CN102381739A - Gas dissolving and releasing device with pressurization water pump and turbine air releaser being coaxial - Google Patents
Gas dissolving and releasing device with pressurization water pump and turbine air releaser being coaxial Download PDFInfo
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- CN102381739A CN102381739A CN2011102850505A CN201110285050A CN102381739A CN 102381739 A CN102381739 A CN 102381739A CN 2011102850505 A CN2011102850505 A CN 2011102850505A CN 201110285050 A CN201110285050 A CN 201110285050A CN 102381739 A CN102381739 A CN 102381739A
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- outgas device
- turbine
- outgas
- rotating shaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/1431—Dissolved air flotation machines
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Abstract
The invention discloses a gas dissolving and releasing device with pressurization water pump and turbine air releaser being coaxial. The gas dissolving and releasing device comprises a motor, a pressurization water pump, a turbine air releaser, a high-pressure water pipe, an air dissolver, an air dissolving tank and an air dissolving water pipe; a motor rotation shaft in the motor is in driving connection with a water pump rotation shaft in the pressurization water pump; a water outlet end of the pressurization water pump is communicated with the air dissolver in the air dissolving tank through the high-pressure water pipe; and an air outlet of the air dissolving tank is connected with the turbine air releaser through the air dissolving water pipe. The pressurization water pump and turbine air releaser coaxial dissolving and releasing device is characterized in that: an air releaser rotation shaft in the turbine air releaser, the motor rotation shaft in the motor and the water pump rotation shaft in the pressurization water pump are coaxially and rotatably connected; and the set rotation speed of the turbine releaser is higher than the rotation speed of the motor under a load-free condition. Compared with the prior art, the device is capable of saving abundant electric energy, saving two conversion processes of converting mechanical energy into electric energy through the motor and then converting electric energy into mechanical energy through the motor, saving the cost and increasing the efficiency.
Description
Technical field
The present invention relates to a kind of molten gas-outgas device that is applied in the pressurized dissolved air flotation technology.
Background technology
Air supporting method water purification is a kind of generally acknowledged outstanding water technology in the world; Can realize efficiently that solid-liquid, liquid liquid separate; It not only can be used for drinking water and process water and handle; Concentrate but also can be used for oil-refining chemical, papermaking, process hides, iron and steel, food, medicine, mud, percolate is handled, the various trade effluents and the city domestic sewage treatment technologies such as separation of heavy metal ion.The classification of flotation waste water treatment technology is numerous, and wherein using the most extensively is pressurized dissolved air flotation technology, and this technology comprises molten gas, outgas, adhesion, separation.Dissolving gas and gas releasing process can simplified summary be pressure air-dissolving---the decompression outgas.Dissolve the gas process and adopt pressure pump that high pressure water is provided, air dissolves in the water and processes " dissolved air water " under the High Voltage effect; Gas releasing process be dissolved air water through having the outgas device of very big shock resistance, the air that rapid depressurization will dissolve in the water discharges.And from the energy transformation angle analysis, promptly pressure pump is converted into the pressure energy (mechanical energy a kind of) of high pressure dissolved air water with electric energy, and these pressure energies are consumed with the form of local hydraulic loss in the outgas device again fully.Pressurization pressure is big more, and the electric energy that the unit water content consumption falls is big more.If can the used up pressure energy of outgas device be reclaimed, with producing huge energy-saving benefit.
The open CN86102844A of Chinese invention patent discloses the energy recovery outgas device of a kind of structure for " minisize axial-flow water turbine "; The open CN 1041712A of Chinese invention patent discloses the energy recovery outgas device of a kind of structure for " centrifugal micro hydraulic turbine "; The two all is that the outgas device is linked to each other with microgenerator; The mechanical energy that reclaims changes into the electric energy form through generator; Reaching energy-conservation purpose, but the expensive and electric power of microgenerator is feedback the technical difficulty of electrical network, becomes the obstruction of this technology implementation.
Summary of the invention
The purpose of this invention is to provide the co-axial molten gas outgas device of a kind of pressure pump and turbine outgas device, solve the energy recovery that traditional energy recovery outgas device discharges and utilize the difficult technologies problem.
For realizing above-mentioned purpose; The present invention adopts following technical scheme: the co-axial molten gas outgas device of a kind of pressure pump and turbine outgas device; Comprise phonomoter, pressure pump, turbine outgas device, high-pressure water pipe, gas dissolver, dissolving and dissolved air water pipe; Motor rotary shaft in the said phonomoter drives the water pump rotating shaft that connects in the pressure pump; The water side of pressure pump is communicated with the interior gas dissolver of dissolving through high-pressure water pipe; The air outlet of dissolving links to each other with turbine outgas device through the dissolved air water pipe again, it is characterized in that: the outgas device rotating shaft in the turbine outgas device, the motor rotary shaft in the phonomoter and the water pump rotating shaft coaxial rotation in the pressure pump be linked together, and the design speed of turbine outgas device is higher than the rotating speed of phonomoter under zero load condition.
Said phonomoter can be the phonomoter of two ends shaft, and motor rotary shaft one end in the phonomoter connects with water pump rotating shaft coaxial rotation in the pressure pump, the other end connects with outgas device rotating shaft coaxial rotation in the turbine outgas device.The rotating shaft of said outgas device can connect with the motor rotary shaft coaxial rotation through variator.
Said pressure pump can be the water pump of two ends shaft, and water pump rotating shaft one end in the pressure pump connects with the motor rotary shaft coaxial rotation in the phonomoter, the other end stretches out and connects with outgas device rotating shaft coaxial rotation the turbine outgas device from the pump intake of pressure pump.The rotating shaft of said outgas device can connect with water pump rotating shaft coaxial rotation through variator.
Said turbine outgas device can be the outgas device of two ends shaft, and outgas device rotating shaft one end in the turbine outgas device connects with the motor rotary shaft coaxial rotation in the phonomoter, and the other end connects with water pump rotating shaft coaxial rotation in the pressure pump.
Said turbine outgas device includes casing, is connected the outgas device rotating shaft in the casing and circumferentially is fixed on the blade-carrying turbo wheel in the rotating shaft of outgas device through bearing; Be provided with the annular high pressure chest in the said casing, place pressure letdown chamber and nozzle that turbo wheel is used; The water side of said dissolved air water pipe is communicated with the interior high pressure chest of casing; High pressure chest is communicated with pressure letdown chamber through nozzle again, pressure letdown chamber again be located at casing on outgas device water outlet be communicated with.
Said nozzle can be provided in a side of the one or more grooves on the casing between high pressure chest and the pressure letdown chamber; Dwindle gradually from the flow section area of high pressure chest side-entrance to pressure letdown chamber side outlet, groove, be connected for fair curve between the inner side-wall of groove and the inner side-wall of high pressure chest.Said a plurality of groove can be 2-20 groove, and the quantity of the blade on the said turbo wheel can not be divided exactly by the quantity of groove.
The rotating shaft of said outgas device, motor rotary shaft and water pump rotating shaft can pass through shaft coupling, ring flange or gear drive coaxial rotation be linked together, perhaps outgas device rotating shaft, motor rotary shaft and water pump rotating shaft are an axle that is cast as one.
Compared with prior art the present invention has following characteristics and beneficial effect: 1, the present invention is a kind of molten gas outgas device that can recovered energy, is applicable to the pressurized dissolved air flotation technology of feedwater, WWT or air supporting ore dressing field.2, the present invention can practice thrift a large amount of electric energy, converts above-mentioned pressure energy of supporting recovery in the rotating shaft mechanical energy through turbine outgas device, promotes the pump shaft rotation, can reduce the real output of motor, practices thrift the electric energy that pressure pump consumed.3, the present invention is direct mechanical energy transfer process, compares with conventional art to have saved mechanical energy and change into electric energy through generator, changes into twice switching process of mechanical energy from electric energy through phonomoter again, has practiced thrift cost, has improved efficient.4, the present invention utilizes the outgas device of impulse turbine principle design to be connected with motor rotary shaft; In the outgas link, utilize the pressure energy of dissolved air water to promote outgas device rotating shaft rotation; Motor rotary shaft is done positive work; Pressure energy is recycled to motor rotary shaft, thereby reduces the real output of phonomoter, reach energy-conservation purpose.5, the outgas bubble that discharges through turbine outgas device of the present invention is very fine and closely woven; Adopt the microimaging method to measure, on average about 40 μ m, apparent bubble is dense for the outgas bubble diameter; Form ideal oyster white outgas water on the macroscopic view, reach the air-float technology requirement.
Description of drawings
Below in conjunction with accompanying drawing the present invention is done further detailed explanation.
Fig. 1 is that the master of the embodiment of the invention one looks synoptic diagram.
Fig. 2 is the synoptic diagram of A-A section among Fig. 1.
Fig. 3 is the synoptic diagram of B-B section among Fig. 2.
Fig. 4 synoptic diagram that to be turbine outgas device be connected through variator with phonomoter.
Fig. 5 is that the master of the embodiment of the invention two looks synoptic diagram.
Fig. 6 is that the master of the embodiment of the invention three looks synoptic diagram.
Fig. 7 is that the master of the embodiment of the invention four looks synoptic diagram.
Reference numeral: 1-phonomoter, 2-pressure pump, 3-turbine outgas device, 4-pump intake, 5-high-pressure water pipe, 6-gas dissolver, 7-dissolving, 8-dissolved air water pipe, 9-outgas device water outlet, the rotating shaft of 10-outgas device, 11-variator, 12-casing, 13-high pressure chest, 14-nozzle, 15-turbo wheel, 16-blade, 17-bearing, 18-motor rotary shaft, 19-pressure letdown chamber, 20-shaft coupling, the rotating shaft of 21-water pump.
Embodiment
The present invention can select one of the following example according to flow and processing requirement in the practical implementation process.
The co-axial molten gas outgas device of this pressure pump and turbine outgas device; Comprise phonomoter 1, pressure pump 2, turbine outgas device 3, high-pressure water pipe 5, gas dissolver 6, dissolving 7 and dissolved air water pipe 8; Motor rotary shaft 18 in the said phonomoter 1 drives the water pump rotating shaft 21 that connects in the pressure pump 2; The water side of pressure pump 2 is communicated with dissolving 7 interior gas dissolvers 6 through high-pressure water pipe 5, and the air outlet of dissolving 7 links to each other with turbine outgas device 3 through dissolved air water pipe 8 again.Outgas device rotating shaft 10 in the said turbine outgas device 3, the motor rotary shaft 18 in the phonomoter 1 and water pump rotating shaft 21 coaxial rotation in the pressure pump 2 be linked together, and the design speed of turbine outgas device 3 is higher than the rotating speed of phonomoter 1 under zero load condition.
Embodiment one is referring to shown in Fig. 1-3; In the present embodiment; Phonomoter 1 is the phonomoter of two ends shaft; This phonomoter can be from buy obtaining on the market, and motor rotary shaft 18 1 ends in the phonomoter 1 connect with water pump rotating shaft 21 coaxial rotation in the pressure pump 2, the other end connects with outgas device rotating shaft 10 coaxial rotation in the turbine outgas device 3.
Referring to shown in Figure 1, generally speaking, motor rotary shaft in the phonomoter 1 18 connects with outgas device rotating shaft 10 coaxial rotation in the turbine outgas device 3 through shaft coupling 20, belongs to direct-connected at this moment.Referring to shown in Figure 4; In turbine outgas device 3 and pressure pump 2 rotating speed matching Design at need; Can select the scheme implementation of Fig. 4 for use; Promptly mate the rotating speed of turbine outgas device 3 and pressure pump 2 through variator 11, outgas device rotating shaft just 10 connects with motor rotary shaft 18 coaxial rotation through variator 11, and belong to speed change and connect this moment.
In addition, said outgas device rotating shaft 10 also can connect with motor rotary shaft 18 coaxial rotation through ring flange, and belong to direct-connected this moment; Perhaps, outgas device rotating shaft 10 can also connect with motor rotary shaft 18 coaxial rotation through gear drive, and promptly can be direct-connected this moment, also can be that speed change connects; Even, the axle that outgas device rotating shaft 10 and motor rotary shaft 18 can also directly be designed to be cast as one.
Referring to Fig. 2, Fig. 3; Present embodiment provides a kind of turbine outgas device 3; This turbine outgas device 3 includes casing 12, is connected the outgas device rotating shaft 10 in the casing 12 and circumferentially is fixed on the turbo wheel that has blade 16 15 in the outgas device rotating shaft 10 through bearing 17; Be provided with annular high pressure chest 13 (high pressure chest 13 is the annular housings that cast out in the casing 12) in the said casing 12, place pressure letdown chamber 19 and nozzle 14 that turbo wheel is used; High pressure chests 13 in the water side of said dissolved air water pipe 8 and the casing 12 are communicated with, and high pressure chest 13 passes through nozzle 14 again and is communicated with pressure letdown chamber 19, pressure letdown chamber 19 again be located at casing 12 on outgas device water outlet 9 be communicated with.
Said nozzle 14 is provided in a side of the one or more grooves on the casing 12 between high pressure chest 13 and the pressure letdown chamber 19; And dwindle gradually from the flow section area of high pressure chest side-entrance to pressure letdown chamber side outlet, groove, be connected for fair curve between the inner side-wall of the inner side-wall of groove and high pressure chest 13.Said a plurality of groove is generally 2-20 groove, also not necessarily just is confined to 2-20 certainly.When nozzle 14 was a plurality of groove, the quantity of the blade 16 on the said turbo wheel 15 can not be divided exactly by the quantity of groove.Adopt the described turbine outgas of present embodiment device 3, can discharge fine and closely woven bubble.In addition, in other embodiments, turbine outgas device 3 also can adopt from buying the micro hydraulic turbine that obtains on the market, such as miniature impulse turbine.The English of said turbine is Turbine, and general general reference has the fluid mechanics of impeller.
Embodiment one can implement under small flow rate, i.e. a dissolving 7 of pressure pump 2 adapteds and a turbine outgas device 3.
Referring to Fig. 5; When big flow condition needs to disperse point of release down, can select the scheme implementation of Fig. 5 for use, promptly embodiment two; I.e. dissolving of pressure pump 2 adapteds 7 and a plurality of turbine outgas devices 3; Outgas device rotating shaft 10 between a plurality of turbine outgas devices 3 can be an axle that is cast as one, also can be many outgas devices rotating shaft 10 coaxial rotation be linked together.
Embodiment three is referring to Fig. 6; Be with embodiment one difference; Said phonomoter 1 be one bring out the axle phonomoter; And pressure pump 2 is the water pump of two ends shaft (this water pump can customize from factory), and water pump rotating shaft 21 1 ends in the pressure pump 2 connect with motor rotary shaft 18 coaxial rotation in the phonomoter 1, the other end stretches out and connects with outgas device rotating shaft 10 coaxial rotation the turbine outgas device 3 from the pump intake 4 of pressure pump 2.Generally speaking; Outgas device rotating shaft 10 can be passed through shaft coupling 20, ring flange or gear drive and connect with water pump rotating shaft 21 coaxial rotation; In turbine outgas device 3 and pressure pump 2 rotating speed matching Design at need, outgas device rotating shaft 10 also can connect with water pump rotating shaft 21 coaxial rotation through variator.
Embodiment four is referring to Fig. 7; Be with embodiment one difference; Said phonomoter 1 be one bring out the axle phonomoter; Said turbine outgas device 3 is the outgas device of two ends shaft (this turbine outgas device can customize from factory), and outgas device rotating shaft 10 1 ends in the turbine outgas device 3 connect with motor rotary shaft 18 coaxial rotation in the phonomoter 1, and the other end connects with water pump rotating shaft 21 coaxial rotation in the pressure pump 2.Generally speaking, outgas device rotating shaft 10 can be passed through shaft coupling, ring flange or gear drive and connects with motor rotary shaft 18 and water pump rotating shaft 21 coaxial rotation.
In a word, in each embodiment, outgas device rotating shaft 10, motor rotary shaft 18 and water pump rotating shaft 21 all can pass through shaft coupling 20, ring flange or gear drive coaxial rotation be linked together, also can be an axle that is cast as one in addition.
Working process of the present invention: water gets into from the pump intake 4 of pressure pump 2, forms high pressure water through the pressure pump pressurization; High pressure water sprays into dissolving 7 through high-pressure water pipe 5 and gas dissolver 6, and after for some time stopped, the air that dissolves in 7 jars in the gas dissolved in high pressure water, forms the high pressure dissolved air water; The high pressure dissolved air water gets into high pressure chest 13 through dissolved air water pipe 8, then forms high-speed water jet through nozzle 14; High-speed water jet sprays to the blade 16 on the turbo wheel 15 at an angle, promotes turbo wheel 15 and outgas device rotating shaft 10 rotations; Water after the acting becomes low pressure low speed water and microbubble, gets into the subsequent technique link through outgas device water outlet 9 then.Under zero load condition; The design speed of turbo wheel 15 is higher than the rotating speed of phonomoter 1; So when coaxial; Turbo wheel 15 can promote the pump shaft rotation of the motor rotary shaft 18 and the pressure pump 2 of phonomoter 1 through outgas device rotating shaft 10, promptly can reduce the output rating of phonomoter 1, reaches the purpose of saves energy.
The present invention both can be designed to the high pressure dissolved air water and radially get into turbine outgas device 3, from turbine outgas device 3, flowed out vertically then, also can be designed to the high pressure dissolved air water and get into turbine outgas device 3 vertically, radially from turbine outgas device 3, flowed away then.
Claims (10)
1. pressure pump and the co-axial molten gas outgas device of turbine outgas device; Comprise phonomoter (1), pressure pump (2), turbine outgas device (3), high-pressure water pipe (5), gas dissolver (6), dissolving (7) and dissolved air water pipe (8); Motor rotary shaft (18) in the said phonomoter (1) drives the water pump rotating shaft (21) that connects in the pressure pump (2); The water side of pressure pump (2) is communicated with the interior gas dissolver (6) of dissolving (7) through high-pressure water pipe (5); The air outlet of dissolving (7) links to each other with turbine outgas device (3) through dissolved air water pipe (8) again, it is characterized in that:
Outgas device rotating shaft (10) in the turbine outgas device (3), the motor rotary shaft (18) in the phonomoter (1) and water pump rotating shaft (21) coaxial rotation in the pressure pump (2) be linked together, and the design speed of turbine outgas device (3) is higher than the rotating speed of phonomoter (1) under zero load condition.
2. the co-axial molten gas outgas device of a kind of pressure pump according to claim 1 and turbine outgas device; It is characterized in that: said phonomoter (1) is the phonomoter of two ends shaft, and motor rotary shaft (18) one ends in the phonomoter (1) connect with water pump rotating shaft (21) coaxial rotation in the pressure pump (2), the other end connects with outgas device rotating shaft (10) coaxial rotation in the turbine outgas device (3).
3. the co-axial molten gas outgas device of a kind of pressure pump according to claim 2 and turbine outgas device is characterized in that: said outgas device rotating shaft (10) connects with motor rotary shaft (18) coaxial rotation through variator (11).
4. the co-axial molten gas outgas device of a kind of pressure pump according to claim 1 and turbine outgas device; It is characterized in that: said pressure pump (2) is the water pump of two ends shaft, and water pump rotating shaft (21) one ends in the pressure pump (2) connect with motor rotary shaft (18) coaxial rotation in the phonomoter (1), the other end stretches out and connects with outgas device rotating shaft (10) coaxial rotation the turbine outgas device (3) from the pump intake (4) of pressure pump (2).
5. the co-axial molten gas outgas device of a kind of pressure pump according to claim 4 and turbine outgas device is characterized in that: said outgas device rotating shaft (10) connects with water pump rotating shaft (21) coaxial rotation through variator (11).
6. the co-axial molten gas outgas device of a kind of pressure pump according to claim 1 and turbine outgas device; It is characterized in that: said turbine outgas device (3) is the outgas device of two ends shaft; Outgas device rotating shaft (10) one ends in the turbine outgas device (3) connect with motor rotary shaft (18) coaxial rotation in the phonomoter (1), and the other end connects with water pump rotating shaft (21) coaxial rotation in the pressure pump (2).
7. the co-axial molten gas outgas device of a kind of pressure pump according to claim 1 and turbine outgas device; It is characterized in that: said turbine outgas device (3) includes casing (12), is connected the outgas device rotating shaft (10) in the casing (12) and circumferentially is fixed on the turbo wheel that has blade (16) (15) in the outgas device rotating shaft (10) through bearing (17); Be provided with annular high pressure chest (13) in the said casing (12), place pressure letdown chamber (19) and nozzle (14) that turbo wheel is used; The water side of said dissolved air water pipe (8) is communicated with the interior high pressure chest (13) of casing (12); High pressure chest (13) is communicated with pressure letdown chamber (19) through nozzle (14) again, pressure letdown chamber (19) again be located at casing (12) on outgas device water outlet (9) be communicated with.
8. the co-axial molten gas outgas device of a kind of pressure pump according to claim 7 and turbine outgas device; It is characterized in that: said nozzle (14) is provided in a side of the one or more grooves on the casing (12) between high pressure chest (13) and the pressure letdown chamber (19); Dwindle gradually from the flow section area of high pressure chest side-entrance to pressure letdown chamber side outlet, groove, be connected for fair curve between the inner side-wall of the inner side-wall of groove and high pressure chest (13).
9. the co-axial molten gas outgas device of a kind of pressure pump according to claim 8 and turbine outgas device; It is characterized in that: said a plurality of grooves are 2-20 groove, and the quantity of the blade (16) on the said turbo wheel (15) can not be divided exactly by the quantity of groove.
10. the co-axial molten gas outgas device of a kind of pressure pump according to claim 1 and turbine outgas device; It is characterized in that: said outgas device rotating shaft (10), motor rotary shaft (18) and water pump rotating shaft (21) through shaft coupling (20), ring flange or gear drive coaxial rotation be linked together, perhaps outgas device rotating shaft (10), motor rotary shaft (18) and water pump rotating shaft (21) are an axle that is cast as one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110285050 CN102381739B (en) | 2011-09-23 | 2011-09-23 | Gas dissolving and releasing device with pressurization water pump and turbine air releaser being coaxial |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110285050 CN102381739B (en) | 2011-09-23 | 2011-09-23 | Gas dissolving and releasing device with pressurization water pump and turbine air releaser being coaxial |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102381739A true CN102381739A (en) | 2012-03-21 |
| CN102381739B CN102381739B (en) | 2013-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110285050 Expired - Fee Related CN102381739B (en) | 2011-09-23 | 2011-09-23 | Gas dissolving and releasing device with pressurization water pump and turbine air releaser being coaxial |
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| Country | Link |
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| CN (1) | CN102381739B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103288161A (en) * | 2013-06-24 | 2013-09-11 | 甘肃金桥给水排水设计与工程(集团)有限公司 | Releasing device for air dissolved solution |
| CN106413903A (en) * | 2015-01-13 | 2017-02-15 | 罗兰·达曼 | Microflotation system having an expansion valve assembly and method for operating a microflotation system |
| CN109973403A (en) * | 2019-03-11 | 2019-07-05 | 衢州学院 | A kind of pump based on load pump makees Turbine Performance test device |
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| CN86102844A (en) * | 1986-04-22 | 1987-11-04 | 武汉市自来水公司东湖水厂 | Turbine dissolved gas releaser |
| CN2429243Y (en) * | 2000-06-05 | 2001-05-09 | 诸暨市宏宇环保设备有限公司 | Unitary self sucking effective pneumatic floater |
| CN2697074Y (en) * | 2004-04-18 | 2005-05-04 | 诸暨菲达宏宇环保设备有限公司 | Integrated air dissolving machine |
| US20080210617A1 (en) * | 2006-12-14 | 2008-09-04 | Inoxpa, S.A. | Must clarification machine |
| CN201264944Y (en) * | 2008-09-10 | 2009-07-01 | 王志勤 | Hydraulic air compression type combined aeration machine |
| CN201763623U (en) * | 2010-08-13 | 2011-03-16 | 宫彦杰 | Self-priming water driven pump |
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2011
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86102844A (en) * | 1986-04-22 | 1987-11-04 | 武汉市自来水公司东湖水厂 | Turbine dissolved gas releaser |
| CN2429243Y (en) * | 2000-06-05 | 2001-05-09 | 诸暨市宏宇环保设备有限公司 | Unitary self sucking effective pneumatic floater |
| CN2697074Y (en) * | 2004-04-18 | 2005-05-04 | 诸暨菲达宏宇环保设备有限公司 | Integrated air dissolving machine |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103288161A (en) * | 2013-06-24 | 2013-09-11 | 甘肃金桥给水排水设计与工程(集团)有限公司 | Releasing device for air dissolved solution |
| CN103288161B (en) * | 2013-06-24 | 2014-12-03 | 甘肃金桥给水排水设计与工程(集团)有限公司 | Releasing device for air dissolved solution |
| CN106413903A (en) * | 2015-01-13 | 2017-02-15 | 罗兰·达曼 | Microflotation system having an expansion valve assembly and method for operating a microflotation system |
| CN106413903B (en) * | 2015-01-13 | 2019-06-21 | 罗兰·达曼 | Has the method for the micro- floatation equipment and the micro- floatation equipment of operation of pressure release valve device |
| CN109973403A (en) * | 2019-03-11 | 2019-07-05 | 衢州学院 | A kind of pump based on load pump makees Turbine Performance test device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102381739B (en) | 2013-01-09 |
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