CN103041618B - Centrifugal separation and purification system and method thereof - Google Patents
Centrifugal separation and purification system and method thereof Download PDFInfo
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- CN103041618B CN103041618B CN201310025290.0A CN201310025290A CN103041618B CN 103041618 B CN103041618 B CN 103041618B CN 201310025290 A CN201310025290 A CN 201310025290A CN 103041618 B CN103041618 B CN 103041618B
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Abstract
The invention discloses a centrifugal separation and purification system, comprising a liquid cell, wherein the liquid cell is used for storing cleaning solution; a liquid outlet of the liquid cell is connected to a first delivery pump and a first liquid inlet of a liquid inlet heat exchanger through a pipeline; a second liquid inlet of the liquid inlet heat exchanger is connected to a second delivery pump and a water outlet of a cold water tank through the pipeline; a first liquid outlet of the liquid inlet heat exchanger is connected to the water inlet of a hot water tank through the pipeline; a second liquid outlet of the liquid inlet heat exchanger is connected to the water inlet of a centrifugal separator through the pipeline; and a clear solution outlet of the centrifugal separator is connected to a liquid return opening of the liquid cell through the pipeline. The centrifugal machine can be widely applied to the purifying aspect of the cleaning solution; the cleaning solution can be continuously and effectively purified; the service life of the cleaning solution is prolonged by over 20 times; the quantity of wastewater effluent is reduced; the heating energy consumption is reduced by about 60-70%; the production efficiency and the product quality are effectively improved; and the production cost is reduced.
Description
Technical field
The present invention relates to a kind of cleaning system, particularly a kind of cleaning system can carrying out temperature control centrifugation to HIGH TEMPERATURE PURGE liquid.
Background technology
Along with the plant equipment of developing rapidly of modern industry, particularly automobile, diesel engine, underground coal mine, in production and maintenance process, more and more higher requirement is proposed to processing technology and assembly technology.Find according to after more external expert investigations, affect in the factors in mechanical product quality and life-span, because product does not clean product parts before the techniques such as assembling, spraying, plating, and cause the situation of wearing and tearing or damage to account for larger proportion, for this reason in transmission country, plant equipment has strict matting before assembling, spraying, plating, particularly very high to the cleaning requirement of the engineering goods of some precisions, such as: the engine, gearbox etc. of automobile, substantially increase the quality of product like this.Most enterprise also causes attention to plant equipment matting in a pre-installation at home at present, utilizes HIGH TEMPERATURE PURGE liquid to clean engineering goods.As everyone knows, cleaning fluid is by some to environment and the unhelpful chemical substance proportioning of human body, so how reduce the harm of cleaning fluid to environment and human body? some Corporation R & Ds cleaning fluid cleaning system, can recycle cleaning fluid like this.
But adopt the modes such as filter screen, filter cloth, filter paper, PE pipe to filter in prior art, make cleaning also by filter medium, thus dirt is able to be separated from cleaning fluid.This mode is simple and filter area is wide, and weak point is that filter medium easily blocks, and is inconvenient to clean, thus makes the consumption of filtration consumptive material large, and use cost is higher, and separation accuracy is low, and control accuracy mostly is 20-50 micron, cannot remove oil slick.
The method of the employing sedimentation separation also had purifies cleaning fluid, enter liquid feeding tank from cleaning fluid again to be sucked during this period of time by pump, wherein more massive solid particle will be subject at the bottom of the cartonning of Action of Gravity Field Shen not pumped enter, thus be able to be separated with cleaning fluid.The feature of this purification style is, occupation area of equipment is large, and separative efficiency is low, cannot continuous seepage, and heating energy consumption is large, and cannot thoroughly remove except oil slick.
Cleaning fluid is through the purification process of above two kinds of modes, and clean-up effect is poor, and service life is short, and discharge capacity is large, and it is large that the mechanical part cleanliness factor after cleaning controls difficulty, easily affects the quality stability of engineering goods.
Summary of the invention
Technical problem to be solved by this invention there is provided a kind of cleaning system, and it can also make the high temperature that the cleaning fluid after purification still keeps certain outside can not only effectively being separated by the impurity oil slick in cleaning fluid.
Technical scheme is as follows
A kind of centrifugation cleaning system, it is characterized in that, comprise the liquid bath for depositing cleaning fluid, the liquid outlet of liquid bath connects the first inlet of the first delivery pump and feed liquor heat exchanger by pipeline, second inlet of feed liquor heat exchanger connects the delivery port of the second delivery pump and cold rinse bank by pipeline, first liquid outlet of feed liquor heat exchanger connects the water inlet of hot water storgae by pipeline, second liquid outlet of feed liquor heat exchanger connects the water inlet of centrifugal separator by pipeline, the clean liquid outlet of centrifugal separator connects the liquid return hole of liquid bath by pipeline.
As further improvement, the clean liquid of described centrifugal separator exports the pipeline be connected with the liquid return hole of liquid bath and is provided with fluid heat exchanger, the clean liquid export pipeline of described centrifugal separator connects the second inlet of fluid heat exchanger through the 3rd delivery pump, the water outlet pipeline of hot water storgae connects the first inlet of fluid heat exchanger through the 4th water pump, first liquid outlet pipeline of fluid heat exchanger connects the liquid return hole of liquid bath, and the second liquid outlet pipeline of fluid heat exchanger connects the water inlet of cold rinse bank.By arranging the object that the cleaning fluid after separation can be made also to reach a high temperature like this, and the water in cold rinse bank and the water in hot water storgae can recycle, energy-conserving and environment-protective.
As further improvement, the pipeline that the second liquid outlet of described fluid heat exchanger is connected with the water inlet of cold rinse bank is provided with cooling-water machine.Ensure that HIGH TEMPERATURE PURGE liquid is after the heat exchange of liquid inlet and outlet heat exchanger by arranging like this, entering the temperature stabilization before centrifuge at 25 DEG C-40 DEG C, ensure that the stabilized operating temperature of centrifuge.
As further improvement, described centrifugal separator side is also provided with assorted fuel tank, and object is used for depositing separated miscella, avoids environmental pollution.
A kind of centrifugation cleaning system carries out the method purified, comprise the liquid bath for depositing cleaning fluid, the cleaning fluid of 50 DEG C-80 DEG C is delivered to the first inlet of feed liquor heat exchanger by the first delivery pump by pipeline, in cold rinse bank, the cold water of 5 DEG C-25 DEG C is delivered to the second inlet of feed liquor heat exchanger by the second delivery pump by pipeline simultaneously, two kinds of liquid carry out heat exchange in feed liquor heat exchanger, rinse liquid temperature after exchange is reduced to 25 DEG C-40 DEG C, then the separating barrel through pipeline inflow centrifugal separator is separated, clean liquid after separation flows back to liquid bath through pipeline, cold water temperature after exchange is elevated to 55 DEG C-75 DEG C, and flow into hot water storgae through pipeline.
When getting back to liquid bath to make the cleaning fluid after separation, temperature at least remains between 45 DEG C-75 DEG C, the rear temperature of separation is that the cleaning fluid of 25 DEG C-40 DEG C is delivered to fluid heat exchanger by pipeline by the 3rd delivery pump, the water of 45 DEG C-75 DEG C simultaneously stored in hot water storgae is delivered in fluid heat exchanger by pipeline by the 4th delivery pump, two kinds of liquid carry out heat exchange again, after exchanging, the temperature of cleaning fluid is elevated to 45 DEG C-70 DEG C, and flow back to liquid bath through pipeline, be reduced to 25 DEG C-35 DEG C after the water heat exchange of former 45 DEG C-75 DEG C, and flow back to cold rinse bank through pipeline.
As further optimization method, the water of 25 DEG C-35 DEG C returns in the process of cold rinse bank and temperature can be reduced to 5 DEG C-25 DEG C through cooling-water machine.Such temperature of cold rinse bank that can make remains at lower temperature state.
Beneficial effect
The invention enables centrifuge to obtain in cleaning fluid purification to use widely, cleaning fluid also can obtain continuous print, the most effectively purify simultaneously, the service life extending cleaning fluid reaches more than 20 times, decrease quantity of wastewater effluent, reduce heating energy consumption and be about 60%-70%, effectively raise production efficiency and product quality, reduce production cost.
Accompanying drawing explanation
The present invention is further illustrated below in conjunction with accompanying drawing and case study on implementation.
Fig. 1 is structural representation of the present invention.
Number in the figure: 1, liquid bath 2, feed liquor heat exchanger 3, centrifugation pump
4, fluid heat exchanger 5, cooling-water machine
11, the first delivery pump 12, second delivery pump 13, the 3rd delivery pump
14, the 4th delivery pump
111, cold rinse bank 112, hot water storgae
Detailed description of the invention
For making to have a better understanding and awareness architectural feature of the present invention and effect of reaching, coordinating detailed description in order to preferred embodiment and accompanying drawing, being described as follows:
As shown in Figure 1, a kind of centrifugation cleaning system, comprise the liquid bath 1 for depositing cleaning fluid, the liquid outlet of liquid bath 1 connects the first inlet of the first delivery pump 11 and feed liquor heat exchanger 2 by pipeline, second inlet of feed liquor heat exchanger 2 connects the delivery port of the second delivery pump 12 and cold rinse bank 111 by pipeline, first liquid outlet of feed liquor heat exchanger 2 connects the water inlet of hot water storgae 112 by pipeline, second liquid outlet of feed liquor heat exchanger 2 connects the water inlet of centrifugal separator 3 by pipeline, the clean liquid outlet of centrifugal separator 3 connects the liquid return hole of liquid bath 1 by pipeline.The clean liquid of centrifugal separator 3 exports the pipeline be connected with the liquid return hole of liquid bath 1 and is provided with fluid heat exchanger 4, the clean liquid export pipeline of centrifugal separator 1 connects the second inlet of fluid heat exchanger 4 through the 3rd delivery pump 13, the water outlet pipeline of hot water storgae 112 connects the first inlet of fluid heat exchanger 4 through the 4th water pump 14, first liquid outlet pipeline of fluid heat exchanger 4 connects the liquid return hole of liquid bath 1, and the second liquid outlet pipeline of fluid heat exchanger 4 connects the water inlet of cold rinse bank 111.By arranging the object that the cleaning fluid after separation can be made also to reach a high temperature like this, and the water in cold rinse bank and the water in hot water storgae can recycle, energy-conserving and environment-protective.The pipeline that second liquid outlet of fluid heat exchanger 4 is connected with the water inlet of cold rinse bank 111 is provided with cooling-water machine 5.By arranging the loss that can reduce energy like this.Centrifugal separator 3 side is provided with assorted fuel tank 32.Through centrifugal separator 3 separated miscella, enter assorted fuel tank 32 by assorted oil export 31 tuber drainage.
The operation principle of centrifugal separator: dirty cleaning fluid continues to enter centrifugal separator entrance, and flow into the video disc Disengagement zone in cylinder.Cylinder, with High Rotation Speed, produces powerful centrifugal force.When liquid rotates along with cylinder, liquid (heavy-fluid phase) and solid particle run to the periphery of cylinder, and the assorted oil (light liquid phase) of pollution moves to the axis direction of cylinder, and flow out centrifuge by Oil Guide road.Particle is deposited on bowl wall, and the liquid inlet channel after purification, and cylinder is left under the effect of constant pressure.The separation accuracy of this centrifuge can reach 1 micron, and the speed of its water-oil separating is the fastest in current same category of device, and its oil of the free state be suspended in water body can being mixed is separated simultaneously, separation more thorough.
A kind of centrifugation cleaning system carries out the method purified, comprise the liquid bath for depositing cleaning fluid, the cleaning fluid of 50 DEG C-80 DEG C is delivered to the first inlet of feed liquor heat exchanger by the first delivery pump by pipeline, in cold rinse bank, the cold water of 5 DEG C-25 DEG C is delivered to the second inlet of feed liquor heat exchanger by the second delivery pump by pipeline simultaneously, two kinds of liquid carry out heat exchange in feed liquor heat exchanger, rinse liquid temperature after exchange is reduced to 25 DEG C-40 DEG C, then the separating barrel through pipeline inflow centrifugal separator is separated, clean liquid after separation flows back to liquid bath through pipeline, cold water temperature after exchange is elevated to 45 DEG C-75 DEG C, and flow into hot water storgae through pipeline.Separation requirement due to centrifugal separator is that fluid temperature is generally at 5 DEG C-40 DEG C, just high-precision separation can be carried out, and the operating temperature of our machining factory cleaning fluid used is usually at 50 DEG C-80 DEG C, therefore the present inventor has done the separation accuracy that centrifugal separator is guaranteed in this design.
Inventor also further considers as machinery plant's economize energy, and handled easily human users adds a heat exchanger again on the basis of original heat exchanger, ensures that the temperature of the clean liquid after centrifugal separator is separated at least remains between 45 DEG C-70 DEG C.Method of operating is as follows:
The rear temperature of separation is that the cleaning fluid of 25 DEG C 40 DEG C is delivered to fluid heat exchanger by pipeline by the 3rd delivery pump, the water of 45 DEG C-75 DEG C simultaneously stored in hot water storgae is delivered in fluid heat exchanger by pipeline by the 4th delivery pump, two kinds of liquid carry out heat exchange again, after exchanging, the temperature of cleaning fluid is elevated to 45 DEG C-70 DEG C, and flow back to liquid bath through pipeline, be reduced to 25 DEG C-35 DEG C after the water heat exchange of former 45 DEG C-75 DEG C, and flow back to cold rinse bank through pipeline.As further optimization method, the water of 25 DEG C-35 DEG C returns in the process of cold rinse bank and temperature can be reduced to 5 DEG C-25 DEG C through cooling-water machine.Such temperature of cold rinse bank that can make remains at lower temperature state.
Such as, be transported to feed liquor heat exchanger in through pipeline by the first delivery pump when the temperature of cleaning fluid is 80 DEG C, in cold rinse bank, the water of 20 DEG C is also transported in feed liquor heat exchanger through pipeline by the second delivery pump simultaneously, after the liquid of two kinds of temperature carries out replacing heat exchange, cleaning fluid can reach the temperature of 30 DEG C, the fluid temperature of 30 DEG C is the optimum temperature that centrifugal separator adapts to, centrifugation can be carried out, the water temperature of another outlet of feed liquor heat exchanger becomes 68.7 DEG C by original 20 DEG C, and flow back to hot water storgae by pipeline, carry out heat storage.The clean liquid of latter 30 DEG C of centrifuge separation is transported to fluid heat exchanger by pipeline by the 3rd delivery pump, meanwhile in hot water storgae, the water of 68.7 DEG C is also transported to fluid heat exchanger by pipeline by the 4th delivery pump, the liquid of two kinds of temperature carries out alternately heat exchange again, the water of former 68.7 DEG C is replaced by 34.4 DEG C, the water of 34.4 DEG C becomes 20 DEG C through cooling-water machine cooling and gets back to cold rinse bank, clean liquid temp after heat exchange can reach 64 DEG C, and the clean liquid of 64 DEG C gets back to liquid bath through pipeline, so circulates.
In sum, be only preferred embodiment of the present invention, not be used for limiting scope of the invention process, all equalizations of doing according to shape, structure, feature and the spirit described in the claims in the present invention scope change and modify, and all should be included in right of the present invention.
Claims (5)
1. a centrifugation cleaning system, it is characterized in that, comprise the liquid bath for depositing cleaning fluid, the liquid outlet of liquid bath connects the first inlet of the first delivery pump and feed liquor heat exchanger by pipeline, second inlet of feed liquor heat exchanger connects the delivery port of the second delivery pump and cold rinse bank by pipeline, first liquid outlet of feed liquor heat exchanger connects the water inlet of hot water storgae by pipeline, second liquid outlet of feed liquor heat exchanger connects the water inlet of centrifugal separator by pipeline, the clean liquid outlet of centrifugal separator connects the liquid return hole of liquid bath by pipeline, the clean liquid of described centrifugal separator exports the pipeline be connected with the liquid return hole of liquid bath and is provided with fluid heat exchanger, the clean liquid export pipeline of described centrifugal separator connects the second inlet of fluid heat exchanger through the 3rd delivery pump, the water outlet pipeline of hot water storgae connects the first inlet of fluid heat exchanger through the 4th water pump, first liquid outlet pipeline of fluid heat exchanger connects the liquid return hole of liquid bath, second liquid outlet pipeline of fluid heat exchanger connects the water inlet of cold rinse bank, the pipeline that second liquid outlet of described fluid heat exchanger is connected with the water inlet of cold rinse bank is provided with cooling-water machine.
2. a kind of centrifugation cleaning system according to claim 1, is characterized in that, described centrifugal separator side is also provided with assorted fuel tank.
3. a kind of centrifugation cleaning system according to claim 1 carries out the method that purifies, it is characterized in that, comprise the liquid bath for depositing cleaning fluid, the cleaning fluid of 50 DEG C-80 DEG C is delivered to the first inlet of feed liquor heat exchanger by the first delivery pump by pipeline, in cold rinse bank, the cold water of 5 DEG C-25 DEG C is delivered to the second inlet of feed liquor heat exchanger by the second delivery pump by pipeline simultaneously, two kinds of liquid carry out heat exchange in feed liquor heat exchanger, rinse liquid temperature after exchange is reduced to 25 DEG C-40 DEG C, then the separating barrel through pipeline inflow centrifugal separator is separated, clean liquid after separation flows back to liquid bath through pipeline, cold water temperature after exchange is elevated to 45 DEG C-75 DEG C, and flow into hot water storgae through pipeline.
4. a kind of centrifugation cleaning system carries out the method that purifies according to claim 3, it is characterized in that, the rear temperature of separation is that the cleaning fluid of 25 DEG C-40 DEG C is delivered to fluid heat exchanger by pipeline by the 3rd delivery pump, the water of 45 DEG C-75 DEG C simultaneously stored in hot water storgae is delivered in fluid heat exchanger by pipeline by the 4th delivery pump, two kinds of liquid carry out heat exchange again, after exchanging, the temperature of cleaning fluid is elevated to 45 DEG C-70 DEG C, and flow back to liquid bath through pipeline, be reduced to 25 DEG C-35 DEG C after the water heat exchange of former 45 DEG C-75 DEG C, and flow back to cold rinse bank through pipeline.
5. a kind of centrifugation cleaning system carries out the method that purifies according to claim 4, and it is characterized in that, temperature can be reduced to 5 DEG C-25 DEG C through cooling-water machine by the water of 25 DEG C-35 DEG C in the process of getting back to cold rinse bank.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310025290.0A CN103041618B (en) | 2013-01-23 | 2013-01-23 | Centrifugal separation and purification system and method thereof |
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| CN201310025290.0A CN103041618B (en) | 2013-01-23 | 2013-01-23 | Centrifugal separation and purification system and method thereof |
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| CN103041618B true CN103041618B (en) | 2015-01-07 |
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| CN105926223B (en) * | 2016-06-16 | 2018-07-06 | 张家港宇新羊毛工业有限公司 | A kind of wool grease scouring water separator waste water heat efficient conversion |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| NO155832C (en) * | 1984-10-08 | 1987-06-10 | Olav Ellingsen | PROCEDURE FOR THE RECOVERY OF SLAM OIL CONSISTS OF FINALLY DISTRIBUTED INORGANIC AND / OR ORGANIC PARTICLES AND OIL AND WATER OR OTHER EVAPORABLE LIQUIDS. |
| CN201150805Y (en) * | 2008-01-01 | 2008-11-19 | 王庆生 | Centrifugal type oil purifying apparatus |
| JP4653826B2 (en) * | 2008-08-22 | 2011-03-16 | 株式会社東芝 | Solid-liquid separator |
| CN101858708B (en) * | 2010-06-21 | 2011-11-09 | 南京钢铁股份有限公司 | Cleaning method of coking heat exchange equipment |
| CN201950040U (en) * | 2010-11-24 | 2011-08-31 | 林龙朝 | Heat pump type cleaning machine |
| CN202116531U (en) * | 2011-06-24 | 2012-01-18 | 中国科学院广州能源研究所 | Separating apparatus applicable to biodiesel production |
| CN102615074B (en) * | 2012-04-17 | 2014-11-26 | 碧海舟（北京）石油化工设备有限公司 | Device and method for cleaning and processing storage tank |
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