CN205164388U - Dust recovery device - Google Patents
Dust recovery device Download PDFInfo
- Publication number
- CN205164388U CN205164388U CN201520716740.5U CN201520716740U CN205164388U CN 205164388 U CN205164388 U CN 205164388U CN 201520716740 U CN201520716740 U CN 201520716740U CN 205164388 U CN205164388 U CN 205164388U
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- cavity
- outlet
- threeway
- control valve
- spray
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- 239000000428 dust Substances 0.000 title claims abstract description 79
- 238000011084 recovery Methods 0.000 title abstract description 8
- 239000007921 spray Substances 0.000 claims abstract description 58
- 239000000843 powder Substances 0.000 claims abstract description 50
- 238000004519 manufacturing process Methods 0.000 claims abstract description 26
- 238000004140 cleaning Methods 0.000 claims abstract description 24
- 230000002745 absorbent Effects 0.000 claims abstract description 22
- 239000002250 absorbent Substances 0.000 claims abstract description 22
- 235000012054 meals Nutrition 0.000 claims abstract description 19
- 239000007788 liquid Substances 0.000 claims description 21
- 239000007791 liquid phase Substances 0.000 claims description 19
- 238000004806 packaging method and process Methods 0.000 claims description 7
- 239000003337 fertilizer Substances 0.000 abstract description 46
- 239000000126 substance Substances 0.000 abstract description 41
- 239000012535 impurity Substances 0.000 abstract description 21
- 238000000034 method Methods 0.000 abstract description 3
- 238000005507 spraying Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 35
- 238000010521 absorption reaction Methods 0.000 description 12
- 239000000243 solution Substances 0.000 description 5
- 239000011797 cavity material Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000001105 regulatory Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000005039 chemical industry Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model belongs to a dust recovery device, including production system, absorbent feeding device, the meal outlet of production system and dry -type dust collector advance the powder and mouthful link to each other, and the meal outlet of dry -type dust collector bottom links to each other with package system, and the air intake that the air outlet at dry -type dust collector top passes through pipeline and wet -type dust collector links to each other, and wet -type dust collector sprays cavity and clean gaseous cavity inside divideing into, it is equipped with filter equipment to spray between cavity and the clean gaseous cavity, absorbent feeding device links to each other through third pump and the first tee bend spray set inside with spraying the cavity, clean gas outlet has been seted up on one side wet dedusting device inner wall of clean gaseous cavity, clean gas outlet passes through updraft ventilator and links to each other with exhaust emission device, it is low to have small investment, simple process, running cost, is guaranteeing under the not contaminated prerequisite of environment, and furthest retrieves unnecessary chemical fertilizer powder face and effective to remove impurities's advantage.
Description
Technical field
The utility model belongs to dust recovery technology field, is specifically related to a kind of device for recovering powder.
Background technology
In coal chemical industry, the discharge of dust is a very general problem, how can emissions reduction, a large amount of chemical fertilizer dusts can be produced in chemical fertilizer production process, these dust take contaminated environment that can be serious in air to, if but these dust are recovered in chemical fertilizer production and will bring huge benefit to company, how being carried out reclaiming by this part dust just becomes a problem; Existing dust dust removal efficiency is generally 90%, and the dust of residue 10% cannot remove, and most of enterprise directly discharges, and causes the waste of resource, does not also meet national dust emission standard simultaneously.
Utility model content
The purpose of this utility model be to overcome defect of the prior art and provide one to provide small investment, technique are simple, operating cost is low, under the not contaminated prerequisite of guarantee environment, reclaim unnecessary chemical fertilizer powder face to greatest extent and effectively can remove impurity, and retrieval system utilization is carried out to the chemical fertilizer powder face of reclaiming, the value in this chemical fertilizer powder face of directly discharging is reached maximized device for recovering powder.
The purpose of this utility model is achieved in that and comprises production system, absorbent feedway, the meal outlet of production system is connected with dry dust removal apparatus powder inlet, meal outlet bottom dry dust removal apparatus is connected with packaging system, the air outlet at dry dust removal apparatus top is connected with the air inlet of wet dust separater by pipeline, wet dust separater inside is divided into spray cavity and clean gas cavity, filter is provided with between described spray cavity and clean gas cavity, described absorbent feedway is connected with the spray equipment of the first threeway with spray inside cavity by the 3rd pump, the side wet dust separater inwall of described clean gas cavity offers clean gas outlet, described clean gas outlet is connected with gas emission device by extractor fan, the wet dust separater inwall of described spray cavity bottom offers low concentration liquid-phase outlet, the wet dust separater inwall of described spray cavity one side lower part offers high concentration liquid-phase outlet, described low concentration liquid-phase outlet is connected with the 3rd end of the first threeway by the first pump, and described high concentration liquid-phase outlet is connected with production system by the second pump.
The second threeway is provided with between the meal outlet of described production system and dry dust removal apparatus powder inlet, the 3rd threeway is provided with between the air outlet at dry dust removal apparatus top and the air inlet of wet dust separater, be provided with bypass duct between 3rd end of described second threeway and the 3rd end of the 3rd threeway, described bypass duct is provided with the first control valve.
Be provided with the second control valve between described second threeway and dry dust removal apparatus powder inlet, between the air outlet at described dry dust removal apparatus top and the 3rd threeway, be provided with the 3rd control valve.
Meal outlet bottom described formula dust arrester and be provided with the 4th control valve between packaging system.
The 5th control valve is provided with between described 3rd pump and the first threeway.
Spray inside cavity in described wet dust separater is provided with densitometer and liquid level gauge, is provided with the 6th control valve between described high concentration liquid-phase outlet and the second pump.
The utility model can effectively ensure reclaim unnecessary chemical fertilizer powder face to greatest extent and can remove impurity by arranging dry dust removal apparatus and wet dust separater; The output of rearrange liquids chemical fertilizer can be carried out by arranging low concentration liquid-phase outlet, the first pump and the first threeway according to own absorption ability, forming closed circuit absorption cycle; And this retracting device has recovery method flexibly, the maximizing the benefits of manufacturing enterprise can be reached according to market situation when meeting self-demand; There is small investment, technique is simple, operating cost is low, under the not contaminated prerequisite of guarantee environment, reclaim unnecessary chemical fertilizer powder face to greatest extent and effectively can remove impurity, and retrieval system utilization is carried out to the chemical fertilizer powder face of reclaiming, the value in this chemical fertilizer powder face of directly discharging is reached maximized advantage.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
In order to there be understanding clearly to technical characteristic of the present utility model, object and effect, now contrast accompanying drawing and detailed description of the invention of the present utility model is described, label identical in the various figures represents identical parts.For making simplified form, only schematically show the part relevant to utility model in each figure, they do not represent its practical structures as product.
As shown in Figure 1, the utility model comprises production system 1, absorbent feedway 24, the meal outlet of production system 1 is connected with dry dust removal apparatus 2 powder inlet, meal outlet bottom dry dust removal apparatus 2 is connected with packaging system 8, the air outlet at dry dust removal apparatus 2 top is connected by the air inlet of pipeline with wet dust separater 3, wet dust separater 3 inside is divided into spray cavity and clean gas cavity, filter 22 is provided with between described spray cavity and clean gas cavity, described absorbent feedway 24 is connected with the spray equipment 18 of the first threeway 13 with spray inside cavity by the 3rd pump 25, side wet dust separater 3 inwall of described clean gas cavity offers clean gas outlet 23, described clean gas outlet 23 is connected with gas emission device 5 by extractor fan 4, wet dust separater 3 inwall of described spray cavity bottom offers low concentration liquid-phase outlet 20, wet dust separater 3 inwall of described spray cavity one side lower part offers high concentration liquid-phase outlet 19, described low concentration liquid-phase outlet 20 is connected with the 3rd end of the first threeway 13 by the first pump 6, and described high concentration liquid-phase outlet 19 is connected with production system 1 by the second pump 7.
The second threeway 14 is provided with between the meal outlet of described production system 1 and dry dust removal apparatus 2 powder inlet, the 3rd threeway 15 is provided with between the air outlet at dry dust removal apparatus 2 top and the air inlet of wet dust separater 3, be provided with bypass duct between 3rd end of described second threeway 14 and the 3rd end of the 3rd threeway 15, described bypass duct is provided with the first control valve 11.
Be provided with the second control valve 9 between described second threeway 14 and dry dust removal apparatus 2 powder inlet, between the air outlet at described dry dust removal apparatus 2 top and the 3rd threeway 15, be provided with the 3rd control valve 10.
Meal outlet bottom described formula dust arrester 2 and be provided with the 4th control valve 12 between packaging system 8.
The 5th control valve 21 is provided with between described 3rd pump 25 and the first threeway 13.
Spray inside cavity in described wet dust separater 3 is provided with densitometer 16 and liquid level gauge 26, is provided with the 6th control valve 17 between described high concentration liquid-phase outlet 19 and the second pump 7.
Use the utility model to reclaim dust and mainly comprise following three kinds of methods: directly absorption method, indirectly absorption method and Double-directional back receiving method:
One, adopt direct absorption method when needs powder face chemical fertilizer, it comprises the steps:
Step one: close the first control valve 11, opens the second control valve 9, the 3rd control valve 10, the 4th control valve 12; Step 2: powder face chemical fertilizer, impurity and gas in production system 1 enter in dry dust removal apparatus 2 by meal outlet, most powder face chemical fertilizer enters in packaging system 8 by the meal outlet bottom dry dust removal apparatus 2 and the 4th control valve 12, finished product; The powder face chemical fertilizer of small part and impurity and gas enter in wet dust separater 3 by the air outlet at dry dust removal apparatus 2 top and the 3rd control valve 10; Step 3: enter the powder face chemical fertilizer of small part in wet dust separater 3 and impurity and gas described in step 2 and enter and spray in cavity, to be entered in spray equipment 18 by the 3rd pump 25 and the first threeway 13 by the absorbent in absorbent feedway 24 and sprays the powder face chemical fertilizer of the small part in spray cavity and impurity and gas; Impurity and gas are by entering in clean gas cavity after filter 22, impurity is attached on filter 22, gas in clean gas cavity drains in air by extractor fan 4 and gas emission device 5, enters spray cavity inner bottom part after the powder face chemical fertilizer of described small part mixes with absorbent; Step 4: the face chemical fertilizer of powder described in step 3 and the mixed solution of absorbent, its liquid level is detected by liquid level gauge 26, and its density is detected by densitometer 16; Step 5: the liquid level that the liquid level gauge 26 in described step 4 detects in spray cavity is 45 ~ 55%, when spray the liquid level in cavity lower than 45% time, 5th control valve 21 is opened, 3rd pump 25 starts, and the absorbent in absorbent feedway 24 enters in spray cavity by the 3rd pump 25, first threeway 13 and spray equipment 18; When spray the liquid level in cavity be higher than 55% time, the 5th control valve 21 cuts out, and the 3rd pump 25 quits work; Step 6: the density that the densitometer 16 in described step 4 detects in spray cavity is 45 ~ 50%, when spray the density in cavity higher than 50% time, 6th control valve 17 is opened, and the second pump 7 starts, and the solution pressurized delivered in spray cavity is used to production system 1 as the raw material of chemical fertilizer; When spray the density in cavity lower than 45% time, the 6th control valve 17 cuts out the second pump 7 and quits work; Step 7: the first pump 6 is in running status always when above-mentioned steps two to step 6 is run, the solution in spray cavity enters in spray equipment 18 by the 3rd end of low concentration liquid-phase outlet 20, first pump 6 and the first threeway 13, forms closed circuit;
Two, adopt indirect absorption method when not needing recycling powder face chemical fertilizer or needing liquid fertilizer, it comprises the steps: step one: close the second control valve 9, the 3rd control valve 10 and the 4th control valve 12, open the first control valve 11; Step 2: powder face chemical fertilizer, impurity and gas in production system 1 enter in wet dust separater 3 by meal outlet and the first control valve 11; Step 3: enter powder face chemical fertilizer and impurity and gas in wet dust separater 3 described in step 2 and enter and spray in cavity, to be entered in spray equipment 18 by the 3rd pump 25 and the first threeway 13 by the absorbent in absorbent feedway 24 and sprays the powder face chemical fertilizer in spray cavity and impurity and gas; Impurity and gas are by entering in clean gas cavity after filter 22, impurity is attached on filter 22, gas in clean gas cavity drains in air by extractor fan 4 and gas emission device 5, enters spray cavity inner bottom part after described powder face chemical fertilizer mixes with absorbent; Step 4: the face chemical fertilizer of powder described in step 3 and the mixed solution of absorbent, its liquid level is detected by liquid level gauge 26, and its density is detected by densitometer 16; Step 5: the liquid level that the liquid level gauge 26 in described step 4 detects in spray cavity is 45 ~ 55%, when spray the liquid level in cavity lower than 45% time, 5th control valve 21 is opened, 3rd pump 25 starts, and the absorbent in absorbent feedway 24 enters in spray cavity by the 3rd pump 25, first threeway 13 and spray equipment 18; When spray the liquid level in cavity be higher than 55% time, the 5th control valve 21 cuts out, and the 3rd pump 25 quits work; Step 6: the density that the densitometer 16 in described step 4 detects in spray cavity is 45 ~ 50%, when spray the density in cavity higher than 50% time, 6th control valve 17 is opened, second pump 7 starts, and the solution pressurized delivered in spray cavity is used to production system 1 as the raw material of chemical fertilizer or becomes liquid fertilizer by evaporating and adding the preparation of some auxiliary agents; When spray the density in cavity lower than 45% time, the 6th control valve 17 cuts out the second pump 7 and quits work; Step 7: the first pump 6 is in running status always when above-mentioned steps two to step 6 is run, the solution in spray cavity enters in spray equipment 18 by the 3rd end of low concentration liquid-phase outlet 20, first pump 6 and the first threeway 13, forms closed circuit;
Three, adopt Double-directional back receiving method when needing the output regulating powder face chemical fertilizer and liquid fertilizer at any time, it comprises the steps: step one: open the first control valve 11, second control valve 9, the 3rd control valve 10 and the 4th control valve 12; Step 2: when needing the amount of powder face chemical fertilizer large, the aperture driving adjustment second control valve 9 becomes large, and the aperture of the first control valve 11 diminishes; The aperture of the 3rd control valve 10 and the 4th control valve 12 is in full-gear; Powder face chemical fertilizer, impurity and gas in production system 1 are entered in dry dust removal apparatus 2 and wet dust separater 3 respectively by meal outlet, and the recovery method entering powder face chemical fertilizer, impurity and the gas in dry dust removal apparatus 2 is identical with direct absorption method; The recovery method entering powder face chemical fertilizer, impurity and the gas in wet dust separater 3 is identical with indirect absorption method; Step 3: when needing a large amount of chemical fertilizer and liquid fertilizer, the aperture driving adjustment second control valve 9 diminishes, the aperture of the first control valve 11 becomes large; The aperture of the 3rd control valve 10 and the 4th control valve 12 is in full-gear; Powder face chemical fertilizer, impurity and gas in production system 1 are entered in dry dust removal apparatus 2 and wet dust separater 3 respectively by meal outlet, and the recovery method entering powder face chemical fertilizer, impurity and the gas in dry dust removal apparatus 2 is identical with direct absorption method; The recovery method entering powder face chemical fertilizer, impurity and the gas in wet dust separater 3 is identical with indirect absorption method; Step 4: the first pump 6 is in running status always when above-mentioned steps two or step 3 are run, the solution in spray cavity enters in spray equipment 18 by the 3rd end of low concentration liquid-phase outlet 20, first pump 6 and the first threeway 13, forms closed circuit.
Production system 1 described in the utility model refers to chemical fertilizer production system; Described direct absorption method, indirectly absorption method and Double-directional back receiving method its use and mainly carry out regulating according to the price of powder face chemical fertilizer, chemical fertilizer and liquid fertilizer in the needs of chemical fertilizer production system self or market.Absorbent in described absorbent feedway 24 is generally water.
A series of detailed description listed is above only illustrating for feasibility embodiment of the present utility model; they are also not used to limit protection domain of the present utility model, all do not depart from the utility model skill equivalent implementations of doing of spirit or change all should be included within protection domain of the present utility model.It is to be noted in this article, " first ", " second " etc. only for differentiation each other, but not represent they significance level and order etc.
Claims (6)
1. a device for recovering powder, comprise production system (1), absorbent feedway (24), it is characterized in that: the meal outlet of production system (1) is connected with dry dust removal apparatus (2) powder inlet, the meal outlet of dry dust removal apparatus (2) bottom is connected with packaging system (8), the air outlet at dry dust removal apparatus (2) top is connected by the air inlet of pipeline with wet dust separater (3), wet dust separater (3) inside is divided into spray cavity and clean gas cavity, filter (22) is provided with between described spray cavity and clean gas cavity, described absorbent feedway (24) is connected with the spray equipment (18) of the first threeway (13) with spray inside cavity by the 3rd pump (25), side wet dust separater (3) inwall of described clean gas cavity offers clean gas outlet (23), described clean gas outlet (23) is connected with gas emission device (5) by extractor fan (4), wet dust separater (3) inwall of described spray cavity bottom offers low concentration liquid-phase outlet (20), wet dust separater (3) inwall of described spray cavity one side lower part offers high concentration liquid-phase outlet (19), described low concentration liquid-phase outlet (20) is connected with the 3rd end of the first threeway (13) by the first pump (6), and described high concentration liquid-phase outlet (19) is connected with production system (1) by the second pump (7).
2. device for recovering powder according to claim 1, it is characterized in that: between the meal outlet of described production system (1) and dry dust removal apparatus (2) powder inlet, be provided with the second threeway (14), the 3rd threeway (15) is provided with between the air outlet at dry dust removal apparatus (2) top and the air inlet of wet dust separater (3), be provided with bypass duct between 3rd end of described second threeway (14) and the 3rd end of the 3rd threeway (15), described bypass duct is provided with the first control valve (11).
3. device for recovering powder according to claim 2, it is characterized in that: between described second threeway (14) and dry dust removal apparatus (2) powder inlet, be provided with the second control valve (9), between the air outlet at described dry dust removal apparatus (2) top and the 3rd threeway (15), be provided with the 3rd control valve (10).
4. device for recovering powder according to claim 1, is characterized in that: be provided with the 4th control valve (12) between the meal outlet of described formula dust arrester (2) bottom and packaging system (8).
5. device for recovering powder according to claim 1, is characterized in that: be provided with the 5th control valve (21) between described 3rd pump (25) and the first threeway (13).
6. device for recovering powder according to claim 1, it is characterized in that: the spray inside cavity in described wet dust separater (3) is provided with densitometer (16) and liquid level gauge (26), between described high concentration liquid-phase outlet (19) and the second pump (7), be provided with the 6th control valve (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520716740.5U CN205164388U (en) | 2015-09-16 | 2015-09-16 | Dust recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520716740.5U CN205164388U (en) | 2015-09-16 | 2015-09-16 | Dust recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205164388U true CN205164388U (en) | 2016-04-20 |
Family
ID=55728427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520716740.5U Active CN205164388U (en) | 2015-09-16 | 2015-09-16 | Dust recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205164388U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105148669A (en) * | 2015-09-16 | 2015-12-16 | 河南心连心化肥有限公司 | Dust recycling device and recycling method thereof |
-
2015
- 2015-09-16 CN CN201520716740.5U patent/CN205164388U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105148669A (en) * | 2015-09-16 | 2015-12-16 | 河南心连心化肥有限公司 | Dust recycling device and recycling method thereof |
| CN105148669B (en) * | 2015-09-16 | 2017-07-28 | 河南心连心化肥有限公司 | Device for recovering powder and its recovery method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |