CN215085228U - Crude oil purification system is used in epoxidized soybean oil production - Google Patents
Crude oil purification system is used in epoxidized soybean oil production Download PDFInfo
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- CN215085228U CN215085228U CN202121747952.1U CN202121747952U CN215085228U CN 215085228 U CN215085228 U CN 215085228U CN 202121747952 U CN202121747952 U CN 202121747952U CN 215085228 U CN215085228 U CN 215085228U
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Abstract
The utility model relates to a crude oil purification system is used in epoxidized soybean oil production, including strip tower, filter equipment and pipe-line system, pipe-line system includes main filtration pipeline, main output pipeline, first branch pipeline and second branch pipeline. The utility model discloses a set up pipe-line system for epoxy soybean oil in the filter equipment when changing the filter screen realizes circulating in returning filter equipment through first lateral conduit, main output pipeline, oil pump, second lateral conduit, strip tower, main filtration pipeline, has realized that the oil pump lasts the operation, can realize the oil immediately after the filter screen change finishes and carry, has saved the time that produces between the restart to the normal operating after the oil pump stops, has greatly shortened production cycle.
Description
Technical Field
The utility model relates to an epoxidized soybean oil production field especially relates to an epoxidized soybean oil production is with crude oil purification system.
Background
The epoxidized soybean oil is a widely used polyvinyl chloride plasticizer and stabilizer, can obviously improve the thermo-optic stability of plastic products, has the characteristics of no toxicity and transparency, is suitable for being used as a plasticizer for food packaging materials, and is environment-friendly, safe and healthy.
At present, domestic epoxidized soybean oil is mostly generated by an epoxidation reaction under the action of a catalyst, a crude epoxidized soybean oil product obtained after the epoxidation reaction has more odorous gas and impurities, the crude epoxidized soybean oil product is further purified by a stripping tower and a filter after the epoxidation reaction, the stripping tower destroys the original gas-liquid two-phase balance through a stripping agent in a negative pressure environment to desorb the odorous gas, the filter generally utilizes a filter element to filter the impurities, the filter element is replaced after a period of time, when the filter element is replaced, the oil pump needs to be closed after the oil pump is replaced to avoid the pump body from being damaged due to idling, the oil pump is opened after the filter element is replaced, the oil pump needs to be opened again to normally run after the oil pump is stopped, the production cycle is greatly prolonged, in addition, in order to facilitate the replacement of the filter element, the epoxidized soybean oil in the filter needs to be emptied, resulting in waste and prolonged replacement time. Therefore, the utility model provides an epoxidized soybean oil production is with crude oil purification system solves above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a crude oil purification system is used in epoxidized soybean oil production, need unloading epoxidized soybean oil and make the oil pump stop work when solving the filter renew cartridge, cause the extravagant and extension production cycle's of oil problem.
In order to solve the technical problem, the utility model adopts the technical scheme that: the utility model provides an epoxidized soybean oil production is with crude oil purification system which innovation point lies in: comprises a stripping tower, a filtering device and a pipeline system;
the pipeline system comprises a main filtering pipeline, a main output pipeline, a first branch pipeline and a second branch pipeline;
the stripping tower is communicated with the filtering device through a main filtering pipeline, and a first valve is arranged on the main filtering pipeline;
a liquid inlet of the main output pipeline is communicated with the filtering device, a liquid outlet of the main output pipeline is communicated to the next working procedure, and a second valve, an oil pump and a third valve are sequentially arranged on the main output pipeline from the liquid inlet of the main output pipeline to the liquid outlet of the main output pipeline;
the liquid inlet of the first branch pipeline is communicated with the filtering device, the liquid outlet of the first branch pipeline is communicated with the main output pipeline and is positioned between the second valve and the oil pump, and the first branch pipeline is provided with a fourth valve;
and the liquid inlet of the second branch pipeline is communicated with the main output pipeline and is positioned between the oil pump and the third valve, the liquid outlet of the second branch pipeline is communicated with the stripping tower, and the second branch pipeline is provided with a fifth valve.
Furthermore, filter equipment includes oil bath and filter screen, the filter screen passes through the U-shaped recess setting and is in inside the oil bath.
Furthermore, the filtering device is provided with a first filtering outlet and a second filtering outlet, the first filtering outlet is arranged at the upper part of the side wall of the oil pool and communicated with the liquid inlet of the main output pipeline, and the second filtering outlet is arranged at the lower part of the side wall of the oil pool and communicated with the liquid inlet of the first branch pipeline.
The utility model has the advantages that:
(1) the utility model discloses a set up pipe-line system for epoxy soybean oil in the filter equipment returns through first lateral conduit, main output pipeline, oil pump, second lateral conduit, stripper, main filtration pipeline and realizes the circulation in the filter equipment when changing the filter screen, has realized that the oil pump runs continuously, can realize the oil immediately after the filter screen is changed and finish and carry, has saved the time that produces between restarting to normal operating after the oil pump stops, has greatly shortened production cycle;
(2) by arranging the oil tank and the filter screen and arranging the filter screen inside the oil tank through the U-shaped groove, the filter screen can be replaced under the condition that epoxidized soybean oil exists in the oil tank, the epoxidized soybean oil does not need to be emptied, the cost is saved, the mounting and dismounting are simple, and the filter screen replacement time is shortened;
(3) the inlet through with main output pipeline is linked together with the first filtration export that sets up on oil sump upper portion for only can realize the transport to next process after the liquid measure of the epoxidized soybean oil in the oil sump reaches the take the altitude, and filter the export with the inlet of first branch pipeline and the second that sets up in the oil sump lower part and be linked together, make when changing the filter screen, also can realize the circulation when only leaving a small amount of epoxidized soybean oil in the oil sump, effectively avoid the oil pump to take place to idle run and damage the pump body.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural diagram of a crude oil purification system for epoxidized soybean oil production according to the present invention;
fig. 2 is a schematic structural diagram of the middle filtering device of the present invention.
Reference numbers in the figures: 1. a stripping column; 2. a filtration device; 201. an oil sump; 202. a filter screen; 203. a U-shaped groove; 204. a first filtration outlet; 205. a second filtered outlet; 3. a main filtration conduit; 301. a first valve; 4. a main output conduit; 401. a second valve; 402. a third valve; 5. a first branch conduit; 501. a fourth valve; 6. a second branch conduit; 601. a fifth valve; 7. an oil pump.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A crude oil purification system for epoxidized soybean oil production as shown in fig. 1-2, comprising a stripping tower 1, a filtering device 2 and a piping system;
stripping column 1 has a liquid inlet and a liquid outlet, and filtration device 2 has a filtration inlet, a first filtration outlet 204 and a second filtration outlet 205, and the piping system comprises main filtration conduit 3, main output conduit 4, first branch conduit 5 and second branch conduit 6.
The liquid inlet of main filter pipeline 3 is linked together with the liquid outlet of strip tower 1, and the liquid outlet of main filter pipeline 3 is connected with filter equipment's filtration import, is equipped with first valve 301 on main filter pipeline 3.
The liquid inlet of the main output pipeline 4 is communicated with the first filtering outlet 204 of the filtering device 2, the liquid outlet of the main output pipeline 4 is communicated to the next process, and a second valve 401, an oil pump 7 and a third valve 402 are sequentially arranged on the main output pipeline 4 from the liquid inlet of the main output pipeline 4 to the liquid outlet of the main output pipeline 4.
The liquid inlet of the first branch pipe 5 is communicated with the second filtering outlet 205 of the filtering device 2, the liquid outlet of the first branch pipe 5 is communicated with the main output pipe 4 and is positioned between the second valve 401 and the oil pump 7, and the first branch pipe 5 is provided with a fourth valve 501.
A liquid inlet of the second branch pipeline 6 is communicated with the main output pipeline 4 and is positioned between the oil pump 7 and the third valve 402, a liquid outlet of the second branch pipeline 6 is communicated with a liquid inlet of the stripping tower 1, and the second branch pipeline 6 is provided with a fifth valve 601.
Through setting up pipe-line system, when changing the filter screen, epoxidized soybean oil still can realize flowing through the main filtration pipeline from the strip tower, filter equipment, first branch pipeline, main output pipeline, the oil pump, the circulation that the strip tower was returned at last to the second branch pipeline, has realized that the oil pump lasts the operation, can realize oil immediately after the filter screen change finishes and carry, has saved the time that produces between restarting to the normal operating after the oil pump stops, has greatly shortened production cycle.
Filter equipment 2 includes oil bath 201 and filter screen 202, oil bath 201 includes the curb plate of bottom plate and four vertical settings, bottom plate and curb plate mutually support and form the cuboid cavity that is used for the oil storage, all be provided with the U-shaped recess 203 of a vertical setting on two inboards of one of them a pair of curb plate of oil bath 201, filter screen 202 is installed inside oil bath 201 through the U-shaped recess 203 of vertical setting, the filter equipment of this kind of structure, make also can realize the filter screen and change under the inherent condition that has epoxidized soybean oil in oil bath, need not the epoxidized soybean oil of unloading, the cost is saved, and the installation is dismantled simply, the filter screen change time has been shortened.
A side plate of the oil pool 201 is provided with a filtering inlet, a first filtering outlet 204 and a second filtering outlet 205, the filtering inlet is arranged on one side of the filtering net 202, the first filtering outlet 204 and the second filtering outlet 205 are arranged on the other side of the filtering net 202, the first filtering outlet 204 is arranged on the upper part of the side plate of the oil pool 201 and is communicated with a liquid inlet of the main output pipeline 4, so that the conveying of the next process can be realized only when the liquid amount of the epoxidized soybean oil in the oil pool reaches a certain height; and the second filters the export 205 and sets up in the lower part of oil bath 201 curb plate and is linked together with the inlet of first branch pipeline 5 for when changing the filter screen, also can realize the circulation when only leaving a small amount of epoxidized soybean oil in the oil bath, effectively avoid the oil pump to take place idle running and damage the pump body.
The working principle is as follows: when the filter screen 202 of the filter device 2 is replaced, the normal operation of the oil pump 7 is kept, the first valve 301 is opened, the fourth valve 501 and the fifth valve 601 are opened, the second valve 401 and the third valve 402 are closed, the epoxidized soybean oil in the oil pool 201 returns to the oil pool 201 through the first branch pipeline 5, the main output pipeline 4, the oil pump 7, the second branch pipeline 6, the stripping tower 1 and the main filter pipeline 3, circulation is realized, the filter screen 202 needing to be replaced is lifted in the process, a new filter screen is limited in the oil pool 201 through the U-shaped groove, after the replacement is finished, the second valve 401 and the third valve 402 are opened, the fourth valve 501 and the fifth valve 601 are closed, and the epoxidized soybean oil is normally purified and conveyed to the next process.
The utility model provides a pair of crude oil purification system is used in epoxidized soybean oil production can keep the oil pump to last the operation when changing the filter screen, can realize the oil immediately after the filter screen change finishes and carry, has saved the time that the oil pump produced after stopping restart between the normal operating, has greatly shortened production cycle.
It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. The utility model provides an epoxidized soybean oil production is with crude oil purification system which characterized in that: comprises a stripping tower, a filtering device and a pipeline system;
the pipeline system comprises a main filtering pipeline, a main output pipeline, a first branch pipeline and a second branch pipeline;
the stripping tower is communicated with the filtering device through a main filtering pipeline, and a first valve is arranged on the main filtering pipeline;
a liquid inlet of the main output pipeline is communicated with the filtering device, a liquid outlet of the main output pipeline is communicated to the next working procedure, and a second valve, an oil pump and a third valve are sequentially arranged on the main output pipeline from the liquid inlet of the main output pipeline to the liquid outlet of the main output pipeline;
the liquid inlet of the first branch pipeline is communicated with the filtering device, the liquid outlet of the first branch pipeline is communicated with the main output pipeline and is positioned between the second valve and the oil pump, and the first branch pipeline is provided with a fourth valve;
and the liquid inlet of the second branch pipeline is communicated with the main output pipeline and is positioned between the oil pump and the third valve, the liquid outlet of the second branch pipeline is communicated with the stripping tower, and the second branch pipeline is provided with a fifth valve.
2. The crude oil purification system for epoxidized soybean oil production according to claim 1, characterized in that: the filtering device comprises an oil pool and a filtering net, wherein the filtering net is arranged in the oil pool through a U-shaped groove.
3. The crude oil purification system for epoxidized soybean oil production according to claim 2, characterized in that: the filtering device is provided with a first filtering outlet and a second filtering outlet, the first filtering outlet is arranged at the upper part of the side wall of the oil pool and communicated with the liquid inlet of the main output pipeline, and the second filtering outlet is arranged at the lower part of the side wall of the oil pool and communicated with the liquid inlet of the first branch pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121747952.1U CN215085228U (en) | 2021-07-29 | 2021-07-29 | Crude oil purification system is used in epoxidized soybean oil production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121747952.1U CN215085228U (en) | 2021-07-29 | 2021-07-29 | Crude oil purification system is used in epoxidized soybean oil production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215085228U true CN215085228U (en) | 2021-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121747952.1U Active CN215085228U (en) | 2021-07-29 | 2021-07-29 | Crude oil purification system is used in epoxidized soybean oil production |
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- 2021-07-29 CN CN202121747952.1U patent/CN215085228U/en active Active
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