CN215693097U

CN215693097U - Desalting device of deacidification tower

Info

Publication number: CN215693097U
Application number: CN202121392808.0U
Authority: CN
Inventors: 吴阳杨; 刘军; 邱雪峰; 周超; 章炜; 张明磊
Original assignee: Nantong Runqi Environmental Protection Service Co ltd
Current assignee: Nantong Runqi Environmental Protection Service Co ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2022-02-01
Anticipated expiration: 2031-06-18

Abstract

The utility model relates to a desalting device of a deacidification tower, which comprises a tower body, a cover body, a heating unit, a steam pumping unit and a recovery tank, wherein the upper part of the tower body is opened, and an accommodating cavity is formed in the tower body; when the desalting device of the deacidification tower is used, after alkali liquor is sprayed out of the tower body and acid gas is absorbed, solution in the tower body is heated through the heating unit to evaporate the solution in the tower body, and then the solution steam in the tower body is conveyed to the recovery tank through the first wind power driving unit, salt crystals cannot be separated out of the first conveying pipe, the first conveying pipe cannot be blocked, and the development requirements of modern industry can be met.

Description

Desalting device of deacidification tower

Technical Field

The utility model relates to the technical field of deacidification towers, in particular to a desalting device of a deacidification tower.

Background

Acid and alkali gases are generated in the process of technological operation of sulfuric acid, nitric acid, hydrofluoric acid, hydrochloric acid and the like, and if the acid and alkali gases are directly discharged to the outside, the acid and alkali gases can cause great harm to the air environment, and at the present stage, the problem is solved, so that an acid removal tower is generated.

However, the alkali liquor sprayed from the existing deacidification tower can dissolve high-concentration salt in water after absorbing acid gas, the salt can be continuously separated out if the alkali liquor is not treated and exceeds the solubility, and when the solution after reaction is directly conveyed out through a pipeline, salt crystals are easily separated out in the pipeline, so that the pipeline is blocked, and the development requirements of modern industry cannot be met.

Based on the above situation, a desalting device of a deacidification tower is urgently needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a desalting device of a deacidification tower, which comprises a heating unit, a first wind power driving unit and a recovery tank, wherein after alkali liquor is sprayed out of a tower body and acid gas is absorbed by the tower body, solution in the tower body is heated by the heating unit to evaporate the solution in the tower body, and then the solution steam in the tower body is conveyed into the recovery tank by the first wind power driving unit, salt crystals cannot be separated out from a first conveying pipe and the first conveying pipe cannot be blocked.

The utility model is realized by the following technical scheme:

the utility model provides a desalting device of a deacidification tower, which comprises a tower body, a cover body, a heating unit, a steam pumping unit and a recovery tank, wherein the upper part of the tower body is opened, and an accommodating cavity is formed in the tower body;

the cover body is arranged at the opening of the tower body and is in sealed connection with the tower body;

the heating unit is arranged on the cover body and used for heating the solution in the tower body so as to evaporate the solution in the tower body;

the steam pumping unit comprises a first conveying pipe arranged on the cover body and a first wind power driving unit arranged on the first conveying pipe, one end of the first conveying pipe extends into the accommodating cavity of the tower body, the other end of the first conveying pipe extends into the recovery pool, and the first wind power driving unit is used for conveying solution steam in the tower body into the recovery pool;

and the recovery tank is used for recovering the solution steam in the tower body.

Furthermore, an inner barrel is arranged in the tower body, an opening is formed in the upper portion of the inner barrel, an accommodating cavity is formed in the inner barrel, the outer side face of the inner barrel is abutted to the inner side face of the tower body, and the outer bottom face of the inner barrel is abutted to the inner bottom face of the tower body.

Further, the inner barrel is detachably and fixedly connected with the tower body through a bolt.

Further, the interior bottom surface of tower body is for having certain inclination's inclined plane, the bottom of tower body corresponds a discharge gate has been seted up to the lowest on inclined plane, the tower body corresponds the discharge gate is provided with the piston that the dismantlement formula is connected.

Further, the piston is in threaded connection with the tower body.

Further, the lowest position of the discharge hole is lower than the lowest position of the inner bottom surface of the tower body.

Further, the heating unit includes hot steam source, second wind power drive unit and the second conveyer pipe of pipe connection in proper order, the second conveyer pipe with lid fixed connection, the second conveyer pipe is located the body that holds in the chamber of tower body is the U-shaped, the second conveyer pipe has an air inlet and an exhaust port, the air inlet with second wind power drive unit pipe connection, the exhaust port is used for discharging hot steam.

Further, the hot steam source is a waste heat boiler, and the waste heat boiler is used for providing hot steam.

Furthermore, a feeding pipe is arranged on the side face of the tower body.

Furthermore, the inlet pipe is kept away from the one end of tower body is provided with a valve body, the valve body is used for adjusting the liquid velocity of flow in the inlet pipe.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

when the desalting device of the deacidification tower is used, after alkali liquor is sprayed out of the tower body and acid gas is absorbed, solution in the tower body is heated through the heating unit to evaporate the solution in the tower body, and then the solution steam in the tower body is conveyed to the recovery tank through the first wind power driving unit, salt crystals cannot be separated out of the first conveying pipe, the first conveying pipe cannot be blocked, and the development requirements of modern industry can be met.

Drawings

FIG. 1 is a schematic plan view of a desalting apparatus of a deacidification tower according to an embodiment of the present invention;

FIG. 2 is a schematic plan view of an embodiment of a desalination apparatus of a deacidification tower according to the present invention;

FIG. 3 is a schematic plan view of an embodiment of a desalination apparatus of a deacidification tower according to the present invention;

fig. 4 is a schematic plan structure diagram (iii) of an embodiment of a partial structure of a desalting device of a deacidification tower provided in the present invention.

Reference numerals: 1. a tower body; 11. an inner barrel; 12. a piston; 13. a feed pipe; 131. a valve body; 2. a cover body; 3. a heating unit; 31. a source of hot steam; 32. a second wind-driven unit; 33. a second delivery pipe; 4. a steam extraction unit; 41. a first delivery pipe; 42. a first wind power driving unit; 5. and (5) a recovery tank.

Detailed Description

The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings, which form a part hereof, and which together with the embodiments of the utility model serve to explain the principles of the utility model and not to limit its scope.

As shown in fig. 1 to 4, a desalination apparatus of a deacidification tower comprises a tower body 1, a cover body 2, a heating unit 3, a steam extraction unit 4 and a recovery tank 5, wherein the upper part of the tower body 1 is opened and an accommodating cavity is formed inside the tower body 1;

the cover body 2 is arranged at the opening of the tower body 1 and is hermetically connected with the tower body 1;

the heating unit 3 is arranged on the cover body 2 and used for heating the solution inside the tower body 1 so as to evaporate the solution inside the tower body 1;

the steam extraction unit 4 comprises a first conveying pipe 41 arranged on the cover body 2, and a first wind power driving unit 42 arranged on the first conveying pipe 41, wherein one end of the first conveying pipe 41 extends into the accommodating cavity of the tower body 1, the other end of the first conveying pipe 41 extends into the recovery tank 5, and the first wind power driving unit 42 is used for conveying the solution steam inside the tower body 1 into the recovery tank 5;

the recovery tank 5 is used for recovering the solution steam inside the tower body 1.

In the use process of the desalting device for the deacidification tower, when alkali liquor is sprayed out of the tower body 1 and acid gas is absorbed, the solution in the tower body 1 is heated by the heating unit 3 to evaporate the solution in the tower body 1, and then the solution steam in the tower body 1 is conveyed to the recovery tank 5 by the first wind power driving unit 42, so that salt crystals cannot be separated out from the first conveying pipe 41, the first conveying pipe 41 cannot be blocked, and the development requirements of modern industry can be met.

The solution inside the tower body 1 is continuously evaporated, so that the solution inside the tower body 1 is subjected to solid-liquid separation, salt crystals are continuously precipitated inside the tower body 1, and after the solution inside the tower body 1 is completely evaporated, the salt crystals inside the tower body 1 can be cleaned, and the inside of the tower body 1 is cleaned, so that the next use is facilitated.

As shown in fig. 2 and 4, in a specific embodiment, an inner barrel 11 is disposed inside the tower body 1, an upper portion of the inner barrel 11 is open and an accommodating cavity is formed inside the inner barrel 11, an outer side surface of the inner barrel 11 abuts against an inner side surface of the tower body 1, and an outer bottom surface of the inner barrel 11 abuts against an inner bottom surface of the tower body 1; when the solution in the tower body 1 is completely evaporated, the inner barrel 11 can be directly taken out from the tower body 1, the inner barrel 11 is arranged to facilitate the cleaning of the salt crystals in the tower body 1, and the time for cleaning the salt crystals is saved.

In a specific embodiment, the inner barrel 11 is detachably and fixedly connected with the tower body 1 through bolts; the design is convenient for the inner barrel 11 to be assembled and disassembled, and the inner barrel 11 can also be fixedly connected with the tower body 1 in a detachable mode through other connection modes such as bolts and the like.

As shown in fig. 3 and 4, in a specific embodiment, the inner bottom surface of the tower body 1 is an inclined surface with a certain inclination angle, a discharge hole is formed at the bottom end of the tower body 1 corresponding to the lowest position of the inclined surface, and a piston 12 detachably connected with the tower body 1 corresponding to the discharge hole is arranged; the piston 12 is in threaded connection with the tower body 1; when the salt crystals in the tower body 1 are cleaned and the cleaning water is poured into the tower body 1, the cleaned sewage can be discharged from the discharge hole through the inclined surface, so that the design and the operation are simple and convenient, the interior of the tower body 1 can be cleaned conveniently, and the cleaning time is saved.

As shown in fig. 3 and 4, in a specific embodiment, the lowest part of the discharge port is lower than the lowest part of the inner bottom surface of the tower body 1; when salt crystals in the tower body 1 are cleaned and cleaning water is poured into the tower body 1, the design is convenient for discharging the cleaned sewage from the discharge hole.

As shown in fig. 1, in a specific embodiment, the heating unit 3 includes a hot steam source 31, a second wind power driving unit 32 and a second delivery pipe 33, which are sequentially connected by a pipeline, the second delivery pipe 33 is fixedly connected to the cover 2, a pipe body of the second delivery pipe 33 located in the accommodating cavity of the tower body 1 is U-shaped, the second delivery pipe 33 has an air inlet and an air outlet, the air inlet is connected to the second wind power driving unit 32 by a pipeline, and the air outlet is used for discharging hot steam; the hot steam source 31 is a waste heat boiler, and the waste heat boiler is used for providing hot steam; the hot steam of the waste heat boiler is used for heating the solution in the tower body 1, so that energy can be saved.

As shown in fig. 1, in a specific embodiment, a feed pipe 13 is arranged on the side of the tower body 1; the feeding pipe 13 is arranged to facilitate the supplement of raw materials, and after the salt crystals in the tower body 1 are cleaned, the cleaning water can be poured into the tower body 1 through the feeding pipe 13, so that the multifunctional use of the feeding pipe 13 is realized.

In the specific embodiment, as shown in fig. 1, a valve body 131 is disposed at an end of the feed pipe 13 away from the tower body 1, and the valve body 131 is used for adjusting the flow rate of the liquid in the feed pipe 13; the valve body 131 is provided to facilitate adjustment of the flow rate of the liquid in the feed pipe 13, so as to better control the reaction.

Compared with the prior art, the desalting device of the deacidification tower provided by the utility model has the following beneficial effects:

after alkali liquor is sprayed out of the tower body 1 and acid gas is absorbed, the solution in the tower body 1 is heated by the heating unit 3 to evaporate the solution in the tower body 1, and then the solution steam in the tower body 1 is conveyed to the recovery tank 5 by the first wind power driving unit 42, so that salt crystals cannot be separated out of the first conveying pipe 41, and the first conveying pipe 41 cannot be blocked.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modifications and equivalent variations of the above embodiments according to the technical spirit of the present invention are within the scope of the present invention.

Claims

1. A desalting device of a deacidification tower is characterized by comprising a tower body, a cover body, a heating unit, a steam pumping unit and a recovery tank, wherein the upper part of the tower body is opened and an accommodating cavity is formed inside the tower body;

2. The desalination apparatus of claim 1, wherein the tower body is provided therein with an inner barrel, the inner barrel is open at an upper portion thereof and has a receiving cavity formed therein, an outer side of the inner barrel abuts against an inner side of the tower body, and an outer bottom of the inner barrel abuts against an inner bottom of the tower body.

3. The desalination apparatus of claim 2, wherein the inner barrel is detachably and fixedly connected with the tower body via bolts.

4. The desalination device of claim 1, wherein the inner bottom surface of the tower body is an inclined surface with a certain inclination angle, a discharge hole is formed at the bottom end of the tower body corresponding to the lowest position of the inclined surface, and a piston detachably connected with the tower body corresponding to the discharge hole is arranged on the tower body.

5. The desalination apparatus of claim 4 wherein the piston is threadably coupled to the tower body.

6. The desalination device of claim 4, wherein the lowest part of the discharge port is lower than the lowest part of the inner bottom surface of the tower body.

7. The desalination device of claim 1, wherein the heating unit comprises a hot steam source, a second wind-driven unit and a second delivery pipe which are sequentially connected by pipes, the second delivery pipe is fixedly connected with the cover body, a pipe body of the second delivery pipe, which is positioned in the accommodating cavity of the tower body, is in a U shape, the second delivery pipe is provided with an air inlet and an air outlet, the air inlet is connected with the second wind-driven unit by pipes, and the air outlet is used for discharging hot steam.

8. The desalination apparatus of claim 7, wherein the source of hot steam is a waste heat boiler configured to provide hot steam.

9. The desalination device of claim 1, wherein the tower body is provided with a feeding pipe at the side surface.

10. The desalination apparatus of claim 9 wherein the end of the feed pipe away from the tower body is provided with a valve for adjusting the flow rate of the liquid in the feed pipe.