CN104671318A - Pump dissolving type air floating system - Google Patents
Pump dissolving type air floating system Download PDFInfo
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- CN104671318A CN104671318A CN201510098552.5A CN201510098552A CN104671318A CN 104671318 A CN104671318 A CN 104671318A CN 201510098552 A CN201510098552 A CN 201510098552A CN 104671318 A CN104671318 A CN 104671318A
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Abstract
A pump dissolving type air floating system comprises an air floating pool tank, a slag scraping machine, a water collecting pipe and an air dissolving pipeline system, wherein a partition and a baffle are sequentially mounted in the air floating pool tank, a contact area, a separation area and a clear water area are sequentially formed, and a sewage inlet and a clear water outlet are formed on opposite sides of the air floating pool tank respectively; the slag scraping machine is mounted at the top of the air floating pool tank and used for removing scum on the water surface; the water collecting pipe is distributed at the bottom and the rear area inside the air floating pool tank and used for collecting the clear water to the clear water area; the air dissolving pipeline system is arranged on the outer side of the air floating pool tank and comprises an air dissolving pump, a flow regulating valve, an air regulating valve, a check valve, a pressure regulating pipe and a regulating valve, the air dissolving pump is connected with a water inlet pipe, an air inlet pipe and a high-pressure air-dissolved water outlet pipe, the water inlet pipe and the high-pressure air-dissolved water outlet pipe are communicated with the inside of the air floating pool tank, and the pressure regulating pipe is arranged on a water outlet path of high-pressure air-dissolved water. According to the pump dissolving type air floating system, parts such as a releaser, an air-dissolved tank and the like which are easily blocked are omitted, the energy saving effect is remarkable, the diameter of each produced bubble is smaller than 30 nm, and the air dissolving amount can reach 30%.
Description
Technical field
The invention belongs to environment protection sewage process field, particularly the molten formula air-flotation system of a kind of pump.
Background technology
Current existing air-flotation system is traditional pressurized dissolved air flotation (DAF) and cavitation air flotation (CAF).Traditional pressurized dissolved air flotation (DAF) realizes molten gas in dissolving, the size of molten tolerance depends on the working pressure of liquid level in dissolving and dissolving, and the gas-liquid in dissolving is dynamic change, make troubles to Operation and Maintenance, simultaneously, the generation of DAF microbubble mainly relies on the pressure release of reliever, for high suspended matter, high oily(waste)water, and the blocking of easy build-up of pressure reliever.Cavitation air flotation (CAF) utilizes jet-pump high speed rotating in pond to produce negative pressure to suck air, the formation of bubble depends on the high-speed cutting of impeller, and the Spontaneous release in system with no pressure, bubble diameter is large, power consumption is high, to the air-flotation process poor effect of high temperature sewage.
Therefore, in order to solve many deficiencies and the defect of above-mentioned prior art, be necessary to study the molten formula air-flotation system of a kind of pump.
Summary of the invention
Consider at least one the problems referred to above and complete the present invention, and one object of the present invention is to provide a kind of pump molten formula air-flotation system, the molten formula air-flotation system of this pump, is characterized in that comprising:
Air flotation pool casing, is provided with dividing plate and baffle plate successively to form zone of action, disengaging zone and clear water zone successively, the opposite side of this air flotation pool casing is equipped with sewage inlet and clear water output respectively in this air flotation pool casing;
Slag scraper, it is arranged on air flotation pool casing top, for removing the scum silica frost on the water surface;
Header, it is arranged in air flotation pool casing inner bottom part and back zone, for collecting clear water to clear water zone;
Molten device piping system, it is arranged on outside air flotation pool casing, comprising: air dissolved pump, and it is connected with water inlet pipe, inlet pipe and high pressure dissolved air water rising pipe, and this water inlet pipe is communicated with air flotation pool box house with high pressure dissolved air water rising pipe; Flow control valve, for regulating the import vacuum tightness of described air dissolved pump; Air volume regulating valve, for regulating the charge flow rate of described air dissolved pump; Vacuum breaker, causes air dissolved pump to reverse for avoiding backflow; Voltage stabilizing tube, for the pressure in stable pipeline, it is arranged on the water outlet path of described high pressure dissolved air water; Variable valve, for regulating the operating pressure of air dissolved pump.
According to a further aspect of the invention, dreg collecting slot is provided with after described baffle plate.
According to a further aspect of the invention, the end of described header is provided with water flow control hand wheel.
According to a further aspect of the invention, described molten device piping system also comprises liquid meter, for showing the feed flow of described air dissolved pump.
According to a further aspect of the invention, described molten device piping system also comprises gas meter, for showing the charge flow rate of described air dissolved pump.
According to a further aspect of the invention, described molten device piping system also comprises vacuum meter, for showing the import vacuum tightness of described air dissolved pump.
According to a further aspect of the invention, described molten device piping system also comprises tensimeter, for showing the operating pressure of air dissolved pump.
According to a further aspect of the invention, described water inlet pipe is communicated with clear water zone, and described high pressure dissolved air water rising pipe is communicated with zone of action.
According to a further aspect of the invention, described water gathering system is fishbone type water gathering system, and it comprises short transversal pipe, long transverse tube and vertical tube.
Compared with prior art, beneficial effect of the present invention is:
The molten air-floating apparatus of pump utilizes multiphase flow pump to realize air supporting, eliminate the easily plug members such as reliever, dissolving, energy-saving effect is remarkable, the bubble diameter produced is less than 30 microns, molten tolerance can reach 30%, pump performance is very stable when fluctuations in discharge and tolerance fluctuation, for the adjustment of pump and air supporting technology controlling and process provide fabulous operational condition.The molten air-floating apparatus of pump is applicable to the recycling of the trade effluent such as chemical fiber waste water, paper waste and refinery water.
Accompanying drawing explanation
Fig. 1 is the structural representation of the molten formula air-flotation system of pump according to the preferred embodiment of the invention.
Fig. 2 is the header structural representation according to the molten formula air-flotation system of the pump of another preferred embodiment of the present invention.
1-air flotation pool casing, 2-dividing plate, 3-slag scraper, 4-baffle plate, 5-header, 6-clear water output, 7-liquid meter, 8-flow control valve, 9-air volume regulating valve, 10-gas meter, 11-vacuum meter, 12-air dissolved pump, 13-vacuum breaker, 14-voltage stabilizing tube, 15-tensimeter, 16-variable valve, 17-sewage inlet, 21-short transversal pipe, 22-long transverse tube, 23-vertical tube
Embodiment
Below in conjunction with accompanying drawing; by preferred embodiment, preferred forms of the present invention is described; here embodiment is to explain the present invention; and should not be construed as limitation of the present invention; when not departing from spirit of the present invention and essential scope; can make various changes and modifications, these all should be included within protection scope of the present invention.
Embodiment 1
See Fig. 1-2, the invention provides the molten formula air-flotation system of a kind of pump.Such as, the molten formula air-flotation system of this pump can comprise: air flotation pool casing 1, dividing plate 2 and baffle plate 4 are installed successively to form zone of action, disengaging zone and clear water zone successively in this air flotation pool casing 1, the opposite side of this air flotation pool casing 1 are equipped with respectively sewage inlet 17 and clear water output 6; Slag scraper 3, it is arranged on air flotation pool casing 1 top, for removing the scum silica frost on the water surface; Header 5, it is arranged in air flotation pool casing 1 inner bottom part and back zone, for collecting clear water to clear water zone; Molten device piping system, it is arranged on outside air flotation pool casing 1, comprising: air dissolved pump 12, and it is connected with water inlet pipe, inlet pipe and high pressure dissolved air water rising pipe, and this water inlet pipe is communicated with air flotation pool casing 1 inside with high pressure dissolved air water rising pipe; Flow control valve 8, for regulating the import vacuum tightness of described air dissolved pump 12; Air volume regulating valve 16, for regulating the charge flow rate of described air dissolved pump 12; Vacuum breaker 13, causes air dissolved pump 12 to reverse for avoiding backflow; Voltage stabilizing tube 14, for the pressure in stable pipeline, it is arranged on the water outlet path of described high pressure dissolved air water; Variable valve 16, for regulating the operating pressure of air dissolved pump 12.
Be understandable that, described back zone refers to the region near clear water output, and proparea refers to the region near sewage inlet.The water taken from casing and gas and vapor permeation are formed high pressure dissolved air water and are again sent in casing through voltage stabilizing tube by air dissolved pump 12, suspended substance in sewage or oil in water emulsion fully contact with the microbubble in high pressure dissolved air water and are attached on its surface, utilize the buoyancy of bubble to rise to liquid level, reach the object being separated and removing.
Preferably, dreg collecting slot is provided with after described baffle plate 4.
Preferably, the end of described header 5 is provided with water flow control hand wheel.
Preferably, described molten device piping system also comprises liquid meter 7, for showing the feed flow of described air dissolved pump 12.
Preferably, described molten device piping system also comprises gas meter 10, for showing the charge flow rate of described air dissolved pump 12.
Preferably, described molten device piping system also comprises vacuum meter 11, for showing the import vacuum tightness of described air dissolved pump 12.
Preferably, described molten device piping system also comprises tensimeter 15, for showing the operating pressure of air dissolved pump 12.
Preferably, described water inlet pipe is communicated with clear water zone, and described high pressure dissolved air water rising pipe is communicated with zone of action.
Preferably, described water gathering system is fishbone type water gathering system, and it comprises short transversal pipe 21, long transverse tube 22 and vertical tube 23.
Be understandable that, the molten air-floating apparatus of pump utilizes multiphase flow pump to realize air supporting, eliminate the easily plug members such as reliever, dissolving, energy-saving effect is remarkable, the bubble diameter produced is less than 30 microns, molten tolerance can reach 30%, and pump performance is very stable when fluctuations in discharge and tolerance fluctuation, for the adjustment of pump and air supporting technology controlling and process provide fabulous operational condition.The molten air-floating apparatus of pump is applicable to the recycling of the trade effluent such as chemical fiber waste water, paper waste and refinery water.
Preferably, additionally provide the molten formula air-flotation system of a kind of pump, it comprises air flotation pool casing 1, and in casing 1, dividing plate 2 is installed in proparea, for separating zone of action and disengaging zone.At casing 1 top, slag scraper 3 is housed, for removing the scum silica frost on the water surface.Baffle plate 4 is installed in casing 1 for spaced-apart district and clear water zone, after baffle plate, dreg collecting slot is set.At the bottom of pond and back zone arrange header 5, for collecting clear water to clear water zone, pipe end is mounted with control hand wheel adjusting water outlet flow.Clear water output 6 is housed, for the discharge of clear water at casing 1 afterbody.Molten device piping system outside casing 1 is separately installed with liquid meter 7, for showing air dissolved pump feed flow.Flow control valve 8, for regulating air dissolved pump import vacuum tightness, makes in air energy suction pump.Air volume regulating valve 9, for regulating air dissolved pump charge flow rate.Gas meter 10, for showing air dissolved pump charge flow rate.Vacuum meter 11, for showing air dissolved pump import vacuum tightness.Air dissolved pump 12, for the formation of high pressure dissolved air water.Vacuum breaker 13, prevents sewage backflow to clear water zone during for shutting down, avoid backflow to cause air dissolved pump rollback corruption air dissolved pump parts.Voltage stabilizing tube 14, for the pressure in stable pipeline.Tensimeter 15, for showing the operating pressure of air dissolved pump.Variable valve 16, for regulating the operating pressure of air dissolved pump, should be arranged in body wall limit, pond as far as possible.Sewage inlet 17, for the input of sewage.
Advantageously, the molten air-floating apparatus of pump adopts air dissolved pump as reflux pump, recirculation water and gas are directly inhaled in the ingress of pump, utilize the blade wheel structure of air dissolved pump, the solvability mixing of gas-liquid two-phase is completed in the process of supercharging in pump, the air of suction is repeatedly cut into small bubbles by the multi-stage impeller of high speed rotating, and is dissolved in the hyperbaric environment of small bubbles in pump after cutting instantaneously in backflow sewage.Because pump performance curve is more smooth, when duty parameter fluctuations such as flow, pressure, tolerance, the running and comparing of pump is steady.When the load of air-floating apparatus changes or the device debugging stage, the adjustability that pump is good ensure that the reliability service of device.
Advantageously, the microbubble diameter produced during decompression jet is less than 30 microns, and gas saturation can reach 100%, and bubble is uniformly distributed in pond.
Advantageously, in zone of action, the suspended substance in sewage or oil in water emulsion fully contact with microbubble and are attached on its surface, utilize the buoyancy of bubble to rise to liquid level, reach the object being separated and removing.The regular deslagging of scum silica frost slag scraper of disengaging zone liquid level, scum period is determined according to after the situation such as water quality, water yield field adjustable.
Preferably, the mode that traditional baffle plate adds overflow weir has been abandoned in the collection of clear water, adopts fishbone type water gathering system header 5, sees Fig. 2.This Novel water collection mode, has water outlet at short transversal pipe, long transverse tube, vertical tube bottom even.So catchment evenly, avoid disengaging zone speed flowing field uneven, easily cause suspended substance to bring the phenomenon of clear water zone into.Water gathering system is made up of a main pipeline and two small transfer lines, and main pipeline end is equipped with control hand wheel, is used for adjusting water outlet flow, opener tank on small transfer line because grooved enter water stress compared with circular hole evenly.
Be understandable that, the present invention has the following advantages:
Take up an area and economize, combined design, is integrated in piping system on casing, easy for installation; Consume energy low, running cost is low, energy efficient; Reduced investment, do not need recycle pump, air compressor machine, high-pressure pump etc., facility investment is low; Integration, mechatronics, controls convenient and reliable automatically; Stable performance, strong adaptability, safeguards simple, runs noise low; Structure is simple, substitutes traditional air dissolving system with multiphase flow pump.
The invention is not restricted to above-mentioned specific embodiment.Be understandable that, when not departing from spirit of the present invention and essential scope, can make various changes and modifications, these all should be included within protection scope of the present invention.
Claims (9)
1. the molten formula air-flotation system of pump, is characterized in that comprising:
Air flotation pool casing, is provided with dividing plate and baffle plate successively to form zone of action, disengaging zone and clear water zone successively, the opposite side of this air flotation pool casing is equipped with sewage inlet and clear water output respectively in this air flotation pool casing;
Slag scraper, it is arranged on air flotation pool casing top, for removing the scum silica frost on the water surface;
Header, it is arranged in air flotation pool casing inner bottom part and back zone, for collecting clear water to clear water zone;
Molten device piping system, it is arranged on outside air flotation pool casing, comprising: air dissolved pump, and it is connected with water inlet pipe, inlet pipe and high pressure dissolved air water rising pipe, and this water inlet pipe is communicated with air flotation pool box house with high pressure dissolved air water rising pipe; Flow control valve, for regulating the import vacuum tightness of described air dissolved pump; Air volume regulating valve, for regulating the charge flow rate of described air dissolved pump; Vacuum breaker, causes air dissolved pump to reverse for avoiding backflow; Voltage stabilizing tube, for the pressure in stable pipeline, it is arranged on the water outlet path of described high pressure dissolved air water; Variable valve, for regulating the operating pressure of air dissolved pump.
2. the molten formula air-flotation system of pump according to claim 1, is provided with dreg collecting slot after it is characterized in that described baffle plate.
3. the molten formula air-flotation system of pump according to claim 2, is characterized in that the end of described header is provided with water flow control hand wheel.
4. the molten formula air-flotation system of the pump according to any one of claim 1-3, is characterized in that described molten device piping system also comprises liquid meter, for showing the feed flow of described air dissolved pump.
5. the molten formula air-flotation system of the pump according to any one of claim 1-3, is characterized in that described molten device piping system also comprises gas meter, for showing the charge flow rate of described air dissolved pump.
6. the molten formula air-flotation system of pump according to claim 5, is characterized in that described molten device piping system also comprises vacuum meter, for showing the import vacuum tightness of described air dissolved pump.
7. the molten formula air-flotation system of pump according to claim 6, is characterized in that described molten device piping system also comprises tensimeter, for showing the operating pressure of air dissolved pump.
8. the molten formula air-flotation system of the pump according to any one of claim 1-3, is characterized in that described water inlet pipe is communicated with clear water zone, and described high pressure dissolved air water rising pipe is communicated with zone of action.
9. the molten formula air-flotation system of the pump according to any one of claim 1-3, it is characterized in that described water gathering system is fishbone type water gathering system, it comprises short transversal pipe, long transverse tube and vertical tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510098552.5A CN104671318A (en) | 2015-03-05 | 2015-03-05 | Pump dissolving type air floating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510098552.5A CN104671318A (en) | 2015-03-05 | 2015-03-05 | Pump dissolving type air floating system |
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| CN104671318A true CN104671318A (en) | 2015-06-03 |
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| CN201510098552.5A Pending CN104671318A (en) | 2015-03-05 | 2015-03-05 | Pump dissolving type air floating system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105731707A (en) * | 2016-02-22 | 2016-07-06 | 溧阳德维透平机械有限公司 | MVR processing unit and method for wastewater containing oil and salt |
| CN106927534A (en) * | 2017-04-01 | 2017-07-07 | 武汉格林环源净化工程有限公司 | Efficient malleation holds air-tube type air-floating apparatus under the arm |
| CN107500424A (en) * | 2017-09-13 | 2017-12-22 | 上海然庆环境科技有限公司 | A kind of multiphase flow diffuses air-dissolving apparatus |
| CN110078141A (en) * | 2019-05-06 | 2019-08-02 | 杭州卓维机械有限公司 | A kind of floating wadding pretreatment unit of textile sewage advection section |
| CN110548242A (en) * | 2019-09-04 | 2019-12-10 | 武汉乐道物流有限公司 | spraying alarm water pump system |
| CN110713221A (en) * | 2019-11-08 | 2020-01-21 | 无锡工源环境科技股份有限公司 | Multilayer efficient dissolved air releaser |
| CN110776158A (en) * | 2019-12-02 | 2020-02-11 | 杭州老板电器股份有限公司 | Water purifying device and using method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2458285Y (en) * | 2000-11-13 | 2001-11-07 | 陈建湘 | Eddy air-float integrated device |
| CN201694865U (en) * | 2010-08-18 | 2011-01-05 | 浙江博华环境技术工程有限公司 | Novel vortex flow dissolved air floatation system |
| KR101140769B1 (en) * | 2011-03-22 | 2012-05-23 | 이미애 | Dissolved air flotation tank |
| CN202643369U (en) * | 2012-03-19 | 2013-01-02 | 南京中衡元环保设备有限公司 | Isolation type multiphase balanced air floatation device |
| CN203768063U (en) * | 2014-03-24 | 2014-08-13 | 四川乐根锅炉有限公司乐山水处理设备厂 | Novel air flotation equipment with high air dissolving efficiency |
-
2015
- 2015-03-05 CN CN201510098552.5A patent/CN104671318A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2458285Y (en) * | 2000-11-13 | 2001-11-07 | 陈建湘 | Eddy air-float integrated device |
| CN201694865U (en) * | 2010-08-18 | 2011-01-05 | 浙江博华环境技术工程有限公司 | Novel vortex flow dissolved air floatation system |
| KR101140769B1 (en) * | 2011-03-22 | 2012-05-23 | 이미애 | Dissolved air flotation tank |
| CN202643369U (en) * | 2012-03-19 | 2013-01-02 | 南京中衡元环保设备有限公司 | Isolation type multiphase balanced air floatation device |
| CN203768063U (en) * | 2014-03-24 | 2014-08-13 | 四川乐根锅炉有限公司乐山水处理设备厂 | Novel air flotation equipment with high air dissolving efficiency |
Non-Patent Citations (1)
| Title |
|---|
| 《火电厂生产岗位技术问答》编委会编: "《化学检修》", 31 January 2011, article "浮动床顶部集水装置", pages: 159 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105731707A (en) * | 2016-02-22 | 2016-07-06 | 溧阳德维透平机械有限公司 | MVR processing unit and method for wastewater containing oil and salt |
| CN106927534A (en) * | 2017-04-01 | 2017-07-07 | 武汉格林环源净化工程有限公司 | Efficient malleation holds air-tube type air-floating apparatus under the arm |
| CN107500424A (en) * | 2017-09-13 | 2017-12-22 | 上海然庆环境科技有限公司 | A kind of multiphase flow diffuses air-dissolving apparatus |
| CN110078141A (en) * | 2019-05-06 | 2019-08-02 | 杭州卓维机械有限公司 | A kind of floating wadding pretreatment unit of textile sewage advection section |
| CN110548242A (en) * | 2019-09-04 | 2019-12-10 | 武汉乐道物流有限公司 | spraying alarm water pump system |
| CN110713221A (en) * | 2019-11-08 | 2020-01-21 | 无锡工源环境科技股份有限公司 | Multilayer efficient dissolved air releaser |
| CN110776158A (en) * | 2019-12-02 | 2020-02-11 | 杭州老板电器股份有限公司 | Water purifying device and using method thereof |
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Application publication date: 20150603 |
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