CN205391773U - Butyl acetate atmospheric and vacuum distillation lightness -removing column rectifier unit - Google Patents
Butyl acetate atmospheric and vacuum distillation lightness -removing column rectifier unit Download PDFInfo
- Publication number
- CN205391773U CN205391773U CN201620134488.1U CN201620134488U CN205391773U CN 205391773 U CN205391773 U CN 205391773U CN 201620134488 U CN201620134488 U CN 201620134488U CN 205391773 U CN205391773 U CN 205391773U
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- removing column
- lightness
- butyl acetate
- weight
- column
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model discloses a butyl acetate atmospheric and vacuum distillation lightness -removing column rectifier unit, including lightness -removing column reboiler, lightness -removing column, vacuum generator and weight -removing column, the top of lightness -removing column is equipped with the lightness -removing column sprue, the lightness -removing column reboiler is installed on the right side of lightness -removing column sprue below, vacuum generator is installed to the below of lightness -removing column reboiler, the lightness -removing column condenser is installed to vacuum generator's below, external steam inlet is installed in the outside on lightness -removing column below right side, lightness -removing column condenser and cooling solution jar, the utility model discloses simple structure, reasonable in design, the lightness -removing column material carries out secondary heating through the heat exchanger tube side, then the butyl acetate steam behind the secondary heating returns the weight -removing column and utilize again, reduces the steam energy consumption of butyl acetate lightness -removing column indirectly, and the flow control through lightness -removing column secondary heating contain volatilizing of volatile organic compounds in the lightness -removing column, reduced the peculiar smell, the steam energy consumption is reducible, has practiced thrift the energy.
Description
Technical field
This utility model relates to butyl acetate production technical field, is specially butyl acetate Atmospheric vacuum lightness-removing column rectifier unit.
Background technology
Butyl acetate, structural formula is CH3C (O) On-C4H9, and colourless transparent liquid has fruital, can be miscible with ethanol and ether, is dissolved in most of hydrocarbon compound, is dissolved in about 120 parts of water when 25 DEG C.Relative density (d2020) 0.8826, freezing point-77 DEG C, boiling point 125～126 DEG C, index of refraction (n20D) 1.3951, flash-point (closed-cup) 22 DEG C, inflammable, steam can form explosive mixture with air, explosion limit 1.4%～8.0%(volume), irritant, having narcoticness during high concentration, and have excellent organic solvent, Dichlorodiphenyl Acetate cellulose butyrate, ethyl cellulose, chlorinated rubber, polystyrene, methacrylic resin and many natural resins such as tannic extract, Manila glue, gum dammar etc. all have good solubility property.It is widely used in cerllon lacquer, in artificial leather, fabric and plastic processes, is used as solvent, in various PETROLEUM PROCESSING and pharmacy procedure, be used as extractant, be also used for that spice is composite and the composition of the various flavouring agents such as Fructus Pruni, Fructus Musae, pears, Fructus Ananadis comosi.
At present, butyl acetate is operated at ambient pressure when carrying out lightness-removing column and weight-removing column operation, when carrying out lightness-removing column and processing, because using the high temperature of steam that the product of lightness-removing column is heated, so needing substantial amounts of steam source, this process is not only too much wastes resource, and under normal pressure, the operation of lightness-removing column is also had adverse influence, production process is caused serious economic loss, engineer operation also can be had a huge impact.
Utility model content
This utility model provides a kind of butyl acetate Atmospheric vacuum lightness-removing column rectifier unit, to solve the problem in above-mentioned background technology.
For solving the problems referred to above, this utility model provides following technical scheme: a kind of butyl acetate Atmospheric vacuum lightness-removing column rectifier unit, including lightness-removing column reboiler, lightness-removing column, vacuum generator and weight-removing column, the top of described lightness-removing column is provided with lightness-removing column sprue, right side below described lightness-removing column sprue is provided with lightness-removing column reboiler, described lightness-removing column reboiler be installed below vacuum generator, described vacuum generator be installed below condenser of light component removal column, the outside of described lightness-removing column lower right is provided with external steam inlet, described condenser of light component removal column and cooling solution tank, described cooling solution tank is connected with the bottom of weight-removing column, the top of described weight-removing column is provided with weight-removing column steam (vapor) outlet.
Further, described cooling solution tank is cooling solution entrance with the pipeline being connected bottom weight-removing column.
Further, it is attached by pipeline between described lightness-removing column reboiler and weight-removing column steam (vapor) outlet.
Further, described vacuum generator is arranged on the outside in lightness-removing column centre position.
The beneficial effects of the utility model are: this utility model butyl acetate Atmospheric vacuum lightness-removing column rectifier unit, simple in construction, reasonable in design, production process is simple, lightness-removing column changes decompression operation into, utilize the butyl acetate vapor of weight-removing column tower top 125.6 DEG C, through heat exchanger tube pass, lightness-removing column material is through heat exchanger tube pass, carry out post bake, then the butyl acetate vapor after post bake returns weight-removing column re-using, indirectly reduce the steam energy consumption of butyl acetate lightness-removing column, and the volatilization containing volatile organic matter in lightness-removing column by the Row control of lightness-removing column post bake, decrease abnormal flavour, steam energy consumption can reduce, save the energy.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation.
In figure:
1-lightness-removing column sprue, 2-lightness-removing column reboiler, 3-lightness-removing column, 4-vacuum generator, the external steam inlet of 5-, 6-condenser of light component removal column, 7-weight-removing column steam (vapor) outlet, 8-weight-removing column, 9-cooling solution entrance, 10-cooling solution tank.
Detailed description of the invention
Below in conjunction with detailed description of the invention and Figure of description, this utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Embodiment:
Refer to Fig. 1, this utility model provides a kind of technical scheme: include lightness-removing column reboiler 2, lightness-removing column 3, vacuum generator 4 and weight-removing column 8, the top of described lightness-removing column 3 is provided with lightness-removing column sprue 1, right side below described lightness-removing column sprue 1 is provided with lightness-removing column reboiler 2, described lightness-removing column reboiler 2 be installed below vacuum generator 4, described vacuum generator 4 be installed below condenser of light component removal column 6, the outside of described lightness-removing column 3 lower right is provided with external steam inlet 5, described condenser of light component removal column 6 and cooling solution tank 10, described cooling solution tank 10 is connected with the bottom of weight-removing column 8, the top of described weight-removing column 8 is provided with weight-removing column steam (vapor) outlet 7.
Preferably, described cooling solution tank 10 is cooling solution entrance 9 with the pipeline being connected bottom weight-removing column 8.
Preferably, it is attached by pipeline between described lightness-removing column reboiler 2 and weight-removing column steam (vapor) outlet 7.
Preferably, described vacuum generator 4 is arranged on the outside in lightness-removing column 3 centre position.
The announcement of book and instruction according to the above description, above-mentioned embodiment can also be modified and revise by this utility model those skilled in the art.Therefore, this utility model is not limited to above-mentioned detailed description of the invention, and any conspicuously improved, replacement or modification that every those skilled in the art are done on basis of the present utility model belong to protection domain of the present utility model.Although additionally, employ some specific terms in this specification, but these terms are intended merely to convenient explanation, this utility model are not constituted any restriction.
Claims (4)
- null1. a butyl acetate Atmospheric vacuum lightness-removing column rectifier unit，Including lightness-removing column reboiler (2)、Lightness-removing column (3)、Vacuum generator (4) and weight-removing column (8)，It is characterized in that: the top of described lightness-removing column (3) is provided with lightness-removing column sprue (1)，The right side of described lightness-removing column sprue (1) lower section is provided with lightness-removing column reboiler (2)，Described lightness-removing column reboiler (2) be installed below vacuum generator (4)，Described vacuum generator (4) be installed below condenser of light component removal column (6)，The outside of described lightness-removing column (3) lower right is provided with external steam inlet (5)，Described condenser of light component removal column (6) and cooling solution tank (10)，Described cooling solution tank (10) is connected with the bottom of weight-removing column (8)，The top of described weight-removing column (8) is provided with weight-removing column steam (vapor) outlet (7).
- 2. butyl acetate Atmospheric vacuum lightness-removing column rectifier unit according to claim 1, it is characterised in that: the pipeline that described cooling solution tank (10) is connected with weight-removing column (8) bottom is cooling solution entrance (9).
- 3. butyl acetate Atmospheric vacuum lightness-removing column rectifier unit according to claim 1, it is characterised in that: it is attached by pipeline between described lightness-removing column reboiler (2) and weight-removing column steam (vapor) outlet (7).
- 4. butyl acetate Atmospheric vacuum lightness-removing column rectifier unit according to claim 1, it is characterised in that: described vacuum generator (4) is arranged on the outside in lightness-removing column (3) centre position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620134488.1U CN205391773U (en) | 2016-02-23 | 2016-02-23 | Butyl acetate atmospheric and vacuum distillation lightness -removing column rectifier unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620134488.1U CN205391773U (en) | 2016-02-23 | 2016-02-23 | Butyl acetate atmospheric and vacuum distillation lightness -removing column rectifier unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205391773U true CN205391773U (en) | 2016-07-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620134488.1U Active CN205391773U (en) | 2016-02-23 | 2016-02-23 | Butyl acetate atmospheric and vacuum distillation lightness -removing column rectifier unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205391773U (en) |
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2016
- 2016-02-23 CN CN201620134488.1U patent/CN205391773U/en active Active
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
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