Drainage system for highway bridge
By designing a drainage system for highway bridges, including water slips, drainage ditches and drainage mechanisms, the problem of poor drainage of bridges has been solved, effective drainage, prevent blockage and timely monitoring of blockage situations, ensuring safety of bridge traffic.
Patent Information
- Application Number
- CN202420535741.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-20
- Publication Date
- 2025-03-18
- Estimated Expiration
- 2034-03-20
AI Technical Summary
Poor drainage of bridges causes wheels to slip, reduce bridge traffic capacity, and may cause water damage and affect driving safety.
A drainage system for highway bridges is designed, including bridge decks, water slopes, drainage ditches, drainage ditch grates and drainage mechanisms. The drainage mechanism includes drainage holes, drain pipes, No. 1 filter mesh assembly and backup drainage passages. No. 1 pressure sensor is connected to the mobile device signal to monitor the blockage of the sewer pipe.
Effectively flow water on the road into the drainage ditches to ensure that there is no water accumulation on the road; drainage mechanisms discharge rainwater to the ground or municipal drainage pipeline network; filter screen components of No. 1 prevent the sewer pipes from being blocked; backup drainage channels provide backup drainage paths when the main channel is blocked; pressure sensors promptly detect pipeline blockages and quickly unblock to avoid driving unsafe problems caused by long-term water accumulation.
Smart Images
Figure CN222632034U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of bridge drainage, and in particular to a drainage system for a highway bridge. Background Art
[0002] Poor bridge deck drainage can cause wheel slippage, reduce the bridge's traffic capacity and cause a series of water damage to the bridge, thus affecting driving safety. Therefore, in order to ensure driving safety, the bridge drainage system should have sufficient drainage capacity to ensure that the water depth in the water-passing section of the bridge deck in the driving lane does not cause wheel slippage. How to effectively solve the bridge drainage and drainage emergency problems is an important issue that needs to be solved in the current highway bridge drainage system. Utility Model Content
[0003] The purpose of the utility model is to solve the shortcomings existing in the prior art, and to propose a drainage system for a highway bridge, comprising a bridge pier, a bridge deck fixedly mounted on the bridge pier, the bridge deck being provided with a water slide towards the edge; a drainage ditch is provided at the bottom of the water slide, a drainage ditch grate is provided on the drainage ditch; both sides of the drainage ditch are inclined towards the middle, and a drainage mechanism is provided in the middle of the drainage ditch.
[0004] The drainage mechanism includes a drainage hole, in which a drainage pipe is fixedly arranged, a No. 1 filter screen assembly is arranged at the bottom of the drainage pipe, a main drainage channel is installed at the bottom of the No. 1 filter screen assembly, a spare drainage channel is opened on the side of the drainage pipe, and a No. 2 filter screen assembly is built in the spare drainage channel; the bottoms of the main drainage channel and the spare drainage channel are connected to the same sewer pipe.
[0005] Preferably, expansion joints are provided between the bridge decks.
[0006] Preferably, the No. 1 filter assembly includes a bearing step arranged on the inner wall of the drain pipe, a No. 1 pressure sensor is arranged on the upper end face of the bearing step, a No. 1 filter is sleeved in the drain pipe, and a handle is arranged on the No. 1 filter for easy removal of the No. 1 filter.
[0007] Preferably, the No. 1 pressure sensor is signal-connected to an external signal receiver, and the signal receiver is integrated on a mobile device.
[0008] Preferably, the No. 2 filter screen assembly includes a mounting groove provided on the backup drainage channel, a No. 2 sensor is installed on the side wall of the mounting groove away from the drainage pipe, and a No. 2 filter screen is inserted in the mounting groove.
[0009] Preferably, the No. 2 pressure sensor is also connected to an external signal receiver, and the signal receiver is integrated on the mobile device.
[0010] Preferably, the grate of the drainage ditch is installed in sections above the drainage ditch, and the grate of the drainage ditch located directly above the drainage pipe can be detachably connected.
[0011] Preferably, the downpipe is fixed to the side of the pier and the bottom of the bridge deck by fixing clips.
[0012] Compared with the existing technology, the beneficial effects of the utility model are: the water slide slope can be set to effectively flow the water on the road surface into the drainage ditch to ensure that there is no water accumulation on the road surface; the drainage mechanism set in the middle of the drainage ditch can effectively discharge rainwater through the sewer pipe to the ground or underground municipal drainage network; the No. 1 filter net component is set to facilitate filtering the discharged water to avoid clogging the sewer pipe; the backup drainage channel is set to discharge the water in the drainage ditch when the main drainage channel is blocked; in addition, the No. 1 pressure sensor is connected to the external mobile device signal, which can further help municipal staff to promptly discover which sewer pipe is blocked and quickly dredge it, avoiding long-term water accumulation and causing unsafe driving on the road. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 This is a schematic diagram of the top view of a drainage system for a highway bridge proposed by the utility model;
[0014] Figure 2 This is a schematic cross-sectional structure diagram of a drainage system for a highway bridge proposed by the utility model;
[0015] Figure 3 The utility model is a schematic diagram of the drainage pipe structure in a drainage system for a highway bridge. DETAILED DESCRIPTION
[0016] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.
[0017] Referring to the drawings, the present embodiment provides a drainage system for a highway bridge, including a bridge pier, a bridge deck 2 is fixedly mounted on the bridge pier 1, and the bridge deck 2 is provided with a water slide toward the edge; a drainage ditch 3 is provided at the bottom of the water slide, and a drainage ditch grate 4 is provided on the drainage ditch 3; both sides of the drainage ditch 3 are inclined toward the middle, and a drainage mechanism is provided in the middle of the drainage ditch.
[0018] The drainage mechanism includes a drainage hole, in which a drainage pipe 5 is fixedly arranged, a No. 1 filter screen assembly is arranged at the bottom of the drainage pipe 5, a main drainage channel 6 is installed at the bottom of the No. 1 filter screen assembly, a spare drainage channel 7 is opened on the side of the drainage pipe 4, and a No. 2 filter screen assembly is built in the spare drainage channel 7; the bottoms of the main drainage channel and the spare drainage channel are connected to the same downpipe 8.
[0019] Furthermore, an expansion joint 9 is provided between the bridge decks 2 .
[0020] Furthermore, the No. 1 filter assembly includes a bearing step 601 arranged on the inner wall of the drain pipe, a No. 1 pressure sensor 602 is arranged on the upper end face of the bearing step 601, a No. 1 filter 603 is sleeved in the drain pipe, and a handle 604 is arranged on the No. 1 filter 603 for easy removal of the No. 1 filter 603.
[0021] Specifically, the side surface of the No. 1 filter screen 603 is in the shape of an I, and is divided into an upper filter screen and a lower filter screen. The aperture of the upper filter screen is larger than that of the lower filter screen.
[0022] Specifically, the No. 1 pressure sensor 602 is connected to an external signal receiver, and the signal receiver is integrated in the mobile device.
[0023] The No. 2 filter screen assembly includes a No. 2 filter screen 701 connected to the upper filter screen, and the No. 2 filter screen 701 is blocked at the water inlet of the drainage channel 7.
[0024] Furthermore, the grate of the drainage ditch is installed in sections above the drainage ditch, and the grate of the drainage ditch located directly above the drainage pipe can be detachably connected.
[0025] Furthermore, the downpipe 8 is fixed to the side of the pier 1 and the bottom of the bridge deck 2 by a fixing card 10.
[0026] Working principle: When it rains, rainwater on the road surface will flow into the drainage ditch along the water slide slope. The water in the drainage ditch will flow into the sewer pipe 8 after passing through the drainage mechanism, and then be discharged from the bridge deck.
[0027] In the above process, the water slide slope can be used to effectively direct the water on the road surface into the drainage ditch, ensuring that no water accumulates on the road surface; the drainage mechanism in the middle of the drainage ditch can effectively discharge rainwater through the sewer pipe to the ground or underground municipal drainage network; the No. 1 filter assembly is used to filter the discharged water to avoid clogging the sewer pipe; the backup drainage channel can be used to discharge the water in the drainage ditch when the main drainage channel is blocked; in addition, the No. 1 pressure sensor is connected to the external mobile device signal, which can further help municipal staff to promptly discover which sewer pipe is blocked and quickly clear it, avoiding long-term water accumulation and causing unsafe driving on the road.
[0028] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.
Claims
1. A drainage system for a highway bridge, comprising a bridge pier, characterized in that: A bridge deck is fixedly installed on the bridge pier, and the bridge deck is provided with a water slide toward the edge; a drainage ditch is provided at the bottom of the water slide, and a drainage ditch grate is provided on the drainage ditch; both sides of the drainage ditch are inclined toward the middle, and a drainage mechanism is provided in the middle of the drainage ditch; The drainage mechanism includes a drainage hole, in which a drainage pipe is fixedly arranged, a No. 1 filter screen assembly is arranged at the bottom of the drainage pipe, a main drainage channel is installed at the bottom of the No. 1 filter screen assembly, a spare drainage channel is opened on the side of the drainage pipe, and a No. 2 filter screen assembly is built in the spare drainage channel; the bottoms of the main drainage channel and the spare drainage channel are connected to the same sewer pipe.
2. A drainage system for a highway bridge according to claim 1, characterized in that: Expansion joints are arranged between the bridge decks.
3. A drainage system for a highway bridge according to claim 1, characterized in that: The No. 1 filter assembly includes a load-bearing step arranged on the inner wall of the drain pipe, a No. 1 pressure sensor is arranged on the upper end surface of the load-bearing step, a No. 1 filter is sleeved in the drain pipe, and a handle is arranged on the No. 1 filter for easy removal of the No. 1 filter.
4. A drainage system for a highway bridge according to claim 3, characterized in that: The No. 1 pressure sensor is signal-connected to an external signal receiver, and the signal receiver is integrated on a mobile device.
5. A drainage system for a highway bridge according to claim 3, characterized in that: The side surface of the No. 1 filter is in an "I" shape, and is divided into an upper filter and a lower filter; the aperture of the upper filter is larger than the aperture of the lower filter.
6. A drainage system for a highway bridge according to claim 1, characterized in that: The No. 2 filter screen assembly includes a No. 2 filter screen connected to the upper filter screen, and the No. 2 filter screen is blocked at the water inlet of the drainage channel.
7. A drainage system for a highway bridge according to claim 1, characterized in that: The grate of the drainage ditch is installed above the drainage ditch in sections, and the grate of the drainage ditch located directly above the drainage pipe can be detachably connected.
8. A drainage system for a highway bridge according to claim 1, characterized in that: The down pipe is fixed to the side of the bridge pier and the bottom of the bridge deck through fixing clips.