CN102381739B - 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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- CN102381739B CN102381739B CN 201110285050 CN201110285050A CN102381739B CN 102381739 B CN102381739 B CN 102381739B CN 201110285050 CN201110285050 CN 201110285050 CN 201110285050 A CN201110285050 A CN 201110285050A CN 102381739 B CN102381739 B CN 102381739B
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- turbine
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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-release device that is applied in the pressurized dissolved air flotation technique.
Background technology
The By Bubble-floating 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 is processed, but also it is concentrated to be used for oil-refining chemical, papermaking, process hides, iron and steel, food, medicine, mud, and percolate is processed, various trade effluents and the city domestic sewage treatment technologies such as separation of heavy metal ion.The classification of flotation waste water treatment technique is numerous, and wherein being most widely used is pressurized dissolved air flotation technique, and this technique comprises molten gas, outgas, adhesion, separation.Molten gas and gas releasing process can simplified summary be pressure air-dissolving---the decompression outgas.Molten gas process adopts pressure pump that high pressure water is provided, and air dissolves in the water and makes " dissolved air water " under the High Voltage effect; Gas releasing process be dissolved air water by 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, namely pressure pump is the pressure energy (mechanical energy a kind of) of high pressure dissolved air water with electric energy conversion, these pressure energies again in the outgas device form with parthydraulic loss be consumed fully.Pressurization pressure is larger, and the electric energy that the unit water content consumption falls is larger.If the used up pressure energy of outgas device is reclaimed, huge energy-saving benefit will be produced.
The open CN86102844A of Chinese invention patent discloses a kind of structure and has been the energy recovery outgas device of " minisize axial-flow water turbine ", the open CN 1041712A of Chinese invention patent discloses a kind of structure and has been the energy recovery outgas device of " 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 by generator, to reach 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 a kind of pressure pump molten gas release device coaxial with turbine outgas device, solve the difficult technical problem of energy recovery utilization that traditional energy recovery outgas device discharges.
For achieving the above object, the present invention adopts following technical scheme: the molten gas release device that a kind of pressure pump is coaxial with turbine outgas device, comprise electric motor, pressure pump, turbine outgas device, high-pressure water pipe, gas dissolver, dissolving and dissolved air water pipe, motor rotary shaft in the described electric motor drives the water pump shaft that connects in the pressure pump, the water side of pressure pump is communicated with gas dissolver in the dissolving by high-pressure water pipe, the air outlet of dissolving links to each other with turbine outgas device by the dissolved air water pipe again, it is characterized in that: the outgas device rotating shaft in the turbine outgas device, motor rotary shaft in the electric motor and the water pump shaft coaxial rotation in the pressure pump are linked together, and the design speed of turbine outgas device is higher than the rotating speed of electric motor under zero load condition.
Described electric motor can be the electric motor of two ends shaft, and motor rotary shaft one end in the electric motor connects with the water pump 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 described outgas device can connect with the motor rotary shaft coaxial rotation by variator.
Described pressure pump can be the water pump of two ends shaft, and water pump shaft one end in the pressure pump connects with the motor rotary shaft coaxial rotation in the electric motor, 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 described outgas device can connect with the water pump shaft coaxial rotation by variator.
Described 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 electric motor, and the other end connects with water pump shaft coaxial rotation in the pressure pump.
Described turbine outgas device includes casing, is connected to the outgas device rotating shaft in the casing and circumferentially is fixed on blade-carrying turbo wheel in the rotating shaft of outgas device by bearing, be provided with the high pressure chest of annular, pressure letdown chamber and the nozzle that the placement turbo wheel is used in the described casing, high pressure chest in the water side of described dissolved air water pipe and the casing is communicated with, high pressure chest is communicated with pressure letdown chamber by nozzle again, pressure letdown chamber again be located at casing on outgas device water outlet be communicated with.
Described 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, flow section area from the high pressure chest side-entrance to pressure letdown chamber side outlet, groove dwindles gradually, is connected for fair curve between the inner side-wall of groove and the inner side-wall of high pressure chest.Described a plurality of groove can be 2-20 groove, and the quantity of the blade on the described turbo wheel can not be divided exactly by the quantity of groove.
The rotating shaft of described outgas device, motor rotary shaft and water pump shaft can be linked together by shaft coupling, ring flange or gear drive coaxial rotation, and perhaps the rotating shaft of outgas device, motor rotary shaft and water pump 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 release device that can recovered energy, is applicable to feed water, the pressurized dissolved air flotation technique of sewage disposal or air supporting ore dressing field.2, the present invention can save a large amount of electric energy, converts the above-mentioned pressure energy that provides recovery in the rotating shaft mechanical energy by turbine outgas device, promotes the pump shaft rotation, can reduce the real output of motor, saves the electric energy that pressure pump consumes.3, the present invention is direct mechanical energy transfer process, compares with conventional art to have saved mechanical energy and change into electric energy by generator, changes into twice switching process of mechanical energy by electric motor from electric energy again, has saved 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 reduce the real output of electric motor, reach energy-conservation purpose.5, the outgas bubble that discharges by 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 desirable oyster white outgas water on the macroscopic view, reach the air-float technology requirement.
Description of drawings
The present invention will be further described in detail below in conjunction with accompanying drawing.
Fig. 1 is that the master of the embodiment of the invention one looks schematic diagram.
Fig. 2 is the schematic diagram of A-A section among Fig. 1.
Fig. 3 is the schematic diagram of B-B section among Fig. 2.
Fig. 4 schematic diagram that to be turbine outgas device be connected by variator with electric motor.
Fig. 5 is that the master of the embodiment of the invention two looks schematic diagram.
Fig. 6 is that the master of the embodiment of the invention three looks schematic diagram.
Fig. 7 is that the master of the embodiment of the invention four looks schematic diagram.
Reference numeral: 1-electric motor, 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, 21-water pump shaft.
Embodiment
The present invention can select one of the following example according to flow and processing requirement in specific implementation process.
The molten gas release device that this pressure pump is coaxial with turbine outgas device, comprise electric motor 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 described electric motor 1 drives the water pump shaft 21 that connects in the pressure pump 2, the water side of pressure pump 2 is communicated with by high-pressure water pipe 5 and dissolving 7 interior gas dissolvers 6, and the air outlet of dissolving 7 links to each other with turbine outgas device 3 by dissolved air water pipe 8 again.Outgas device rotating shaft 10 in the described turbine outgas device 3, the motor rotary shaft 18 in the electric motor 1 and water pump shaft 21 coaxial rotation in the pressure pump 2 are linked together, and the design speed of turbine outgas device 3 is higher than the rotating speed of electric motor 1 under zero load condition.
Embodiment one is referring to shown in Fig. 1-3, in the present embodiment, electric motor 1 is the electric motor of two ends shaft, this electric motor can be from buy obtaining on the market, and motor rotary shaft 18 1 ends in the electric motor 1 connect with water pump 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 electric motor 1 18 connects with outgas device rotating shaft 10 coaxial rotation in the turbine outgas device 3 by 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, the rotating speed that namely mates turbine outgas device 3 and pressure pump 2 by variator 11, namely outgas device rotating shaft 10 connects with motor rotary shaft 18 coaxial rotation by variator 11, and belong to speed change and connect this moment.
In addition, described outgas device rotating shaft 10 also can connect with motor rotary shaft 18 coaxial rotation by 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 by gear drive, and namely 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, the present embodiment provides a kind of turbine outgas device 3, this turbine outgas device 3 includes casing 12, be connected to outgas device rotating shaft 10 in the casing 12 by bearing 17, and circumferentially be fixed on the turbo wheel 15 with blade 16 in the outgas device rotating shaft 10, the high pressure chest 13(high pressure chest 13 that is provided with annular in the described casing 12 is the annular housings that cast out in the casing 12), place pressure letdown chamber 19 and nozzle 14 that turbo wheel is used, high pressure chest 13 in the water side of described dissolved air water pipe 8 and the casing 12 is communicated with, high pressure chest 13 is communicated with pressure letdown chamber 19 by nozzle 14 again, pressure letdown chamber 19 again be located at casing 12 on outgas device water outlet 9 be communicated with.
Described 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 the flow section area from the high pressure chest side-entrance to pressure letdown chamber side outlet, groove dwindles gradually, is connected for fair curve between the inner side-wall of the inner side-wall of groove and high pressure chest 13.Described a plurality of groove is generally 2-20 groove, certainly also not necessarily just is confined to 2-20.When nozzle 14 was a plurality of groove, the quantity of the blade 16 on the described turbo wheel 15 can not be divided exactly by the quantity of groove.Adopt the described turbine outgas of the 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 on the market the micro hydraulic turbine that obtains, such as miniature impulse turbine.The English of described turbine is Turbine, and general general reference is with 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 needing to disperse point of release under the large flow condition, can select the scheme implementation of Fig. 5, be embodiment two, i.e. a dissolving 7 of pressure pump 2 adapteds and a plurality of turbine outgas device 3, outgas device rotating shaft 10 between a plurality of turbine outgas devices 3 can be an axle that is cast as one, and also can be that many outgas devices rotating shaft 10 coaxial rotation are linked together.
Embodiment three is referring to Fig. 6, be with embodiment one difference, described electric motor 1 is one to bring out the electric motor of axle, and pressure pump 2 is the water pump of two ends shaft (this water pump can customize from factory), and water pump shaft 21 1 ends in the pressure pump 2 connect with motor rotary shaft 18 coaxial rotation in the electric motor 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 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 shaft 21 coaxial rotation by variator.
Embodiment four is referring to Fig. 7, be with embodiment one difference, described electric motor 1 is one to bring out the electric motor of axle, described turbine outgas device 3 is the outgas device of two ends shaft (this turbine outgas device can customize from factory), outgas device rotating shaft 10 1 ends in the turbine outgas device 3 connect with motor rotary shaft 18 coaxial rotation in the electric motor 1, and the other end connects with water pump 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 shaft 21 coaxial rotation.
In a word, in each embodiment, outgas device rotating shaft 10, motor rotary shaft 18 and water pump shaft 21 all can be linked together by shaft coupling 20, ring flange or gear drive coaxial rotation, also can be an axle that is cast as one in addition.
Working process of the present invention: water enters 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 in molten gas 7 tanks dissolved in high pressure water, formed the high pressure dissolved air water; The high pressure dissolved air water enters high pressure chest 13 through dissolved air water pipe 8, then forms high-speed water jet by 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, then enters the subsequent technique link through outgas device water outlet 9.Under zero load condition, the design speed of turbo wheel 15 is higher than the rotating speed of electric motor 1, so when coaxial, turbo wheel 15 can promote by outgas device rotating shaft 10 the pump shaft rotation of motor rotary shaft 18 and the pressure pump 2 of electric motor 1, namely can reduce the output rating of electric motor 1, reach the purpose of saves energy.
The present invention both can be designed to the high pressure dissolved air water and radially enter turbine outgas device 3, then flowed out from turbine outgas device 3 vertically, also can be designed to the high pressure dissolved air water and enter vertically turbine outgas device 3, then radially flowed away from turbine outgas device 3.
Claims (9)
1. molten gas release device that pressure pump is coaxial with turbine outgas device, comprise electric motor (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 described electric motor (1) drives the water pump shaft (21) that connects in the pressure pump (2), the water side of pressure pump (2) is communicated with by the interior gas dissolver (6) of high-pressure water pipe (5) and dissolving (7), the air outlet of dissolving (7) links to each other with turbine outgas device (3) by 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 electric motor (1) and water pump shaft (21) coaxial rotation in the pressure pump (2) are linked together, and the design speed of turbine outgas device (3) is higher than the rotating speed of electric motor (1) under zero load condition;
Described turbine outgas device (3) includes casing (12), be connected to outgas device rotating shaft (10) in the casing (12) by bearing (17), and circumferentially be fixed on the turbo wheel with blade (16) (15) in the outgas device rotating shaft (10), be provided with the high pressure chest (13) of annular in the described casing (12), place pressure letdown chamber (19) and nozzle (14) that turbo wheel is used, high pressure chest (13) in the water side of described dissolved air water pipe (8) and the casing (12) is communicated with, high pressure chest (13) is communicated with pressure letdown chamber (19) by nozzle (14) again, pressure letdown chamber (19) again be located at casing (12) on outgas device water outlet (9) be communicated with.
2. a kind of pressure pump according to claim 1 molten gas release device coaxial with turbine outgas device, it is characterized in that: described electric motor (1) is the electric motor of two ends shaft, and motor rotary shaft (18) one ends in the electric motor (1) connect with water pump 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. a kind of pressure pump according to claim 2 molten gas release device coaxial with turbine outgas device is characterized in that: described outgas device rotating shaft (10) connects with motor rotary shaft (18) coaxial rotation by variator (11).
4. a kind of pressure pump according to claim 1 molten gas release device coaxial with turbine outgas device, it is characterized in that: described pressure pump (2) is the water pump of two ends shaft, and water pump shaft (21) one ends in the pressure pump (2) connect with motor rotary shaft (18) coaxial rotation in the electric motor (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. a kind of pressure pump according to claim 4 molten gas release device coaxial with turbine outgas device is characterized in that: described outgas device rotating shaft (10) connects with water pump shaft (21) coaxial rotation by variator (11).
6. a kind of pressure pump according to claim 1 molten gas release device coaxial with turbine outgas device, it is characterized in that: described 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 electric motor (1), and the other end connects with water pump shaft (21) coaxial rotation in the pressure pump (2).
7. a kind of pressure pump according to claim 1 molten gas release device coaxial with turbine outgas device, it is characterized in that: described 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), flow section area from the high pressure chest side-entrance to pressure letdown chamber side outlet, groove dwindles gradually, is connected for fair curve between the inner side-wall of the inner side-wall of groove and high pressure chest (13).
8. a kind of pressure pump according to claim 7 molten gas release device coaxial with turbine outgas device, it is characterized in that: described a plurality of grooves are 2-20 groove, and the quantity of the blade (16) on the described turbo wheel (15) can not be divided exactly by the quantity of groove.
9. a kind of pressure pump according to claim 1 molten gas release device coaxial with turbine outgas device, it is characterized in that: described outgas device rotating shaft (10), motor rotary shaft (18) and water pump shaft (21) are linked together by shaft coupling (20), ring flange or gear drive coaxial rotation, perhaps outgas device rotating shaft (10), motor rotary shaft (18) and water pump shaft (a 21) axle for being 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 |
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| Publication Number | Publication Date |
|---|---|
| CN102381739A CN102381739A (en) | 2012-03-21 |
| CN102381739B true CN102381739B (en) | 2013-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| 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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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| EP3045228B8 (en) * | 2015-01-13 | 2018-01-24 | Roland Damann | Microflotation system with an expansion valve arrangement 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 |
Citations (5)
| 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 |
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2317768B1 (en) * | 2006-12-14 | 2010-02-09 | Inoxpa, S.A. | MACHINE FOR CLARIFICATION OF MOSTO. |
-
2011
- 2011-09-23 CN CN 201110285050 patent/CN102381739B/en not_active Expired - Fee Related
Patent Citations (5)
| 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 |
| 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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| CN102381739A (en) | 2012-03-21 |
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