CN203716414U - Straight double-layer drainage device - Google Patents
Straight double-layer drainage device Download PDFInfo
- Publication number
- CN203716414U CN203716414U CN201420081301.7U CN201420081301U CN203716414U CN 203716414 U CN203716414 U CN 203716414U CN 201420081301 U CN201420081301 U CN 201420081301U CN 203716414 U CN203716414 U CN 203716414U
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- layer
- straight tube
- water
- falling
- straight pipe
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- Expired - Fee Related
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Abstract
The utility model discloses a straight double-layer drainage device which comprises a straight pipe with the opened upper and lower ends, wherein the a plurality of drainage holes are formed in the middle of the straight pipe by a circle; a circle of convex outer edge is arranged on an outer wall of the straight pipe and located at the bottoms of the drainage holes; a circle convex embedding groove is formed in the outer wall of the straight pipe and located below the outer edge; a funnel-shaped inner pipe with the opened upper and lower ends is arranged in the straight pipe; a wide end of the inner pipe is connected with an inner wall of the straight pipe and located above the drainage holes; and a narrow end of the inner pipe is separated from the inner wall of the straight pipe and located below the drainage holes. The device is used for drainage of an inverted roof, and can remove much rainwater above a surface layer, prevent the rainwater above the surface layer from flowing back into roof construction layers such as a thermal insulation layer and a sloping layer via the device, remove moisture in the roof construction layers such as the thermal insulation layer and the sloping layer, and exert effects of a vent hole of the roof.
Description
Technical field
The utility model relates to a kind of direct-discharging double-layer drainage apparatus for falling in water, belongs to drain gully manufacture and installing area.
Background technology
Apparatus for falling in water also claims drain gully, and it is in roofing functional in organized water drainage mode, to collect, guide rain water on roof to flow into a kind of device of gutter.
At present, unit in charge of construction is concordant with the waterproofing course on cement mortar screeding layer by the end face of drain gully mostly, then uses a paragraph water pipe that drain gully is connect to height, makes its end face and roofing surface layer with high, and its place suitable for reading covers an overboard lid.The design comparison of this drain gully is simple, easy construction, but cannot get rid of the steam in the roof structure such as insulation layer, sloping layer layer more than waterproofing course, easily cause roof leakage.
The design of another kind of drain gully is that the end face of drain gully is concordant with the waterproofing course on cement mortar screeding layer, is provided with the abrupt slope that the gradient is larger, so that water can directly drain into drain gully in drain gully periphery certain limit.Although the design of this drain gully can realize the function of getting rid of steam in surface layer top rainwater and insulation layer, sloping layer etc., but, aesthetic property is poor, and abrupt slope exists and uses potential safety hazard, and surface layer top rainwater can blow back in the roof structure such as insulation layer, sloping layer layer by drain gully.
As can be seen here, design one and both can discharge surface layer top rainwater, can discharge again steam in the roof structure such as insulation layer, sloping layer layer, and the apparatus for falling in water that can avoid surface layer rainwater to blow back in the roof structure such as insulation layer, sloping layer layer is current urgent problem.
Utility model content
The purpose of this utility model is to provide a kind of direct-discharging double-layer drainage apparatus for falling in water, this apparatus for falling in water has been realized the dual-drainage effect that the roof structure layers such as surface layer draining and insulation layer, sloping layer are got rid of steam, and can avoid surface layer top rainwater in the utility model apparatus for falling in water blows back into the roof structure such as insulation layer, sloping layer layer, draining is thorough, effectively reduces risk of leakage.
To achieve these goals, the utility model has adopted following technical scheme:
A kind of direct-discharging double-layer drainage apparatus for falling in water, is characterized in that: it comprises the straight tube of lower open mouth, and middle part one circle of this straight tube offers multiple drain holes; Be positioned at the bottom of this drain hole, on the outer wall of this straight tube, be provided with the outer that a circle protrudes; Be positioned at the below of this outer, on the outer wall of this straight tube, be provided with the embedded groove that a circle protrudes; In this straight tube, be provided with lower open mouth on, be funnelform inner tube, the wide mouth end of this inner tube is connected with the inwall of this straight tube and is positioned at the top of this drain hole, and the slot end of this inner tube and the inwall of this straight tube separate and be positioned at the below of this drain hole.
Preferably, described outer is tilted to setting.
Preferably, described straight tube is pipe.
Preferably, all described drain holes are uniformly distributed with the axis of described straight tube.
Preferably, the cross section of described inner tube is circular.
When mounted, described embedded groove is embedded in hydro-expansive rubber bar.
The utility model has the advantages that:
The utility model is for inverted roof draining, can be mass, with low cost, easy construction, practical, both can get rid of a large amount of rainwater of surface layer top, avoid surface layer top rainwater in the utility model apparatus for falling in water blows back into the roof structure such as insulation layer, sloping layer layer, can get rid of again the steam in the roof structure such as insulation layer, sloping layer layer, the utility model also can play the effect of roofing air vent simultaneously.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model direct-discharging double-layer drainage apparatus for falling in water.
Fig. 2 is that the A-A of Fig. 1 is to generalized section.
Fig. 3 is the scheme of installation of the utility model direct-discharging double-layer drainage apparatus for falling in water.
Detailed description of the invention
As shown in Figure 1 to Figure 2, the utility model direct-discharging double-layer drainage apparatus for falling in water comprises the straight tube 11 of lower open mouth, and middle part one circle of this straight tube 11 offers multiple drain holes 111; Be positioned at the bottom of this drain hole 111, on the outer wall of this straight tube 11, be provided with the outer 112 that a circle protrudes; Be positioned at the below of this outer 112, on the outer wall of this straight tube 11, be provided with the embedded groove 113 that a circle protrudes; In this straight tube 11, be provided with lower open mouth on, be funnelform inner tube 12, the wide mouth end of this inner tube 12 is connected with the inwall of this straight tube 11 and is positioned at the top of this drain hole 111, and the slot end of this inner tube 12 and the inwall of this straight tube 11 separate and be positioned at the below of this drain hole 111.
In actual design, as Fig. 1, preferably, this outer 112 is tilted to setting.
In actual design, this straight tube 11 can be designed to pipe.Preferably, all drain holes 111 are uniformly distributed with the axis of straight tube 11.As Fig. 1, at the middle part of straight tube 11, a circle offers multiple rectangular drain holes 111, and the shape of these drain holes 111 is the same with size, is positioned at sustained height, and is uniformly distributed with the axis of straight tube 11 on straight tube 11.
In actual design, the cross section of this inner tube 12 can be designed to circle.
Installation process of the present utility model is:
Be embedded in hydro-expansive rubber bar 40 at embedded groove 113, the utility model is vertically located in the hole on concrete structure layer 51, the upper opening end of straight tube 11 is placed in roofing and lower open mouth end is placed in concrete structure layer 51 below, embedded groove 113 is positioned at this hole, outer 112 is positioned at this top, hole and contiguous this hole, then uses the gap between pea gravel concreten 58 shutoff straight tubes 11 and this hole.
On concrete structure layer 51, construct cement mortar screeding layer 52, waterproofing course 53, cement mortar screeding layer 52 is constructed to straight tube 11, and waterproofing course 53 is constructed and is closed up to 112 places, outer.Then construction heat-insulating layer 54, sloping layer 55, setting course 56, surface layer 57 successively.In the time of construction surface layer 57, on surface layer 57, tongue and groove (not marking in figure) is left in the position corresponding with the upper opening end of straight tube 11, and on this, opening end, in surface layer 57, covers tongue and groove of this above opening end place on this by overboard lid 20.
Finally the respective tube road junction of the lower open mouth end of straight tube 11 and drainage pipe 30 is joined.So far complete installation of the present utility model, form complete drainage system.
In the time that reality is used, as Fig. 3, the utlity model has double-layer drainage function.On the one hand, a large amount of rainwater of surface layer 57 tops flow into overboard lid 20, via discharging from drainage pipe 30 after inner tube 12, and can avoid the rainwater of surface layer 57 tops in the utility model blows back into the roof structure layer such as insulation layer 54, sloping layer 55.On the other hand, the steam in the more than 53 roof structure layer of waterproofing course can enter straight tube 11 via drain hole 111, then discharges from drainage pipe 30.Above-mentioned two kinds of drainage patterns are independent of each other.Meanwhile, the utility model also can play the effect of roofing air vent.
The utility model has the advantages that:
The utility model is for inverted roof draining, can be mass, with low cost, easy construction, practical, both can get rid of a large amount of rainwater of surface layer top, avoid surface layer top rainwater in the utility model apparatus for falling in water blows back into the roof structure such as insulation layer, sloping layer layer, can get rid of again the steam in the roof structure such as insulation layer, sloping layer layer, the utility model also can play the effect of roofing air vent simultaneously.
The above is preferred embodiment of the present utility model and the know-why used thereof; for a person skilled in the art; in the situation that not deviating from spirit and scope of the present utility model; any apparent change such as equivalent transformation, simple replacement based on technical solutions of the utility model basis, within all belonging to the utility model protection domain.
Claims (6)
1. a direct-discharging double-layer drainage apparatus for falling in water, is characterized in that: it comprises the straight tube of lower open mouth, and middle part one circle of this straight tube offers multiple drain holes; Be positioned at the bottom of this drain hole, on the outer wall of this straight tube, be provided with the outer that a circle protrudes; Be positioned at the below of this outer, on the outer wall of this straight tube, be provided with the embedded groove that a circle protrudes; In this straight tube, be provided with lower open mouth on, be funnelform inner tube, the wide mouth end of this inner tube is connected with the inwall of this straight tube and is positioned at the top of this drain hole, and the slot end of this inner tube and the inwall of this straight tube separate and be positioned at the below of this drain hole.
2. direct-discharging double-layer drainage apparatus for falling in water as claimed in claim 1, is characterized in that:
Described outer is tilted to setting.
3. direct-discharging double-layer drainage apparatus for falling in water as claimed in claim 1, is characterized in that:
Described straight tube is pipe.
4. the direct-discharging double-layer drainage apparatus for falling in water as described in claim 1 or 3, is characterized in that:
All described drain holes are uniformly distributed with the axis of described straight tube.
5. direct-discharging double-layer drainage apparatus for falling in water as claimed in claim 1, is characterized in that:
The cross section of described inner tube is circular.
6. direct-discharging double-layer drainage apparatus for falling in water as claimed in claim 1, is characterized in that:
Described embedded groove is embedded in hydro-expansive rubber bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420081301.7U CN203716414U (en) | 2014-02-25 | 2014-02-25 | Straight double-layer drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420081301.7U CN203716414U (en) | 2014-02-25 | 2014-02-25 | Straight double-layer drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203716414U true CN203716414U (en) | 2014-07-16 |
Family
ID=51155581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420081301.7U Expired - Fee Related CN203716414U (en) | 2014-02-25 | 2014-02-25 | Straight double-layer drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203716414U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106639184A (en) * | 2017-02-17 | 2017-05-10 | 深圳市清华苑建筑与规划设计研究有限公司 | Sloping structure of inverted roof outfall structure |
| CN106760256A (en) * | 2017-02-08 | 2017-05-31 | 深圳大学建筑设计研究院有限公司 | A kind of material looks for the inverted roof water on slope to fall mouth structure |
| CN107119863A (en) * | 2017-06-29 | 2017-09-01 | 南通理工学院 | Roofing double-layer drainage device |
| CN109025087A (en) * | 2018-08-02 | 2018-12-18 | 中国十七冶集团有限公司 | It is a kind of heat preservation, mat formation rain water on roof pipe drainage arrangement and construction method |
| CN114016678A (en) * | 2021-11-30 | 2022-02-08 | 上海宝冶集团有限公司 | Double-layer drainage rainwater hopper for upright roof |
| EE01567U1 (en) * | 2019-11-21 | 2022-05-16 | Vesivek Tuotteet Oy | A roof drain |
-
2014
- 2014-02-25 CN CN201420081301.7U patent/CN203716414U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106760256A (en) * | 2017-02-08 | 2017-05-31 | 深圳大学建筑设计研究院有限公司 | A kind of material looks for the inverted roof water on slope to fall mouth structure |
| CN106760256B (en) * | 2017-02-08 | 2022-07-29 | 深圳大学建筑设计研究院有限公司 | Inverted roof water falling port structure for material slope finding |
| CN106639184A (en) * | 2017-02-17 | 2017-05-10 | 深圳市清华苑建筑与规划设计研究有限公司 | Sloping structure of inverted roof outfall structure |
| CN107119863A (en) * | 2017-06-29 | 2017-09-01 | 南通理工学院 | Roofing double-layer drainage device |
| CN109025087A (en) * | 2018-08-02 | 2018-12-18 | 中国十七冶集团有限公司 | It is a kind of heat preservation, mat formation rain water on roof pipe drainage arrangement and construction method |
| EE01567U1 (en) * | 2019-11-21 | 2022-05-16 | Vesivek Tuotteet Oy | A roof drain |
| CN114016678A (en) * | 2021-11-30 | 2022-02-08 | 上海宝冶集团有限公司 | Double-layer drainage rainwater hopper for upright roof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140716 |