CN202688031U - Novel air floatation device - Google Patents

Novel air floatation device Download PDF

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Publication number
CN202688031U
CN202688031U CN 201220187948 CN201220187948U CN202688031U CN 202688031 U CN202688031 U CN 202688031U CN 201220187948 CN201220187948 CN 201220187948 CN 201220187948 U CN201220187948 U CN 201220187948U CN 202688031 U CN202688031 U CN 202688031U
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CN
China
Prior art keywords
water
air flotation
flotation tank
air
chamber
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Active
Application number
CN 201220187948
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Chinese (zh)
Inventor
朱加征
於胜洪
程英嘉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jia Jing environmental protection Science and Technology Co., Ltd. is initiated in Suzhou
Original Assignee
SUZHOU GREINWORTH ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
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Priority to CN 201220187948 priority Critical patent/CN202688031U/en
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Publication of CN202688031U publication Critical patent/CN202688031U/en
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Abstract

The utility model relates to a novel air floatation device composed of a flocculant trough, a gas-water mixing pump, an air floatation tank and a clean water tank. A method which is entirely different from a traditional dissolved-gas air floatation device is adopted, and gas-water mixing, pressurized gas dissolving and the reagent mixing process are finished in the gas-water mixing pump. An air compressor, a gas dissolving tank, a backwater pump and a slag scraping machine and the like are not required. A process is simple, devices are few, and the novel air floatation device is convenient to operate. The novel air floatation device is particularly suitable for treatment of small-water-quantity sewage, can also serve as a process unit to be combined with other water treatment processes, and is applied to the water treatment process.

Description

A kind of Novel air floating device
Technical field
The utility model relates to a kind of Novel air floating device, belongs to water-treatment technology field.
Background technology
By Bubble-floating Method is the solid-liquid separation purifying method of a kind of widespread use during plumbing is processed.By Bubble-floating Method can be divided into gas distribution By Bubble-floating Method, electric floating method, biology and chemical floatation treatment, dissolved air flotation etc.Wherein dissolved air flotation is most widely used.The principle of work of dissolved air flotation device is under certain condition, and large quantity of air is dissolved in the water, and forms dissolved air water, as working medium.By the reliever sudden pressure reduction, discharge fast, produce a large amount of micro bubbles and adhere to through on " alumen ustum " in the waste water behind the coagulating, make flocs float, thereby remove rapidly the pollution substance in the water.
It is that partial reflux formula pressure air-dissolving rectangle air flotation pool is called again flat flow type air-float pool that dissolved air flotation is used typical, the most general mode.Its equipment forms and comprises intake pump, dosing pond, air compressor machine, dissolving, back water pump, dissolved air release, air flotation pool, slag scraper etc.The advantage of flat flow type air-float pool is effective, technical maturity.Shortcoming is that flow process is complicated, equipment is many, energy consumption is high.
Shallow air-floatation is another major way of air-dissolving air-float.Its device integrates cohesion, air supporting, skimming, precipitates, scrapes mud.Whole cylindrical, compact construction, the pond is more shallow.Apparatus main body is comprised of five major parts: pond body, rotation water distributing mechanism, dissolved gas releaser structure, frame mechanism, mechanism etc. catchments.Water-in, water outlet and scum silica frost relief outlet all concentrate in the body middle section of pond, and water distributing mechanism, the mechanism that catchments, dissolved gas releaser structure and framework closely link together, and rotate around the pond body.The advantage of shallow air-floatation device is that the pond body is shallow, efficient is high, the separate unit treatment capacity is very large, suitable treatment big yield waste water, convenient management.Shortcoming is complex structure, and the single unit system aspect ratio is higher, cooperates capacity utilization difficult, separate part not high with the subsequent disposal structures at elevation.
The purpose of this utility model provides a kind of and above two kinds of diverse air-float methods of traditional dissolved air flotation device and device.Be characterized in, do not need air compressor machine, dissolving, back water pump, slag scraper etc.The flow process simple device is few, and is easy to operate.Be particularly suitable for processing little water yield sewage.
Summary of the invention
A kind of Novel air floating device of the utility model is comprised of flocculation agent groove 1, steam-water mixing pump 2, air flotation tank 3, clean water basin 4.Air flotation tank 3 is the containers with dual cone shape roof construction, in the inside of air flotation tank 3 cone top 6 is arranged, and the upper end of cone top 6 connects a pipe that makes progress.Cone top 6 is divided into up and down two chambers with air flotation tank 3, and lower chamber is gas-floating chamber, and upper chamber is the separate chamber.It is annular perforated pipes that there are clear water collection tube 8, clear water collection tube 8 in the middle part, separate chamber.Clear water collection tube 8 is connected with Graceful water pipe 11.Slagging-off control valve 10 is arranged in the middle of the Graceful water pipe 11, and Graceful water pipe 11 terminal end shape are to be inverted U-bend.Connect one in the upper end of air flotation tank 3 top circular cones and be inverted U-bend 7, be used for discharging scum silica frost.Throw out relief outlet 9 is arranged at the bottom, separate chamber of air flotation tank 3, and throw out relief outlet 9 can one or several.
The inversion U-bend 7 at top, chamber with the mode of slagging-off control valve 10 interlock slagging-off is on the air flotation tank 3: slagging-off control valve 10 is by time-program(me) control, and time closes when opening.When slagging-off control valve 10 was opened, the clean water overflow in air flotation tank 3 separate chambers was discharged into clean water basin 4.Graceful water pipe 11 terminal end shape are to be inverted U-bend, and the water level that it has highly determined in air flotation tank 3 separate chambers makes water level remain on a constant level.When slagging-off control valve 10 was closed, the water level in air flotation tank 3 separate chambers rose, and scum silica frost is subject to the clear water jacking and discharges from being inverted U-bend 7.
Description of drawings
A kind of Novel air floating device structure iron of Fig. 1
1 flocculation agent groove among the figure, 2 steam-water mixing pumps, 3 air flotation tanks, 4 clean water basin, 5 air intlets, 6 cone top, 7 are inverted U-bend, 8 clear water collection tubes, 9 throw out relief outlets, 10 slagging-off control valves, 11 Graceful water pipes
Embodiment
The water-in of steam-water mixing pump 2 has certain negative pressure, has the function that can suck flocculation agent and air.Steam-water mixing pump 2 sucks flocculation agent from flocculation agent groove 1 when carrying raw waste water, from air intlet 5 air amounts, pump into air flotation tank 3 simultaneously.Finish steam-water mixing, pressure air-dissolving and medicament mixing process in the inside of steam-water mixing pump 2.Gas, water, pharmaceutical mixture enter air flotation tank 3.Coagulating and air supporting effect occur in the lower chamber of air flotation tank 3.Steam water interface enters the upper chamber of air flotation tank 3 from cone top 6.The upper chamber of air flotation tank 3 is separate chambers.Scum silica frost gathers the top circular cone of chamber on the air flotation tank 3 because of buoyancy, and the lower floor of chamber is clear water on the air flotation tank 3.There is clear water collection tube 8 at the middle part of chamber on the air flotation tank 3, and clear water collection tube 8 is annular perforated pipes.Draw overflow by Graceful water pipe 11 after clear water is collected and be discharged to clean water basin 4.
Slagging-off control valve 10 is arranged on the Graceful water pipe 11.Graceful water pipe 11 ends are one and are inverted U-bend.Water level in the Graceful water pipe 11 has just been controlled the water level of chamber on the air flotation tank 3.When slagging-off control valve 10 was opened, the clear water of chamber was by the overflow water outlet on the air flotation tank 3.When slagging-off control valve 10 was closed, the water level on the air flotation tank 3 in the chamber rose, and scum silica frost is subject to the clear water jacking and discharges from being inverted U-bend 7.Slagging-off control valve 10 can manually be controlled, also can the setting-up time time variable control.What of scum silica frost amount behind the sewage air-flotation cycle of slagging-off control valve 10 opening and closing depend on, can set up in operational process.The clean water overflow of air flotation tank 3 dissolved air flotations enters clean water basin 4.Throw out might be gathered in the bottom of chamber on the air flotation tank 3, can regularly discharge by throw out relief outlet 9.
A kind of Novel air floating device of the utility model can use separately, becomes the air-floated water treating apparatus of a standalone feature.Also can be used as the combination of a unit and other water technologies, be applied to water treatment technological process.The utility model is particularly suitable for processing little water yield sewage.Have that flow process is simple, equipment is few, easy to operate advantage.

Claims (1)

1. Novel air floating device, by flocculation agent groove (1), steam-water mixing pump (2), air flotation tank (3), clean water basin (4) form, it is characterized in that, air flotation tank (3) is a container with dual cone shape roof construction, in the inside of air flotation tank (3) cone top (6) is arranged, the upper end of described cone top (6) connects a pipe that makes progress, cone top (6) is divided into up and down two chambers with air flotation tank (3), lower chamber is gas-floating chamber, upper chamber is the separate chamber, there is clear water collection tube (8) at middle part, described separate chamber, clear water collection tube (8) is the annular perforated pipe, described clear water collection tube (8) is connected with Graceful water pipe (11), slagging-off control valve (10) is arranged in the middle of the Graceful water pipe (11), described Graceful water pipe (11) terminal end shape is to be inverted U-bend, connect one in the upper end of described air flotation tank (3) top circular cone and be inverted U-bend (7), be used for discharging scum silica frost, in the bottom, separate chamber of described air flotation tank (3) throw out relief outlet (9) is arranged, throw out relief outlet (9) can one or several.
CN 201220187948 2012-04-28 2012-04-28 Novel air floatation device Active CN202688031U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220187948 CN202688031U (en) 2012-04-28 2012-04-28 Novel air floatation device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220187948 CN202688031U (en) 2012-04-28 2012-04-28 Novel air floatation device

Publications (1)

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CN202688031U true CN202688031U (en) 2013-01-23

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220187948 Active CN202688031U (en) 2012-04-28 2012-04-28 Novel air floatation device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103130295A (en) * 2012-04-28 2013-06-05 苏州嘉净环保科技股份有限公司 Novel air floating device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103130295A (en) * 2012-04-28 2013-06-05 苏州嘉净环保科技股份有限公司 Novel air floating device

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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

Owner name: SUZHOU SHOUCHUANG JIAJING ENVIRONMENTAL PROTECTION

Free format text: FORMER NAME: SUZHOU GREINWORTH ENVIRONMENTAL PROTECTION TECHNOLOGY CO., LTD.

CP01 Change in the name or title of a patent holder

Address after: Suzhou City, Jiangsu province 215126 Industrial Park town Sheng Jiangpu Road No. 46

Patentee after: Jia Jing environmental protection Science and Technology Co., Ltd. is initiated in Suzhou

Address before: Suzhou City, Jiangsu province 215126 Industrial Park town Sheng Jiangpu Road No. 46

Patentee before: Suzhou Greinworth Environmental Protection Technology Co., Ltd.