CN105923680B - Lower and upward flow sloping plate air bearing-sedimentation solid-liquid separation device - Google Patents
Lower and upward flow sloping plate air bearing-sedimentation solid-liquid separation device Download PDFInfo
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- CN105923680B CN105923680B CN201610444645.3A CN201610444645A CN105923680B CN 105923680 B CN105923680 B CN 105923680B CN 201610444645 A CN201610444645 A CN 201610444645A CN 105923680 B CN105923680 B CN 105923680B
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- air bearing
- water
- precipitating
- distributing area
- water distributing
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
Abstract
The invention discloses under one kind with upward flow sloping plate air bearing-sedimentation solid-liquid separation device, for water-treatment technology field, including air bearing-sedimentation basin, air bearing-sedimentation basin forms water distributing area and contact zone by partition wall, the bottom of contact zone is equipped with water inlet water distribution perforation tracery wall, air bearing-precipitation filling device that water distributing area is divided into top water distributing area and bottom water distributing area is equipped in water distributing area, dissolved air release is equipped in contact zone, partition wall is equipped with air bearing inlet opening, precipitate inlet opening, flashboard, air bearing-sedimentation basin is equipped with mutually independent air bearing and is discharged total canal and the total canal of precipitating water outlet, precipitating catch basin is equipped in air bearing-precipitation filling device top in water distributing area, several air bearing perforated catchment pipes are equipped in air bearing-precipitation filling device lower section in water distributing area.Structure of the invention design is more reasonable, can ensure that the good operation of air-float technology and depositing technology, effluent quality is protected.
Description
Technical field
The present invention is used for water-treatment technology field, divides more particularly under one kind with upward flow sloping plate air bearing-precipitating solid-liquid
From device.
Background technique
China Patent No. is 200410043895, and the invention of entitled " air bearing and sedimentation solid-liquid separation device and method " is special
Benefit, due to using lateral flow inclined plate device, bottom horizontal flow sheet is presented in water flow in the sloping plate unit of structures (pond) interior Disengagement zone,
Therefore upward flow inclined-tube sedimentation tank can not be transformed into not only can run precipitating but also can run pneumatically supported air bearing-sedimentation basin；Together
When, it can not be used to build down and upward flow sloping plate air bearing-sedimentation basin.Water outlet is the air bearing overflow canal shared with precipitating, out
Water hydraulics are bad, and short flow phenomenon happens occasionally.
Chinese Patent Application No. is 201010239074, the patent of invention of entitled " air bearing and sedimentation solid-liquid separation device "
Apply (having no right/revocation status), only one water outlet of contact zone, and face air bearing-precipitation filling device (sloping plate unit)
In front, air bearing is discharged perforated catchment pipe in bottom for plate face, precipitating water outlet perforation tracery wall and catch basin, does not block water flow,
It is set to flow through air bearing-precipitation filling device (sloping plate unit), upward flow flows through air bearing-precipitation filling device when forming operation precipitating
(sloping plate unit), operation air bearing flow through air bearing-precipitation filling device (sloping plate unit) to stream at present.Since water flow flows through air bearing-
The resistance of precipitation filling device (sloping plate unit) is larger, is not passed through air bearing-precipitation filling device (inclined plate dress so as to cause water flow
Set), cause a large amount of short streams.No matter air-float technology or depositing technology are run, and only water after flocculation passes through air bearing-precipitation filling
Device is based on shallow pool theory, and lesser inclined plate gap can be improved the separation of the impurity particles and water such as floccule body in water (alumen ustum)
Effect.If water flow is not passed through air bearing-precipitation filling device (sloping plate unit), air-float technology and precipitator cannot be realized very well
The effect of skill.In addition, since air bearing collector pipe end top is without air bearing-precipitation filling device (sloping plate unit), when running air bearing,
Most water flow away from here, produce serious short stream.To sum up, the unreasonable structural design of the patent of invention, cannot be true
The good operation of air-float technology and depositing technology is protected, effluent quality cannot be protected.
Summary of the invention
To solve the above problems, the present invention is provided under one kind with upward flow sloping plate air bearing-sedimentation solid-liquid separation device, tie
Structure design is more reasonable, can ensure that the good operation of air-float technology and depositing technology, effluent quality is protected.
The technical solution adopted by the present invention to solve the technical problems is: one kind is lower solid with upward flow sloping plate air bearing-precipitating
Liquid separating apparatus, including air bearing-sedimentation basin, air bearing-sedimentation basin form the contact zone in left side and the water distributing area on right side by partition wall,
The bottom of contact zone is equipped with water inlet water distribution perforation tracery wall, matches in water distributing area equipped with water distributing area at the top of being divided into water distributing area and bottom
The air bearing in pool-precipitation filling device is equipped with dissolved air release in contact zone, sets in top water distributing area with section is contacted on partition wall
There is air bearing inlet opening, is equipped with precipitating inlet opening in bottom water distributing area and contact section, partition wall is equipped with controllable air bearing inlet opening
With the flashboard of precipitating inlet opening opening and closing, the air bearing-sedimentation basin is discharged in one end far from contact zone equipped with mutually independent air bearing
Always canal and precipitating are discharged total canal, are equipped in water distributing area in air bearing-precipitation filling device top several by precipitating the total canal of water outlet simultaneously
The precipitating catch basin stretched out to air bearing-sedimentation basin opposite side is arranged, is equipped in water distributing area in air bearing-precipitation filling device lower section several
The air bearing perforated catchment pipe that total canal is stretched out to air bearing-sedimentation basin opposite side side by side is discharged from air bearing.
It is further used as the improvement of technical solution of the present invention, is equipped with overflow triangular-notch weir, overflow three along the precipitating catch basin
Angle weir quantity is incremented by close to one end that precipitating is discharged total canal.
It is further used as the improvement of technical solution of the present invention, and precipitating catch basin is uniformly distributed in water distributing area, and precipitating is catchmented
The length of slot is equal to the 2/3-3/4 of water distribution section length.
It is further used as the improvement of technical solution of the present invention, through-hole is opened up in air bearing perforated catchment pipe, quantity is close to air bearing
The one end for being discharged total canal is incremented by.
It is further used as the improvement of technical solution of the present invention, and air bearing perforated catchment pipe is uniformly distributed in water distributing area, air bearing
The length of perforated catchment pipe is equal to the 2/3-3/4 of water distribution section length.
It is further used as the improvement of technical solution of the present invention, and air bearing-precipitation filling device includes frame and several is located at frame
Thin plate in frame, thin plate are obliquely installed, and the gap between thin plate forms the channel that water supply stream passes through.
It is further used as the improvement of technical solution of the present invention, and the flashboard is located at partition wall on the wall of contact zone side,
Flashboard drives the switching movement up and down between air bearing inlet opening, precipitating inlet opening by driving mechanism.
It is further used as the improvement of technical solution of the present invention, one side edge of the air bearing-sedimentation basin at the top of water distributing area
Equipped with dump tank, the external scum pipe of dump tank, air bearing-sedimentation basin top, which is equipped with, can scrape water surface impurity scraping to dump tank
Slag machine.
It is further used as the improvement of technical solution of the present invention, one side edge of the air bearing-sedimentation basin in water distributing area bottom
Equipped with collection mud pit, collect the external sludge pipe in mud pit, sludge pipe is equipped with mud valve, and air bearing-sedimentation basin bottom is equipped with can be by bottom of pond
Impurity is scraped to the mud scraper in collection mud pit.
It is further used as the improvement of technical solution of the present invention, and precipitating is discharged total external precipitating outlet pipe of canal, precipitates outlet pipe
It is equipped with precipitating outlet valve, air bearing is discharged total canal external gas emersion water pipe, and air bearing outlet pipe is equipped with air bearing outlet valve.
Beneficial effects of the present invention: using lower and upward flow sloping plate air bearing-precipitating solid-liquid separating method and device, Neng Goufang
Just it is heavy with upward flow sloping plate air bearing-sedimentation basin, or newly-built lower and upward flow sloping plate air bearing-to be transformed into down inclined-tube sedimentation tank
Shallow lake pond realizes that reaching a structures (pond) has in the interior switchover operation air bearing of a structures (pond) or depositing technology
Two kinds of functions of air bearing and precipitating.Tectonic sieving is reasonable: using two independent inlet openings of air bearing and precipitating, air bearing-precipitating is filled out
Material device top sets precipitating catch basin, and lower part sets air bearing perforated catchment pipe, and end sets two independent precipitatings, air bearing water outlet always
Canal；To in Disengagement zone, it is ensured that water flow all flows through air bearing-precipitation filling device.Hydraulics are superior: water can be in air bearing-
It flows downward in precipitation filling device and circulates (when operation air bearing) or upwards (when operation precipitating).Structure of the invention designs more adduction
Reason, can ensure that the good operation of air-float technology and depositing technology, effluent quality is protected.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings:
Fig. 1 is the side sectional view of the embodiment of the present invention；
Fig. 2 is the top plan sectional view of the embodiment of the present invention；
Fig. 3 is the middle plane cross-sectional view of the embodiment of the present invention；
Fig. 4 is the bottom sectional plan view of the embodiment of the present invention.
Specific embodiment
Referring to figs. 1 to Fig. 4, that show the specific structures of the preferred embodiments of the invention.It will be detailed below this
Invent the design feature of each element, and when if there is being described to direction (upper and lower, left and right, before and after), it is with shown in FIG. 1
Structure is reference description, but actual use direction of the invention is not limited thereto.
The present invention provides under one kind with upward flow sloping plate air bearing-sedimentation solid-liquid separation device, including air bearing-sedimentation basin
25, air bearing-sedimentation basin 25 forms the contact zone 11 in left side and the water distributing area on right side by partition wall 26, and the bottom of contact zone 11 is equipped with
Water distribution of intaking is perforated tracery wall 13, be equipped in water distributing area by water distributing area be divided at the top of water distributing area 15 and bottom water distributing area 5 air bearing-
Precipitation filling device 6, air bearing-precipitation filling device 6 include frame (using roofbolt or moulding) and it is several be located at it is thin in frame
Plate, thin plate are obliquely installed, and 45 ° -60 ° of inclination angle, thin plate is uniformly arranged, and spacing is 20-40mm between thin plate, the gap between thin plate
Form the channel that water supply stream passes through.Dissolved air release 12 is equipped in contact zone 11, in top water distributing area 5 and contact zone on partition wall 26
It is equipped with air bearing inlet opening 8 between 11, precipitating inlet opening 10 is equipped between bottom water distributing area 15 and contact zone 11, partition wall 26 is equipped with can
It controls air bearing inlet opening 8 and precipitates the flashboard 9 that inlet opening 10 is opened and closed, the air bearing-sedimentation basin 25 is in one far from contact zone 11
End is equipped with the total canal 1 of mutually independent air bearing water outlet and precipitating is discharged total canal 3, and precipitating is discharged the external precipitating outlet pipe 22 of total canal 3, precipitating
Outlet pipe 22 is equipped with precipitating outlet valve 23, and air bearing is discharged total 1 external gas emersion water pipe 20 of canal, and air bearing outlet pipe 20 is equipped with gas
Emersion water valve 21.Total canal 3 is discharged side by side to gas from precipitating equipped with several in air bearing-precipitation filling device 6 top in water distributing area
The precipitating catch basin 4 that floating-sedimentation basin opposite side is stretched out, precipitating catch basin 4 is uniformly distributed in water distributing area, according to precipitation pathways and rail
The length of mark, precipitating catch basin 4 is equal to the 2/3-3/4 of water distribution section length, arranges in " finger " shape, sets along the precipitating catch basin 4
There is overflow triangular-notch weir, overflow triangular-notch weir quantity is incremented by close to one end that precipitating is discharged total canal 3.It is filled out in water distributing area in air bearing-precipitating
The lower section of material device 6 is discharged the air bearing perforated catchment pipe that total canal 1 is stretched out to air bearing-sedimentation basin opposite side side by side from air bearing equipped with several
16.Air bearing perforated catchment pipe 16 is uniformly distributed in water distributing area, according to air bearing path and track, the length of air bearing perforated catchment pipe 16
Degree is equal to the 2/3-3/4 of water distribution section length, arranges in " finger " shape.Through-hole is opened up in air bearing perforated catchment pipe 16, quantity is close to gas
One end of the total canal of emersion water is incremented by.
Wherein, the flashboard 9 is located at partition wall 26 on the wall of 11 side of contact zone, and flashboard 9 is driven by driving mechanism
Switching movement up and down, realization open or close precipitating water inlet 10 or air bearing water inlet between air bearing inlet opening 8, precipitating inlet opening 10
8, thus switchover operation air-float technology or depositing technology.
In addition, one side edge of the air bearing-sedimentation basin 25 at the top of water distributing area is equipped with dump tank 2, run in outside dump tank 2
Slag pipe 24, the top of air bearing-sedimentation basin 25 are equipped with and can scrape water surface impurity to the Slag Scraping Device 7 in dump tank 2.The air bearing-is heavy
One side edge of the shallow lake pond 25 in water distributing area bottom is equipped with collection mud pit 19, collects the external sludge pipe 17 in mud pit 19, sludge pipe 17 is equipped with
Mud valve 18, the bottom of air bearing-sedimentation basin 25 are equipped with the mud scraper 14 that can be scraped bottom of pond impurity in collection mud pit 19.
When operation precipitating, mobile flashboard 9 closes air bearing inlet opening 8, opens precipitating inlet opening 10.Water after flocculation is by intaking
Water distribution perforates tracery wall 13 into 11 bottom of contact zone, enters bottom Disengagement zone 15 through precipitating inlet opening 10, then flows up through gas
- precipitation filling device 6 is floated, the impurity particles such as floccule body (alumen ustum) slide along thin plate in water, are precipitated to bottom of pond, will by mud scraper 14
It is scraped to collection mud pit 19, is discharged finally by sludge pipe 17 and mud valve 18；Clear water passes through thin plate gap, continues flow upwardly through top
Separation zone 5 flows into precipitating catch basin 4, enters after collecting and be settled out the total canal 3 of water, finally by precipitating outlet pipe 22 and precipitating
Outlet valve 23 enters filter tank.
When running air bearing, mobile flashboard 9 closes precipitating inlet opening 10, opens air bearing inlet opening 8, and the water after flocculation is by intaking
Water distribution perforate tracery wall 13 enter contact zone 11, and with dissolved air release 12 inject contact zone 11 dissolved air water contact mixing after, pass through
Air bearing inlet opening 8, into top Disengagement zone 5, the impurity particles such as floccule body (alumen ustum) are sticked by micro-bubble in water, float up
To the water surface, is scraped by Slag Scraping Device 7 to dump tank 2, be discharged through scum pipe 24.Clear water continues downwards through air bearing-precipitation filling device 6,
Air bearing perforated catchment pipe 16 is flowed into, air bearing is entered back into and is discharged total canal 1, finally by air bearing outlet pipe 20 and air bearing flowing water Valve 21
Into filter tank.
It is made or is applied in component surface it should be pointed out that each components of apparatus of the present invention are all made of anti-corrosion material
Cover erosion resistant coating.
Inclined-tube sedimentation tank is transformed into down and upward flow sloping plate air bearing-sedimentation basin using the technical program.Different quality feelings
Under condition, runs air-float technology or depositing technology, treatment effect testing result is as follows:
Water source water turbidity 100-300NTU, runs depositing technology, and water outlet is less than 3NTU；Delivery turbidity is stablized after filtering
0.5NTU or less.
Water source water turbidity 0-40NTU, 70,000,000/L of algae, operation air-float technology is good compared with depositing technology effluent quality, gas
The emersion water turbidity overwhelming majority is stablized in 0.5NTU hereinafter, 300,000/L or less of algae.
Certainly, the invention is not limited to above embodiment, and those skilled in the art are without prejudice to originally
Equivalent deformation or replacement can be also made under the premise of spirit, these equivalent variation or replacement are all contained in the application right
It is required that in limited range.
Claims (8)
1. a kind of lower and upward flow sloping plate air bearing-sedimentation solid-liquid separation device, it is characterised in that: including air bearing-sedimentation basin, gas
Floating-sedimentation basin forms the contact zone in left side and the water distributing area on right side by partition wall, and the bottom of contact zone is equipped with water inlet water distribution perforation
Tracery wall is equipped with air bearing-precipitation filling device that water distributing area is divided into top water distributing area and bottom water distributing area in water distributing area, it is ensured that
Water flow all flows through air bearing-precipitation filling device, is equipped with dissolved air release in contact zone, on partition wall in top water distributing area with contact
Section is equipped with air bearing inlet opening, is equipped with precipitating inlet opening in bottom water distributing area and contact section, partition wall is equipped with controllable air bearing
The flashboard of inlet opening and the opening and closing of precipitating inlet opening, the air bearing-sedimentation basin are equipped with mutually independent gas in one end far from contact zone
The total canal of emersion water and precipitating are discharged total canal, are discharged equipped with several by precipitating in water distributing area in air bearing-precipitation filling device top
The precipitating catch basin that total canal is stretched out to air bearing-sedimentation basin opposite side side by side is set below air bearing-precipitation filling device in water distributing area
Have and several is discharged the air bearing perforated catchment pipe that total canal is stretched out to air bearing-sedimentation basin opposite side side by side, air bearing-precipitation filling dress from air bearing
It sets including frame and several thin plates being located in frame, thin plate is obliquely installed, and the gap between thin plate forms what water supply stream passed through
Channel, the flashboard are located at partition wall on the wall of contact zone side, and flashboard is driven by driving mechanism in air bearing inlet opening, precipitating
Switching movement up and down between inlet opening.
2. lower and upward flow sloping plate air bearing-sedimentation solid-liquid separation device according to claim 1, it is characterised in that: along institute
It states precipitating catch basin and is equipped with overflow triangular-notch weir, overflow triangular-notch weir quantity is incremented by close to one end that precipitating is discharged total canal.
3. lower and upward flow sloping plate air bearing-sedimentation solid-liquid separation device according to claim 2, it is characterised in that: precipitating
Catch basin is uniformly distributed in water distributing area, and the length for precipitating catch basin is equal to the 2/3-3/4 of water distribution section length.
4. lower and upward flow sloping plate air bearing-sedimentation solid-liquid separation device according to claim 1, it is characterised in that: air bearing
Through-hole is opened up in perforated catchment pipe, quantity is incremented by close to one end that air bearing is discharged total canal.
5. lower and upward flow sloping plate air bearing-sedimentation solid-liquid separation device according to claim 4, it is characterised in that: air bearing
Perforated catchment pipe is uniformly distributed in water distributing area, and the length of air bearing perforated catchment pipe is equal to the 2/3-3/4 of water distribution section length.
6. lower and upward flow sloping plate air bearing-sedimentation solid-liquid separation device according to claim 1, it is characterised in that: described
One side edge of the air bearing-sedimentation basin at the top of water distributing area is equipped with dump tank, the external scum pipe of dump tank, air bearing-sedimentation basin top
Portion, which is equipped with, can scrape the water surface impurity Slag Scraping Device to dump tank.
7. lower and upward flow sloping plate air bearing-sedimentation solid-liquid separation device according to claim 1, it is characterised in that: described
One side edge of the air bearing-sedimentation basin in water distributing area bottom is equipped with collection mud pit, collects the external sludge pipe in mud pit, and sludge pipe is equipped with spoil disposal
Valve, air bearing-sedimentation basin bottom are equipped with the mud scraper that can be scraped bottom of pond impurity in collection mud pit.
8. lower and upward flow sloping plate air bearing-sedimentation solid-liquid separation device according to claim 1, it is characterised in that: precipitating
It is discharged the external precipitating outlet pipe of total canal, precipitating outlet pipe is equipped with precipitating outlet valve, and air bearing is discharged total canal external gas emersion water pipe,
Air bearing outlet pipe is equipped with air bearing outlet valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610444645.3A CN105923680B (en) | 2016-06-16 | 2016-06-16 | Lower and upward flow sloping plate air bearing-sedimentation solid-liquid separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610444645.3A CN105923680B (en) | 2016-06-16 | 2016-06-16 | Lower and upward flow sloping plate air bearing-sedimentation solid-liquid separation device |
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| CN105923680A CN105923680A (en) | 2016-09-07 |
| CN105923680B true CN105923680B (en) | 2019-10-25 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108083507A (en) * | 2017-12-31 | 2018-05-29 | 广州市市政工程设计研究总院 | A kind of integrated form Water feeding treatment device and processing method |
| CN107986511A (en) * | 2017-12-31 | 2018-05-04 | 广州市市政工程设计研究总院 | Water process air supporting and sedimentation solid-liquid separation device and processing method |
| CN108164038A (en) * | 2017-12-31 | 2018-06-15 | 广州市市政工程设计研究总院 | A kind of Water feeding treatment device and processing method |
| EP3587356A1 (en) * | 2018-06-22 | 2020-01-01 | Tecnoquimica Exterior, S.A.U. (Tecexsa) | System for the treatment of water by means of dissolved air flotation and sedimentation |
| CN109771992B (en) * | 2019-03-05 | 2024-04-12 | 长江勘测规划设计研究有限责任公司 | Pump station water supply device |
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| CN1600695A (en) * | 2004-09-24 | 2005-03-30 | 哈尔滨工业大学 | Gas float and deposition equipment for separating solid and liquid |
| JP2005185996A (en) * | 2003-12-26 | 2005-07-14 | Kurita Water Ind Ltd | Dissolved air floatation system |
| CN201932968U (en) * | 2011-01-11 | 2011-08-17 | 东北电力大学 | Adjustable floatation-precipitation switching solid-liquid separating device |
| CN205740420U (en) * | 2016-06-16 | 2016-11-30 | 广州市市政工程设计研究总院 | Descend and upward flow sloping plate air supporting sedimentation solid-liquid separation device |
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- 2016-06-16 CN CN201610444645.3A patent/CN105923680B/en active Active
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| JP2005185996A (en) * | 2003-12-26 | 2005-07-14 | Kurita Water Ind Ltd | Dissolved air floatation system |
| CN1600695A (en) * | 2004-09-24 | 2005-03-30 | 哈尔滨工业大学 | Gas float and deposition equipment for separating solid and liquid |
| CN201932968U (en) * | 2011-01-11 | 2011-08-17 | 东北电力大学 | Adjustable floatation-precipitation switching solid-liquid separating device |
| CN205740420U (en) * | 2016-06-16 | 2016-11-30 | 广州市市政工程设计研究总院 | Descend and upward flow sloping plate air supporting sedimentation solid-liquid separation device |
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