CN210797807U

CN210797807U - Highway drainage system

Info

Publication number: CN210797807U
Application number: CN201921426948.8U
Authority: CN
Inventors: 李宜欣; 陈淮松; 李泽波
Original assignee: Shenzhen Jinguangyuan Construction Co ltd
Current assignee: Shenzhen Jinguangyuan Construction Co ltd
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2020-06-19
Anticipated expiration: 2029-08-28

Abstract

The utility model relates to a highway drainage system, including curb and escape canal, the curb sets up in highway roadside department, the escape canal sets up in the building of highway lateral part subaerially, the curb is located between highway road surface middle part and the escape canal, the curb keeps away from one side bottom in escape canal and has seted up curb water drainage tank, the building ground bottom of highway lateral part set up with the communicating underground drainage tank of curb water drainage tank, underground drainage tank communicates with each other with the escape canal, curb water drainage tank is provided with along highway extending direction interval and is no less than two. The utility model discloses can evenly discharge the ponding of each highway section on the highway when rainfall weather, have the effect of taking place the traffic accident because of surface gathered water on the highway when reducing the rainy day.

Description

Highway drainage system

Technical Field

The utility model belongs to the technical field of highway's technique and specifically relates to a highway drainage system is related to.

Background

At present, drainage ditches are often arranged at the side parts of the expressway so as to drain rainwater on the pavement of the expressway.

The existing expressway is usually paved with kerbs which are fixed on the building ground, because the kerbs are made of concrete and have poor water permeability, drainage gaps are always arranged on the kerbs, drainage channels communicated with the drainage gaps and drainage ditches are dug on the building ground at the side part of the expressway, and in rainy days, rainwater which is sprayed on the expressway surface flows to the drainage ditches through the drainage gaps and the drainage channels and is finally discharged into natural waters through the drainage channels.

The above prior art solutions have the following drawbacks: the existing drainage gaps are often arranged at intervals along the extending direction of the highway, and when water on a highway kilometer at a high speed is drained through the drainage gaps in heavy rainfall weather, the drainage at each road section of the highway is uneven, so that a large amount of rainwater is still left on the road section, which is far away from the drainage gaps, of the highway, and a partial water accumulation road section is formed, so that the driving safety of automobiles running on the highway is reduced, and the road surface of the water accumulation road section is wet and slippery, so that traffic accidents are easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a highway drainage system can evenly discharge the ponding of each highway section on the highway when rainfall weather, has the advantage that takes place the traffic accident because of surface gathered water on the highway when reducing the rainy day.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a highway drainage system, includes curb and escape canal, the curb sets up in highway roadside department, the escape canal sets up in the building of highway lateral part subaerially, the curb is located between highway road surface middle part and the escape canal, curb keeps away from one side bottom in escape canal and has seted up curb water drainage tank, the building ground bottom of highway lateral part set up with the communicating underground drainage tank of curb water drainage tank, underground drainage tank communicates with each other with the escape canal, curb water drainage tank is provided with along highway extending direction interval and is no less than two.

By adopting the technical scheme, in rainy days, after rainwater falls on the highway pavement, the rainwater is discharged into the underground drainage groove through the curb provided with the curb drainage groove, is discharged into the drainage ditch from the underground drainage groove and is finally discharged into natural water areas; rainwater on the highway can be discharged through at least two curb drainage troughs arranged on the curb, so that rainwater at each curb section on the highway is uniformly discharged, and traffic accidents caused by accumulated water on the highway in rainy days are reduced.

The utility model discloses further set up to: the underground drainage groove comprises a first drainage groove, a second drainage groove and a third drainage groove, the first drainage groove is communicated with the curb drainage groove, a partition plate is fixed at the bottom of the side wall of the first drainage groove, the second drainage groove is formed in the lower portion of the partition plate, a water passing groove is vertically formed in the partition plate, the third drainage groove is formed in the side wall of the second drainage groove, the third drainage groove is communicated with the drainage groove, and a filtering filler is filled in the first drainage groove.

By adopting the technical scheme, after flowing to the filtering filler in the first drainage channel from the curb drainage channel, the rainwater is filtered by the filtering filler, flows to the second drainage channel through the water channel under the action of gravity, is discharged to the drainage channel through the third drainage channel and is finally discharged to natural waters; the rainwater is filtered by the filter filler before being discharged to the natural water area, so that the pollution of the rainwater to the natural water area is reduced.

The utility model discloses further set up to: the top of the side wall of the first drainage channel is provided with an overflow drainage channel communicated with the drainage channel, and the top surface of the filter filler is lower than the height of the overflow drainage channel.

Through adopting above-mentioned technical scheme, when rainfall is great, surface gathered water is more, because the filtration that filters the filler leads to the rainwater can't discharge escape canal department rapidly, during a large amount of rainwater irrigated first water drainage tank this moment, when the surface of water in the first water drainage tank is higher than the offering height of overflow water drainage tank, partial rainwater discharges escape canal department through overflow water drainage tank to the discharge rate of highway road surface rainwater has been accelerated, the security of driving on the rainy day highway is improved.

The utility model discloses further set up to: the filter is characterized in that the filter filler is provided with a water-permeable blocking sleeve, and the filter filler is wrapped by the water-permeable blocking sleeve.

Through adopting above-mentioned technical scheme, the separation cover of permeating water when guaranteeing that the rainwater can flow into to filter to pack and carry out the filtration, prevents to filter to pack and flows away from the water service tank to the second water drainage tank that falls, and prevents to filter to pack and flow away from overflow water drainage tank when the rainwater is too much in first water drainage tank, prevents to filter to pack extravagantly.

The utility model discloses further set up to: drainage recess has been seted up at the curb top, the subaerial drainage channel that is provided with of building between curb and the escape canal, the drainage channel communicates with each other with drainage recess, escape canal, drainage recess is provided with along highway extending direction interval and is no less than two.

By adopting the technical scheme, when the rainfall is large, the highway surface water is more and the surface water surface of the surface water rises to be higher than the bottom wall of the drainage groove, part of rainwater is drained to the drainage ditch from the drainage groove through the drainage channel, the drainage speed of the rainwater on the highway surface is increased, and the driving safety on the highway in rainy days is improved.

The utility model discloses further set up to: the highway is provided with first inclined plane in the department of roadside, first inclined plane bottom and curb butt.

By adopting the technical scheme, the first inclined plane enables rainwater on the highway pavement to flow to the curb drainage groove under the action of gravity, so that the drainage speed of the rainwater on the highway pavement is increased, and the driving safety on the highway in rainy days is improved.

The utility model discloses further set up to: the overflow drainage groove is obliquely arranged, and the communication end of the overflow drainage groove and the drainage ditch is lower than the communication end of the overflow drainage groove and the first drainage groove at the vertical position.

By adopting the technical scheme, the overflow drainage channel which is obliquely arranged accelerates the drainage speed of the highway pavement when the rainfall is large, and improves the driving safety of the highway on rainy days.

The utility model discloses further set up to: the permeable barrier sleeve comprises permeable geotextile.

Through adopting above-mentioned technical scheme, the geotechnological cloth that permeates water when guaranteeing that the rainwater can flow into to filter to pack and carry out the filtration, prevents to filter to pack and flows away from the water trough and fall to the second water drainage tank, and prevents to filter to pack and flow away from overflow water drainage tank when the rainwater is too much in first water drainage tank, prevents to filter to pack extravagantly.

To sum up, the utility model discloses a beneficial technological effect does:

1. rainwater on the expressway can be drained through at least two curb drainage grooves arranged on the curb, so that rainwater at each road section on the expressway is uniformly drained, and traffic accidents caused by water accumulated on the road surface on the expressway in rainy days are reduced;

2. the water is filtered by the filter filler before being discharged to the natural water area, so that the pollution of rainwater to the natural water area is reduced;

3. when rainfall is great, surface gathered water is more, because the filtration that filters the filler leads to the rainwater can't discharge escape canal department rapidly, and when the surface of water in the first water drainage tank was higher than the seting up height of overflow water drainage tank, partial rainwater passed through overflow water drainage tank and discharges escape canal department for the discharge rate of highway road surface rainwater, the security of driving on the rainy day highway improves.

Drawings

FIG. 1 is a sectional view of the present embodiment;

FIG. 2 is an enlarged view at A in FIG. 1;

fig. 3 is a sectional view of the curb in the present embodiment.

In the figure, 1, a curb; 2. a drainage ditch; 3. an expressway; 4. a curb drainage channel; 5. a first inclined plane; 6. an underground drainage channel; 61. a first drainage tank; 62. a second water discharge tank; 63. a third water discharge tank; 7. a partition plate; 8. a water trough; 9. filtering the filler; 10. water-permeable geotextile; 11. an overflow drain tank; 12. a drainage groove; 13. a drainage channel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses an expressway drainage system, which comprises a kerbstone 1 and a drainage ditch 2, wherein the kerbstone 1 is arranged at the edge of an expressway 3, the kerbstone 1 continuously extends along the extending direction of the expressway 3, the extending length of the kerbstone 1 is equal to the extending length of the expressway 3, the drainage ditch 2 is arranged on the building ground at the side part of the expressway 3, the building ground at the side part of the expressway 3 is obliquely arranged, the bottom wall of the drainage ditch 2 is lower than the road surface of the expressway 3 in vertical height, the kerbstone 1 is arranged between the middle part of the road surface of the expressway 3 and the drainage ditch 2, the bottom of one side of the kerbstone 1, which is far away from the drainage ditch 2, is provided with a kerbstone drainage groove 4, the kerbstone 3 is provided with a first inclined surface 5, the bottom end of the first inclined surface 5 is abutted against the kerbstone 1, the bottom end of the notch of the ker, curb water drainage tank 4 is the tubulose groove, and curb water drainage tank 4 is spaced apart to be equipped with along 3 extending direction of highway and is no less than two, and curb water drainage tank 4 slope sets up, and the building ground bottom at 3 both sides of highway is seted up with the communicating secret water drainage tank 6 of curb water drainage tank 4, and curb water drainage tank 4 is higher than the open position of curb water drainage tank 4 on the 6 cell walls of secret water drainage tank on curb 1, and secret water drainage tank 6 communicates with each other with escape canal 2.

The underground drainage groove 6 comprises a first drainage groove 61, a second drainage groove 62 and a third drainage groove 63, the first drainage groove 61 is communicated with the curb drainage groove 4, a partition 7 is horizontally fixed at the bottom of the side wall of the first drainage groove 61, the second drainage groove 62 is arranged below the partition 7, at least two water through grooves 8 are vertically arranged on the partition 7, the third drainage groove 63 is arranged at the bottom of the side wall of the second drainage groove 62 close to the drainage ditch 2, the third drainage groove 63 is communicated with the drainage ditch 2, the third drainage groove 63 is obliquely arranged, the opening position of the third drainage groove 63 on the side wall of the second drainage groove 62 is higher than the opening position of the third drainage groove 63 on the side wall of the drainage ditch 2, the first drainage groove 61 is filled with a filter filler 9, the filter filler 9 comprises an active carbon capable of removing odor and organic matters in water, a permeable blocking sleeve is arranged on the filter filler 9, the permeable blocking sleeve comprises a permeable geotextile 10, the filter filler 9 is wrapped by the permeable geotextile 10, and the permeable geotextile 10 is abutted against the top surface of the partition 7.

The communicating overflow water drainage tank 11 with escape canal 2 is seted up at first escape canal 61 lateral wall top, the geotechnological cloth 10 top surface that permeates water highly is less than the height of seting up of overflow water drainage tank 11 notch on first escape canal 61 lateral wall, the slope of overflow water drainage tank 11 sets up, the open position of overflow water drainage tank 11 on 2 inner walls in escape canal is less than the open position of overflow water drainage tank 11 in first escape canal 61 cell wall department, first escape canal 61 is provided with along 3 extending direction intervals of highway and is no less than two.

Referring to fig. 1 and 3, a drainage groove 12 is formed in the top of a curb 1, a drainage channel 13 is installed on the building ground between the curb 1 and a drainage ditch 2, the drainage channel 13 is a concrete channel, the drainage channel 13 is obliquely arranged along the building ground inclined angle at the side of a highway 3, the drainage channel is communicated with the drainage groove 12 from the top and the drainage ditch 2 from the bottom, the drainage channel 13 is communicated with the drainage groove 12 and the drainage ditch 2 from the drainage channel to the drainage channel, at least two drainage grooves 12 and at least two drainage channels are arranged at intervals along the extension direction of the highway 3, and the arrangement number of the drainage channels 13 is the same as that of the drainage grooves 12.

The implementation principle of the embodiment is as follows: in rainfall weather, after rainwater falls onto the pavement of the expressway 3, the rainwater flows to the curb drainage groove 4 along the first inclined plane 5, the rainwater flows into the first drainage groove 61 from the curb drainage groove 4 and flows onto the permeable geotextile 10, the rainwater penetrates through the permeable geotextile 10 and flows through the filter filler 9, the rainwater is purified by the filter filler 9 and vertically flows downwards under the action of gravity, the purified rainwater penetrates through the permeable geotextile 10 again and falls into the second drainage groove 62 from the water through groove 8, the rainwater in the second drainage groove 62 is discharged into the drainage ditch 2 through the third drainage groove 63 under the action of gravity, and the rainwater in the drainage ditch 2 is finally discharged into natural waters.

When the rainfall is great, the rainfall amount on the expressway 3 is great, a large amount of rainwater is discharged to the first drainage groove 61 through the curb drainage groove 4, the rainwater in the first drainage groove 61 gradually infiltrates into the second drainage groove 62, a large amount of rainwater continuously flows into the first drainage groove 61, the water level in the first drainage groove 61 gradually rises, and when the water level in the first drainage groove 61 rises, part of the rainwater is discharged to the drainage ditch 2 through the overflow drainage groove 11.

When the rainfall is large and the height of the water surface on the road surface of the expressway 3 is higher than the bottom wall of the drainage groove 12, part of the rainwater flows into the drainage channel 13 through the drainage groove 12, and the rainwater in the drainage channel 13 is drained to the drainage ditch 2 under the action of gravity.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a highway drainage system, includes curb (1) and escape canal (2), curb (1) sets up in highway (3) roadside department, escape canal (2) set up subaerially in the building of highway (3) lateral part, curb (1) is located between highway (3) road surface middle part and escape canal (2), its characterized in that: curb drainage tank (4) have been seted up to one side bottom of escape canal (2) is kept away from in curb (1), communicating underground drainage tank (6) with curb drainage tank (4) have been seted up to the building ground bottom of highway (3) lateral part, underground drainage tank (6) communicate with each other with escape canal (2), curb drainage tank (4) are provided with along highway (3) extending direction interval and are no less than two.

2. A highway drainage system according to claim 1, wherein: underground drainage groove (6) include first water drainage tank (61), second water drainage tank (62) and third water drainage tank (63), first water drainage tank (61) communicate with each other with curb water drainage tank (4), first water drainage tank (61) lateral wall bottom is fixed with baffle (7), baffle (7) below is seted up in second water drainage tank (62), vertical water trough (8) of having seted up on baffle (7), third water drainage tank (63) are seted up in second water drainage tank (62) lateral wall department and third water drainage tank (63) communicate with each other with escape canal (2), first water drainage tank (61) intussuseption is filled with and is filtered filler (9).

3. A highway drainage system according to claim 2, wherein: the top of the side wall of the first drainage channel (61) is provided with an overflow drainage channel (11) communicated with the drainage channel (2), and the top surface of the filtering filler (9) is lower than the overflow drainage channel (11) and is provided with a height.

4. A highway drainage system according to claim 2, wherein: the filter packing (9) is provided with a water permeable blocking sleeve, and the filter packing (9) is wrapped by the water permeable blocking sleeve.

5. A highway drainage system according to claim 1, wherein: drainage recess (12) have been seted up at curb (1) top, the building between curb (1) and escape canal (2) is provided with drainage channel (13) subaerially, drainage channel (13) communicate with each other with drainage recess (12), escape canal (2), drainage recess (12) are provided with along highway (3) extending direction interval and are no less than two.

6. A highway drainage system according to claim 1, wherein: the highway (3) roadside department is provided with first inclined plane (5), first inclined plane (5) bottom and curb (1) butt.

7. A highway drainage system according to claim 3, wherein: the overflow drainage groove (11) is obliquely arranged, and the communication end of the overflow drainage groove (11) and the drainage ditch (2) is lower than the communication end of the overflow drainage groove (11) and the first drainage groove (61) at the vertical position.

8. A highway drainage system according to claim 4, wherein: the permeable barrier sleeve comprises a permeable geotextile (10).