CN210495288U - Integrated ethylene glycol refining equipment - Google Patents
Integrated ethylene glycol refining equipment Download PDFInfo
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- CN210495288U CN210495288U CN201921468015.5U CN201921468015U CN210495288U CN 210495288 U CN210495288 U CN 210495288U CN 201921468015 U CN201921468015 U CN 201921468015U CN 210495288 U CN210495288 U CN 210495288U
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Abstract
The utility model relates to integrated ethylene glycol refining equipment, which comprises a base; the rectifying kettle is arranged on the base, the bottom of the rectifying kettle is provided with a bottom valve, and the upper part of the rectifying kettle is provided with a feeding valve; the rectifying column is arranged above the rectifying kettle, and a filler is arranged in the rectifying column; a liquid distributor arranged above the rectifying column; the liquid collecting plate is arranged above the liquid distributor; the condenser is arranged above the liquid collecting plate, and the outlet of the condenser is a vacuum interface; the outlet of the liquid collecting plate is respectively connected with a return pipe and a discharge pipe, and the return pipe is provided with a return regulating valve and is connected to a liquid distributor. The utility model provides promote the rectification effect, carry out the purification of degree of depth rectification to ethylene glycol, control impurity content obtains the ethylene glycol product that accords with accurate electron trade operation requirement.
Description
Technical Field
The utility model relates to a rectification purification technical field especially relates to an integrated type ethylene glycol refining equipment.
Background
Ethylene glycol is also known as "glycol" or "1, 2-ethylene glycol", for shortEG of the formula (CH)2OH)2Is the simplest diol. Ethylene glycol is a colorless, odorless, sweet liquid. Ethylene glycol is miscible with water and acetone, but has low solubility in ethers. The glycol is mainly used for preparing polyester terylene, polyester resin, moisture absorbent, plasticizer, surfactant, synthetic fiber, cosmetics and explosive, and is also used as solvent for dye, printing ink and the like, antifreeze agent for preparing engine, gas dehydrating agent, and wetting agent for preparing resin, glass paper, fiber, leather and adhesive. Ethylene glycol is also applied to the precision electronics industry, but common ethylene glycol contains metal ions, and the metal ions can remain on electronic devices when being applied to the electronics industry, so that the product quality is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the above-mentioned not enough, provide an integrated type ethylene glycol refining equipment, improve the rectification effect.
The purpose of the utility model is realized like this:
an integrated ethylene glycol refining device comprises a base; the rectifying kettle is arranged on the base, the bottom of the rectifying kettle is provided with a bottom valve, and the upper part of the rectifying kettle is provided with a feeding valve; the rectifying column is arranged above the rectifying kettle, and a filler is arranged in the rectifying column; a liquid distributor arranged above the rectifying column; the liquid collecting plate is arranged above the liquid distributor; the condenser is arranged above the liquid collecting plate, and the outlet of the condenser is a vacuum interface; the outlet of the liquid collecting plate is respectively connected with a return pipe and a discharge pipe, and the return pipe is provided with a return regulating valve and is connected to a liquid distributor.
Furthermore, the liquid distributor comprises a liquid distribution pipe, a liquid inlet and a liquid guide pipe, the liquid distribution pipe comprises a transverse pipe and a vertical pipe which are vertically communicated, one end of the vertical pipe is arranged at the center of the transverse pipe, the other end of the vertical pipe is provided with the liquid inlet, and the liquid inlet is connected with a return pipe; a plurality of liquid guide pipes are uniformly distributed on two sides of the transverse pipe and are communicated with the transverse pipe.
Further, the outer wall of the rectifying still is provided with a heating jacket.
Furthermore, heat insulation cotton is filled between the inner wall of the rectification column and the filler.
Furthermore, the bottom of the condenser is provided with a steam inlet, the lower part of one side of the condenser is provided with a condensed water inlet, and the upper part of the other side of the condenser is provided with a condensed water outlet.
Furthermore, the liquid collecting plate is provided with at least one air hole.
Furthermore, a discharge valve is arranged on the discharge pipe.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses the rectifying column that is equipped with the packing is connected to the rectifying still upper end, set up liquid distributor in the rectifying column top, top at liquid distributor sets up liquid collecting plate, top at liquid collecting plate sets up the condenser, the export of condenser links to each other with vacuum unit, liquid on the liquid collecting plate flows in discharging pipe and back flow through the export, partly liquid is collected after passing through the discharging pipe, promptly for the product, another part liquid passes through the inlet that the back flow control valve got into liquid distributor, carry out the liquid redistribution, the liquid that descends contacts with the gas that rises, promote the rectification effect, carry out the degree of depth rectification purification to ethylene glycol, control impurity content, obtain the ethylene glycol product that accords with accurate electron trade operation requirement.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the condenser of the present invention.
Figure 3 is the top view of the liquid collecting plate of the utility model.
Figure 4 is the utility model discloses a cross-sectional view of collection liquid board.
Fig. 5 is a schematic structural diagram of the liquid distributor according to the present invention.
Wherein:
the device comprises a base 1, a bottom valve 2, a rectifying still 3, a heating jacket 4, a feed valve 5, a feed inlet 6, a filler 7, heat-insulating cotton 8, a liquid distributor 9, a liquid distribution pipe 9.1, a liquid inlet 9.2, a liquid guide pipe 9.3, a liquid collection plate 10, an air hole 10.1, a condenser 11, a shell 11.1, a condenser pipe 11.2, a steam inlet 11.3, a condensed water inlet 12, a condensed water outlet 13, a vacuum interface 14, a return pipe 15, a reflux adjusting valve 16, a discharge pipe 17 and a discharge valve 18.
Detailed Description
For better understanding of the technical solution of the present invention, the following detailed description will be made with reference to the accompanying drawings. It should be understood that the following embodiments are not intended to limit the embodiments of the present invention, but only the embodiments of the present invention. It should be noted that the description of the positional relationship of the components, such as the component a is located above the component B, is based on the description of the relative positions of the components in the drawings, and is not intended to limit the actual positional relationship of the components.
Example 1:
referring to fig. 1, fig. 1 illustrates an integrated ethylene glycol refining apparatus according to the present invention. As shown in the figure, the utility model discloses an integrated type ethylene glycol refining equipment includes: a base 1; a rectifying still 3 arranged on the base 1, wherein the bottom of the rectifying still 3 is provided with a bottom valve 2, and the upper part of the rectifying still 3 is provided with a feed valve 5; the rectifying column is arranged above the rectifying kettle 3, and a filler 7 is arranged in the rectifying column; a liquid distributor 9 arranged above the rectification column; a liquid collecting plate 10 arranged above the liquid distributor 9; and the condenser 11 is arranged above the liquid collecting plate 10, and the outlet of the condenser 11 is a vacuum interface 14 and is connected with a vacuum unit.
In this embodiment, the outer wall of the rectifying still 3 is provided with a heating jacket 4.
In this embodiment, heat insulation cotton 8 is filled between the inner wall of the rectification column and the filler 7.
Referring to fig. 2, fig. 2 is a schematic structural diagram of a condenser according to the present invention. As shown in the figure, the bottom of the condenser 11 is provided with a steam inlet 11.3, the lower part of one side is provided with a condensed water inlet 12, the upper part of the other side is provided with a condensed water outlet 13, and a condenser pipe 11.2 is arranged in the condenser 11.
Referring further to fig. 3 and 4, fig. 3 and 4 depict a top view and a cross-sectional view, respectively, of a liquid collection plate of the present invention. As shown in the figure, two air holes 10.1 are arranged on the liquid collecting plate 10, and the two air holes 10.1 are uniformly distributed on the left part and the right part of the liquid collecting plate 10.
Referring to fig. 5, fig. 5 is a schematic structural diagram of a liquid distributor according to the present invention. As shown in the figure, the liquid distributor 9 includes a liquid distribution pipe 9.1, a liquid inlet 9.2 and a liquid guide pipe 9.3, the liquid distribution pipe 9.1 includes a horizontal pipe and a vertical pipe which are vertically communicated, one end of the vertical pipe is arranged at the center of the horizontal pipe, the other end of the vertical pipe is provided with the liquid inlet 9.2, a plurality of liquid guide pipes 9.3 are uniformly distributed on two sides of the horizontal pipe, and the liquid guide pipes 9.3 are communicated with the horizontal pipe.
In this embodiment, the outlet of the liquid collecting plate 10 is respectively connected with a return pipe 15 and a discharge pipe 17, the return pipe 15 is provided with a backflow regulating valve 16 and is connected to a liquid inlet 9.2 of the liquid distributor 9, and the discharge pipe 17 is provided with a discharge valve 18.
The working principle is as follows:
and opening a feed valve, adding the raw material ethylene glycol from a feed inlet, and closing the feed valve after the addition is finished. Open vacuum interface and insert vacuum unit, open the comdenstion water entry and insert the comdenstion water, with the ethylene glycol raw materials in the heating jacket heating rectifying still, raw materials steam rises and passes through the filler, come out from the gas pocket on the collecting plate behind the liquid distributor, then in getting into the condenser pipe through condenser steam entry, steam is after the condensation becomes liquid, descend to the collecting plate, liquid on the collecting plate flows into discharging pipe and back flow through the export, partly liquid collects behind the discharging pipe, be the product, another part liquid passes through the inlet that the flow back governing valve got into the liquid distributor, carry out the liquid redistribution, descending liquid contacts with the gas that rises, promote the rectification effect.
The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.
Claims (7)
1. An integrated ethylene glycol refining apparatus, comprising:
a base (1);
the rectifying kettle (3) is arranged on the base (1), the bottom of the rectifying kettle (3) is provided with a bottom valve (2), and the upper part of the rectifying kettle is provided with a feeding valve (5);
the rectifying column is arranged above the rectifying kettle (3), and a filler (7) is arranged in the rectifying column;
a liquid distributor (9) disposed above the rectification column;
a liquid collecting plate (10) arranged above the liquid distributor (9);
the condenser (11) is arranged above the liquid collecting plate (10), and an outlet of the condenser (11) is a vacuum interface (14);
the outlet of the liquid collecting plate (10) is respectively connected with a return pipe (15) and a discharge pipe (17), and the return pipe (15) is provided with a backflow regulating valve (16) and is connected into the liquid distributor (9).
2. The integrated ethylene glycol refining apparatus according to claim 1, wherein: the liquid distributor (9) comprises a liquid distribution pipe (9.1), a liquid inlet (9.2) and a liquid guide pipe (9.3), the liquid distribution pipe (9.1) comprises a transverse pipe and a vertical pipe which are vertically communicated, one end of the vertical pipe is arranged at the center of the transverse pipe, the other end of the vertical pipe is provided with the liquid inlet (9.2), and the liquid inlet (9.2) is connected with a return pipe (15); a plurality of liquid guide pipes (9.3) are uniformly distributed on two sides of the transverse pipe, and the liquid guide pipes (9.3) are communicated with the transverse pipe.
3. The integrated ethylene glycol refining apparatus according to claim 1, wherein: and a heating jacket (4) is arranged on the outer wall of the rectifying kettle (3).
4. The integrated ethylene glycol refining apparatus according to claim 1, wherein: and heat insulation cotton (8) is filled between the inner wall of the rectification column and the filler (7).
5. The integrated ethylene glycol refining apparatus according to claim 1, wherein: the bottom of the condenser (11) is provided with a steam inlet (11.3), the lower part of one side is provided with a condensed water inlet (12), and the upper part of the other side is provided with a condensed water outlet (13).
6. The integrated ethylene glycol refining apparatus according to claim 1, wherein: the liquid collecting plate (10) is provided with at least one air hole (10.1).
7. The integrated ethylene glycol refining apparatus according to claim 1, wherein: a discharge valve (18) is arranged on the discharge pipe (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921468015.5U CN210495288U (en) | 2019-09-05 | 2019-09-05 | Integrated ethylene glycol refining equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921468015.5U CN210495288U (en) | 2019-09-05 | 2019-09-05 | Integrated ethylene glycol refining equipment |
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| Publication Number | Publication Date |
|---|---|
| CN210495288U true CN210495288U (en) | 2020-05-12 |
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ID=70568289
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921468015.5U Active CN210495288U (en) | 2019-09-05 | 2019-09-05 | Integrated ethylene glycol refining equipment |
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| CN (1) | CN210495288U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110393939A (en) * | 2019-09-05 | 2019-11-01 | 江苏美阳科技有限公司 | Precise electronic industry spent glycol depth rectifier unit |
| CN115400449A (en) * | 2022-07-26 | 2022-11-29 | 万华化学集团股份有限公司 | Method for dehydrating alcohol-containing water vapor in polyester reaction kettle by utilizing dehydration tower |
-
2019
- 2019-09-05 CN CN201921468015.5U patent/CN210495288U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110393939A (en) * | 2019-09-05 | 2019-11-01 | 江苏美阳科技有限公司 | Precise electronic industry spent glycol depth rectifier unit |
| CN115400449A (en) * | 2022-07-26 | 2022-11-29 | 万华化学集团股份有限公司 | Method for dehydrating alcohol-containing water vapor in polyester reaction kettle by utilizing dehydration tower |
| CN115400449B (en) * | 2022-07-26 | 2023-12-19 | 万华化学集团股份有限公司 | Method for dehydrating alcohol-containing water-containing steam of polyester reaction kettle by utilizing dehydration tower |
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Effective date of registration: 20210702 Address after: 214421 No. 8-5 Xiangyang Road, Huashi Town, Jiangyin City, Wuxi, Jiangsu Patentee after: Li Xiangqing Address before: 214434 No.12 Xinsheng Road, Jiangyin high tech Zone, Wuxi City, Jiangsu Province Patentee before: Jiangsu Meiyang Technology Co.,Ltd. |