CN101353149B - Oleum train tanker unloading device and method - Google Patents
Oleum train tanker unloading device and method Download PDFInfo
- Publication number
- CN101353149B CN101353149B CN2007100122530A CN200710012253A CN101353149B CN 101353149 B CN101353149 B CN 101353149B CN 2007100122530 A CN2007100122530 A CN 2007100122530A CN 200710012253 A CN200710012253 A CN 200710012253A CN 101353149 B CN101353149 B CN 101353149B
- Authority
- CN
- China
- Prior art keywords
- vacuum pump
- tanker vehicle
- unloading
- pump
- train tanker
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 239000002253 acid Substances 0.000 claims abstract description 38
- HIFJUMGIHIZEPX-UHFFFAOYSA-N sulfuric acid;sulfur trioxide Chemical compound O=S(=O)=O.OS(O)(=O)=O HIFJUMGIHIZEPX-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000003595 mist Substances 0.000 claims abstract description 12
- 238000000605 extraction Methods 0.000 claims description 10
- 239000002826 coolant Substances 0.000 claims description 9
- 230000006698 induction Effects 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 abstract description 4
- IRPGOXJVTQTAAN-UHFFFAOYSA-N 2,2,3,3,3-pentafluoropropanal Chemical compound FC(F)(F)C(F)(F)C=O IRPGOXJVTQTAAN-UHFFFAOYSA-N 0.000 abstract description 2
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminum fluoride Inorganic materials F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 239000007853 buffer solution Substances 0.000 abstract 1
- 238000012824 chemical production Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a fuming sulfuric acid unloading car in chemical production, in particular relating to a fuming sulfuric acid train tank car unloading device in aluminum fluoride production and a method. In the fuming sulfuric acid train tank car unloading device, the train tank car is communicated with an integrated unloading pump tank assembly by an acid-unloading crane tube; the integrated unloading pump tank assembly is communicated with a water absorption tank by a pipeline; and the water absorption tank is communicated with a vacuum pump by a vacuum pump suction tube. The advantages and beneficial effects of the fuming sulfuric acid unloading car are: the fuming sulfuric acid unloading device has safe, reliable and convenient operation, can not only completely drain the acid liquid in an acid buffer tank to preclude accidents, but also effectively decrease the leakage of the acid liquid and prevent the corrosion of the vacuum system caused by acid mist at the same time.
Description
Technical field
The present invention relates to unloading of in Chemical Manufacture fuming sulfuric acid, relate in particular to a kind of oleum train tanker vehicle unloading and the method for aluminum fluoride in producing.
Background technology
The method that present fuming sulfuric acid unloads acid is a lot, has centrifugal pump to unload acid system, and pressurized air is unloaded acid system, and acid system is unloaded in siphon.Use centrifugal pump to unload acid, then high-order acid tank must be set, before unloading the acid operation, the acid in the elevated tank is poured in the centrifugal pump.If like this operation control improper, the danger of the acid that can occur overflowing.Use pressurized air to unload acid because dangerous height seldom is used at present.Use siphon to unload acid system and unload acid, flow is limited in the siphon, can not reach the requirement of unloading acid fast.
Summary of the invention
In order to solve the problems of the technologies described above the present invention a kind of oleum train tanker vehicle unloading and method are provided, purpose is to realize fuming sulfuric acid automatic airtight car unloading operation, satisfies safety, quick-release, requirement that bed material is few simultaneously to greatest extent.
For reaching above-mentioned purpose; The present invention is achieved in that a kind of oleum train tanker vehicle unloading; Wherein train tanker vehicle is communicated with through unloading sour oil filling riser and the integral type pump groove group of unloading; The integral type pump groove group of unloading is communicated with the water tourie through pipeline, and the water tourie passes through the vacuum pump extraction pipe and is communicated with vacuum pump.
Described integral type unload pump groove group comprise expansion tank and with expansion tank through pipeline bonded assembly submerged pump.
Described submerged pump is 1-4, and submerged pump is communicated with the nadir of expansion tank.
The induction pipe of described submerged pump is communicated with expansion tank.
Described submerged pump outlet pipe communicates with carrying the acid tube road.
Be provided with valve between described submerged pump outlet pipe and the conveying acid tube road.
Described expansion tank is a vertical storage tank, and expansion tank is provided with tubular type liquidometer and vacuum conditions pipe.
Described water tourie is provided with the fluid-tight arm.
Described water tourie bottom is provided with the PH index gauge.
Described water tourie is provided with coolant inlet pipe and gargle pipe.
Described coolant inlet pipe is located at the top of water tourie.
Described gargle pipe is located at the bottom of water tourie.
Described vacuum pump is a water-ring vacuum pump.
Described vacuum pump is discharged gas by the vacuum pump freeing pipe.
Described vacuum pump extraction pipe is provided with the vacuum pump valve.
A kind of fuming sulfuric acid train tanker vehicle unloading method comprises the steps: earlier the acid mist in the fuming sulfuric acid in the train tanker vehicle to be discharged through expansion tank, water tourie and vacuum pump; Again the fuming sulfuric acid in the train tanker vehicle is transported in the sour storage tank of on-site through submerged pump.
Described sour Nao discharges step and comprises: open the vacuum pump valve earlier, with the valve closing on the outlet pipe of submerged pump, start vacuum pump; Acid mist in the train tanker vehicle enters into expansion tank by unloading sour oil filling riser, enters into the water tourie through pipeline again, and acid mist is absorbed by the fluid-tight water in the water tourie, and gas is discharged by the vacuum pump freeing pipe after getting in the vacuum pump by the vacuum pump extraction pipe.
Tubular type liquidometer in the described expansion tank reaches when needing height, closes the vacuum pump valve, stops vacuum pump.
In PH index gauge on the described water tourie indication water tourie PH of fluid-tight water reach certain numerical value the time, fluid-tight water is discharged by gargle pipe, injects absorption liquid through coolant inlet pipe to the water tourie simultaneously.
Described vacuum pump swept volume is excessive, opens the valve of the vacuum conditions pipe on the expansion tank, regulates degree of vacuum.
Fuming sulfuric acid in the described train tanker vehicle is transported to the step in the sour storage tank of on-site through submerged pump: open the valve of submerged pump outlet pipe, start submerged pump.
Advantage of the present invention and effect are following: fuming sulfuric acid unloading unit safety of operation, reliable, easy.Submerged pump is installed on the nadir of expansion tank, can actv. be discharged by spent acid in the expansion tank.Can not only acid solution in the expansion tank be put only, the accident of stopping takes place; And can effectively reduce the acid solution leakage, the water tourie can prevent effectively that acid mist gets into vacuum pump in the fuming acid, avoids the corrosion of vacuum pump.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Among the figure: 1, train tanker vehicle; 2, unload sour oil filling riser; 3, the integral type pump groove group of unloading; 4, pipeline; 5, water tourie; 6, gargle pipe; 7, coolant inlet pipe; 8, vacuum pump extraction pipe; 9, vacuum pump; 10, vacuum pump freeing pipe; 11, vacuum conditions pipe; 12, valve; 13, carry the acid tube road; 14, tubular type liquidometer; 15, expansion tank; 16, submerged pump; 17, fluid-tight arm; 18, vacuum pump valve; 19, PH index gauge.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described further.
A kind of oleum train tanker vehicle unloading of the present invention; Wherein train tanker vehicle 1 is communicated with through unloading sour oil filling riser 2 and the integral type pump groove group 3 of unloading; Unload pump groove group 3 of integral type is communicated with water tourie 5 through pipeline 4, and water tourie 5 passes through vacuum pump extraction pipe 8 and is connected with vacuum pump 9.Integral type unload pump groove group 3 comprise expansion tank 15 and with expansion tank 15 through pipeline bonded assembly submerged pump 16; Submerged pump 16 is 1-4, and submerged pump 16 is communicated with the nadir of expansion tank 15; The induction pipe of submerged pump 16 is communicated with expansion tank 15; Submerged pump 16 outlet pipes communicate with carrying acid tube road 13; Be provided with valve 12 between submerged pump 16 outlet pipes and the conveying acid tube road 13.
Above-mentioned expansion tank 15 is a vertical storage tank, and expansion tank 15 is provided with tubular type liquidometer 14 and vacuum conditions pipe 11.Water tourie 5 is provided with fluid-tight arm 17; Water tourie 5 bottoms are provided with PH index gauge 19; Water tourie 5 is provided with coolant inlet pipe 7 and gargle pipe 6; Coolant inlet pipe 7 is located at the top of water tourie 5; Gargle pipe 6 is located at the bottom of water tourie 5.
Above-mentioned vacuum pump 9 is a water-ring vacuum pump; Vacuum pump 9 is discharged gas by vacuum pump freeing pipe 10; Vacuum pump extraction pipe 8 is provided with vacuum pump valve 18.
A kind of fuming sulfuric acid train tanker vehicle unloading method comprises the steps: earlier the acid mist in the fuming sulfuric acid in the train tanker vehicle to be discharged through expansion tank, water tourie and vacuum pump; Again the fuming sulfuric acid in the train tanker vehicle is transported in the sour storage tank of on-site through submerged pump.
Above-mentioned fuming sulfuric acid is discharged step and is comprised: open the vacuum pump valve earlier, with the valve closing on the outlet pipe of submerged pump, start vacuum pump; Acid mist in the train tanker vehicle enters into expansion tank by unloading sour oil filling riser, enters into the water tourie through pipeline again, and acid mist is absorbed by the absorption liquid in the water tourie, and gas is discharged by the vacuum pump freeing pipe after getting in the vacuum pump by the vacuum pump extraction pipe.
When the tubular type liquidometer in the expansion tank reaches highly, close the vacuum pump valve, stop vacuum pump.
When the PH of fluid-tight water in the indication of the PH index gauge on the water tourie water tourie reaches certain value, absorb water and discharge by gargle pipe.
The vacuum pump swept volume is excessive, opens the valve of the vacuum conditions pipe on the expansion tank, regulates degree of vacuum.
Fuming sulfuric acid in the above-mentioned train tanker vehicle is transported to the step in the sour storage tank of on-site through submerged pump: open the valve of submerged pump outlet pipe, start submerged pump, fuming sulfuric acid is transported in the sour storage tank.
Claims (19)
1. oleum train tanker vehicle unloading; It is characterized in that train tanker vehicle is communicated with through unloading sour oil filling riser and the integral type pump groove group of unloading; The integral type pump groove group of unloading is communicated with the water tourie through pipeline, and the water tourie passes through the vacuum pump extraction pipe and is communicated with vacuum pump; Described integral type unload pump groove group comprise expansion tank and with expansion tank through pipeline bonded assembly submerged pump.
2. a kind of oleum train tanker vehicle unloading according to claim 1 is characterized in that described submerged pump is 1-4, and submerged pump is communicated with the nadir of expansion tank.
3. a kind of oleum train tanker vehicle unloading according to claim 2 is characterized in that the induction pipe of described submerged pump is communicated with expansion tank.
4. according to claim 1,2 or 3 described a kind of oleum train tanker vehicle unloadings, it is characterized in that the outlet pipe of described submerged pump communicates with carrying the acid tube road.
5. a kind of oleum train tanker vehicle unloading according to claim 4 is characterized in that the outlet pipe of described submerged pump and carries between the acid tube road being provided with valve.
6. according to claim 1,2 or 3 described a kind of oleum train tanker vehicle unloadings, it is characterized in that described expansion tank is a vertical storage tank, expansion tank is provided with tubular type liquidometer and vacuum conditions pipe.
7. a kind of oleum train tanker vehicle unloading according to claim 1 is characterized in that described water tourie is provided with water and absorbs arm.
8. according to claim 1 or 7 described a kind of oleum train tanker vehicle unloadings, it is characterized in that described water tourie is provided with the PH index gauge.
9. according to claim 1 or 7 described a kind of oleum train tanker vehicle unloadings, it is characterized in that described water tourie is provided with coolant inlet pipe and gargle pipe.
10. a kind of oleum train tanker vehicle unloading according to claim 9 is characterized in that described coolant inlet pipe is located at the top of water tourie.
11. a kind of oleum train tanker vehicle unloading according to claim 9 is characterized in that described gargle pipe is located at the bottom of water tourie.
12. a kind of oleum train tanker vehicle unloading according to claim 1 is characterized in that described vacuum pump is a water-ring vacuum pump.
13. a kind of oleum train tanker vehicle unloading according to claim 12 is characterized in that described vacuum pump discharged gas by the vacuum pump freeing pipe.
14. a kind of oleum train tanker vehicle unloading according to claim 1 is characterized in that described vacuum pump extraction pipe is provided with the vacuum pump valve.
15. a fuming sulfuric acid train tanker vehicle unloading method comprises the steps: earlier the acid mist in the fuming sulfuric acid in the train tanker vehicle to be discharged through expansion tank, water tourie and vacuum pump; Be transported to the fuming sulfuric acid in the train tanker vehicle in the sour storage tank of on-site through submerged pump again; Described acid mist is discharged step and is comprised: open the vacuum pump valve earlier, with the valve closing on the outlet pipe of submerged pump, start vacuum pump; Acid mist in the train tanker vehicle enters into expansion tank by unloading sour oil filling riser, enters into the water tourie through pipeline again, and acid mist is absorbed by the fluid-tight water in the water tourie, and gas is discharged by the vacuum pump freeing pipe after getting in the vacuum pump by the vacuum pump extraction pipe.
16. a kind of fuming sulfuric acid train tanker vehicle unloading method according to claim 15 when it is characterized in that tubular type liquidometer in the described expansion tank reaches the needs height, is closed the vacuum pump valve, stops vacuum pump.
17. a kind of fuming sulfuric acid train tanker vehicle unloading method according to claim 15; When the PH that it is characterized in that fluid-tight water in the PH index gauge indication water tourie on the described water tourie reaches certain pH value; Absorb water and discharge, inject to the water tourie through coolant inlet pipe simultaneously and absorb water by gargle pipe.
18. a kind of fuming sulfuric acid train tanker vehicle unloading method according to claim 15 is characterized in that described vacuum pump swept volume is excessive, opens the valve of the vacuum conditions pipe on the expansion tank, regulates degree of vacuum.
19. a kind of fuming sulfuric acid train tanker vehicle unloading method according to claim 15; It is characterized in that fuming sulfuric acid in the described train tanker vehicle is transported to the step in the sour storage tank of on-site through submerged pump: open the valve of submerged pump outlet pipe, start submerged pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100122530A CN101353149B (en) | 2007-07-24 | 2007-07-24 | Oleum train tanker unloading device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100122530A CN101353149B (en) | 2007-07-24 | 2007-07-24 | Oleum train tanker unloading device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101353149A CN101353149A (en) | 2009-01-28 |
| CN101353149B true CN101353149B (en) | 2012-06-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100122530A Expired - Fee Related CN101353149B (en) | 2007-07-24 | 2007-07-24 | Oleum train tanker unloading device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101353149B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105460877A (en) * | 2014-08-31 | 2016-04-06 | 天津渤大硫酸工业有限公司 | Totally-sealed fuming sulfuric acid storing and filling system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101549845B (en) * | 2009-04-23 | 2012-10-17 | 东营市联成化工有限责任公司 | Acid fog processing device for acid sales places |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4059134A (en) * | 1976-06-21 | 1977-11-22 | Violette Theodore T | Mobile drum filling assembly |
| CN2205791Y (en) * | 1993-12-22 | 1995-08-23 | 重庆钢铁(集团)公司 | Acid unloading device for tank wagon |
| CN2390863Y (en) * | 1999-08-16 | 2000-08-09 | 张友清 | Non-pump liquid-sucking apparatus |
| CN201121126Y (en) * | 2007-09-04 | 2008-09-24 | 沈阳铝镁设计研究院 | Oleum unloading apparatus of train tank truck |
-
2007
- 2007-07-24 CN CN2007100122530A patent/CN101353149B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4059134A (en) * | 1976-06-21 | 1977-11-22 | Violette Theodore T | Mobile drum filling assembly |
| CN2205791Y (en) * | 1993-12-22 | 1995-08-23 | 重庆钢铁(集团)公司 | Acid unloading device for tank wagon |
| CN2390863Y (en) * | 1999-08-16 | 2000-08-09 | 张友清 | Non-pump liquid-sucking apparatus |
| CN201121126Y (en) * | 2007-09-04 | 2008-09-24 | 沈阳铝镁设计研究院 | Oleum unloading apparatus of train tank truck |
Non-Patent Citations (4)
| Title |
|---|
| 王跃坤 |
| 袁小宁.液下泵在硫酸装卸工艺中的应用.《油气储运》.1993,第12卷(第6期), |
| 贺代金 |
| 贺代金;王跃坤;袁小宁.液下泵在硫酸装卸工艺中的应用.《油气储运》.1993,第12卷(第6期), * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105460877A (en) * | 2014-08-31 | 2016-04-06 | 天津渤大硫酸工业有限公司 | Totally-sealed fuming sulfuric acid storing and filling system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101353149A (en) | 2009-01-28 |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20120613 |