CN219411552U

CN219411552U - Building drainage structure

Info

Publication number: CN219411552U
Application number: CN202320130542.5U
Authority: CN
Inventors: 朱勇勇; 朱莉莉; 李伟刚; 贺明华
Original assignee: Zhejiang Huazhong Construction Engineering Co ltd
Current assignee: Zhejiang Huazhong Construction Engineering Co ltd
Priority date: 2023-01-18
Filing date: 2023-01-18
Publication date: 2023-07-25
Anticipated expiration: 2033-01-18

Abstract

The utility model discloses a building drainage structure, which comprises a collecting channel arranged on a roof and a sewer pipe fixed on the outer side of a wall body, wherein a pipeline assembly is arranged at the bottom of the collecting channel, the pipeline assembly comprises a drain pipe, a filtering structure and a bent pipe, the drain pipe is communicated with the collecting channel, one end of the bent pipe is connected with the drain pipe, the other end of the bent pipe is connected with the sewer pipe, the filtering structure comprises a filtering net pocket, the filtering net pocket is positioned in the drain pipe, an overflow port is arranged on the side surface of the drain pipe, and the overflow port is higher than the filtering net pocket and lower than the collecting channel. According to the utility model, by arranging the filter screen bag and the overflow port, sundries can be filtered, the pipeline is prevented from being blocked, and rainwater can be discharged from the overflow port when the filter screen bag is blocked, so that roof water accumulation is prevented.

Description

Building drainage structure

Technical Field

The utility model relates to the technical field of building drainage, in particular to a building drainage structure.

Background

In the building process of a house building, drainage of a roof is particularly important, a large platform is often arranged on the roof when the house building is performed at present, the outer edge of the platform is selected out of the outer side of a house wall, a collecting channel is arranged on the inner side of the outer edge of the platform when drainage is designed, the collecting channel is connected with a sewer pipeline on the outer side of the wall, and when rainwater falls on the roof, the rainwater is collected into the collecting channel and is discharged through the sewer pipeline, so that the rainwater is prevented from accumulating on the roof;

however, when the collecting channel is connected with the sewer pipe, a section of bending area is difficult to avoid, when rainwater flows through the bending area, sundries are easy to accumulate, the inside of the pipeline is blocked, and because the blocking part is inside the pipeline, the pipeline is difficult to clean, the traditional mode is that the sundries enter the pipeline by arranging a filtering structure at the pipeline opening, the sundries enter the pipeline, although the mode can solve the problem of the inside blocking of the pipeline, the sundries can be accumulated at the pipeline opening, the pipeline opening is extremely easy to block, and because people cannot always check the pipeline opening on the roof, even if the pipeline opening is blocked, the phenomenon that the roof is difficult to be detected is caused, so that the risk of roof leakage is greatly increased, and improvement is urgently needed.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, and provides a building drainage structure which can not only filter sundries and prevent pipelines from being blocked, but also drain rainwater from the overflow port when the filter screen bag is blocked, thereby preventing roof water accumulation.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a building drainage structure, includes the water collecting channel of seting up at the roof and fixes the downcomer in the wall body outside, pipeline assembly is installed to water collecting channel bottom, pipeline assembly includes drain pipe, filtration and return bend, drain pipe and water collecting channel intercommunication, return bend one end and drain pipe connection and other end and downcomer connection, filtration includes the filter screen pocket, the filter screen pocket is located inside the drain pipe, the drain pipe side is equipped with the gap, the gap position is higher than the filter screen pocket and is less than the water collecting channel.

The filter structure comprises a connecting rod, the lower end of the connecting rod is connected with the filter screen pocket, the upper end of the connecting rod is higher than the drain pipe, the upper end of the connecting rod is provided with a cover plate, the lower part of the cover plate is provided with a plurality of vertical ribs arranged at intervals, and the vertical ribs are abutted to the upper part of the drain pipe.

The upper part of the drain pipe is provided with an annular supporting surface which is embedded into the bottom of the collecting channel, the upper surface of the annular supporting surface is flush with the bottom surface of the collecting channel, and the lower part of the vertical rib is abutted to the upper part of the supporting surface.

The inside support piece that is equipped with of drain pipe, support piece and connecting rod fixed connection, support piece includes the ring piece, ring piece outer wall butt drain pipe inner wall, ring piece lower part is equipped with the guide plate, the guide plate is located the gap inboard for shelter from the gap.

The guide plate is of an arc-shaped structure and is arranged in a downward inclined mode towards the center of the annular piece.

The annular piece is in threaded connection with the inner wall of the drain pipe.

The support piece comprises a fixing sleeve, the fixing sleeve is fixed on the outer side of the connecting rod, and the fixing sleeve is connected with the annular piece through a plurality of connecting ribs arranged at intervals.

The overflow port is connected with an overflow pipe, and the opening at the other end of the overflow pipe is downwards arranged.

The drain pipe is connected with the bent pipe through the anchor ear.

The cover plate surface is equipped with the through-hole, cover plate upper portion is equipped with the handle.

The beneficial effects of the utility model are as follows:

1. through setting up the apron, can effectually prevent that debris from directly falling into inside the drain pipe, through setting up perpendicular muscle, can carry out preliminary filtration to the rainwater, prevent that debris such as great stone, branch, leaf from getting into the drain pipe and causing the jam of filter screen pocket, improved the life of filter screen pocket greatly, reduce the clean frequency of filter screen pocket;

2. through setting up gap and overflow pipe, when the filter screen pocket is blockked up, the rainwater water level in the drain pipe can rise, and the rainwater of piling up in the drain pipe can be discharged from the gap to can prevent that the rainwater from filling up, lead to roof ponding, and the rainwater can directly fall to ground through the overflow pipe after discharging from the gap, thereby can be observed by ground personnel, make ground personnel realize that the filter screen pocket has been blockked up, thereby can be timely clean the filter screen pocket, the effectual circumstances of avoiding roof ponding;

3. through setting up support piece, can play spacing effect to filtration for filtration and drain pipe connection are more reliable, through setting up the guide plate, can play the water conservancy diversion effect to the rainwater, effectually prevent that the rainwater from following the gap drip along the inner wall of drain pipe, thereby cause ground personnel's misjudgement.

Drawings

FIG. 1 is a cross-sectional view of the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is an exploded view of the piping assembly;

fig. 4 is a schematic structural view of the filtering structure.

In the figure: manifold 1, pipe assembly 2, drain pipe 3, supporting surface 31, gap 32, filtration 4, filter screen pocket 41, connecting rod 42, apron 43, erects muscle 44, through-hole 45, handle 46, support 5, annular piece 51, guide plate 52, fixed cover 53, connecting muscle 54, return bend 6, overflow pipe 7, staple bolt 8, downcomer 9.

Detailed Description

The utility model is further described with reference to the drawings and detailed description which follow:

in the description of the present specification, the azimuth or positional relationship indicated by the terms "upper", "lower", "left", "right", etc., are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or unit referred to must have a specific direction, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

As shown in fig. 1 to 4, a building drainage structure, including seting up the manifold 1 on roof and fixing the downcomer 9 in the wall body outside, the pipeline subassembly 2 is installed to manifold 1 bottom, pipeline subassembly 2 includes drain pipe 3, filtration 4 and return bend 6, drain pipe 3 and manifold 1 intercommunication, the roof lower part is run through to drain pipe 3 lower part, drain pipe 3 upper portion is equipped with annular supporting surface 31, annular supporting surface 31 embedding manifold 1 bottom, annular supporting surface 31 upper surface flushes with manifold 1 bottom surface, can play the supporting role to drain pipe 3 through setting up annular supporting surface 3 for drain pipe 3 can be better fixed with manifold 1.

One end of the bent pipe 6 is connected with the drain pipe 3, the other end of the bent pipe is connected with the sewer pipe 9, and in rainy days, rainwater flowing into the collecting channel 1 from the roof flows through the drain pipe 3, the bent pipe 6 and the sewer pipe 9 in sequence and is discharged.

The drain pipe 3 is connected with the elbow pipe 6 through the anchor ear 8, and the reliability of the connection of the elbow pipe 6 and the drain pipe 3 can be improved through arranging the anchor ear 8.

The filter structure 4 includes the filter screen pocket 41, the filter screen pocket 41 is located inside the drain pipe 3, specifically, the filter screen pocket 41 includes connecting rod 42, connecting rod 42 lower extreme is connected and the upper end is higher than drain pipe 3 with the filter screen pocket 41, and filter screen pocket 41 can intercept debris in the rainwater, prevents debris from blockking up return bend 6 or downcomer 9, through setting up connecting rod 42, can take out filter screen pocket 41 from drain pipe 3 in, reaches the effect of clearance filter screen pocket 41.

The upper end of the connecting rod 42 is provided with a cover plate 43, the lower part of the cover plate 43 is provided with a plurality of vertical ribs 44 which are arranged at intervals, the vertical ribs 44 are abutted against the upper part of the drain pipe 3, namely, the lower part of the vertical ribs 44 is abutted against the upper part of the supporting surface 31, rainwater in the collecting channel 1 can flow into the drain pipe 3 after flowing through gaps between the two vertical ribs 44, and the opening of the drain pipe 3 is upward, so that impurities can be effectively prevented from directly falling into the drain pipe 3 by arranging the cover plate 43, preliminary filtration can be carried out on the rainwater by arranging the vertical ribs 44, and the impurities such as stone blocks, branches, leaves and the like with larger volume are prevented from entering the drain pipe 3 to cause the blockage of the filter net 41, so that the service life of the filter net 41 is greatly prolonged, and the cleaning frequency of the filter net 41 is reduced.

According to the utility model, the vertical ribs 44 are circumferentially distributed and cannot block small-sized impurities, the tops of the vertical ribs 44 are higher than the bottom of the collecting channel 1, and rainwater can flow into the drain pipe 3 from the periphery, so that the vertical ribs 44 which can only block large-sized impurities cannot be blocked, and the situation that rainwater cannot flow into the drain pipe 3 cannot occur.

Preferably, the surface of the cover plate 43 is provided with a through hole 45, and when rainwater falls on the upper part of the cover plate 43, the rainwater can flow into the elbow pipe 6 through the through hole 45.

Preferably, a handle 46 is provided on the upper portion of the cover plate 43, and the filter bag 41 is conveniently taken out by providing the handle 46.

The drain pipe 3 side is equipped with gap 32, gap 32 position is higher than filter screen pocket 41 and is less than collecting channel 1, gap 32 department is connected with overflow pipe 7, the overflow pipe 7 other end surpasses roof lower surface and opening and sets up downwards, through setting up gap 32 and overflow pipe 7, when filter screen pocket 41 blocks up, the inside rainwater water level of drain pipe 3 can rise, the accumulational rainwater can follow gap 32 discharge in the drain pipe 3 to can prevent that the rainwater from filling out, lead to roof ponding, and the rainwater can directly fall to ground through overflow pipe 7 after discharging from gap 32, thereby can be observed by ground personnel, make ground personnel realize that filter screen pocket 41 has been blockked up, thereby can be timely clean filter screen pocket 41, the effectual circumstances of having avoided roof ponding.

Further, the inside support piece 5 that is equipped with of drain pipe 3, support piece 5 and connecting rod 42 fixed connection, specifically, support piece 5 position is higher than filter screen pocket 41, support piece 5 includes annular piece 51, annular piece 51 outer wall butt drain pipe 3 inner wall, annular piece 51 lower part is equipped with guide plate 52, guide plate 52 is located the gap 32 inboard for shelter from gap 32, support piece 5 includes fixed cover 53, fixed cover 53 is fixed in the connecting rod 42 outside, fixed cover 53 is connected with annular piece 51 through the connecting rib 54 that a plurality of intervals set up, and the rainwater can flow into filter screen pocket 41 from the clearance of two connecting ribs 54, guide plate 52 is the arc structure, guide plate 52 is towards annular piece 51 center department downward sloping setting, through setting up support piece 5, can play the limiting displacement to filter structure 4 for filter structure 4 is connected more reliably with drain pipe 3, through setting up guide plate 52, can play the water conservancy diversion effect to the effectual rainwater that has prevented along the inner wall of drain pipe 3 from falling from gap 32 to cause personnel of ground erroneous judgement.

Preferably, the annular member 51 is in threaded connection with the inner wall of the drain pipe 3, so that when the filter string bag 41 needs to be taken out, the filter string bag 41 can be taken out only by rotating the filter structure 4, thereby not only improving the connection reliability of the drain pipe 3 and the filter assembly 4, but also facilitating the cleaning of the filter string bag 41.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a building drainage structure, includes and offers manifold (1) and downcomer (9) of fixing in the wall body outside at the roof, its characterized in that: the utility model discloses a water collecting channel, including collecting channel (1), pipe assembly (2) are installed to collecting channel (1) bottom, pipe assembly (2) are including drain pipe (3), filtration (4) and return bend (6), drain pipe (3) and collecting channel (1) intercommunication, return bend (6) one end is connected with drain pipe (3) and the other end is connected with downcomer (9), filtration (4) are including filter screen pocket (41), filter screen pocket (41) are located inside drain pipe (3), drain pipe (3) side is equipped with gap (32), gap (32) position are higher than filter screen pocket (41) and are less than collecting channel (1).

2. A building drainage structure as claimed in claim 1, wherein: the filter structure (4) comprises a connecting rod (42), the lower end of the connecting rod (42) is connected with a filter net bag (41) and the upper end of the connecting rod is higher than a drain pipe (3), a cover plate (43) is arranged at the upper end of the connecting rod (42), a plurality of vertical ribs (44) arranged at intervals are arranged at the lower part of the cover plate (43), and the vertical ribs (44) are abutted to the upper part of the drain pipe (3).

3. A building drainage structure as claimed in claim 2, wherein: the upper portion of drain pipe (3) is equipped with annular supporting surface (31), annular supporting surface (31) embedding collecting channel (1) bottom, annular supporting surface (31) upper surface flushes with collecting channel (1) bottom surface, perpendicular muscle (44) lower part butt supporting surface (31) upper portion.

4. A building drainage structure as claimed in claim 2, wherein: the inside support piece (5) that is equipped with of drain pipe (3), support piece (5) and connecting rod (42) fixed connection, support piece (5) are including ring piece (51), ring piece (51) outer wall butt drain pipe (3) inner wall, ring piece (51) lower part is equipped with guide plate (52), guide plate (52) are located overflow mouth (32) inboard for shelter from overflow mouth (32).

5. A building drainage structure as defined in claim 4 wherein: the guide plate (52) is of an arc-shaped structure, and the guide plate (52) is arranged in a downward inclined mode towards the center of the annular piece (51).

6. A building drainage structure as defined in claim 4 wherein: the annular piece (51) is in threaded connection with the inner wall of the drain pipe (3).

7. A building drainage structure as defined in claim 4 wherein: the support piece (5) comprises a fixing sleeve (53), the fixing sleeve (53) is fixed on the outer side of the connecting rod (42), and the fixing sleeve (53) is connected with the annular piece (51) through a plurality of connecting ribs (54) which are arranged at intervals.

8. A building drainage structure as claimed in claim 1, wherein: the overflow port (32) is connected with an overflow pipe (7), and the opening at the other end of the overflow pipe (7) is downwards arranged.

9. A building drainage structure as claimed in claim 1, wherein: the drain pipe (3) is connected with the bent pipe (6) through the anchor ear (8).

10. A building drainage structure as claimed in claim 2, wherein: the surface of the cover plate (43) is provided with a through hole (45), and the upper part of the cover plate (43) is provided with a handle (46).