CN105671646A - Improved liquid-phase tackifying vacuum system - Google Patents
Improved liquid-phase tackifying vacuum system Download PDFInfo
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- CN105671646A CN105671646A CN201410665919.2A CN201410665919A CN105671646A CN 105671646 A CN105671646 A CN 105671646A CN 201410665919 A CN201410665919 A CN 201410665919A CN 105671646 A CN105671646 A CN 105671646A
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- liquid
- phase condenser
- vapour phase
- roots blower
- condenser
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention relates to an improved liquid-phase tackifying vacuum system. The improved liquid-phase tackifying vacuum system comprises a liquid-phase tackifying reactor output pipe, the end opening of which is connected with a first liquid-phase condenser inlet pipe and a second liquid-phase condenser inlet pipe. The first liquid-phase condenser inlet pipe is arranged at the lower part of a first liquid-phase condenser. The second liquid-phase condenser inlet pipe is arranged at the lower part of a second liquid-phase condenser. The upper part of the first liquid-phase condenser is provided with a first liquid-phase condenser outlet pipe. The upper part of the second liquid-phase condenser is provided with a second liquid-phase condenser outlet pipe. A first roots blower is arranged on the first liquid-phase condenser outlet pipe. A second roots blower is arranged on the second liquid-phase condenser outlet pipe. The first roots blower and the second roots blower are connected with a liquid-ring pump via a pipeline. Inlets of the first roots blower and the second roots blower are connected with a nitrogen pipeline.The improved liquid-phase tackifying vacuum system is simple and compact in structure, low in manufacture cost and few in occupation area and helps save energy.
Description
Technical field
The present invention relates to a kind of vacuum system, be specifically related to a kind of liquid-phase tackifying vacuum system.
Background technology
At present, liquid-phase tackifying vacuum system still adopts the configuration mode of scraper condenser+ejector pump+liquid rotary pump, it relates to BD circulated sprinkling system and power steam system, particularly to involve the vacuum fluid-tight of barometric pipe, hard requirement is there is in this flow process in the discrepancy in elevation of equipment, it is difficulty with the reasonable Arrangement at filament building, and the energy consumption of BD circulation and power steam is also higher.
Summary of the invention
Goal of the invention: the invention aims to overcome deficiency of the prior art, it is provided that a kind of simple and compact for structure, low cost of manufacture, floor space is little, saves the liquid-phase tackifying vacuum system of the improvement of the energy.
Technical scheme: in order to solve above-mentioned technical problem, the liquid-phase tackifying vacuum system of a kind of improvement of the present invention, it includes liquid-phase tackifying reactor output channel, port at described liquid-phase tackifying reactor output channel connects the first vapour phase condenser inlet pipe and the second vapour phase condenser inlet pipe respectively, described first vapour phase condenser inlet pipe is located at the first vapour phase condenser, described second vapour phase condenser inlet pipe is located at the second vapour phase condenser, it is provided with the first vapour phase condenser on described first vapour phase condenser top and goes out pipe, it is provided with the second vapour phase condenser on described second vapour phase condenser top and goes out pipe, go out pipe is provided with the first roots blower at described first vapour phase condenser, go out pipe is provided with the second roots blower at described second vapour phase condenser, the outlet of described first roots blower and the second roots blower is connected with liquid rotary pump by pipeline, import at described first roots blower and the second roots blower connects nitrogen pipeline.
Described liquid rotary pump is divided into the first liquid rotary pump and the second liquid rotary pump, and they are arranged in parallel on the outlet conduit of described first roots blower and the second roots blower.
Being provided with the first upper port in described first vapour phase condenser overhead, bottom is provided with the first lower port.
Being provided with the second upper port in described second vapour phase condenser overhead, bottom is provided with the second lower port.
Beneficial effect: the present invention is compared with prior art, it has the remarkable advantages that: present configuration is simply compact, operate steadily reliable, adopt the mechanical type configuration mode of vapour phase condenser+roots blower+liquid rotary pump, not only reduce manufacturing cost, and floor space is little, save the energy, instructions for use can be met completely, major part easily solidifying component in scraper condenser trapping vapour phase is replaced with vapour phase condenser, not solidifying component is taken away by roots blower and liquid rotary pump, 2.5bar essence nitrogen is connect to regulate system vacuum at inlet of Roots blower, the collection liquid of vapour phase condenser and liquid rotary pump displacement liquid send into polymeric size configuration system according to component situation or BDO refines, and system participates in esterification, realize the full reuse of all materials, liquid rotary pump tail gas accesses polymerization exhaust system, send into hot Media Oven after process to burn, realize zero-emission.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further illustrated.
As shown in Figure 1, the liquid-phase tackifying vacuum system of a kind of improvement of the present invention, it includes liquid-phase tackifying reactor output channel 1, port at described liquid-phase tackifying reactor output channel 1 connects the first vapour phase condenser inlet pipe 2 and the second vapour phase condenser inlet pipe 3 respectively, described first vapour phase condenser inlet pipe 2 is located at the first vapour phase condenser 4 bottom, described second vapour phase condenser inlet pipe 3 is located at the second vapour phase condenser 5 bottom, it is provided with the first vapour phase condenser on described first vapour phase condenser 4 top and goes out pipe 6, it is provided with the second vapour phase condenser on described second vapour phase condenser 5 top and goes out pipe 7, go out pipe 6 is provided with the first roots blower 8 at described first vapour phase condenser, go out pipe 7 is provided with the second roots blower 9 at described second vapour phase condenser, described first roots blower 8 is connected with liquid rotary pump by pipeline with the outlet of the second roots blower 9, import at described first roots blower 8 and the second roots blower 9 connects nitrogen pipeline 10, described liquid rotary pump is divided into the first liquid rotary pump 11 and the second liquid rotary pump 12, and they are arranged in parallel on the outlet conduit 13 of described first roots blower 8 and the second roots blower 9, being provided with the first upper port 14 at described first vapour phase condenser 4 top, bottom is provided with the first lower port 15, being provided with the second upper port 16 at described second vapour phase condenser 5 top, bottom is provided with the second lower port 17. present configuration is simply compact, operate steadily reliable, adopt the mechanical type configuration mode of vapour phase condenser+roots blower+liquid rotary pump, not only reduce manufacturing cost, and floor space is little, save the energy, can meet instructions for use completely, replace major part easily solidifying component in scraper condenser trapping vapour phase with vapour phase condenser, not solidifying component is taken away by roots blower and liquid rotary pump, connects 2.5bar essence nitrogen to regulate system vacuum at inlet of Roots blower.
The invention provides a kind of thinking and method; the method and the approach that implement this technical scheme are a lot; the above is only the preferred embodiment of the present invention; should be understood that; for those skilled in the art, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications; these improvements and modifications also should be regarded as protection scope of the present invention, and all available prior art of each ingredient not clear and definite in the present embodiment is realized.
Claims (4)
1. the liquid-phase tackifying vacuum system improved, it is characterized in that: it includes liquid-phase tackifying reactor output channel (1), port described liquid-phase tackifying reactor output channel (1) connects the first vapour phase condenser inlet pipe (2) and the second vapour phase condenser inlet pipe (3) respectively, described first vapour phase condenser inlet pipe (2) is located at the first vapour phase condenser (4) bottom, described second vapour phase condenser inlet pipe (3) is located at the second vapour phase condenser (5) bottom, it is provided with the first vapour phase condenser on described first vapour phase condenser (4) top and goes out pipe (6), it is provided with the second vapour phase condenser on described second vapour phase condenser (5) top and goes out pipe (7), go out at described first vapour phase condenser and pipe (6) is provided with the first roots blower (8), go out at described second vapour phase condenser and pipe (7) is provided with the second roots blower (9), described first roots blower (8) is connected with liquid rotary pump by pipeline with the outlet of the second roots blower (9), import at described first roots blower (8) and the second roots blower (9) connects nitrogen pipeline (10).
2. the liquid-phase tackifying vacuum system of improvement according to claim 1, it is characterized in that: described liquid rotary pump is divided into the first liquid rotary pump (11) and the second liquid rotary pump (12), they are arranged in parallel on the outlet conduit (13) of described first roots blower (8) and the second roots blower (9).
3. the liquid-phase tackifying vacuum system of improvement according to claim 1, it is characterised in that: being provided with the first upper port (14) at described first vapour phase condenser (4) top, bottom is provided with the first lower port (15).
4. the liquid-phase tackifying vacuum system of improvement according to claim 1, it is characterised in that: being provided with the second upper port (16) at described second vapour phase condenser (5) top, bottom is provided with the second lower port (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410665919.2A CN105671646A (en) | 2014-11-19 | 2014-11-19 | Improved liquid-phase tackifying vacuum system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410665919.2A CN105671646A (en) | 2014-11-19 | 2014-11-19 | Improved liquid-phase tackifying vacuum system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105671646A true CN105671646A (en) | 2016-06-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410665919.2A Pending CN105671646A (en) | 2014-11-19 | 2014-11-19 | Improved liquid-phase tackifying vacuum system |
Country Status (1)
| Country | Link |
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| CN (1) | CN105671646A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3146189A1 (en) * | 1981-11-21 | 1983-05-26 | Leybold-Heraeus GmbH, 5000 Köln | METHOD FOR OPERATING A PRESSURE EXCHANGE SYSTEM AND PRESSURE EXCHANGE SYSTEM WORKING THIS METHOD |
| CN203454618U (en) * | 2013-08-13 | 2014-02-26 | 新疆齐鲁有限公司 | Vacuum drying and circulating system device used in process of producing short fiber from polyether bottle flakes |
| CN103835013A (en) * | 2014-03-06 | 2014-06-04 | 无锡市兴盛新材料科技有限公司 | Device and method for producing elastic PBT (polybutylene terephthalate) filaments by melt direct spinning |
| CN203770068U (en) * | 2014-04-21 | 2014-08-13 | 太仓塑料助剂厂有限公司 | Vacuum-pumping system of water ring |
| CN203820962U (en) * | 2014-03-06 | 2014-09-10 | 无锡市兴盛新材料科技有限公司 | Device for melt direct spinning production of PBT (polybutylece terephthalate) elastic filament |
| CN203837455U (en) * | 2014-04-18 | 2014-09-17 | 浙江新和成特种材料有限公司 | Vacuum flash drying system |
-
2014
- 2014-11-19 CN CN201410665919.2A patent/CN105671646A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3146189A1 (en) * | 1981-11-21 | 1983-05-26 | Leybold-Heraeus GmbH, 5000 Köln | METHOD FOR OPERATING A PRESSURE EXCHANGE SYSTEM AND PRESSURE EXCHANGE SYSTEM WORKING THIS METHOD |
| CN203454618U (en) * | 2013-08-13 | 2014-02-26 | 新疆齐鲁有限公司 | Vacuum drying and circulating system device used in process of producing short fiber from polyether bottle flakes |
| CN103835013A (en) * | 2014-03-06 | 2014-06-04 | 无锡市兴盛新材料科技有限公司 | Device and method for producing elastic PBT (polybutylene terephthalate) filaments by melt direct spinning |
| CN203820962U (en) * | 2014-03-06 | 2014-09-10 | 无锡市兴盛新材料科技有限公司 | Device for melt direct spinning production of PBT (polybutylece terephthalate) elastic filament |
| CN203837455U (en) * | 2014-04-18 | 2014-09-17 | 浙江新和成特种材料有限公司 | Vacuum flash drying system |
| CN203770068U (en) * | 2014-04-21 | 2014-08-13 | 太仓塑料助剂厂有限公司 | Vacuum-pumping system of water ring |
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Application publication date: 20160615 |