CN102343290B - Circulating water distiller for laboratory - Google Patents
Circulating water distiller for laboratory Download PDFInfo
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- CN102343290B CN102343290B CN2011103568272A CN201110356827A CN102343290B CN 102343290 B CN102343290 B CN 102343290B CN 2011103568272 A CN2011103568272 A CN 2011103568272A CN 201110356827 A CN201110356827 A CN 201110356827A CN 102343290 B CN102343290 B CN 102343290B
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Abstract
The invention discloses a circulating water distiller for a laboratory. The bottom of a distilling barrel is provided with an electromagnetic heating device; a condenser comprises a condensing cover and a vapor guide sleeve; the lower end of the vapor guide sleeve is communicated with the inside of the distilling barrel; the top of the condensing cover is provided with an arc-shaped guide plate; a gap for diffusing vapor is formed between the arc-shaped guide plate and the upper port of the vapor guide sleeve; a cooling cavity is formed between the vapor guide sleeve and the condensing cover; the lower end of the cooling cavity is provided with a distilled water outlet; a spiral condensing water pipe is sleeved on the outer side of the condensing cover; the lower end of the condensing water pipe is communicated with a condensed water storage device; an upper port is connected with the condensed water storage device through a radiator; a water inlet on the lower part of the distilling barrel is communicated with the condensed water storage device through a water supply pipe; and one end of the water supply pipe which is positioned in the condensed water storage device is provided with a one-way valve. Due to the adoption of an electromagnetic heating way, high efficiency, low energy consumption and water-electricity isolation are realized; the water resource is saved, automatic continuous running is realized simultaneously, and the maintenance cost is low; and the exchanging efficiency of the condenser is high, and the yield in unit time is high.
Description
Technical field
The present invention relates to the instrument of laboratory for the preparation of distilled water, specifically laboratory cycle ability of swimming water still.
Background technology
In the experiment of hospital, pharmaceutical factory, biologic product company, scientific research institutions and school, often need to use a large amount of distilled water, comprise single water, distilled water and tri-distilled water of steaming.And make distilled water, tap water heating need be separated with other impurity after boiling become steam state, then water vapour is condensed through cooling tube and again becomes liquid state again and be distilled water.For this reason, a large amount of water of making distilled water process need carries out cooling, and cooling water, because not having retracting device just directly to enter sewer, causes a large amount of wastes.
In the preparation process of distilled water, we find the use for laboratory water still of selling on market, no matter be any type, the defect that their exist mainly contain following some: first, mostly heater is spiral heating tube if being used, and be arranged in the heating staving, for preventing dry combustion method, requirement remains that the water surface will be higher than the height of spiral heating tube in the process of heating, and this just requires the initial water amount to want large; Moreover for a long time, heating repeatedly, spiral heating tube surface can form fouling, affect heat exchange, these factors have not only increased power consumption, also make the output efficiency reduction.The second, spiral heating tube surface and thermotank encrustation be easy-clear not, and inconvenient maintenance, because spiral heating tube is fixed in the thermotank bottom.The 3rd, cooling water does not have retracting device, directly enters sewer, causes the waste of water resource.Through the experiment measuring and calculating, with the every preparation of single water still 10L distilled water (10L/h), need the about 200L of cooling water, if use 20L distilled water every day by a laboratory, within 1 year so, (by 300 days, calculating) will waste nearly 120 tons of water, adopt the water consumption of distilled water device and tri-distilled water device also to want many.
Within 2008, the water resources in china communique shows, 2008, Average per capita water consumption was 446 m
3.Wherein water consumption is greater than 600 m per capita
3xinjiang, Tibet, Ningxia, Heilungkiang, Jiangsu, the Inner Mongol, Guangxi, Shanghai, 9, Qinghai province (autonomous region, municipality directly under the Central Government) arranged, be less than 300 m
3shanxi, Tianjin, Beijing, Shaanxi, Shandong, Henan, Sichuan, Guizhou, Hebei, 10 provinces in Chongqing (municipality directly under the Central Government) are arranged, wherein Shanxi is minimum, only 167 m
3.According to internationally recognized standard, water resource is lower than 3000 m per capita
3for slight lack of water; Water resource is lower than 2000 m per capita
3for the moderate lack of water; Water resource is lower than 1000 m per capita
3for serious water shortage; Water resource is lower than 500 m per capita
3for the extreme lack of water.There are 16 provinces (district, city) water resource of per capita (not comprising the water that passes by) in China at present lower than the serious water shortage line, 6 provinces, district (Ningxia, Hebei, Shandong, Henan, Shanxi, Jiangsu) water resource of per capita is arranged lower than 500 m
3.
2008, the Party Central Committee, State Council called hydraulic departments at different levels to thoroughly apply the Scientific Outlook on Development, and actively practiced the sustainable development thinking of harnessing the river, and puted forth effort to advance people's livelihood water conservancy, planned as a whole to have advanced the work in everies such as water conservancy construction, management, reform.Therefore be necessary to actively develop rational development of water resources and utilization, using water wisely.Save water and energy, profit is instantly, and merit is in eternal lasting.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of laboratory cycle ability of swimming water still, has and saves water and energy, and is convenient to safeguard the advantage that distilled water production efficiency is high.
The present invention solves the problems of the technologies described above adopted technical scheme to be: laboratory cycle ability of swimming water still, comprise steam generator and water supply installation, water supply installation comprises condensed water memory and radiator, steam generator comprises distillation bucket and condenser, condenser is arranged on the top cover of distillation bucket, and the bottom of distillation bucket is provided with electromagnetic heater, condenser comprises condensing cover and is vertically set on the steam guiding sleeve in condensing cover, the lower port of steam guiding sleeve is the internal communication with the distillation bucket by the steam (vapor) outlet on top cover, be provided with a protruding prone arc deflector at the top of condensing cover, arc deflector is arranged on the top of steam guiding sleeve, and and the upper port of steam guiding sleeve between there is the gap for diffusion of vapor, it between steam guiding sleeve and condensing cover, is cooling chamber, the lower end of cooling chamber is provided with distilled water outlet, in the outside of condensing cover, cover has spiral condensate pipe, the lower end of condensate pipe is communicated with the condensed water memory by supply-water pump, the upper port of condensate pipe is connected with the condensed water memory by radiator, described distillation bucket bottom is provided with filler, filler is communicated with the condensed water memory by feed pipe, the end that feed pipe is positioned at the condensed water memory is provided with check valve.
Be provided with condensate film in described cooling chamber, an end of condensate film is fixed on the inwall of condensing cover, and the other end is tilted to lower setting.
The bottom of described cooling chamber is provided with thermal insulation layer.
The outside of described condensing cover is provided with protective layer, and protective layer is enclosed in condensate pipe wherein.
Described arc deflector is arranged on the top of condensing cover by screw rod, the end that screw rod is exposed at the condensing cover outside is provided with adjusting knob.
The bucket wall of described distillation bucket is double-decker, between its internal layer and skin, is provided with heat-insulation layer.
The top cover of described distillation bucket is connected with staving by buckle.
Described radiator consists of fan and at least two-layer vertically disposed heat sink, every layer of heat sink all has snakelike radiating tube and is arranged on the fin formation on snakelike radiating tube tube wall, snakelike radiating tube in adjacent heat sink is connected, snakelike radiating tube in the outermost layer heat sink is communicated with the upper port of condensate pipe, snakelike radiating tube in the innermost layer heat sink is communicated with the condensed water memory, and fan is arranged on a side of outermost layer heat sink.
Be provided with liquid level gauge in described condensed water memory, the signal output part of liquid level gauge is connected with the Liquid level adjusting valve arranged on condensed water memory filling pipe.
The mouth of pipe that described feed pipe is positioned at distillation bucket one end arranges upward.
Pipeline between described condensate pipe lower end and supply-water pump is provided with the circulating water flow adjustable valve.
The invention has the beneficial effects as follows: heater adopts the mode of Electromagnetic Heating, and efficiency is high, energy consumption is low, and heater can be arranged on to the outside of distillation bucket, is convenient to maintenance, realizes the water power isolation simultaneously, improves security; The mode that adopts cooling water circulation to utilize, remain condensed water fully, and saving water resource supplies water to the distillation bucket with the cooling water of circulation simultaneously, has realized the Automatic continuous running, and maintenance cost is low; Arc deflector and condensate film in condenser have improved condensation efficiency, and heat exchanger effectiveness is high, and the unit interval output capacity is high; The pot wall of distillation bucket is double-decker, and high insulating effect, reduced thermal loss, reduces energy resource consumption.
The accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of radiator.
Mark in figure: 1, the distillation bucket, 101, staving, 102, top cover, 103, buckle, 104, heat-insulation layer, 105, filler, 106, observation window, 2, condenser, 201, condensing cover, 202, the steam guiding sleeve, 203, cooling chamber, 204, condensate pipe, 205, distilled water outlet, 206, condensate film, 207, arc deflector, 208, protective layer, 209, thermal insulation layer, 210, screw rod, 211, adjusting knob, 3, electromagnetic heater, 4, the condensed water memory, 401, liquid level gauge, 402, Liquid level adjusting valve, 5, supply-water pump, 6, radiator, 601, heat sink, 602, snakelike radiating tube, 603, fin, 604, fan, 7, feed pipe, 701, check valve, 8, the circulating water flow adjustable valve.
The specific embodiment
As shown in the figure, laboratory cycle ability of swimming water still, comprise steam generator and water supply installation, and water supply installation comprises condensed water memory 4 and radiator 6, and steam generator comprises distillation bucket 1 and condenser 2, and condenser 2 is arranged on the top cover 102 of distillation bucket 1.The bottom of distillation bucket 1 is provided with electromagnetic heater 3, adopts electromagnetic induction heating to replace the heating of original distillation bucket internal resistance wire, has not only improved the efficiency of heating surface, has reduced electric quantity consumption, has also realized the water power isolation, has improved security performance.
Condenser 2 comprises condensing cover 201 and is vertically set on the steam guiding sleeve 202 in condensing cover 201, the lower port of steam guiding sleeve 202 is the internal communication with distillation bucket 1 by the steam (vapor) outlet on top cover 102, be provided with a protruding prone arc deflector 207 at the top of condensing cover 201, arc deflector 207 is arranged on the top of steam guiding sleeve 202, and and the upper port of steam guiding sleeve 202 between there is the gap for diffusion of vapor.Due to the effect of arc deflector 207, steam can, rapidly uniformly to the surrounding diffusion, strengthen the mobility of steam, thereby improve water efficiency processed.Arc deflector 207 is arranged on to the top of condensing cover 201 by screw rod 210, an end that is exposed at condensing cover 201 outsides at screw rod 210 arranges adjusting knob 211.Regulate the height of arc deflector 207 by rotation adjusting knob 211, thus the gap between the upper port of adjusting arc deflector 207 and steam guiding sleeve 202, to adapt to the changes in flow rate of steam.
Between steam guiding sleeve 202 and condensing cover 201, it is cooling chamber 203, the lower end of cooling chamber 203 is provided with distilled water outlet 205, in the outside of condensing cover 201, cover has spiral condensate pipe 204, the lower end of condensate pipe 204 is communicated with condensed water memory 4 by supply-water pump 5, and the upper port of condensate pipe 204 is connected with condensed water memory 4 by radiator 6.Circulating water flow adjustable valve 8 is set on the connecting line of condensate pipe 204 and supply-water pump 5 to regulate the flow of recirculated water.By regulating, both can make the abundant condensation of water vapour, the controlled temperature that heats the condensed water after exchange is unlikely too high again.Add thermogenetic steam in the process of steam guiding sleeve 202 interior risings, because the temperature of the outer cooling chamber 203 of steam guiding sleeve 202 is relatively low, and tentatively lowered the temperature, then from the top of condensing cover 201, be diffused in cooling chamber 203, steam is due to the effect of condensing cover 201 condensed exterior water pipes 204 cooling condensing rapidly, and flows out from the distilled water outlet 205 of cooling chamber 203 bottoms.By the cooling mode of condensing again of first tentatively lowering the temperature, effectively improved the condensation efficiency of steam.After cooling water is heated in condensate pipe 204, by after radiator 6 heat radiations, returning to condensed water memory 4, again as cooling water, condensed water is remained fully, saving water resource.
Described distillation bucket 1 bottom is provided with 105， filler, filler 105 and is communicated with condensed water memory 4 by feed pipe 7, and the end that feed pipe 7 is positioned at condensed water memory 4 is provided with check valve 701.The mouth of pipe of feed pipe 7 in condensed water memory 4 is higher than feed pipe 7 mouths of pipe in distillation bucket 1, and the open height of the interior feed pipe 7 of condensed water memory 4 is just in time the height of distillation bucket 1 interior heating water level.The check valve 701 that the interior feed pipe 7 of condensed water memory 4 arranges, make water unidirectional inflow distill bucket 1, for supplementing the water evaporated in distillation bucket 1, and prevents the hot water refluence.The mouth of pipe that feed pipe 7 is positioned to distillation bucket 1 one ends arranges upward, can prevent from after the water boiling in distillation bucket 1 impact of feed pipe 7 inside is guaranteed to the water supply of distillation bucket 1 is stablized.The interior water level alarm line that arranges of condensed water memory 4 is liquid level gauge 401.Control water level by the Liquid level adjusting valve 402 be arranged on filling pipe, filling pipe is connected on water supply pipe, and the signal output part of liquid level gauge 401 is connected with Liquid level adjusting valve 402.Water level in condensed water memory 4 is during lower than the lowest water level graduation mark, and Liquid level adjusting valve 402 is opened, and in condensed water memory 4, supplements cold water to maximum water level; Water level in condensed water memory 4 is during higher than the peak level graduation mark, and Liquid level adjusting valve 402 is closed.And by the Flow-rate adjustment effect of Liquid level adjusting valve 402, prevent from supplementing cold water due to quick in water tank, and then, after entering thermotank, cause steam to generate inhomogeneous, affect output efficiency.
Be provided with condensate film 206 in described cooling chamber 203, a plurality of condensate films 206 are distributed on the inwall of condensing cover 201, and an end of condensate film 206 is fixed on the inwall of condensing cover 201, and the other end is tilted to lower setting.Condensate film 206 can strengthen film-cooled heat, makes steam cooling rapidly, improves the water vapour condensation efficiency.Heat effect due to distillation bucket 1 interior steam, can make the temperature of top cover 102 raise, therefore, in the bottom of cooling chamber 203, thermal insulation layer 209 is set, by thermal insulation layer 209, cooling chamber 203 and the distillation bucket 1 of bottom are carried out to the heat isolation, can prevent that the water condensed from flowing to behind cooling chamber 203 bottoms is heated and again becomes steam, also can prevent that the steam in distillation bucket 1 is condensed.
The outside of described condensing cover 201 is provided with protective layer 208, and protective layer 208 is enclosed in condensate pipe 204 wherein, prevents that condensate pipe 204 is collided and damages.
The bucket wall of described distillation bucket 1 is double-decker, is provided with heat-insulation layer 104 between its internal layer and skin.Heat-insulation layer 104 can consist of insulation material, can be also vacuum chamber, utilizes heat-insulation layer 104 to realize the heat isolation that distillation bucket 1 is inside and outside, reduces thermal loss.
The top cover 102 of described distillation bucket 1 is connected with staving 101 by buckle 103, is convenient to unload and is keeped in repair.Mode that also can be with bolts is fixed on top cover 102 on staving 101.
Described radiator 6 consists of fan 604 and at least two-layer vertically disposed heat sink 601, and every layer of heat sink 601 all has snakelike radiating tube 602 and be arranged on fin 603 formations on snakelike radiating tube 602 tube walls.Fin 603 is vertical with snakelike radiating tube 602, has mesh in vain between adjacent fin 603, can increase flow area, is convenient to heat radiation.Snakelike radiating tube 602 in adjacent heat sink 601 is connected, snakelike radiating tube 602 in outermost layer heat sink 601 is communicated with the upper port of condensate pipe 204, snakelike radiating tube 602 in innermost layer heat sink 601 is communicated with condensed water memory 4, and fan 604 is arranged on a side of outermost layer heat sink 601.The needs that can adapt to different output of distill water by the quantity of adjusting heat sink 601, the temperature of assurance cooling water.The water flowed out from condensate pipe 204, be introduced into outermost heat sink 601, and the cooling of then successively flowing, finally import condensed water condensed water memory 4.The side that fan 604 is arranged on to outermost layer heat sink 601 can improve the utilization rate of fan 604, reduces energy resource consumption, and effectively improves radiating efficiency.
For the ease of observing water level and the situation in distillation bucket 1, can on distillation bucket 1, observation window 106 be set.Dismountable form is arranged to in the top of condensing cover 201, can be so that maintenance.
Claims (9)
1. laboratory cycle ability of swimming water still, comprise steam generator and water supply installation, water supply installation comprises condensed water memory (4) and radiator (6), steam generator comprises distillation bucket (1) and condenser (2), it is upper that condenser (2) is arranged on the top cover (102) that distills bucket (1), it is characterized in that: the bottom of distillation bucket (1) is provided with electromagnetic heater (3), condenser (2) comprises condensing cover (201) and is vertically set on the steam guiding sleeve (202) in condensing cover (201), the lower port of steam guiding sleeve (202) is the internal communication with distillation bucket (1) by the steam (vapor) outlet on top cover (102), be provided with a protruding prone arc deflector (207) at the top of condensing cover (201), arc deflector (207) is arranged on the top of steam guiding sleeve (202), and and the upper port of steam guiding sleeve (202) between there is the gap for diffusion of vapor, between steam guiding sleeve (202) and condensing cover (201), be cooling chamber (203), the lower end of cooling chamber (203) is provided with distilled water outlet (205), in the outside of condensing cover (201), cover has spiral condensate pipe (204), the lower end of condensate pipe (204) is communicated with condensed water memory (4) by supply-water pump (5), the upper port of condensate pipe (204) is connected with condensed water memory (4) by radiator (6), described distillation bucket (1) bottom is provided with filler (105), filler (105) is communicated with condensed water memory (4) by feed pipe (7), the end that feed pipe (7) is positioned at condensed water memory (4) is provided with check valve (701), the mouth of pipe of feed pipe (7) in condensed water memory (4) is higher than feed pipe (7) mouth of pipe in distillation bucket (1), the open height of the interior feed pipe of condensed water memory (4) (7) is just in time the height of heating water level in distillation bucket (1), described radiator (6) consists of fan (604) and at least two-layer vertically disposed heat sink (601), and every layer of heat sink (601) all has snakelike radiating tube (602) and be arranged on fin (603) formation on snakelike radiating tube (602) tube wall, fin (603) is vertical with snakelike radiating tube (602), have mesh in vain between adjacent fin (603), snakelike radiating tube (602) in adjacent heat sink (601) is connected, snakelike radiating tube (602) in outermost layer heat sink (601) is communicated with the upper port of condensate pipe (204), snakelike radiating tube (602) in innermost layer heat sink (601) is communicated with condensed water memory (4), and fan (604) is arranged on a side of outermost layer heat sink (601).
2. laboratory cycle ability of swimming water still as claimed in claim 1, it is characterized in that: be provided with condensate film (206) in described cooling chamber (203), one end of condensate film (206) is fixed on the inwall of condensing cover (201), and the other end is tilted to lower setting.
3. laboratory cycle ability of swimming water still as claimed in claim 1, it is characterized in that: the bottom of described cooling chamber (203) is provided with thermal insulation layer (209).
4. laboratory cycle ability of swimming water still as claimed in claim 1, it is characterized in that: the outside of described condensing cover (201) is provided with protective layer (208), and protective layer (208) is enclosed in condensate pipe (204) wherein.
5. laboratory cycle ability of swimming water still as claimed in claim 1, it is characterized in that: described arc deflector (207) is arranged on the top of condensing cover (201) by screw rod (210), and screw rod (210) is exposed at the outside end of condensing cover (201) and is provided with adjusting knob (211).
6. laboratory cycle ability of swimming water still as claimed in claim 1 is characterized in that: the bucket wall of described distillation bucket (1) is double-decker, is provided with heat-insulation layer (104) between its internal layer and skin.
7. laboratory cycle ability of swimming water still as claimed in claim 1, it is characterized in that: be provided with liquid level gauge (401) in described condensed water memory (4), the signal output part of liquid level gauge (401) is connected with the Liquid level adjusting valve (402) arranged on condensed water memory (4) filling pipe.
8. laboratory cycle ability of swimming water still as claimed in claim 1 is characterized in that: the mouth of pipe that described feed pipe (7) is positioned at distillation bucket (1) one end arranges upward.
9. laboratory cycle ability of swimming water still as claimed in claim 1, it is characterized in that: the pipeline between described condensate pipe (204) lower end and supply-water pump (5) is provided with circulating water flow adjustable valve (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103568272A CN102343290B (en) | 2011-11-11 | 2011-11-11 | Circulating water distiller for laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103568272A CN102343290B (en) | 2011-11-11 | 2011-11-11 | Circulating water distiller for laboratory |
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| Publication Number | Publication Date |
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| CN102343290A CN102343290A (en) | 2012-02-08 |
| CN102343290B true CN102343290B (en) | 2013-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011103568272A Expired - Fee Related CN102343290B (en) | 2011-11-11 | 2011-11-11 | Circulating water distiller for laboratory |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105776378B (en) * | 2016-05-03 | 2019-02-05 | 国网山东省电力公司青州市供电公司 | A kind of manufacturing device and its manufacturing method of distilled water |
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|---|---|---|---|---|
| US4894123A (en) * | 1988-11-01 | 1990-01-16 | Helmich Arthur R | High efficiency water distiller |
| GB2300364A (en) * | 1995-05-04 | 1996-11-06 | Wang Chin Tu | Apparatus for the production of distilled water |
| CN2785675Y (en) * | 2005-03-21 | 2006-06-07 | 韦建永 | Efficient energy-saving distilled-water machine |
| CN2805907Y (en) * | 2004-12-14 | 2006-08-16 | 刘光东 | Refrigerated sub-boiling water distillator |
| DE202006002181U1 (en) * | 2006-02-11 | 2007-06-21 | H2O Gmbh | Device for treatment of process- or industrial wastewater, comprises an evaporator in which a tube bundle-heat exchanger is intended, whose pure distillate-side is connected with a separating apparatus |
| CN200970526Y (en) * | 2006-10-30 | 2007-11-07 | 刘珂 | Small self sucking pressure reducing distilling extractor |
| CN202315939U (en) * | 2011-11-11 | 2012-07-11 | 河南科技大学 | Circulating water type water distilling device for laboratory |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2191968Y (en) * | 1994-03-28 | 1995-03-15 | 丁广吉 | Water-saving electrothermal distilled water generator |
| CN2352903Y (en) * | 1998-11-20 | 1999-12-08 | 中国科学院低温技术实验中心 | Small temp. difference condenser |
-
2011
- 2011-11-11 CN CN2011103568272A patent/CN102343290B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4894123A (en) * | 1988-11-01 | 1990-01-16 | Helmich Arthur R | High efficiency water distiller |
| GB2300364A (en) * | 1995-05-04 | 1996-11-06 | Wang Chin Tu | Apparatus for the production of distilled water |
| CN2805907Y (en) * | 2004-12-14 | 2006-08-16 | 刘光东 | Refrigerated sub-boiling water distillator |
| CN2785675Y (en) * | 2005-03-21 | 2006-06-07 | 韦建永 | Efficient energy-saving distilled-water machine |
| DE202006002181U1 (en) * | 2006-02-11 | 2007-06-21 | H2O Gmbh | Device for treatment of process- or industrial wastewater, comprises an evaporator in which a tube bundle-heat exchanger is intended, whose pure distillate-side is connected with a separating apparatus |
| CN200970526Y (en) * | 2006-10-30 | 2007-11-07 | 刘珂 | Small self sucking pressure reducing distilling extractor |
| CN202315939U (en) * | 2011-11-11 | 2012-07-11 | 河南科技大学 | Circulating water type water distilling device for laboratory |
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