CN207727855U - A kind of siphonic drainage system - Google Patents
A kind of siphonic drainage system Download PDFInfo
- Publication number
- CN207727855U CN207727855U CN201721345809.3U CN201721345809U CN207727855U CN 207727855 U CN207727855 U CN 207727855U CN 201721345809 U CN201721345809 U CN 201721345809U CN 207727855 U CN207727855 U CN 207727855U
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- China
- Prior art keywords
- rainwater
- cover
- control
- inlet opening
- current limliting
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000010276 construction Methods 0.000 claims abstract description 3
- 238000006073 displacement reaction Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
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Abstract
The utility model proposes a kind of siphonic drainage systems, including several rainwater control units, rainwater exhaust unit, cantalever tube and standpipe；Rainwater control unit is connect by taking over rainwater exhaust unit respectively；Rainwater control unit is mounted on roof structure layer, and rainwater control unit is connect with horizontally disposed cantalever tube；Cantalever tube is connect with standpipe；Rainwater control unit includes that roof drain and control are covered；It is covered equipped with the control surface of roof drain；In control cover lower face installation roof construction layer, control cover is inverted ladder type structure, and control cover includes current limliting cover and desilting bucket；The top of current limliting cover and side wall are equipped with ladder type inlet opening, and rainwater exhaust unit includes the first delivery pipe and the second delivery pipe；Several unhurried current blocks are equipped in standpipe；Unhurried current block is interspersed.The beneficial effects of the utility model：Ensure controllable displacement while Quick drainage, prevents flood；The overbottom pressure and flow velocity for reducing system standpipe water outlet prevent the exceeded situation of negative pressure.
Description
Technical field
The utility model is related to a kind of siphonic drainage system, the siphonic drainage system on especially a kind of roofing.
Background technology
With the development of society, siphonic drainage system meets the rainwater emission request built now, at rainfall initial stage,
When rainwater depth on roofing is shallower, the principle of rainwater utilization gravity is drained, after rainfall increases, the water level on roofing
When reaching certain height, roof drain can separate air automatically, and to generate siphon, drainage system is efficiently drained.
But also, to reduce roof leakage probability, mitigate roofing there are some defects in current siphonic drainage system
Waterproofing pressure, siphon drainge system need that quickly the water on roofing is discharged；Meanwhile the area larger in long-term average rainfall,
If siphon drainge system is only for the purpose of Quick drainage, the discharge of rainwater cannot be controlled by siphonic system, and rainwater is largely fast
Speed discharge, it is easy to cause urban waterlogging disaster.In addition, some building heights are too high, by the water overbottom pressure and flow velocity of standpipe discharge
It is all relatively large, the negative pressure in siphon drainge system can be caused exceeded, drainage system is unable to proper drainage, meanwhile, to ground
It impacts larger.
Utility model content
For the above problem in the prior art, the utility model proposes a kind of siphonic drainage systems, are ensureing soon
While speed draining, displacement can also be controlled, flood is prevented.Meanwhile reduce system standpipe water outlet overbottom pressure and
Flow velocity prevents the exceeded situation of negative pressure.
To achieve the above object, the technical solution adopted in the utility model is as follows：
A kind of siphonic drainage system, including several rainwater control units, rainwater exhaust unit, cantalever tube and standpipe；
The rainwater control unit is connect by taking over the rainwater exhaust unit respectively；The rainwater control unit is mounted on roof
On structure sheaf, the rainwater control unit is connect with the horizontally disposed cantalever tube；The cantalever tube is connect with the standpipe；
The rainwater control unit includes that roof drain and control are covered；It is described to control the top for covering at the roof drain；Institute
It states control cover lower face to be mounted in roof construction layer, the control cover is inverted ladder type structure, and the control cover includes current limliting cover
With desilting bucket；The current limliting cover and desilting bucket are integrally formed；The desilting bucket is mounted on the lower section of the current limliting cover；
The top of the current limliting cover is equipped with inlet opening；The side wall of the current limliting cover is equipped with ladder type inlet opening, the ladder type
Inlet opening includes different the first inlet opening and the second inlet opening of sectional area；
The desilting bucket is inverted ladder type structure；
The rainwater exhaust unit includes the first delivery pipe and the second delivery pipe；One end of second delivery pipe with it is described
First delivery pipe connects, and the other end is connect with the cantalever tube；
Several unhurried current blocks are equipped in the standpipe；The unhurried current block is interspersed.
Preferably, the sectional area D1 of first inlet opening is more than the sectional area D2 of first inlet opening；Described second
Inlet opening is located on the lateral wall of the current limliting cover.
Preferably, the unhurried current block height is different.
Preferably, a radome fairing is set on the roof drain.
Preferably, safety valve is set on second delivery pipe.
Compared with prior art, the beneficial effects of the utility model are mainly reflected in：
(1) by being arranged rainwater exhaust unit and rainwater control unit, rainwater exhaust unit is equipped with the first delivery pipe and the
Two delivery pipes, when rainwater discharge capacity is larger, the current limliting cover in rainwater control unit is inverted trapezoidal structure, it is possible to increase the row of rainwater
Put area；It is that the safety valve on the second delivery pipe is opened when rainwater pressure is more than defined pressure value, in rainwater exhaust unit
The water that the suction of cantalever tube is discharged by the first delivery pipe and the second delivery pipe simultaneously, siphon amount are larger, it can be achieved that Quick drainage；Rain
The side wall of current limliting cover in water control unit and top are equipped with inlet opening, displacement are can control, when the rainwater storage on roofing
When relatively small, rainwater can enter roof drain by the inverted trapezoidal inlet opening on side wall, when rainfall becomes larger, the rain on roofing
When water height is higher than the top of current limliting cover, the inlet opening at the top of current limliting cover can also be drained.
(2) rainwater control unit includes integrally formed current limliting cover and inverted ladder type desilting bucket, on the side wall of current limliting cover into
Water hole is inverted ladder type structure and smaller mouth is located on lateral wall, can filter the silt in rainwater, prevents from entering in roof drain.
Since desilting bucket is inverted ladder type structure, the silt in more sharp rainwater is accumulated in desilting bucket.Further, since current limliting cover and desilting bucket
It is integrally formed, it is easy for installation, and the cleaning of desilting bucket is convenient.
(4) standpipe example is equipped with the unhurried current block of interlaced arrangement, and when rainwater flows into standpipe, unhurried current block can constantly change flow
Direction, similar to the curve of spiral, overbottom pressure and flow velocity reduce the movement locus of flow when flow reaches water outlet, and being capable of maintainer
The stability for negative pressure of uniting, is not in the exceeded phenomenon of negative pressure.
(5) it by installing radome fairing, prevents air and rainwater from flowing into roof drain together, reduces the drainage efficiency of system.
Description of the drawings
Fig. 1 is the structural schematic diagram of the siphonic drainage system of one embodiment of the utility model；
Fig. 2 is the enlarged diagram of the control unit of one embodiment of the utility model；
Fig. 3 is the structural schematic diagram of the standpipe of one embodiment of the utility model.
Wherein, 1, rainwater control unit, 2, cantalever tube, 3, standpipe, 4, rainwater exhaust unit, 5, roofing, 6, safety valve,
11, radome fairing, 12, roof drain, 13, current limliting cover, 14, desilting bucket, 15, trapezoidal inlet opening, the 41, first delivery pipe, 42, second row
Put pipe.
Specific implementation mode
Below in conjunction with attached drawing, the technical solution of the utility model is further described.
As shown in Figure 1, the utility model proposes a kind of siphonic drainage systems, including several rainwater control units 1,
Rainwater exhaust unit 4, cantalever tube 2 and standpipe 3；Several described rainwater control units 1 are arranged by taking over the rainwater respectively
Put the connection of unit 4；The rainwater control unit 4 be mounted on roofing 5 on, the rainwater control unit 4 with it is described horizontally disposed
Cantalever tube 2 connects；The cantalever tube 2 is connect with the standpipe 3, and rainwater passes through rainwater control unit 1, flows into rainwater exhaust unit
4, by the swabbing action of cantalever tube 2, into the interior discharge of standpipe 3.
It is covered as shown in Fig. 2, the rainwater control unit 1 includes roof drain 12 and control；The surface of the roof drain 12
It is covered equipped with the control；In control cover lower face installation 5 structure sheaf of roofing, the control cover is inverted ladder type structure, can be expanded
The discharge area of big rainwater；The control cover includes current limliting cover 13 and desilting bucket 14, and current limliting cover 13 can control the discharge capacity of rainwater；
The current limliting cover 13 and desilting bucket 14 are integrally formed, easy cleaning desilting bucket；The desilting bucket 14 is mounted on the current limliting cover 13
Lower section；In the present embodiment, radome fairing 11 is set on the roof drain 12, prevents air and rainwater from flowing into roof drain together,
The drainage efficiency of reduction system.
Specifically, the top of the current limliting cover 13 is equipped with inlet opening；The side wall of the current limliting cover 13 is intake equipped with ladder type
Hole 15, when the rainwater storage on roofing is relatively small, rainwater can be entered by the inverted trapezoidal inlet opening 15 on 13 side wall of current limliting cover
Roof drain, when rainfall becomes larger, when the rainwater height on roofing is higher than the top of current limliting cover 13,13 top of current limliting cover into
Water hole can also be drained, and be compared with inverted trapezoidal inlet opening 15 since the top of current limliting cover 13 is equipped with inlet opening, relatively small, so
Achieve the purpose that control displacement.The ladder type inlet opening 15 include the first inlet opening (figure do not mark) that sectional area is D1 and
The second inlet opening (figure do not mark) that sectional area is D2, wherein the sectional area of first inlet opening is D1 be more than described second into
The sectional area D2 in water hole.In the present embodiment, second inlet opening is located on the lateral wall of the current limliting cover 13, can be by rainwater
In silt filtering, prevent its enter roof drain in；
The desilting bucket 14 is inverted ladder type structure, utilizes silting.
The rainwater exhaust unit 4 includes the first delivery pipe 41 and the second delivery pipe 42；The one of second delivery pipe 42
End is connect with first delivery pipe 41, and the other end is connect with the cantalever tube 2, can discharge rainwater simultaneously, increases cantalever tube 3
Siphon amount.Further, safety valve 6 is set on second delivery pipe 42.
Several different unhurried current blocks (not shown) of height are equipped in the standpipe 3；The unhurried current block is interspersed,
When rainwater flows into standpipe, unhurried current block can constantly change the direction of flow, and the movement locus of flow (is such as schemed similar to the curve of spiral
Shown in 3), overbottom pressure and flow velocity reduce when flow reaches water outlet, and can keep the stability of system negative pressure, are not in negative pressure
Exceeded phenomenon.
To sum up, the beneficial effects of the utility model are mainly reflected in：
(1) by being arranged rainwater exhaust unit and rainwater control unit, rainwater exhaust unit is equipped with the first delivery pipe and the
Two delivery pipes, when rainwater discharge capacity is larger, the current limliting cover in rainwater control unit is inverted trapezoidal structure, it is possible to increase the row of rainwater
Area is put, is that the safety valve on the second delivery pipe is opened when rainwater pressure is more than defined pressure value, in rainwater exhaust unit
The water that the suction of cantalever tube is discharged by the first delivery pipe and the second delivery pipe simultaneously, siphon amount are larger, it can be achieved that Quick drainage；
The side wall of current limliting cover in rainwater control unit and top are equipped with inlet opening, displacement are can control, when on roofing
Rainwater storage it is relatively small when, rainwater can enter roof drain by the inverted trapezoidal inlet opening on side wall, when rainfall becomes larger,
When rainwater height on roofing is higher than the top of current limliting cover, the inlet opening at the top of current limliting cover can also be drained, due to current limliting cover
Top be equipped with inlet opening and inverted trapezoidal inlet opening ratio, it is relatively small, so having achieved the purpose that control displacement.
(2) rainwater control unit includes integrally formed current limliting cover and inverted ladder type desilting bucket, on the side wall of current limliting cover into
Water hole is inverted ladder type structure and smaller mouth is located on lateral wall, can filter the silt in rainwater, prevents it from entering roof drain
In.Since desilting bucket is inverted ladder type structure, the silt in more sharp rainwater is accumulated in desilting bucket.Further, since current limliting cover and heavy
Sha Dou is integrally formed, easy for installation, and the cleaning of desilting bucket is convenient.
(4) standpipe example is equipped with the unhurried current block of interlaced arrangement, and when rainwater flows into standpipe, unhurried current block can constantly change flow
Direction, similar to the curve of spiral, overbottom pressure and flow velocity reduce the movement locus of flow when flow reaches water outlet, and being capable of maintainer
The stability for negative pressure of uniting, is not in the exceeded phenomenon of negative pressure.
(5) it by installing radome fairing, prevents air and rainwater from flowing into roof drain together, reduces the drainage efficiency of system.
The preferred embodiment that above are only the utility model, does not play the role of any restrictions to the utility model.
Any person of ordinary skill in the field, in the range of not departing from the technical solution of the utility model, to the utility model
The technical solution and technology contents of exposure make the variations such as any type of equivalent replacement or modification, belong to without departing from the utility model
Technical solution content, still fall within the scope of protection of the utility model.
Claims (4)
1. a kind of siphonic drainage system, which is characterized in that including：Several rainwater control units, rainwater exhaust unit, cantilever
Pipe and standpipe；The rainwater control unit is connect by taking over the rainwater exhaust unit respectively；The rainwater control unit
On roof structure layer, the rainwater control unit is connect with the horizontally disposed cantalever tube；The cantalever tube and institute
State standpipe connection；
The rainwater control unit includes that roof drain and control are covered；It is described to control the top for covering at the roof drain；The control
In roof construction layer, the control cover is inverted ladder type structure for system cover lower face, and the control cover includes current limliting cover and sinks
Sha Dou；The current limliting cover and desilting bucket are integrally formed；The desilting bucket is mounted on the lower section of the current limliting cover；
The top of the current limliting cover is equipped with inlet opening；The side wall of the current limliting cover is equipped with ladder type inlet opening, the ladder type water inlet
Hole includes different the first inlet opening and the second inlet opening of sectional area；
The desilting bucket is inverted ladder type structure；
The rainwater exhaust unit includes the first delivery pipe and the second delivery pipe；One end of second delivery pipe and described first
Delivery pipe connects, and the other end is connect with the cantalever tube；Safety valve is set on second delivery pipe；
Several unhurried current blocks are equipped in the standpipe；The unhurried current block is interspersed.
2. siphonic drainage system according to claim 1, which is characterized in that the sectional area D1 of first inlet opening is big
Sectional area D2 in first inlet opening；Second inlet opening is located on the lateral wall of the current limliting cover.
3. siphonic drainage system according to claim 1, which is characterized in that the unhurried current block height is different.
4. siphonic drainage system according to claim 1, which is characterized in that a radome fairing is arranged on the roof drain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721345809.3U CN207727855U (en) | 2017-10-19 | 2017-10-19 | A kind of siphonic drainage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721345809.3U CN207727855U (en) | 2017-10-19 | 2017-10-19 | A kind of siphonic drainage system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207727855U true CN207727855U (en) | 2018-08-14 |
Family
ID=63090918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721345809.3U Expired - Fee Related CN207727855U (en) | 2017-10-19 | 2017-10-19 | A kind of siphonic drainage system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207727855U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109137951A (en) * | 2018-09-21 | 2019-01-04 | 北京城建远东建设投资集团有限公司 | A kind of PDS protection siphonic system of shed deckhead |
-
2017
- 2017-10-19 CN CN201721345809.3U patent/CN207727855U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109137951A (en) * | 2018-09-21 | 2019-01-04 | 北京城建远东建设投资集团有限公司 | A kind of PDS protection siphonic system of shed deckhead |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180814 |