CN206318772U - A kind of new denitrification filter pool filter block - Google Patents
A kind of new denitrification filter pool filter block Download PDFInfo
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- CN206318772U CN206318772U CN201621375427.0U CN201621375427U CN206318772U CN 206318772 U CN206318772 U CN 206318772U CN 201621375427 U CN201621375427 U CN 201621375427U CN 206318772 U CN206318772 U CN 206318772U
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- filter block
- brick body
- filter
- cavity
- gas distribution
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Abstract
The utility model discloses a kind of new denitrification filter pool filter block.Constitute by brick body, hanger, cavity, gas distribution channels and with aquaporin.Main channel of the filter block bottom provided with water delivery and gas distribution.Filter block radially opposite sides are provided with the steam vent and distributing hole of insertion.Filter block belly has several cavitys, and each cavity and corresponding steam vent are corresponding.The top of brick body is provided with the bolt fixing hole and hanger of insertion, is easy to lifting to install and fixed filter block.Pass through fixed pin connection between adjacent filter block, it is ensured that gap is installed identical between filter block.This filter block solves traditional filter block and easily blocks, damages, and the uneven and existing filter block installation requirement of water distribution gas distribution is high, and the cycle is long, the technical barrier easily overturn during backwash.
Description
Technical field
The utility model belongs to engineering of water treatment field, particularly relates to a kind of new denitrification filter pool filter block.
Background technology
Denitrification filter pool is the processing unit for integrating filtering, biological denitrificaion and dephosphorization.Denitrification filter pool uses filtrate
As suspended substance removal and the filter medium of dosing dephosphorization, while again as the biofilm carrier of denitrifying microorganism, denitrification filter
Met when Chi Yongyugeishuichang is filtered or Sewage Plant proposes mark transformation in discharging standards and suspension, total nitrogen and total phosphorus water outlet are referred to
Mark the requirement improved constantly.In denitrification filter pool normal filter cycle, as suspension is constantly trapped, the head of filtering
Loss can be continuously increased, and when the design head that oversteps the extreme limit, filter tank needs to remove the pollutant retained in filtrate by backwashing
And remove the remaining filter capacity and raising denitrification ability to recover filter tank of metabolism of denitrifying microorganism.What is backwashed matches somebody with somebody
Water air distribution system is part very crucial in filter tank, and whether be not only related to effluent quality can be up to standard, and to filter tank
Operation and maintenance cost and service life have very big influence, and filter block is exactly the device that water and air distributing is provided for filter tank.
Because denitrification filter pool solids load is high, bed body is deep, it is therefore desirable to the backwash of high intensity.Denitrification filter pool uses gas and water
Collaboration is backwashed, and backwash order is gas flushing, air water joint is rinsed and water is rinsed.
Quartz sand being used the filtrate of denitrification filter pool, filtrate bottom is followed successively by supporting layer and water distribution brick, held from top to bottom more
Support layer is generally the gravel layer of different grain size distribution, and water distribution brick carries out water distribution, and filter block combination distribution pipeline carries out matching somebody with somebody for whole filter tank
Gas.
Traditional denitrification filter pool filter block, has the following disadvantages：（1）Lack buckle between fixing device or filter block to overlap not
It is solid, easily loosened during backwash, long-term use causes water dispensing apparatus upset destruction；Or fixed using mortar, because of concrete sand
Slurry fills unreal and long term submersion in water, and the huge impulse force through backwash, it is easy to loosen, water distribution also can be fully caused for a long time
Air distributing device upset destruction；（2）Gap is uneven between different lines filter block, easily because between transverse direction caused by location difficulty during installation
Gap is uneven, causes whole pond air distribution and water distribution uneven；（3）It is not provided with air cushion layer, or the separation of air cushion layer is unreasonable,
Distribution is easily caused uneven, so that it is uneven to have influence on water distribution；（4）Gap between adjacent bricks pin is uneven, practical application
When tend not to reach uniform blasting, the purpose of dispersed bubble；（5）The filter block used at present is generally plastic material or outer
Shell inner plastic is filled a vacancy the form of concrete, using small perforations resistance water distribution gas distribution system, this small perforations diameter between
Between 0.2mm-1mm, stomata is easily blocked or caved in by sand, so as to cause the damage in filter tank or scrap；（6）Traditional filter block because
The upset risk of the uneven filter block brought of water and air distributing necessarily increases construction investment, while reducing the actually used of filter block
Life-span.The requirement of Environmental-protecting treater is not met.
Utility model content
The purpose of this utility model be provide one kind be not easily blocked, water distribution uniform air distribution, when simple, backwash is installed not
Easily upset, the new denitrification filter pool filter block of stable and long service life.
To achieve these goals, the utility model provides a kind of new denitrification filter pool filter block, by brick body 1, hanger
3rd, cavity 6, gas distribution channels 8 and with water channel 7 composition, wherein：Brick body 1 is rectangular structure, and its belly is provided with several connections
Cavity 6, the bottom of brick body 1 is provided with the gas distribution channels 8 run through vertically, and bottom is radially provided with some water distributions run through
Passage 7, some gas distribution channels 7 are parallel to each other；Several steam vents, the exhaust are provided with the side wall of the cavity 6
The one end in hole is stretched out outside brick body 1.
In the utility model, the cavity 6 is inverted T-shaped structure, to form air cushion layer.
In the utility model, the top of brick body 1 is provided with hanger 3 along a diagonal both sides, and the hanger uses reinforcing bar
Binding shaping, is easy to lifting to install.
In the utility model, the top of brick body 1 is provided with bolt fixing hole 2 along another diagonal both sides, is easy to pass through
Filter block is fixed on bottom of pond by foundation bolt, and filter block operation stability is high.
In the utility model, there is arrangement of reinforcement the internal entity part of brick body 1, and arrangement of reinforcement is bound integrally with hanger 3, it is ensured that brick
Body intensity.
In the utility model, brick body 1 is is applied in combination, using solid between adjacent brick body 1 in the same plane
Rationed marketing 7 is connected, identical for ensureing to install gap between filter block.
The beneficial effects of the utility model are：The utility model solves traditional filter block and easily blocks, damages, cloth water cloth
The uneven and existing filter block installation requirement of gas is high, and the cycle is long, the technical barrier easily overturn during recoil.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model denitrification filter pool filter block；
Fig. 2 is the top view of new denitrification filter pool filter block in the utility model Fig. 1；
Fig. 3 is the positive facade section of the new denitrification filter pool filter blocks of the utility model Fig. 1；
Fig. 4 is the survey profile of the new denitrification filter pool filter blocks of the utility model Fig. 1；
Fig. 5 is the steady pin between the adjacent filter block of the new denitrification filter pool filter blocks of the utility model Fig. 1；
Label in figure：1 is brick body, and 2 be bolt fixing hole, and 3 be hanger, and 4 be steam vent, and 5 be steady pin, and 6 be cavity, 7
For with aquaporin, 8 be gas distribution channels.
Embodiment
The utility model is further illustrated below by embodiment combination accompanying drawing.
Embodiment 1：
New denitrification filter pool filter block as depicted in figs. 1 and 2.The filter block is by brick body 1, bolt fixing hole 2, hanger
3rd, steam vent 4, steady pin 5, cavity 6, constitute with water channel 7 and gas distribution channels 8, the bottom of brick body 1 is radially provided with 3 water distributions and led to
Road 7, is provided with inside 1 gas distribution channels 8, brick body 1 and is provided with 3 cavitys 6 vertically.The cavity 6 is inverted T-shaped structure, 3 skies
Chamber 6 is interconnected；The outside of brick body 1 also includes 6 steam vents 4 and fixed pin holes 5, and brick body 1 is rectangular structure, and top is relative
Hanger 3 and fixed bolt hole 2 are respectively equipped with two diagonal.The inside of brick body 1 is provided with arrangement of reinforcement, and monolithic concrete component is once
Shaping.
When specifically used, gas distribution channels 8 on the outside of filter block, with the steam vent 4 on water channel 7, side wall and internal cavities 6
Number and shape can be adjusted as needed.When making, first molded using suitable mould according to the shape of filter block, process mould
Tool, while making arrangement of reinforcement skeleton using special mechanical equipment, then inserts concrete in mould at mould upper opening
Portion, shakes so that concrete is uniformly filled in filling, is put into framework of steel reinforcement after filling certain depth, continues to insert concrete,
Covered until filling up on bonnet mold.The smoothness requirements of internal cavities mould are high.By the regular hour with appropriate by coagulation
Preferable intensity is arrived in soil maintenance, and so far, filter block is to machine.
The size with reference to filter block is needed to determine the global shape and arrangement in filter tank when designing filter tank, when filter block is installed,
Filter block need to be only laid between filter tank bottom, each filter block and be tightly connected by cement mortar, adjacent filter block on same plane
Between connected by steady pin 5.Filter block is paved with after the bottom of pond of filter tank, and its space between pool wall is tamped using plain concrete, so far,
Filter block installation.In present embodiment, filter block is formed in one, and saves cost, reduces process, and can utilize die sinking
Mould is produced in enormous quantities.The gas distribution channels and air distribution hole of filter block, with aquaporin and internal cavities facilitate air water equal in bottom of pond
Even distribution.Fixed between filter block using steady pin, it is ensured that adjacent filter block spacing is equal, gravel is inserted between adjacent filter block, it is convenient
Gas flows out, and water flows out from the outflow of bottom aquaporin through the gravel region between filter block, while forming air cushion at the top of filter block
Layer, so that filter block is not easily blocked and water distribution uniform air distribution.Water distribution uniform air distribution, backwashing period is long, also reduces O＆M
Expense.Filter block is using built-in armored concrete filling one-shot forming, and concrete strength is high, adds Reasonable Reinforcement, filter block not rapid wear
Bad, good stability is difficult upset, and long service life during recoil, investment cost is saved.
The above is preferred embodiment of the present utility model, it is noted that for the person of ordinary skill of the art,
Without departing from the concept of the premise utility, the several modifications and improvements made are extended, it is new that these are regarded as this practicality
Within the protection domain of type.
Claims (5)
1. a kind of new denitrification filter pool filter block, by brick body（1）, hanger（3）, cavity（6）, gas distribution channels（8）It is logical with water distribution
Road（7）Composition, it is characterised in that：Brick body（1）For rectangular structure, its belly is provided with the cavity of several connections（6）, the brick
Body（1）Bottom is provided with the gas distribution channels run through vertically（8）, bottom be radially provided with some run through match somebody with somebody aquaporin（7）, institute
State some and match somebody with somebody aquaporin（7）It is parallel to each other；The cavity（6）Side wall on be provided with several steam vents, the steam vent
Brick body is stretched out in one end（1）Outside.
2. a kind of new denitrification filter pool filter block according to claim 1, it is characterised in that：The cavity（6）To fall
T-shaped structure, to form air cushion layer.
3. a kind of new denitrification filter pool filter block according to claim 1, it is characterised in that：Brick body（1）Top
Hanger is provided with along a diagonal both sides（3）, lifted when being easily installed.
4. a kind of new denitrification filter pool filter block according to claim 1, it is characterised in that：Brick body（1）Top
Bolt fixing hole is provided with along another diagonal both sides（2）.
5. a kind of new denitrification filter pool filter block according to claim 1, it is characterised in that：Brick body（1）For group
Conjunction is used, adjacent brick body in the same plane（1）Between use steady pin（5）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621375427.0U CN206318772U (en) | 2016-12-15 | 2016-12-15 | A kind of new denitrification filter pool filter block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621375427.0U CN206318772U (en) | 2016-12-15 | 2016-12-15 | A kind of new denitrification filter pool filter block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206318772U true CN206318772U (en) | 2017-07-11 |
Family
ID=59266705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621375427.0U Active CN206318772U (en) | 2016-12-15 | 2016-12-15 | A kind of new denitrification filter pool filter block |
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| Country | Link |
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| CN (1) | CN206318772U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108328729A (en) * | 2018-02-11 | 2018-07-27 | 杭州宸祥环境工程有限公司 | A kind of S types filter block water distribution system |
| CN110734104A (en) * | 2019-11-20 | 2020-01-31 | 南京大学 | water and gas distribution device and system |
| CN112824329A (en) * | 2019-11-20 | 2021-05-21 | 南京大学 | Water and gas distribution device for modular filter tank and system and application method thereof |
-
2016
- 2016-12-15 CN CN201621375427.0U patent/CN206318772U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108328729A (en) * | 2018-02-11 | 2018-07-27 | 杭州宸祥环境工程有限公司 | A kind of S types filter block water distribution system |
| CN110734104A (en) * | 2019-11-20 | 2020-01-31 | 南京大学 | water and gas distribution device and system |
| CN112824329A (en) * | 2019-11-20 | 2021-05-21 | 南京大学 | Water and gas distribution device for modular filter tank and system and application method thereof |
| CN110734104B (en) * | 2019-11-20 | 2021-11-16 | 南京大学 | Water and gas distribution device and system |
| CN112824329B (en) * | 2019-11-20 | 2022-05-17 | 南京大学 | Water and gas distribution device for modular filter tank and system and application method thereof |
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