CN219011411U - Combined water inlet type pavement drainage structure - Google Patents

Abstract

The utility model relates to a road drainage's field especially relates to a combination water inlet formula road surface drainage structure, and it includes first drainage channel and is used for the water drainage tank of intercommunication drainage pipeline, and first drainage channel and water drainage tank intercommunication, first drainage channel's entry are first water inlet, and first water inlet department is provided with the rainwater grate, and first water inlet and curb clearance set up, and the side of curb is provided with second drainage channel, second drainage channel and water drainage tank intercommunication, and second water inlet channel's entry is the second water inlet. The water inlet is additionally arranged on the curb side, so that the combination of water inlet of the rainwater grate and water inlet of the curb can be realized, the water draining capacity can be increased, and the probability of accumulated water on the road surface can be reduced.

Description

Combined water inlet type pavement drainage structure

Technical Field

The utility model relates to the field of road drainage, in particular to a combined water inlet type road surface drainage structure.

Background

At present, the common drainage structure on the road is that rainwater grates are arranged at the edges of two sides of a pavement, the rainwater grates are arranged close to the pavement, the pavement is higher than the road surface, the part of the pavement higher than the road surface is a curb, and the curb can block rainwater on the road surface to be converged at the position of the rainwater grates; when raining, rainwater on the road surface and the sidewalk can enter the drainage pipeline through the rainwater grate and then is discharged outwards through the urban drainage system.

The rainwater grate has the advantages of small water inlet area, weak water drainage capacity and easy water drainage blockage and road surface water accumulation when the rainfall is large.

Disclosure of Invention

The utility model aims at providing a combination water intaking formula road surface drainage structures adds the water inlet at the curb side to realize the rainwater grate and intake the combined form of curb stone, can increase the drainage ability, reduce the probability of road surface ponding.

The application provides a combination water intaking formula road surface drainage structure adopts following technical scheme:

the utility model provides a combination water inlet formula road surface drainage structures, includes first drainage channel and is used for the water drainage tank of intercommunication drainage pipe, first drainage channel with the water drainage tank intercommunication, first drainage channel's entry is first water inlet, first water inlet department is provided with the rainwater grate, first water inlet and curb clearance set up, the side of curb is provided with the second drainage channel, the second drainage channel with water drainage tank intercommunication, the entry of second drainage channel is the second water inlet.

Through adopting above-mentioned technical scheme, when raining, water accessible first drainage channel and second drainage channel on the road surface get into the water drainage tank simultaneously, then in the drainage pipe is gone into to form the drainage structure of combination formula water inlet, the drainage capacity is stronger, can reduce the possibility of road surface ponding.

Optionally, the rainwater grate set up in water drainage tank top, water drainage tank is close to one side of curb is provided with first wall body, first wall body is kept away from one side of water drainage tank is provided with the second wall body.

Through adopting above-mentioned technical scheme, first wall body exists as a lateral wall of water drainage tank, and the setting of second wall body can increase the intensity of this drainage structure, improves the life of this drainage structure under the rainwater is washed.

Optionally, a drainage curb is arranged on one side of the second wall body, which is close to the rainwater grate, and the second water inlet is formed in the drainage curb.

Through adopting above-mentioned technical scheme, when rainfall is great, the ponding appears in the road surface at the position that is close to the curb at first, and the rainwater can get into second drainage channel through the second water inlet on the drainage curb and carry out the drainage this moment to improve the drainage capacity on this road surface.

Optionally, the profile of the second water inlet on the side wall of the drainage curb perpendicular to the pavement is arranged in an arch shape.

Through adopting above-mentioned technical scheme, must set up the prerequisite of second water inlet on drainage curb under, set up the second water inlet into the arch, can improve the intensity of drainage curb.

Optionally, the first wall body is lower than the second wall body, the first lateral wall of the first wall body is the lateral wall of second drainage channel, the first lateral wall of the first wall body is the arc setting, and by drainage curb extends to the water drainage tank.

Through adopting above-mentioned technical scheme, the first lateral wall of first wall body can play the guide rivers and get into the water drainage tank in, sets up this lateral wall into the arc, and the impact force of the dispersible rainwater of arcwall face prolongs the life of first wall body.

Optionally, the second water inlet is disposed at a side of the second wall body, which is close to the rainwater grate, and the second drainage channel extends from the second water inlet to the drainage groove through the first side wall of the first wall body.

Through adopting above-mentioned technical scheme, with second water inlet direct setting in second wall body one side, saved the installation of curb, the installation is more convenient.

Optionally, a buffer surface is disposed on the second wall, and the buffer surface is disposed in a downward inclined manner from the second water inlet to a direction close to the first wall.

By adopting the technical scheme, when rainwater enters the second drainage channel, the impact on the buffer surface can be buffered, and the impact force of the rainwater can be weakened.

Optionally, a cover plate is arranged above the second wall body, the cover plate is higher than the road surface, and a plurality of through holes are formed in the cover plate.

By adopting the technical scheme, rainwater on the pavement can enter the second channel downwards through the upper part of the cover plate, so that the drainage capacity of the pavement can be further improved.

Optionally, a support is arranged below the rainwater grate, a mounting groove for mounting the rainwater grate is formed in the support, and the rainwater grate is detachably mounted in the mounting groove.

By adopting the technical scheme, when the rainwater grate needs to be cleaned in the drainage groove or needs to be opened under other conditions, the rainwater grate can be detached from the support.

Drawings

Fig. 1 is a projection view of a combined water intake type road surface drainage structure of embodiment 1 of the present application on a road surface.

Fig. 2 is a cross-sectional view taken along A-A in fig. 1.

Fig. 3 is a cross-sectional view taken along B-B in fig. 1.

Fig. 4 is a schematic view of the structure of the drainage curb in embodiment 1 of the present application.

Fig. 5 is a projection view of the combined water intake type road surface drainage structure of embodiment 2 of the present application on a road surface.

Fig. 6 is a cross-sectional view taken along line C-C in fig. 5.

Fig. 7 is a schematic structural view of a cover plate in embodiment 2 of the present application.

Reference numerals illustrate:

1. road surface; 11. a drainage pipe; 2. a drainage channel; 21. a first drain passage; 211. a first water inlet; 22. a second drain passage; 221. a second water inlet; 3. a rain grate; 4. a base; 51. a first wall; 511. a first sidewall; 52. a second wall; 521. a groove is embedded; 522. a buffer surface; 53. a third wall; 54. a fourth wall; 61. a first lintel; 611. a support groove; 62. a lintel II; 63. a support beam; 7. a support; 71. a mounting groove; 8. drainage kerb; 9. a cover plate; 91. and (5) supporting legs.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-7.

Example 1

The embodiment of the application discloses a combined water inlet type pavement drainage structure. Referring to fig. 1-3, the combined water inlet type pavement drainage structure comprises a drainage groove 2, a first drainage channel 21 and a second drainage channel 22, wherein the drainage groove 2 is arranged below a pavement 1 and is communicated with an urban drainage pipeline 11, the first drainage channel 21 and the second drainage channel 22 are both communicated with the drainage groove 2, during rainy days, rainwater can flow into the drainage groove 2 through the first drainage channel 21 and the second drainage channel 22 at the same time, the first drainage channel 21 and the second drainage channel 22 form the combined water inlet type drainage structure, the drainage capacity of the pavement 1 can be increased, and the possibility of water accumulation of the pavement 1 is reduced.

Referring to fig. 1 to 3, the inlet of the first drain passage 21 is a first water inlet 211, and the inlet of the second drain passage 22 is a second water inlet 221; the inlet of the first water inlet channel is provided with a rainwater grate 3; the drainage structures in the embodiment are arranged at the positions, close to the sidewalk, on two sides of the pavement 1 by taking the seats as units, and are arranged into a plurality of seats at intervals along the length direction of the pavement, and the number of the rainwater grates 3 included in the drainage structures can be one, two, three or other numbers; the road surface 1 is a lane road surface 1, and the position of the road surface 1 close to the drainage structure is inclined downwards so that rainwater flows to the drainage structure; the edge of the pavement close to the pavement 1 is a curb, and a curb stone is paved at the position of the curb, and the upper surface of the curb stone is flush with the upper surface of the pavement.

Referring to fig. 1-3, a foundation seat 4 is arranged at the bottom of the drainage tank 2, the foundation seat 4 can be built by concrete, a fine stone concrete cushion layer is adopted for an area above the foundation seat 4 corresponding to the drainage tank 2, and the foundation seat 4 can be protected. The side surface of the drainage tank 2, which is close to the curb, is sequentially provided with a first wall body 51 and a second wall body 52, the first wall body 51 and the second wall body 52 are tightly attached, and the first wall body and the second wall body 52 are built by shale bricks upwards through the foundation base 4; the upper side of the second wall body 52 is higher than the pavement 1, the height of the first wall body 51 is lower than that of the second wall body 52, the side wall of the first wall body 51 far away from the second wall body 52 is one side wall of the drainage groove 2 along the width direction of the pavement 1, a third wall body 53 is arranged on one side of the drainage groove 2 far away from the first wall body 51, the third wall body 53 forms the other side wall of the drainage groove 2 along the width direction of the pavement 1, and the drainage pipeline 11 penetrates through the third wall body 53; the two sides of the drainage channel 2 along the length direction of the pavement 1 are respectively provided with a fourth wall body 54, the fourth wall body 54 can be built by shale bricks, and the side surfaces of the two fourth wall bodies 54, which are close to each other, are two side walls of the drainage channel 2 along the length direction of the pavement 1.

Referring to fig. 1-3, two rain grates 3 are installed right above a drainage tank 2 at intervals, a first lintel 61 and a second lintel 62 are arranged above the drainage tank 2, the first lintel 61 and the second lintel 62 are concrete prefabricated parts, the first lintel 61 extends along the length direction of the pavement 1, and the second lintel 62 is arranged vertically to the first lintel 61; the first lintel 61 is positioned at one side of the rainwater grate 3 close to the curb, two ends of the first lintel 61 are respectively supported on the two fourth walls 54, the first lintel 61 can be fixed by cement mortar, and the surface attached to the first lintel 61 needs to be leveled by cement mortar; the second lintel 62 is arranged between the two rainwater grates 3, two ends of the second lintel 62 are respectively supported on the first wall 51 and the third wall 53, and the second lintel 62 can be fixed through cement mortar; a support beam 63 is arranged above the second lintel 62, and the first lintel 61 and the support beam 63 are used for providing support for the two rainwater grates 3; rainwater can enter the drainage tank 2 through the rainwater grate 3 downwards along the first drainage channel 21.

Referring to fig. 1 to 3, a supporting groove 611 is formed in one side of the first lintel 61, which is close to the rain grate 3, the supporting groove 611 is penetrated and arranged along the length direction of the first lintel 61, the horizontal side surface of the supporting groove 611, the upper surface of the supporting beam 63 and the upper surface of the third wall 53 are flush, the plane is a mounting surface, cement mortar is paved on the mounting surface, and the cement mortar is leveled according to the designed height; the mounting surface is provided with a support 7, the support 7 is in a rectangular frame shape, the support 7 is provided with a rectangular mounting groove 71, the rainwater grate 3 can be mounted in the mounting groove 71, and the inner wall of the mounting groove 71 is internally provided with a convex edge so as to be convenient for placing the rainwater grate 3; the outer side walls of the mounting grooves 71 close to the road edges are attached to the vertical side walls of the supporting grooves 611, and convex edges are outwards arranged on the other three outer side walls of the mounting grooves 71 so as to facilitate the mounting of the support 7; the side wall of the mounting groove 71 and the rainwater grate 3 are provided with pin holes, and the rainwater grate 3 is detachably mounted on the support 7 through a pin shaft.

Referring to fig. 1-3, a curb is mounted on one side of the second wall 52 close to the rainwater grate 3, an embedded groove 521 is formed in the side wall of the second wall 52 facing the rainwater grate 3, the curb is embedded in the embedded groove 521 and fixed by cement mortar, and the vertical side surface of the drainage curb 8 close to the pavement 1 is level with the vertical side surface of the first lintel 61 close to the curb; the kerbs corresponding to the drainage structures are drainage kerbs 8, and the drainage kerbs 8 are provided with two water-draining curbs and correspond to the rainwater grates 3 one by one; the first water inlet 211 is arranged on the side surface of the drainage curb 8, which is close to the rainwater grate 3, and the outline of the first water inlet 211 on the side surface of the drainage curb 8, which is close to the rainwater grate 3, is arched, so that the strength of the drainage curb 8 can be improved under the condition of arranging the first water outlet; from which rainwater can enter the second drainage channel 22.

Referring to fig. 3 and 4, the side wall of the first wall 51 far from the foundation base 4 is a first side wall, and the first side wall of the first wall 51 is plastered by C15 mortar; the first side wall of the first wall 51 is disposed in an arc shape and extends from the second drain opening to the drain tank 2, thereby forming a second drain passage 22, and rainwater can enter the drain tank 2 through the second drain passage 22 from the second water inlet 221. In other application scenes, a filter screen can be arranged on the drainage curb 8, the filter screen is also arched, the second water outlet can be plugged, and the probability of garbage entering the drainage pipeline 11 is reduced.

Referring to fig. 1 and 2, the spacing between the side of the rain grate 3 near the curb and the side of the curb near the rain grate 3 is S, the height of the curb above the road surface 1 is h, and the thickness of the second wall 52 is d; the combined water inlet type pavement drainage structure in the embodiment is mainly suitable for construction scenes with h being more than or equal to 150mm, and when S is less than or equal to 60mm, the second wall 52 is not required to be arranged; d=120 mm when 60mm < S.ltoreq.120 mm; d=240 mm when 120mm < S is less than or equal to 240mm; in other application scenarios, d may also be set to other values.

Example 2

The present embodiment discloses a combined water inlet type pavement drainage structure, referring to fig. 5 and 6, the present embodiment is different from embodiment 1 in that the structure of the second drainage channel 22 is different, specifically, no curb is paved at the corresponding positions of two rain grates 3, the second wall 52 is set to be in a shape with thin upper part and thick lower part, and the thickness of the upper part less than the thickness of the lower part is embodied on one side of the second wall 52 close to the rain grate 3, so that a second water inlet 221 is formed between the second wall 52 and the first lintel 61; the transition position of the upper part and the lower part of the second wall 52 is provided with an inclined plane which is a buffer surface 522; the first side wall of the first wall body 51 is provided with an inclined plane, one end of the first side wall is connected with the buffer surface 522, the other end of the first side wall extends to the drainage groove 2, and the buffer surface 522 and the first side wall of the first wall body 51 form a second drainage channel 22; the rainwater enters from the second water inlet 221, can impact on the buffer surface 522 to be buffered, and then flows down into the drainage tank 2 along the first sidewall of the first wall 51.

Referring to fig. 5-7, a cover plate 9 is arranged above the second wall 52, the cover plates 9 are provided with two cover plates which are in one-to-one correspondence with the curb, the cover plates 9 are made of spheroidal graphite cast iron, and before the cover plates 9 are paved, the upper surface of the second wall 52 is leveled according to the designed height through cement mortar; a plurality of square through holes are uniformly distributed on the cover plate 9, and it is noted that the middle position of the joint of the cover plate 9 and the joint right above the second wall 52 is not provided with the through holes, so that the connection strength of the cover plate 9 and the second wall 52 is improved.

Referring to fig. 6 and 7, the vertical side of the cover plate 9 adjacent to the rain grate 3 is flush with the vertical side of the lintel 61 adjacent to the curb; the side of the cover plate 9, which is close to the first lintel 61, extends downwards to form the supporting leg 91, the supporting leg 91 is respectively arranged on two sides of the cover plate 9 along the length direction of the pavement 1, the supporting leg 91 extends downwards into the second water inlet 221, and rainwater can enter the second water inlet from the position between the two supporting legs 91.

The combined water inlet type pavement drainage structure in the embodiment is mainly suitable for construction scenes with h less than or equal to 100mm and less than 150mm, and d=120 mm when S is less than or equal to 120mm; d=240 mm when 120mm < S is less than or equal to 240mm; in other application scenarios, d may also be set to other values.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (8)

1. The utility model provides a combination water inlet formula road surface drainage structures, includes first drainage channel (21) and is used for intercommunication drainage channel (11) water drainage tank (2), first drainage channel (21) with water drainage tank (2) intercommunication, the entry of first drainage channel (21) is first water inlet (211), first water inlet (211) department is provided with rainwater grate (3), its characterized in that: the first water inlet (211) is arranged with a curb clearance, a second water discharge channel (22) is arranged on the side surface of the curb, the second water discharge channel (22) is communicated with the water discharge groove (2), and the inlet of the second water discharge channel (22) is a second water inlet (221); the rainwater grate (3) is arranged above the drainage groove (2), a first wall body (51) is arranged on one side, close to the curb, of the drainage groove (2), and a second wall body (52) is arranged on one side, away from the drainage groove (2), of the first wall body (51).

2. The combination water intake type pavement drainage structure of claim 1, wherein: and a drainage curb (8) is arranged on one side, close to the rainwater grate (3), of the second wall body (52), and the second water inlet (221) is formed in the drainage curb (8).

3. The combination water intake pavement drainage structure of claim 2, wherein: the profile of the second water inlet (221) on the side wall of the drainage curb (8) perpendicular to the pavement (1) is arranged in an arch shape.

4. The combination water intake pavement drainage structure of claim 2, wherein: the first wall body (51) is lower than the second wall body (52), the first side wall of the first wall body (51) is the side wall of the second drainage channel (22), the first side wall of the first wall body (51) is in an arc-shaped arrangement, and the drainage kerbstone (8) extends to the drainage groove (2).

5. The combination water intake type pavement drainage structure of claim 1, wherein: the second water inlet (221) is arranged on one side, close to the rainwater grate (3), of the second wall body (52), and the second water drainage channel (22) extends from the second water inlet (221) to the water drainage groove (2) through the first side wall of the first wall body (51).

6. The combination water intake pavement drainage structure of claim 5, wherein: the second wall body (52) is provided with a buffer surface (522), and the buffer surface (522) is downwards inclined from the second water inlet (221) to a direction close to the first wall body (51).

7. The combination water intake pavement drainage structure of claim 5, wherein: the second wall body (52) top is provided with apron (9), apron (9) are higher than road surface (1), be provided with a plurality of through-holes on apron (9).

8. The combination water intake type pavement drainage structure of claim 1, wherein: the rainwater grate is characterized in that a support (7) is arranged below the rainwater grate (3), an installation groove (71) for installing the rainwater grate (3) is formed in the support (7), and the rainwater grate (3) is detachably installed in the installation groove (71).

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