CN103112905A - Circulation tank pump sealing water recycling device in nickel oxide preparation equipment - Google Patents
Circulation tank pump sealing water recycling device in nickel oxide preparation equipment Download PDFInfo
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- CN103112905A CN103112905A CN2013100569465A CN201310056946A CN103112905A CN 103112905 A CN103112905 A CN 103112905A CN 2013100569465 A CN2013100569465 A CN 2013100569465A CN 201310056946 A CN201310056946 A CN 201310056946A CN 103112905 A CN103112905 A CN 103112905A
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- circulation tank
- water
- nickel oxide
- absorption tower
- tank pump
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Abstract
The invention relates to the technical field of preparation of nickel oxide and recycling of hydrochloric acid and especially relates to a circulation tank pump sealing water recycling device in nickel oxide preparation equipment, wherein the circulation tank pump sealing water recycling device is arranged between a first level absorption tower and a second level absorption tower in the nickel oxide preparation equipment, the circulation tank pump sealing water recycling device is provided with a sealing water circulating tank, a fresh water valve, a fresh water pipeline, a return water valve, a branch return water pipeline, a return water pipeline and a cooled pump body, a water feeding valve is connected with the first level absorption tower, pH testers are arranged in a circulating pipeline and the return water pipeline, a pressure detecting device PT and a flow rate detecting device LT are arranged in the circulating pipeline, and an overflow pipe is arranged on the side face of the sealing water circulating tank. The circulation tank pump sealing water recycling device provided by the invention has the advantages of improving the absorption rate and further reducing the chloridion content in the exhausted burner gas. The circulation tank pump sealing water recycling device is used for almost completely recycling the demineralized water to eliminate the environmental pollution.
Description
Technical field
The present invention relates to prepare nickel oxide and reclaim hydrochloric acid technical field, particularly a kind of circulation tank pump seal water cycle re-use device for preparing in nickel oxide equipment, be used for utilizing nickel chloride solution to prepare the nickel oxide product and reclaim hydrochloric acid.
Background technology
Application for a patent for invention 200710157229.6 discloses a kind of continuous production processes and equipment thereof of preparing cobaltosic oxide powder by spray roasting.The equipment that adopts comprises spent acid tank, waste acid filter, preconcentrator, pneumatic adjusting valve, stoving oven and the furnace roof flusher thereof of collecting solution, at the oxide blocks crusher, cobaltosic oxide pneumatic conveyor system, first grade absorption tower, the two-level absorption tower that are burner that tangent line arranges, rotary valve, stoving oven bottom on the stoving oven body, between described first grade absorption tower and two-level absorption tower, circulation tank is set, smoke exhaust fan, washing tower, rinse water water supply installation, regeneration hydrochloric acid tank, gas-liquid separator, chimney, PLC control device.
Logical trial run in a few years, find that there is following problems in this equipment:
The circulation tank that arranges between first grade absorption tower and two-level absorption tower in water circulation system can't be realized the water circuit recycling.Must be improved.
Summary of the invention
The object of the present invention is to provide a kind of circulation tank pump seal water cycle re-use device for preparing in nickel oxide equipment.
The objective of the invention is to realize by following technical proposals:
According to the circulation tank pump seal water cycle re-use device in preparation nickel oxide equipment of the present invention, between first grade absorption tower in preparation nickel oxide equipment and two-level absorption tower, circulation tank pump seal water cycle re-use device to be set, be connected with first grade absorption tower by return water pipe, first grade absorption tower is connected with preconcentrator by pipeline.
Described circulation tank pump seal water cycle re-use device is by sealing water cycle groove, seal therewith by new penstock the new water lines that the water cycle groove is connected, seal therewith by backwater valve the water return pipeline that the water cycle groove is connected, the cooling pump housing, the induction valve door institute level that is connected of the cooling pump housing becomes therewith, described water return pipeline one end is connected with two-level absorption tower, the other end is connected with the cooling pump housing, and the other end of described induction valve door is connected with first grade absorption tower.
Be provided with the pH value tester in described water return pipeline.
Be provided with pressure-detecting device PT, flow detector LT in described circulation line.
Be provided with the upflow tube for safety exhaust in the side of described sealing water cycle groove.
The present invention has following characteristics:
1) furnace gas that contains micro-hydrogenchloride enters the two-level absorption tower bottom from the first grade absorption tower top by the PH pipe connecting, gas flows in two-level absorption tower from the bottom to top, carrying out face with de-mineralized water in flow process contacts, de-mineralized water by the two-level absorption tower feeding pump from the two-level absorption tower top in nozzle enters tower, water is evenly distributed be sprayed on filler in two-level absorption tower, remaining hydrogenchloride composition in countercurrent flow gas is absorbed, and the liquid that contains micro-hydrogenchloride is used for to the first grade absorption tower periodical feeding;
2) two-level absorption tower sprinkling water is to obtain in circulating storage tank, and the circulating storage tank water-in is connected in the wash tower bottoms outlet.
Advantage of the present invention is:
1) owing between first grade absorption tower and smoke exhaust fan, two-level absorption tower being set, realize double absorption, improved specific absorption, also further reduced the chloride ion content in the discharging furnace gas;
2)Owing to having adopted circulation tank pump seal water cycle re-use device, make de-mineralized water obtain return to receive utilizing almost completely, eliminated environmental pollution.
Description of drawings
Fig. 1 is the structural representation of the circulation tank pump seal water cycle re-use device in preparation nickel oxide equipment of the present invention.
Embodiment
The embodiment given below in conjunction with accompanying drawing further illustrates the specific embodiment of the present invention.
Circulation tank pump seal water cycle re-use device in preparation nickel oxide equipment of the present invention, between first grade absorption tower 14 in preparation nickel oxide equipment and two-level absorption tower 11, circulation tank pump seal water cycle re-use device to be set, be connected with first grade absorption tower 14 by return water pipe, first grade absorption tower 14 is connected with preconcentrator by pipeline.
Washing tower is connected with two-level absorption tower 11 by circulation tank.
As shown in Figure 1, described circulation tank pump seal water cycle re-use device is by sealing water cycle groove 2, seal therewith by new penstock 3 the new water lines 4 that water cycle groove 2 is connected, seal therewith by backwater valve 6 water return pipeline 8 that water cycle groove 2 is connected, the cooling pump housing 9,5 compositions of induction valve door of being connected of the cooling pump housing 9 therewith, described water return pipeline 8 one ends are connected with two-level absorption tower 11, the other end is connected with the cooling pump housing 9, and the other end of described induction valve door 5 is connected with first grade absorption tower 14.In figure, the PH pipe connecting is 7.
Be provided with pressure-detecting device PT, flow detector LT in described circulation line.
Be provided with the upflow tube 1 for the process safety exhaust in the side of described sealing water cycle groove.
Circulation tank pump seal water cycle re-use device in preparation nickel oxide equipment of the present invention; The waste gas of discharging reaches emission standard; Make de-mineralized water obtain return to receive utilizing almost completely; Can not produce environment and pollute.
Claims (4)
1. circulation tank pump seal water cycle re-use device for preparing in nickel oxide equipment, it is characterized in that between first grade absorption tower in preparation nickel oxide equipment and two-level absorption tower, circulation tank pump seal water cycle re-use device being set, described circulation tank pump seal water cycle re-use device is by sealing water cycle groove, seal therewith by new penstock the new water lines that the water cycle groove is connected, seal therewith by backwater valve the water return pipeline that the water cycle groove is connected, the cooling pump housing, the induction valve door institute level that is connected of the cooling pump housing becomes therewith, described water return pipeline one end is connected with two-level absorption tower, the other end is connected with the cooling pump housing, the other end of described induction valve door is connected with first grade absorption tower.
2. the circulation tank pump seal water cycle re-use device in preparation nickel oxide equipment according to claim 1, is characterized in that being provided with the pH value tester in described water return pipeline.
3. the circulation tank pump seal water cycle re-use device in preparation nickel oxide equipment according to claim 1, is characterized in that being provided with pressure-detecting device PT, flow detector LT in described circulation line.
4. the circulation tank pump seal water cycle re-use device in preparation nickel oxide equipment according to claim 1, is characterized in that being provided with in the side of described sealing water cycle groove the upflow tube for the process safety exhaust.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310056946.5A CN103112905B (en) | 2013-02-22 | 2013-02-22 | Circulation tank pump sealing water recycling device in nickel oxide preparation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310056946.5A CN103112905B (en) | 2013-02-22 | 2013-02-22 | Circulation tank pump sealing water recycling device in nickel oxide preparation equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103112905A true CN103112905A (en) | 2013-05-22 |
| CN103112905B CN103112905B (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310056946.5A Active CN103112905B (en) | 2013-02-22 | 2013-02-22 | Circulation tank pump sealing water recycling device in nickel oxide preparation equipment |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1047631A (en) * | 1989-06-01 | 1990-12-12 | 唐化学原料公司 | Utilize the sulfite that produces on the spot to remove the method for hydrogen sulfide |
| CN2564574Y (en) * | 2002-03-29 | 2003-08-06 | 康成 | Vertical coke oven |
| CN101164902A (en) * | 2007-09-30 | 2008-04-23 | 赫东波 | Continuous producing technique and device for preparing cobaltosic oxide powder by spray roasting |
| CN201184312Y (en) * | 2007-12-06 | 2009-01-21 | 鞍钢股份有限公司 | Reclaimed acid pump seal hydrologic cycle pressure device |
| CN101363147A (en) * | 2008-06-03 | 2009-02-11 | 珠海醋酸纤维有限公司 | Apparatus and method for recovering trace acetone |
| CN201268672Y (en) * | 2008-07-31 | 2009-07-08 | 郑凌峰 | Sodium methyl mercaptide producing system |
| CN202527057U (en) * | 2012-02-28 | 2012-11-14 | 苏州乔尼设备工程有限公司 | Nitrogen oxide waste gas treatment equipment |
-
2013
- 2013-02-22 CN CN201310056946.5A patent/CN103112905B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1047631A (en) * | 1989-06-01 | 1990-12-12 | 唐化学原料公司 | Utilize the sulfite that produces on the spot to remove the method for hydrogen sulfide |
| CN2564574Y (en) * | 2002-03-29 | 2003-08-06 | 康成 | Vertical coke oven |
| CN101164902A (en) * | 2007-09-30 | 2008-04-23 | 赫东波 | Continuous producing technique and device for preparing cobaltosic oxide powder by spray roasting |
| CN201184312Y (en) * | 2007-12-06 | 2009-01-21 | 鞍钢股份有限公司 | Reclaimed acid pump seal hydrologic cycle pressure device |
| CN101363147A (en) * | 2008-06-03 | 2009-02-11 | 珠海醋酸纤维有限公司 | Apparatus and method for recovering trace acetone |
| CN201268672Y (en) * | 2008-07-31 | 2009-07-08 | 郑凌峰 | Sodium methyl mercaptide producing system |
| CN202527057U (en) * | 2012-02-28 | 2012-11-14 | 苏州乔尼设备工程有限公司 | Nitrogen oxide waste gas treatment equipment |
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| Publication number | Publication date |
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| CN103112905B (en) | 2015-01-07 |
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