CN209011280U - A kind of rain grid shunted for rainwater - Google Patents
A kind of rain grid shunted for rainwater Download PDFInfo
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- CN209011280U CN209011280U CN201821785013.4U CN201821785013U CN209011280U CN 209011280 U CN209011280 U CN 209011280U CN 201821785013 U CN201821785013 U CN 201821785013U CN 209011280 U CN209011280 U CN 209011280U
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- grate
- outline border
- rainwater
- diffluence pass
- shunted
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Abstract
The utility model discloses a kind of rain grids shunted for rainwater, the grate item that the rain grid includes grate outline border and is laterally and/or longitudinally arranged on the inside of grate outline border, the upper surface of grate outline border is provided with the diversion channel of opening upwards along grate outline border extending direction, the upper surface of grate outline border is additionally provided with the diffluence pass being connected to diversion channel, diffluence pass is extended to the peripheral side of grate outline border on the lateral surface of grate outline border, and continues to be downwardly extending a diffluence pass extension slot on the lateral surface of grate outline border.The rain grid disclosed by the utility model shunted for rainwater can directly substitute existing common grate, in such a way that the greenbelt by pavement digs initial rainwater water collecting sump and installation isocon, the shunting of initial rainwater is realized, compared with prior art, construction volume is small, and construction cost is low.
Description
Technical field
The utility model relates to water-treatment technology field more particularly to a kind of rain grids shunted for rainwater.
Background technique
With industrial wastewater, the point-source pollutions such as sanitary sewage are gradually effectively controlled, the pollution of area source such as initial rainwater by
Step becomes the important pollution sources of the surface water bodies such as city river.Initial rainwater refers to rainwater when rainfall initial stage, as at the beginning of rainfall
Phase, rainwater have dissolved the pollution gas such as a large amount of sour gas, vehicle exhaust, plant gas in air, behind ground of landing, again
Due to washing away roofing, asphalt concrete road etc., so that containing a large amount of polluter in initial rainwater, pollution level is even
Pollution level beyond ordinary municipal sewage.If initial rainwater directly through rain pipe it is in line enter the surface water bodies system such as river, will
A degree of pollution is caused to water environment.
In the prior art, after rainwater enters sewer by rain grid, rainwater is drawn by dedicated drainage pipe
Rainwater part flow arrangement is flow to be shunted.The open place of road is buried under the pavement or be arranged far to rainwater part flow arrangement.
To realize that initial rainwater shunts in entire city, needs to be transformed the road surface in entire city and sewer pipe network, need
A large amount of drainage pipe is buried after road surface is excavated, project amount is big, and construction cost is high.
Therefore, how a kind of new technical solution is provided, can either realize the shunting of initial rainwater, and be avoided that large area
Construction saves cost, becomes those skilled in the art's urgent problem.
Utility model content
In view of the above shortcomings of the prior art, the utility model discloses a kind of downspout strainers shunted for rainwater
Existing rain grid directly can be replaced with rain grid disclosed by the utility model, pass through the greening by pavement by son
With digging initial rainwater water collecting sump and installing the mode of isocon, the shunting of initial rainwater, compared with prior art, construction volume are realized
Small, construction cost is low.
In order to solve the above technical problems, the utility model uses the following technical solution:
A kind of rain grid shunted for rainwater, the rain grid include grate outline border and laterally and/or longitudinally set
The grate item on the inside of grate outline border is set, the upper surface of grate outline border is provided with the shunting of opening upwards along grate outline border extending direction
Slot, the upper surface of grate outline border are additionally provided with the diffluence pass being connected to diversion channel, and diffluence pass extends to the peripheral side of grate outline border
To the lateral surface of grate outline border, and continue to be downwardly extending a diffluence pass extension slot on the lateral surface of grate outline border.
Preferably, the diversion trench of opening upwards is additionally provided on the upper surface of the grate item along grate length direction, it is described
Diversion trench is connected to diversion channel.
Preferably, side wall upper edge height of the diversion channel backwards to grate side is lower than side wall of the diversion channel towards grate side
Upper edge height, diversion channel are flushed towards the side wall upper edge of grate side and the side wall upper edge of diversion trench.
Preferably, diversion channel towards grate side side wall upper edge height than diversion channel on the side wall of grate side
The high 3-5mm of edge height.
Preferably, the position that the lateral surface of grate outline border corresponds to diffluence pass extension slot is provided with strainer.
Preferably, multiple diffluence pass are provided on grate outline border, all diffluence pass are arranged towards same direction, every edge point
The grate item of head piece direction setting is correspondingly arranged on a diffluence pass.
Preferably, the bottom surface along the diversion channel of diffluence pass extension slot length direction setting is set towards the inclination of diffluence pass extension slot
It sets.
Preferably, the bottom surface along the diversion trench of diffluence pass extension slot length direction setting is set towards the inclination of diffluence pass extension slot
It sets.
Preferably, the position that the lateral surface of grate outline border corresponds to diffluence pass extension slot is set along diffluence pass extension slot length direction
It is equipped with docking hose.
In conclusion the utility model discloses a kind of rain grid shunted for rainwater, the rain grid includes
Grate outline border and the grate item being laterally and/or longitudinally arranged on the inside of grate outline border, the upper surface of grate outline border are prolonged along grate outline border
The diversion channel that direction is provided with opening upwards is stretched, the upper surface of grate outline border is additionally provided with the diffluence pass being connected to diversion channel, point
Head piece is extended to the peripheral side of grate outline border on the lateral surface of grate outline border, and is continued downwards on the lateral surface of grate outline border
Extend to form a diffluence pass extension slot.The rain grid disclosed by the utility model shunted for rainwater can directly substitute existing
Common grate realize initial stage in such a way that greenbelt by pavement digs initial rainwater water collecting sump and installation isocon
The shunting of rainwater, compared with prior art, construction volume is small, and construction cost is low.
Detailed description of the invention
Fig. 1 is a kind of vertical view of specific embodiment of the rain grid disclosed by the utility model shunted for rainwater
Figure；
Fig. 2 is a kind of vertical view of specific mounting means of the rain grid disclosed by the utility model shunted for rainwater
Figure；
Fig. 3 is a kind of section view of specific mounting means of the rain grid disclosed by the utility model shunted for rainwater
Figure；
Fig. 4 is the section view of another specific embodiment of the rain grid disclosed by the utility model shunted for rainwater
Figure.
Description of symbols: rain grid 100, outline border 1, grate item 2, diversion channel 3, diffluence pass 4, diversion trench 5, driveway 6,
Pavement 7, greenbelt 8, initial rainwater water collecting sump 9, isocon 10, strainer 11, docking hose 12.
Specific embodiment
It is practical to this below in conjunction with attached drawing in order to keep the purpose of this utility model, technical solution and advantage clearer
It is novel to be described in further detail explanation.
As shown in Figure 1, the utility model discloses a kind of rain grid shunted for rainwater, the rain grid includes
Grate outline border and the grate item being laterally and/or longitudinally arranged on the inside of grate outline border, which is characterized in that the upper surface edge of grate outline border
Grate outline border extending direction is provided with the diversion channel of opening upwards, and the upper surface of grate outline border is additionally provided with to be connected to diversion channel
Diffluence pass, diffluence pass are extended to the peripheral side of grate outline border on the lateral surface of grate outline border, and in the lateral surface of grate outline border
On continue to be downwardly extending a diffluence pass extension slot.
As shown in Figures 2 and 3, the rain grid of the utility model is mounted on by the pavement at driveway edge, downspout strainer
Sub- lower section is the discharge outlet that is connected with sewer, the diffluence pass of rain grid towards pavement, pavement backwards to driveway one
Side is provided with greenbelt, and greenbelt upper surface, which is recessed downwards, forms initial rainwater water collecting sump, is provided with isocon below pavement,
Isocon one end is connected to the diffluence pass of rain grid, and the other end is connected to initial rainwater water collecting sump, isocon level or direction
Initial rainwater water collecting sump tilts down setting, and initial rainwater water collecting sump cheats bottom level height and is lower than diversion channel and diversion trench inner wall bottom
Face height.When boiled water rains, the rainfall at initial stage is small, and initial rainwater flows into after the diversion channel being arranged on rain grid by shunting
Mouth flows into isocon, flows into initial rainwater water collecting sump by isocon, after rainfall is gradually increased, due to flowing into the rain of diversion channel
Dilutional hyponatremia, diversion channel can not shunt in time, and rainwater overflows diversion channel and entered by the discharge outlet that rain grid enters lower section at this time
Sewer.
Using the rain grid disclosed by the utility model shunted for rainwater, initial rainwater can be imported into greenbelt,
The soil of greenbelt can play a role in filtering to initial rainwater, and the microorganism in soil can play purification to initial rainwater and make
With in addition, the silt and organic pollutant in initial rainwater can also be used as the nutriment of greenbelt implants.With existing needs
It excavates the road surface a large amount of pipe networks of setting or dedicated rainwater part flow arrangement and rainwater treatment device is compared, use disclosed by the utility model
Can be according to the big little makings of specification of existing rain grid in the rain grid that rainwater shunts, when installation, can directly continue to use original rain
The mounting structure of eradicating water grate installs diffluence pass towards pavement, and the utility model can be below pavement using drilling
Mode isocon is installed, and initial rainwater water collecting sump is dug out on existing greenbelt, work progress is simple, and project amount is small,
Construction cost is low, is suitable for the large area transformation to existing urban road.
When it is implemented, the diversion trench of opening upwards is additionally provided on the upper surface of the grate item along grate length direction,
The diversion trench is connected to diversion channel.
It, can also be along the setting of grate length direction and diversion channel in addition to diversion channel is arranged on the grate outline border of rain grid
The diversion trench of the opening upwards of connection, diversion trench can accelerate the flowing velocity of initial rainwater, be conducive to the ruler for reducing diversion channel
It is very little, to reduce the size of rain grid, allow rain grid disclosed by the utility model according to existing rain grid
Size production, also, in the case that blocking occurs in diversion channel, initial rainwater can be by the diversion trench stream that is connected to diversion channel
To diffluence pass, the stability that initial rainwater shunts ensure that.
When it is implemented, side wall upper edge height of the diversion channel backwards to grate side is lower than diversion channel towards grate side
Side wall upper edge height, diversion channel are flushed towards the side wall upper edge of grate side and the side wall upper edge of diversion trench.
Existing driveway, in order to guarantee that rainwater flows away quickly through rain grid in rainfall, usual driveway can court
Setting is tilted down to pavement, even if the initial rainwater amount for flowing into rain grid diversion channel also can be larger at rainfall initial stage, is
Guarantee initial rainwater all flows into initial rainwater water collecting sump, therefore, diversion channel backwards to the Sidewall Height of grate item be less than or equal to
Its pavement-height contacted can guarantee that rainwater smoothly can flow into diversion channel from road surface in this way, and diversion channel is towards grate item
Sidewall Height is higher than the pavement-height contacted with diversion channel backwards to the side wall of grate item, side wall and diversion trench of the diversion channel towards grate item
Side wall flush, then can be avoided initial rainwater and overflow diversion channel or diversion trench because flow is larger and flow into discharge outlet, ensure that
Rainwater shunting effect.
When it is implemented, diversion channel towards grate side side wall upper edge height than diversion channel backwards to the side of grate side
The wall upper edge high 3-5mm of height.
By the way of the difference in height of setting diversion trench and shunting groove sidewall, it is ensured that initial rainwater all flows into initial stage rain
Water water collecting sump, however, if diversion channel towards grate item side wall excessive height, may cause road ponding or initial rainwater water storage
Rainwater overflows in cheating, it is therefore desirable to which rationally the side wall of setting diversion channel towards grate item is contacted with diversion channel backwards to the side wall of grate item
The difference in height on road surface, this difference in height, is set as 3 to 5 millimeters, can either guarantee the shunting of initial rainwater, and can be avoided
Rainwater overflows in road ponding or initial rainwater water collecting sump.Those skilled in the art should know initial rainwater water storage pit edge is answered
Higher than shunting groove edge.
As shown in figure 4, when it is implemented, the position that the lateral surface of grate outline border corresponds to diffluence pass extension slot is provided with filter
Net.
There are many impurity for meeting band after washing away road surface for rainwater, in order to avoid impurity blocks isocon, therefore, also on grate
It is provided with strainer, the lateral surface that strainer can be mounted on grate outline border by welding corresponds to the position of diffluence pass extension slot
It sets.
When it is implemented, being provided with multiple diffluence pass on grate outline border, all diffluence pass are arranged towards same direction, every
Grate item along the setting of diffluence pass direction is correspondingly arranged on a diffluence pass.
In order to accelerate the speed that initial rainwater flows into initial rainwater water collecting sump, therefore, it is arranged more towards pavement interval
The grate item (i.e. along the grate item of diffluence pass direction setting) of setting, is all arranged a shunting in the position of every grate item of correspondence
Mouthful, in this way, initial rainwater can be flowed to corresponding diffluence pass by a diversion trench and be flowed into corresponding isocon, this
Outside, this set can also guarantee the normal operation of entire rainwater shunting purification system when a certain item shunts blockage.
When it is implemented, inclining along the bottom surface of the diversion channel of diffluence pass extension slot length direction setting towards diffluence pass extension slot
Tiltedly setting.
In order to accelerate the flow velocity of initial rainwater, guarantee therefore rainwater shunting effect is set along diffluence pass extension slot length direction
The diversion channel set becomes larger along the direction depth towards diffluence pass extension slot.
As shown in figure 4, when it is implemented, the bottom surface direction along the diversion trench of diffluence pass extension slot length direction setting shunts
Mouth extension slot is obliquely installed.
In order to accelerate the flow velocity of initial rainwater, guarantee therefore rainwater shunting effect is set along diffluence pass extension slot length direction
The diversion channel set becomes larger along the direction depth towards diffluence pass extension slot.
As shown in figure 4, when it is implemented, the position that the lateral surface of grate outline border corresponds to diffluence pass extension slot is prolonged along diffluence pass
It stretches slot length direction and is provided with docking hose.
When due to construction, the burial place of isocon is likely to occur error, therefore, when installing rain grid, may go out
The case where existing diffluence pass can not be aligned with isocon, will lead to initial rainwater in this way can not normally shunt.Therefore, in grate outline border
Lateral surface corresponds to the position setting docking hose of diffluence pass, and the bore for docking hose is less than the bore of isocon, will dock hose
End is protruded into isocon, bent since docking hose is flexible, therefore, isocon and diffluence pass location error not
In the case where too big, it is ensured that the shunting effect of rain grid.Docking hose can be bonded on grate outline border lateral surface.
Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although logical
The preferred embodiment crossed referring to the utility model has been described the utility model, but those skilled in the art
It should be appreciated that various changes can be made to it in the form and details, without departing from the appended claims institute
The spirit and scope of the utility model of restriction.
Claims (9)
1. a kind of rain grid shunted for rainwater, the rain grid include grate outline border and are laterally and/or longitudinally arranged
Grate item on the inside of grate outline border, which is characterized in that the upper surface of grate outline border is provided with opening along grate outline border extending direction
Upward diversion channel, the upper surface of grate outline border are additionally provided with the diffluence pass being connected to diversion channel, and diffluence pass is to grate outline border
Peripheral side extends on the lateral surface of grate outline border, and continues to be downwardly extending a shunting on the lateral surface of grate outline border
Mouth extension slot.
2. the rain grid shunted as described in claim 1 for rainwater, which is characterized in that edge on the upper surface of the grate item
Grate length direction is additionally provided with the diversion trench of opening upwards, and the diversion trench is connected to diversion channel.
3. the rain grid shunted as described in claim 1 for rainwater, which is characterized in that diversion channel is backwards to grate side
Side wall upper edge height is lower than side wall upper edge height of the diversion channel towards grate side, side wall of the diversion channel towards grate side
Upper edge is flushed with the side wall upper edge of diversion trench.
4. the rain grid shunted as claimed in claim 3 for rainwater, which is characterized in that diversion channel is towards grate side
Side wall upper edge height of the side wall upper edge height than diversion channel backwards to grate side is 3-5mm high.
5. the rain grid shunted as described in claim 1 for rainwater, which is characterized in that the lateral surface of grate outline border is corresponding
The position of diffluence pass extension slot is provided with strainer.
6. the rain grid shunted as described in claim 1 for rainwater, which is characterized in that be provided on grate outline border multiple
Diffluence pass, all diffluence pass are arranged towards same direction, and the every grate item along the setting of diffluence pass direction is correspondingly arranged on
One diffluence pass.
7. the rain grid shunted as described in claim 1 for rainwater, which is characterized in that extend slot length side along diffluence pass
It is obliquely installed to the bottom surface of the diversion channel of setting towards diffluence pass extension slot.
8. the rain grid shunted as claimed in claim 2 for rainwater, which is characterized in that extend slot length side along diffluence pass
It is obliquely installed to the bottom surface of the diversion trench of setting towards diffluence pass extension slot.
9. the rain grid shunted as described in claim 1 for rainwater, which is characterized in that the lateral surface of grate outline border is corresponding
The position of diffluence pass extension slot is provided with docking hose along diffluence pass extension slot length direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821785013.4U CN209011280U (en) | 2018-10-31 | 2018-10-31 | A kind of rain grid shunted for rainwater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821785013.4U CN209011280U (en) | 2018-10-31 | 2018-10-31 | A kind of rain grid shunted for rainwater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209011280U true CN209011280U (en) | 2019-06-21 |
Family
ID=66840898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821785013.4U Active CN209011280U (en) | 2018-10-31 | 2018-10-31 | A kind of rain grid shunted for rainwater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209011280U (en) |
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2018
- 2018-10-31 CN CN201821785013.4U patent/CN209011280U/en active Active
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