlet socket 11 is used for receiving a water inlet pipe fitting, and the lower end part of the water inlet pipe fitting extends into the water storage cavity 26; the water inlet bellmouth 11 and the water discharge bellmouth 13 are connected into a whole through the connecting transverse wall 12, the integrally connected cover body 1 can effectively prevent peculiar smell from dispersing into the room from a gap of the cover body 1, and can also effectively prevent liquid in the water storage cavity 26 from splashing to the outside of the collector when the liquid flows into the water discharge vertical pipe 23 from the communicating transverse groove 22.
As shown in fig. 1 and 3, the drainage socket 13 on the cover body 1 is fixed on the drainage vertical pipe 23, and the water inlet socket 11 is fixed on the catchment vertical pipe 21, i.e. the drainage socket 13 and the drainage vertical pipe 23, and the water inlet socket 11 and the catchment vertical pipe 21 are communicated up and down and are arranged in a one-to-one correspondence manner; and the connecting transverse wall 12 is fixed above the communicating transverse groove 22 to form a drainage channel B between the connecting transverse wall and the communicating transverse groove, a water inlet A of the drainage channel B is formed between the connecting transverse wall 12 and the upper edge of the water storage cavity 26, and a water outlet C of the drainage channel B is formed between the drainage vertical pipe 23 and the drainage socket 13.
As shown in fig. 3 and 7, a communication opening 232 communicated with the communication transverse groove 22 is formed in the interior of the vertical drain pipe 23, and the upper portion of the communication opening 232 is opened so that the waste water in the upper drain pipe member flows into the interior of the vertical drain pipe 23; meanwhile, the water-retaining vertical wall 131 extending downwards to the communication port 232 is arranged on the drainage socket 13, and the water-retaining vertical wall 131 can effectively prevent the liquid in the drainage pipe fitting from entering the drainage channel B on the side surface and reversely pouring into the water storage cavity 26; and the water retaining vertical wall 131 and the communication port 232 together form a water outlet C of the drainage channel B, that is, the water outlet C can receive waste water from the upper drainage pipe fitting and can also receive waste water from the drainage channel B.
In addition, as shown in fig. 7, the inner wall of the drainage stand pipe 23 is provided with a limit step 231, and the lower edge of the water blocking stand wall 131 abuts against the limit step 231 to define the height of the water gap C; the lower end of the water retaining vertical wall 131 has a stop portion 1311 extending inward along a direction perpendicular to the water retaining vertical wall, the pre-drainage pipe member abuts against the stop portion 1311 to define an installation position of the pre-drainage pipe member in the drainage vertical pipe 23, and it should be noted that the abutment of the pre-drainage pipe member means that the lower end surface of the drainage pipe member contacts with the upper end surface of the stop portion 1311, and when the wastewater of the upper drainage pipe member flows into the drainage vertical pipe 23, the wastewater of the upper drainage pipe member flows into the drainage pipe member of the lower drainage pipe member through the communication port 232.
As shown in fig. 3 and 7, the water storage cavity 26 has a water storage standing wall 261 extending upward from the bottom of the water collecting stand pipe 21, and a water inlet a of the drainage channel B is formed between the upper edge of the water storage standing wall 261 and the inner wall connected with the transverse wall 12, and when liquid in the water storage cavity 26 overflows from the water storage cavity 26, the liquid flows into the interior of the drainage channel B through the water inlet a.
As shown in fig. 3 and 7, the base body 2 has an installation outer wall 24 formed to extend upward, and the installation outer wall 24 is disposed to surround the outermost side of the base body 2, so that an installation cavity D for installing the lid body 1 is formed inside the installation outer wall 24. The cover body 1 is provided with an annular mounting inner wall 14 formed by extending downwards, and the mounting inner wall 14 is arranged at the outermost side of the cover body 1 in an annular manner; the inner side of the mounting outer wall 24 is provided with a U-shaped sealing groove 25 which starts from the side of the water collecting vertical pipe 21 and extends to the end of the drainage vertical pipe 23 communicated with the transverse groove 22; it should be noted that the outer side wall of the sealing groove 25 is higher than the inner side wall, and the upper edge of the inner side wall is flush with the upper wall of the water storage vertical wall 261, which can effectively make the U-shaped sealing groove 25 contain a certain amount of water sealing liquid to a certain extent, so as to prevent the odor in the drainage pipe fitting from entering into the room; the lower edge of the installation inner wall 14 is installed in the U-shaped sealing groove 25 from top to bottom, and two side surfaces of the installation inner wall 14 are attached to the inner walls of two sides of the U-shaped sealing groove 25, so that peculiar smell is further prevented from being emitted into a room.
In addition, in this embodiment, the base body 2 and the cover body 1 are fixed by bonding with glue, and are embedded in the building slurry after being connected with the drainage pipe and the water inlet pipe. It should be added that the bonding by glue is only an embodiment of the present invention, and those skilled in the art can also fixedly connect the two by using ultrasonic welding or other fixing connection methods.
As shown in fig. 7, an embedded reinforcing plate 28 extending in the transverse direction is arranged on the outer wall of the base body 2, the embedded reinforcing plate 28 and the base body 2 are integrally processed, embedded grooves 27 are arranged in two sides of the embedded reinforcing plate 28 at the position of the vertical drainage pipe 23, that is, an outwardly extending convex edge is further arranged on the outer wall of the upper end of the vertical drainage pipe 23, and an embedded groove 27 is formed between the lower end of the convex edge and the embedded reinforcing plate 28, so that the fixing strength of the water collector below the ground and the building slurry can be further enhanced, and the water collector is not easy to loosen between the drainage pipe and the water inlet pipe.
As shown in fig. 3 and 7, the bottom of the vertical drainage pipe 23 is further provided with a fire-proof groove 29, the fire-proof groove 29 has a downward opening, and an intumescent flame retardant is pre-arranged in the fire-proof groove 29 so that when the fire-proof groove is subjected to high temperature, the intumescent flame expands to burst the pipeline of the vertical drainage pipe 23 and block the pipeline of the vertical drainage pipe 23, so that the effects of heat insulation, oxygen insulation, smoke suppression, drip prevention and the like are achieved, the flame of the lower layer cannot reach the upper layer, the temperature is effectively insulated, and the safety is further improved. It should be noted that the fire-proof groove 29 in this embodiment is a 360-degree annular fire-proof groove 29 that is arranged around the drainage vertical pipe 23 in a circle, and in practice, because the expansion coefficient of the intumescent flame retardant is relatively large, there is no need to arrange the intumescent flame retardant in a circle, 3 sections of 90-degree intumescent flame retardants with a central interval angle of 30 degrees may be selected, 2 sections of 120-degree intumescent flame retardants with a central interval angle of 60 degrees may be used, that is, a technician may make a more appropriate selection according to the actual expansion coefficient and the pipe diameter of the drainage vertical pipe 23.
As shown in fig. 3 and 7, the fire-proof slot 29 is an annular groove arranged around the periphery of the drainage vertical pipe 23, the pipe wall of the drainage vertical pipe 23 forms the inner wall of the fire-proof slot 29, and the outer wall of the fire-proof slot 29 is integrally formed on the outer side of the pipe wall of the drainage vertical pipe 23. It should be noted that, in this embodiment, the opening of the annular groove faces downward, and a sealing cover 4 is provided at the filling port of the annular groove to prevent the filled intumescent flame retardant from leaking out of the bottom end. In other embodiments, the opening of the annular groove may be arranged upward, and a sealing cover 4 may be arranged on the opening portion to prevent building glue from pouring into the fireproof groove 29 when the ground is poured.
In addition, the side surface of the sealing cover 4 extends outwards to form a second mounting part 41, and the second mounting part 41 is provided with a mounting hole for a nail to pass through, so that the sealing cover 4 can be fixedly mounted on the building template.
As shown in fig. 1, 2, 8 and 9, the bottom of the water collecting vertical pipe 21 is provided with a fire-resistant plate 3 to prevent the reservoir cavity 26 from being damaged by high temperature, and the fire-resistant plate 3 is fixedly connected with the bottom of the reservoir cavity 26. The lateral surface of the intake chamber in this implementation is the face of cylinder, and is provided with the external screw thread on this face of cylinder, the bottom of intake chamber is provided with refractory plate 3, and this refractory plate 3 covers and sets up in the bottom of intake chamber and its outside annular upwards extends and is equipped with the installation edge, and the medial surface on this installation edge and the lateral surface shape looks adaptation of intake chamber, and the medial surface on this installation edge have with the internal thread of the external screw thread looks adaptation on the intake chamber in order to connect soon whole refractory plate 3 to install the bottom at the intake chamber. It should be noted that the refractory plate 3 may also be embedded in the bottom of the water inlet chamber to achieve the above functions.
The refractory plate 3 of the present embodiment is made of a thermosetting resin impregnated paper high-pressure laminate, is fire-resistant and flame-retardant, and has excellent heat insulating properties, which are six times as high as glass, three times as high as clay, and ten times as high as ordinary concrete, and can effectively prevent the high temperature of the lower layer from being transmitted to the wall of the water inlet chamber through the refractory plate 3 while not burning itself.
As shown in fig. 8, the fire-resistant plate 3 is further provided with a first mounting portion 31 extending outward, an inner end of the first mounting portion 31 is integrally connected with the fire-resistant plate 3, and an outer end of the first mounting portion 31 is provided with a mounting hole for a nail to pass through, so as to fix the same-layer drainage pipe on the building formwork.
It should be noted that the same-layer drainage pipe fitting of the embodiment is connected with the water inlet pipe and the drainage pipe and then fixed on the building template so as to enable the building slurry to cover the same-layer drainage pipe fitting on the building laying ground, the fixing mode in the embodiment is fixing by nails, and technicians can also bond by strong glue in other embodiments.
It should be noted that, the utility model discloses a collector material UPVC pipe, its base member 2 and lid 1 splice the equipment formation after accomplishing through moulding plastics respectively. In other embodiments, the technician can also freely select other metal pipes or non-metal pipes with better pressure resistance, strong corrosion resistance and long service life.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (12)
1. A collector for water supply and drainage of buildings comprises a base body and a cover body which are fixedly connected with each other,
the base body comprises a vertical drainage pipe, a vertical catchment pipe and a communicating transverse groove, the vertical drainage pipe is communicated up and down, the bottom of the vertical catchment pipe is closed to form a water storage cavity, the lower point of the upper edge of the water storage cavity is higher than the lower point of the communicating transverse groove, and the vertical drainage pipe is communicated with the vertical catchment pipe through the communicating transverse groove;
the cover body comprises a drainage bellmouth, a water inlet bellmouth and a connecting transverse wall, wherein the drainage bellmouth and the water inlet bellmouth are both vertically communicated, and the drainage bellmouth and the water inlet bellmouth are connected into a whole through the connecting transverse wall;
the drainage bellmouth on the cover body is fixed on the drainage vertical pipe, the water inlet bellmouth is fixed on the water collecting vertical pipe, the connecting transverse wall is fixed above the communicating transverse groove to form a drainage channel between the connecting transverse wall and the water storage cavity, a water inlet of the drainage channel is formed between the connecting transverse wall and the upper edge of the water storage cavity, and a water outlet of the drainage channel is formed between the drainage vertical pipe and the drainage bellmouth.
2. A collector for water supply and drainage of building according to claim 1 wherein said vertical drainage pipe is formed with a communication opening communicating with said horizontal communication groove, said communication opening being open at the upper portion thereof, said vertical drainage socket being provided with a vertical water-retaining wall extending downward to said communication opening, said vertical water-retaining wall and said communication opening together forming a water outlet of said drainage passage.
3. A collector for water supply and drainage of buildings according to claim 2, wherein the inner wall of the drainage vertical pipe is provided with a limit step, and the lower edge of the water retaining vertical wall abuts against the limit step.
4. A water supply and drainage collector for buildings as claimed in claim 1, 2 or 3 wherein the water storage chamber has a vertical water storage wall extending upwardly from the bottom of the vertical water collecting pipe, the upper edge of the vertical water storage wall and the inner wall of the connecting transverse wall forming the water inlet of the drainage channel.
5. A collector for water supply and drainage in building according to claim 4, wherein said cover has a downwardly extending annular mounting inner wall, said base has an upwardly extending annular mounting outer wall, and said mounting inner wall is inserted into a mounting cavity defined by said mounting outer wall from above.
6. A collector for water supply and drainage of buildings according to claim 5, wherein the inner side of the mounting outer wall is provided with a U-shaped sealing groove, and the lower edge of the mounting inner wall is embedded in the sealing groove.
7. A collector for water supply and drainage of building according to claim 6, wherein the upper edge of the inner wall of said sealing groove is flush with the upper edge of the water storage vertical wall, and the lower point of the water inlet of said drainage channel is higher than the higher point of the water outlet thereof.
8. A collector for water supply and drainage of building as claimed in claim 2, wherein the lower end of the water retaining standing wall has a stopper extending inward in a direction perpendicular thereto, and the pre-drainage pipe member abuts against the stopper to define its installation position in the drainage stand pipe.
9. A collector for water supply and drainage in buildings according to claim 1, wherein the cover and the base are fixedly connected to each other by bonding or welding.
10. A collector for water supply and drainage of buildings according to claim 1, wherein the outer wall of the base body is provided with pre-embedded reinforcing plates extending along the transverse direction, and at least one of two sides of the pre-embedded reinforcing plates at the position of the drainage vertical pipe is provided with pre-embedded grooves.
11. A collector for water supply and drainage in buildings according to claim 1 or 10, characterized in that the drainage riser is provided with at least one fire-proof groove filled with intumescent fire retardant to foam and expand to block the drainage riser when receiving high temperature.
12. A building water supply and drainage system comprising a drainage pipe, a water inlet pipe and a collector embedded in a floor slab, wherein the collector is the collector of any one of claims 1-11, the drainage pipe is connected with a drainage riser of the collector, and the water inlet pipe is connected with a collection riser of the collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020539349.3U CN212104356U (en) | 2020-04-13 | 2020-04-13 | Gathering device for building water supply and drainage and water supply and drainage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020539349.3U CN212104356U (en) | 2020-04-13 | 2020-04-13 | Gathering device for building water supply and drainage and water supply and drainage system |
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| CN212104356U true CN212104356U (en) | 2020-12-08 |
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| CN202020539349.3U Active CN212104356U (en) | 2020-04-13 | 2020-04-13 | Gathering device for building water supply and drainage and water supply and drainage system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962728A (en) * | 2021-02-07 | 2021-06-15 | 康泰塑胶科技集团有限公司 | Horizontal toilet micro-drop plate same-floor drainage system |
| CN112962750A (en) * | 2021-02-05 | 2021-06-15 | 康泰塑胶科技集团有限公司 | Local sinking construction method for floor slab |
-
2020
- 2020-04-13 CN CN202020539349.3U patent/CN212104356U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962750A (en) * | 2021-02-05 | 2021-06-15 | 康泰塑胶科技集团有限公司 | Local sinking construction method for floor slab |
| CN112962728A (en) * | 2021-02-07 | 2021-06-15 | 康泰塑胶科技集团有限公司 | Horizontal toilet micro-drop plate same-floor drainage system |
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Effective date of registration: 20220628 Address after: 201100 1st floor, building 1, 1755 Hongmei South Road, Minhang District, Shanghai Patentee after: Shanghai Hongdian Sanitary Ware Technology Co.,Ltd. Address before: No.7 xinjiawan, xintianbao village, Danma Town, Huzhu Tu Autonomous County, Haidong City, Qinghai Province 810500 Patentee before: Sun Yinkui |