CN103263796A - Filter device and filter method for nitrocotton scraps in waste water - Google Patents
Filter device and filter method for nitrocotton scraps in waste water Download PDFInfo
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- CN103263796A CN103263796A CN2013102230639A CN201310223063A CN103263796A CN 103263796 A CN103263796 A CN 103263796A CN 2013102230639 A CN2013102230639 A CN 2013102230639A CN 201310223063 A CN201310223063 A CN 201310223063A CN 103263796 A CN103263796 A CN 103263796A
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- nitrocotton
- waste water
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- flocking
- nitrated
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Abstract
The invention relates to an energy-saving and environment-friendly technology, and in particular relates to a filter device and a filter method for nitrocotton scraps in waste water. The method comprises the steps that (1) the waste water containing the nitrocotton scraps is delivered by a delivery pump to a dehydration centrifuge; (2) the nitrocotton scraps output from a discharge port of the dehydration centrifuge are delivered to a feed port of the filter device for the nitrocotton scraps in the waste water; (3) a motor drives a rotating shaft in the filter device for the in-wastewater nitrocotton scraps; a spiral sheet on the rotating shaft drives the nitrocotton scraps to move forwards; extruding and filtering are performed; water flows to a water collecting tank through a filter screen so as to be recycled; (4) after filtering, the nitrocotton scraps are output from a discharge port of the filter device for the nitrocotton scraps in the waste water under the rotary driving of the spiral sheet; (5) the nitrocotton scraps are conveyed to nitrocotton airing filter screen from the discharge port of the in-wastewater filter device for airing and filtering; and (6) the nitrocotton scraps on the nitrocotton airing filter screen are collected and recycled. The filter device and the filter method has the advantages that the method is simple; the operation is convenient; the waste water is recovered; the nitrocotton scraps are recovered; and energy saving and emission reduction effects are achieved.
Description
Technical field
The present invention relates to energy-conserving and environment-protective technology, be specifically related to filter and the filter method of nitrated flocking in a kind of waste water.
Background technology
Cellulose nitrate is commonly called as nitrocotton or nitrocellulose, is the product of cellulose and nitric acid reaction, is used for military domain at first, is the important source material of making propellant powder, guided missile, propellant; Nitrocotton has good filming performance simultaneously, the exterior view layer that can be used for materials such as metal, timber, therefore be widely used in civilian industry, mainly for the manufacture of products such as various paint, stencil paper, printing ink, varnished cloth, bottleneck sealing shroud, adhesive, harness oil, nail polish, ester dissolubility or water soluble paint, table tennis, piano keies.
It is raw material that purified cotton is all adopted in present domestic nitrocotton production, can produce a large amount of waste water in the production process, and nitrated flocking is contained in the inside, causes waste water to reclaim difficulty, directly handles discharging and causes the nitrated flocking wasting of resources.
Summary of the invention
In order to address the above problem, the present invention proposes filter and the filter method of nitrated flocking in a kind of waste water, can well reclaim the nitrated flocking in waste water and the recovery waste water.
In order to reach the foregoing invention purpose, the present invention proposes following technical scheme:
The filter of nitrated flocking and filter method in the waste water may further comprise the steps:
(1) waste water that will contain nitrated flocking with delivery pump is transported to the centrifuge that anhydrates;
(2) will the anhydrate nitrated flocking of centrifuge discharging opening output is transported to nitrocotton bits filtering device charging aperture in the waste water;
(3) the nitrocotton bits filtering device is by the driven by motor rotating shaft in the waste water, and the flight above the rotating shaft drives nitrated flocking and travels forward, the while press filtration, and water flows to header tank by filter screen and recycles;
(4) filter the nitrated flocking in back and drive nitrocotton bits filtering device discharging opening output from waste water in the flight rotation;
(5) nitrocotton bits filtering device discharging opening is transported to nitrocotton to nitrated flocking and dries in the air and carry out airing on the filter screen and filter in the waste water;
(6) the nitrated flocking that nitrocotton is dried in the air on the filter screen is collected recycling.
(1) step in by the nitrocotton water content 45-55% behind the centrifuge that anhydrates.
Nitrated flocking water content 1-2% behind the press filtration described in (3) step.
(5) step, described nitrated flocking airing filtration time was 8-12 hour, and the nitrocotton airing net will be positioned at shady and cool place and ventilate, and uses air blast in case of necessity.
The described nitrocotton filter screen that dries in the air adopts 600 purpose stainless (steel) wire or nylon wires.
Nitrocotton bits filtering device in the waste water, it comprises rotating shaft, flight, screen pack, charging aperture, discharging opening, header tank and drive motors, flight is fixing in rotating shaft, screen pack is contained in the flight periphery, drive motors connects rotating shaft one end, charging aperture is positioned at drive motors one side, and discharging opening is positioned at the other side of rotating shaft, and header tank is loaded on below the screen pack.
Described rotating shaft charging aperture has 10-20 ° of inclination angle to the discharging opening direction.
Described flight is to diminish gradually by charging aperture to the pitch the discharging opening.
Described screen pack is to adopt stainless (steel) wire or nylon wire, and the order number is between the 300-500 order.
Advantage of the present invention is that method is simple, and is easy to operate, not only reclaimed waste water, and reclaimed nitrated flocking, plays effects of energy saving and emission reduction.
Description of drawings
Fig. 1 is method flow diagram of the present invention.
Fig. 2 is nitrocotton bits filtering device schematic diagram in the waste water of the present invention.
Fig. 3 is the nitrocotton of the present invention filter screen vertical view that dries in the air.
The specific embodiment
For to further instruction of the present invention, introduce below in conjunction with Figure of description:
With reference to accompanying drawing 1, the filter of nitrated flocking and filter method in the waste water may further comprise the steps:
(1) waste water that will contain nitrated flocking with delivery pump is transported to the centrifuge 7 that anhydrates;
(2) will the anhydrate nitrated flocking of centrifuge 7 discharging openings output is transported to nitrocotton bits filtering device charging aperture 4 in the waste water;
(3) the nitrocotton bits filtering device is by driven by motor rotating shaft 1 in the waste water, and the flight 2 above the rotating shaft 1 drives nitrated flocking and travels forward, the while press filtration, and water flows to header tank 6 by filter screen 3 and recycles;
(4) filter the nitrated flocking in back and drive nitrocotton bits filtering device discharging opening 3 outputs from waste water in flight 2 rotations;
(5) nitrocotton bits filtering device discharging opening 5 is transported to nitrocotton to nitrated flocking and dries in the air and carry out airing on the filter screen 8 and filter in the waste water;
(6) the nitrated flocking that nitrocotton is dried in the air on the filter screen 8 is collected recycling.
(1) step in by the nitrocotton water content 45-55% behind the centrifuge 7 that anhydrates.
Nitrated flocking water content 1-2% behind the press filtration described in (3) step.
(5) step, described nitrated flocking airing filtration time was 8-12 hour, and the nitrocotton airing net will be positioned at shady and cool place and ventilate, and uses air blast in case of necessity.
With reference to accompanying drawing 3, the described nitrocotton filter screen that dries in the air adopts 600 purpose stainless (steel) wire or nylon wires, and the nitrocotton airing net will be positioned at shady and cool place and ventilate, and uses air blast in case of necessity.
With reference to accompanying drawing 2, nitrocotton bits filtering device in the waste water, it comprises rotating shaft 1, flight 2, screen pack 3, charging aperture 4, discharging opening 5, header tank 6 and drive motors 7, flight 2 is fixing in rotating shaft 1, screen pack 3 is contained in flight 2 peripheries, and drive motors 7 connects rotating shaft 1 one ends, and charging aperture 4 is positioned at drive motors 7 one sides, discharging opening 5 is positioned at rotating shaft 1 an other side, and header tank 6 is loaded on below the screen pack 3.
Described rotating shaft 1 has 10-20 ° of inclination angle by charging aperture 4 to discharging opening 5 directions.
Described flight 2 is to diminish gradually by charging aperture 4 to the pitch the discharging opening 5.
Described screen pack 3 is to adopt stainless (steel) wire or nylon wire, and the order number is between the 300-500 order.
Claims (9)
1. the filter of nitrated flocking and filter method in the waste water is characterized in that may further comprise the steps:
(1) waste water that will contain nitrated flocking with delivery pump is transported to the centrifuge that anhydrates;
(2) will the anhydrate nitrated flocking of centrifuge discharging opening output is transported to nitrocotton bits filtering device charging aperture in the waste water;
(3) the nitrocotton bits filtering device is by the driven by motor rotating shaft in the waste water, and the flight above the rotating shaft drives nitrated flocking and travels forward, the while press filtration, and water flows to header tank by filter screen and recycles;
(4) filter the nitrated flocking in back and drive nitrocotton bits filtering device discharging opening output from waste water in the flight rotation;
(5) nitrocotton bits filtering device discharging opening is transported to nitrocotton to nitrated flocking and dries in the air and carry out airing on the filter screen and filter in the waste water;
(6) the nitrated flocking that nitrocotton is dried in the air on the filter screen is collected recycling.
2. filter and the filter method of nitrated flocking in the waste water according to claim 1 is characterized in that in (1) step by the nitrocotton water content 45-55% behind the centrifuge that anhydrates.
3. filter and the filter method of nitrated flocking in the waste water according to claim 1 is characterized in that nitrated flocking water content 1-2% behind the press filtration described in (3) step.
4. filter and the filter method of nitrated flocking in the waste water according to claim 1, it is characterized in that described nitrated flocking airing filtration time of (5) step is 8-12 hour, the nitrocotton airing net will be positioned at shady and cool place and ventilate, and uses air blast in case of necessity.
5. filter and the filter method of nitrated flocking in the waste water according to claim 1 is characterized in that the described nitrocotton filter screen that dries in the air adopts 600 purpose stainless (steel) wire or nylon wires.
6. nitrocotton bits filtering device in the waste water, it is characterized in that it comprises rotating shaft, flight, screen pack, charging aperture, discharging opening, header tank and drive motors, flight is fixing in rotating shaft, screen pack is contained in the flight periphery, drive motors connects rotating shaft one end, charging aperture is positioned at drive motors one side, and discharging opening is positioned at the other side of rotating shaft, and header tank is loaded on below the screen pack.
7. nitrocotton bits filtering device in the waste water according to claim 6 is characterized in that described rotating shaft charging aperture has 10-20 ° of inclination angle to the discharging opening direction.
8. nitrocotton bits filtering device in the waste water according to claim 6 is characterized in that described flight is to diminish gradually by charging aperture to the pitch the discharging opening.
9. nitrocotton bits filtering device in the waste water according to claim 6 is characterized in that described screen pack is to adopt stainless (steel) wire or nylon wire, and the order number is between the 300-500 order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310223063.9A CN103263796B (en) | 2013-06-06 | 2013-06-06 | The filter of nitrated flocking and filter method in waste water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310223063.9A CN103263796B (en) | 2013-06-06 | 2013-06-06 | The filter of nitrated flocking and filter method in waste water |
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| Publication Number | Publication Date |
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| CN103263796A true CN103263796A (en) | 2013-08-28 |
| CN103263796B CN103263796B (en) | 2015-09-02 |
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| CN201310223063.9A Active CN103263796B (en) | 2013-06-06 | 2013-06-06 | The filter of nitrated flocking and filter method in waste water |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105329958A (en) * | 2015-11-20 | 2016-02-17 | 四川北方硝化棉股份有限公司 | Method for recovering nitro-cotton flock from dehydration wastewater of nitro-cotton |
| CN106351025A (en) * | 2016-11-03 | 2017-01-25 | 张家港嘉泰合成革有限公司 | Device for preparing PU (polyurethane) synthetic leather size from wastes |
| WO2019028568A1 (en) * | 2017-08-09 | 2019-02-14 | 费海燕 | Filter device for nitrocellulose dust in waste water and filtering method |
| WO2019046987A1 (en) * | 2017-09-06 | 2019-03-14 | 吴鹏菲 | Device and method for filtering nitrocellulose chips in waste water |
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| JP2005306758A (en) * | 2004-04-20 | 2005-11-04 | Ion Corporation Kk | Anti-microbial agent aqueous solution and apparatus for producing the same |
| JP2007098278A (en) * | 2005-10-04 | 2007-04-19 | Nishihara:Kk | Filtration treatment system |
| CN101040084A (en) * | 2004-07-01 | 2007-09-19 | 旭化成株式会社 | Cellulose nonwoven fabric |
| CN101954200A (en) * | 2009-07-14 | 2011-01-26 | 张娟 | Vertical countercurrent extracting method and device thereof |
| CN103130352A (en) * | 2013-03-27 | 2013-06-05 | 成都印钞有限公司 | Size recycling process and equipment thereof |
| CN203264396U (en) * | 2013-06-06 | 2013-11-06 | 南通泰利达化工有限公司 | Filter device for nitrocotton flocking in waste water |
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2013
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2005306758A (en) * | 2004-04-20 | 2005-11-04 | Ion Corporation Kk | Anti-microbial agent aqueous solution and apparatus for producing the same |
| CN101040084A (en) * | 2004-07-01 | 2007-09-19 | 旭化成株式会社 | Cellulose nonwoven fabric |
| JP2007098278A (en) * | 2005-10-04 | 2007-04-19 | Nishihara:Kk | Filtration treatment system |
| CN101954200A (en) * | 2009-07-14 | 2011-01-26 | 张娟 | Vertical countercurrent extracting method and device thereof |
| CN103130352A (en) * | 2013-03-27 | 2013-06-05 | 成都印钞有限公司 | Size recycling process and equipment thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105329958A (en) * | 2015-11-20 | 2016-02-17 | 四川北方硝化棉股份有限公司 | Method for recovering nitro-cotton flock from dehydration wastewater of nitro-cotton |
| CN105329958B (en) * | 2015-11-20 | 2018-05-04 | 四川北方硝化棉股份有限公司 | The recovery method of flocking is nitrified in a kind of nitrocotton dehydration waste water |
| CN106351025A (en) * | 2016-11-03 | 2017-01-25 | 张家港嘉泰合成革有限公司 | Device for preparing PU (polyurethane) synthetic leather size from wastes |
| WO2019028568A1 (en) * | 2017-08-09 | 2019-02-14 | 费海燕 | Filter device for nitrocellulose dust in waste water and filtering method |
| WO2019046987A1 (en) * | 2017-09-06 | 2019-03-14 | 吴鹏菲 | Device and method for filtering nitrocellulose chips in waste water |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103263796B (en) | 2015-09-02 |
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