CN210261256U

CN210261256U - Alkylation waste sulfuric acid treatment device

Info

Publication number: CN210261256U
Application number: CN201921057269.8U
Authority: CN
Inventors: 崔延峰; 洪阳; 席福正
Original assignee: Dalian Menglian Petrochemical Co Ltd
Current assignee: Dalian Menglian Petrochemical Co Ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-04-07
Anticipated expiration: 2029-07-09

Abstract

The utility model discloses an alkylation waste sulfuric acid treatment device, which comprises a treatment pool, a support, a liquid storage tank, a liquid discharge pipe, a partition plate, an alkali liquor pipe, an acid liquor pipe, a liquid guide port, a liquid guide plate, an impeller and a liquid guide pipe, wherein the end part of the treatment pool is fixedly provided with the support, the top of the support is fixedly provided with the liquid storage tank, the inside of the liquid storage tank is fixedly provided with the partition plate, one side of the liquid storage tank, which is far away from the treatment pool, is positioned above and below the partition plate and is respectively communicated with and provided with the alkali liquor pipe and the acid liquor pipe, the liquid storage tank is provided with the liquid guide port close to the bottom of one side of the treatment pool, the liquid guide plate is fixedly arranged outside the liquid guide port, two groups of impellers are rotatably arranged in the liquid guide plate, the alkylation waste sulfuric acid treatment device realizes uniform mixing by stirring of the rotating impellers through, the investment of equipment and the waste of energy are reduced, and the cost is reduced.

Description

Alkylation waste sulfuric acid treatment device

Technical Field

The utility model relates to the technical field of alkylation production, in particular to an alkylation waste sulfuric acid treatment device.

Background

The alkylation reaction refers to a reaction for synthesizing organic chemicals by introducing alkyl groups to carbon atoms, nitrogen atoms, oxygen atoms and the like of organic molecules. The alkylate is mainly alkane and its derivatives, aromatic hydrocarbon and its derivatives. The reactions are mainly divided into three types of C-alkylation, N-alkylation and O-alkylation.

The method is characterized in that waste liquid is generated after alkylation reaction is finished, but the waste liquid contains sulfuric acid, so that great pollution is caused by direct discharge, the waste liquid needs to be treated, if the recovery cost of the sulfuric acid is high, the cost is increased, the sulfuric acid neutralization treatment is the best choice, the traditional neutralization treatment needs to use a stirring plate device to uniformly mix acid and alkali solutions, the stirring plate structure is more power-consuming, and the cost of equipment is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an alkylation sulfuric acid waste treatment device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an alkylation sulfuric acid waste treatment device, is including handling pond, support, liquid storage pot, fluid-discharge tube, baffle, lye pipe, sour liquid pipe, drain port, drain board, impeller and catheter, it has the support to handle pond end fixing, and the installation of support top is fixed with the liquid storage pot, the inside baffle that is fixed with of liquid storage pot, the liquid storage pot is kept away from and is handled pond one side and lie in the baffle below respectively and feed through and install lye pipe and sour liquid pipe, the liquid storage pot is close to and has seted up the drain port to a side bottom of handling pond, and is fixed with the drain board outside the drain port, two sets of impellers are installed to the drain board internal rotation, the liquid storage pot side lies in baffle top equidistance intercommunication and has three catheter, it keeps away from support one side bottom and installs.

Preferably, the water bath is arranged in the side wall of the treatment pool and the ground, a water bath discharge pipe communicated with the water bath is arranged above the liquid discharge pipe on the end surface of the treatment pool, and a water bath inlet pipe communicated with the water bath is arranged at the bottom of the side wall of the treatment pool.

Preferably, the bottom surface of the treatment tank is positioned in the water bath and is uniformly fixed with solid columns.

Preferably, the treatment tank, the liquid storage tank, the liquid guide plate and the impeller are all made of PEEK materials.

Preferably, a circulation plate is fixed at the inner line position of the treatment tank, and the liquid guide plate is positioned on one side of the circulation plate.

Preferably, the water outlet end of the liquid guide pipe is bent to be above the impeller.

Compared with the prior art, the beneficial effects of the utility model are that: the alkylated waste liquid is led into the liquid storage tank through the acid liquid pipe, the lime water for neutralization is led into the liquid storage tank through the alkali liquid pipe, the waste liquid is led into the liquid guide plate from the liquid guide port, and then is discharged into the treatment tank along the liquid guide plate, the waste liquid pushes the impeller to rotate in the downward flushing process, the lime water is led out through the liquid guide pipe, the lime water is mixed with the waste liquid at the stirring position of the impeller, the acid-alkali liquid is fully mixed through the rotating resistance of the impeller, the mixed liquid is discharged through the liquid discharge pipe after being discharged into the treatment tank for reaction, the alkylated waste sulfuric acid treatment device realizes uniform mixing through the stirring of the crossed acid-alkali liquid through the rotating impeller, the circulation of the liquid is enabled to rotate, the reaction efficiency is increased, the stirring plate device is not needed to be additionally arranged, the investment.

Drawings

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

FIG. 2 is a schematic diagram of the structure of the mixed liquid inlet of the present invention;

FIG. 3 is a schematic view of the installation structure of the circulation plate according to the present invention;

fig. 4 is a schematic view of the structure of the water bath of the present invention.

In the figure: 1. a treatment tank; 2. a support; 3. a liquid storage tank; 4. feeding the water bath into the pipe; 5. water bath calandria; 6. a liquid discharge pipe; 7. a circulation plate; 8. a partition plate; 9. an alkali liquor tube; 10. an acid liquor pipe; 11. a liquid guide port; 12. a liquid guide plate; 13. an impeller; 14. a catheter; 15. a water bath; 16. a force fixing column.

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.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an alkylation spent sulfuric acid processing apparatus, including handling pond 1, support 2, liquid storage tank 3, fluid-discharge tube 6, baffle 8, lye pipe 9, acidizing fluid pipe 10, drain port 11, drain board 12, impeller 13 and

catheter

14, 1 end fixing in handling pond has

support

2, and 2 top installations of support are fixed with liquid storage tank 3, liquid storage tank 3 is inside to be fixed with

baffle

8, 1 one side of keeping away from in handling pond of liquid storage tank 3 is located baffle 8 upper and lower side and communicates respectively and installs lye pipe 9 and acidizing fluid pipe 10, drain port 11 has been seted up to liquid storage tank 3 near 1 side bottom in handling pond, and the drain port 11 outside is fixed with drain board 12, two sets of impeller 13 are installed to drain board 12 internal rotation, 3 sides of liquid storage tank are located baffle 8 top equidistance intercommunication and have three catheter 14, handle pond 1 is far away from support 2 one side bottom and installs fluid-.

The alkylation waste liquid is led into the liquid storage tank 3 through the acid liquid pipe 10, the lime water for neutralization is led into the liquid storage tank 3 through the alkali liquid pipe 9, the waste liquid is led into the liquid guide plate 12 from the liquid guide port 11 and then is discharged into the treatment tank 1 along the liquid guide plate 12, the impeller 13 is pushed to rotate in the waste liquid downward flushing process, meanwhile, the lime water is led out through the liquid guide pipe 14 and is mixed with the waste liquid at the stirring position of the impeller 13, the acid and alkali liquid are fully mixed through the rotation resistance of the impeller 13, and the mixed liquid is discharged into the treatment tank 1 to react and then is discharged through the liquid discharge pipe 6.

A water bath 15 is arranged on the side wall of the treatment pool 1 and the inside of the ground, a water bath calandria 5 communicated with the water bath 15 is arranged on the end face of the treatment pool 1 above a liquid discharge pipe 6, a water bath inlet pipe 4 communicated with the water bath 15 is arranged at the bottom of the side wall of the treatment pool 1, hot water is introduced into the water bath 15 through the water bath inlet pipe 4, after the hot water is filled, the reaction liquid in the treatment pool 1 is heated, the reaction is promoted, and the hot water in the water bath 15 realizes circulating heat supply from the water bath calandria 5.

The bottom surface of the treatment pool 1 is positioned in the water bath 15 and is uniformly fixed with the solid columns 16, and the installation of the solid columns 16 avoids the water bath 15 from being deformed under pressure.

The treatment tank 1, the liquid storage tank 3, the liquid guide plate 12 and the impeller 13 are all made of PEEK materials, and have good heat resistance, acid and alkali resistance and long service life.

A circulation flow plate 7 is fixed at the central line position in the treatment tank 1, and a liquid guide plate 12 is positioned at one side of the circulation flow plate 7, so that liquid is discharged into the treatment tank 1 and flows along one side of the circulation flow plate 7 to form circulation flow, and the mixing uniformity is improved.

The water outlet end of the liquid guide pipe 14 is bent to be above the impeller 13, so that the alkaline solution and the acid solution are matched to push the impeller 13 to rotate, and the mixing uniformity is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an alkylation spent sulfuric acid processing apparatus, is including handling pond (1), support (2), liquid storage pot (3), fluid-discharge tube (6), baffle (8), alkali liquor pipe (9), acidizing fluid pipe (10), drain hole (11), drain board (12), impeller (13) and catheter (14), its characterized in that: handle pond (1) end fixing and have support (2), and support (2) top installation is fixed with liquid storage pot (3), liquid storage pot (3) inside is fixed with baffle (8), liquid storage pot (3) are kept away from and are handled pond (1) one side and lie in baffle (8) below and communicate respectively and install lye pipe (9) and acidizing fluid pipe (10), liquid storage pot (3) are close to and have seted up drain hole (11) in handling pond (1) a side bottom, and are fixed with drain board (12) in the drain hole (11) outside, two sets of impeller (13) are installed to drain board (12) internal rotation, liquid storage pot (3) side lies in baffle (8) top equidistance intercommunication and has three catheter (14), handle pond (1) and keep away from support (2) one side bottom and install fluid-discharge tube (6).

2. The apparatus of claim 1, wherein: handle pond (1) lateral wall and ground inside and seted up water bath (15), handle pond (1) terminal surface and be located fluid-discharge tube (6) top and install water bath calandria (5) with water bath (15) intercommunication, handle pond (1) lateral wall bottom and install and advance pipe (4) with the water bath of water bath (15) intercommunication.

3. The apparatus of claim 2, wherein: the bottom surface of the treatment pool (1) is positioned in the water bath (15) and is uniformly fixed with solid columns (16).

4. The apparatus of claim 1, wherein: the processing pool (1), the liquid storage tank (3), the liquid guide plate (12) and the impeller (13) are all made of PEEK materials.

5. The apparatus of claim 1, wherein: a circulating plate (7) is fixed at the central line position in the treatment tank (1), and a liquid guide plate (12) is positioned on one side of the circulating plate (7).

6. The apparatus of claim 1, wherein: the water outlet end of the liquid guide pipe (14) is bent to the upper part of the impeller (13).