CN218911260U - A keep off drainage structures for subway station access & exit - Google Patents
A keep off drainage structures for subway station access & exit Download PDFInfo
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- CN218911260U CN218911260U CN202223052297.5U CN202223052297U CN218911260U CN 218911260 U CN218911260 U CN 218911260U CN 202223052297 U CN202223052297 U CN 202223052297U CN 218911260 U CN218911260 U CN 218911260U
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Abstract
The utility model discloses a water blocking and draining structure for an entrance and an exit of a subway station, and relates to the field of municipal engineering. The device comprises an in-situ panel, a water retaining and entering structure, a water collecting structure, a station inlet drainage bottom plate, a station inlet bottom plate and a drainage structure; the water retaining and entering structure is a multi-stage ladder structure, and each stage ladder structure comprises a pedal and a water retaining panel; the catchment structure comprises a water inlet slope and a catchment channel; the cross section of the catchment canal is V-shaped, and the bottom of the catchment canal is provided with a plurality of drain holes; the drainage structure is connected with the drainage hole at the bottom of the catchment canal. The utility model can solve the problem of water blocking and draining at the entrance and the exit of the station in heavy rainfall weather.
Description
Technical Field
The utility model relates to the field of municipal engineering, in particular to a water blocking and draining structure for an entrance and an exit of a subway station.
Background
The urban subway station is generally arranged underground, an entrance and an exit of the station are positioned above the ground, and the subway entrance and the exit are channel buildings for personnel and materials to enter and exit the subway station; generally comprises a stepped passage, a horizontal passage door, a building with a floor at the mouth, and the like.
Along with the change brought by the development of the city, the city is more prone to waterlogging and disaster, and brings serious threat to the development of the subway, and once flood is poured in, serious economic loss is caused. At present, the entrance and exit of the station are generally higher than the ground by a certain distance so as to prevent external water from being poured into the station; but this also increases the cost of the station civil engineering and has poor appearance effect. When emergency is encountered, in order to prevent flood from flowing backward into the station from the station entrance and exit, subway staff have to prepare a large number of sand bags to prepare flood to stop flood temporarily, but the operation is very inconvenient in the mode, and the sand bags are stacked to influence the use and the neatness of the station; the measures of the water blocking threshold are used for blocking flood disasters, but most of the water blocking thresholds are poor in use effect and cannot effectively prevent flood backflow stations, or are complex in operation and inconvenient to use.
Therefore, in the building process of the subway entrance, considering the combination with the surrounding terrain, on the basis of not excessively improving the height of the entrance, the prior structure is improved and upgraded, and the water blocking and draining structure which enables the design of the subway entrance to be more attached to the urban flood control and drainage planning, reduces the engineering construction investment cost and improves the appearance effect of the subway entrance is very necessary.
Disclosure of Invention
The utility model aims to overcome the defects of the background technology and provides a water blocking and draining structure for an entrance and an exit of a subway station.
In order to achieve the above purpose, the technical scheme of the utility model is as follows: a keep off drainage structures for subway station access & exit, its characterized in that: the water retaining device comprises a site panel, a water retaining and entering structure connected with the upper part of the site panel, a water collecting structure connected with the back water end of the site panel, a station inlet drain bottom plate connected with the back water end of the water retaining and entering structure, a station inlet bottom plate connected with the back water end of the station inlet drain bottom plate, and a water draining structure connected with the water collecting structure; the water retaining and entering structure is a multi-stage ladder structure, and each stage ladder structure comprises a pedal and a water retaining panel; the water baffle panel is provided with a plurality of water inlets;
the water collecting structure comprises a water inlet slope connected with the in-situ panel and a water collecting channel connected with the water inlet slope; the cross section of the catchment channel is V-shaped, and the bottom of the catchment channel is provided with a plurality of drain holes;
the drainage structure is connected with the drainage hole at the bottom of the catchment canal.
In the technical scheme, the water-retaining and water-entering device further comprises a top drainage structure positioned between the water-retaining and water-entering structure and the station inlet drainage bottom plate, wherein the top drainage structure comprises a first water collecting plate, a second water collecting plate and a strip-shaped drainage grid positioned between the first water collecting plate and the second water collecting plate; the first water collecting plate is connected with the water retaining and entering structure, and the second water collecting plate is connected with the station inlet drainage bottom plate.
In the technical scheme, the catchment channel is connected with the station inlet drainage bottom plate through the first side wall; a top plate is arranged on the water side of the first side wall; the water facing end of the top plate is connected with the second side wall; and the top of the second side wall is connected with the bottom of the second water collecting plate.
In the technical scheme, the drainage structure comprises a conical pipe connected with the drain hole at the bottom of the catchment canal, a drainage main pipe and a drainage bent pipe with two ends respectively connected with the conical pipe and the drainage main pipe.
In the above technical solution, the in-situ panel includes a horizontal section located on the water side and a slope section located on the back water side; the water facing side of the gradient section is higher than the back water side; the water retaining and entering structure is connected with the upper part of the in-situ panel; the catchment structure is connected with the slope section.
In the technical scheme, the pedal has a gradient, the water facing side of the pedal is lower than the water backing side, and the upper surface of the pedal is serrated; the water retaining panel inclines to the back water side, and a filter screen is arranged on a water inlet of the water retaining panel.
In the above technical scheme, first catchment board and second catchment board all are equipped with the slope, and first catchment board is higher than the back water side towards the water side, and the second catchment board is lower than the back water side towards the water side.
In the technical scheme, soil stones are arranged in a cavity formed among the station inlet drain bottom plate, the first side wall, the top plate and the second side wall; and the periphery of the water collecting structure and the drainage structure are filled with soil stones.
In the technical scheme, the pedal at the top of the multi-stage ladder structure is connected with the first water collecting plate, and the two ends of the rest pedals are respectively connected with the water retaining panel and the water draining plate; the drain board is provided with a slope and the water facing side is higher than the back water side, and the water retaining panel is provided with a slope and the water facing side is lower than the back water side.
In the above technical solution, the plurality of drainage plates are fixedly connected through a plurality of support columns; the pedal at the top of the multi-stage ladder structure is fixedly connected with the first water collecting plate and the drain plate below through a plurality of double-arm supports; the double-arm support comprises a vertical arm and an inclined arm, the pedal at the top of the multi-stage ladder structure is fixedly connected with the drain board through the vertical arm, and the first water collecting board is fixedly connected with the drain board through the inclined arm; a transition piece is disposed between the inclined arm and the first catchment plate.
Compared with the prior art, the utility model has the following advantages:
1) The utility model can solve the problem of water blocking and draining at the entrance and the exit of the station in heavy rainfall weather.
2) The filter screen is arranged on the water inlet hole of the water retaining panel, so that on one hand, large-diameter impurities can be filtered, and on the other hand, the water inlet is blocked, and the life and property safety of people is ensured.
3) The water retaining and water feeding structure is a multi-stage ladder structure, and the water retaining structures at all stages are mutually independent, so that the purposes of stage drainage and reduction of drainage pressure are realized.
4) The water inlet slope and the V-shaped water collecting channel in the water collecting structure can buffer the impact force of water flow and reduce the damage of the water flow to the structure.
5) The pedal is provided with the gradient, and the water retaining panel which is obliquely arranged is matched, so that rainwater can be discharged along the gradient, and rainwater is prevented from being gathered.
6) The pedal of each stage is communicated with the top drainage structure, so that rainwater is prevented from entering the water collecting structure due to the increase of air pressure in the structure, and the drainage function of the utility model is prevented from being influenced.
7) The station entrance drainage bottom plate at the top can block rainwater which overflows the top drainage structure and drain the rainwater to the top drainage structure along a slope, so that the rainwater is prevented from entering the station.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural view of a water blocking and entering structure.
Fig. 3 is a side view of the water blocking structure.
Fig. 4 is a schematic structural view of a catchment structure and a drainage structure.
The water-retaining device comprises a 1-in-situ panel, an 11-horizontal section, a 12-gradient section, a 2-water-retaining water-entering structure, a 21-pedal, a 22-water-retaining panel, a 23-filter screen, a 24-drainage plate, a 25-support column, a 26-double-arm support, a 261-vertical arm, a 262-inclined arm, a 263-transition piece, a 3-catchment structure, a 31-water-entering slope, a 32-catchment channel, a 33-first side wall, a 34-top plate, a 35-second side wall, a 4-station inlet drainage bottom plate, a 5-station inlet bottom plate, a 6-drainage structure, a 61-conical pipe, a 62-drainage elbow pipe, a 621-vertical pipe section, a 622-horizontal pipe section, a 63-drainage manifold, a 7-top drainage structure, a 71-first catchment plate, a 72-second catchment plate, a 73-strip-shaped drainage grid and 8-soil stone.
Detailed Description
The following detailed description of the utility model is, therefore, not to be taken in a limiting sense, but is made merely by way of example. While making the advantages of the present utility model clearer and more readily understood by way of illustration.
As can be seen with reference to the accompanying drawings: a keep off drainage structures for subway station access & exit, its characterized in that: the water retaining and water entering device comprises a site panel 1, a water retaining and water entering structure 2 connected with the upper part of the site panel 1, a water collecting structure 3 connected with the back water end of the site panel 1, a station inlet drain bottom plate 4 connected with the back water end of the water retaining and water entering structure 2, a station inlet bottom plate 5 connected with the back water end of the station inlet drain bottom plate 4, and a drain structure 6 connected with the water collecting structure 3; the water retaining and entering structure 2 is a multi-stage ladder structure, and each stage ladder structure comprises a pedal 21 and a water retaining panel 22; the water baffle panel 22 is provided with a plurality of water inlets;
the catchment structure 3 comprises a water inlet slope 31 connected with the in-situ panel 1 and a catchment channel 32 connected with the water inlet slope 31; the cross section of the catchment channel 32 is V-shaped, and a plurality of drain holes are formed in the bottom of the catchment channel 32;
the drain structure 6 is connected with drain holes at the bottom of the catchment channel 32.
The water-retaining and water-entering device further comprises a top water-draining structure 7 positioned between the water-retaining and water-entering structure 2 and the station inlet water-draining bottom plate 4, wherein the top water-draining structure 7 comprises a first water-collecting plate 71, a second water-collecting plate 72 and a strip-shaped water-draining grating 73 positioned between the first water-collecting plate 71 and the second water-collecting plate 72; the first water collecting plate 71 is connected with the water retaining and entering structure 2, and the second water collecting plate 72 is connected with the station inlet drain bottom plate 4.
The catchment channel 32 is connected with the station inlet drainage bottom plate 4 through a first side wall 33; a top plate 34 is arranged on the water side of the first side wall 33; the water facing end of the top plate 34 is connected with a second side wall 35; the top of the second side wall 35 is connected to the bottom of the second water collecting plate 72.
The drainage structure 6 comprises a conical pipe 61 connected with a drainage hole at the bottom of the water collecting channel 32, a drainage main pipe 63 and a drainage bent pipe 62 with two ends respectively connected with the conical pipe 61 and the drainage main pipe 63. The in-situ panel 1 comprises a horizontal section 11 positioned on the water side and a gradient section 12 positioned on the back water side; the water facing side of the slope section 12 is higher than the back water side; the water retaining and entering structure 2 is connected with the upper part of the in-situ panel; the catchment structure 3 is connected with a slope section 12.
The pedal 21 has a gradient, the water side of the pedal 21 is lower than the back water side, and the upper surface of the pedal 21 is serrated; the water baffle panel 22 inclines to the back water side, and a filter screen 23 is arranged on the water inlet hole of the water baffle panel 22.
The first water collecting plate 71 and the second water collecting plate 72 are both provided with slopes, the water facing side of the first water collecting plate 71 is higher than the back water side, and the water facing side of the second water collecting plate 72 is lower than the back water side.
The pedal 21 at the top of the multi-stage ladder structure is connected with a first water collecting plate 71, and the two ends of the rest of the pedal 21 are respectively connected with a water retaining panel 22 and a water draining plate 24; the drain plate 24 is provided with a slope and the water facing side is higher than the back water side, and the water retaining panel 22 is provided with a slope and the water facing side is lower than the back water side.
The plurality of drain boards 24 are fixedly connected through a plurality of support columns 25; the pedal 21 at the top of the multi-stage ladder structure is fixedly connected with the first water collecting plate 71 and the lower water discharging plate 24 through a plurality of double-arm supports 26; the double-arm support 26 comprises a vertical arm 261 and an inclined arm 262, the pedal 21 at the top of the multi-stage ladder structure is fixedly connected with the drain board 24 through the vertical arm 261, and the first water collecting board 71 is fixedly connected with the drain board 24 through the inclined arm 262; a transition piece 263 is provided between the inclined arm 262 and the first water collecting plate 71.
The water facing side of the station inlet drain bottom plate 4 is lower than the back water side.
The drain elbow 62 comprises a vertical pipe section 621 and a horizontal pipe section 622, the lower end of the conical pipe 61 is fixedly connected with the vertical pipe section 621, and the horizontal pipe section 622 is fixedly connected with the drain header 63.
The water inlet slope 31, the catchment channel 32, the first side wall 33, the top plate 34 and the second side wall 35 are all reinforced concrete.
In actual use, the water retaining and entering structure 2 is of a three-stage ladder structure, according to rainfall weather of different intensities, if the water level reaches the height of the water retaining panel 22 of the first stage, rainwater enters the ladder of the first stage through the filter screen 23, is discharged into the water collecting structure 3 along the gradient section 12 of the in-situ panel 1, the water entering slope 31 in the water collecting structure 3 can buffer the impact force of water flow, the damage of the water flow to the structure is reduced, the water collecting channel 32 in the water collecting structure 3 is V-shaped, water can be collected, the slope structures on the two sides of the water collecting structure can buffer the impact force of the water flow to the water collecting channel 32, then the rainwater enters the drainage elbow pipe 62 through the conical pipe 61, then enters the drainage header pipe 63 through the drainage elbow pipe 62, and finally the rainwater is discharged;
if the water level exceeds the height of the first-stage water retaining panel 22, rainwater enters the first-stage water retaining panel 22 and the second-stage water retaining panel 22 through the filter screen 23, the rainwater entering the first-stage water retaining panel 22 is discharged into the water collecting structure 3 through the slope section 12 of the in-situ panel 1, and the rainwater entering the second-stage water retaining panel 22 is discharged into the water collecting structure 3 through the drain board 24 fixedly connected with the first-stage pedal 21;
if the water level rises again, the drainage principle is the same as above; the roof drain structure 7 may also drain the overflow rainwater into the catchment structure 3 if the water level overflows the top surface of the step 21 of the highest level;
the footboard 21 is equipped with the slope, and the manger plate panel 22 that the cooperation slope set up can be followed the slope with the rainwater and discharged, prevents that the rainwater from gathering, and station entry drainage bottom plate 4 can block the rainwater that overflows top drainage structure 7 and along the slope discharge to top drainage structure 7, prevents that the rainwater from getting into in the station.
Other non-illustrated parts are known in the art.
Claims (10)
1. A keep off drainage structures for subway station access & exit, its characterized in that: the water-retaining device comprises a site panel (1), a water retaining and entering structure (2) connected with the upper part of the site panel (1), a water collecting structure (3) connected with the back water end of the site panel (1), a station inlet drainage bottom plate (4) connected with the back water end of the water retaining and entering structure (2), a station inlet bottom plate (5) connected with the back water end of the station inlet drainage bottom plate (4) and a drainage structure (6) connected with the water collecting structure (3); the water retaining and entering structure (2) is a multi-stage ladder structure, and each stage ladder structure comprises a pedal (21) and a water retaining panel (22); the water baffle panel (22) is provided with a plurality of water inlets;
the catchment structure (3) comprises a water inlet slope (31) connected with the in-situ panel (1) and a catchment channel (32) connected with the water inlet slope (31); the cross section of the catchment channel (32) is V-shaped, and a plurality of drain holes are formed in the bottom of the catchment channel (32);
the drainage structure (6) is connected with a drainage hole at the bottom of the catchment channel (32).
2. A drainage structure for subway station doorway according to claim 1, wherein: the water-retaining and water-entering device further comprises a top water-draining structure (7) positioned between the water-retaining and water-entering structure (2) and the station inlet water-draining bottom plate (4), wherein the top water-draining structure (7) comprises a first water-collecting plate (71), a second water-collecting plate (72) and a strip-shaped water-draining grid (73) positioned between the first water-collecting plate (71) and the second water-collecting plate (72); the first water collecting plate (71) is connected with the water retaining and entering structure (2), and the second water collecting plate (72) is connected with the station inlet drainage bottom plate (4).
3. A drainage structure for subway station doorway according to claim 2, wherein: the catchment channel (32) is connected with the station inlet drainage bottom plate (4) through a first side wall (33); a top plate (34) is arranged on the water side of the first side wall (33); the water facing end of the top plate (34) is connected with the second side wall (35); the top of the second side wall (35) is connected with the bottom of the second water collecting plate (72).
4. A drainage structure for a subway station doorway according to claim 3, wherein: the drainage structure (6) comprises a conical pipe (61) connected with a drain hole at the bottom of the catchment channel (32), a drainage main pipe (63) and a drainage bent pipe (62) with two ends respectively connected with the conical pipe (61) and the drainage main pipe (63).
5. The water blocking and draining structure for a subway station doorway according to claim 4, wherein: the in-situ panel (1) comprises a horizontal section (11) positioned on the water side and a gradient section (12) positioned on the back water side; the water facing side of the gradient section (12) is higher than the back water side; the water retaining and entering structure (2) is connected with the upper part of the in-situ panel (1); the catchment structure (3) is connected with the gradient section (12).
6. A drainage structure for a subway station doorway according to claim 5, wherein: the pedal (21) has a gradient, the water facing side of the pedal (21) is lower than the water backing side, and the upper surface of the pedal (21) is in a zigzag shape; the water retaining panel (22) inclines towards the back water, and a filter screen (23) is arranged on the water inlet of the water retaining panel (22).
7. The water blocking and draining structure for a subway station doorway according to claim 6, wherein: the first water collecting plate (71) and the second water collecting plate (72) are both provided with slopes, the water facing side of the first water collecting plate (71) is higher than the back water side, and the water facing side of the second water collecting plate (72) is lower than the back water side.
8. A drainage structure for subway station doorway according to claim 7, wherein: soil stones (8) are arranged in a cavity formed among the station inlet drain bottom plate (4), the first side wall (33), the top plate (34) and the second side wall (35); the periphery of the water collecting structure (3) and the water discharging structure (6) are filled with soil stones (8).
9. A drainage structure for subway station doorway according to claim 8, wherein: the pedal (21) at the top of the multi-stage ladder structure is connected with a first water collecting plate (71), and two ends of the rest of the pedals (21) are respectively connected with a water retaining panel (22) and a water draining plate (24); the drain board (24) is provided with a slope and the water facing side is higher than the back water side, and the water retaining panel (22) is provided with a slope and the water facing side is lower than the back water side.
10. A drainage structure for subway station doorway according to claim 9, wherein: the plurality of drainage plates (24) are fixedly connected through a plurality of support columns (25); the pedal (21) at the top of the multi-stage ladder structure is fixedly connected with the first catchment plate (71) and the drain plate (24) below through a plurality of double-arm supports (26); the double-arm support (26) comprises a vertical arm (261) and an inclined arm (262), the pedal (21) at the top of the multi-stage ladder structure is fixedly connected with the drain board (24) through the vertical arm (261), and the first water collecting board (71) is fixedly connected with the drain board (24) through the inclined arm (262); a transition piece (263) is arranged between the inclined arm (262) and the first water collecting plate (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223052297.5U CN218911260U (en) | 2022-11-15 | 2022-11-15 | A keep off drainage structures for subway station access & exit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223052297.5U CN218911260U (en) | 2022-11-15 | 2022-11-15 | A keep off drainage structures for subway station access & exit |
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| Publication Number | Publication Date |
|---|---|
| CN218911260U true CN218911260U (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223052297.5U Active CN218911260U (en) | 2022-11-15 | 2022-11-15 | A keep off drainage structures for subway station access & exit |
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| Country | Link |
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| CN (1) | CN218911260U (en) |
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- 2022-11-15 CN CN202223052297.5U patent/CN218911260U/en active Active
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