CN105923680A - Downward flow and upward flow inclined board air floatation-precipitation solid-liquid separating device - Google Patents
Downward flow and upward flow inclined board air floatation-precipitation solid-liquid separating device Download PDFInfo
- Publication number
- CN105923680A CN105923680A CN201610444645.3A CN201610444645A CN105923680A CN 105923680 A CN105923680 A CN 105923680A CN 201610444645 A CN201610444645 A CN 201610444645A CN 105923680 A CN105923680 A CN 105923680A
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- Prior art keywords
- air supporting
- water
- precipitation
- upward flow
- air floatation
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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 a downward flow and upward flow inclined board air floatation-precipitation solid-liquid separation device, and is used for the technical field of water treatment. The downward flow and upward flow inclined board air floatation-precipitation solid-liquid separation device comprises an air floatation-precipitation pond, wherein the air floatation-precipitation pond is divided into a water distribution region and a contact region by a partition wall; a water feeding and distributing perforated lattice wall is arranged at the bottom of the contact area; an air flotation-precipitation packing device which divides the water distribution region into a top water distribution region and a bottom water distribution region is arranged in the water distribution region; a dissolved air releaser is arranged in the contact region; the partition wall is provided with an air floatation water inlet hole, a precipitation water inlet hole and a gate plate; the air floatation-precipitation pond is provided with an air floatation water outlet collecting channel and a precipitation water outlet collecting channel which are independent from each other; a precipitation water collecting groove is formed in the water distribution region and positioned above the air floatation-precipitation packing device; and a plurality of air floatation perforated water collecting tubes are arranged in the water distribution region and positioned below the air floatation-precipitation packing device. The downward flow and upward flow inclined board air floatation-precipitation solid-liquid separation device is reasonable in structural design; an air floatation technology and a precipitation technology can be ensured to run well; and the quality of drained water is guaranteed.
Description
Technical field
The present invention be used for water-treatment technology field, particularly relate under one with upward flow sloping plate air supporting-sedimentation solid-liquid separation device.
Background technology
China Patent No. is 200410043895, the patent of invention of entitled " air supporting and sedimentation solid-liquid separation device and method ", owing to using lateral flow inclined plate device, current present bottom horizontal flow sheet in the sloping plate unit of Disengagement zone in structures (pond), therefore cannot be transformed into by upward flow tube settler and not only can run precipitation but also can run pneumatically supported air supporting-sedimentation tank；Meanwhile, can not be used for building down and upward flow sloping plate air supporting-sedimentation tank.Water side is air supporting and precipitates the overflow canal shared, and water outlet hydraulics is bad, and short flow phenomenon happens occasionally.
Chinese Patent Application No. is 201010239074, the application for a patent for invention of entitled " air supporting and sedimentation solid-liquid separation device " (have no right/revocation status), its contact area only one of which outlet, and just to air supporting-precipitation filling device (sloping plate unit) plate face, precipitation water outlet perforation tracery wall and water leg are in front portion, air supporting water outlet perforation collector pipe is in bottom, current are not blocked, it is made to flow through air supporting-precipitation filling device (sloping plate unit), form upward flow when running precipitation and flow through air supporting-precipitation filling device (sloping plate unit), run air supporting and flow through air supporting-precipitation filling device (sloping plate unit) to stream at present.Owing to current flow through the resistance of air supporting-precipitation filling device (sloping plate unit) relatively greatly, thus cause current to be not passed through air supporting-precipitation filling device (sloping plate unit), cause a large amount of short stream.No matter run air-float technology or depositing technology, only when the water after flocculation is through air supporting-precipitation filling device, based on shallow pool theory, less swash plate gap, it is possible to increase the separating effect of the impurity particle such as floccule body (alumen ustum) and water in water.If current are not passed through air supporting-precipitation filling device (sloping plate unit), the effect of air-float technology and depositing technology cannot be realized very well.Further, since air supporting collector pipe end top is without air supporting-precipitation filling device (sloping plate unit), when running air supporting, overwhelming majority water flows away from here, creates serious short stream.To sum up, the structure design of this patent of invention is unreasonable, it is impossible to guaranteeing the good operation of air-float technology and depositing technology, effluent quality can not be protected.
Summary of the invention
For solving the problems referred to above, the present invention provide under one with upward flow sloping plate air supporting-sedimentation solid-liquid separation device, the design of its structure is more reasonable, can ensure that the good operation of air-float technology and depositing technology, and effluent quality is protected.
nullThe technical solution adopted for the present invention to solve the technical problems is: a kind of lower and upward flow sloping plate air supporting-sedimentation solid-liquid separation device，Including air supporting-sedimentation tank，Air supporting-sedimentation tank by partition wall formed on the left of contact area and the water distributing area on right side，The bottom of contact area is provided with into water water distribution perforation tracery wall，Air supporting-precipitation filling device that water distributing area is divided into water distributing area, top and water distributing area, bottom it is provided with in water distributing area，Dissolved air release it is provided with in contact area，It is provided with air supporting inlet opening in water distributing area, top with contacting interval on partition wall，It is provided with precipitation inlet opening with contacting interval in water distributing area, bottom，Partition wall is provided with and can control air supporting inlet opening and the flashboard of precipitation inlet opening opening and closing，Described air supporting-sedimentation tank is provided with the mutually independent total canal of air supporting water outlet and the precipitation total canal of water outlet in the one end away from contact area，In water distributing area in air supporting-precipitation filling device be arranged over some by the precipitation precipitation water leg that stretches out to air supporting-sedimentation tank offside side by side of the total canal of water outlet，In water distributing area, the lower section in air supporting-precipitation filling device is provided with some air supporting perforation collector pipes stretched out side by side by the total canal of air supporting water outlet to air supporting-sedimentation tank offside.
Being further used as the improvement of technical solution of the present invention, be provided with overflow triangular-notch weir along described precipitation water leg, overflow triangular-notch weir quantity is incremented by near one end of the precipitation total canal of water outlet.
Being further used as the improvement of technical solution of the present invention, precipitation water leg is uniformly distributed in water distributing area, and the length of precipitation water leg is equal to the 2/3-3/4 of water distributing area length.
Being further used as the improvement of technical solution of the present invention, air supporting perforation collector pipe offers through hole, quantity is incremented by near one end of the total canal of air supporting water outlet.
Being further used as the improvement of technical solution of the present invention, air supporting perforation collector pipe is uniformly distributed in water distributing area, and the length of air supporting perforation collector pipe is equal to the 2/3-3/4 of water distributing area length.
Being further used as the improvement of technical solution of the present invention, air supporting-precipitation filling device includes framework and some thin plates being located in framework, and thin plate is all obliquely installed, and the gap between thin plate forms the passage that the stream that supplies water passes through.
Being further used as the improvement of technical solution of the present invention, described flashboard is located at partition wall on the wall of side, contact area, and flashboard is driven in air supporting inlet opening by drive mechanism, precipitation switches movement between inlet opening up and down.
Being further used as the improvement of technical solution of the present invention, a described air supporting-sedimentation tank lateral edges at top, water distributing area is provided with ash pit, the external scum pipe of ash pit, and the top of air supporting-sedimentation tank is provided with can scrape the Slag Scraping Device to ash pit by water surface impurity.
It is further used as the improvement of technical solution of the present invention, a described air supporting-sedimentation tank lateral edges bottom water distributing area is provided with collection mud pit, the external discharge pipeline in collection mud pit, discharge pipeline is provided with mud valve, and the bottom of air supporting-sedimentation tank is provided with the mud scraper can scraped by impurity at the bottom of pond to collection mud pit.
Being further used as the improvement of technical solution of the present invention, the total canal of water outlet is external is settled out water pipe for precipitation, is settled out water pipe and is provided with and is settled out water valve, and air supporting water outlet total canal external gas emersion water pipe, air supporting outlet pipe is provided with air supporting outlet valve.
Beneficial effects of the present invention: use lower and upward flow sloping plate air supporting-precipitation solid-liquid separating method and device, easily tube settler can be transformed into down and upward flow sloping plate air supporting-sedimentation tank, or newly-built lower and upward flow sloping plate air supporting-sedimentation tank, realize switchover operation air supporting or depositing technology in a structures (pond), reach a structures (pond) and there are two kinds of functions of air supporting and precipitation.Tectonic sieving is reasonable: using two independent inlet openings of air supporting and precipitation, air supporting-precipitation filling device top sets precipitation water leg, and bottom sets air supporting perforation collector pipe, end set two each and every one independently precipitate, the total canal of air supporting water outlet；Thus in Disengagement zone, it is ensured that current all flow through air supporting-precipitation filling device.Hydraulics is superior: water can flow downward (when running air supporting) or upwards circulation (when running precipitation) in air supporting-precipitation filling device.Present configuration design is more reasonable, can ensure that the good operation of air-float technology and depositing technology, and effluent quality is protected.
Accompanying drawing explanation
The invention will be further described below in conjunction with the accompanying 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 sectional view of the embodiment of the present invention；
Fig. 4 is the bottom sectional plan view of the embodiment of the present invention.
Detailed description of the invention
Referring to figs. 1 through Fig. 4, that show the concrete structure of the preferred embodiments of the invention.Will be detailed below the construction features of each element of the present invention, and if when being described direction (upper and lower, left and right, before and after), be with the structure shown in Fig. 1 for reference to describing, but the actually used direction of the present invention be not limited thereto.
The invention provides under one with upward flow sloping plate air supporting-sedimentation solid-liquid separation device, including air supporting-sedimentation tank 25, air supporting-sedimentation tank 25 is by the contact area 11 on the left of partition wall 26 formation and the water distributing area on right side, the bottom of contact area 11 is provided with into water water distribution perforation tracery wall 13, air supporting-precipitation filling device 6 that water distributing area is divided into water distributing area, top 15 and water distributing area, bottom 5 it is provided with in water distributing area, air supporting-precipitation filling device 6 includes framework (using roofbolt or moulding) and some thin plates being located in framework, thin plate is all obliquely installed, 45 °-60 ° of inclination angle, thin plate is uniformly arranged, between thin plate, spacing is 20-40mm, gap between thin plate forms the passage that the stream that supplies water passes through.Dissolved air release 12 it is provided with in contact area 11, in between water distributing area, top 5 and contact area 11, air supporting inlet opening 8 it is provided with on partition wall 26, precipitation inlet opening 10 it is provided with between water distributing area, bottom 15 and contact area 11, partition wall 26 is provided with and can control air supporting inlet opening 8 and the flashboard 9 of precipitation inlet opening 10 opening and closing, described air supporting-sedimentation tank 25 is provided with the mutually independent total canal of air supporting water outlet 1 and the precipitation total canal of water outlet 3 in the one end away from contact area 11, the total canal of water outlet 3 is external is settled out water pipe 22 for precipitation, it is settled out water pipe 22 to be provided with and be settled out water valve 23, air supporting water outlet total canal 1 external gas emersion water pipe 20, air supporting outlet pipe 20 is provided with air supporting outlet valve 21.In water distributing area in air supporting-precipitation filling device 6 be arranged over some by the precipitation precipitation water leg 4 that stretches out to air supporting-sedimentation tank offside side by side of the total canal of water outlet 3, precipitation water leg 4 is uniformly distributed in water distributing area, according to precipitation pathways and track, the length of precipitation water leg 4 is equal to the 2/3-3/4 of water distributing area length, arrange in " finger " shape, being provided with overflow triangular-notch weir along described precipitation water leg 4, overflow triangular-notch weir quantity is incremented by near one end of the precipitation total canal of water outlet 3.In water distributing area, the lower section in air supporting-precipitation filling device 6 is provided with some air supporting perforation collector pipes 16 stretched out side by side by the total canal of air supporting water outlet 1 to air supporting-sedimentation tank offside.Air supporting perforation collector pipe 16 is uniformly distributed in water distributing area, and according to air supporting path and track, the length of air supporting perforation collector pipe 16, equal to the 2/3-3/4 of water distributing area length, is arranged in " finger " shape.Offering through hole on air supporting perforation collector pipe 16, quantity is incremented by near one end of the total canal of air supporting water outlet.
Wherein, described flashboard 9 is located at partition wall 26 on the wall of side, contact area 11, flashboard 9 is driven in air supporting inlet opening 8 by drive mechanism, precipitation switches movement between inlet opening 10 up and down, it is achieved opens or closes and precipitates water inlet 10 or air supporting water inlet 8, thus switchover operation air-float technology or depositing technology.
Additionally, the lateral edges that described air supporting-sedimentation tank 25 is at top, water distributing area is provided with ash pit 2, the external scum pipe of ash pit 2 24, the top of air supporting-sedimentation tank 25 is provided with can scrape the Slag Scraping Device 7 to ash pit 2 by water surface impurity.Described air supporting-the sedimentation tank 25 lateral edges bottom water distributing area is provided with collection mud pit 19, the external discharge pipeline in collection mud pit 19 17, and discharge pipeline 17 is provided with mud valve 18, and the bottom of air supporting-sedimentation tank 25 is provided with the mud scraper 14 can scraped by impurity at the bottom of pond to collection mud pit 19.
When running precipitation, mobile flashboard 9 cuts out air supporting inlet opening 8, opens precipitation inlet opening 10.Water after flocculation is entered bottom contact area 11 by water distribution perforation tracery wall 13 of intaking, Disengagement zone 15 bottom precipitation inlet opening 10 enters, then air supporting-precipitation filling device 6 is flowed up through, in water, the impurity particle such as floccule body (alumen ustum) is along thin plate landing, it is precipitated at the bottom of pond, scraped to collection mud pit 19 by mud scraper 14, discharged with mud valve 18 finally by discharge pipeline 17；Clear water, through thin plate gap, continues flow upwardly through Disengagement zone, top 5, flows into precipitation water leg 4, enters and be settled out the total canal of water 3 after collecting, finally by being settled out water pipe 22 and being settled out water valve and 23 enter filter tank.
When running air supporting, mobile flashboard 9 cuts out precipitation inlet opening 10, opens air supporting inlet opening 8, water after flocculation is entered contact area 11 by water distribution perforation tracery wall 13 of intaking, and after the dissolved air water injecting contact area 11 with dissolved air release 12 contacts mixing, through air supporting inlet opening 8, enter Disengagement zone, top 5, in water, the impurity particle such as floccule body (alumen ustum) is sticked by micro-bubble, it is floated upwardly to the water surface, Slag Scraping Device 7 scrapes to ash pit 2, discharge through scum pipe 24.Clear water continues down through air supporting-precipitation filling device 6, flows into air supporting perforation collector pipe 16, enters back into the total canal of air supporting water outlet 1, enter filter tank finally by air supporting outlet pipe 20 and air supporting flowing water Valve 21.
It is pointed out that each parts of apparatus of the present invention the most all use anti-corrosion material to make or at component surface anticorrosive coating.
The technical program is used to be transformed into down by tube settler and upward flow sloping plate air supporting-sedimentation tank.In the case of different quality, running air-float technology or depositing technology, treatment effect testing result is as follows:
Source water turbidity 100-300NTU, runs depositing technology, and water outlet is less than 3NTU；After filtration, delivery turbidity is stable at below 0.5NTU.
Source water turbidity 0-40NTU, 70,000,000/L of algae, run air-float technology good compared with depositing technology effluent quality, and the air supporting delivery turbidity overwhelming majority is stable at below 0.5NTU, 300,000/below L of algae.
Certainly, the invention is not limited to above-mentioned embodiment, those of ordinary skill in the art also can make equivalent variations or replacement on the premise of spirit of the present invention, and modification or the replacement of these equivalents are all contained in the application claim limited range.
Claims (10)
- null1. under one kind with upward flow sloping plate air supporting-sedimentation solid-liquid separation device，It is characterized in that: include air supporting-sedimentation tank，Air supporting-sedimentation tank by partition wall formed on the left of contact area and the water distributing area on right side，The bottom of contact area is provided with into water water distribution perforation tracery wall，Air supporting-precipitation filling device that water distributing area is divided into water distributing area, top and water distributing area, bottom it is provided with in water distributing area，Dissolved air release it is provided with in contact area，It is provided with air supporting inlet opening in water distributing area, top with contacting interval on partition wall，It is provided with precipitation inlet opening with contacting interval in water distributing area, bottom，Partition wall is provided with and can control air supporting inlet opening and the flashboard of precipitation inlet opening opening and closing，Described air supporting-sedimentation tank is provided with the mutually independent total canal of air supporting water outlet and the precipitation total canal of water outlet in the one end away from contact area，In water distributing area in air supporting-precipitation filling device be arranged over some by the precipitation precipitation water leg that stretches out to air supporting-sedimentation tank offside side by side of the total canal of water outlet，In water distributing area, the lower section in air supporting-precipitation filling device is provided with some air supporting perforation collector pipes stretched out side by side by the total canal of air supporting water outlet to air supporting-sedimentation tank offside.
- It is the most according to claim 1 lower with upward flow sloping plate air supporting-sedimentation solid-liquid separation device, it is characterised in that: being provided with overflow triangular-notch weir along described precipitation water leg, overflow triangular-notch weir quantity is incremental near one end of the precipitation total canal of water outlet.
- It is the most according to claim 2 lower with upward flow sloping plate air supporting-sedimentation solid-liquid separation device, it is characterised in that: precipitation water leg is uniformly distributed in water distributing area, and the length of precipitation water leg is equal to the 2/3-3/4 of water distributing area length.
- The most according to claim 1 time and upward flow sloping plate air supporting-sedimentation solid-liquid separation device, it is characterised in that: offering through hole on air supporting perforation collector pipe, quantity is incremented by near one end of the total canal of air supporting water outlet.
- It is the most according to claim 4 lower with upward flow sloping plate air supporting-sedimentation solid-liquid separation device, it is characterised in that: air supporting perforation collector pipe is uniformly distributed in water distributing area, and the length of air supporting perforation collector pipe is equal to the 2/3-3/4 of water distributing area length.
- The most according to claim 1 time and upward flow sloping plate air supporting-sedimentation solid-liquid separation device, it is characterized in that: air supporting-precipitation filling device includes framework and some thin plates being located in framework, thin plate is all obliquely installed, and the gap between thin plate forms the passage that the stream that supplies water passes through.
- The most according to claim 1 time and upward flow sloping plate air supporting-sedimentation solid-liquid separation device, it is characterized in that: described flashboard is located at partition wall on the wall of side, contact area, flashboard is driven in air supporting inlet opening by drive mechanism, precipitation switches movement between inlet opening up and down.
- The most according to claim 1 time and upward flow sloping plate air supporting-sedimentation solid-liquid separation device, it is characterized in that: a described air supporting-sedimentation tank lateral edges at top, water distributing area is provided with ash pit, the external scum pipe of ash pit, the top of air supporting-sedimentation tank is provided with can scrape the Slag Scraping Device to ash pit by water surface impurity.
- The most according to claim 1 time and upward flow sloping plate air supporting-sedimentation solid-liquid separation device, it is characterized in that: a described air supporting-sedimentation tank lateral edges bottom water distributing area is provided with collection mud pit, the external discharge pipeline in collection mud pit, discharge pipeline is provided with mud valve, and the bottom of air supporting-sedimentation tank is provided with the mud scraper can scraped by impurity at the bottom of pond to collection mud pit.
- The most according to claim 1 time and upward flow sloping plate air supporting-sedimentation solid-liquid separation device, it is characterized in that: the total canal of water outlet is external is settled out water pipe for precipitation, being settled out water pipe to be provided with and be settled out water valve, air supporting water outlet total canal external gas emersion water pipe, air supporting outlet pipe is provided with air supporting outlet valve.
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| Application Number | Priority Date | Filing Date | Title |
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| 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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| 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 true CN105923680A (en) | 2016-09-07 |
| CN105923680B CN105923680B (en) | 2019-10-25 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| 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 |
| 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 |
| CN109771992A (en) * | 2019-03-05 | 2019-05-21 | 长江勘测规划设计研究有限责任公司 | A kind of pumping plant takes water supply device |
| 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 |
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| 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 |
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| 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 |
| CN109771992A (en) * | 2019-03-05 | 2019-05-21 | 长江勘测规划设计研究有限责任公司 | A kind of pumping plant takes water supply device |
| 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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Address after: 510060 East seat, No. 348 East Ring Road, Guangzhou, Guangdong, Yuexiu District Applicant after: Guangzhou municipal engineering design and Research Institute Co., Ltd. Address before: 510060 East staircase, No. 348 East Ring Road, Guangzhou, Guangdong, Yuexiu District Applicant before: Guangzhou City Engineering Design studies total institute |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |