CN212491605U

CN212491605U - Novel esterification deacidification tower

Info

Publication number: CN212491605U
Application number: CN202021016642.8U
Authority: CN
Inventors: 邹华
Original assignee: Chongqing Yixiang Chemical Co ltd
Current assignee: Chongqing Yixiang Chemical Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2021-02-09
Anticipated expiration: 2030-06-05

Abstract

The utility model discloses a novel esterification deacidification tower, which comprises an oil-water separation chamber, an oil-water separation tray and a deacidification tower, wherein the upper part of the oil-water separation tray is provided with an upper oil phase chamber, the lower part of the oil-water separation tray is provided with a lower water phase chamber, a condenser is arranged between the oil-water separation chamber and the deacidification tower, the inlet and the outlet of the condenser are respectively communicated with a guide pipe, the oil-water separation chamber, the condenser and the deacidification tower are sequentially communicated with the guide pipes, the tray in the esterification deacidification tower can send organic acid in deacidified crude products back to a reaction system for re-esterification, the acidity of the crude products can be reduced from 1-2% to below 0.5%, so that the quality of the products is greatly improved, the integral structure of the novel esterification deacidification tower is reasonable, the operation is convenient, the process is safe and reliable, the subsequent processes of deacidification again are avoided, the damage is greatly reduced, is favorable for popularization and use in the technical field of deacidification towers.

Description

Novel esterification deacidification tower

Technical Field

The utility model relates to a deacidification tower technical field especially relates to a novel deacidification tower esterifies.

Background

The raw vegetable oil contains certain free fatty acid, which needs to be removed, otherwise, the quality of the oil is reduced, and the rancidity of the oil is easy to cause in a short time.

At present, domestic plant oil processing enterprises are mostly carried out by using an esterification deacidification tower, and distillate at the top of the deacidification tower is cooled by a condenser and then layered in an oil-water separator; extracting the water phase (lower water phase) obtained by layering; the oil phase (upper oil phase) obtained by layering is a crude product of n-propyl acetate, but the existing deacidification crude product also contains organic acid, so that the quality is reduced, and if the deacidification process is carried out again subsequently, the cost is increased invisibly, and the loss is increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel deacidification tower esterifies, this novel deacidification tower of esterifying of aim at can separate out the organic acid in the deacidification coarse product to send back reaction system with organic acid, esterify again, make the quality of product improve greatly.

In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:

the utility model provides a novel deacidification tower esterifies, includes oil-water separation storehouse, oil-water separation tower tray and deacidification tower, install the oil-water separation tower tray in the inner chamber in oil-water separation storehouse, the top of oil-water separation tower tray sets up to upper oil phase storehouse, the below of oil-water separation tower tray sets up to lower floor's aqueous phase storehouse, be provided with the condenser between oil-water separation storehouse and the deacidification tower, the business turn over end of condenser all switches on there is the pipe, oil-water separation storehouse, condenser and deacidification tower loop through the pipe switch-on, the inlet pipe of esterifying is installed to the bottom of deacidification tower, the outside in oil-water separation storehouse is provided with the circulation pond, the inner chamber to the circulation pond is switched on in the lower floor's aqueous phase storehouse, install the circulating pump in the circulation pond, the circulating pipe is installed to the play water.

Preferably, in the above novel esterification deacidification tower, a filter screen is fixedly installed in the inner cavity of the circulation tank, a circulation pump in the circulation tank is arranged near one side of the deacidification tower, and a water inlet of the circulation pump in the circulation tank is installed on the side wall of the filter screen.

Based on the technical characteristics, the installation of the filter screen can avoid the blockage of the circulating pump in the circulating pool, thereby being beneficial to the long-term use of the device.

Preferably, in the novel esterification deacidification tower, a drain pipe is installed at the bottom of the circulating tank, and a stop valve is installed on the drain pipe.

Based on the technical characteristics, through the installation of blow off pipe to impurity in the circulation pond is cleared away the operation.

Preferably, in the novel esterification and deacidification tower, the circulating pipe is communicated with branch pipes, and the number of the branch pipes above the circulating pipe is at least one.

Based on the technical characteristics, the effect of re-esterifying the organic acid can be improved through the installation of the branch pipes, so that the quality of the product is greatly improved.

Preferably, in the novel esterification deacidification tower, the tail ends of the circulating pipe and the branch pipes are communicated and provided with through pipes, each through pipe is arranged in parallel, and the shower heads are symmetrically and equally arranged on the through pipes from top to bottom.

Based on the technical characteristics, the esterification deacidification effect of the materials in the deacidification tower can be improved by arranging the upper groups and the lower groups of shower heads.

Preferably, in the novel esterification and deacidification tower, electromagnetic valves are arranged outside the circulating pipe and the branch pipes.

Based on the technical characteristics, the circulating pipe and the branch pipe are installed through the electromagnetic valve so as to be convenient to control.

The utility model has the advantages that:

(1) the tower tray in the esterification deacidification tower can send the organic acid in the deacidification crude product back to the reaction system for re-esterification, and can reduce the acidity of the crude product from 1-2% to below 0.5%, so that the quality of the product is greatly improved.

(2) The utility model discloses a structure in circulation pond sets up rationally, the simple operation, safe and reliable, and easy to clean has avoided follow-up deacidification technology once more, and the damage that has significantly reduced has fine practicality and suitability, is favorable to using widely in deacidification tower technical field.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1 according to the present invention;

fig. 3 is a top view of the deacidification tower of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. an oil-water separation bin; 2. an oil-water separation tray; 3. a lower aqueous phase bin; 4. an upper oil phase bin; 5. a condenser; 6. a conduit; 7. a deacidification tower; 8. a circulation tank; 9. a circulation pipe; 10. an electromagnetic valve; 11. a branch pipe; 12. pipe passing; 13. a shower head; 14. an esterification feed pipe; 15. filtering with a screen; 16. a sewage discharge pipe.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present embodiment is a novel esterification deacidification tower, which includes an oil-water separation bin 1, an oil-water separation tray 2 and a deacidification tower 7, the oil-water separation tray 2 is installed in the inner cavity of the oil-water separation bin 1, an upper oil phase bin 4 is disposed above the oil-water separation tray 2, a lower water phase bin 3 is disposed below the oil-water separation tray 2, a condenser 5 is disposed between the oil-water separation bin 1 and the deacidification tower 7, conduits 6 are communicated with the inlet and outlet ends of the condenser 5, the oil-water separation bin 1, the condenser 5 and the deacidification tower 7 are communicated through the conduits 6 in sequence, an esterification feed pipe 14 is installed at the bottom of the deacidification tower 7, a circulation tank 8 is disposed outside the oil-water separation bin 1, the lower water phase bin 3 is communicated with the inner cavity of the circulation tank 8, a circulation pump is installed in the circulation tank 8, a filter screen 15 is fixedly installed in the inner cavity of, and the water inlet of the circulating pump in the circulating pool 8 is installed on the sidewall of the filter screen 15, through the installation of the filter screen 15, can avoid the blocking of the circulating pump in the circulating pool 8, help this apparatus to use for a long time, the bottom trompil of the circulating pool 8 installs the blow off pipe 16, install the stop valve on the blow off pipe 16, through the installation of the blow off pipe 16, in order to carry on the cleaning operation to the impurity in the circulating pool 8, the water outlet end of the circulating pump in the circulating pool 8 installs the circulating pipe 9, another end of the circulating pipe 9 extends to the cavity of the deacidification tower 7, connect with the branch pipe 11 on the circulating pipe 9, the branch pipe 11 has at least one above the circulating pipe 9, through the installation of the branch pipe 11, can improve the effect of the organic acid re-esterification, make the quality of the products improve greatly, the end of the circulating pipe 9 and branch pipe 11, the shower heads 13 are symmetrically and equally arranged up and down on the through pipe 12, the esterification deacidification effect of the materials in the deacidification tower 7 can be improved by arranging the shower heads 13 up and down in a plurality of groups, the electromagnetic valves 10 are respectively arranged outside the circulating pipe 9 and the branch pipe 11, and the circulating pipe 9 and the branch pipe 11 are arranged through the electromagnetic valves 10 so as to be convenient to control.

The utility model relates to a concrete implementation, the utility model mainly comprises an oil-water separation bin 1, an oil-water separation tray 2 and a deacidification tower 7, when in use, a condenser 5 and the deacidification tower 7 are communicated through a conduit 6 in sequence, materials enter the deacidification tower 7 through an esterification inlet pipe 14 and can be deacidified, then the materials can enter the oil-water separation bin 1 through the communication of the conduit 6, the materials can be condensed through the condenser 5 and then separated through the oil-water separation tray 2, the materials can be layered in the oil-water separation bin 1 to be layered into a lower-layer water-phase bin 3 and an upper-layer oil-phase bin 4, oil phases obtained by layering can enter a circulating pipe 9 to be collected, then a circulating pump in the circulating pipe 9 is started, the circulating pump in the circulating pipe 9 is installed through a filter screen 15, the blockage of the circulating pump in a circulating tank 8 can be avoided, the long-time use of the device is facilitated, and finally, the crude product enters the deacidification tower 7, is sprayed out by a shower head 13 on a through pipe 12, is esterified again, and is fed back to the reaction system, so that the acidity of the crude product is reduced to be below 0.5 percent from 1 to 2 percent, and the organic acid is esterified again, thereby greatly improving the quality of the product.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a novel deacidification tower esterifies, includes water oil separating bin (1), water oil separating tray (2) and deacidification tower (7), install water oil separating tray (2) in the inner chamber of water oil separating bin (1), the top of water oil separating tray (2) sets up to upper oil phase storehouse (4), the below of water oil separating tray (2) sets up to lower floor's water phase storehouse (3), its characterized in that: be provided with condenser (5) between oil water separating storehouse (1) and deacidification tower (7), the business turn over end of condenser (5) all switches on has pipe (6), oil water separating storehouse (1), condenser (5) and deacidification tower (7) loop through pipe (6) switch-on, esterified inlet pipe (14) are installed to the bottom of deacidification tower (7), the outside in oil water separating storehouse (1) is provided with circulation pond (8), lower floor aqueous phase storehouse (3) switch-on to the inner chamber in circulation pond (8), install the circulating pump in circulation pond (8), circulating pipe (9) are installed to the play water end of circulating pump in circulation pond (8), the other end of circulating pipe (9) extends to in the inner chamber of deacidification tower (7).

2. The novel esterification and deacidification tower as claimed in claim 1, wherein: fixed mounting has filter screen (15) in the inner chamber of circulation pond (8), the circulating pump in circulation pond (8) is close to one side setting of deacidification tower (7), and the water inlet of circulating pump is installed on the lateral wall of filter screen (15) in circulation pond (8).

3. The novel esterification and deacidification tower as claimed in claim 2, wherein: and a drain pipe (16) is installed at the bottom opening of the circulating pool (8), and a stop valve is installed on the drain pipe (16).

4. The novel esterification and deacidification tower according to claim 3, wherein: branch pipes (11) are communicated with the circulating pipe (9), and at least one branch pipe (11) is arranged above the circulating pipe (9).

5. The novel esterification and deacidification tower according to claim 4, wherein: the tail ends of the circulating pipe (9) and the branch pipe (11) are communicated with and provided with through pipes (12), each through pipe (12) is arranged in parallel, and the shower heads (13) are symmetrically arranged on the through pipes (12) in an up-down equal division manner.

6. The novel esterification and deacidification tower according to claim 5, wherein: and electromagnetic valves (10) are arranged outside the circulating pipe (9) and the branch pipe (11).