CN217697949U - Purification device is used in ethylene carbonate production - Google Patents
Purification device is used in ethylene carbonate production Download PDFInfo
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- CN217697949U CN217697949U CN202221988281.2U CN202221988281U CN217697949U CN 217697949 U CN217697949 U CN 217697949U CN 202221988281 U CN202221988281 U CN 202221988281U CN 217697949 U CN217697949 U CN 217697949U
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- box
- ethylene carbonate
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a purification device is used in production of ethylene carbonate, the power distribution box comprises a box body, one side top of box is equipped with the inlet pipe, the top of box is equipped with the circulating pipe that extends to the box, the part that the circulating pipe is located the top outside of box communicates in proper order and is equipped with temperature regulation apparatus and circulating pump one, the circulating pipe is located and surrounds being equipped with a plurality of heat transfer fin on the part in the box, the bottom of box is equipped with the three-way pipe, the one end of three-way pipe is equipped with valve one, and the other end is equipped with the pipeline that extends to the box top and communicate with the box, be equipped with valve two and circulating pump two on the pipeline, be equipped with temperature-sensing ware on the inside wall of box, the outside of box is equipped with the controller, the controller respectively with temperature regulation apparatus, circulating pump one, circulating pump two and temperature-sensing ware. The utility model has the advantages of: simple structure, high-purity ethylene carbonate extraction that purification efficiency is high is used.
Description
Technical Field
The utility model relates to a meticulous chemical production technical field specifically indicates a purification device is used in production of ethylene carbonate ester.
Background
The ethylene carbonate is an organic solvent with excellent performance and can dissolve various polymers; in addition, the product can be used as an organic intermediate to replace ethylene oxide for a dioxygenation reaction and is a main raw material for producing dimethyl carbonate by a transesterification method; can also be used as raw materials for synthesizing furazolidone, water glass series sizing agent, fiber finishing agent and the like; in addition, the electrolyte is also applied to lithium battery electrolytes. Ethylene carbonate is also useful as a reactive intermediate in the production of lubricating oils and greases.
The ethylene carbonate has higher requirements on the purity of the ethylene carbonate in the use of lithium batteries, and the ethylene carbonate is purified by mainly adopting a distillation, rectification or adsorption and rectification combined mode in industry, but the purification mode has the problems of low yield, unstable product quality, impurity residue and the like, and has a certain gap for the quality index of a battery-grade product of an electrolyte solvent, so that the requirement of the increasingly developed lithium battery industry on a high-purity ethylene carbonate solvent cannot be met.
Similar purification devices exist in the prior art, but the device is complex in structure and low in purification efficiency, and needs to be further improved.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome above difficulty, provide a simple structure, the high-purity ethylene carbonate of purification efficiency is extracted and is used purification device for ethylene carbonate production.
In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a purification device is used in ethylene carbonate production, includes the box, one side top of box is equipped with the inlet pipe, the top of box is equipped with the circulating pipe that extends to the box, the part that the circulating pipe is located the top outside of box communicates in proper order and is equipped with temperature regulation apparatus and circulating pump one, the circulating pipe is located and surrounds being equipped with a plurality of heat transfer fin on the part in the box, the bottom of box is equipped with the three-way pipe, the one end of three-way pipe is equipped with valve one, and the other end is equipped with the pipeline that extends to the box top and communicate with the box, be equipped with valve two and circulating pump two on the pipeline, be equipped with the temperature-sensing ware on the inside wall of box, the outside of box is equipped with the controller, the controller respectively with temperature regulation apparatus, circulating pump one, circulating pump two and temperature-sensing ware.
As an improvement, the bottom of the box body is uniformly provided with a plurality of supporting legs.
As an improvement, the bottom of the box body is arc-shaped.
As an improvement, a plurality of notches which are uniformly arranged are arranged on the heat exchange fins.
Compared with the prior art, the utility model the advantage lie in: a plurality of heat exchange fins are arranged on the part of the circulating pipe in the box body in a surrounding manner, and gaps on the heat exchange fins can provide a carrier for the solidification of the ethylene carbonate under the condition of not obstructing the flow of the ethylene carbonate solution; the first circulating pump is matched with the temperature adjusting device and can adjust the temperature of the circulating pipe and the heat exchange fins; the pipeline is matched with the circulating pump, so that the ethylene carbonate solution in the box body can be circulated, and the ethylene carbonate is accelerated to be solidified on the heat exchange fins.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the heat exchange fin of the present invention.
As shown in the figure: 1. the device comprises a box body, 2, supporting legs, 3, a feeding pipe, 4, a circulating pipe, 5, a temperature adjusting device, 6, a first circulating pump, 7, a heat exchange fin, 8, a three-way pipe, 9, a first valve, 10, a pipeline, 11, a second valve, 12, a second circulating pump, 13, a temperature sensor, 14, a controller, 15 and a notch.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
With reference to the accompanying drawings 1-2, the purifying device for producing the ethylene carbonate comprises a box body 1, wherein a plurality of supporting legs 2 are uniformly arranged at the bottom of the box body 1, a feeding pipe 3 is arranged at the top of one side of the box body 1, a circulating pipe 4 extending into the box body 1 is arranged at the top of the box body 1, a temperature adjusting device 5 and a first circulating pump 6 are sequentially communicated with the part, located outside the top of the box body 1, of the circulating pipe 4, a plurality of heat exchange fins 7 are arranged on the part, located inside the box body 1, of the circulating pipe 4 in a surrounding manner, a three-way pipe 8 is arranged at the bottom of the box body 1, a first valve 9 is arranged at one end of the three-way pipe 8, a pipeline 10 extending to the top of the box body 1 and communicated with the box body 1 is arranged at the other end of the three-way pipe 8, a second valve 11 and a second circulating pump 12 are arranged on the pipeline 10, a temperature sensor 13 is arranged on the inner side wall of the box body 1, a controller 14 is arranged outside the box body 1, and the controller 14 is respectively communicated with the temperature adjusting device 5, the first circulating pump 6, the second circulating pump 12 and the temperature sensor 13.
The circulating pipe 4 is filled with a heat exchange medium.
The bottom of the box body 1 is arc-shaped.
The heat exchange fins 7 are provided with a plurality of notches 15 which are uniformly arranged.
The utility model discloses when specifically implementing, people with the ethylene carbonate solution through feed inlet 3 leading-in to in the box 1, then open temperature regulation apparatus 5 through controller 14, circulating pump one 6, circulating pump two 12 and temperature-sensing ware 13, heat transfer medium in the circulating pipe 4 is carried through circulating pump one 6 after temperature regulation apparatus 5 adjusts, make it flow in circulating pipe 4, the ethylene carbonate solution in the box 1 is through circulating pump two 12 and pipeline 10 transport back circulation flow, the ethylene carbonate solution flows through into from heat transfer fin 7 and can solidify on heat transfer fin 7, treat to solidify behind a certain quantity, people open valve one 9 and valve two 11 with the ethylene carbonate solution discharge in the box 1 collect for other use, then heighten temperature regulation apparatus 5's temperature through controller 14, and then adjust heat transfer medium's temperature, heat transfer medium passes from circulating pipe 4, make the ethylene carbonate solution of solidification on heat transfer fin 7 melt through the three-way pipe 8 discharge can.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (4)
1. The utility model provides a purification device is used in ethylene carbonate production which characterized in that: the improved water heater comprises a tank body, one side top of box is equipped with the inlet pipe, the top of box is equipped with the circulating pipe that extends to the box, the part that the circulating pipe is located the top outside of box communicates in proper order and is equipped with temperature regulation device and circulating pump one, the circulating pipe is located and surrounds a plurality of heat transfer fin on the part in the box, the bottom of box is equipped with the three-way pipe, the one end of three-way pipe is equipped with valve one, and the other end is equipped with the pipeline that extends to the box top and communicate with the box, be equipped with valve two and circulating pump two on the pipeline, be equipped with the temperature-sensing ware on the inside wall of box, the outside of box is equipped with the controller, the controller respectively with temperature regulation device, circulating pump one, circulating pump two and temperature-sensing ware.
2. The purification apparatus for ethylene carbonate production according to claim 1, wherein: the bottom of the box body is evenly provided with a plurality of supporting legs.
3. The purification apparatus for ethylene carbonate production according to claim 1, wherein: the bottom of the box body is arc-shaped.
4. The purification device for producing ethylene carbonate according to claim 1, wherein: the heat exchange fins are provided with a plurality of notches which are uniformly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221988281.2U CN217697949U (en) | 2022-07-30 | 2022-07-30 | Purification device is used in ethylene carbonate production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221988281.2U CN217697949U (en) | 2022-07-30 | 2022-07-30 | Purification device is used in ethylene carbonate production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217697949U true CN217697949U (en) | 2022-11-01 |
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ID=83780678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221988281.2U Active CN217697949U (en) | 2022-07-30 | 2022-07-30 | Purification device is used in ethylene carbonate production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217697949U (en) |
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2022
- 2022-07-30 CN CN202221988281.2U patent/CN217697949U/en active Active
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