CN211036690U

CN211036690U - Bridge drainage structure capable of draining water quickly

Info

Publication number: CN211036690U
Application number: CN201921779341.8U
Authority: CN
Inventors: 赵营
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-07-17
Anticipated expiration: 2029-10-22

Abstract

The utility model discloses a bridge drainage structure for rapid drainage, which comprises a bridge body and a bridge pier, wherein the bridge body comprises sidewalks and middle lanes arranged on both sides of the bridge body, a guardrail is arranged on one side of the sidewalk, drainage structures are arranged on two sides of the lane, the drainage structures are provided with at least one drainage hole, the lower end of the drainage structure is provided with a filter screen, a connecting pipe is arranged below the drainage structure, a water collecting tank is connected below the connecting pipe, the middle of the bottom of the water collecting tank is connected with the water dropping liner by screw thread, the lower part of the water dropping liner is connected with the water discharging pipe, the utility model can effectively remove the silt accumulated in the water discharging pipe, the water collecting tank is convenient to clean, the water is collected in the water collecting tank by utilizing the siphon principle and then is discharged in a centralized way, therefore, the larger water flow impact force is generated, so that the silt is not easy to attach to the inner wall of the drainage pipeline, the drainage speed is improved, and the drainage pipeline is not easy to block.

Description

Bridge drainage structure capable of draining water quickly

Technical Field

The utility model relates to a building technical field specifically is a bridge drainage structures of quick drainage.

Background

With the development of urbanization, urban traffic pressure is getting larger and larger, and bridge construction becomes an important traffic building for solving traffic problems. The bridge mainly comprises the pontic and supports the base, it alleviates the effective means of traffic pressure with realizing that the traffic reposition of redundant personnel is alleviated to stride across the barrier, current bridge drainage generally adopts and sets up drainage structures at the bridge floor and makes the bridge floor ponding flow into ground by the eminence from the wash port or at bridge floor design drainage tank make ponding collect the outflow, because there is a large amount of silt dust in the bridge floor, impurity such as silt can enter drainage pipe along with the rivers during drainage, silt is attached to the drainage pipe inner wall, get off to cause the jam of drainage pipe for a long time, current set up the method that water wheels cleared up silt in drainage pipe, rely on rivers to drive the rotation of water wheels blade and scrape the silt of getting off the inner wall, when rainfall is less, the flow of rivers can't promote water wheels and rotate, in.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bridge drainage structure of quick drainage to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: including the pontic and pier, the pontic is including locating pavement and the middle lane of its both sides, pavement one side is equipped with the guardrail, the lane both sides are equipped with drainage structures, drainage structures opens and has quantity to be no less than 6 wash ports, the drainage structures lower extreme is equipped with the filter screen, the drainage structures below is equipped with the connecting pipe, the connecting pipe below is connected with the header tank, threaded connection has the courage that falls in the middle of the header tank bottom, the courage below that falls is connected with the drain pipe, the courage that falls includes the courage body, lower courage body and U-shaped pipe, it is connected with the outlet pipe to go up courage body below, U-shaped pipe one end links to each other with the outlet pipe lateral wall and extends in the admission pipe, the U-shaped pipe other end is connected with last courage body upper end, it has the water inlet hole to go up courage body.

Preferably, the size of the drainage structure is the same as that of the filter screen, the bridge body is provided with a groove matched with the drainage structure, the drainage structure and the filter screen are connected in the groove, and the caliber of the connecting pipe is smaller than that of the drainage structure.

Preferably, the water collecting tank is funnel-shaped, and the caliber of the opening at the bottom end of the water collecting tank is equal to the caliber of the water outlet pipe of the water falling liner.

Preferably, the drainage pipe extends out of the bridge body and extends towards the ground along the inner side wall of the bridge pier.

Preferably, the aperture of the water inlet hole is smaller than the inner diameter of the U-shaped pipe, and the rubber pad is positioned between the upper liner body and the lower liner body.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of bridge drainage structure of quick drainage effectively gets rid of and piles up silt in the drainage pipe, utilizes the siphon principle to collect water and concentrates the discharge behind the header tank, produces great rivers impact force from this and makes silt be difficult for adhering to at the drainage pipe inner wall, when the header tank drainage, produces the negative pressure in the water tank for during outside ponding flows in drainage structure, improved the difficult emergence of drainage pipe simultaneously of drainage speed and blockked up.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic view of the utility model at a;

fig. 3 is a schematic structural view of the water dropping bladder of the present invention.

In the figure: 1 guardrail, 2 pontic, 21 sidewalk, 22 driveways, 3 piers, 4 drainage structures, 41 drainage holes, 5 filter screens, 6 drainage pipes, 7 connecting pipes, 8 water collecting tanks, 9 water falling liners, 91U-shaped pipes, 92 upper liner bodies, 93 water inlet holes, 94 lower liner bodies, 95 rubber pads and 96 water outlet pipes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Please refer to fig. 1-3, the present invention provides a technical solution: including pontic 2 and pier 3, its characterized in that: the bridge body 2 comprises a sidewalk 21 and a middle lane 22 which are arranged on two sides of the bridge body, a guardrail 1 is arranged on one side of the sidewalk 21, drainage structures 4 are arranged on two sides of the lane 22, the drainage structures 4 are provided with drainage holes 41 with the number not less than 6, a filter screen 5 is arranged at the lower end of each drainage structure 4, a connecting pipe 7 is arranged below each drainage structure 4, the drainage structures 4 and the filter screens 5 are the same in size, the bridge body 2 is provided with a groove matched with the drainage structures 4, the drainage structures 4 and the filter screens 5 are clamped in the groove, the caliber of each connecting pipe 7 is smaller than that of each drainage structure 4, the drainage structures 4 are flush with the upper end face of the lane 22, vehicles can conveniently pass through the drainage holes 41 in the drainage structures 4, water flows in through the filter screens 5 to filter out large-sized impurities, a water collecting tank 8 is connected below the connecting pipes 7, the lower part of the water falling liner 9 is connected with a drain pipe 6, the drain pipe 6 extends out of the bridge body 2 and extends to the ground along the inner side wall of the pier to be connected with an underground drainage system, the water collecting tank 8 is funnel-shaped, the caliber of the water outlet pipe opening of the water falling liner 9 at the bottom end of the water collecting tank 8 is equal, the water flow filtered by the first layer enters the water collecting tank 8, impurities such as silt and the like are gathered to the bottom of the water collecting tank under the action of self gravity and cannot be attached to the inner wall of the water collecting tank 8, the water falling liner 9 comprises an upper liner body 92, a lower liner body 94 and a U-shaped pipe 91, the lower part of the upper liner body 92 is connected with a water outlet pipe 96, one end of the U-shaped pipe 91 is connected with the side wall of the water outlet pipe 96 and extends into the pipe, the other end of the U-shaped pipe 91 is connected with the upper end, the bottom end of the upper liner body 92 is provided with a rubber pad 95, water enters the U-shaped pipe through the water inlet hole 93, the water cannot flow out of the water outlet pipe 96 under the action of the rubber pad 95, when the water level in the water collecting tank 8 gradually rises to exceed the highest point of the U-shaped pipe, a siphoning effect is generated, the negative pressure rubber pad 95 is formed in the upper liner body 92 and is sucked up, the water in the water collecting tank 8 flows out of the water outlet pipe 96 and is discharged through the water discharging pipe 6, and the negative pressure disappearing rubber pad in the upper liner body 92 returns to the.

The working principle is as follows: the accumulated water on the bridge body 2 flows in through the drain hole 41 of the drainage structure 4, the impurities with larger volume in the water flow are filtered by the filter screen 5, the impurities are blocked outside the drainage structure 4 and can be manually cleaned, the water flow enters the water collecting tank 8, due to the action of the water falling liner 9, the water flow is collected in the water collecting tank 8, when the water level rises to the highest point of the U-shaped pipe 91, the siphon action is generated, the water flow is intensively discharged out of the water outlet pipe 96, because the collected water flow has larger impact force, the silt is not easy to be attached to the inner wall of the water discharge pipe 6 and is directly discharged along with the water flow, when the water level in the water collecting tank is lower than the water inlet hole 93, the siphon is stopped, no water is drained, when the water level rises to the highest point of the U-shaped pipe 91 again, the circulating drainage is started, the silt which is not drained out of the water collecting tank 8 is deposited at the bottom of the water collecting tank, the drainage structure 4 can be opened, and the water falling liner 9 is taken down to clean the silt at the bottom of the water collecting tank 8.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bridge drainage structures of quick drainage, includes pontic (2) and pier (3), its characterized in that: the bridge body (2) comprises sidewalks (21) and middle lanes (22) which are arranged on two sides of the bridge body, a guardrail (1) is arranged on one side of each sidewalk (21), drainage structures (4) are arranged on two sides of each lane (22), the drainage structures (4) are provided with drainage holes (41) with the number not less than 6, a filter screen (5) is arranged at the lower end of each drainage structure (4), a connecting pipe (7) is arranged below each drainage structure (4), a water collecting tank (8) is connected below each connecting pipe (7), a water falling liner (9) is in threaded connection with the middle of the bottom of each water collecting tank (8), a drainage pipe (6) is connected below each water falling liner (9), each water falling liner (9) comprises an upper liner body (92), a lower liner body (94) and a U-shaped pipe (91), a water outlet pipe (96) is connected below each upper liner body (92), one end of each U-shaped pipe (91) is connected with the side, the other end of the U-shaped pipe (91) is connected with the upper end of the upper liner body (92), a water inlet hole (93) is formed in one side, away from the U-shaped pipe (91), of the upper liner body (92), and a rubber pad (95) is arranged at the bottom end of the upper liner body (92).

2. The rapid drainage bridge girder drainage structure according to claim 1, wherein: drainage structures (4) and filter screen (5) size are the same, open bridge body (2) has the recess with drainage structures (4) looks adaptation, and drainage structures (4) and filter screen (5) joint are in the recess, connecting pipe (7) bore is less than the bore of drainage structures (4).

3. The rapid drainage bridge girder drainage structure according to claim 1, wherein: the water collecting tank (8) is funnel-shaped, and the caliber of the opening at the bottom end of the water collecting tank (8) is equal to the caliber of the water outlet pipe of the water falling liner (9).

4. The rapid drainage bridge girder drainage structure according to claim 1, wherein: the drainage pipe (6) extends out of the bridge body (2) and extends towards the ground along the inner side wall of the pier (3).

5. The rapid drainage bridge girder drainage structure according to claim 1, wherein: the aperture of the water inlet hole (93) is smaller than the inner diameter of the U-shaped pipe (91), and the rubber pad (95) is positioned between the upper liner body (92) and the lower liner body (94).