CN219470664U

CN219470664U - Bridge drainage structure

Info

Publication number: CN219470664U
Application number: CN202320188681.3U
Authority: CN
Inventors: 黄晓晖
Original assignee: Xingguo County Municipal Public Utilities Service Center
Current assignee: Xingguo County Municipal Public Utilities Service Center
Priority date: 2023-02-10
Filing date: 2023-02-10
Publication date: 2023-08-04
Anticipated expiration: 2033-02-10

Abstract

The utility model relates to a bridge drainage structure, which comprises a mounting box, a water collecting box, a water leakage cover plate and a drainage pipe, wherein the mounting box is fixedly arranged at drainage positions on two sides of a bridge; the lower part spiro union of drain pipe is equipped with a plurality of evenly distributed's wash port on the pipe wall of drain pipe upper portion in the screw in header tank bottom center, and the bottom center of installation case is equipped with downwardly extending and exposes the sedimentation pipe in the bridge below, and in the upper mouth of sedimentation pipe was inserted to the bottom of drain pipe, one side was equipped with down the water pipe interface in the middle part of sedimentation pipe, the spiro union has the end cap in the lower mouth of sedimentation pipe. The beneficial effects are that: through the tertiary interception to filth and silt, deposit the processing, be favorable to the rivers of bridge floor to drain structure in promptly, still avoid filth and silt to block up the pipeline.

Description

Bridge drainage structure

Technical Field

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

Background

The bridge is an important traffic plug in modern society, when in rainy days, in order to avoid a large amount of accumulated water on the bridge and ensure normal running of vehicles, when designing the bridge, besides arranging longitudinal and transverse slope drainage on the bridge deck, a certain amount of drainage structures are arranged on the bridge deck to rapidly drain water on the bridge deck to a PVC pipe network arranged at the bottom of the bridge so as to form a complete drainage system.

The existing drainage structure enables dirt on the bridge deck to be intercepted on the grid at the top, so that water on the bridge deck is difficult to enter the drainage structure through the grid for drainage; and a large amount of sediment enters the PVC pipe network and is easy to block the pipeline.

Disclosure of Invention

The utility model aims to overcome the problems in the prior art and provide a bridge drainage structure.

In order to achieve the technical purpose and the technical effect, the utility model is realized by the following technical scheme:

the bridge drainage structure comprises a cuboid box-shaped mounting box, a cuboid box-shaped water collecting box, a rectangular water leakage cover plate and a drainage pipe with a closed top end, wherein the mounting box is fixedly mounted at drainage positions on two sides of a bridge, the water collecting box is mounted in the mounting box, the water leakage cover plate is arranged at the top end of the water collecting box, and a plurality of strip-shaped water leakage holes with the width larger than 2cm are formed in the water leakage cover; the lower part spiro union of drain pipe is in the screw at header tank bottom center, be equipped with a plurality of evenly distributed's wash port on the pipe wall on drain pipe upper portion, the bottom center of installing box is equipped with downwardly extending and exposes the sedimentation pipe in the bridge below, the bottom of drain pipe inserts in the upper mouth of sedimentation pipe, middle part one side of sedimentation pipe is equipped with the downcomer interface, the spiro union has the end cap in the lower mouth of sedimentation pipe.

The drain hole is inclined obliquely downwards from the center of the drain pipe to the outer side face of the drain pipe, and an acute angle between the center axis of the drain hole and the center axis of the drain pipe is 30 degrees.

The beneficial effects of the utility model are as follows: a strip-shaped water leakage hole with the width larger than 2cm is arranged on the water leakage cover plate, part of large-volume dirt on the bridge deck is intercepted, sediment and small-volume sludge enter the water collecting tank, at the moment, the small-volume dirt and part of sediment are deposited in the water collecting tank, part of sediment enters the sedimentation pipe along with water flow through the water drainage hole, part of sediment is sedimentated again in the sedimentation pipe, and water is discharged from a sewer pipe interface; through the tertiary interception to filth and silt, deposit the processing, be favorable to the rivers of bridge floor to drain structure in promptly, still avoid filth and silt to block up the pipeline.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a schematic diagram of a bridge drainage structure in an assembled state;

FIG. 2 is a split view of a bridge drainage structure according to the present utility model;

FIG. 3 is a schematic view of the assembly of the mounting box, settling tube and plug of the present utility model;

fig. 4 is a schematic view of the structure of the header tank of the present utility model;

FIG. 5 is a schematic view of a drain pipe according to the present utility model;

FIG. 6 is a schematic view of the structure of the water leakage cover plate in the present utility model;

the reference numerals in the figures illustrate: the water-saving type water-saving device comprises a mounting box 1, a water collecting tank 2, a water leakage cover plate 3, a water drain pipe 4, round corners 5, reinforcing ribs 6, a supporting frame 7, a flange 8, water drain holes 9, a sedimentation pipe 10, a water drain pipe connector 11, a plug 12, a cover plate frame 13 and a supporting rod 14.

Detailed Description

The utility model will be described in detail below with reference to the drawings in combination with embodiments.

As shown in fig. 1 to 6, a bridge drainage structure comprises a rectangular box-shaped installation box 1, a rectangular box-shaped water collecting box 2, a rectangular water leakage cover plate 3 and a top-closed drainage pipe 4, wherein the inner side corners of the water collecting box 2 are round corners 5, and the round corners 5 are convenient for cleaning the inside of the water collecting box 2; the top end of the drain pipe 4 is hemispherical, and water and dirt are prevented from accumulating on the top end of the drain pipe 4.

The installation case 1 fixed mounting is in the drainage position of bridge both sides, and the outside of installation case 1 still is equipped with the horizontal strengthening rib 6 of many circles, and strengthening rib 6 firstly increases the lateral wall intensity of installation case 1, and secondly increases the area of contact of installation case 1 and bridge, improves the stability of installation case 1 fixing in the bridge.

The water collecting tank 2 is arranged in the installation tank 1, the water leakage cover plate 3 is arranged at the top end of the water collecting tank 2, a plurality of strip-shaped water leakage holes with the width larger than 2cm are formed in the water leakage cover, specifically, a circle of supporting frame 7 is arranged at the top of the installation tank 1, a circle of flange 8 extending horizontally outwards is arranged at the top end of the water collecting tank 2, the flange 8 and the water leakage cover plate 3 are stacked in the supporting frame 7, the height difference between the top end of the water drainage pipe 4 and the bottom end of the water leakage cover plate 3 is larger than 1cm, and dirt is prevented from being clamped between the water drainage pipe 4 and the water leakage cover plate 3.

The lower part of the drain pipe 4 is in threaded connection with a screw hole in the center of the bottom of the water collecting tank 2, a plurality of drain holes 9 which are uniformly distributed are arranged on the pipe wall of the upper part of the drain pipe 4, the drain holes 9 incline downwards from the center of the drain pipe 4 to the outer side surface of the drain pipe 4, and an acute angle between the central axis of the drain hole 9 and the central axis of the drain pipe 4 is 30 degrees.

The bottom center of the installation box 1 is provided with a sedimentation pipe 10 which extends downwards and is exposed below the bridge, the bottom of the drainage pipe 4 is inserted into the upper opening of the sedimentation pipe 10, and the outer diameter of the bottom of the drainage pipe 4 is smaller than the inner diameter of the upper opening of the sedimentation pipe 10. A sewer pipe joint 11 is arranged on one side of the middle part of the sedimentation pipe 10, the sewer pipe joint 11 is communicated with a PVC pipe network arranged at the bottom of the bridge, and water flows into the PVC pipe network from the sewer pipe joint 11 and is discharged; the lower port of the sedimentation pipe 10 is in threaded connection with a plug 12, sediment in water is deposited in the sedimentation pipe 10 between the plug 12 and the sewer pipe interface 11, and a worker periodically opens the plug 12 to clean.

In this embodiment, the water leakage cover plate 3 includes a cover plate frame 13 shaped like a Chinese character 'hui' and a plurality of parallel support rods 14, wherein the plurality of support rods 14 are fixedly connected in the cover plate frame 13, and strip-shaped water leakage holes are formed by enclosing the support rods 14 with adjacent support rods or the cover plate frame 13. A strip-shaped water leakage hole with the width larger than 2cm is arranged on the water leakage cover plate, part of large-volume dirt on the bridge deck is intercepted, sediment and small-volume sludge enter the water collecting tank, at the moment, the small-volume dirt and part of sediment are deposited in the water collecting tank, part of sediment enters the sedimentation pipe along with water flow through the water drainage hole, part of sediment is sedimentated again in the sedimentation pipe, and water is discharged from a sewer pipe interface; through the tertiary interception to filth and silt, deposit the processing, be favorable to the rivers of bridge floor to drain structure in promptly, still avoid filth and silt to block up the pipeline.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. The utility model provides a bridge drainage structures which characterized in that: the water draining device comprises a cuboid box-shaped mounting box, a cuboid box-shaped water collecting box, a rectangular water leaking cover plate and a drain pipe with a closed top end, wherein the mounting box is fixedly mounted at the drainage positions on two sides of a bridge, the water collecting box is mounted in the mounting box, the water leaking cover plate is arranged at the top end of the water collecting box, and a plurality of strip-shaped water leaking holes with the width larger than 2cm are formed in the water leaking cover; the lower part spiro union of drain pipe is in the screw at header tank bottom center, be equipped with a plurality of evenly distributed's wash port on the pipe wall on drain pipe upper portion, the bottom center of installing box is equipped with downwardly extending and exposes the sedimentation pipe in the bridge below, the bottom of drain pipe inserts in the upper mouth of sedimentation pipe, middle part one side of sedimentation pipe is equipped with the downcomer interface, the spiro union has the end cap in the lower mouth of sedimentation pipe.

2. The bridge drainage structure of claim 1, wherein: the top of the installation box is provided with a circle of supporting frame, the top end of the water collecting box is provided with a circle of flange extending horizontally outwards, and the flange and the water leakage cover plate are stacked in the supporting frame.

3. The bridge drainage structure of claim 1, wherein: the outside of the installation box is also provided with a plurality of circles of horizontal reinforcing ribs.

4. The bridge drainage structure of claim 1, wherein: the inner side corner of the water collecting tank is a round angle.

5. The bridge drainage structure of claim 1, wherein: the drain hole is inclined downwards from the center of the drain pipe to the outer side surface of the drain pipe, and an acute angle between the central axis of the drain hole and the central axis of the drain pipe is 30 degrees.

6. The bridge drainage structure of claim 1, wherein: the top of the drain pipe is hemispherical, and the height difference between the top of the drain pipe and the bottom of the water leakage cover plate is larger than 1cm.

7. The bridge drainage structure of claim 1, wherein: the outer diameter of the bottom of the drain pipe is smaller than the inner diameter of the upper opening of the sedimentation pipe.

8. The bridge drainage structure of claim 1, wherein: the water leakage cover plate comprises a cover plate frame in a shape like a Chinese character 'Hui' and a plurality of support rods which are parallel to each other, and the support rods are fixedly connected in the cover plate frame.