CN201299978Y - Capacity-expansion evaporator - Google Patents
Capacity-expansion evaporator Download PDFInfo
- Publication number
- CN201299978Y CN201299978Y CNU2008200376132U CN200820037613U CN201299978Y CN 201299978 Y CN201299978 Y CN 201299978Y CN U2008200376132 U CNU2008200376132 U CN U2008200376132U CN 200820037613 U CN200820037613 U CN 200820037613U CN 201299978 Y CN201299978 Y CN 201299978Y
- Authority
- CN
- China
- Prior art keywords
- condensation
- evaporation
- condensed water
- evaporative condenser
- condenser unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 59
- 238000009833 condensation Methods 0.000 claims abstract description 39
- 230000005494 condensation Effects 0.000 claims abstract description 39
- 238000001704 evaporation Methods 0.000 claims abstract description 24
- 230000008020 evaporation Effects 0.000 claims abstract description 23
- 238000009834 vaporization Methods 0.000 claims description 21
- 230000008016 vaporization Effects 0.000 claims description 21
- 238000009835 boiling Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 239000013505 freshwater Substances 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 239000002351 wastewater Substances 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 20
- 230000006837 decompression Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The utility model relates to a device used for separating water from solution, in particular to a capacity-expansion evaporator used in the techniques such as freshwater production, solution concentration, comprehensive treatment of waste water and the like. The capacity-expansion evaporator comprises multi-level evaporation and condensation units; an evaporation room is arranged at the lower part of the evaporation and condensation unit; a condensation room is arranged at the upper part of the evaporation and condensation unit; a condensation tank is arranged at the bottom part of the condensation room; a solution feed pump is arranged outside the evaporation and condensation unit, and the drainage pipe of the solution feed pump extends into the evaporation room of the first-level evaporation and condensation unit; the evaporation room of the first-level evaporation and condensation unit is provided with a solution outlet extending to a first circulation pump; the drainage pipe of the first circulation pump penetrates through the condensation rooms of part or all of the evaporation and condensation units and then enters a heating device; the drainage pipe of the heating device is led into the evaporation room of the last-level evaporation and condensation unit; and the first-level evaporation and condensation unit is communicated with the external negative-pressure environment. The device has the advantages of reasonable structure, high energy utilization and good evaporation and concentration effects.
Description
Technical field
The utility model relates to a kind of being used for from the equipment of solution sharing water, specifically is the flash-boiling evaporators that uses in the technologies such as integrated treatment of dense place, waste water of a kind of manufacturing at fresh water, solution.
Background technology
In the equipment such as integrated treatment of the dense place of the manufacturing of some fresh water, solution, waste water, often need solution heating evaporation with low concentration, in order to the moisture in the solution from coming out, and then obtain the solution of high concentration or pure water.For example the alkali lye of employed high concentration becomes the spent lye of low concentration after being used to complete in dyeing process, for spent lye all is that the mode that adopts dealkalize to purify the back discharging is handled traditionally, such processing mode not only causes the waste at raw material, and still can cause the pollution of environment.
Summary of the invention
Technical problem to be solved in the utility model is, provide a kind of rational in infrastructure, energy utilization rate is high, evaporation and the good flash-boiling evaporators of concentrated effect.
Flash-boiling evaporators of the present utility model includes the multistage evaporation condensing unit, and the bottom of evaporative condenser unit is a vaporization chamber, is connected in series successively by choke valve between the vaporization chamber of evaporative condensers at different levels unit; The top of evaporative condenser unit is condensation chamber, the condensation-water drain that the condensate draining of condensation chamber bottom connects step by step and finally leads to the outside in the setting of place, first order evaporative condenser unit; Outer setting in the evaporative condenser unit has the solution feed pump that is used for extracting pending weak solution, and the drain pipe of solution feed pump passes in the vaporization chamber of first order evaporative condenser unit; The vaporization chamber of first order evaporative condenser unit is provided with the taphole that leads to first circulating pump, the drain pipe of first circulating pump enters a heater after passing the condensation chamber of part or all of evaporative condenser unit, and the drain pipe of heater feeds the vaporization chamber of afterbody evaporative condenser unit; Communicating of first order evaporative condenser unit with outside negative pressure environment.
Described heater is a steam heater.
First order evaporative condenser unit communicates with outside negative pressure environment by condensation-water drain, and described outside negative pressure environment is a condensed water collecting chamber, and the outlet pipe of condensed water collecting chamber bottom leads to a condensation water tank through the condensed water collecting pump; The upper opening of condensed water collecting chamber communicates with a condensed water playpipe, the jet of condensed water playpipe lower end is aimed at the condensation water tank of below, the condensed water outlet pipe of condensation water tank leads to the inlet of condensed water playpipe upper end through a condensed water circulating pump, the injection that circulates by condensed water forms negative pressure in the condensed water collecting chamber.
The utility model by hot solution in evaporation cavity step by step decompression and expansion realize the evaporation of moisture content, make the steam that rises to the condensation chamber from vaporization chamber carry out heat exchange with the pipeline of carrying cold soln, utilize steam waste heat that the solution that does not enter heater is carried out preheating on the one hand, utilize cold soln to make the steaming condensation on the other hand as cooling medium, thereby improved the utilization ratio of heat energy greatly, guaranteed evaporation and concentrated effect.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
The specific embodiment
The each several part mark is as follows in the accompanying drawing: evaporative condenser unit 01, vaporization chamber 011, condensation chamber 012, condensate draining 013, condensation-water drain 014, choke valve 015, solution feed pump 02, first circulating pump 03, the drain pipe 031 of first circulating pump, heater 04, condensed water collecting chamber 05, condensed water collecting pump 06, condensation water tank 07, condensed water playpipe 08, jet 081, condensed water circulating pump 09.
As shown in the figure, this flash-boiling evaporators includes multistage evaporation condensing unit 01, and the bottom of evaporative condenser unit is a vaporization chamber 011, is connected in series successively by choke valve between the vaporization chamber 011 of evaporative condensers at different levels unit; The top of evaporative condenser unit is condensation chamber 012, and condensate draining 013 is arranged at the condensation chamber bottom; Outer setting in the evaporative condenser unit has the heater 04 that is used for extracting the solution feed pump 02 of pending weak solution and is used for heated solution; First order evaporative condenser unit communicates with subnormal ambient.
In the course of work, solution feed pump is delivered to weak solution in the vaporization chamber 011 of first order evaporative condenser unit.The weak solution of being sent by first order vaporization chamber enters first circulating pump 03, the drain pipe 031 of first circulating pump enters its condensation chamber from third level evaporative condenser unit, and enter heater 04 (steam heater) after passing third level condensation chamber condensation chambers at different levels afterwards successively, enter its vaporization chamber through the solution after the heater heating from afterbody evaporative condenser unit, in the vaporization chambers at different levels before entering step by step by the choke valve between each vaporization chamber again, in this process, because vaporization chamber 011 pressure reduces step by step, so solution has a decompression and expansion evaporating course step by step.The steam that vaporization chamber 011 evaporation produces rises and enters the condensation chamber 012 on top, and steam carries out heat exchange with the pipeline of carrying cold soln and is condensed in condensation chamber, and condensed water compiles in condensate draining 013 and sent by condensation-water drain 014.
First order evaporative condenser unit communicates with outside negative pressure environment by condensation-water drain 014, and this subnormal ambient is a condensed water collecting chamber 05, collects in condensed water collecting chamber bottom condensate water and pumps into condensation water tank 07 by condensed water collecting pump 06; The upper opening of condensed water collecting chamber communicates with a condensed water playpipe 08, the jet 081 of condensed water playpipe lower end is aimed at the condensation water tank 07 of below, condensed water in the condensation water tank is by the inlet of condensed water circulating pump 09 pump to condensed water playpipe upper end, realize circulating and spraying of condensed water, by the injection that circulates of condensed water, with condensed water collecting chamber 05 that the condensed water playpipe communicates in form negative pressure.
Claims (3)
1, a kind of flash-boiling evaporators is characterized in that: it includes multistage evaporation condensing unit (01), and the bottom of evaporative condenser unit is vaporization chamber (011), is connected in series successively by choke valve between the vaporization chamber of evaporative condensers at different levels unit; The top of evaporative condenser unit is condensation chamber (012), the condensation-water drain (014) that the condensate draining (013) of condensation chamber bottom connects step by step and finally leads to the outside in the setting of place, first order evaporative condenser unit; Outer setting in the evaporative condenser unit has the solution feed pump (02) that is used for extracting pending weak solution, and the drain pipe of solution feed pump passes in the vaporization chamber (011) of first order evaporative condenser unit; The vaporization chamber of first order evaporative condenser unit is provided with the taphole that leads to first circulating pump (03), the drain pipe of first circulating pump (031) enters a heater (04) after passing the condensation chamber (012) of part or all of evaporative condenser unit, and the drain pipe of heater feeds the vaporization chamber (011) of afterbody evaporative condenser unit; Communicating of first order evaporative condenser unit with outside negative pressure environment.
2, flash-boiling evaporators according to claim 1 is characterized in that: described heater (04) is a steam heater.
3, flash-boiling evaporators according to claim 1 and 2, it is characterized in that: first order evaporative condenser unit communicates with outside negative pressure environment by condensation-water drain (014), described outside negative pressure environment is a condensed water collecting chamber (05), and the outlet pipe of condensed water collecting chamber bottom leads to a condensation water tank (07) through condensed water collecting pump (06); The upper opening of condensed water collecting chamber communicates with a condensed water playpipe (08), the jet (081) of condensed water playpipe lower end is aimed at the condensation water tank of below, and the condensed water outlet pipe of condensation water tank leads to the inlet of condensed water playpipe (08) upper end through a condensed water circulating pump (09).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200376132U CN201299978Y (en) | 2008-06-26 | 2008-06-26 | Capacity-expansion evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200376132U CN201299978Y (en) | 2008-06-26 | 2008-06-26 | Capacity-expansion evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201299978Y true CN201299978Y (en) | 2009-09-02 |
Family
ID=41083596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200376132U Expired - Fee Related CN201299978Y (en) | 2008-06-26 | 2008-06-26 | Capacity-expansion evaporator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201299978Y (en) |
-
2008
- 2008-06-26 CN CNU2008200376132U patent/CN201299978Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090902 Termination date: 20110626 |