CN201727974U - Split type evaporator - Google Patents
Split type evaporator Download PDFInfo
- Publication number
- CN201727974U CN201727974U CN2010202129692U CN201020212969U CN201727974U CN 201727974 U CN201727974 U CN 201727974U CN 2010202129692 U CN2010202129692 U CN 2010202129692U CN 201020212969 U CN201020212969 U CN 201020212969U CN 201727974 U CN201727974 U CN 201727974U
- Authority
- CN
- China
- Prior art keywords
- evaporator
- film heater
- evaporating
- space
- evaporating tank
- 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 - Lifetime
Links
- 238000001704 evaporation Methods 0.000 claims abstract description 35
- 239000011552 falling film Substances 0.000 claims abstract description 32
- 230000008676 import Effects 0.000 claims description 7
- 230000008020 evaporation Effects 0.000 abstract description 15
- 239000000203 mixture Substances 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 abstract description 2
- 239000011550 stock solution Substances 0.000 abstract 1
- 239000003513 alkali Substances 0.000 description 17
- 208000018672 Dilatation Diseases 0.000 description 6
- 238000009835 boiling Methods 0.000 description 6
- 230000006837 decompression Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 239000006260 foam Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 239000008258 liquid foam Substances 0.000 description 3
- 238000007701 flash-distillation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002585 base Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model discloses a split type evaporator which comprises a tubular falling film heater, a stock solution inlet is arranged at the upper end of the tubular falling film heater, the lower end of the tubular falling film heater is connected with an evaporating tank by a connecting pipe, a secondary steam outlet is arranged at the upper end of the evaporating tank, a demister is arranged in the evaporating tank, an evaporated liquor outlet is arranged on the bottom of the evaporating tank, the demister divides the evaporating tank into an upper space and a lower space, the lower evaporating space is connected with the lower end of the tubular falling film heater by a connecting pipe, and the upper channel space is communicated with the secondary steam outlet. The split type evaporator has the following advantages: the tubular falling film heater and the evaporating tank are arranged separately, and the evaporating tank is not internally provided with a clapboard, thus enabling the steam-liquid mixture entering the evaporating tank to be dilated and decompressed, and enabling the evaporating space for further evaporation and the channel space for secondary steam outflow to be larger relatively; therefore, the evaporating effect in the evaporating tank and the demisting effect of secondary steam are both extremely ideal.
Description
Technical field
The utility model relates to a kind of evaporimeter, relates in particular to a kind of split-type evaporator.
Background technology
Evaporimeter is made up of the two large divisions, and the one, the tube type falling-film heater, its main effect is the medium that heating needs evaporation, makes the temperature of medium reach boiling point and produce evaporation; The 2nd, evaporator, its main effect has two: (1) is that the solution that makes the tube type falling-film heater come out to reach boiling point enters and produces dilatation, decompression behind the evaporator and further violent evaporation, (2) be to carry out vapor-liquid separation, remove the liquid foam of carrying secretly in the indirect steam, not only guaranteed the cleaning of indirect steam but also reduced the loss of effective ingredient.The course of work of evaporimeter is: be evaporated to example with alkali, the alkali lye of being sent here by alkali pump at first is to enter into the tube type falling-film heater, alkali lye inner surface of each root heat exchanger tube in the tube type falling-film heater is membranaceous flowing downward uniformly, alkali lye in flow process and the heating steam of tube side carry out strong heat exchange and obtain rapid temperature raising and reach boiling point and produce evaporation, at this moment the heat exchanger tube center has been full of indirect steam, it can drive the membranaceous alkali lye of inside pipe wall and flow downward at high speed, come out to enter in the evaporator from the tube type falling-film heater base together, the dilatation in evaporator of the alkali lye of boiling point state, decompression and further produce violent evaporation, the indirect steam that evaporator produces is discharged from the indirect steam outlet after removing the liquid foam by the top demister, and the alkali lye after the flash distillation is discharged from the evaporated liquor outlet of evaporator bottom.
As shown in Figure 1, traditional alkali evaporator is an integral structure, its structure mainly comprises: evaporator 1 and the tube type falling-film heater 2 that is arranged on the evaporator 1, be provided with stoste import 3 in the upper end of tube type falling-film heater 2, be respectively arranged with dividing plate 4 and demister 5 in the inside of evaporator 1, dividing plate 4 and demister 5 are divided into two spaces with evaporator, one of them evaporating space and tube type falling-film heater 2 are interconnected, bottom at evaporating space just is provided with evaporated liquor outlet 6 in the bottom of evaporator 1, and the evaporimeter of another channel space is provided with indirect steam outlet 7.The integral type evaporimeter of said structure produces dilatation, decompression in the evaporator and further the evaporating space of evaporation is all relative less with the channel space that indirect steam flows out, so the foam removal effect of evaporation effect and indirect steam is not too desirable in evaporator.
The utility model content
Technical problem to be solved in the utility model is: provide a kind of evaporation effect and foam removal effect all very desirable split-type evaporator.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: split-type evaporator, comprise: the tube type falling-film heater, be provided with the stoste import in the upper end of tube type falling-film heater, the lower end of described tube type falling-film heater is connected with evaporator by tube connector, be provided with the indirect steam outlet in the upper end of evaporator, inside at evaporator is provided with demister, be provided with the evaporated liquor outlet in the bottom of evaporator, demister is divided into two spaces up and down with evaporator, following evaporating space is connected by the lower end of tube connector with the tube type falling-film heater, and top channel space is connected with the indirect steam outlet.
The utility model has the advantages that: the split-type evaporator of this structure, tube type falling-film heater and evaporator branch are arranged, dividing plate is not set in evaporator, further the channel space that flows out of the evaporating space of evaporation and indirect steam is all relatively large so that enter that the liquid-vapor mixture of evaporator produces dilatation, decompression, so the foam removal effect of evaporation effect and indirect steam is all very desirable in evaporator.
Description of drawings
Fig. 1 is the structural representation of integral type evaporimeter in the background technology.
Fig. 2 is the structural representation of the utility model split-type evaporator.
Among the figure: 1, evaporator, 2, the tube type falling-film heater, 3, the stoste import, 4, dividing plate, 5, demister, 6, the evaporated liquor outlet, 7, indirect steam outlet, 8, tube type falling-film heater, 9, the stoste import, 10, tube connector, 11, evaporator, 12, indirect steam outlet, 13, demister, 14, the evaporated liquor outlet.
The specific embodiment
Describe particular content of the present utility model in detail below in conjunction with the drawings and specific embodiments.
As shown in Figure 2, split-type evaporator, comprise: tube type falling-film heater 8, be provided with stoste import 9 in the upper end of tube type falling-film heater 8, the lower end of described tube type falling-film heater 8 is connected with evaporator 11 by tube connector 10, be provided with indirect steam outlet 12 in the upper end of evaporator 11, be provided with demister 13 in the inside of evaporator 11, be provided with evaporated liquor outlet 14 in the bottom of evaporator 11, demister 13 is divided into two spaces up and down with evaporator 11, following evaporating space is connected by the lower end of tube connector 10 with tube type falling-film heater 8, and top channel space is connected with indirect steam outlet 12.
In 20 ton of 50 alkali vaporization station, use above-mentioned split-type evaporator, during use, carry the alkali lye of coming to enter into tube type falling-film heater 8 by alkali pump by stoste import 9, alkali lye is membranaceous flowing downward uniformly along the inner surface of tube type falling-film heater 8 interior each root heat exchanger tube, alkali lye in flow process and the heating steam of tube side carry out strong heat exchange and obtain rapid temperature raising and reach boiling point and produce evaporation, at this moment the heat exchanger tube center has been full of indirect steam, it can drive the membranaceous alkali lye of inside pipe wall and flow downward at high speed, come out to enter in the evaporator 11 from tube type falling-film heater 8 bottoms together by tube connector 10, the alkali lye of boiling point state is in 11 li dilatations of evaporator, decompression and further produce violent evaporation, the indirect steam that evaporator 11 produces is discharged from the indirect steam outlet 12 of evaporator 11 upper ends after removing the liquid foam by the demister 13 on top, and the alkali lye after the flash distillation is discharged from the evaporated liquor outlet 14 of evaporator 11 bottoms.
The split-type evaporator of said structure, tube type falling-film heater 8 and evaporator were arranged in 11 minutes, dividing plate is not set in evaporator 11, further the channel space that flows out of the evaporating space of evaporation and indirect steam is all relatively large so that enter that the liquid-vapor mixture of evaporator 11 produces dilatation, decompression, so the foam removal effect of evaporation effect and indirect steam is all very desirable in evaporator 11.
The foregoing description is only for the usefulness that the utility model is described; and be not to be to restriction of the present utility model; the those of ordinary skill in relevant technologies field; under the situation that does not break away from the utility model spirit and scope; can also make various variations and modification, so all technical schemes that are equal to also should belong to protection category of the present utility model.
Claims (1)
1. split-type evaporator, comprise: tube type falling-film heater (8), be provided with stoste import (9) in the upper end of tube type falling-film heater (8), it is characterized in that: the lower end of described tube type falling-film heater (8) is connected with evaporator (11) by tube connector (10), be provided with indirect steam outlet (12) in the upper end of evaporator (11), be provided with demister (13) in the inside of evaporator (11), be provided with evaporated liquor outlet (14) in the bottom of evaporator (11), demister (13) is divided into two spaces up and down with evaporator (11), following evaporating space is connected by the lower end of tube connector (10) with tube type falling-film heater (8), and top channel space is connected with indirect steam outlet (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202129692U CN201727974U (en) | 2010-05-31 | 2010-05-31 | Split type evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202129692U CN201727974U (en) | 2010-05-31 | 2010-05-31 | Split type evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201727974U true CN201727974U (en) | 2011-02-02 |
Family
ID=43519132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202129692U Expired - Lifetime CN201727974U (en) | 2010-05-31 | 2010-05-31 | Split type evaporator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201727974U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101874928A (en) * | 2010-05-31 | 2010-11-03 | 张家港化工机械股份有限公司 | Split-type evaporator |
-
2010
- 2010-05-31 CN CN2010202129692U patent/CN201727974U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101874928A (en) * | 2010-05-31 | 2010-11-03 | 张家港化工机械股份有限公司 | Split-type evaporator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SUZHOU TIANWO TECHNOLOGY CO., LTD. Free format text: FORMER NAME: ZHANGJIAGANG CHEMICAL MACHINERY CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: Suzhou City, Jiangsu province 215633 gold town Zhangjiagang city after Cheng Cheng Yang Lu Patentee after: Suzhou Tian Wo Science and Technology Co., Ltd. Address before: 215631 Jiangsu province Zhangjiagang City gold town after Cheng Cheng Yang Lu Patentee before: Zhangjiagang Chamical Machinery Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170828 Address after: 215632, Linjiang Road, Changshan village, Nansha Town, Zhangjiagang, Jiangsu, Suzhou 1, China Patentee after: Chang Hua machine (Suzhou) heavy equipment Co., Ltd. Address before: Suzhou City, Jiangsu province 215633 gold town Zhangjiagang city after Cheng Cheng Yang Lu Patentee before: Suzhou Tian Wo Science and Technology Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110202 |