CN204637967U - Alkaline residue liquid apparatus for preparing desulphurizing agent - Google Patents
Alkaline residue liquid apparatus for preparing desulphurizing agent Download PDFInfo
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- CN204637967U CN204637967U CN201520359195.9U CN201520359195U CN204637967U CN 204637967 U CN204637967 U CN 204637967U CN 201520359195 U CN201520359195 U CN 201520359195U CN 204637967 U CN204637967 U CN 204637967U
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Abstract
The utility model relates to apparatus for preparing desulphurizing agent, particularly alkaline residue liquid apparatus for preparing desulphurizing agent.Comprise alkaline residue delivery pump, alkaline residue delivery pump is connected with desanding device by the first pipeline, desanding device with fall chlorine bucket and be connected; Join auxiliary agent groove and fall chlorine bucket middle level and be connected, washings pipeline is connected with Jiang Lvtong lower floor, falls chlorine bottom of the barrel and is connected by the 6th pipeline with finished product buffer barrel; The upper strata falling chlorine bucket is connected with collection main pipe rail by the second overflow passage.Compared with prior art: the application avoiding the high-energy equipment such as filter press, centrifuge, avoid alkali residue waste liquid machinery Separation of Solid and Liquid, effectively improve flue gas desulfurization effect.
Description
Technical field
the utility model relates to apparatus for preparing desulphurizing agent, particularly a kind of alkaline residue liquid apparatus for preparing desulphurizing agent.
Background technology
utilizing the accessory substance alkali residue waste liquid in ammonia-soda process soda manufacture to produce alkaline residue liquid desulfurizing agent, for the production of boiler flue gas desulfurizer, is a kind of alkaline residue utilization of waste as resource new technology.Current caustic sludge desulfuration agent producing process has two kinds: the first technique be alkali residue waste liquid after desanding, enter filter press and carry out Separation of Solid and Liquid, and then add water through colter disintegrating machine and fall chlorine, make liquid desulfurizing agent; The second technique be alkali residue waste liquid after desanding, enter two-stage horizontal screw centrifuge and realize Separation of Solid and Liquid and fall chlorine, then make liquid desulfurizing agent through cement slurry preparing barrel.
above-mentioned two kinds of liquid desulfurizing agent production technologies have application, wherein the horizontal screw centrifuge pulping process application patent protection of certain company.These two kinds of techniques all need first to realize Separation of Solid and Liquid through mechanical solid-liquid separation process and fall chlorine, cause desulfurizing agent solid particle to reunite, in follow-up pulping process, particle dispersion decreases, cause desulfurizer activity in user's sweetening process lower, doctor solution internal circulating load is large, and operating cost is high.Simultaneously, machinery Separation of Solid and Liquid, to fall chlorine process energy consumption high, plate and frame filter press needs supporting twin-stage force (forcing) pump and air compression station, filter cloth spoilage is high, cause production cost high, filter cake closely knit in addition causes difficulty to follow-up slurrying, and as first generation technology, plate and frame filter press adds colter crushing mechanism and stops using after 2012 for liquid desulfurizing agent technique; Two-stage centrifugal machine adds cement slurry preparing barrel and prepares liquid desulfurizing agent technique, desulfurizing agent solid particle is reunited and is reduced, and desulfurizing agent mass activity improves relatively, therefore this technique comparatively first generation technology, all be improved at the desulfuration efficiency of desulfurizing tower and desulfurated plaster product quality, but centrifuge energy consumption is still high.Above-mentioned two kinds of techniques all need solid material to load and unload and conveying, and automatic controlling level is low, and whole stable processing technique is poor.
Summary of the invention
the purpose of this utility model is to solve background technology Problems existing, and provides a kind of alkaline residue liquid apparatus for preparing desulphurizing agent ensureing liquid sorbent particle dispersiveness, activity, good fluidity.
the utility model adopts following technical scheme:
a kind of alkaline residue liquid apparatus for preparing desulphurizing agent, comprise alkaline residue delivery pump, alkaline residue delivery pump is connected with desanding device by the first pipeline, desanding device with fall chlorine bucket and be connected; Join auxiliary agent groove and fall chlorine bucket middle level and be connected, washings pipeline is connected with Jiang Lvtong lower floor, falls chlorine bottom of the barrel and is connected by the 6th pipeline with finished product buffer barrel; The upper strata falling chlorine bucket is connected with collection main pipe rail by the second overflow passage.
above-mentioned technical scheme compared with prior art, has following beneficial effect:
avoid the application of the high-energy equipment such as filter press, centrifuge, save the energy; Avoid alkali residue waste liquid machinery Separation of Solid and Liquid, effective solid particle is without any mechanical presses and reunion, in product, solid particle maintains the most original graininess, and particle diameter is below 35 microns, and surface area is large, good, the desulphurizing activated height of dispersive property, can effectively improve flue gas desulfurization effect, realize user energy-conservation, and form high-quality desulfurated plaster, even boiler uses cheap sulphur coal, still can be up to state standards after flue gas desulfurization; Avoid handling and the conveying of pilot process solid material, entirety achieves DCS integrating control, and automaticity is higher, simple to operate, and produce continous-stable, the cycle of operation is long.
preferred version is:
the upper strata falling chlorine bucket is connected with collection main pipe rail by the second overflow passage.
desanding device is spinning liquid desander or gravitational sand settling device.
the bottom of desanding device is connected with collection main pipe rail by the 7th pipeline; The top of desanding device is connected with thickener by the second pipeline, and thickener top is passed through the first overflow passage and collected main pipe rail and be connected, thickener by the 5th pipeline with fall chlorine bucket and be connected.
join auxiliary agent groove built with water with join the solution that auxiliary agent dry powder makes.
join auxiliary agent groove to be connected with settling agent pump by the 9th pipeline, settling agent pump is connected with the middle level falling chlorine bucket by the 4th pipeline.
the bottom of desanding device is connected with collection main pipe rail by the 7th pipeline.
Accompanying drawing explanation
fig. 1 is the structural representation of the utility model embodiment 1.
fig. 2 is the structural representation of the utility model embodiment 2.
Detailed description of the invention
below in conjunction with drawings and Examples in detail the utility model is described in detail:
embodiment 1:
a kind of alkaline residue liquid apparatus for preparing desulphurizing agent, see in accompanying drawing 1, figure: alkaline residue delivery pump 1, first pipeline 2, gravitational sand settling device 3, second pipeline 4,7th pipeline 5, first overflow passage 6, collects main pipe rail 7, chlorine bucket the 9, three pipeline 10, falls in the second overflow passage 8,6th pipeline 11, finished product buffer barrel 12, desulfurizing agent delivery pump 13, join auxiliary agent groove 14, settling agent pump the 15, four pipeline 16,5th pipeline 17, thickener 18, the 8th pipeline 19, the 9th pipeline 20.
in the present embodiment, be connected by the first pipeline 2 by alkaline residue delivery pump 1 with desanding device, desanding device adopts gravitational sand settling device 3, and in gravitational sand settling device 3, in Separation of Solid and Liquid process, solid material is direct sedimentation; The top of gravitational sand settling device 3 is connected with thickener 18 by the second pipeline 4, and the bottom of gravitational sand settling device 3 is connected with collection main pipe rail 7 by the 7th pipeline 5; Thickener 18 top is connected with collection main pipe rail 7 by the first overflow passage 6, and thickener 18 is connected with the top falling chlorine bucket 9 by the 5th pipeline 17; The upper strata falling chlorine bucket 9 is connected with collection main pipe rail 7 by the second overflow passage 8.
join auxiliary agent groove 14 to be connected with settling agent pump 15 by the 9th pipeline 20, settling agent pump 15 is connected with the middle level falling chlorine bucket by the 4th pipeline 16, joins auxiliary agent groove 14 built with water with join the solution that auxiliary agent dry powder makes.
the alkaline residue liquid desulfurizing agent preparation method of this enforcement is:
gravitational sand settling: accessory substance alkali residue waste liquid in soda manufacture, enters in gravitational sand settling device 3 and carry out desanding; In alkali residue waste liquid, solid content accounts for 3.1%(solid content here and refers to the percentage accounting for alkali residue waste liquid gross mass), percentage containing the sand mass percent percentage that is 0.26%(sand content is alkali residue waste liquid gross mass), through gravitational sand settling device, the sand of mass ratio more than 95% can be removed.
stiff sedimentation: the alkali residue waste liquid through desanding enters thickener 18 central tube, waste liquid clarification layering in thickener, clear liquid is discharged from the overflow of thickener top, and stiff mud self-pressure (namely bottom end thickener) enters and falls chlorine bucket 9.
chlorine falls in washing: stiff mud enters from falling chlorine bucket 9 top, fresh water or add from Jiang Lvtong 9 lower floor through the mix mixing water of water of collection, the rainwater of clarifying treatment, plant area, settling agent adds from falling chlorine bucket 9 middle level, fall alkali residue waste liquid in chlorine bucket 9 with fresh water or through collecting, the rainwater of clarifying treatment or plant area mix after the mixing water of water mixes, chlorine falls in washing, after washing, waste clear solution is discharged from upper strata overflow (the second overflow pipe 8), and under settling agent effect, realize the sedimentation stiff of mixed liquor, liquid desulfurizing agent is discharged from falling bottom chlorine bucket 9, enters finished product buffer barrel 12 and stores.
settling agent used is polyacrylamide dry powder, polyacrylamide dry powder and fresh water or through collecting, the mix quality proportioning of mixing water of water of the rainwater of clarifying treatment, plant area is 0.52:1000.
settling agent solution adds from falling chlorine bucket 9 middle level by 6.5% of alkali residue waste liquid volume ratio.
fall chloride about 59 tt(in the alkali residue waste liquid in chlorine bucket 9 and amount to 104.72g/l), contact with washings, realize the washing of alkali residue waste liquid, fall chlorine, and realize stiff under the effect of liquid settling agent.
liquid desulfurizing agent is 30 ~ 40 minutes falling the sedimentation time in chlorine bucket 9, and sedimentation rate reaches more than 90%.
embodiment 2:
a kind of alkaline residue liquid apparatus for preparing desulphurizing agent, see in accompanying drawing 2, figure: alkaline residue delivery pump 1, first pipeline 2, spinning liquid desander 3, second pipeline 4,7th pipeline 5, first overflow passage 6, collects main pipe rail 7, chlorine bucket the 9, three pipeline 10, falls in the second overflow passage 8,6th pipeline 11, finished product buffer barrel 12, desulfurizing agent delivery pump 13, join auxiliary agent groove 14, settling agent pump the 15, four pipeline 16,5th pipeline 17, stiff sand-settling device the 18, eight pipeline 19, the 9th pipeline 20, the tenth pipeline 21.
: the sidewall of stiff sand-settling device 18 is connected with the top falling chlorine bucket 9 by the 5th pipeline 17 that the bottom of stiff sand-settling device 18 is connected with collection main pipe rail 7 by the tenth pipeline 21 with the difference part of embodiment 1.
in spinning liquid desander 3 in Separation of Solid and Liquid process solid material first at centrifugal reason move under influence on equipment sidewall, then rely on gravity fall; Gravity desander equipment volume is large, but energy consumption is low, and hydrocyclone 3 equipment volume is little, energy consumption is relatively high, in order to ensure the qualified of the sand content of liquid desulfurizing agent, preferably have employed the combination of spinning liquid desander 3 and sand-settling device 18, in Fig. 2, stiff sand-settling device 18 is equal to the gravitational sand settling device in Fig. 1.
alkali residue waste liquid send spinning liquid desander 3 after the pressurization of alkali residue waste liquid pump, and after desanding, waste liquid enters stiff sand-settling device 18 desanding again, and the alkali residue waste liquid after secondary desanding enters from the top falling chlorine bucket 9 falls chlorine bucket 9; Through collecting, the rainwater of clarifying treatment enters from lower floor and falls chlorine bucket 9; Joining in auxiliary agent groove 14, polyacrylamide dry powder and fresh water or through collecting, the rainwater liquid adjuvants that 0.52:1000 is mixed by mass percentage of clarifying treatment enters from middle level and falls chlorine bucket 9; Alkali residue waste liquid contacts with washings, and chlorine falls in the washing realizing alkali residue waste liquid, and realizes stiff under liquid adjuvants effect, solids settling rate in desulfurizing agent is made to control more than 90%, the desulfurizing agent formed is discharged from falling bottom chlorine bucket 9, and self-pressure enters finished product buffer barrel 12, then uses through being pumped to user.Except spinning liquid desander 3, stiff sand-settling device 18 are discharged antiquated sand liquid and fall chlorine bucket 9 overflow waste clear solution after collecting main pipe rail 7 and mixing, be discharged to and specify place.
Claims (7)
1. an alkaline residue liquid apparatus for preparing desulphurizing agent, comprises alkaline residue delivery pump, it is characterized in that: alkaline residue delivery pump is connected with desanding device by the first pipeline, desanding device with fall chlorine bucket and be connected; Join auxiliary agent groove and fall chlorine bucket middle level and be connected, washings pipeline is connected with Jiang Lvtong lower floor, falls chlorine bottom of the barrel and is connected by the 6th pipeline with finished product buffer barrel; The upper strata falling chlorine bucket is connected with collection main pipe rail by the second overflow passage.
2. alkaline residue liquid apparatus for preparing desulphurizing agent according to claim 1, is characterized in that: the upper strata falling chlorine bucket is connected with collection main pipe rail by the second overflow passage.
3. alkaline residue liquid apparatus for preparing desulphurizing agent according to claim 1, is characterized in that: desanding device is spinning liquid desander or gravitational sand settling device.
4. alkaline residue liquid apparatus for preparing desulphurizing agent according to claim 1, is characterized in that: the bottom of desanding device is connected with collection main pipe rail by the 7th pipeline; The top of desanding device is connected with thickener by the second pipeline, and thickener top is passed through the first overflow passage and collected main pipe rail and be connected, thickener by the 5th pipeline with fall chlorine bucket and be connected.
5. alkaline residue liquid apparatus for preparing desulphurizing agent according to claim 1, is characterized in that: join auxiliary agent groove built with water with join the solution that auxiliary agent dry powder makes.
6. alkaline residue liquid apparatus for preparing desulphurizing agent according to claim 1, is characterized in that: join auxiliary agent groove and be connected with settling agent pump by the 9th pipeline, settling agent pump is connected with the middle level falling chlorine bucket by the 4th pipeline.
7. alkaline residue liquid apparatus for preparing desulphurizing agent according to claim 1, is characterized in that: the bottom of desanding device is connected with collection main pipe rail by the 7th pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520359195.9U CN204637967U (en) | 2015-05-29 | 2015-05-29 | Alkaline residue liquid apparatus for preparing desulphurizing agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520359195.9U CN204637967U (en) | 2015-05-29 | 2015-05-29 | Alkaline residue liquid apparatus for preparing desulphurizing agent |
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| CN204637967U true CN204637967U (en) | 2015-09-16 |
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| CN201520359195.9U Expired - Fee Related CN204637967U (en) | 2015-05-29 | 2015-05-29 | Alkaline residue liquid apparatus for preparing desulphurizing agent |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104857831A (en) * | 2015-05-29 | 2015-08-26 | 唐山三友化工股份有限公司 | Preparation device and method for alkali residue liquid desulfurizing agent |
| CN108686481A (en) * | 2018-06-25 | 2018-10-23 | 江苏新欧环保资源综合利用有限公司 | Caustic sludge desulfuration and the two-way combined governance device of desulfurization wastewater and administering method |
-
2015
- 2015-05-29 CN CN201520359195.9U patent/CN204637967U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104857831A (en) * | 2015-05-29 | 2015-08-26 | 唐山三友化工股份有限公司 | Preparation device and method for alkali residue liquid desulfurizing agent |
| CN108686481A (en) * | 2018-06-25 | 2018-10-23 | 江苏新欧环保资源综合利用有限公司 | Caustic sludge desulfuration and the two-way combined governance device of desulfurization wastewater and administering method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20200529 |