CN1569300A - Double distillation type multiple-effect distilled water machine - Google Patents
Double distillation type multiple-effect distilled water machine Download PDFInfo
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- CN1569300A CN1569300A CN 200410024082 CN200410024082A CN1569300A CN 1569300 A CN1569300 A CN 1569300A CN 200410024082 CN200410024082 CN 200410024082 CN 200410024082 A CN200410024082 A CN 200410024082A CN 1569300 A CN1569300 A CN 1569300A
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Abstract
The invention is a double-distillation type multiple effect distilled water machine, belonging to water distillation device. Its features lie in: the evaporator is divided into two segments, the upper one is steam-water separation segment, the lower is evaporating segment, the steam inlet arranged on the evaporating segment of the first effect evaporator is connected to industrial boiler steam source, the water condensing port is connected to preheater, the condensing ports of the following effect evaporator are connected to the condenser, there arranges a material condensed water discharging port on the last effect evaporator, the water pipe is connected to the water inlet of the first evaporator through condenser pipe and preheater. The invention can use the residue heat generated by the device, upgrades the use factor of heat and the reclaiming rate of distilled water, and the structure is compact.
Description
Technical field
The invention belongs to water distillation equipment field, specifically is a kind of pair of distillation type multi-effect water distillator.
Background technology
At present, the equipment of producing medical distilled water generally adopts external spiral or inside spin formula multi-effect water distillator.This distillation machine is serially connected by multi-effect evaporator, each single-effect evaporator of prior art all needs to be equipped with independent raw water preheater, evaporation structure also mostly is top water distribution falling film type evaporation, bottom or sidepiece are steam-water separation structure, and the condenser that connects with evaporimeter all needs, and the separate configurations cooling water is carried, the circulatory system, and there has been following deficiency in the distillation machine of similar structures:
1, when adopting the top water distribution because of its evaporimeter, raw water easily forms part and flows down along the tubulation falling liquid film, part forms water column and flows down in tubulation, and part tubulation lack of water, it is uneven to cause each tubulation raw water to distribute, and be subjected to the boiler pressure instability, the influence of also corresponding this factor of instability of the indirect steam of output, under the fluctuation of indirect steam counter-pressure, cause raw water paroxysmal in each tubulation to flow down, be subjected to the restriction of each tubulation length of evaporimeter in addition, so raw water can not fully be evaporated in the unit interval, and first high-temperature steam of imitating is all the time in evaporator section work, the utilization rate of heat energy just reduces greatly, the vapour of last effect output can hang down the heat energy that just causes follow-up each single-effect evaporator to be accepted to be reduced, and the also corresponding reduction of follow-up each single-effect evaporator evaporation energy finally directly causes the reduction greatly of energy waste and distilled water productive rate.
2, each evaporimeter of prior art equipment all needs series connection separately to be equipped with a preheater, preheater is the steam that the evaporimeter shunting is supplied with to the thermal source of raw water heating, will cause the shunting of steam in the evaporimeter like this, the vapour of evaporimeter can reduce, evaporation energy descends, finally cause steam consumption quantity excessive, also increased energy consumption.
3, the bottom raw water of each evaporimeter all entered the top of lower effective evaporator again after prior art equipment was confessed one's crime and imitated by conveyance conduit, it is longer that the raw water connecting line of each single-effect evaporator and each evaporimeter indirect steam enter down the connecting line exposed part of imitating, be subject to the influence of ambient temperature, equipment must discharge and lose certain heat energy, cause the waste of the energy, also cause simultaneously the temperature of equipment room to raise, the electrical equipment of equipment and operating personnel's working environment are produced unfavorable factor.
4, condensed water and the steam that each evaporimeter compiles after first the effect is distilled water, all needs to collect by condenser cooling.The condenser of prior art equipment must dispose independent cooling water recirculation system in addition, coagulate water and steam cooling with the cleaning distillation that the temperature of giving each single-effect evaporator output is higher, to accelerate the condensation of distilled water, so just need to dispose in addition again the equipment that the pump group matches, production, the manufacturing cost of equipment have not only been strengthened, and slatterned the waste heat that evaporimeter produces, also wasted huge cooling water source, also directly caused the device structure complexity, energy consumption strengthens, thereby has finally caused the increase of distilled water production cost.
Summary of the invention
The objective of the invention is to overcome above-mentioned deficiency of the prior art, provide a kind of waste heat that can make full use of evaporimeter in the equipment, the temperature when improving raw water and enter evaporimeter with this to the raw water preheating; Also utilize the raw water heating time need take away a large amount of heats simultaneously, thereby, coagulate the condensation that distilled water is accelerated in water or vapour cooling to give distillation as the cooling water of condenser and preheater; Adopt and rise membrane type cloth water-bound from bottom to top, can realize complete, water distribution uniformity, increase substantially the yield of distilled water with this to each tubulation, and simple and compact for structure, production cost is low, can increase substantially two distillation type multi-effect water distillators of distilled water yield.
The present invention is achieved by the following technical solutions:
Be a kind of pair of distillation type multi-effect water distillator, comprise each single-effect evaporator and the duct coupling that matches, valve and the condenser that connect successively, it is characterized in that each single-effect evaporator is divided into two sections, epimere is a carbonated drink segregation section 20, hypomere is an evaporator section 22, wherein the air intake 34 of first evaporator evaporator section 20 settings connects Industrial Boiler vapour sources, coagulates the mouth of a river 27 and connects preheaters 1; Carbonated drink segregation section bottom sets out steam pipe 35, and the evaporator section air intake 34 of steam outlet pipe 35 and lower effective evaporator links, following imitate and the mouth of a river 27 of coagulating of follow-up each single-effect evaporator links by pipeline 9 and condenser 3; The raw material condensed water floss hole 30 of first evaporator and raw water import 31 UNICOMs of lower effective evaporator, follow-up each single-effect evaporator is UNICOM successively, and raw material condensed water floss hole 15 is set on last evaporator; Raw material water inlet pipe 14 links with the water inlet 31 of first evaporator behind condenser 3 condenser pipes and preheater 1 again.
Logical vapour conduit 25 tops in the described evaporator section 22 are higher than the upper surface of each tubulation 23 upper end tube sheet 21, or with the upper surface of each tubulation 23 upper end tube sheet 21 at grade.
In addition, for making each tubulation 23 water distribution uniformity of falling liquid film section in the evaporator section, can above the tube sheet 21 of falling liquid film section tubulation upper end, the water distributing plate 36 that all plants the water through hole be set; For strengthening the pre-heat effect of raw water, the preheater 11 of isolating mutually with it also can be set on the jet chimney 10 of last evaporator, and raw material water inlet pipe 14 and preheater 11 UNICOMs.
The present invention has made full use of two way of distillations of " rising embrane method " and " falling liquid film method " raw water has been carried out carburation by evaporation.At first, each single-effect evaporator enters raw water and rises the membrane portions tubulation and carry out climbing-film evaporation, make that raw water is to rise simultaneously at same horizontal plane, so just can guarantee corresponding each tubulation water distribution fully uniformly, raw water is in the process that tubulation rises, the high more vaporization effect of the temperature of more upwards walking is good more, so can utilize the heat of steam fully, both distilled water was many more for the water that coagulates that also heat energy that indirect steam consumed is become simultaneously, the vaporization effect of raw water is greatly improved, the steam water interface that forms in the evaporation process that " rises embrane method " simultaneously carries out " falling liquid film method " evaporation, periodic duty and so forth downwards along falling liquid film part tubulation again.Such evaporation process makes heat energy utilization rate height, raw water carburation by evaporation abundant, thereby has improved the productive rate of distilled water goods.
Heating fully absorbs waste heat the heat energy that the present invention also can make full use of end effect secondary steam to raw water, water is coagulated in the high temperature distillation that promptly utilizes each effect to compile and steam enters the condenser shell side, condenser tube side UNICOM raw water water inlet pipe 14, the be condensed heat of device 3 shell sides of raw water preheats, when being heated, raw water takes away heat, so again as the cooling water source of condenser 3; In feed water stream during through preheater 1, also utilize hot industry steam forms in the first evaporator high temperature to coagulate the heat of water, preheated once more, thereby absorbed the heat energy that should directly discharge.Because the present invention can be installed preheater additional on head or last evaporator steam-water pipe, utilize the waste heat of evaporimeter to preheat to raw water is multistage, with this preheater and thermal source that substitutes each single-effect evaporator difference separate configurations in the prior art, device structure is simplified greatly.In addition because raw material coagulates the top that water does not need to be transported to by pipeline evaporimeter again, shortened the long exposed part of various connecting lines between each single-effect evaporator greatly, also reduced scattering and disappearing of heat, the present invention has not only made full use of the waste heat of equipment thus, improve the productive rate of distilled water, but also save the other respectively preheater that disposes of evaporimeter of prior art products, and the cooling circulating water device of condenser, simplify the structure of equipment, reduced the manufacturing cost of equipment.
Description of drawings
Below in conjunction with accompanying drawing the present invention is described in further detail:
Fig. 1: mounting structure example structure schematic diagram of the present invention.
Fig. 2: evaporimeter embodiment 1 structural representation.
Fig. 3: evaporimeter embodiment 2 structural representations.
The specific embodiment
The present invention installs standby as shown in Figure 1.
Before use, earlier steam inlet pipe 18 is connected with the vapour source, raw material water pipe 15 connects with the water source by pump and valve, and in a usual manner electric apparatus control apparatus is installed.
In use, reach evaporator section 22 air intakes 34 that link with it by steam inlet pipe 18, throw the hot industry Boiler Steam into for the evaporation cavity 24 of the evaporator section 22 of first evaporator 4, the steam of high temperature is given each tubulation 23 heat temperature raising in the evaporator section 22 soon, the water inlet 31 of raw water through rising film water chamber 32 enters into hydroecium simultaneously, and fill with fast and rise film water chamber 32, because of water is to rise simultaneously at same horizontal plane, so just fast, rise along each tubulation 23 uniformly, and along with fast rise is heated by high temperature, so that by high speed carburetion, raw water after the vaporization is fast uplink always, carry the raw water that is not vaporized fully secretly and entering into carbonated drink segregation section 20, water in carbonated drink segregation section 20, after vapour separates, clean high temperature, high steam enters into lower effective evaporator along venthole 35 and supporting conduit 5 thereof, enters evaporation cavity 24 through evaporator section 22 air intakes 34; Condensed lustration raw material water is just descending at each tubulation 23 of high pressure and deadweight effect lower edge falling liquid film section, enters into falling liquid film hydroecium 29, and discharges along outlet pipe 30; The Boiler Steam water of imitating condensation in evaporator section 22 evaporation cavities 24 at head is just discharged from the delivery port 27 of this section, enter in the preheater 1 by pipeline 2, give the heating of the raw water in the raw material water pipe 14 that from preheater 1, passes, put hot condensed Boiler Steam water through preheater 1 and emit from floss hole 19.Logical vapour conduit 25 is because of making falling liquid film hydroecium 29 and carbonated drink segregation section 20 mutual UNICOMs, so guaranteed that falling liquid film hydroecium 29 is relatively stable with the pressure in the carbonated drink segregation section 20, thereby for the lower effective evaporator that links with it provides constant steam pressure, guaranteed the stability of lower effective evaporator work, and the like, guaranteed the stability of follow-up each evaporator operation; The delivery port 27 of each single-effect evaporator 4 evaporator section 22 that cause is imitated down and is connected in series later on is UNICOMs respectively, so just enter condenser 3 shell sides by pipeline 16,9 respectively, here pipeline 16,9 can connect respectively, also can merge into one; Meanwhile the clean steam of last evaporator also enters into the same shell side of condenser 3 by pipeline 10, is lowered the temperature in condenser 3; For making full use of the waste heat of last evaporator high-temperature steam, also can be on jet chimney 10 suit preheater 11, so that raw water enters condenser 3 through pipeline 14 successively, preheater 11,1 by multistage preheating, the tube side that raw water pipeline 14 connects in condenser 3 can be processed into coil pipe 8 structures, to increase the heat exchange effect of raw water, raw water is when being preheated, to high-temperature steam temperature has been fallen also, accelerated the condensation of distilled water, what last raw water imitated through head that the preheater 1 that coagulates suit on the water pipe 2 entered first evaporator after the heating once more rises film water chamber 32, rises in the film tubulation 23 in each of evaporator section 22 to be vaporized.Clean distilled water after being cooled in condenser 3 is discharged and is collected by discharge tube 6 or 7, because the raw material condensed water floss hole 30 of first evaporator and raw water import 31 UNICOMs of lower effective evaporator, follow-up each single-effect evaporator is UNICOM successively, so floss hole 15 dischargings by last evaporator behind pipeline 17 of each raw material water-setting water of imitating are collected.Just finish a complete working cycles thus, like this continuously circulation, just production distilled water that can be continuous as required.
Logical vapour conduit 25 tops in the evaporator section 22 can be higher than the upper surface of tubulation upper end tube sheet 2; Also can with the upper surface of tubulation upper end tube sheet 2 at grade.In addition, for making each tubulation 23 water distribution uniformity of falling liquid film section in the evaporator section 22, the water distributing plate 36 that all plants the water through hole can be set above the tube sheet 21 of falling liquid film section tubulation 23 upper end.
Because the present invention has made full use of the thermal source of the waste heat of distilled water and vapour in each evaporimeter as the raw water preheating, save each evaporimeter of prior art products and need distinguish preheater and the thermal source that disposes separately, simplified device structure, simultaneously, the pipeline of each single-effect evaporator only needs from the middle part and the bottom connects, duct coupling is short, thereby has reduced because of the exposed long heat that causes of pipeline scatters and disappears, and has also reduced the manufacturing cost of equipment; Raw water simultaneously as the cooling water of condenser, has been save the cooling water circulating devices such as pump group of condenser arrangement when flowing through condenser, the pipe of the cooling water of condenser 3 turnover here 12,13 only needs to get final product as standby, under normal circumstances can not use.The dividing plate 26 of evaporimeter also can will rise film water chamber 32 and falling liquid film hydroecium 29 is divided into structure as shown in Figure 3 in addition; Preheater 11 and 1 can install use simultaneously additional, also can install use respectively separately additional.
The present invention can make full use of the waste heat that equipment self produces, improve the utilization rate of heat and the yield of distilled water, and the other respectively preheater that disposes of the evaporimeter that can save prior art products, and the cooling circulating water device of condenser, so make the compactness simple for structure of equipment, reduce production, the manufacturing cost of equipment greatly.
Claims (6)
1, a kind of pair of distillation type multi-effect water distillator, comprise each single-effect evaporator and the duct coupling that matches, valve and the condenser that connect successively, it is characterized in that each single-effect evaporator is divided into two sections, epimere is carbonated drink segregation section (20), hypomere is evaporator section (22), wherein the air intake (34) of first evaporator evaporator section (20) setting connects Industrial Boiler vapour source, coagulates the mouth of a river (27) and connects preheater (1); Carbonated drink segregation section bottom sets out steam pipe (35), and the evaporator section air intake (34) of steam outlet pipe (35) and lower effective evaporator links, following imitate and the mouth of a river (27) of coagulating of follow-up each single-effect evaporator links by pipeline (9) and condenser (3); Raw water import (31) UNICOM of the raw material condensed water floss hole (30) of first evaporator and lower effective evaporator, follow-up each single-effect evaporator is UNICOM successively, and raw material condensed water floss hole (15) is set on last evaporator; Raw material water inlet pipe (14) links with the water inlet (31) of first evaporator behind condenser (3) condenser pipe and preheater (1) again.
2, according to claim 1 pair of distillation type multi-effect water distillator, it is characterized in that evaporator section (22) bottom of described evaporimeter is provided with the hydroecium section (28) of sealing, each tubulation (23) that evaporator section (22) is provided with links hydroecium section (28) and carbonated drink segregation section (20), constitute the evaporation cavity (24) of sealing between the tube sheet (21) at each tubulation two ends of evaporator section (22), (33), the bottom of this evaporation cavity (24) is provided with coagulates the mouth of a river (27), and top is provided with air intake (34); Also be provided with in the hydroecium section (28) simultaneously hydroecium section (28) is divided into separate film water chamber (32), the two-part dividing plate of falling liquid film hydroecium (29) (26) of rising, each tubulation of its top evaporator section is also corresponding to be separated into separate two groups, and the logical vapour conduit (25) of diameter greater than tubulation diameter and perforation hydroecium section (28) and carbonated drink segregation section (20) is set between the falling liquid film tubulation (23) of evaporator section (22), falling liquid film hydroecium (29) bottom is provided with raw water condensed water outlet (30).
3, according to claim 1 pair of distillation type multi-effect water distillator is characterized in that the jet chimney (10) at last evaporator is gone up the preheater (11) that setting is isolated with it mutually, and raw material water inlet pipe (14) and preheater (11) UNICOM.
4, according to claim 2 pair of distillation type multi-effect water distillator, the upper surface that it is characterized in that tube sheet (21) on logical vapour conduit (25) top and each tubulation (23) in the evaporator section (22) at grade.
5, according to claim 2 pair of distillation type multi-effect water distillator is characterized in that logical vapour conduit (25) top in the evaporator section (22) is higher than the upper surface of each tubulation (23) upper end tube sheet (21).
6, according to claim 2 pair of distillation type multi-effect water distillator is characterized in that tube sheet (21) top of falling liquid film each tubulation of part (23) upper end of the interior vaporization chamber of evaporator section (22) (24) is provided with the water distributing plate (36) that all plants the water through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200410024082XA CN100404095C (en) | 2004-05-10 | 2004-05-10 | Double distillation type multiple-effect distilled water machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200410024082XA CN100404095C (en) | 2004-05-10 | 2004-05-10 | Double distillation type multiple-effect distilled water machine |
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| Publication Number | Publication Date |
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| CN1569300A true CN1569300A (en) | 2005-01-26 |
| CN100404095C CN100404095C (en) | 2008-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB200410024082XA Expired - Fee Related CN100404095C (en) | 2004-05-10 | 2004-05-10 | Double distillation type multiple-effect distilled water machine |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102294126A (en) * | 2010-06-22 | 2011-12-28 | 黄秉钧 | diffusion type multiple-effect distillation system |
| CN102515296A (en) * | 2011-12-30 | 2012-06-27 | 河北巴瑞斯科技发展有限公司 | Film-rising evaporation device |
| CN102698450A (en) * | 2012-05-25 | 2012-10-03 | 南京化工特种设备检验检测研究所 | Two-stage falling-climbing film evaporator |
| US8289219B2 (en) | 2007-05-02 | 2012-10-16 | Nokia Corporation | Antenna arrangement |
| CN102976538A (en) * | 2011-09-05 | 2013-03-20 | 淄博华周制药设备有限公司 | Rising film and falling film multi-effect distilled water machine |
| CN104014143A (en) * | 2014-05-30 | 2014-09-03 | 江苏嘉泰蒸发结晶设备有限公司 | Multiple-effect evaporation system steam condensation water heat energy reutilizationoun device |
| CN106608663A (en) * | 2016-10-17 | 2017-05-03 | 湘潭大学 | Electric multi-effect water distiller |
| CN108895726A (en) * | 2018-07-26 | 2018-11-27 | 四川辉腾智汇机电工程有限公司 | A kind of high-efficient double-side phase-change heat-exchanger |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2065191U (en) * | 1990-01-25 | 1990-11-07 | 常熟市医疗制药机械厂 | Efficient high-purity distilled water machine |
| CN1046723A (en) * | 1990-05-11 | 1990-11-07 | 董正耀 | Efficient distilled water production technique and device |
| CN2475723Y (en) * | 2001-03-24 | 2002-02-06 | 皮耀青 | Distilled water machine |
| CN2730453Y (en) * | 2004-05-10 | 2005-10-05 | 淄博华周制药设备有限公司 | Double distillation type multi-functional distilled water apparatus |
-
2004
- 2004-05-10 CN CNB200410024082XA patent/CN100404095C/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8289219B2 (en) | 2007-05-02 | 2012-10-16 | Nokia Corporation | Antenna arrangement |
| CN102294126A (en) * | 2010-06-22 | 2011-12-28 | 黄秉钧 | diffusion type multiple-effect distillation system |
| CN102294126B (en) * | 2010-06-22 | 2013-07-03 | 黄秉钧 | Diffusion type multiple-effect distillation system |
| CN102976538A (en) * | 2011-09-05 | 2013-03-20 | 淄博华周制药设备有限公司 | Rising film and falling film multi-effect distilled water machine |
| CN102515296A (en) * | 2011-12-30 | 2012-06-27 | 河北巴瑞斯科技发展有限公司 | Film-rising evaporation device |
| CN102698450A (en) * | 2012-05-25 | 2012-10-03 | 南京化工特种设备检验检测研究所 | Two-stage falling-climbing film evaporator |
| CN104014143A (en) * | 2014-05-30 | 2014-09-03 | 江苏嘉泰蒸发结晶设备有限公司 | Multiple-effect evaporation system steam condensation water heat energy reutilizationoun device |
| CN106608663A (en) * | 2016-10-17 | 2017-05-03 | 湘潭大学 | Electric multi-effect water distiller |
| CN108895726A (en) * | 2018-07-26 | 2018-11-27 | 四川辉腾智汇机电工程有限公司 | A kind of high-efficient double-side phase-change heat-exchanger |
| CN108895726B (en) * | 2018-07-26 | 2023-10-10 | 四川辉腾智汇机电工程有限公司 | Efficient double-side phase change heat exchanger |
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| CN100404095C (en) | 2008-07-23 |
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