CN206867780U - A kind of ellipse perforation water distribution tracery wall of water intake pumping station preliminary sedimentation aeration tank - Google Patents
A kind of ellipse perforation water distribution tracery wall of water intake pumping station preliminary sedimentation aeration tank Download PDFInfo
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- CN206867780U CN206867780U CN201720514025.2U CN201720514025U CN206867780U CN 206867780 U CN206867780 U CN 206867780U CN 201720514025 U CN201720514025 U CN 201720514025U CN 206867780 U CN206867780 U CN 206867780U
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- preliminary sedimentation
- water distribution
- sedimentation tank
- slotted eye
- tracery wall
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Abstract
A kind of ellipse perforation water distribution tracery wall of water intake pumping station preliminary sedimentation aeration tank, including incoming aqueduct, preliminary sedimentation tank are the utility model is related to, the import insertion of incoming aqueduct and preliminary sedimentation tank, carrys out flowing water and is flowed into through incoming aqueduct in preliminary sedimentation tank, it is characterized in that：The preliminary sedimentation tank entrance is disposed with first of slotted eye water distribution tracery wall, second slotted eye water distribution tracery wall is additionally provided with preliminary sedimentation tank, the distance between second slotted eye water distribution tracery wall and first slotted eye water distribution tracery wall are 0.1 times of preliminary sedimentation pond length, and first of slotted eye water distribution tracery wall, the height of second slotted eye water distribution tracery wall are 0.56 times of preliminary sedimentation tank width；First of slotted eye water distribution tracery wall is provided with some first ellipses and perforated, and second slotted eye water distribution tracery wall is provided with some second ellipses and perforated.By the utility model, flow rate of water flow distribution more uniform, smooth in preliminary sedimentation tank can be made, lift the effect of settling of the solids suspensions such as silt.
Description
Technical field
A kind of ellipse perforation water distribution tracery wall of water intake pumping station preliminary sedimentation aeration tank is the utility model is related to, belongs to water conservancy work
Journey design field.
Background technology
Preliminary sedimentation tank is the pith for forming water intake pumping station, and its sedimentation for the solids suspension of silt plays
Important function.When current enter preliminary sedimentation tank by pipeline by water head site gravity flow, containing the solid particles such as a large amount of silts in current hangs
Float, in order to make the solids suspensions such as silt be settled down in preliminary sedimentation tank as far as possible, it is necessary to ensure current in preliminary sedimentation tank
Fluidised form smooth-going is uniform, generally sets perforation tracery wall to carry out water distribution in preliminary sedimentation tank front end.
Engineering practice finds after setting water distribution tracery wall in preliminary sedimentation tank that current pass through water distribution tracery wall, it is still necessary to longer
Adjustment, just can make the flow rate of water flow in preliminary sedimentation tank become uniform, and the current after water distribution tracery wall, due to being disturbed, stream
State is poor, influences current sedimentation effect in preliminary sedimentation tank.
Traditional water distribution tracery wall perforation is generally rectangular cross-section, is piled up and formed by fragment of brick, is to be used to reduce to enter horizontal sedimentation tank
Flow rate of water flow pigeon-holed wall.It is distributed in on water section with making uniform flow, so as to reduce the disturbance to sedimentation basin.
Utility model content
The purpose of this utility model is to be directed to above-mentioned the deficiencies in the prior art, there is provided a kind of water intake pumping station preliminary sedimentation aeration tank
Ellipse perforation water distribution tracery wall, the solid particle such as flow rate of water flow distribution more uniform, smooth, lifting silt in preliminary sedimentation tank can be made
The effect of settling of suspension.
The purpose of this utility model is achieved in that spray is matched somebody with somebody in a kind of ellipse perforation of water intake pumping station preliminary sedimentation aeration tank
Wall, including incoming aqueduct, preliminary sedimentation tank, the import insertion of incoming aqueduct and preliminary sedimentation tank, carry out flowing water through incoming water-supply-pipe
Road is flowed into preliminary sedimentation tank, it is characterized in that：The preliminary sedimentation tank entrance is disposed with first of slotted eye water distribution tracery wall, in preliminary sedimentation tank
Be additionally provided with second slotted eye water distribution tracery wall, second slotted eye water distribution tracery wall and first slotted eye water distribution tracery wall it
Between distance be 0.1 times of preliminary sedimentation pond length, first of slotted eye water distribution tracery wall, the height of second slotted eye water distribution tracery wall
Degree is 0.56 times of preliminary sedimentation tank width；
First of slotted eye water distribution tracery wall is provided with some first ellipses and perforated, the first ellipse perforation and the
Level interval is 0.062 times of preliminary sedimentation tank width between one ellipse perforation, and vertical spacing is 0.062 times of preliminary sedimentation tank width,
The long axis length of the first ellipse perforation is 0.046 times of preliminary sedimentation tank width, and minor axis length is the 0.023 of preliminary sedimentation tank width
Times, the first ellipse perforation includes 45 ° of 45 ° of ellipse perforation of the first left avertence, the first right avertence ellipse perforation, the first left avertence
45 ° of 45 ° of ellipse perforation, the first right avertence ellipse perforation are alternately distributed on first of slotted eye water distribution tracery wall；It is bottom
The first ellipse perforation and the distance on the wall base of first slotted eye water distribution tracery wall be 0.038 times of preliminary sedimentation tank width,
First of horizontal both sides of slotted eye water distribution tracery wall is reserved with the distance length of 0.020 times of preliminary sedimentation tank width；
The second slotted eye water distribution tracery wall is provided with some second ellipses and perforated, the second ellipse perforation and the
Level interval is 0.062 times of preliminary sedimentation tank width between two ellipse perforation, and vertical spacing is 0.062 times of preliminary sedimentation tank width,
The long axis length of the second ellipse perforation is 0.046 times of preliminary sedimentation tank width, and minor axis length is the 0.023 of preliminary sedimentation tank width
Times, the second ellipse perforation includes 45 ° of 45 ° of ellipse perforation of the second left avertence, the second right avertence ellipse perforation, the second left avertence
45 ° of 45 ° of ellipse perforation, the second right avertence ellipse perforation are alternately distributed on second slotted eye water distribution tracery wall；It is bottom
The second ellipse perforation and the distance on the wall base of second slotted eye water distribution tracery wall be 0.038 times of preliminary sedimentation tank width,
The horizontal both sides of second slotted eye water distribution tracery wall are reserved with the distance length of 0.020 times of preliminary sedimentation tank width.
The buried depth of the stream aqueduct is less than the buried depth of preliminary sedimentation tank.
A kind of method for rectifying of the ellipse perforation water distribution tracery wall of water intake pumping station preliminary sedimentation aeration tank, it is characterized in that：Including coming
Aqueduct, preliminary sedimentation tank are flowed, the import insertion of incoming aqueduct and preliminary sedimentation tank, carrys out flowing water and is flowed into advance through incoming aqueduct
In heavy pond, the preliminary sedimentation tank entrance is disposed with first of slotted eye water distribution tracery wall, and second ellipse is additionally provided with preliminary sedimentation tank
The distance between shape hole water distribution tracery wall, second slotted eye water distribution tracery wall and first slotted eye water distribution tracery wall are preliminary sedimentation tank
0.1 times of length, first of slotted eye water distribution tracery wall, the height of second slotted eye water distribution tracery wall are preliminary sedimentation tank width
0.56 times；
It is provided with some first ellipses on first of slotted eye water distribution tracery wall to perforate, the first ellipse perforation and first
Level interval is 0.062 times of preliminary sedimentation tank width between ellipse perforation, and vertical spacing is 0.062 times of preliminary sedimentation tank width, institute
The long axis length for stating the first ellipse perforation is 0.046 times of preliminary sedimentation tank width, and minor axis length is the 0.023 of preliminary sedimentation tank width
Times, the first ellipse perforation includes 45 ° of 45 ° of ellipse perforation of the first left avertence, the first right avertence ellipse perforation, the first left avertence
45 ° of 45 ° of ellipse perforation, the first right avertence ellipse perforation are alternately distributed on first of slotted eye water distribution tracery wall；It is bottom
The first ellipse perforation and the distance on the wall base of first slotted eye water distribution tracery wall be 0.038 times of preliminary sedimentation tank width,
First of horizontal both sides of slotted eye water distribution tracery wall is reserved with the distance length of 0.020 times of preliminary sedimentation tank width；First left avertence
45 ° of 45 ° of ellipse perforation, the first right avertence ellipse perforation are arranged in rows, and upper and lower adjacent two ranked first ellipse perforation inclination side
To difference, the incline direction of same row is identical；
It is provided with some second ellipses on second slotted eye water distribution tracery wall to perforate, the second ellipse perforation and second
Level interval is 0.062 times of preliminary sedimentation tank width between ellipse perforation, and vertical spacing is 0.062 times of preliminary sedimentation tank width, institute
The long axis length for stating the second ellipse perforation is 0.046 times of preliminary sedimentation tank width, and minor axis length is the 0.023 of preliminary sedimentation tank width
Times, the second ellipse perforation includes 45 ° of 45 ° of ellipse perforation of the second left avertence, the second right avertence ellipse perforation, the second left avertence
45 ° of 45 ° of ellipse perforation, the second right avertence ellipse perforation are alternately distributed on second slotted eye water distribution tracery wall；It is bottom
The second ellipse perforation and the distance on the wall base of second slotted eye water distribution tracery wall be 0.038 times of preliminary sedimentation tank width,
The horizontal both sides of second slotted eye water distribution tracery wall are reserved with the distance length of 0.020 times of preliminary sedimentation tank width；Second left avertence
45 ° of 45 ° of ellipse perforation, the second right avertence ellipse perforation are arranged in rows, and upper and lower adjacent two ranked second ellipse perforation inclination side
To difference, the incline direction of same row is identical；
Water flow through come flowing water through incoming aqueduct flow into preliminary sedimentation tank in, current sequentially passed through in preliminary sedimentation tank first it is ellipse
Circular port water distribution tracery wall, second slotted eye water distribution tracery wall, during by first of slotted eye water distribution tracery wall, due to first ellipse
Circular perforations include 45 ° of 45 ° of ellipse perforation of the first left avertence, the first right avertence ellipse perforation, 45 ° of ellipses of the first left avertence of selection
45 ° of shape perforation, the first right avertence ellipse perforation are used alternatingly, and horizontal between the first ellipse perforation and the first ellipse perforation
Spacing is 0.062 times of preliminary sedimentation tank width, and vertical spacing is 0.062 times of preliminary sedimentation tank width, the first ellipse perforation
Long axis length is 0.046 times of preliminary sedimentation tank width, and minor axis length is 0.023 times of preliminary sedimentation tank width；So as to which the first ellipse is worn
Hole has more preferable diffusion effect to current compared to conventional through-hole, by the first left avertence 45 ° of 45 ° of ellipse perforation, the first right avertence ellipses
Shape perforation is arranged in rows, and upper and lower adjacent two ranked first ellipse perforation incline direction difference, and the incline direction of same row is identical,
When current are perforated by the first adjacent ellipse, the direction spread is different, through first of slotted eye water distribution tracery wall
The ellipse perforation of each layer first energy exchange occurs, effectively balance the flow velocity of each layer；
Current are after first of slotted eye water distribution tracery wall, then flow to second slotted eye water distribution tracery wall, due to
Two ellipse perforation include 45 ° of 45 ° of ellipse perforation of the second left avertence, the second right avertence ellipse perforation, the second 45 ° of left avertence ellipse
Perforation, the ellipse perforation of 45 ° of the second right avertence are alternately distributed on second slotted eye water distribution tracery wall, and upper and lower adjacent two arrange the
Two ellipse perforation incline directions are different, and the incline direction of same row is identical；And second ellipse perforation long axis length be pre-
0.046 times of heavy pond width, minor axis length are 0.023 times of preliminary sedimentation tank width；When stream is by the second adjacent ellipse perforation,
The direction spread is different, and energy friendship occurs for the ellipse perforation of each layer second through second slotted eye water distribution tracery wall
Change, balance the flow velocity of each layer again；Matched somebody with somebody by first slotted eye water distribution tracery wall, second slotted eye water distribution tracery wall
Closing use smoothes out uniform fluid flow, realizes the effect of rectification.
The buried depth of the stream aqueduct is less than the buried depth of preliminary sedimentation tank.
The utility model is rational in infrastructure simply, it is easy, easy to use to manufacture, new by the utility model, this practicality
Type arranges twice slotted eye water distribution tracery wall, and first of slotted eye water distribution tracery wall is arranged in preliminary sedimentation tank water inlet, pre- at 0.1 times
Second slotted eye water distribution tracery wall is arranged after heavy pond length.First of slotted eye water distribution tracery wall is from apart from base 0.038B（B is
Preliminary sedimentation tank width）Place carries out perforate, and tracery wall is highly 0.56B, and 0.020B, the first ellipse perforation length are reserved in tracery wall transverse direction both sides
Axle is 0.046B, and short axle 0.023B, level interval is 0.062B between the first ellipse perforation and the first ellipse perforation, is erected
Straight spacing is 0.062B.The the first oval perforation shape selected in this utility model is for deviation 45 ° of left side ellipse and partially
It is used alternatingly to 45 ° of the right ellipse.Ellipse perforation has more preferable diffusion effect to current compared to conventional through-hole, because this reality
It is different with neighbouring two rows ellipse perforation incline direction in new, when current are perforated by the first adjacent ellipse, hair
The direction of raw diffusion is different, and energy exchange occurs for each layer through water distribution tracery wall, more effectively balances the flow velocity of each layer.Second
Road slotted eye water distribution tracery wall is identical with first of tracery wall arrangement, and during by second water distribution tracery wall, the flow velocity of current obtains
Further to reduce, the disturbance of generation is also minimized, and current more smooth out stabilization.
The utility model is based on hydrodynamics and geometry of space principle so that current each adjacent bed after by water distribution tracery wall
Generation energy exchange, more effectively reduces flow velocity, the sedimentation for being easy to solids suspension to occur in preliminary sedimentation tank.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is first of slotted eye water distribution tracery wall structural representation in the utility model.
Fig. 3 is second slotted eye water distribution tracery wall structural representation in the utility model.
In figure：1 incoming aqueduct, 2 first of slotted eye water distribution tracery wall, 3 second slotted eye water distribution tracery walls, 4
First ellipse perforation, the 45 ° of ellipse perforation of the first left avertences of 4-1, the 45 ° of ellipse perforation of the first right avertence of 4-2,5 second ellipses
45 ° of perforation, the 45 ° of ellipse perforation of the second left avertences of 5-1, the second right avertence of 5-2 ellipse perforation.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
A kind of ellipse perforation water distribution tracery wall of water intake pumping station preliminary sedimentation aeration tank, including incoming aqueduct 1, preliminary sedimentation tank,
The import of incoming aqueduct 1 and preliminary sedimentation tank penetrates, and carrys out flowing water and is flowed into through incoming aqueduct 1 in preliminary sedimentation tank, preliminary sedimentation tank import
Place is disposed with first of slotted eye water distribution tracery wall 2, and second slotted eye water distribution tracery wall 3, second are additionally provided with preliminary sedimentation tank
The distance between slotted eye water distribution tracery wall 3 and first slotted eye water distribution tracery wall 2 are 0.1 times of preliminary sedimentation pond length, first
Road slotted eye water distribution tracery wall 2, the height of second slotted eye water distribution tracery wall 3 are 0.56 times of preliminary sedimentation tank width；Flow defeated
The buried depth of waterpipe 1 is less than the buried depth of preliminary sedimentation tank.
Set on first of slotted eye water distribution tracery wall 2 it is some first ellipse perforation 4, first ellipse perforation 4 with
Level interval is 0.062 times of preliminary sedimentation tank width between first ellipse perforation 4, and vertical spacing is the 0.062 of preliminary sedimentation tank width
Times, the long axis length of the first ellipse perforation 4 is 0.046 times of preliminary sedimentation tank width, and minor axis length is the 0.023 of preliminary sedimentation tank width
Times, the first ellipse perforation 4 includes 45 ° of the first left avertence ellipse perforation 4-1,45 ° of the first right avertence ellipse perforation 4-2, and first
45 ° of 45 ° of ellipse perforation 4-1 of left avertence, the first right avertence ellipse perforation 4-2 are alternately distributed in first of slotted eye water distribution tracery wall
On 2, the first 45 ° of left avertence ellipse perforation 4-1,45 ° of the first right avertence ellipse perforation 4-2 are arranged in rows, and upper and lower adjacent two arrange the
One ellipse perforation（4）Incline direction is different, and the incline direction of same row is identical；Nethermost first ellipse perforation 4 and the
The distance on the wall base of one of slotted eye water distribution tracery wall 2 is 0.038 times of preliminary sedimentation tank width, and first of slotted eye matches somebody with somebody spray
The horizontal both sides of wall 2 are reserved with the distance length of 0.020 times of preliminary sedimentation tank width；On second slotted eye water distribution tracery wall 3
Provided with some second ellipse perforation 5, level interval is preliminary sedimentation tank between the second ellipse perforation 5 and the second ellipse perforation 5
0.062 times of width, vertical spacing are 0.062 times of preliminary sedimentation tank width, and the long axis length of the second ellipse perforation 5 is pre-
0.046 times of heavy pond width, minor axis length are 0.023 times of preliminary sedimentation tank width, and it is left that the second ellipse perforation 5 includes second
45 ° of inclined 45 ° of ellipses perforation 5-1, the second right avertence ellipse perforation 5-2, the second 45 ° of left avertence ellipse perforation 5-1, the second right avertence
45 ° of ellipse perforation 5-2 are alternately distributed on second slotted eye water distribution tracery wall 3；It is nethermost second ellipse perforation 5 with
The distance on the wall base of second slotted eye water distribution tracery wall 3 is 0.038 times of preliminary sedimentation tank width, second slotted eye water distribution
The horizontal both sides of tracery wall 3 are reserved with the distance length of 0.020 times of preliminary sedimentation tank width；Second 45 ° of left avertence ellipse perforation 5-1,
Second 45 ° of right avertence ellipse perforation 5-2 is arranged in rows, and upper and lower adjacent two ranked second ellipse perforation 5 incline directions difference, together
The incline direction of one row is identical；
In use, water, which flows through, carrys out flowing water through in the inflow preliminary sedimentation tank of incoming aqueduct 1, current sequentially pass through in preliminary sedimentation tank
First of slotted eye water distribution tracery wall 2, second slotted eye water distribution tracery wall 3, pass through first of slotted eye water distribution tracery wall 2
When, because the first ellipse perforation 4 includes 45 ° of 45 ° of ellipse perforation 4-1 of the first left avertence, the first right avertence ellipse perforation 4-2,
45 ° of 45 ° of ellipse perforation 4-1 of the first left avertence selected, the first right avertence ellipse perforation 4-2 are used alternatingly, and the first ellipse
Level interval is 0.062 times of preliminary sedimentation tank width between the ellipse perforation 4 of perforation 4 and first, and vertical spacing is preliminary sedimentation tank width
0.062 times, the long axis length of the first ellipse perforation 4 is 0.046 times of preliminary sedimentation tank width, and minor axis length is preliminary sedimentation tank
0.023 times of width；It is left by first so as to which the first ellipse perforation 4 has more preferable diffusion effect to current compared to conventional through-hole
45 ° of inclined 45 ° of ellipses perforation 4-1, the first right avertence ellipse perforation 4-2 are arranged in rows, and upper and lower adjacent two, which ranked first ellipse, wears
The incline direction of hole 4 is different, and the incline direction of same row is identical, when current are by the first adjacent ellipse perforation 4, spreads
Direction it is different, energy exchanges occur for the ellipse of each layer first perforation 4 through first of slotted eye water distribution tracery wall 2, effectively
The flow velocity for balancing each layer；
Current are after first of slotted eye water distribution tracery wall 2, then flow to second slotted eye water distribution tracery wall 3, due to
Second ellipse perforation 5 includes 45 ° of 45 ° of ellipse perforation 5-1 of the second left avertence, the second right avertence ellipse perforation 5-2, the second left avertence
45 ° of ellipse perforation 5-1,45 ° of the second right avertence ellipse perforation 5-2 are alternately distributed on second slotted eye water distribution tracery wall 3,
Upper and lower adjacent two ranked second ellipse perforation 5 incline directions difference, and the incline direction of same row is identical；And second ellipse wear
The long axis length in hole 5 is 0.046 times of preliminary sedimentation tank width, and minor axis length is 0.023 times of preliminary sedimentation tank width；Stream passes through adjacent
During the second ellipse perforation 5, the direction spread is different, and each layer second through second slotted eye water distribution tracery wall 3 is ellipse
Energy exchange occurs for circular perforations 5, balances the flow velocity of each layer again；Pass through first slotted eye water distribution tracery wall 2, second
The effect for smoothing out uniform fluid flow, realizing rectification of slotted eye water distribution tracery wall 3.
We can set B as preliminary sedimentation tank width, and L is preliminary sedimentation pond length, and first of slotted eye water distribution tracery wall 2 is arranged in
The current of preliminary sedimentation tank flow into front end, and the section configuration of first of slotted eye water distribution tracery wall 2 is identical with the shape of preliminary sedimentation tank, and the
Distance between two slotted eye water distribution tracery walls 3 and first of slotted eye water distribution tracery wall 2 is 0.1L.First of slotted eye is matched somebody with somebody
Spray wall 2 reserves 0.020B, the first ellipse 4 major axis of perforation from perforate, tracery wall transverse direction both sides are carried out at the 0.038B of base
For 0.046B, short axle 0.023B, holes（First ellipse perforation 4）Between level interval be 0.062B, vertical spacing is
0.062B.The the first ellipse perforation 4 selected in this utility model is shaped as being inclined to 45 ° of left side ellipse and deviation the right
45 ° of ellipses are used alternatingly.Second slotted eye water distribution tracery wall 3 is arranged in 0.1 times of preliminary sedimentation tank strong point after first of tracery wall, cloth
It is identical with first of slotted eye water distribution tracery wall 2 to put mode.
Claims (2)
1. a kind of ellipse perforation water distribution tracery wall of water intake pumping station preliminary sedimentation aeration tank, including incoming aqueduct（1）, preliminary sedimentation tank,
Incoming aqueduct（1）Import with preliminary sedimentation tank penetrates, and carrys out flowing water through incoming aqueduct（1）Flow into preliminary sedimentation tank, its feature
It is：The preliminary sedimentation tank entrance is disposed with first of slotted eye water distribution tracery wall（2）, second ellipse is additionally provided with preliminary sedimentation tank
Hole water distribution tracery wall（3）, second slotted eye water distribution tracery wall（3）With first of slotted eye water distribution tracery wall（2）The distance between
For 0.1 times of preliminary sedimentation pond length, first of slotted eye water distribution tracery wall（2）, second slotted eye water distribution tracery wall（3）Height
It is 0.56 times of preliminary sedimentation tank width；
First of slotted eye water distribution tracery wall（2）The some first ellipses are provided with to perforate（4）, the first ellipse perforation
（4）Perforated with the first ellipse（4）Between level interval be 0.062 times of preliminary sedimentation tank width, vertical spacing is preliminary sedimentation tank width
0.062 times, it is described first ellipse perforation（4）Long axis length be 0.046 times of preliminary sedimentation tank width, minor axis length is preliminary sedimentation
0.023 times of pond width, the first ellipse perforation（4）Including the 45 ° of ellipse perforation of the first left avertence（4-1）, the first right avertence
45 ° of ellipse perforation（4-2）, the ellipse perforation of the first 45 ° of left avertence（4-1）, the ellipse perforation of 45 ° of the first right avertence（4-2）Alternately
It is distributed in first of slotted eye water distribution tracery wall（2）On；Nethermost first ellipse perforation（4）Match somebody with somebody with first of slotted eye
Spray wall（2）The distance on wall base be 0.038 times of preliminary sedimentation tank width, first of slotted eye water distribution tracery wall（2）Horizontal
Both sides are reserved with the distance length of 0.020 times of preliminary sedimentation tank width；
The second slotted eye water distribution tracery wall（3）The some second ellipses are provided with to perforate（5）, the second ellipse perforation
（5）Perforated with the second ellipse（5）Between level interval be 0.062 times of preliminary sedimentation tank width, vertical spacing is preliminary sedimentation tank width
0.062 times, it is described second ellipse perforation（5）Long axis length be 0.046 times of preliminary sedimentation tank width, minor axis length is preliminary sedimentation
0.023 times of pond width, the second ellipse perforation（5）Including the 45 ° of ellipse perforation of the second left avertence（5-1）, the second right avertence
45 ° of ellipse perforation（5-2）, the ellipse perforation of the second 45 ° of left avertence（5-1）, the ellipse perforation of 45 ° of the second right avertence（5-2）Alternately
It is distributed in second slotted eye water distribution tracery wall（3）On；Nethermost second ellipse perforation（5）Match somebody with somebody with second slotted eye
Spray wall（3）The distance on wall base be 0.038 times of preliminary sedimentation tank width, second slotted eye water distribution tracery wall（3）Horizontal
Both sides are reserved with the distance length of 0.020 times of preliminary sedimentation tank width.
2. a kind of ellipse perforation water distribution tracery wall of water intake pumping station preliminary sedimentation aeration tank according to claim 1, it is characterized in that：
The stream aqueduct（1）Buried depth be less than preliminary sedimentation tank buried depth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720514025.2U CN206867780U (en) | 2017-05-10 | 2017-05-10 | A kind of ellipse perforation water distribution tracery wall of water intake pumping station preliminary sedimentation aeration tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720514025.2U CN206867780U (en) | 2017-05-10 | 2017-05-10 | A kind of ellipse perforation water distribution tracery wall of water intake pumping station preliminary sedimentation aeration tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206867780U true CN206867780U (en) | 2018-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720514025.2U Expired - Fee Related CN206867780U (en) | 2017-05-10 | 2017-05-10 | A kind of ellipse perforation water distribution tracery wall of water intake pumping station preliminary sedimentation aeration tank |
Country Status (1)
| Country | Link |
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| CN (1) | CN206867780U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107050940A (en) * | 2017-05-10 | 2017-08-18 | 扬州大学 | The ellipse perforation water distribution tracery wall and its method for rectifying of a kind of water intake pumping station preliminary sedimentation aeration tank |
-
2017
- 2017-05-10 CN CN201720514025.2U patent/CN206867780U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107050940A (en) * | 2017-05-10 | 2017-08-18 | 扬州大学 | The ellipse perforation water distribution tracery wall and its method for rectifying of a kind of water intake pumping station preliminary sedimentation aeration tank |
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