CN201441828U - Multi-purpose falling film separator - Google Patents
Multi-purpose falling film separator Download PDFInfo
- Publication number
- CN201441828U CN201441828U CN2009200282426U CN200920028242U CN201441828U CN 201441828 U CN201441828 U CN 201441828U CN 2009200282426 U CN2009200282426 U CN 2009200282426U CN 200920028242 U CN200920028242 U CN 200920028242U CN 201441828 U CN201441828 U CN 201441828U
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- Prior art keywords
- chamber
- heat exchange
- dispensing head
- falling film
- liquid film
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Abstract
The utility model relates to a separator for mixed materials, in particular to a multi-purpose falling film separator. The separator comprises a shell, the interior of which is divided into a distribution chamber, a heat exchange chamber and a discharging chamber from the top down by an upper tube bundle board and a low tube bundle board, a plurality of heat exchange tubes are arranged in the heat exchange chamber, both ends of each heat exchange tube are respectively fixed on the upper tube bundle board and the lower tube bundle board, so that the distribution chamber is communicated with the discharging chamber, falling film distribution heads are inserted in the upper ends of the heat exchange tubes on the bottom of the distribution chamber, both sides of the distribution chamber are respectively provided with a feed inlet and an overflow outlet lower than the upper ends of the falling film distribution heads, and the top of the distribution chamber is provided with an upper discharging outlet; the upper and the lower ends of the heat exchange chamber at both sides are respectively provided with an upper heat exchange opening and a lower heat exchange opening; and the bottom of the discharging chamber is provided with a lower discharging outlet. The utility model, which has the advantages of simple structure, convenient operation, multiple purposes, quick separation and high efficiency, can carry out falling film evaporation separation as well as falling film crystallization separation, and after separation, the purity of product is high.
Description
Technical field:
The utility model relates to a kind of separator of mixed material, especially a kind of falling liquid film separators of using more.
Background technology:
Crystallization is the isolation technics of often using in the Chemical Manufacture, but conventional static sweating crystallizer has a lot of shortcomings, and is oversize as crystallization time; Entrainment mother liquor makes product purity not high in the crystal.Evaporation also is the isolation technics of often using in the Chemical Manufacture, though conventional destilling tower technology is very ripe, but form under the situation about often changing for material inapplicable, though and the still distillation versatility is stronger because long-time heating very easily causes decomposition to some heat sensitive material.
The utility model content:
The utility model provides a kind of and has used the falling liquid film separator more, and it is simple in structure, and is easy to operate, can carry out falling film evaporation and separate, can carry out film-falling crystallization again and separate, a tractor serves several purposes separates fast, the efficient height separates back product purity height, has solved problems of the prior art.
The utility model is to solve the problems of the technologies described above the technical scheme that is adopted to be: it comprises housing, be separated into distributor chamber, heat exchanging chamber and blanking chamber in enclosure interior from top to bottom by upper face plate and lower face plate, in heat exchanging chamber, be provided with some heat exchanger tubes, the heat exchanger tube two ends are connected with upper face plate and lower face plate respectively, be communicated with distributor chamber and blanking chamber, upper end at distributor chamber bottom heat exchanger tube is fitted with the falling liquid film dispensing head, be respectively equipped with charging aperture and position in the both sides of distributor chamber and be lower than the overfall of falling liquid film dispensing head upper end, be provided with the top discharge mouth at the top of distributor chamber; Both sides at heat exchanging chamber are respectively equipped with heat exchange mouth and following heat exchange mouth in two ends up and down; Bottom in the blanking chamber is provided with lower discharge port.
Described falling liquid film dispensing head comprises the dispensing head body, evenly is provided with four dispensing head positioning convex strips in the bottom of dispensing head body along circumference, is provided with the gas rising passway in the inside of dispensing head body.
The utility model is simple in structure, easy to operate, can finish falling film evaporation separates, can finish film-falling crystallization again separates, a tractor serves several purposes, during falling film evaporation, in heat exchanging chamber, inject high-temperature steam by last heat exchange mouth and following heat exchange mouth, mixed material is got in the distributor chamber by circulating pump, because the effect of overfall, material keeps a constant liquid level in distributor chamber, and the slit that the dispensing head positioning convex strip by falling liquid film dispensing head bottom forms enters in the heat exchanger tube, is membranaceous along the inwall of heat exchanger tube and flows downward, light component wherein is upwards mobile in constantly gasification is managed under the effect of high-temperature steam, enter the distributor chamber from falling liquid film dispensing head gas inside rising passway, enter in the coupled condenser through the top discharge mouth then, after condensation, deposit storage tank in; Heavier component is difficult for gasification,, is pooled at last in the blanking chamber always toward current downflow along inside pipe wall, deposits storage tank in through lower discharge port, and mixed material obtains separating; During film-falling crystallization, in heat exchanging chamber, inject cooling fluid by last heat exchange mouth and following heat exchange mouth, mixed material is got in the distributor chamber by circulating pump, because the effect of overfall, material keeps a constant liquid level in distributor chamber, and the slit that the dispensing head positioning convex strip by falling liquid film dispensing head bottom forms enters in the heat exchanger tube, being membranaceous along the inwall of heat exchanger tube flows downward, low-freezing component wherein forms crystallizing layer owing to manage the cooling effect of outer cooling fluid on tube inner wall, along with the crystallizing layer that constantly flows of liquid is progressively thickeied, the higher component of freezing point then can not form crystallization, compile continuing to flow in the blanking chamber of below, deposit in the storage tank through lower discharge port, after the higher component of freezing point all flows to storage tank, close the valve that leads to this storage tank, open the valve that leads to another storage tank, simultaneously the cooling fluid in the heat exchanging chamber is switched to heating steam, under heated condition, the crystallizing layer that is attached on the inside pipe wall will be melted, component after the thawing is pooled in the blanking chamber of below, deposit in another storage tank through lower discharge port, mixed material obtains separating; As wish to get the product of higher degree, repeat said process and get final product.This device separates fast, has improved operating efficiency greatly, and the product purity height after the separation has guaranteed the quality of product.
Description of drawings:
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the A portion structure for amplifying schematic diagram among Fig. 1.
Fig. 3 is the utility model falling liquid film dispensing head structural representation.
Fig. 4 is the B-B sectional structure schematic diagram among Fig. 3.
Working state figure when Fig. 5 carries out falling film evaporation for the utility model.
The first step was isolated the working state figure of A component when Fig. 6 carried out film-falling crystallization for the utility model.
Second step was isolated the working state figure of B component when Fig. 7 carried out film-falling crystallization for the utility model.
Among the figure, 1, housing; 2, upper face plate; 3, lower face plate; 4, distributor chamber; 5, heat exchanging chamber; 6, blanking chamber; 7, heat exchanger tube; 8, charging aperture; 9, overfall; 10, top discharge mouth; 11, go up the heat exchange mouth; 12, following heat exchange mouth; 13, lower discharge port; 14, dispensing head body; 15, dispensing head positioning convex strip; 16, gas rising passway; 17, mixed material storage tank; 18, circulating pump; 19, condenser; 20, B component storage tank; 21, A component storage tank.
The specific embodiment:
For clearly demonstrating the technical characterstic of this programme, below by the specific embodiment, and in conjunction with its accompanying drawing, the utility model is elaborated.
Shown in Fig. 1～4, the utility model comprises housing 1, be separated into distributor chamber 4, heat exchanging chamber 5 and blanking chamber 6 in housing 1 inside from top to bottom by upper face plate 2 and lower face plate 3, in heat exchanging chamber 5, be provided with some heat exchanger tubes 7, heat exchanger tube 7 two ends are connected with upper face plate 2 and lower face plate 3 respectively, be communicated with distributor chamber 4 and blanking chamber 6, upper end at distributor chamber 4 bottom heat exchanger tubes 7 is fitted with the falling liquid film dispensing head, be respectively equipped with charging aperture 8 and position in the both sides of distributor chamber 4 and be lower than the overfall 9 of falling liquid film dispensing head upper end, be provided with top discharge mouth 10 at the top of distributor chamber 4; Both sides at heat exchanging chamber 5 are respectively equipped with heat exchange mouth 11 and following heat exchange mouth 12 in two ends up and down; Be provided with lower discharge port 13 in the bottom of blanking chamber 6.
Described falling liquid film dispensing head comprises dispensing head body 14, evenly is provided with four dispensing head positioning convex strips 15 in the bottom of dispensing head body 14 along circumference, is provided with gas rising passway 16 in the inside of dispensing head body 14.
Working state figure when as shown in Figure 5, carrying out falling film evaporation for the utility model.The component of mixed material is represented by A and B.At first in heat exchanging chamber 5, inject high-temperature steam by last heat exchange mouth 11 and following heat exchange mouth 12, then mixed material is got in the distributor chamber 4 on housing 1 top by circulating pump 18 from mixed material storage tank 17, because the effect of overfall 9, material keeps a constant liquid level in distributor chamber 4, and the slit that four dispensing head positioning convex strips by falling liquid film dispensing head bottom 15 form enters in the heat exchanger tube 7, being membranaceous along the inwall of heat exchanger tube 7 flows downward, light component B wherein constantly gasification upwards flows in pipe, enter the distributor chamber 4 of top from falling liquid film dispensing head gas inside rising passway 16, enter in the coupled condenser 19 through top discharge mouth 10 then, be deposited in the B component storage tank 20 through condensed light component B; Component A heavier in the mixed material is difficult for gasification,, is pooled at last in the blanking chamber 6 of below always toward current downflow along inside pipe wall, deposits in the A component storage tank 21 through lower discharge port 13, and mixed material obtains preliminary separation.As wish to get the product of higher degree, can repeat said process, till reaching requirement.
As Fig. 6, shown in Figure 7, the working state figure when carrying out film-falling crystallization for the utility model.The component of mixed material is represented by A and B respectively.
The first step crystallizes out the A component, as shown in Figure 6, at first in heat exchanging chamber 5, inject cooling fluid by last heat exchange mouth 11 and following heat exchange mouth 12, then mixed material is got in the distributor chamber 4 on housing 1 top by circulating pump 18 from mixed material storage tank 17, because the effect of overfall 9, material keeps a constant liquid level in distributor chamber 4, and the slit that four dispensing head positioning convex strips by falling liquid film dispensing head bottom 15 form enters in the heat exchanger tube 7, being membranaceous along the inwall of heat exchanger tube 7 flows downward, low-freezing B component wherein is because under the cooling effect of the outer cooling fluid of pipe, on the inwall of heat exchanger tube 7, form crystallizing layer, along with the crystallizing layer that constantly flows of liquid is progressively thickeied, the higher component A of freezing point then can not form crystallization, continue to deposit in the A component storage tank 21 through lower discharge port 13 in the dirty blanking chamber 6 that is pooled to heat exchanger tube 7 belows.
Second step melted out with the B component, as shown in Figure 7, after the higher A component of freezing point all flows to A component storage tank 21, close the valve that leads to A component storage tank 21, open the valve that leads to B component storage tank 20, simultaneously the cooling fluid in the heat exchanging chamber 5 is switched to heating steam, under heated condition, the crystallizing layer that is attached on heat exchanger tube 7 inwalls is melted, B component after the thawing flows under tube wall in the blanking chamber 6 of below, deposit in the B component storage tank 20 through lower discharge port 13, mixed material obtains preliminary separation.As wish to get the product of higher degree, can repeat said process, till reaching requirement.
The utility model does not describe part in detail, is those skilled in the art of the present technique's known technology.
Claims (2)
1. use the falling liquid film separator one kind more, it is characterized in that: comprise housing, be separated into distributor chamber, heat exchanging chamber and blanking chamber in enclosure interior from top to bottom by upper face plate and lower face plate, in heat exchanging chamber, be provided with some heat exchanger tubes, the heat exchanger tube two ends are connected with upper face plate and lower face plate respectively, be communicated with distributor chamber and blanking chamber, upper end at distributor chamber bottom heat exchanger tube is fitted with the falling liquid film dispensing head, be respectively equipped with charging aperture and position in the both sides of distributor chamber and be lower than the overfall of falling liquid film dispensing head upper end, be provided with the top discharge mouth at the top of distributor chamber; Both sides at heat exchanging chamber are respectively equipped with heat exchange mouth and following heat exchange mouth in two ends up and down; Bottom in the blanking chamber is provided with lower discharge port.
2. a kind of falling liquid film separators of using according to claim 1 more, it is characterized in that: described falling liquid film dispensing head comprises the dispensing head body, bottom at the dispensing head body evenly is provided with four dispensing head positioning convex strips along circumference, is provided with the gas rising passway in the inside of dispensing head body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200282426U CN201441828U (en) | 2009-06-25 | 2009-06-25 | Multi-purpose falling film separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200282426U CN201441828U (en) | 2009-06-25 | 2009-06-25 | Multi-purpose falling film separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201441828U true CN201441828U (en) | 2010-04-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200282426U Expired - Fee Related CN201441828U (en) | 2009-06-25 | 2009-06-25 | Multi-purpose falling film separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201441828U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102961889A (en) * | 2012-12-06 | 2013-03-13 | 广西京桂香料有限公司 | Natural cinnamyl aldehyde extracting and evaporating equipment |
| CN103153419A (en) * | 2010-09-28 | 2013-06-12 | 林哈特公司 | Falling film evaporator |
| CN103961893A (en) * | 2014-01-01 | 2014-08-06 | 张洪平 | Central circulating type evaporator |
| CN104801059A (en) * | 2015-03-31 | 2015-07-29 | 北京普利玛科技有限责任公司 | Melt crystallizer |
| CN105013206A (en) * | 2014-04-24 | 2015-11-04 | 天津东大化工集团有限公司 | Melted benzoic acid column for producing high-purity benzoic acid |
| CN105031966A (en) * | 2015-08-17 | 2015-11-11 | 天津市鹏翔科技有限公司 | Multi-tube falling-film crystallizer and method |
-
2009
- 2009-06-25 CN CN2009200282426U patent/CN201441828U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103153419A (en) * | 2010-09-28 | 2013-06-12 | 林哈特公司 | Falling film evaporator |
| CN103153419B (en) * | 2010-09-28 | 2015-10-07 | 林哈特公司 | Downward film evaporator |
| CN102961889A (en) * | 2012-12-06 | 2013-03-13 | 广西京桂香料有限公司 | Natural cinnamyl aldehyde extracting and evaporating equipment |
| CN103961893A (en) * | 2014-01-01 | 2014-08-06 | 张洪平 | Central circulating type evaporator |
| CN105013206A (en) * | 2014-04-24 | 2015-11-04 | 天津东大化工集团有限公司 | Melted benzoic acid column for producing high-purity benzoic acid |
| CN104801059A (en) * | 2015-03-31 | 2015-07-29 | 北京普利玛科技有限责任公司 | Melt crystallizer |
| CN112569629A (en) * | 2015-03-31 | 2021-03-30 | 北京普利玛科技有限责任公司 | Melt crystallizer |
| CN105031966A (en) * | 2015-08-17 | 2015-11-11 | 天津市鹏翔科技有限公司 | Multi-tube falling-film crystallizer and method |
| CN105031966B (en) * | 2015-08-17 | 2017-02-01 | 天津市鹏翔科技有限公司 | Multi-tube falling-film crystallizer and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100428 Termination date: 20140625 |
|
| EXPY | Termination of patent right or utility model |