CN203916112U - A kind of thin film evaporator - Google Patents
A kind of thin film evaporator Download PDFInfo
- Publication number
- CN203916112U CN203916112U CN201420207918.9U CN201420207918U CN203916112U CN 203916112 U CN203916112 U CN 203916112U CN 201420207918 U CN201420207918 U CN 201420207918U CN 203916112 U CN203916112 U CN 203916112U
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- Prior art keywords
- cylindrical shell
- evaporimeter
- thin film
- film evaporator
- preheater
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Abstract
The utility model discloses a kind of thin film evaporator, thin film evaporator comprises cylindrical shell, motor, gas-liquid separator, preheater and evaporimeter, the top of cylindrical shell is provided with reductor, indirect steam outlet and gaseous phase outlet, gas-liquid separator, preheater and evaporimeter are all positioned at described cylindrical shell, the bottom of cylindrical shell is provided with concentrated solution outlet, in gas-liquid separator, be provided with blade, on blade, be provided with separating tank; On preheater, be provided with liquid-leadage hole, the inside of preheater is provided with electrode, and electrode connects by heating wire; On the end face of evaporimeter, be provided with into membrane structure, become membrane structure to comprise rotor and scraper plate, scraper plate is fitted on the end face of evaporimeter, in evaporimeter, be provided with inner core, the inside of inner core is provided with at least four heating plates, between inner core and evaporimeter sidewall, form groove, the lateral wall of cylindrical shell is provided with heat-insulation layer.Utility model structural design is simple, practical, has improved the security of thin film evaporator in the time of work, has extended its service life.
Description
Technical field
The utility model relates to chemical industry equipment field, relates in particular to a kind of thin film evaporator.
Background technology
Thin film evaporator is to force film forming by rotating scraped film device, and flow at high speed, and heat transference efficiency is high, and the time of staying is short, can under vacuum condition, carry out the new and effective evaporimeter of one of falling film evaporation.In the cylinder that it is heated by one or more jacketeds and cylinder, the blade applicator of rotation forms, and blade applicator spreads to the uniform liquid film of thickness at heating surface continuously by charging, and residue is discharged from base of evaporator.
There are some shortcomings in thin film evaporator of the prior art: 1, the separating effect of gas-liquid separator is bad, makes gas residue in liquid, and evaporation not exclusively; 2, there is no preheater, the operating pressure of evaporimeter is increased, shortened the service life of evaporimeter; 3, the outer surface of thin film evaporator does not have heat-insulation layer, and the internal heat of evaporimeter is is easily scattered and disappeared, and has reduced operating efficiency.
Utility model content
The utility model object is to provide for the existing deficiency of prior art a kind of technical scheme of thin film evaporator, improve evaporation intensity by gas-liquid separator and evaporimeter, heated time has been shortened in preheater and evaporimeter acting in conjunction, reduce the vacuum pressure drop of inner barrel, improve the security of operation, the cooling water jecket of cylinder body bottom can make the concentrate that temperature is higher cooling fast, be convenient to collect, the heat-insulation layer in cylindrical shell outside can effectively prevent an interior temperature fast-descending, improves the operating efficiency of thin film evaporator.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of thin film evaporator, thin film evaporator comprises cylindrical shell, motor, gas-liquid separator, preheater and evaporimeter, the top of cylindrical shell is provided with reductor, indirect steam outlet and gaseous phase outlet, motor via reducer is connected on cylindrical shell, in indirect steam outlet, be provided with the first valve, on gaseous phase outlet, be provided with the second valve, gas-liquid separator, preheater and evaporimeter are all positioned at described cylindrical shell, the side of cylindrical shell is provided with material inlet and feet, the bottom of cylindrical shell is provided with concentrated solution outlet, it is characterized in that: in gas-liquid separator, be provided with blade, blade is fixedly connected in rotating shaft, rotating shaft connects reductor, on blade, be provided with separating tank, on preheater, be provided with liquid-leadage hole, the inside of preheater is provided with electrode, and electrode connects by heating wire, on the end face of evaporimeter, be provided with into membrane structure, become membrane structure to comprise rotor and scraper plate, scraper plate is fitted on the end face of evaporimeter, in evaporimeter, be provided with inner core, the inside of inner core is provided with at least four heating plates, between inner core and evaporimeter sidewall, forms groove, is provided with heating tube in groove, the lateral wall of cylindrical shell is provided with heat-insulation layer, when material enters in cylindrical shell by material inlet, mobile in the situation that, enter in the separating tank of blade, under centrifugation, get rid of to inwall and make gas-liquid separation, the drop that the indirect steam of rising may be able to be carried under one's arms or foam trapping simultaneously, and make it to fall back on evaporating surface, improve evaporation effect, material after separating enters in the liquid-leadage hole of preheater, by the heating of heating wire, make material carry out preliminary heating evaporation, material enters into evaporimeter upper surface by liquid-leadage hole, under the effect of scraper plate, form film, prevent wall fouling, heating tube can keep the temperature constant of evaporimeter simultaneously, heating plate can heat material according to actual production technology.
Further, spacing with blades distributes, blade semicircular in shape, and semicircular design not only can be saved material, and makes gas-liquid separation effect more remarkable.
Further, be provided with display screen on cylindrical shell, display screen can show the temperature of inner barrel preheater and evaporimeter, can allow intuitively user understand inner case, improves the security while production.
Further, the bottom of cylindrical shell is tapered, is convenient to concentrate and converges, and effectively prevents that concentrate is bonded in the bottom of cylindrical shell and affects the delivery efficiency of concentrated solution outlet.
Further, the bottom of cylindrical shell is provided with cooling water jecket, is provided with water-supply-pipe on cooling water jecket, can concentrate higher temperature is cooling fast, prevent that concentrate from bringing potential safety hazard because temperature is high while outflow.
Further, on the bottom surface of scraper plate, be provided with rete, on the outer face of scraper plate, be provided with elastic bumps, played rete and can produce continuously film, improved evaporation efficiency, elastic bumps effectively prevents that scraper plate from scratching cylinder inboard wall, extends the service life of thin film evaporator.
The utility model, owing to having adopted technique scheme, has following beneficial effect:
Improve the evaporation intensity of thin film evaporator, shorten material heated time, improve evaporation efficiency, extend the service life of thin film evaporator: the utility model has improved evaporation intensity by gas-liquid separator and evaporimeter, heated time has been shortened in preheater and evaporimeter acting in conjunction, has reduced the vacuum pressure drop of inner barrel, has improved the security of operation, the heat-insulation layer in cylindrical shell outside can effectively prevent an interior temperature fast-descending, improves the operating efficiency of thin film evaporator; Separating tank is set on blade, has improved the efficiency of gas-liquid separation, semicircular blade not only can be saved material, and makes gas-liquid separation effect more remarkable; Display screen can show the temperature of inner barrel preheater and evaporimeter, can allow intuitively user understand inner case, improves the security while production; Cooling water jecket can be cooling fast by concentrate higher temperature, prevents that concentrate from bringing potential safety hazard because temperature is high while outflow; Play rete and can produce continuously film, improve evaporation efficiency, elastic bumps effectively prevents that scraper plate from scratching cylinder inboard wall, extends the service life of thin film evaporator.The utility model structural design is simple, practical, has improved the security of thin film evaporator in the time of work, has extended its service life.
Brief description of the drawings
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is the structural representation of a kind of thin film evaporator of the utility model;
Fig. 2 is the structural representation of gas-liquid separator in the utility model;
Fig. 3 is the structural representation of preheater in the utility model;
Fig. 4 is the structural representation of evaporimeter in the utility model;
Fig. 5 is the structural representation that becomes membrane structure in the utility model.
In figure, 1-cylindrical shell; 2-gas-liquid separator; 3-preheater; 4-evaporimeter; 5-material inlet; 6-concentrated solution outlet; The outlet of 7-indirect steam; 8-gaseous phase outlet; 9-reductor; 10-motor; 11-the first valve; 12-the second valve; 13-rotating shaft; 14-heat-insulation layer; 15-feet; 16-heating wire; 17-electrode; 18-display screen; 19-cooling water jecket; 20-water-supply-pipe; 21-blade; 22-separating tank; 23-liquid-leadage hole; 24-heating tube; 25-groove; 26-heating plate; 27-rotor; 28-scraper plate; 29-inner core; 30-plays rete; 31-elastic bumps.
Detailed description of the invention
As shown in Figures 1 to 5, for a kind of thin film evaporator of the utility model, thin film evaporator comprises cylindrical shell 1, motor 10, gas-liquid separator 2, preheater 3 and evaporimeter 4, the top of cylindrical shell 1 is provided with reductor 9, indirect steam outlet 7 and gaseous phase outlet 8, motor 10 is connected on cylindrical shell 1 by reductor 9, in indirect steam outlet 7, be provided with the first valve 11, on gaseous phase outlet 8, be provided with the second valve 12, gas-liquid separator 2, preheater 3 and evaporimeter 4 are all positioned at described cylindrical shell 1, the side of cylindrical shell 1 is provided with material inlet 5 and feet 15, the bottom of cylindrical shell 1 is provided with concentrated solution outlet 6, in gas-liquid separator 2, be provided with blade 21, blade 21 is fixedly connected in rotating shaft 13, rotating shaft 13 connects reductor 9, on blade 21, be provided with separating tank 22, blade 21 is spaced apart, blade 21 semicirculars in shape, semicircular design not only can be saved material, and make gas-liquid separation effect more remarkable, on preheater 3, be provided with liquid-leadage hole 23, the inside of preheater 3 is provided with electrode 17, and electrode 17 connects by heating wire 16, on the end face of evaporimeter 4, be provided with into membrane structure, become membrane structure to comprise rotor 27 and scraper plate 28, on the bottom surface of scraper plate 28, be provided with rete 30, on the outer face of scraper plate 28, be provided with elastic bumps 31, play rete 30 and can produce continuously film, improve evaporation efficiency, elastic bumps 31 effectively prevents that scraper plate 28 from scratching cylindrical shell 1 inwall, extend the service life of thin film evaporator, scraper plate 28 is fitted on the end face of evaporimeter 4, in evaporimeter 4, be provided with inner core 29, the inside of inner core 29 is provided with at least four heating plates 26, between inner core 29 and evaporimeter 4 sidewalls, form groove 25, in groove 25, be provided with heating tube 24, on cylindrical shell 1, be provided with display screen 18, display screen 18 can show the temperature of inner cylindrical shell 1 preheater 3 and evaporimeter 4, can allow intuitively user understand inner case, improve the security while production, the lateral wall of cylindrical shell 1 is provided with heat-insulation layer 14, the bottom of cylindrical shell 1 is tapered, being convenient to concentrate converges, effectively prevent concentrate to be bonded in the bottom of cylindrical shell 1 and affect the delivery efficiency of concentrated solution outlet 6, the bottom of cylindrical shell 1 is provided with cooling water jecket 19, on cooling water jecket 19, be provided with water-supply-pipe 20, can concentrate higher temperature is cooling fast, prevent that concentrate from bringing potential safety hazard because temperature is high while outflow, when material enters in cylindrical shell 1 by material inlet 5, mobile in the situation that, enter in the separating tank 22 of blade 21, under centrifugation, get rid of to inwall and make gas-liquid separation, the drop that the indirect steam of rising may be able to be carried under one's arms or foam trapping simultaneously, and make it to fall back on evaporating surface, improve evaporation effect, material after separating enters in the liquid-leadage hole 23 of preheater 3, by the heating of heating wire 16, make material carry out preliminary heating evaporation, material enters into evaporimeter 4 upper surfaces by liquid-leadage hole 23, under the effect of scraper plate 28, form film, prevent wall fouling, heating tube 24 can keep the temperature constant of evaporimeter 4 simultaneously, heating plate 26 can heat material according to actual production technology.
Concrete implementation step of the present utility model is as follows: material is entered into gas-liquid separator by material inlet, under the effect of blade, make gas separate fast with liquid, liquid flow on preheater along inwall, the heat giving out by the heating wire in preheater evaporates for the first time, then flow on the end face of evaporimeter by liquid-leadage hole, plaing under rete effect on scraper plate bottom surface forms film, and then liquid is carried out to double evaporation-cooling, overflows respectively from gaseous phase outlet and indirect steam outlet; Final liquid forms concentrate and flows out from concentrated solution outlet under the effect of cooling water jecket, display screen shows the temperature of the temperature of the rotating speed of gas-liquid separator, preheater and evaporimeter, be user-friendly for adjusting, improve the security of thin film evaporator.
These are only specific embodiment of the utility model, but technical characterictic of the present utility model is not limited to this.Any taking the utility model as basis, for realizing essentially identical technique effect, do ground simple change, be equal to replacement or modification etc., be all covered by among protection domain of the present utility model.
Claims (6)
1. a thin film evaporator, described thin film evaporator comprises cylindrical shell, motor, gas-liquid separator, preheater and evaporimeter, the top of described cylindrical shell is provided with reductor, indirect steam outlet and gaseous phase outlet, described motor is connected on described cylindrical shell by described reductor, in described indirect steam outlet, be provided with the first valve, on described gaseous phase outlet, be provided with the second valve, described gas-liquid separator, described preheater and described evaporimeter are all positioned at described cylindrical shell, the side of described cylindrical shell is provided with material inlet and feet, the bottom of described cylindrical shell is provided with concentrated solution outlet, it is characterized in that: in described gas-liquid separator, be provided with blade, described blade is fixedly connected in rotating shaft, described rotating shaft connects described reductor, on described blade, be provided with separating tank, on described preheater, be provided with liquid-leadage hole, the inside of described preheater is provided with electrode, and described electrode connects by heating wire, on the end face of described evaporimeter, be provided with into membrane structure, described one-tenth membrane structure comprises rotor and scraper plate, described scraper plate is fitted on the end face of described evaporimeter, in described evaporimeter, be provided with inner core, the inside of described inner core is provided with at least four heating plates, between described inner core and described evaporimeter sidewall, form groove, in described groove, be provided with heating tube, the lateral wall of described cylindrical shell is provided with heat-insulation layer.
2. a kind of thin film evaporator according to claim 1, is characterized in that: described spacing with blades distributes, described blade semicircular in shape.
3. a kind of thin film evaporator according to claim 1, is characterized in that: on described cylindrical shell, be provided with display screen.
4. a kind of thin film evaporator according to claim 1, is characterized in that: the bottom of described cylindrical shell is tapered.
5. a kind of thin film evaporator according to claim 1, is characterized in that: the bottom of described cylindrical shell is provided with cooling water jecket, on described cooling water jecket, is provided with water-supply-pipe.
6. a kind of thin film evaporator according to claim 1, is characterized in that: on the bottom surface of described scraper plate, be provided with rete, on the outer face of described scraper plate, be provided with elastic bumps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420207918.9U CN203916112U (en) | 2014-04-25 | 2014-04-25 | A kind of thin film evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420207918.9U CN203916112U (en) | 2014-04-25 | 2014-04-25 | A kind of thin film evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203916112U true CN203916112U (en) | 2014-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420207918.9U Expired - Fee Related CN203916112U (en) | 2014-04-25 | 2014-04-25 | A kind of thin film evaporator |
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| Country | Link |
|---|---|
| CN (1) | CN203916112U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104548635A (en) * | 2014-12-18 | 2015-04-29 | 方萌 | High-concentration evaporation device |
| CN109173304A (en) * | 2018-08-16 | 2019-01-11 | 张红艳 | A kind of caustic soda electrolysis preparation liquid alkaline rapid steamer |
| CN111318037A (en) * | 2020-02-23 | 2020-06-23 | 任康丽 | Film evaporator for chemical material concentration |
-
2014
- 2014-04-25 CN CN201420207918.9U patent/CN203916112U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104548635A (en) * | 2014-12-18 | 2015-04-29 | 方萌 | High-concentration evaporation device |
| CN109173304A (en) * | 2018-08-16 | 2019-01-11 | 张红艳 | A kind of caustic soda electrolysis preparation liquid alkaline rapid steamer |
| CN109173304B (en) * | 2018-08-16 | 2021-07-09 | 山东飞天锆业有限公司 | Caustic soda liquid evaporator for caustic soda electrolytic preparation |
| CN111318037A (en) * | 2020-02-23 | 2020-06-23 | 任康丽 | Film evaporator for chemical material concentration |
| CN111318037B (en) * | 2020-02-23 | 2021-10-01 | 山东嘉源复合材料有限公司 | Film evaporator for chemical material concentration |
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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: 20141105 Termination date: 20160425 |