CN108211518A - A kind of metal sintering formula dehydration Coalescence filter core and preparation method thereof - Google Patents
A kind of metal sintering formula dehydration Coalescence filter core and preparation method thereof Download PDFInfo
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- CN108211518A CN108211518A CN201810179804.0A CN201810179804A CN108211518A CN 108211518 A CN108211518 A CN 108211518A CN 201810179804 A CN201810179804 A CN 201810179804A CN 108211518 A CN108211518 A CN 108211518A
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- China
- Prior art keywords
- metal
- sintering
- felt
- filter core
- net
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G33/00—Dewatering or demulsification of hydrocarbon oils
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G33/00—Dewatering or demulsification of hydrocarbon oils
- C10G33/06—Dewatering or demulsification of hydrocarbon oils with mechanical means, e.g. by filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/10—Filtering material manufacturing
Abstract
The invention discloses a kind of metal sintering formulas to be dehydrated Coalescence filter core; including inner layer metal skeleton; outer layer quadrate framework and the filter element body of centre; the filter element body is by extraordinary net; metal demulsification sintering felt; level-one polyester strainer; metal, which catchments, is sintered felt; two level polyester strainer and dehydration protection net stack together successively; and it is distributed between inner layer metal skeleton and outer layer quadrate framework in collapsible; extraordinary net is close to inner layer metal skeleton, and inner layer metal skeleton is sealed with outer layer quadrate framework both ends by seal face.The present invention, as filtration, can realize fuel filter to demulsification, the requirement catchmented and be dehydrated in high precision using the metal sintering felt of speciality.
Description
Technical field
Patent of the present invention is related to a kind of filter core mechanism, and in particular to a kind of metal sintering formula dehydration Coalescence filter core and its preparation
Method.
Background technology
Core component of the filter core as cleaning equipment is mainly used for the purification filtering to jet fuel, diesel oil and gasoline, combustion
Oil is inevitably mixed into moisture or fixed impurity during storage or transport, if using the combustion with moisture or impurity
The inside that oil enters mechanical equipment can cause it to break down, and be indispensable so as to carry out moisture and contaminant filter to fuel oil.
Existing dehydration Coalescence filter core is all the filtration using glass fibre, and separating effect is unstable, is being dehydrated
When fastness fiber it is easy to fall off and fall into fuel oil formation secondary pollution, and the effect for coalescing demulsification is bad, it is impossible to meet
The high-precision purification requirement of fuel.
Invention content
The purpose of invention：The object of the present invention is to provide a kind of metal sintering formulas to be dehydrated Coalescence filter core, using the gold of speciality
Belong to sintering felt as filtration, can realize fuel filter to demulsification, the requirement catchmented and be dehydrated in high precision.
The technical solution adopted by the present invention：A kind of metal sintering formula is dehydrated Coalescence filter core, including inner layer metal skeleton, outer layer
Quadrate framework and the filter element body of centre, the filter element body is by extraordinary net, metal demulsification sintering felt, level-one polyester strainer, gold
Category, which catchments, is sintered felt, and two level polyester strainer and dehydration protection net stack together successively, and are distributed in inner layer metal bone in collapsible
Between frame and outer layer quadrate framework, extraordinary net is close to inner layer metal skeleton, and inner layer metal skeleton and outer layer quadrate framework both ends
It is sealed by seal face.
Preferably, the inner layer metal skeleton is tubular sieve plate, the aperture of sieve pore is 10mm.
Preferably, the special type net is 60 mesh/inch wire plain weave square hole net.
Preferably, the metal demulsification sintering felt arrange being sintered, and gold by a diameter of 2 μm of metallic fiber
The length for belonging to fiber is 5 ~ 8mm.
Preferably, the grammes per square metre of the level-one polyester strainer and two level polyester strainer is 13.6GSM, air permeability is
7754L/m²/s。
Preferably, the metal catchments, sintering felt arrange being sintered by a diameter of 4 μm of metallic fiber, and gold
The length for belonging to fiber is 7 ~ 12mm.
Preferably, the dehydration protection net is the wire plain weave square hole net of 40 mesh/inch.
A kind of preparation method of metal sintering formula dehydration Coalescence filter core, includes the following steps：
Step 1: selecting a diameter of 2 μm, length is the metallic fiber of 5 ~ 8mm, immerses in the polyvinyl alcohol of 1.5% concentration and carries out
Chemical modification processing, impregnates 10min, takes out after 60 DEG C of dry 2h；
Step 2: the modified metallic fiber of step is sent into air-flow paving felt machine, spread with the structure of arranging of 750g/ ㎡
Felt, control gather thickness for 0.63 ~ 0.72mm, porosity 75%；
Step 3: the metal felt that step 2 is formed is placed in sintering furnace and is sintered, using 1200 DEG C of microwave sintering temperature
Degree carries out 15 ~ 20min sintering, forms the metal demulsification sintering felt of uniform texture；
Step 4: select it is a diameter of 4 μm, length be 7 ~ 12mm metallic fiber, immerse 1.5% concentration polyvinyl alcohol in into
The processing of row chemical modification；
Step 5: the metallic fiber that step 4 is modified is sent into air-flow paving felt machine, structure is arranged using 750g/ ㎡ and is spread
Felt, control gather thickness for 0.63 ~ 0.72mm；
Step 6: the metal felt that step 5 is formed is placed in sintering furnace and is sintered, using 1200 DEG C of microwave sintering temperature
Degree carry out 15 ~ 20min sintering, formed uniform texture metal catchment sintering felt；
Step 7: by extraordinary net, metal demulsification sintering felt, polyester strainer, metal, which catchments, is sintered felt, polyester strainer and dehydration protection
Net successively is stacked to form filter element body；
Step 8: tubular sieve plate is selected to be placed in inside outer layer quadrate framework as inner layer metal skeleton, is prepared by step 7
Filter element body folding is placed between inner layer metal skeleton and outer layer quadrate framework, and it is 27 ° that control, which folds angle, so that its surface
Flow velocity is up to 2.31 ~ 3.7mm/s；
Step 9: loading onto seal member at the both ends of internal layer metallic framework and outer layer quadrate framework carries out end part seal, gold is formed
Belong to sintered type dehydration Coalescence filter core.
Advantageous effect：A kind of disclosed metal sintering formula dehydration Coalescence filter core, has the advantages that：It is logical
Cross rational structure arrangement so that filter core processing capacity is big, and water collection efficiency is high, corrosion-resistant, can clean utilization, and energy consumption repeatedly
It is low, secondary pollution will not be caused.
Description of the drawings
Fig. 1 is the filter cartridge construction figure of the present invention；
Fig. 2 is the hierarchical chart of filter element body of the present invention.
Specific embodiment
The specific embodiment of the invention is described in detail below in conjunction with the accompanying drawings：
As shown in Figure 1 and 2, disclosed a kind of metal sintering formula dehydration Coalescence filter core, is used to implement and fuel oil was carried out
Filter filters out internal moisture and impurity, tubular sieve plate is used as inner layer metal skeleton 1, using quadrate framework as outer layer
2, filter element body 3 is placed between inner layer metal skeleton 1 and outer layer 2, and both ends are sealed by seal face 4.
The screen-aperture of the inner layer metal skeleton is 10mm, can play the effect of support and anti-pressure resistance, the filter core
Ontology is mounted in collapsible between internal layer and outer layer, and folding structure may insure effective filter area so that surface
Flow velocity reaches 2.31 ~ 3.7mm/s, and it is 27 ° to fold angle, and the filter element body is followed successively by extraordinary net 5 from the inside to the outside, and metal is broken
Breast sintering felt 6, level-one polyester strainer 7, metal, which catchments, is sintered felt 8, two level polyester strainer 9 and dehydration protection net 10.
Particularly, the extraordinary net 5 is 60 mesh/inch wire plain weave square hole net, plays protection metal demulsification and burns
The grammes per square metre of knot felt 6 and the effect of coarse filtration, the level-one polyester strainer and two level polyester strainer is 13.6GSM, is effectively determined
The thickness of strainer, further coalesces water droplet, air permeability 7754L/m2/s, and the dehydration protection net is the metal of 40 mesh/inch
Silk plain weave square hole net plays outer layer protection and enters fluid forming two phase flow.
The metal demulsification sintering felt 6 plays filtering solid particles impurity and breaks as one layer crucial in filtration
The effect of breast, i.e., break Water-In-Oil or oil-in-water molecule, by a diameter of 2 μm of metallic fiber（Using 316L stainless steels）Into
Row, which is arranged, to be sintered, and the length of metallic fiber is 5 ~ 8mm, and the metal catchments sintering felt then by a diameter of 4 μm of gold
Belong to fiber arrange being sintered, the length of metallic fiber is 7 ~ 12mm, is played the role of small water droplet agglomeration.
A kind of preparation method of metal sintering formula dehydration Coalescence filter core, includes the following steps：(modification is same as above)
Step 1: selecting a diameter of 2 μm, length is the metallic fiber of 5 ~ 8mm, immerses in the polyvinyl alcohol of 1.5% concentration and carries out
Chemical modification processing, impregnates 10min, takes out after 60 DEG C of dry 2h；
Step 2: the modified metallic fiber of step is sent into air-flow paving felt machine, spread with the structure of arranging of 750g/ ㎡
Felt, control gather thickness for 0.63 ~ 0.72mm, porosity 75%；
Step 3: the metal felt that step 2 is formed is placed in sintering furnace and is sintered, using 1200 DEG C of microwave sintering temperature
Degree carries out 15 ~ 20min sintering, forms the metal demulsification sintering felt of uniform texture；
Step 4: select it is a diameter of 4 μm, length be 7 ~ 12mm metallic fiber, immerse 1.5% concentration polyvinyl alcohol in into
The processing of row chemical modification；
Step 5: the metallic fiber that step 4 is modified is sent into air-flow paving felt machine, structure is arranged using 750g/ ㎡ and is spread
Felt, control gather thickness for 0.63 ~ 0.72mm；
Step 6: the metal felt that step 5 is formed is placed in sintering furnace and is sintered, using 1200 DEG C of microwave sintering temperature
Degree carry out 15 ~ 20min sintering, formed uniform texture metal catchment sintering felt；
Step 7: by extraordinary net, metal demulsification sintering felt, polyester strainer, metal, which catchments, is sintered felt, polyester strainer and dehydration protection
Net successively is stacked to form filter element body；
Step 8: tubular sieve plate is selected to be placed in inside outer layer quadrate framework as inner layer metal skeleton, is prepared by step 7
Filter element body folding is placed between inner layer metal skeleton and outer layer quadrate framework, and it is 27 ° that control, which folds angle, so that its surface
Flow velocity is up to 2.31 ~ 3.7mm/s；
Step 9: loading onto seal member at the both ends of internal layer metallic framework and outer layer quadrate framework carries out end part seal, gold is formed
Belong to sintered type dehydration Coalescence filter core.
A kind of disclosed metal sintering formula dehydration Coalescence filter core, operation principle are：When aqueous fuel oil passes through
Cross metal sintering catchment filter core when, be dispersed in small water droplet in fuel oil and adsorb in metal surface, minute water drops in metal surface
Gather, and pass sequentially through metal demulsification sintering carpet veneer, metal and catchment sintering carpet veneer, oil film from metal is demulsified and is sintered by wherein water droplet
After stratification changes, just start water droplet to its moistened surface, when oil film it is small to certain thickness when, just start the rupture of oil film and transposed
Journey.Fluid catchments using metal is sintered carpet veneer, and the droplet being captured mutually bumps against under fluid forces, along machine direction
It hits, coalescence, becomes larger so as to coalesce, coalesce the drop after becoming larger under fluid forces, moved along filament, with drop
Diameter becomes larger, and drop finally comes off under self gravitation effect, separation is realized, so as to fulfill high-efficient purification.
The above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (8)
1. a kind of metal sintering formula is dehydrated Coalescence filter core, including inner layer metal skeleton, the filter core sheet of outer layer quadrate framework and centre
Body, it is characterised in that：The filter element body is by extraordinary net, metal demulsification sintering felt, level-one polyester strainer, and metal catchments sintering
Felt, two level polyester strainer and dehydration protection net stack together successively, and are distributed in inner layer metal skeleton and outer layer side in collapsible
Between shape skeleton, extraordinary net is close to inner layer metal skeleton, and inner layer metal skeleton passes through sealed end with outer layer quadrate framework both ends
Face is sealed.
2. a kind of metal sintering formula dehydration Coalescence filter core according to claim 1, it is characterised in that：The inner layer metal bone
Frame is tubular sieve plate, and the aperture of sieve pore is 10mm.
3. a kind of metal sintering formula dehydration Coalescence filter core according to claim 1, it is characterised in that：The special type net is 60
Mesh/inch wire plain weave square hole net.
4. a kind of metal sintering formula dehydration Coalescence filter core according to claim 1, it is characterised in that：The metal demulsification is burnt
Knot felt arrange being sintered by a diameter of 2 μm of metallic fiber, and the length of metallic fiber is 5 ~ 8mm.
5. a kind of metal sintering formula dehydration Coalescence filter core according to claim 1, it is characterised in that：The level-one polyester filter
The grammes per square metre of net and two level polyester strainer is 13.6GSM, air permeability 7754L/m2/s.
6. a kind of metal sintering formula dehydration Coalescence filter core according to claim 1, it is characterised in that：The metal catchments burning
Knot felt arrange being sintered by a diameter of 4 μm of metallic fiber, and the length of metallic fiber is 7 ~ 12mm.
7. a kind of metal sintering formula dehydration Coalescence filter core according to claim 1, it is characterised in that：The dehydration protection net
Wire plain weave square hole net for 40 mesh/inch.
A kind of 8. method for preparing the dehydration Coalescence filter core of metal sintering formula described in claim 1, it is characterised in that including as follows
Step：
Step 1: selecting a diameter of 2 μm, length is the metallic fiber of 5 ~ 8mm, immerses in the polyvinyl alcohol of 1.5% concentration and carries out
Chemical modification processing, impregnates 10min, takes out after 60 DEG C of dry 2h；
Step 2: the modified metallic fiber of step is sent into air-flow paving felt machine, spread with the structure of arranging of 750g/ ㎡
Felt, control gather thickness for 0.63 ~ 0.72mm, porosity 75%；
Step 3: the metal felt that step 2 is formed is placed in sintering furnace and is sintered, using 1200 DEG C of microwave sintering temperature
Degree carries out 15 ~ 20min sintering, forms the metal demulsification sintering felt of uniform texture；
Step 4: select it is a diameter of 4 μm, length be 7 ~ 12mm metallic fiber, immerse 1.5% concentration polyvinyl alcohol in into
The processing of row chemical modification；
Step 5: the metallic fiber that step 4 is modified is sent into air-flow paving felt machine, structure is arranged using 750g/ ㎡ and is spread
Felt, control gather thickness for 0.63 ~ 0.72mm；
Step 6: the metal felt that step 5 is formed is placed in sintering furnace and is sintered, using 1200 DEG C of microwave sintering temperature
Degree carry out 15 ~ 20min sintering, formed uniform texture metal catchment sintering felt；
Step 7: by extraordinary net, metal demulsification sintering felt, polyester strainer, metal, which catchments, is sintered felt, polyester strainer and dehydration protection
Net successively is stacked to form filter element body；
Step 8: tubular sieve plate is selected to be placed in inside outer layer quadrate framework as inner layer metal skeleton, is prepared by step 7
Filter element body folding is placed between inner layer metal skeleton and outer layer quadrate framework, and it is 27 ° that control, which folds angle, so that its surface
Flow velocity is up to 2.31 ~ 3.7mm/s；
Step 9: loading onto seal member at the both ends of internal layer metallic framework and outer layer quadrate framework carries out end part seal, gold is formed
Belong to sintered type dehydration Coalescence filter core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810179804.0A CN108211518A (en) | 2018-03-05 | 2018-03-05 | A kind of metal sintering formula dehydration Coalescence filter core and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810179804.0A CN108211518A (en) | 2018-03-05 | 2018-03-05 | A kind of metal sintering formula dehydration Coalescence filter core and preparation method thereof |
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| CN108211518A true CN108211518A (en) | 2018-06-29 |
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| CN201810179804.0A Pending CN108211518A (en) | 2018-03-05 | 2018-03-05 | A kind of metal sintering formula dehydration Coalescence filter core and preparation method thereof |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6438118A (en) * | 1987-08-05 | 1989-02-08 | Yamashin Kogyo Kk | Filter medium of filter |
| CN2820279Y (en) * | 2005-07-20 | 2006-09-27 | 北京承天倍达过滤技术有限责任公司 | Coalescence filter core |
| US20090314708A1 (en) * | 2008-06-18 | 2009-12-24 | Sepratek Inc. | Hollow fiber membrane for feeding mixture into hollow space thereof |
| CN102861912A (en) * | 2012-09-23 | 2013-01-09 | 西北有色金属研究院 | Preparation method of metal fiber sintering felt |
| CN203227353U (en) * | 2013-04-25 | 2013-10-09 | 中国人民解放军空军油料研究所 | Filtering and agglomerating filter core for fuel oil filtering and separating device |
| CN103550987A (en) * | 2013-11-22 | 2014-02-05 | 上海闰铭精密技术有限公司 | Composite metal coalescent filter element |
| CN104096460A (en) * | 2014-06-11 | 2014-10-15 | 武汉高特维电气有限公司 | Plasma waste gas treatment device |
-
2018
- 2018-03-05 CN CN201810179804.0A patent/CN108211518A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6438118A (en) * | 1987-08-05 | 1989-02-08 | Yamashin Kogyo Kk | Filter medium of filter |
| CN2820279Y (en) * | 2005-07-20 | 2006-09-27 | 北京承天倍达过滤技术有限责任公司 | Coalescence filter core |
| US20090314708A1 (en) * | 2008-06-18 | 2009-12-24 | Sepratek Inc. | Hollow fiber membrane for feeding mixture into hollow space thereof |
| CN102861912A (en) * | 2012-09-23 | 2013-01-09 | 西北有色金属研究院 | Preparation method of metal fiber sintering felt |
| CN203227353U (en) * | 2013-04-25 | 2013-10-09 | 中国人民解放军空军油料研究所 | Filtering and agglomerating filter core for fuel oil filtering and separating device |
| CN103550987A (en) * | 2013-11-22 | 2014-02-05 | 上海闰铭精密技术有限公司 | Composite metal coalescent filter element |
| CN104096460A (en) * | 2014-06-11 | 2014-10-15 | 武汉高特维电气有限公司 | Plasma waste gas treatment device |
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Application publication date: 20180629 |
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