CN205391932U - Desulfurization decarbonization solvent filtration purification device - Google Patents
Desulfurization decarbonization solvent filtration purification device Download PDFInfo
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- CN205391932U CN205391932U CN201620183228.3U CN201620183228U CN205391932U CN 205391932 U CN205391932 U CN 205391932U CN 201620183228 U CN201620183228 U CN 201620183228U CN 205391932 U CN205391932 U CN 205391932U
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- filter
- desulfurization
- solvent
- purifier
- pipeline
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Abstract
The utility model discloses a desulfurization decarbonization solvent filtration purification device, it includes charge -in pipeline, level filtering ware, secondary filter, tertiary filter and ejection of compact pipeline, charge -in pipeline, level filtering ware, ejection of compact pipeline are established ties and are formed a route, charge -in pipeline, secondary filter and ejection of compact pipeline are established ties and are formed a route, charge -in pipeline, tertiary filter and ejection of compact pipeline are established ties and are formed a route, and charge -in pipeline, level filtering ware, secondary filter, tertiary filter and the series connection of ejection of compact pipeline form a route. The utility model discloses need not to adopt water to wash, the regeneration of no filter element and soaking, no waste liquid discharges, can guarantee the cleanness of solvent, solvent device characteristics and demand are fully considered to the catabolite of particulate matter impurity, oils, hydro carbons and part in the removal of solvent, takes up an area of little, easy adjustment and the control that realizes filter fineness, device input is hanged down, has very high practicality.
Description
Technical field
This utility model relates to a kind of liquid filtration purifier, has particularly related to a kind of desulfurization and decarburization solvent filter purifier.
Background technology
In petroleum refining and Technology of Fine Chemical Industry, desulfurization and decarburization solvent is commonly used for the elimination of the sour gas such as hydrogen sulfide and carbon dioxide, solvent repetitive cycling in whole absorption-resolving uses, As time goes on, because the reason such as formation of the intrusion of process upstream, introduced contaminants, corrosion product, solvent constantly deteriorates, and keeps amine liquid cleaning to be to ensure that solvent desulfurization and decarburization efficiency, the basis of device smooth operation.
Chinese patent CN10323266A resins exchange amine purification system, discloses a kind of device of the dissolved heat stable salts class material in amine liquid that is intended to remove, the demineralized water of the supporting cleaning of need, the alkali liquor of regeneration, produces the discharge of waste liquid.Chinese patent CN103585818A Three-stage amine liquid recovery device, the filtration for amine liquid of a kind of tertiary filter is disclosed, one-level is wedge shaped wires metal filtering core, two grades is ion exchange resin bed, three grades are filtered for metal powder sintered filter element, need the cleaning of supporting filter element, immersion and regeneration step, have the generation of the discharge of waste liquid.Chinese patent CN2699985Y gas sweetening unit amine liquid for desulphurization purifies rejuvenation techniques, disclose a kind of amine purification reactivating device comprising feed pump, accurate filter and adsorption tanks composition, in this device, accurate filter is film filter elimination granule foreign, and adsorption tanks are used for adsorbing in amine liquid degraded class material.The risk that accurate filter carries out protecting adsorption tanks internal adsorption agent to enter subsequent technique is not set on the one hand again after adsorption tanks.
The amine purification related in above-mentioned patent or retracting device, all need the outside demineralized water that accesses or alkali liquor.Ion exchange resin or filter element are regenerated or backwash, produces flushing waste while so causing the to a certain degree loss of amine liquid, bring environmental problem.Amine liquid reactivating device, is not provided with cartridge filter after adsorption tanks and there is the risk of adsorbent entrance downstream process.Meanwhile, various types of filtration purifier or system are all not directed to deoiling function, influence whether life-span and the usefulness of the adsorbents such as subsequent ion exchanger resin；And it is higher to there is automaticity requirement, relatively costly, operate complex, shortcoming changes the shortcomings such as the flexibility ratio of filtering accuracy.
Utility model content
This utility model needs regeneration for the ion exchange resin of prior art middle filtrator or exchange membrane or metal filter element and rinses, bring loss and discharging of waste liquid, filter and regeneration backwash step controls relative complex and the shortcoming that can bring environmental problem, provide a kind of without adopting water to be rinsed, without discharging of waste liquid, take up an area little, simple to operate, and take into full account the solvent filter purifier reducing solvent loss.
A kind of desulfurization and decarburization solvent filter purifier, it includes feed pipe, grade one filter, secondary filter, tertiary filter and discharge pipe, the series connection of described feed pipe, grade one filter, discharge pipe forms a path, described feed pipe, secondary filter and discharge pipe series connection form a path, described feed pipe, tertiary filter and discharge pipe series connection form a path, and feed pipe, grade one filter, secondary filter, tertiary filter and discharge pipe series connection form a path.Namely: feed pipe, grade one filter, secondary filter can connect by cascade with discharge pipe with tertiary filter, simultaneously, grade one filter, secondary filter and tertiary filter can also connect with parallel form between feed pipe and discharge pipe, valve is set in place, the switching of cascade and parallel form can be carried out.
Grade one filter, secondary filter and tertiary filter are vertical filter cylinder, and the top of vertical filter cylinder is provided with drain and inert gas entrance, and cylinder lateral wall arranges liquid inlet, and bottom arranges liquid outlet.Secondary filter, adopts independent partitions formula medium installing zone, it is simple to the replacing of filter medium.
For the loss that solvent when reducing replacement solvent or change filter element adheres to, this utility model also includes the inert gas duct for jetting, and inert gas duct is connected with grade one filter, secondary filter and tertiary filter respectively.
One or more folding filter bag or filter heap it is provided with, it is preferable that more than filter area is common filter elements 4 times of big filter area, the filter bag of big water environment capacity or filter heap, single folding filter bag or many metafiltration heap in grade one filter.
Preferably, the quantity of described folding filter bag or filter heap is four, can extend filter element and change interval time.
Preferably, it is provided with filter material in described folding filter bag or filter heap.
Preferably, described filter material is asphalt felt, oil absorbent material or activated carbon, can realize oily substances such as the petrol and diesel oils occurred in solvent.
Preferably, it is filled with filter medium in described secondary filter.
Preferably, described filter medium is activated carbon granule or ion exchange resin.
Preferably, described filter medium is activated carbon granule and ion exchange resin, and described activated carbon granule and ion exchange resin go to upper and lower layer and arranges.
Preferably, it is filled with one or more foldable filter element in described tertiary filter.The preferably filter element of big filter area, big water environment capacity, the filter area of single foldable filter element is more than 4 times of common filter elements.
Preferably, the quantity of described foldable filter element is four, can extend filter element and change interval time.
First order filter and third level filter, select to adopt absolute precision filter bag or filter element, and filter efficiency reaches more than 99%, can realize the effective filtration to Impurities In Solvents.
Preferably, the filter medium in described folding filter bag and foldable filter element is selected from the one in polypropylene and polyester.
Therefore, this utility model compared with prior art, has the advantage that
This utility model is rinsed without adopting water, regeneration and immersion without filter element, without discharging of waste liquid, can guarantee that the cleaning of solvent, remove the catabolite of the particulate contaminant in solvent, oils, hydro carbons and part, take up an area little, it is easy to realize the adjustment to filtering accuracy and control, device puts into low, has significantly high practicality.
Accompanying drawing explanation
By reading detailed description non-limiting example made with reference to the following drawings, other features, objects and advantages of the present utility model will become more apparent upon:
Fig. 1 is structural representation of the present utility model；
In figure: 1, grade one filter；2, secondary filter；3, tertiary filter；4, folding filter bag；5, filter medium；6, foldable filter element；7, feed pipe；8, discharge pipe；9, inert gas duct；10, filter material.
Detailed description of the invention
Below in conjunction with specific embodiment, this utility model is described in detail.Following example will assist in those skilled in the art and are further appreciated by this utility model, but do not limit this utility model in any form.It should be pointed out that, to those skilled in the art, without departing from the concept of the premise utility, it is also possible to make some deformation and improvement.These broadly fall into protection domain of the present utility model.
The structure of a kind of desulfurization and decarburization solvent filter purifier that this utility model provides is as shown in Figure 1, it includes grade one filter 1, secondary filter 2, tertiary filter 3, feed pipe 7 and discharge pipe 8, feed pipe 7, grade one filter 1, discharge pipe 8 series connection forms a path, feed pipe 7, secondary filter 2 and discharge pipe 8 series connection form a path, feed pipe 7, tertiary filter 3 and discharge pipe 8 series connection form a path, and feed pipe 7, grade one filter 1, secondary filter 2, tertiary filter 3 and discharge pipe 8 series connection form a path.Namely: feed pipe 7, grade one filter 1, secondary filter 2 can connect by cascade with discharge pipe 8 with tertiary filter 3, simultaneously, grade one filter 1, secondary filter 2 and tertiary filter 3 can also connect with parallel form between feed pipe 7 and discharge pipe 8, valve is set in place, the switching of cascade and parallel form can be carried out, do not affect the work of other filter.
Grade one filter 1 is disposal type pocket type or core type filter, and filtering accuracy is located at 25 microns to 50 microns.Secondary filter 2 is activated carbon and Ion exchange resins medium filter; namely the filtrate in secondary filter 2 can adopt the following two kinds form; the first form is: activated carbon granule or ion exchange resin separately exist in secondary filter 2; the second form is: activated carbon granule and ion exchange resin are present in secondary filter 2; but activated carbon does not mix mutually with ion exchange resin; fill with separate unit respectively; such as layering; upper strata is activated carbon, and lower floor is ion exchange resin.Tertiary filter 3 is disposal type pocket type or core type filter, and filtering accuracy is located at 0.5 micron to 10 microns.The quantity of filter bag or the concrete precision of filter element and setting is configured depending on solid content and the filtering requirement of solvent.Filter medium can be polypropylene, polyester or other, reaching pressure reduction need to be replaced.
For the loss that solvent when reducing replacement solvent or change filter element adheres to, this utility model includes inert gas duct 10, and inert gas duct 10 is connected with grade one filter 1, secondary filter 2 and tertiary filter 3 respectively.
It is provided with four folding filter bags 4 in grade one filter 1, is provided with filter material 10 in each folding filter bag 4, such as asphalt felt, oil absorbent material, activated carbon etc..Certainly, folding filter bag can also be replaced by many metafiltration heap.
Filter medium 5 it is filled with, such as activated carbon granule etc. in secondary filter 2.
Four foldable filter elements 6 it are filled with in tertiary filter 3.
In conjunction with this utility model applicable cases at commercial plant, this utility model solvent filter purifier, it is arranged in the bypass of solvent, filtering traffic is the 20% of global cycle amount, desulfurization solvent enters grade one filter 1 through feed pipe 7, what the folding filter bag 4 in grade one filter 1 adopted is the folding filter bag of the polypropylene material of big filter area large dirt receiving, quantity four, filtering accuracy is 25 microns, and in folding filter bag 4 inner space, place the filter material 10 of asphalt felt class, remove oily substance in the bulky grain of more than 25 microns and solvent；Entering secondary filter 2, be filter medium 5 in secondary filter 2, for independent partitions filling, filling is the activated carbon granule of high adsorption capacity, is used for adsorbing hydro carbons and Partial digestion product；Entering tertiary filter 3, be absolute precision Large Copacity foldable filter element 6 in tertiary filter 3, quantity four, filtering accuracy is 0.5 micron, filter efficiency more than 99%.Through operation after a while, when the pressure reduction of certain grade one filter reaches 0.1Mpa～0.2Mpa, filter medium in corresponding filter needs to be replaced, need to connect noble gas such as nitrogen this time and enter grade one filter 1, secondary filter 2 or 3 grades of filters 3 through inert gas duct 9, solvent in corresponding filter is carried out forward displacement, solvent in corresponding filter is headed into discharge pipe 8, the loss of the solvent reducing the filter cylinder contained in respective filter and the solvent being attached on filter element.
Therefore, this utility model compared with prior art, has the advantage that
This utility model is rinsed without adopting water, regeneration and immersion without filter element, without discharging of waste liquid, can guarantee that the cleaning of solvent, remove the catabolite of the particulate contaminant in solvent, oils, hydro carbons and part, take up an area little, it is easy to realize the adjustment to filtering accuracy and control, device puts into low, has significantly high practicality.
In sum, it is only preferred embodiment of the present utility model, not it is used for limiting the scope that this utility model is implemented, all equalizations done according to the shape described in this utility model right, structure, feature and spirit change and modify, and all should be included in right of the present utility model.
Claims (10)
1. a desulfurization and decarburization solvent filter purifier, it is characterized in that, including feed pipe, grade one filter, secondary filter, tertiary filter and discharge pipe, the series connection of described feed pipe, grade one filter, discharge pipe forms a path, described feed pipe, secondary filter and discharge pipe series connection form a path, described feed pipe, tertiary filter and discharge pipe series connection form a path, and feed pipe, grade one filter, secondary filter, tertiary filter and discharge pipe series connection form a path.
2. desulfurization and decarburization solvent filter purifier as claimed in claim 1, it is characterised in that also including inert gas duct, described inert gas duct is connected with grade one filter, secondary filter and tertiary filter respectively.
3. desulfurization and decarburization solvent filter purifier as claimed in claim 1, it is characterised in that be provided with at least one folding filter bag or many metafiltration heap in described grade one filter.
4. desulfurization and decarburization solvent filter purifier as claimed in claim 3, it is characterised in that be provided with filter material in described folding filter bag.
5. desulfurization and decarburization solvent filter purifier as claimed in claim 4, it is characterised in that described filter material is asphalt felt, oil absorbent material or activated carbon.
6. desulfurization and decarburization solvent filter purifier as claimed in claim 1, it is characterised in that be filled with filter medium in described secondary filter.
7. desulfurization and decarburization solvent filter purifier as claimed in claim 6, it is characterised in that described filter medium is activated carbon granule or ion exchange resin.
8. desulfurization and decarburization solvent filter purifier as claimed in claim 6, it is characterised in that described filter medium is activated carbon granule and ion exchange resin, and described activated carbon granule and ion exchange resin go to upper and lower layer and arranges.
9. desulfurization and decarburization solvent filter purifier as claimed in claim 1, it is characterised in that be filled with at least one folding filter bag or foldable filter element in described tertiary filter.
10. desulfurization and decarburization solvent filter purifier as claimed in claim 9, it is characterised in that the filter medium in described folding filter bag and foldable filter element is selected from the one in polypropylene and polyester.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620183228.3U CN205391932U (en) | 2016-03-10 | 2016-03-10 | Desulfurization decarbonization solvent filtration purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620183228.3U CN205391932U (en) | 2016-03-10 | 2016-03-10 | Desulfurization decarbonization solvent filtration purification device |
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| Publication Number | Publication Date |
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| CN205391932U true CN205391932U (en) | 2016-07-27 |
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| CN201620183228.3U Expired - Fee Related CN205391932U (en) | 2016-03-10 | 2016-03-10 | Desulfurization decarbonization solvent filtration purification device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108031182A (en) * | 2017-12-17 | 2018-05-15 | 西北有色金属研究院 | A kind of MDEA solution filtering devices and filter method |
| CN109499164A (en) * | 2018-12-11 | 2019-03-22 | 杭州富阳博纳水净化设备有限公司 | Filtration system and diafiltration method |
| CN114470930A (en) * | 2022-02-18 | 2022-05-13 | 福建钰融科技有限公司 | Filter equipment and photoresist waste liquid regeneration system |
-
2016
- 2016-03-10 CN CN201620183228.3U patent/CN205391932U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108031182A (en) * | 2017-12-17 | 2018-05-15 | 西北有色金属研究院 | A kind of MDEA solution filtering devices and filter method |
| CN109499164A (en) * | 2018-12-11 | 2019-03-22 | 杭州富阳博纳水净化设备有限公司 | Filtration system and diafiltration method |
| CN114470930A (en) * | 2022-02-18 | 2022-05-13 | 福建钰融科技有限公司 | Filter equipment and photoresist waste liquid regeneration system |
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Legal Events
| 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: 20160727 Termination date: 20210310 |