CN204848514U - Integration air supporting filter equipment - Google Patents
Integration air supporting filter equipment Download PDFInfo
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- CN204848514U CN204848514U CN201520476104.XU CN201520476104U CN204848514U CN 204848514 U CN204848514 U CN 204848514U CN 201520476104 U CN201520476104 U CN 201520476104U CN 204848514 U CN204848514 U CN 204848514U
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Abstract
The utility model discloses an integration air supporting filter equipment, filter jar and pressure dissolved air vessel including air supporting, the jar is filtered including the intake chamber, air supporting reacting chamber, separation chamber, clear water room and the filter chamber that connect gradually to air supporting, intake chamber, air supporting reacting chamber, separation chamber and clear water room are located the filter chamber around, and the reacting chamber of air supporting simultaneously is connected through dissolving the trachea with pressure dissolved air vessel, be equipped with the raw water inlet tube in one side of above -mentioned intake chamber, the bottom of air supporting reacting chamber be equipped with with dissolve the trachea intercommunication dissolve the air water distributor pipe, be equipped with the rotation type in the top of separation chamber and scrape sediment machine and scum pipe, the below is equipped with the clear water collecting pipe with clear water room intercommunication, is equipped with the back flow in the bottom of clear water room, is equipped with the filter cloth and filters the carousel in the filter chamber, the filter cloth filters the carousel and is connected with the clear water outlet pipe simultaneously. It is up to standard that the device uses index homoenergetics such as the suspended solid, chemical oxygen demand, turbidity of aquatic, has high efficiency, compact structure, area is little, energy -conserving and convenient advantage is maintained in the installation.
Description
Technical field
The utility model relates to sewage disposal, particularly integration air-float filtration unit.
Background technology
Along with the situation of China's water pollutions aggravation is increasingly severe, the requirement of wastewater treatment and reuse is day by day urgent, existing air-floating sewage treatment equipment, the air-float technology that most employing is single, to short grained suspended substance, particularly the water treatment efficiency of oily(waste)water and tensio-active agent is relatively good, but single air flotation pool or flocculation sedimentation tank take up an area too large, complicated with operation after filtering basin interlock, device integration is not high, single airfloat equipment obtains thorough not to molecule suspended substance removal simultaneously, the requirement of Treated sewage reusing cannot be reached, and support equipment energy consumption is also higher.The bubble produced as dispersion air air supporting is large, and bubbles volume dispersion is uneven, and treatment effect is undesirable.Electrofloatation energy consumption is high, complicated operation, and the easy fouling of battery lead plate.
Utility model content
The purpose of this utility model provides a kind of energy-efficient and integration air-float filtration unit that floor space is little to solve above-mentioned the deficiencies in the prior art.
To achieve these goals, integration air-float filtration unit designed by the utility model, comprise air-float filtration tank and pressure air-dissolving tank, described air-float filtration tank comprise connect successively intake chamber, air-flotation reactor, separate chamber, clean water chamber and filtration chamber, described intake chamber, air-flotation reactor, separate chamber and clean water chamber are positioned at the surrounding of filtration chamber, and air-flotation reactor is connected by Gas dissolving pipe with pressure air-dissolving tank simultaneously; Former water water inlet pipe is provided with in the side of above-mentioned intake chamber, the dissolved air water distribution pipe be communicated with Gas dissolving pipe is provided with in the bottom of air-flotation reactor, rotary slag scraper and scum pipe is provided with above separate chamber, below is provided with the clear water collection tube be communicated with clean water chamber, return line is provided with in the bottom of clean water chamber, in filtration chamber, be provided with filter-cloth filtering rotating disk, filter-cloth filtering rotating disk is connected with Graceful water pipe simultaneously; The bottom of described pressure air-dissolving tank is connected with air dissolved pump in addition, and the top of described air dissolved pump is provided with air intake duct, and bottom is connected with the return line of above-mentioned clean water chamber.Above-mentioned Gas dissolving pipe is provided with under meter, and described under meter is the water yield in order to control reuse water, dissolved air water is discharged and reaches technique best effect.
Described intake chamber dividing plate separates with adjacent reaction chamber and clean water chamber, intake chamber can be divided into multiple grid, conveniently add the medicament such as emulsion splitter, flocculation agent, and mix with former water that (intake chamber also can not establish grid, but static mixer need be added in front equipment end), intake chamber adopts the water inlet of water pump top lift, the form of bottom gravity flow water outlet.The effect of intake chamber is exactly make medicament and former water energy short mix, and the suspended particle in former water and emulsification wet goods material and medicament react fully, forms coagulated particles.
Dissolved air water water inlet pipe is housed bottom air-flotation reactor, and dissolved air water is mixed in air dissolved pump by the backflow water and air of clean water chamber.Air supporting is exactly be utilize the micro-bubble of high dispersing to go to adhere to hydrophobic particle in waste water for carrier, looks as a whole by small bubbles and particle, and its global density is less than water and floats to the water surface, thus realizes the process that solid-liquid or liquid-liquid is separated.The effect of air supporting reaction tank is exactly utilize molten gas bubble to go to adhere to the coagulated particles in water, impels coagulated particles to float, reaches the effect of solid-liquid separation.
Dissolved air water and former water are after reaction, and mixed solution starts solid-liquid separation in separate chamber, and the upper strata of separate chamber forms scum silica frost gradually, and lower floor is separated the clear liquid of generation gradually.Scum silica frost on the water surface is scraped in scum pipe by the rotary slag scraper on the driven by motor separate chamber liquid level of equipment central authorities.Separate chamber establishes clear water collection tube in liquid level lower end, is collected by the clear water in separate chamber and is guided to clean water chamber.A part of clear water wherein in clean water chamber is by recycling effluent pipe for the former water of air dissolved pump as dissolved air water, and another part clear water enters filtration chamber.The Graceful water pipe of clear water by rotating disk inside after filter cloth rotating-table apparatus surface filtration flow to outside equipment.Described filter cloth rotating-table apparatus is that water is entered filter core inner chamber by the filter cloth of rotating disk filter core both sides, thus ensures the effect after air-flotation process.Its filter cloth adopts macromolecular fibre and special process and specific equipment to work out.
In concrete use procedure, former water is introduced into intake chamber, add emulsion splitter, flocculation agent mixing, enter air-flotation reactor again and carry out air supporting reaction with the dissolved air water produced through air dissolved pump, reacted mixed solution carries out solid-liquid separation in separate chamber, under gravity, upper strata, separate chamber is scum silica frost, and lower floor is separated the clear liquid produced.Scum silica frost enters scum pipe by rotary slag scraper.Lower floor's clear water in separate chamber flow to clean water chamber through Graceful water pipe.A part of clear water in clean water chamber by return line for the former water of air dissolved pump as dissolved air water, another part clear water enters filtration chamber, after the filtration of filter-cloth filtering rotating disk, suppose that (chemical oxygen demand (COD) is 100mg/L to former water water inlet index in the scope of " urban wastewater treatment firm pollutant emission standard " (GB18918-2002) secondary standard, biochemical oxygen demand (BOD) is 30mg/L, suspended substance is 30mg/L, ammonia-nitrogen content is 25mg/L), then final outflow water can reach " urban wastewater treatment firm pollutant emission standard " one-level A standard (chemical oxygen demand (COD) is 50mg/L, biochemical oxygen demand (BOD) is 10mg/L, suspended substance is 10mg/L, ammonia-nitrogen content is 5mg/L).
Also be provided with fluid level controller and rotating disk back washing device in described filtration chamber, described rotating disk back washing device is also connected with vacuum primingpump.When the filter-cloth filtering rotating disk in filtration chamber is after filtering after a while, when filter cloth surface attached to a large amount of suspended substance, filter-cloth filtering resistance increases, water outlet discharge reduction, water level in filtration chamber also rises thereupon, and the fluid level controller now in filtration chamber closes and starts control rotating disk back washing device and carries out backwash.The suspended substance of filter cloth surface has been sucked at the suction function lower rotary table back washing device of vacuum primingpump.When filter-cloth filtering rotating disk recovers after strainability, filtration chamber's water level decreasing is to certain altitude, and fluid level controller disconnects, and rotating disk back washing device also quits work thereupon, and the rotating disk cleaning interval terminates, and filtration chamber intakes filtration treatment, automatically enters next round filtration cycle.
The utility model, by the ingehious design to integration air-float filtration unit internal structure, is compared with traditional air-floating apparatus, is had following feature:
1, compare with traditional integration air-float device, after carrying out air supporting reaction equally, the water outlet after integration air-float filtration unit depth type filtration process, its water quality suspended substance is lower, more easily reaches the requirement of water quality reuse.
2, compare with traditional quartz sand filter, because the mode of filtering in integrated apparatus relies on the constant aperture of micropore filter cloth to be retained by the macrobead suspended substance in water, the mode of back flushing is then adopted to be arranged by back washing device suction is outer by the suspended substance that filter cloth retains.Its design filter scooter 10m/s, suitable with quartz sand filtration filtering velocity, but backwash operation is easy compared with quartz sand filtration tank, and backwash consumes electric energy, and comparatively quartz sand filter media saving is a lot, and floor space also comparatively quartz sand filter greatly reduce.
3, the air dissolved pump be provided with in integration apparatus, vacuum primingpump, slag scraper etc. adopt less energy-consumption, low noise motor, can effectively reduce energy consumption, reduce working cost in the future.
4, integration apparatus adopts the automated installation such as fluid level controller, under meter, can realize full-automatic operation, and except front end needs timing to add except flocculation agent, the operations staff without the need to sole duty keeps an eye on.
5, integration apparatus is owing to making full use of circular design, by air-floating apparatus and filtration unit integrated molding, saves land used resource greatly, and the occupation area of equipment of the same process water yield about only has 1/3 to 1/4 of conventional apparatus.
6, continuous filtration gap backwash, backwash water loss is low, and water consumption rate is about 1% of the process water yield.
7, installation and repairing is convenient: stdn, modular design making and installation.
8, applied range: the first, being applied to lake is that the waterworks at water source falls turbid except algae; The second, be applied to Industrial Waste Water Treatments engineering, as fields such as petrochemical complex, weaving, printing and dyeing, plating, process hides, foodstuffs industry; 3rd, be applied to the recovery of useful matter in sewage, as: the fields such as the fiber recovery in papermaking, pulp water.
In sum, the integration air-float filtration unit that the utility model obtains can to wastewater treatment, all energy is up to standard to make the indexs such as the suspended substance in water outlet, chemical oxygen demand (COD), turbidity, have efficient, compact construction, floor space are little, energy-conservation and installation and maintenance advantage easily, this device can be widely used in discharge engineering of water treatment.
Accompanying drawing explanation
Fig. 1 is the structural representation of the integration air-float filtration unit of embodiment 1;
Fig. 2 is the orthographic plan of the integration air-float filtration unit of embodiment 1;
Fig. 3 is the schema of the integration air-float filtration unit of embodiment 1;
Fig. 4 is the structural representation of the integration air-float filtration unit of embodiment 2.
In figure: air-float filtration tank 1, pressure air-dissolving tank 2, intake chamber 3, air-flotation reactor 4, separate chamber 5, clean water chamber 6, filtration chamber 7, Gas dissolving pipe 8, former water water inlet pipe 9, dissolved air water distribution pipe 10, rotary slag scraper 11, scum pipe 12, clear water collection tube 13, return line 14, filter-cloth filtering rotating disk 15, Graceful water pipe 16, air dissolved pump 17, air intake duct 18, fluid level controller 19, rotating disk back washing device 20, vacuum primingpump 21, under meter 22.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Embodiment 1:
As shown in Figure 1 and Figure 2, the integration air-float filtration unit that the present embodiment provides, comprise air-float filtration tank 1 and pressure air-dissolving tank 2, described air-float filtration tank 1 comprise connect successively intake chamber 3, air-flotation reactor 4, separate chamber 5, clean water chamber 6 and filtration chamber 7, described intake chamber 3, air-flotation reactor 4, separate chamber 5 and clean water chamber 6 are positioned at the surrounding of filtration chamber 7, and air-flotation reactor 4 is connected by Gas dissolving pipe 8 with pressure air-dissolving tank 2 simultaneously; Former water water inlet pipe 9 is provided with in the side of above-mentioned intake chamber 3, the dissolved air water distribution pipe 10 be communicated with Gas dissolving pipe 8 is provided with in the bottom of air-flotation reactor 4, rotary slag scraper 11 and scum pipe 12 is provided with above separate chamber 5, below is provided with the clear water collection tube 13 be communicated with clean water chamber 6, return line 14 is provided with in the bottom of clean water chamber 6, in filtration chamber 7, be provided with filter-cloth filtering rotating disk 15, filter-cloth filtering rotating disk 15 is connected with Graceful water pipe 16 simultaneously; The bottom of described pressure air-dissolving tank 2 is connected with air dissolved pump 17 in addition, and the top of described air dissolved pump 17 is provided with air intake duct 18, and bottom is connected with the return line 14 of above-mentioned clean water chamber 6.In order to control the water yield of reuse water, dissolved air water being discharged and reaches technique best effect, above-mentioned Gas dissolving pipe 8 is provided with under meter 22.
As shown in Figure 3, in concrete use procedure, former water is introduced into intake chamber 3, add emulsion splitter, flocculation agent mixing, enter air-flotation reactor 4 again and carry out air supporting reaction with the dissolved air water produced through air dissolved pump 17, reacted mixed solution carries out solid-liquid separation in separate chamber 5, under gravity, upper strata, separate chamber 5 is scum silica frost, and lower floor is separated the clear liquid produced.Scum silica frost enters scum pipe 12 by rotary slag scraper 11.In separate chamber, lower floor's clear water of 5 flow to clean water chamber 6 through Graceful water pipe 13.A part of clear water in clean water chamber 6 passes through return line 14 for the former water of air dissolved pump 17 as dissolved air water, another part clear water enters filtration chamber 7, after the filtration of filter-cloth filtering rotating disk 15, suppose that former water water inlet index is in the scope of " urban wastewater treatment firm pollutant emission standard " (GB18918-2002) secondary standard, then final outflow water can reach " urban wastewater treatment firm pollutant emission standard " (GB18918-2002) one-level A standard.
Embodiment 2:
As shown in Figure 4, the integration air-float filtration unit that the present embodiment provides, its general structure is identical with embodiment 1, but in concrete use procedure, also be provided with fluid level controller 19 and rotating disk back washing device 20 in described filtration chamber 7, described rotating disk back washing device 20 is also connected with vacuum primingpump 21.When the filter-cloth filtering rotating disk 15 in filtration chamber 7 is after filtering after a while, when filter cloth surface attached to a large amount of suspended substance, filter-cloth filtering resistance increases, water outlet discharge reduction, water level in filtration chamber 7 also rises thereupon, and the fluid level controller 19 now in filtration chamber 7 closes and starts control rotating disk back washing device 20 and carries out backwash.The suspended substance of filter cloth surface has been sucked at the suction function lower rotary table back washing device 20 of vacuum primingpump 21.After filter-cloth filtering rotating disk 15 recovers strainability, filtration chamber 7 water level decreasing is to certain altitude, and fluid level controller 19 disconnects, rotating disk back washing device 20 also quits work thereupon, the rotating disk cleaning interval terminates, and filtration chamber 7 intakes filtration treatment, automatically enters next round filtration cycle.
Claims (3)
1. an integration air-float filtration unit, comprise air-float filtration tank (1) and pressure air-dissolving tank (2), it is characterized in that: described air-float filtration tank (1) comprise connect successively intake chamber (3), air-flotation reactor (4), separate chamber (5), clean water chamber (6) and filtration chamber (7), described intake chamber (3), air-flotation reactor (4), separate chamber (5) and clean water chamber (6) are positioned at the surrounding of filtration chamber (7), and air-flotation reactor (4) is connected by Gas dissolving pipe (8) with pressure air-dissolving tank (2) simultaneously; Former water water inlet pipe (9) is provided with in the side of above-mentioned intake chamber (3), the dissolved air water distribution pipe (10) be communicated with Gas dissolving pipe (8) is provided with in the bottom of air-flotation reactor (4), rotary slag scraper (11) and scum pipe (12) is provided with in the top of separate chamber (5), below is provided with the clear water collection tube (13) be communicated with clean water chamber (6), return line (14) is provided with in the bottom of clean water chamber (6), in filtration chamber (7), be provided with filter-cloth filtering rotating disk (15), filter-cloth filtering rotating disk (15) is connected with Graceful water pipe (16) simultaneously; The bottom of described pressure air-dissolving tank (2) is connected with air dissolved pump (17) in addition, and the top of described air dissolved pump (17) is provided with air intake duct (18), and bottom is connected with the return line (14) of above-mentioned clean water chamber (6).
2. integration air-float filtration unit according to claim 1, is characterized in that: be also provided with fluid level controller (19) and rotating disk back washing device (20) in described filtration chamber (7), and described rotating disk back washing device (20) is also connected with vacuum primingpump (21).
3. integration air-float filtration unit according to claim 1 and 2, is characterized in that: on above-mentioned Gas dissolving pipe (8), be provided with under meter (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520476104.XU CN204848514U (en) | 2015-07-06 | 2015-07-06 | Integration air supporting filter equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520476104.XU CN204848514U (en) | 2015-07-06 | 2015-07-06 | Integration air supporting filter equipment |
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| Publication Number | Publication Date |
|---|---|
| CN204848514U true CN204848514U (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520476104.XU Expired - Fee Related CN204848514U (en) | 2015-07-06 | 2015-07-06 | Integration air supporting filter equipment |
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| CN (1) | CN204848514U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116216980A (en) * | 2023-02-06 | 2023-06-06 | 南京紫鑫汇萃环境科技有限公司 | Industrial textile printing and dyeing wastewater treatment process |
-
2015
- 2015-07-06 CN CN201520476104.XU patent/CN204848514U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116216980A (en) * | 2023-02-06 | 2023-06-06 | 南京紫鑫汇萃环境科技有限公司 | Industrial textile printing and dyeing wastewater treatment process |
| CN116216980B (en) * | 2023-02-06 | 2023-11-21 | 南京紫鑫汇萃环境科技有限公司 | Industrial textile printing and dyeing wastewater treatment process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 315100 Zhejiang city in Ningbo Province, Yinzhou District Road No. 298 building (Bachelor of Zhejiang Tiandi Environmental Engineering Co. Ltd.) Patentee after: ZHEJIANG WORLD CLEAN ENVIRONMENT ENGINEERING CO., LTD. Address before: 315100 Zhejiang city of Ningbo province of Yinzhou District Road No. 270 building room 1408, Bryan (Ningbo Qing Tiandi Environmental Engineering Co. Ltd.) Patentee before: Ningbo Qingtiandi Environment Engineering Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 Termination date: 20200706 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |