CN214739609U - Basement air shaft system suitable for open square - Google Patents
Basement air shaft system suitable for open square Download PDFInfo
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- CN214739609U CN214739609U CN202120190732.7U CN202120190732U CN214739609U CN 214739609 U CN214739609 U CN 214739609U CN 202120190732 U CN202120190732 U CN 202120190732U CN 214739609 U CN214739609 U CN 214739609U
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- air supply
- basement
- supply well
- air
- system suitable
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 7
- 239000010959 steel Substances 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 5
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000009825 accumulation Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 2
- 230000003796 beauty Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of building design, and relates to a basement air shaft system suitable for an open square, which comprises a first air supply shaft, a second air supply shaft and a top cover plate; the first air supply well and the second air supply well are axially arranged in parallel; the top end of the first air supply well is located 200-250 mm below the ground; the height of the top end of the second air supply well extending out of the ground is 180-220 mm; the bottom end of the first air supply shaft is communicated with the basement; the top end of the first air supply well is communicated with the second air supply well through a shutter; the top cover plate is arranged at the top of the second air supply well; the top cover plate is a steel structure grating plate. The utility model does not occupy the ground space of the square, the layout of the square is flexible and beautiful, and the integrity of outdoor greening is ensured; the whole structure of the air shaft is in a fold line shape, so that the air output of the basement is ensured to the maximum extent; preventing water accumulation on the ground.
Description
Technical Field
The utility model belongs to the technical field of architectural design, a basement ventilating shaft system suitable for open square is related to.
Background
The air shaft is a channel for air intake and exhaust in building design, under the condition that no building is arranged at the upper part of the basement, the traditional building air shaft is a vertical straight-through air shaft (as shown in figure 1), the smoke exhaust shaft extends out of the ground, and the top cover of the air shaft is a concrete top cover; the air shaft design is higher than the ground, which can cause great influence on the outdoor square landscape environment, destroy the whole layout of the square, influence the beauty of the square and make the greening and cleaning work more difficult; in addition, when the existing air shaft is in rainy days, rainwater falls on the ground along two sides of the top cover and is drained away from a ground drainage system, but when more rainwater exists, accumulated water cannot be formed on the ground in time in drainage, and inconvenience is brought to pedestrians.
SUMMERY OF THE UTILITY MODEL
Aiming at the technical problems of the existing air shaft, the utility model provides a basement air shaft system which is suitable for an open square, does not occupy the ground space of the square, has flexible and beautiful layout of the square and ensures the integrity of outdoor greening; the whole structure of the air shaft is in a fold line shape, so that the air output of the basement is ensured to the maximum extent; preventing water accumulation on the ground.
In order to realize the purpose, the utility model discloses a technical scheme is:
a basement air shaft system suitable for an open square comprises a first air supply shaft, a second air supply shaft and a top cover plate; the first air supply well and the second air supply well are axially arranged in parallel; the top end of the first air supply well is positioned 250-300 mm below the ground; the height of the top end of the second air supply well extending out of the ground is 180-220 mm; the bottom end of the first air supply shaft is communicated with the basement; the top end of the first air supply well is communicated with the second air supply well through a shutter; the top cover plate is arranged at the top of the second air supply well.
Furthermore, the top cover plate is a steel structure grid plate.
Further, the louver is an aluminum alloy louver; the louver comprises a window body and a plurality of louver blades arranged in the window body; the multiple louver blades are arranged in parallel; and the spacing is 50-80 mm; the louver blade axial direction and the radial contained angle of first blast well between be 45 ~ 60.
Further, the basement air shaft system suitable for the open square further comprises a sealing layer paved on the inner wall of the second air supply shaft.
Further, the basement air shaft system suitable for the open square further comprises a water collecting pit which is arranged at the bottom of the second air supply well and located below the louver.
Further, be applicable to the basement air shaft system in open square still including setting up in the inside radial direction of second blast well and be located shutter top protection network.
Furthermore, the basement air shaft system suitable for the open square further comprises catch basins which are symmetrically arranged on two sides of the top end of the second air supply shaft respectively; the top end of the intercepting ditch is flush with the ground; the bottom end of the intercepting ditch is flush with the top end of the first air supply well.
Further, a cobble layer is laid on the intercepting ditch.
Further, the height of the cobble layer is equal to the height of the top end of the second air supply well extending out of the ground.
The utility model has the advantages that:
1. the utility model provides a basement air shaft system suitable for open square, which comprises a first air supply well, a second air supply well and a top cover plate; the first air supply well and the second air supply well are axially arranged in parallel; the top end of the first air supply well is positioned 250-300 mm below the ground; the height of the top end of the second air supply well extending out of the ground is 180-220 mm; the bottom end of the first air supply shaft is communicated with the basement; the top end of the first air supply well is communicated with the second air supply well through a shutter; the top cover plate is arranged at the top of the second air supply well. The utility model discloses be broken line type air shaft with the design of conventional vertical through-type air shaft, and first air shaft arranges the subsurface in, and the second air shaft stretches out ground height 180 ~ 220mm, and is highly lower, can not occupy outdoor ground view space for ground view design layout is more nimble, and is more pleasing to the eye, has ensured outdoor afforestation's wholeness.
2. The top cover plate provided by the utility model is a steel structure grating plate; make the basement pass through between broken line type air shaft and the ground air and form the convection current, send into the basement with wind, guarantee the basement and ventilate, steel construction grid plate can bear the equipartition load that is greater than 10KN simultaneously, satisfies pedestrian normal passage on the square, guarantees safety.
3. The top end of the first air supply well provided by the utility model is communicated with the second air supply well through a shutter, and the shutter is an aluminum alloy shutter; the louver comprises a window body and a plurality of louver blades arranged in the window body; a plurality of louver blades are arranged in parallel; and the spacing is 50-80 mm; the louver blade axial is 45 ~ 60 with the radial contained angle between the first blast well. When wind enters the basement from the broken line type air shaft channel, the angle of the louver blades is set to ensure the maximum air supply quantity of the air shaft to the maximum extent.
4. The basement air shaft system suitable for the open square provided by the utility model also comprises a water collecting pit which is arranged at the bottom of the second air supply well and is positioned below the louver; the catch basins are symmetrically arranged on two sides of the top end of the second air supply well respectively; the top end of the intercepting ditch is flush with the ground; the bottom end of the intercepting ditch is flush with the top end of the first air supply well; a cobble layer is laid on the intercepting ditch. The height of the cobble layer is equal to the height of the top of the second air supply well extending out of the ground. A water collecting pit is arranged below the communication port of the first air supply well and the second air supply well, so that rainwater is prevented from being poured into the basement from the first air supply well, and rainwater falling into the second air supply well is collected; and the outdoor terrace department in second blast well both sides sets up the catch basin respectively for prevent that rainwater from flowing backward and getting into the second blast well, prevent surface ponding simultaneously.
Drawings
Fig. 1 is a longitudinal sectional structural view of a conventional air shaft system;
fig. 2 is a schematic longitudinal sectional structural view of an air shaft system suitable for an open square provided by the present invention;
wherein:
1-a first air supply well; 2-a second air supply well; 3, a shutter; 31-window; 32-louver blades; 4, a water collecting pit; 5, a protective net; 6, a top cover plate; 7-a sealing layer; 8, intercepting the ditch; 9-cobblestone layer.
Detailed Description
The present invention will now be described in detail with reference to the accompanying drawings and examples.
Examples
The air shaft system will be described by taking the reconstruction and expansion project of a certain railway station square as an example.
Specifically, the width of the square is about 140 meters in south and north, and the length of the square is about 1000 meters in east and west; five underground layers (including two layers of reserved subway stations) and a pedestrian square on the ground.
Referring to fig. 2, the basement air shaft system suitable for the open square provided by the embodiment includes a first air supply shaft 1, a second air supply shaft 2 and a top cover plate 6; the first air supply well 1 and the second air supply well 2 are arranged in parallel in the axial direction; the top end of the first air supply well 1 is positioned 280mm below the ground; the top end of the second air supply well 2 extends out of the ground by 200 mm; the depth of the second air supply well 2 is 2800 mm; the depth of the first air supply well 1 is far greater than that of the second air supply well 2, and the bottom end of the first air supply well 1 is communicated with the basement; the top end of the first air supply well 1 is communicated with the second air supply well 2 through a shutter 3; and a top cover plate 6 is arranged at the top of the second air supply well 2.
In the embodiment, the first air supply well 1 and the second air supply well 2 are both in a quadrangular structure, the second air supply well 2 is arranged on the left side of the first air supply well 1, the first air supply well 1 is adjacent to the second air supply well 2, and the top end of the first air supply well 1 is communicated with the second air supply well 2 through a shutter 3; a vertical broken line type air duct is formed between the first air supply shaft 1 and the second air supply shaft 2, and the air on the ground is sent into the basement.
The louver 3 provided by the embodiment is an aluminum alloy louver; the louver 3 comprises a window 31 and a plurality of louvers 32 arranged in the window 31; a plurality of louver blades 32 are axially arranged in parallel; and the spacing is 50 mm; the angle between the axial direction of the louver blades 32 and the radial direction of the first air supply well 1 is 45 degrees. At the moment, when wind enters from the broken line type air shaft channel, the wind firstly enters the second air supply shaft, then is sent into the first air supply shaft at an inclined angle, finally reaches the basement, and the angle of the louver blades sets the maximum air supply quantity of the guaranteed air shaft to the maximum extent.
The top cover plate 6 provided by the embodiment is a steel structure grid plate. Its size equals with 2 cross sections sizes of second air supply well, can cover on 2 tops of second air supply well, and the grid board can make the basement pass through between broken line type air shaft and the ground air and form the convection current, sends subaerial wind into the basement, guarantees the basement ventilation, and steel construction grid board can bear the equipartition load that is greater than 10KN simultaneously, satisfies pedestrian normal passage on the square, guarantees safety.
The basement air shaft system suitable for the open square provided by the embodiment further comprises a protective net 5 which is arranged in the second air supply shaft 2 in the radial direction and is positioned above the louver 3; preventing large objects from falling into the second feedwell 2.
The basement air shaft system suitable for the open square further comprises a sealing layer 7 paved on the inner wall of the second air supply well 2; the sealing performance of the inner wall of the second air supply well 2 is improved, and the second air supply well 2 of the rainwater bin is effectively prevented from permeating into the first air supply well 1.
The basement air shaft system suitable for the open square provided by the embodiment further comprises a water collecting pit 4 which is arranged at the bottom of the second air supply well 2 and is positioned below the shutter 3; can prevent rainwater from collecting the rainwater that falls into in the second air supply well when pouring into the basement from first air supply well.
The basement air shaft system suitable for the open square further comprises intercepting ditches 8 which are symmetrically arranged on two sides of the outer wall of the top end of the second air supply well 2 respectively; the top end of the intercepting ditch 8 is level with the ground; the bottom end of the intercepting ditch 8 is flush with the top end of the first air supply well 1. The height of the catch basin 8 is 280 mm.
In this embodiment, a cobble layer 9 is laid on the intercepting drain 8. The height of the cobble layer 9 is equal to the height of the top of the second blast well 2 extending out of the ground. The height of the cobble layer 9 is 200 mm.
The embodiment provides an embodiment of a basement air shaft system suitable for an open square, and the utility model discloses when specifically designing, the maximum depth of the top end of the first air supply shaft 1 under the ground is 300mm, and the minimum depth is 250mm for different squares; the maximum height of the top end of the second air supply well 2 extending out of the ground is 220mm, and the minimum height of the top end of the second air supply well extending out of the ground is 180 mm; a plurality of louver blades 32 are axially arranged in parallel; and the maximum spacing is 80 mm; the included angle between the axial direction of the louver blades 32 and the radial direction of the first air supply well 1 is 60 degrees at most, and a broken line type air supply channel is formed at the moment, so that the air supply quantity is large; the air shaft system cannot extend out of the ground too high, so that the flexible and attractive square layout is ensured, and the integrity of outdoor greening is ensured; the water accumulation on the ground is effectively prevented; the safety is good.
Claims (9)
1. The utility model provides a basement air shaft system suitable for open square which characterized in that: the basement air shaft system suitable for the open square comprises a first air supply shaft (1), a second air supply shaft (2) and a top cover plate (6); the first air supply well (1) and the second air supply well (2) are axially arranged in parallel; the top end of the first air supply well (1) is positioned 250-300 mm below the ground; the height of the top end of the second air supply well (2) extending out of the ground is 180-220 mm; the bottom end of the first air supply well (1) is communicated with the basement; the top end of the first air supply well (1) is communicated with the second air supply well (2) through a shutter (3); the top cover plate (6) is arranged at the top of the second air supply well (2).
2. The basement air shaft system suitable for open squares of claim 1, wherein: the top cover plate (6) is a steel structure grating plate.
3. The basement air shaft system suitable for open squares of claim 2, wherein: the louver (3) is an aluminum alloy louver; the louver (3) comprises a window body (31) and a plurality of louver blades (32) arranged in the window body (31); the multiple louver blades (32) are arranged in parallel; and the spacing is 50-80 mm; the louver blade (32) is axially arranged at an included angle of 45-60 degrees with the radial direction of the first air supply well (1).
4. The basement air shaft system suitable for open squares according to any of claims 1-3, wherein: the basement air shaft system suitable for the open square further comprises a sealing layer (7) paved on the inner wall of the second air supply well (2).
5. The basement air shaft system suitable for open squares of claim 4, wherein: the basement air shaft system suitable for the open square further comprises a water collecting pit (4) which is arranged at the bottom of the second air supply well (2) and is located below the shutter (3).
6. The basement air shaft system suitable for open squares of claim 5, wherein: the basement air shaft system suitable for the open square further comprises a protective net (5) which is arranged on the second air supply shaft (2) in the radial direction and is positioned above the louver (3).
7. The basement air shaft system suitable for open squares of claim 6, wherein: the basement air shaft system suitable for the open square further comprises intercepting ditches (8) which are symmetrically arranged on two sides of the top end of the second air supply shaft (2) respectively; the top end of the intercepting ditch (8) is flush with the ground; the bottom end of the intercepting ditch (8) is flush with the top end of the first air supply well (1).
8. The basement air shaft system suitable for open squares of claim 7, wherein: and a cobble layer (9) is laid on the intercepting ditch (8).
9. The basement air shaft system suitable for open squares of claim 8, wherein: the height of the cobble layer (9) is equal to the height of the top end of the second air supply well (2) extending out of the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120190732.7U CN214739609U (en) | 2021-01-22 | 2021-01-22 | Basement air shaft system suitable for open square |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120190732.7U CN214739609U (en) | 2021-01-22 | 2021-01-22 | Basement air shaft system suitable for open square |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214739609U true CN214739609U (en) | 2021-11-16 |
Family
ID=78640941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120190732.7U Expired - Fee Related CN214739609U (en) | 2021-01-22 | 2021-01-22 | Basement air shaft system suitable for open square |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214739609U (en) |
-
2021
- 2021-01-22 CN CN202120190732.7U patent/CN214739609U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211116 |
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| CF01 | Termination of patent right due to non-payment of annual fee |