CN217438703U - Pedestrian bridge drainage and ponding of preventing splash system - Google Patents
Pedestrian bridge drainage and ponding of preventing splash system Download PDFInfo
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- CN217438703U CN217438703U CN202220599245.0U CN202220599245U CN217438703U CN 217438703 U CN217438703 U CN 217438703U CN 202220599245 U CN202220599245 U CN 202220599245U CN 217438703 U CN217438703 U CN 217438703U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Abstract
The utility model discloses a pedestrian bridge drainage and ponding water splashing prevention system, which comprises a main structure of a bridge, wherein guardrails are arranged on two sides of the main structure of the bridge, a high-strength permeable stone-like material layer is paved on the main structure of the bridge, and side edges of the high-strength permeable stone-like material layer are provided with side ditches; the main structure of the overpass is provided with a cross slope structure so that rainwater can flow into the side ditch; the side ditch is provided with a longitudinal slope structure so that rainwater can flow along the side ditch. The high-strength permeable stone-like material is adopted as a novel bridge deck pavement of the pedestrian overpass to replace the traditional granite or permeable brick material, and has the advantages of good water permeability, good mechanical property, attractive appearance and the like. Through the pedestrian overpass drainage system that high strength permeable stone-like material and side ditch are constituteed, solved the problem that pedestrian overpass drainage is not smooth, the bridge floor ponding is wet and slippery, rainwater splashes, because the rainwater no longer stops or via the bridge floor top layer, therefore the problem of expansion joint infiltration leakage also does not exist.
Description
Technical Field
The utility model relates to a pedestrian overpass drainage technical field especially relates to a pedestrian overpass drainage and prevent ponding splash system.
Background
The pedestrian overpass is an important component of an urban bridge, only allows pedestrians or non-motor vehicles to pass through, and is used for avoiding the conflict between the pedestrians and the motor vehicles when the pedestrians and the motor vehicles are intersected on a road plane, so that the safe passing of the pedestrians and the motor vehicles is guaranteed, traffic accidents are reduced, and the traffic smoothness is improved.
At present, most pedestrian overpasses only drain water through the longitudinal slope and the transverse slope of the bridge floor, rainwater is drained along pedestrian passages on the bridge, and a drainage system is not independently arranged. But the phenomena of unsmooth drainage of the pedestrian overpass, wet and slippery accumulated water on the bridge deck, rainwater splashing, water seepage and water leakage of the expansion joint and the like often occur due to the comprehensive influence of factors such as the size of longitudinal and transverse slopes of the bridge deck, construction quality, rainfall and the like. The phenomena of unsmooth drainage of the bridge deck, accumulated water, slippery water, rainwater splashing and the like seriously affect the passing of pedestrians, and even cause the passing of overpasses in heavy rain; the main beam and the pier column are polluted due to the water seepage of the expansion joint, and the aging of the support is accelerated; the long-term water accumulation of the overpass can seriously affect the durability of the bridge, and further the structural safety of the bridge is affected.
Partial existing pedestrian overpasses are also provided with longitudinal drainage pipelines additionally, water collecting ports are arranged at certain distances, and the drainage pipelines discharge rainwater into municipal pipe networks along piers, so that the drainage problem of bridge floors is solved. Compared with the traditional method of draining water only by a longitudinal slope and a transverse slope, the drainage efficiency of the method is improved to a certain extent, but the drainage efficiency is still not high, and the problem that the normal passing of pedestrians is influenced by accumulated water on the bridge floor, rainwater splashing and the like cannot be completely solved.
The defects of the existing drainage system become inherent stubborn diseases of the pedestrian overpass in the city, and the normal use and safety of the structure are affected even if water is accumulated for a long time. Through setting up effectual drainage system, improve the drainage and the ponding splashproof ability of pedestrian's overline bridge, avoid the overline bridge expansion joint infiltration to leak, to improving the performance of overline bridge, prolong bridge life, guarantee bridge structure safety have the important function.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a pedestrian bridge drainage and prevent ponding splash system can solve the problem that current pedestrian bridge drainage performance is good, easy ponding inadequately.
The technical scheme of the utility model is realized like this:
a pedestrian overpass drainage and accumulated water splashing prevention system comprises an overpass main body structure, wherein guardrails are arranged on two sides of the overpass main body structure, a high-strength water-permeable stone-like material layer is paved on the overpass main body structure, and side ditches are arranged on the side edges of the high-strength water-permeable stone-like material layer; the main structure of the overpass is provided with a cross slope structure so that rainwater can flow into the side ditch; the side ditch is provided with a longitudinal slope structure so that rainwater can flow along the side ditch.
As a further alternative of the pedestrian overpass drainage and accumulated water splashing prevention system, a cement mortar layer is arranged at the bottom of the high-strength water-permeable stone-like material layer so as to realize the bonding and fixing of the high-strength water-permeable stone-like material layer.
As a further alternative of the pedestrian overpass drainage and accumulated water splashing prevention system, the main structure of the overpass is made of concrete materials, and the side ditches are formed on the main structure of the overpass.
As a further alternative of the pedestrian overpass drainage and accumulated water splashing prevention system, a concrete fine-stone concrete pavement layer is paved on the main structure of the overpass, and the high-strength water-permeable stone-like material layer is bonded and fixed on the concrete fine-stone concrete pavement layer through the cement mortar layer; the side ditch is formed on the concrete fine stone concrete pavement layer.
As a further alternative to the pedestrian overpass drainage and ponding splash prevention system, the guardrail has a base, the lateral ditch being formed in the base.
As a further alternative of the pedestrian overpass drainage and accumulated water splashing prevention system, a water inlet grid is arranged at a water inlet of the side ditch.
As a further alternative of the pedestrian bridge drainage and accumulated water splashing prevention system, the inner side of the guardrail is provided with a handrail, and the inner edge of the handrail is far away from the guardrail relative to the inner edge of the side ditch.
As a further alternative of the pedestrian overpass drainage and accumulated water splashing prevention system, a plurality of water collecting ports are arranged on the side ditch and communicated with a drainage pipe.
As a further alternative of the pedestrian overpass drainage and accumulated water splashing prevention system, the drainage pipe is connected with a municipal pipe network.
The beneficial effects of the utility model are that: the high-strength permeable stone-like material is adopted as a novel bridge deck pavement of the pedestrian overpass to replace the traditional granite or permeable brick material, and has the advantages of good water permeability, good mechanical property, attractive appearance and the like. Through the pedestrian overpass drainage system that high strength permeable stone-like material and side ditch are constituteed, with the bridge floor drainage mode of changing into the mode of infiltration back drainage from the mode of the free drainage in top layer, solved the pedestrian overpass drainage not smooth, the bridge floor ponding is wet and smooth, the rainwater splashes the problem, because the rainwater no longer stops or via the bridge floor top layer, therefore the problem of expansion joint infiltration leakage also does not exist.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram according to a first embodiment;
FIG. 2 is a schematic structural diagram according to a second embodiment;
FIG. 3 is a schematic structural diagram according to a third embodiment;
fig. 4 is a schematic structural diagram of a fourth embodiment.
In the figure: 1. a main structure of the platform bridge; 2. concrete fine stone concrete paving layer; 3. a high-strength permeable stone-like material layer; 4. a cement mortar layer; 5. a guardrail; 6. side edge grooves; 7. a base; 8. a handrail; 9. a water inlet grille; 10. a drain pipe; 11. municipal pipe network.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of 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 thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Example one
Referring to fig. 1, a pedestrian overpass drainage and accumulated water splashing prevention system is shown, and comprises an overpass main body structure 1, wherein guardrails 5 are arranged on two sides of the overpass main body structure 1, a high-strength permeable stone-like material layer 3 is paved on the overpass main body structure 1, and side ditches 6 are arranged on the side edges of the high-strength permeable stone-like material layer 3; the overpass main body structure 1 is made of concrete materials, a cement mortar layer 4 is arranged at the bottom of the high-strength water-permeable stone-like material layer 3, and the high-strength water-permeable stone-like material layer 3 is fixedly bonded on the overpass main body structure 1 through the cement mortar layer 4; the side gutters 6 are formed on the overpass body structure 1. The main structure 1 of the overpass is provided with a cross slope structure so as to lead rainwater to flow into the side ditch 6; the side ditches 6 are provided with longitudinal slope structures so that rainwater can flow along the side ditches 6.
Wherein, the transverse slope structure on the main structure 1 of the overpass is directly formed on the main structure 1 of the overpass, and the direction is the width direction of the main structure 1 of the overpass; the direction of the longitudinal slope structure on the side plate ditch is the length direction of the overpass main body mechanism. When the rainwater falls on the bridge deck, the rainwater permeates into the high-strength permeable stone-like material layer 3, the rainwater does not stay or pass through the surface layer of the bridge deck, and then the rainwater flows into the side ditches 6 and is discharged along the side ditches 6; the problems of unsmooth drainage of the pedestrian overpass, wet and slippery accumulated water on the bridge deck and splashing of rainwater are solved, and the problems of water seepage and water leakage of the expansion joint do not exist because the rainwater does not stay on or pass through the surface layer of the bridge deck. The high-strength permeable stone-like material is adopted as a novel bridge deck pavement of the pedestrian overpass to replace the traditional granite or permeable brick material, and has the advantages of good water permeability, good mechanical property, attractive appearance and the like. Wherein, the high-strength permeable stone-like material layer 3 can adopt stone-like ecological water permeable bricks with the publication number of CN 113501678B.
Preferably, referring to fig. 1, the inner side of the guardrail 5 is provided with a handrail 8, and the inner edge of the handrail 8 is farther away from the guardrail 5 relative to the inner edge of the side ditch 6. Wherein, the inner edge refers to the edge close to the high-strength permeable stone-like material layer 3; the risk that the pedestrian inadvertently steps into the side ditch 6 is reduced under the blocking of the handrail 8; in addition, in order to increase the aesthetic property, the side ditch 6 adopts an arc-shaped section; the stone material layer 3 that permeates water that excels in is close to the border of side ditch 6 sets up chamfer or fillet, and the form is pleasing to the eye and avoids sharp-pointed structure to cause the inconvenience to the pedestrian.
Example two
Referring to fig. 2, a pedestrian overpass drainage and accumulated water splashing prevention system is shown, which comprises an overpass main body structure 1, wherein guardrails 5 are arranged on two sides of the overpass main body structure 1, a high-strength permeable stone-like material layer 3 is paved on the overpass main body structure 1, and side ditches 6 are arranged on the side edges of the high-strength permeable stone-like material layer 3; the overpass main body structure 1 is not made of concrete materials, a concrete fine-stone concrete pavement layer 2 is paved on the overpass main body structure 1, and the high-strength permeable stone-like material layer 3 is bonded and fixed on the concrete fine-stone concrete pavement layer 2 through the cement mortar layer 4; the side ditches 6 are formed on the concrete fine stone concrete pavement layer 2; the side ditches 6 are formed on the overpass main body structure 1. The main structure 1 of the overpass is provided with a cross slope structure so as to lead rainwater to flow into the side ditch 6; the side ditch 6 is provided with a longitudinal slope structure so that rainwater can flow along the side ditch 6.
EXAMPLE III
Referring to fig. 3, a pedestrian overpass drainage and accumulated water splashing prevention system is shown, which comprises an overpass main body structure 1, wherein guardrails 5 are arranged on two sides of the overpass main body structure 1, a high-strength permeable stone-like material layer 3 is paved on the overpass main body structure 1, and side ditches 6 are arranged on the side edges of the high-strength permeable stone-like material layer 3; the main structure 1 of the overpass is provided with a cross slope structure so as to lead rainwater to flow into the side ditch 6; the side ditch 6 is provided with a longitudinal slope structure so that rainwater can flow along the side ditch 6.
The guardrail 5 is provided with a base 7, and the side ditch 6 is formed in the base 7, so that the side ditch 6 is hidden, and a more attractive effect is achieved; in order to avoid impurities from entering the side ditch 6 and being difficult to clean, a water inlet grille 9 is preferably arranged at a water inlet (not marked in the figure) of the side ditch 6.
Example four
Referring to fig. 4, in order to satisfy the condition of large water discharge, on the basis of any one of the first to third embodiments, a plurality of water collecting ports (not shown) are arranged on the side ditch 6, and the water collecting ports are communicated with a water discharge pipe 10; the water collecting ports are arranged on the side ditches 6 at intervals, so that rainwater on the side ditches 6 can enter the drain pipes 10 from the water collecting ports, and the rainwater is prevented from overflowing from the side ditches 6 when the precipitation is large; the drain pipe 10 may be connected to a municipal pipe network 11.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A pedestrian overpass drainage and accumulated water splashing prevention system comprises an overpass main body structure, wherein guardrails are arranged on two sides of the overpass main body structure; the main structure of the overpass is provided with a cross slope structure so that rainwater can flow into the side ditch; the side ditch is provided with a longitudinal slope structure so that rainwater can flow along the side ditch.
2. The pedestrian overpass drainage and ponding splash prevention system of claim 1, wherein a cement mortar layer is provided at the bottom of the high-strength permeable stone-like material layer to achieve bonding fixation of the high-strength permeable stone-like material layer.
3. A pedestrian overpass drainage and ponding splash prevention system as claimed in claim 2 wherein the overpass body structure is of concrete material, the side ditches being formed in the overpass body structure.
4. The pedestrian overpass drainage and accumulated water splashing prevention system as claimed in claim 2, wherein a concrete fine-stone concrete pavement layer is laid on the overpass main body structure, and the high-strength water-permeable stone-like material layer is bonded and fixed on the concrete fine-stone concrete pavement layer through the cement mortar layer; the side ditch is formed on the concrete fine stone concrete pavement layer.
5. A pedestrian overpass drainage and ponding splash prevention system as claimed in claim 2 wherein the guardrail has a base, the side ditches being formed in the base.
6. The pedestrian overpass drainage and ponding splash prevention system of claim 5, wherein the water inlet of the side ditches is provided with a water inlet grille.
7. A pedestrian overpass drainage and ponding splash prevention system as claimed in claim 3 or 4 wherein the inside of the guardrail is provided with a handrail, the inner edge of the handrail being further from the guardrail relative to the inner edge of the side gutter.
8. The pedestrian overpass drainage and ponding splash prevention system of any one of claims 3-6, wherein a plurality of water collection ports are provided on the side ditches, the water collection ports being in communication with a drain pipe.
9. The pedestrian overpass drainage and ponding splash prevention system of claim 8, wherein the drainage pipe is connected to a municipal pipe network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220599245.0U CN217438703U (en) | 2022-03-18 | 2022-03-18 | Pedestrian bridge drainage and ponding of preventing splash system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220599245.0U CN217438703U (en) | 2022-03-18 | 2022-03-18 | Pedestrian bridge drainage and ponding of preventing splash system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217438703U true CN217438703U (en) | 2022-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220599245.0U Active CN217438703U (en) | 2022-03-18 | 2022-03-18 | Pedestrian bridge drainage and ponding of preventing splash system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217438703U (en) |
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2022
- 2022-03-18 CN CN202220599245.0U patent/CN217438703U/en active Active
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