CN213171472U - A enrichment facility for sulphuric acid waste - Google Patents
A enrichment facility for sulphuric acid waste Download PDFInfo
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- CN213171472U CN213171472U CN202021526878.6U CN202021526878U CN213171472U CN 213171472 U CN213171472 U CN 213171472U CN 202021526878 U CN202021526878 U CN 202021526878U CN 213171472 U CN213171472 U CN 213171472U
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Abstract
The utility model discloses a concentration device for waste sulfuric acid, which comprises a concentration tank, wherein a circulating concentration kettle is arranged in the concentration tank, a circulating pump is arranged on the left side of the circulating concentration kettle, a heat exchanger is arranged on the left side of the circulating pump, a steam jet pump is fixedly arranged on the upper end surface of the concentration tank, a recovery tank is arranged on the left side of the heat exchanger, a storage tank is arranged on the right side of the concentration tank, a vacuum pump is arranged on the right side of the storage tank, waste sulfuric acid enters the circulating concentration kettle through a waste sulfuric acid liquid inlet pipe, the circulating pump works, the circulating pump outputs the waste sulfuric acid into the heat exchanger, the heat exchanger works, the heat exchanger heats the waste sulfuric acid, the waste sulfuric acid is circularly output into the circulating concentration kettle through a pipeline connected with the heat exchanger, the steam jet pump outputs steam generated in the circulating concentration kettle into a condensation recovery tank, and after the, and outputting the finished product to a storage tank for storage through a finished product liquid pipe.
Description
Technical Field
The utility model relates to a waste sulfuric acid field specifically is a enrichment facility for waste sulfuric acid.
Background
Sulfuric acid is widely applied to industries such as chemical industry, steel and the like, the utilization rate of the sulfuric acid is very low in a plurality of production processes, a large amount of sulfuric acid is discharged along with acid-containing wastewater, and if the wastewater is discharged into the environment without being treated, water or soil can be acidified, so that the ecological environment is damaged, a large amount of resources are wasted, and the waste sulfuric acid can be recovered by concentration, so that a concentration device for the waste sulfuric acid is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a enrichment facility for waste sulfuric acid 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:
a concentration device for waste sulfuric acid comprises a concentration tank, wherein a circulation concentration kettle is arranged in the concentration tank, a circulation pump is arranged on the left side of the circulation concentration kettle, a heat exchanger is arranged on the left side of the circulation pump, the input end of the circulation pump is fixedly connected and communicated with the lower portion of the right end face of the circulation concentration kettle through a pipeline, the output end of the circulation pump is fixedly connected and communicated with the right end face of the heat exchanger through a pipeline, the left end face of the heat exchanger is fixedly connected and communicated with the left side of the upper end face of the circulation concentration kettle through a pipeline, a waste sulfuric acid liquid inlet pipe is fixedly connected to the right side of the upper end face of the circulation concentration kettle, an upper pipe orifice of the waste sulfuric acid liquid inlet pipe extends out of the concentration tank and is provided with a pipe cover, a steam jet pump is fixedly installed on the upper end face of the concentration tank, the input end, the left side of the heat exchanger is provided with a recycling tank, a condensation recycling tank is arranged in the recycling tank, the upper end face of the condensation recycling tank is fixedly connected with the output end of a steam jet pump through a pipeline, a first spiral cooling pipe is sleeved outside the condensation recycling tank, one end pipe orifice of the first spiral cooling pipe is connected with one end of a first water inlet pipe, the other end pipe orifice of the first spiral cooling pipe is connected with one end of a first water outlet pipe, the first water inlet pipe and the other end pipe orifice of the first water outlet pipe respectively extend out of the recycling tank, the right side of the concentrating tank is provided with a storage tank, one end pipe orifice of a finished liquid pipe is fixedly connected below the right end face of the circulating concentrating kettle, the other end pipe orifice of the finished liquid pipe is fixedly connected and communicated with the upper end face of the storage tank, a vacuum pump is arranged on the right side of the storage tank, and the upper end face of the vacuum, and a vacuum meter is arranged on the left side of the upper end surface of the storage tank.
Preferably, a thermometer is fixedly installed on the upper end face of the circulating concentration kettle, and the thermometer is arranged between the steam jet pump and the waste sulfuric acid liquid inlet pipe.
Preferably, the concentrated cauldron overcoat of circulation is equipped with second spiral cooling tube, the one end mouth of pipe fixedly connected with second inlet tube of second spiral cooling tube, the other end mouth of pipe of second spiral cooling tube is connected with the one end of second outlet pipe, the second outlet pipe stretches out outside the concentrator box with the other end mouth of pipe of second inlet tube respectively.
Preferably, a filter screen is installed in the left end pipe orifice of the finished product liquid pipe.
Preferably, install first solenoid valve on the pipeline that the output of steam jet pump and condensation recovery jar up end are connected, install the second solenoid valve on the pipeline that the left end face of heat exchanger and the up end of circulation concentration cauldron are connected, install the third solenoid valve on the pipeline that the input of circulating pump is connected, install the fourth solenoid valve on the finished product liquid pipe, the vacuum pump up end is connected with the up end right side of holding vessel and installs the fifth solenoid valve on the pressure pipeline.
Preferably, the heat exchanger material is graphite, the concentrated cauldron material of circulation is compound polypropylene, circulating pump, pipeline, condensation recovery tank and holding vessel are acid-resistant material.
Compared with the prior art, the beneficial effects of the utility model are that: the operation of the embodiment is simple, the structure is clear and understandable, the waste sulfuric acid enters the circulating concentration kettle through the waste sulfuric acid liquid inlet pipe, the circulating pump works, the third electromagnetic valve and the second electromagnetic valve are opened, the circulating pump outputs the waste sulfuric acid into the heat exchanger, the heat exchanger works, the temperature of the heat exchanger is controlled to be between 50 and 60 degrees, the heat exchanger heats the waste sulfuric acid, the waste sulfuric acid is circularly output into the circulating concentration kettle through a pipeline connected with the heat exchanger and the circulating concentration kettle, a steam jet pump arranged on the upper end face of the concentration box outputs mixed steam generated in the circulating concentration kettle into a condensation recovery tank, after the circulating heating is finished, the vacuum pump works to pump out air and moisture in the storage tank, the pressure in the storage tank is greater than that of the circulating concentration kettle, a finished product is filtered through a filter screen on a finished product liquid pipe and then is output into the storage tank for storage, the vacuum meter is used for observing the vacuum degree in the storage tank, collect in the condensation recovery jar, second spiral cooling tube inserts the comdenstion water through the second inlet tube, after the circulation heating, is convenient for store with the solution cooling of the concentrated cauldron of circulation.
Drawings
FIG. 1 is a schematic view of the main structure of a concentration apparatus for waste sulfuric acid;
FIG. 2 is a schematic sectional view of the main structure of a concentration apparatus for waste sulfuric acid.
In the figure: 1-a first spiral cooling pipe, 2-a condensation recovery tank, 3-a recovery tank, 4-a first electromagnetic valve, 5-a second electromagnetic valve, 6-a circulation concentration kettle, 7-a steam jet pump, 8-a thermometer, 9-a waste sulfuric acid liquid inlet pipe, 10-a concentration tank, 11-a vacuum meter, 12-a vacuum pump, 13-a storage tank, 14-a finished product liquid pipe, 15-a fourth electromagnetic valve, 16-a filter screen, 17-a second spiral cooling pipe, 18-a circulation pump, 19-a heat exchanger, 20-a fifth electromagnetic valve and 21-a third electromagnetic valve.
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. 1-2, the present invention provides a technical solution: a concentrating device for waste sulfuric acid comprises a concentrating tank 10, wherein a circulating concentrating kettle 6 is arranged in the concentrating tank 10, a circulating pump 18 is arranged on the left side of the circulating concentrating kettle 6, a heat exchanger 19 is arranged on the left side of the circulating pump 18, the input end of the circulating pump 18 is fixedly connected and communicated with the lower portion of the right end face of the circulating concentrating kettle 6 through a pipeline, the output end of the circulating pump 18 is fixedly connected and communicated with the right end face of the heat exchanger 19 through a pipeline, the left end face of the heat exchanger 19 is fixedly connected and communicated with the left side of the upper end face of the circulating concentrating kettle 6 through a pipeline, a waste sulfuric acid liquid inlet pipe 9 is fixedly connected to the right side of the upper end face of the circulating concentrating kettle 6, the upper end pipe orifice of the waste sulfuric acid liquid inlet pipe 9 extends out of the concentrating tank 10 and is provided with a pipe cover, a steam jet pump 7 is fixedly installed on the upper end face of the concentrating tank 10, the input end, a recycling tank 3 is arranged on the left side of the heat exchanger 19, a condensation recycling tank 2 is arranged in the recycling tank 3, the upper end face of the condensation recycling tank 2 is fixedly connected with the output end of a steam jet pump 7 through a pipeline, a first spiral cooling pipe 1 is sleeved outside the condensation recycling tank 2, one end pipe orifice of the first spiral cooling pipe 1 is connected with one end of a first water inlet pipe, the other end pipe orifice of the first spiral cooling pipe 1 is connected with one end of a first water outlet pipe, the other end pipe orifices of the first water inlet pipe and the first water outlet pipe respectively extend out of the recycling tank 3, a storage tank 13 is arranged on the right side of the concentrating tank 10, one end pipe orifice of a finished product liquid pipe 14 is fixedly connected below the right end face of the cyclic concentrating kettle 6, the other end pipe orifice of the finished product liquid pipe 14 is fixedly connected and communicated with the upper part of the right end face of the storage tank 13, the upper end face of the vacuum pump 12 is fixedly connected with the right side of the upper end face of the storage tank 13 through a pressure rubber pipe, and the vacuum meter 11 is installed on the left side of the upper end face of the storage tank 13.
Waste sulfuric acid enters the circulating concentration kettle 6 through a waste sulfuric acid inlet pipe 9, a circulating pump 18 works, the waste sulfuric acid is output into a heat exchanger 19 by the circulating pump 18, the heat exchanger 19 works, the waste sulfuric acid is heated by the heat exchanger 19 and then circularly input into the circulating concentration kettle 6 through a pipeline connected with the heat exchanger 19 and the circulating concentration kettle 6, mixed steam generated in the circulating concentration kettle 6 is output into a condensation recovery tank 2 by a steam jet pump 7 arranged on the upper end face of a concentration tank 10, after the circulating heating is finished, a vacuum pump 12 works to pump out air and moisture in a storage tank 13, the pressure in the storage tank 13 is smaller than that in the circulating concentration kettle 6, a finished product is output into the storage tank 13 through a finished product liquid pipe 14 for storage, a vacuum gauge 11 is used for observing the vacuum degree in the storage tank 13, a first spiral cooling pipe 1 is connected with condensate water through a first water inlet pipe to convert water vapor into liquid, collected in the condensate recovery tank 2.
The upper end surface of the circulating concentration kettle 6 is fixedly provided with a thermometer 8, the thermometer 8 is arranged between the steam jet pump 7 and the waste sulfuric acid liquid inlet pipe 9, the temperature of the heat exchanger is controlled between 50 ℃ and 60 ℃, and the temperature can be observed through the thermometer 8.
6 overcoat of concentrated cauldron of circulation is equipped with second spiral cooling tube 17, the one end mouth of pipe fixedly connected with second inlet tube of second spiral cooling tube 17, the other end mouth of pipe of second spiral cooling tube 17 is connected with the one end of second outlet pipe, the second outlet pipe stretches out outside concentrated case 10 with the other end mouth of pipe of second inlet tube respectively. Second spiral cooling tube 17 inserts the comdenstion water through the second inlet tube, after the circulation heating, is convenient for store with the solution cooling in the concentrated cauldron 6 of circulation.
Install filter screen 16 in the left end mouth of pipe of finished product liquid pipe 14, at the circulation heating in-process, can produce partial impurity in the circulation dissolution cauldron, filter screen 16 is used for filtering impurity, and not impurity gets into in the holding vessel 13.
Install first solenoid valve 4 on the pipeline that the output of steam jet pump 7 and condensation recovery tank 2 up end are connected, install second solenoid valve 5 on the pipeline that the left end face of heat exchanger 19 and the up end of circulation concentration cauldron 6 are connected, install third solenoid valve 21 on the pipeline that the input of circulating pump 18 is connected, install fourth solenoid valve 15 on the finished product liquid pipe 14, install fifth solenoid valve 20 on the vacuum pump 12 up end is connected with the pressure pipeline with the up end right side of holding vessel 13.
When the heat exchanger 19 and the circulating pump 18 work, the second electromagnetic valve 5, the third electromagnetic valve 21 and the first electromagnetic valve 4 are opened, after the circulation heating is finished, the vacuum pump 12 works, the fifth electromagnetic valve 20 is opened, and after air and water in the storage tank 13 are sucked, the fourth electromagnetic valve 14 is opened, so that the finished product is output into the storage tank 13.
The 19 materials of heat exchanger are graphite, the concentrated cauldron 6 materials of circulation are compound polypropylene, circulating pump 18, pipeline, condensation recovery tank 2 and holding vessel 13 are acid-resistant material, and the sulfuric acid waste has the oxidation for protection device.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A enrichment facility for spent sulfuric acid, comprising an enrichment tank (10), characterized in that: a circulating concentration kettle (6) is arranged in the concentration tank (10), a circulating pump (18) is arranged on the left side of the circulating concentration kettle (6), a heat exchanger (19) is arranged on the left side of the circulating pump (18), the input end of the circulating pump (18) is fixedly connected and communicated with the lower portion of the right end face of the circulating concentration kettle (6) through a pipeline, the output end of the circulating pump (18) is fixedly connected and communicated with the right end face of the heat exchanger (19) through a pipeline, the left end face of the heat exchanger (19) is fixedly connected and communicated with the left side of the upper end face of the circulating concentration kettle (6) through a pipeline, a waste sulfuric acid liquid inlet pipe (9) is fixedly connected to the right side of the upper end face of the circulating concentration kettle (6), the upper end orifice of the waste sulfuric acid liquid inlet pipe (9) extends out of the concentration tank (10) and is provided with a pipe cover, a steam jet, the input end of the steam jet pump (7) is fixedly connected and communicated with the upper end face of the circulating concentration kettle (6) through a pipeline, the left side of the heat exchanger (19) is provided with a recovery box (3), a condensation recovery tank (2) is arranged in the recovery box (3), the upper end face of the condensation recovery tank (2) is fixedly connected with the output end of the steam jet pump (7) through a pipeline, a first spiral cooling pipe (1) is sleeved outside the condensation recovery tank (2), one end pipe orifice of the first spiral cooling pipe (1) is connected with one end of a first water inlet pipe, the other end pipe orifice of the first spiral cooling pipe (1) is connected with one end of a first water outlet pipe, the other end pipe orifices of the first water inlet pipe and the first water outlet pipe respectively extend out of the recovery box (3), the right side of the concentration box (10) is provided with a storage tank (13), one end of a finished product liquid pipe (14) is fixedly connected below the right end face of the circulating concentration kettle (6), the other end mouth of pipe of finished product liquid pipe (14) and the right-hand member face top fixed connection of holding vessel (13) and communicate with each other, holding vessel (13) right side is provided with vacuum pump (12), the up end of vacuum pump (12) passes through the up end right side fixed connection of pressure rubber tube with holding vessel (13), vacuum table (11) are installed in the up end left side of holding vessel (13).
2. The apparatus for concentrating spent sulfuric acid according to claim 1, wherein: a thermometer (8) is fixedly installed on the upper end face of the circulating concentration kettle (6), and the thermometer (8) is arranged between the steam jet pump (7) and the waste sulfuric acid liquid inlet pipe (9).
3. The apparatus for concentrating spent sulfuric acid according to claim 1, wherein: the concentrated cauldron of circulation (6) overcoat is equipped with second spiral cooling tube (17), the one end mouth of pipe fixedly connected with second inlet tube of second spiral cooling tube (17), the other end mouth of pipe of second spiral cooling tube (17) is connected with the one end of second outlet pipe, the second outlet pipe stretches out outside concentrated case (10) respectively with the other end mouth of pipe of second inlet tube.
4. The apparatus for concentrating spent sulfuric acid according to claim 1, wherein: and a filter screen (16) is arranged in the left end pipe orifice of the finished product liquid pipe (14).
5. The apparatus for concentrating spent sulfuric acid according to claim 1, wherein: install first solenoid valve (4) on the pipeline that the output of steam jet pump (7) and condensation recovery jar (2) up end are connected, install second solenoid valve (5) on the pipeline that the left end face of heat exchanger (19) and the up end of circulation concentration cauldron (6) are connected, install third solenoid valve (21) on the pipeline that the input of circulating pump (18) is connected, install fourth solenoid valve (15) on finished liquid pipe (14), install fifth solenoid valve (20) on vacuum pump (12) up end and the up end right side of holding vessel (13) are connected with the pipeline under pressure.
6. The apparatus for concentrating spent sulfuric acid according to claim 1, wherein: the heat exchanger (19) material is graphite, the material of the circulation concentration kettle (6) is composite polypropylene, and the circulation pump (18), the pipeline, the condensation recovery tank (2) and the storage tank (13) are all made of acid-resistant materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021526878.6U CN213171472U (en) | 2020-07-28 | 2020-07-28 | A enrichment facility for sulphuric acid waste |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021526878.6U CN213171472U (en) | 2020-07-28 | 2020-07-28 | A enrichment facility for sulphuric acid waste |
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| Publication Number | Publication Date |
|---|---|
| CN213171472U true CN213171472U (en) | 2021-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021526878.6U Active CN213171472U (en) | 2020-07-28 | 2020-07-28 | A enrichment facility for sulphuric acid waste |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114558335A (en) * | 2022-03-17 | 2022-05-31 | 盛隆资源再生（无锡）有限公司 | Sulfuric acid concentration system device and concentration method |
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2020
- 2020-07-28 CN CN202021526878.6U patent/CN213171472U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114558335A (en) * | 2022-03-17 | 2022-05-31 | 盛隆资源再生（无锡）有限公司 | Sulfuric acid concentration system device and concentration method |
| CN114558335B (en) * | 2022-03-17 | 2024-03-12 | 盛隆资源再生（无锡）有限公司 | Sulfuric acid concentration system device and concentration method |
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