CN214831888U - Drainage structure for viaduct - Google Patents

Abstract

The utility model discloses a drainage structure for viaduct, including the bridge floor, the inside of bridge floor has seted up the drainage canal, the drainage canal has certain slope, the bottom of drainage canal is provided with water collection tank A, water collection tank A's surface cover is equipped with hoop A, the bottom of bridge floor is fixed with dead lever A for water collection tank A's bilateral symmetry, dead lever A's bottom is fixed with the fixed plate, the fixed plate possesses certain radian, the interior cambered surface of fixed plate and hoop A's surface are laminated mutually, be connected through the bolt between fixed plate and the hoop A; through the jar A that catchments of design, can accomodate the rainwater temporarily, this impact force that has just weakened rivers greatly has weakened the harm of rivers to the pipeline, has improved the life of pipeline, has reduced economic loss, lets its drainage utility of line that the pipeline can be continuous and stable, has guaranteed that the viaduct road surface can normally pass.

Description

Drainage structure for viaduct

Technical Field

The utility model belongs to the technical field of the road surface drainage, concretely relates to drainage structure for overpass.

Background

With the rapid increase of urban population, the number of vehicles is increasing day by day, so that in order to ensure the smooth traffic and avoid the blockage and congestion of main routes, the multi-layer three-dimensional layout of overpasses and elevated roads appears, the speed and the passing capacity of the urban overpasses are greatly improved, and the urban overpasses also become important marks of modern cities.

In order to ensure that the viaduct can be normally used in rainy days, the two sides of the bridge floor are provided with the drainage channels, and the bottoms of the drainage channels are generally directly connected with the drainage pipes for draining rainwater.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drainage structure for overpass 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: the utility model provides a drainage structures for overpass, includes the bridge floor, the drainage canal has been seted up to the inside of bridge floor, the drainage canal has certain slope, the bottom of drainage canal is provided with water collection tank A, water collection tank A's surface cover is equipped with hoop A, the bottom of bridge floor is fixed with dead lever A for water collection tank A's bilateral symmetry, dead lever A's bottom mounting has the fixed plate, the fixed plate possesses certain radian, the intrados of fixed plate and hoop A's surface laminate mutually, be connected through the bolt between fixed plate and the hoop A.

Preferably, an impermeable layer is arranged inside the drainage channel, the impermeable layer is made of geotextile, the thickness of the geotextile is ten millimeters, the height of the water collection tank A is seventy centimeters, the diameter of the water collection tank A is fifty centimeters, and the water collection tank A is made of PE materials.

Preferably, the bottom of water collecting tank A is provided with a water guide pipe, the water guide pipe inclines to have a certain angle, the bottom of water guide pipe is provided with water collecting tank B, the sealing ring is sleeved on the surface of the junction of the two ends of the water guide pipe and the water collecting tank A and the water collecting tank B, the middle end surface of the water guide pipe is provided with a hoop B, and a fixing rod B is fixed between the hoop B and the foundation.

Preferably, the inside of aqueduct is provided with the PE sheet layer, the inside on PE sheet layer is provided with the enhancement layer, the thickness on PE sheet layer is five millimeters, the enhancement layer thickness is the half of PE sheet layer thickness, the fixed surface of enhancement layer has a plurality of connection archs, a plurality of spread grooves have been seted up for connecting bellied position in the inside on PE sheet layer, connect protruding embedding to the inside of spread groove, the internal surface on PE sheet layer is provided with the inlayer.

Preferably, the bottom end of the water collecting tank B is connected with a drain pipe, and the diameter of the drain pipe is four centimeters.

Preferably, a hoop C is arranged on the surface of the water collecting tank B, and a fixing rod C is fixed between the hoop C and the foundation.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the jar A that catchments of design, can accomodate the rainwater temporarily, this impact force that has just weakened rivers greatly has weakened the harm of rivers to the pipeline, has improved the life of pipeline, has reduced economic loss, lets its drainage utility of line that the pipeline can be continuous and stable, has guaranteed that the viaduct road surface can normally pass.

2. Through the aqueduct of design, replaced original connected mode that carries out the concatenation with several small segment return bends, improved the wholeness of pipeline, reduced the quantity of concatenation mouthful, effectually prevented rivers from the phenomenon of concatenation mouthful seepage flow, simultaneously through the enhancement layer of design, improved the intensity of aqueduct greatly, avoid it to take place to warp the condition of even breaking.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a top cross-sectional view of area A of FIG. 1 in accordance with the present invention;

fig. 3 is a sectional view of the water guiding pipe of the present invention.

In the figure: 1. a bridge deck; 2. a drainage channel; 3. a water collecting tank A; 4. a hoop A; 5. a water conduit; 6. a hoop B; 7. fixing the rod B; 8. a water collecting tank B; 9. a drain pipe; 10. fixing a rod C; 11. fixing the rod A; 12. a fixing plate; 13. a PE ply; 14. a reinforcing layer; 15. a connecting projection; 16. connecting grooves; 17. an inner layer; 18. and (4) a hoop.

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.

Referring to fig. 1 to 3, the present invention provides a technical solution: a drainage structure for a viaduct comprises a bridge floor 1, a drainage channel 2 is arranged in the bridge floor 1, the drainage channel 2 has a certain gradient, a water collecting tank A3 is arranged at the bottom of the drainage channel 2, jar A3 catchments through the design, can accomodate the rainwater temporarily, this impact force that has weakened rivers greatly, the harm of rivers to the pipeline has been weakened, the service life of pipeline is improved, economic loss has been reduced, let its drainage utility of the line that the pipeline can be continuous and stable, it can normally pass to have guaranteed that the viaduct road surface, jar A3 catchments the surface cover be equipped with hoop A4, the bottom of bridge floor 1 is fixed with dead lever A11 for jar A3's bilateral symmetry that catchments, dead lever A11's bottom mounting has fixed plate 12, fixed plate 12 possesses certain radian, the intrados of fixed plate 12 and hoop A4's surface are laminated mutually, be connected through the bolt between fixed plate 12 and the hoop A4.

In this embodiment, preferably, the inside of the drainage channel 2 is provided with an impermeable layer, which effectively reduces the leakage of rainwater in the drainage channel 2, the impermeable layer is made of geotextile, the thickness of the geotextile is ten millimeters, the height of the water collection tank A3 is seventy centimeters, the diameter of the water collection tank A3 is fifty centimeters, and the water collection tank A3 is made of PE material, so that the water collection effect of the water collection tank A3 is ensured.

In this embodiment, it is preferred, water collecting tank A3's bottom is provided with aqueduct 5, aqueduct 5 through the design, original connected mode that splices with several small segments of return bends has been replaced, the wholeness of pipeline has been improved, the quantity of concatenation mouth has been reduced, the effectual phenomenon that prevents rivers from concatenation mouthful seepage flow, aqueduct 5 slope has certain angle, aqueduct 5's bottom is provided with water collecting tank B8, aqueduct 5's both ends and water collecting tank A3, the surface cover of water collecting tank B8's junction is equipped with the sealing washer, aqueduct 5's middle-end surface is provided with hoop B6, be fixed with dead lever B7 between hoop B6 and the basis.

In this embodiment, it is preferred, the inside of aqueduct 5 is provided with PE sheet layer 13, the inside of PE sheet layer 13 is provided with enhancement layer 14, enhancement layer 14 through the design, the intensity of aqueduct 5 has been improved greatly, avoid it to take place to warp or even the condition of rupture, the thickness of PE sheet layer 13 is five millimeters, enhancement layer 14 thickness is the half of PE sheet layer 13 thickness, the fixed surface of enhancement layer 14 has a plurality of connection arch 15, a plurality of spread groove 16 have been seted up for connecting protruding 15 position in the inside of PE sheet layer 13, connect protruding 15 embedding to the inside of spread groove 16, the internal surface of PE sheet layer 13 is provided with inlayer 17.

In this embodiment, preferably, the bottom end of the water collecting tank B8 is connected with a drain pipe 9, and the diameter of the drain pipe 9 is four centimeters, so that rainwater can be smoothly discharged.

In this embodiment, preferably, a hoop C18 is disposed on the surface of the water collection tank B8, and a fixing rod C10 is fixed between the hoop C18 and the foundation, so that the stability of the water collection tank B8 is improved.

The utility model discloses a theory of operation and use flow: when the utility model is used, rainwater on the road surface can collect the inside of the drainage channel 2, because the drainage channel 2 has a certain gradient, rainwater in the drainage channel 2 can flow into the inside of the water collecting tank A3, at the moment, under the action of the water collecting tank A3, the impact force of the rainwater is greatly weakened, the pipeline is effectively prevented from being damaged by the rainwater, in order to ensure the stability of the water collecting tank A3, the hoop A4 is sleeved on the surface of the water collecting tank A3, and the hoop A4 is connected with the fixing plate 12 fixed at the bottom end of the fixing rod A11 through bolts, so that the rainwater in the water collecting tank A3 can not be affected by the impact force of the rainwater and the gravity to shake, then the rainwater in the water collecting tank A3 flows into the water guide pipe 5 from the bottom end of the water collecting tank A3, because the water guide pipe 5 is a section of inclined pipe with a certain angle, the original condition of splicing through sections of bent pipes is avoided, the quantity of concatenation mouth has been reduced, the seepage has effectively been prevented, the inside enhancement layer 14 of PE sheet layer 13 simultaneously then very big promotion aqueduct 5's intensity, guaranteed its water guide utility of completion that aqueduct 5 can be stable smoothly, for improving aqueduct 5's stability, middle-end at aqueduct 5 is provided with hoop B6, and the dead lever B7 of hoop B6 and basic one end is connected, guaranteed aqueduct 5's installation stable, rivers in the aqueduct 5 can continue to flow into the inside that advances water collecting tank B8, and finally derive by drain pipe 9, so far whole drainage work just ends totally.

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 (6)

1. The utility model provides a drainage structures for overpass, includes bridge floor (1), its characterized in that: drainage canal (2) have been seted up to the inside of bridge floor (1), drainage canal (2) have certain slope, the bottom of drainage canal (2) is provided with water collection tank A (3), the surface cover of water collection tank A (3) is equipped with hoop A (4), the bottom of bridge floor (1) is fixed with dead lever A (11) for the bilateral symmetry of water collection tank A (3), the bottom mounting of dead lever A (11) has fixed plate (12), fixed plate (12) possess certain radian, the interior cambered surface of fixed plate (12) and the surface of hoop A (4) laminate mutually, be connected through the bolt between fixed plate (12) and hoop A (4).

2. The drainage structure for viaducts as claimed in claim 1, wherein: the anti-seepage drainage structure is characterized in that an anti-seepage layer is arranged inside the drainage channel (2), the anti-seepage layer is made of geotextile, the thickness of the geotextile is ten millimeters, the height of the water collection tank A (3) is seventy centimeters, the diameter of the water collection tank A (3) is fifty centimeters, and the water collection tank A (3) is made of PE materials.

3. The drainage structure for viaducts as claimed in claim 2, wherein: the bottom of jar A (3) that catchments is provided with aqueduct (5), aqueduct (5) slope has certain angle, the bottom of aqueduct (5) is provided with jar B (8) that catchments, the both ends of aqueduct (5) and the surperficial cover of the junction of catchment jar A (3), jar B (8) that catchments are equipped with the sealing washer, the middle-end surface of aqueduct (5) is provided with hoop B (6), be fixed with dead lever B (7) between hoop B (6) and the basis.

4. The drainage structure for viaducts as claimed in claim 3, wherein: the inside of aqueduct (5) is provided with PE sheet layer (13), the inside of PE sheet layer (13) is provided with enhancement layer (14), the thickness of PE sheet layer (13) is five millimeters, enhancement layer (14) thickness is the half of PE sheet layer (13) thickness, the fixed surface of enhancement layer (14) has a plurality of protruding (15) of connection, a plurality of spread groove (16) have been seted up for the position of connecting protruding (15) in the inside of PE sheet layer (13), connect the inside of protruding (15) embedding to spread groove (16), the internal surface of PE sheet layer (13) is provided with inlayer (17).

5. The drainage structure for viaducts as claimed in claim 3, wherein: the bottom of jar B (8) that catchments is connected with drain pipe (9), the diameter of drain pipe (9) is four centimetres.

6. The drainage structure for viaducts as claimed in claim 5, wherein: the surface of the water collecting tank B (8) is provided with a hoop C (18), and a fixing rod C (10) is fixed between the hoop C (18) and the foundation.

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