CN216170406U - Winding filter element - Google Patents
Winding filter element Download PDFInfo
- Publication number
- CN216170406U CN216170406U CN202122613759.5U CN202122613759U CN216170406U CN 216170406 U CN216170406 U CN 216170406U CN 202122613759 U CN202122613759 U CN 202122613759U CN 216170406 U CN216170406 U CN 216170406U
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- Prior art keywords
- filter
- core
- layer
- filter element
- isolation
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- 238000004804 winding Methods 0.000 title claims abstract description 15
- 238000002955 isolation Methods 0.000 claims abstract description 69
- 239000007788 liquid Substances 0.000 claims description 20
- 238000003466 welding Methods 0.000 claims description 14
- 230000004323 axial length Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 125000006850 spacer group Chemical group 0.000 claims description 2
- 239000008187 granular material Substances 0.000 abstract description 6
- 238000001914 filtration Methods 0.000 description 17
- 239000002245 particle Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 239000003973 paint Substances 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 238000001802 infusion Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
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- Filtering Materials (AREA)
Abstract
The utility model discloses a winding filter element, and relates to the field of filter equipment. The filter element assembly comprises a filter element assembly and an end socket assembly; the filter element assembly comprises: an inner support; the filter core is wound on the inner support, and the isolating core is wound outside the filter core; the filter core comprises a filter layer and an isolation layer, wherein the filter layer and the isolation layer are overlapped and wound on the inner support together to form the filter core, and each two adjacent filter layers are isolated by the isolation layer; the isolation core comprises an isolation layer which is wound outside the filter core to form the isolation core; the head assembly comprises end heads, and the end heads are two groups with the same structure and are respectively connected to two ends of the filter element assembly. The filter precision of filter layer can not be guaranteed to change because of coiling by this device, guarantees to coil the filterable absolute accuracy of filter core, makes the granule that is less than filter core filter precision can not be intercepted, and the granule that is greater than filter core filter precision can carry out whole interception, makes to filter more accurately.
Description
Technical Field
The utility model relates to the technical field of filtering equipment, in particular to a winding filter element.
Background
The filter element in the current market is basically a melt-blown filter element which is widely used in the market, and the melt-blown filter element is a tubular filter element which is made of nontoxic and tasteless polypropylene particles through heating, melting, spinning, drawing, winding and forming. The surface density of filter core is lower, and the filter layer through coiling makes from the surface to filter core central point position because the overlapping of filtration pore between the filter layer, and density increases gradually, has fine filter effect to the particulate matter of different diameters, not only uses in aqueous cleaning big batch, still has outstanding chemical compatibility, is applicable to the filtration of strong acid, alkali and organic solvent, and its pollutant carrying capacity is strong, long service life, and is with low costs.
However, in a liquid containing a special solvent, a melt-blown filter element cannot meet the use requirements, for example, paint contains metal aluminum powder and resin, different paints need to be added with metal aluminum powder particles with different diameters for automobile surface decoration, and the density of the melt-blown filter element from the surface to the center of the filter element is gradually increased due to the overlapping of filter holes between the filter layers, so that the metal aluminum powder is filtered, and the aluminum powder in the paint is intercepted and filtered to influence the paint quality.
SUMMERY OF THE UTILITY MODEL
The present invention is to solve the above technical problems and provides a winding filter element.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
a winding filter element comprises a filter element assembly and an end enclosure assembly;
the filter element assembly comprises:
an inner support;
the filter core is wound on the inner support, and the isolating core is wound outside the filter core;
the filter element comprises a filter layer and an isolation layer, wherein the filter layer and the isolation layer are overlapped and wound on the inner support together to form the filter element, and every two adjacent filter layers are isolated by the isolation layer; the insulation core comprises the insulation layer, and the insulation layer is wound outside the filter core to form the insulation core;
the end socket assembly comprises end socket bodies, the end socket bodies are two groups with the same structure and are respectively connected to two ends of the filter element assembly, and the end socket bodies seal the ends of the filter element and the isolation element.
Preferably, the inner support comprises a through-core straight cylinder body, the through-core straight cylinder body is of a cylindrical through-core cylindrical structure, and a plurality of liquid discharge holes are uniformly arranged in the circumferential direction of the through-core straight cylinder body;
the end seal head is communicated with the through-core straight cylinder body.
Preferably, the axial length of the filter layer and the spacer layer is equal to the axial length of the inner support.
Preferably, the ends of the filter layer and the isolation layer close to the inner support are fixedly connected to the inner support through welding;
the tail end of the isolation layer in the isolation core is fixed on the surface of the outermost layer of the isolation core through welding.
Preferably, the end cap comprises:
the center of the annular cover plate is provided with a through hole communicated with the through-core straight cylinder body, the annular cover plate is used for sealing the end parts of the filter element and the isolation element, and the end parts of the filter element and the isolation element are connected to the annular cover plate through welding;
the inner side limiting bulge is of an annular structure, is arranged on the annular cover plate and is positioned at the edge of the through hole, and can extend into the through-core straight cylinder body;
the outer side limiting bulge is of a circular ring structure and is arranged at the outer edge of the annular cover plate, and the outer side limiting bulge is sleeved on the outer side of the isolation core;
and the annular bulge is coaxially arranged on the annular cover plate and is positioned between the inner side limit bulge and the outer side limit bulge.
The utility model has the following beneficial effects:
the utility model relates to a winding filter element, which comprises an inner support, a filter core, an isolation core, a filter layer, an isolation layer, a filter core and a winding core, wherein the inner support plays a supporting role for the filter core and the isolation core, bears extrusion generated when high-pressure liquid penetrates through the isolation core and the filter core from the outside, avoids deformation of the isolation core and the filter core under high pressure, the filter core and the isolation layer in the filter core are overlapped and wound on the inner support together to form the filter core, each two adjacent filter layers are isolated through the isolation layer, the influence on the size and the precision of a filter hole due to the overlapping of the filter holes of the two adjacent filter layers is avoided, meanwhile, the isolation core formed by winding the isolation layer on the outside of the filter core can isolate larger-particle impurities, so as to prevent the larger-particle impurities from blocking the filter core to influence on the filtering effect, and the device can ensure the filtering precision of the filter core to be not changed due to winding, namely the absolute precision of the winding core, and then, the particles smaller than the filter precision of the filter element can not be intercepted, and the particles larger than the filter precision of the filter element can be completely intercepted, so that the filtering is more accurate.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic view of a wound filter element according to the present invention;
FIG. 2 is a front view of a wound filter cartridge of the present invention;
FIG. 3 is a schematic view of the wrapping of a filter element of the present invention;
FIG. 4 is a schematic structural view of an inner side limiting protrusion, an outer side limiting protrusion and a circular protrusion on an annular cover plate of the wound filter element according to the present invention;
fig. 5 is a schematic view of an end of an annular cover plate of a wound filter cartridge of the present invention opposite a through-center straight barrel.
The reference numerals in the figures denote:
1. a filter layer; 2. an isolation layer; 3. a through-core straight cylinder body; 4. a drain hole; 5. an annular cover plate; 6. a through hole; 7. an inner side limiting bulge; 8. an outer limit bulge; 9. the circular ring is convex.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a winding filter element includes a filter element assembly and a sealing head assembly;
the filter element assembly comprises:
an inner support;
the filter core is wound on the inner support, and the isolating core is wound outside the filter core;
the filter element comprises a filter layer 1 and an isolation layer 2, wherein the filter layer 1 and the isolation layer 2 are overlapped and wound on an inner support together to form the filter element, and every two adjacent filter layers 1 are isolated by the isolation layer 2; the isolation core comprises an isolation layer 2, and the isolation layer 2 is wound outside the filter core to form the isolation core;
the head subassembly includes the tip head, and the tip head is two sets of the same structure and connects respectively at the both ends of filter element group spare, seals the tip of crossing filter core and isolation core through the tip head.
Specifically, at first, the inner support in the filter element group plays the supporting role to filtering element and isolation core, bear the extrusion that high-pressure liquid produced when permeating isolation core and filter element from the outside, avoid isolation core and filter element to lead to under the high pressure deformation, overlap and convolute on the inner support jointly through filter layer 1 and isolation layer 2 in the filter element in order to form the filter element, and make and all keep apart through isolation layer 2 between every two adjacent filter layer 1, avoid the situation that the filtration pore of two adjacent filter layers 1 takes place to overlap and influence filtration pore size and filtration pore precision, the isolation core that forms outside the filter element by the coiling of isolation layer 2 simultaneously can keep apart the impurity of great granule, in order to prevent that the impurity of great granule from blockking up the filter element and influencing the filter effect. When the filter element is in specific use, the end part end socket is connected with a liquid conveying pipe for conveying liquid, then the inner support is connected and communicated with the liquid conveying pipe, liquid to be filtered enters from the isolation core during filtering and is filtered in a first stage, then the liquid reaches the filter element to be filtered in a final stage, and finally the filtered liquid passes through the inner support and is discharged from the liquid conveying pipe connected with the end part end socket along the inner support.
To sum up, this device can guarantee that the filter fineness of filter layer 1 can not change because of the coiling, also guarantees the filterable absolute accuracy of coiling filter core, makes the granule that is less than filter fineness of filter core can not be intercepted then, and the granule that is greater than filter fineness of filter core can carry out whole interception, makes to filter more accurately.
Further, the inner support comprises a through-core straight cylinder body 3, the through-core straight cylinder body 3 is of a cylindrical through-core cylindrical structure, and a plurality of liquid discharge holes 4 are uniformly distributed in the circumferential direction of the through-core straight cylinder body 3;
the end seal head is communicated with the through-core straight cylinder body 3.
Specifically, the center of the through-core straight cylinder body 3 is used for enabling liquid to flow, the liquid filtered by the isolation core and the filter core passes through the through-core straight cylinder body 3 through the liquid discharge hole 4 and reaches the center, and then the liquid is discharged from the liquid conveying pipe connected with the end seal head to complete the filtration. The through-center straight cylinder 3 can be a hard plastic cylinder and has pressure bearing performance to bear external pressure.
Further, the axial length of the filter layer 1 and the isolation layer 2 is equal to the axial length of the inner support, that is, the end positions of the filter layer 1 and the isolation layer 2 are flush with the end position of the inner support, so that the filtering performance is ensured to the maximum extent, and the end seal head in the seal head assembly is arranged, so that the end seal head can contact and be connected with the filter layer 1 and the isolation layer 2.
Furthermore, the ends of the filter layer 1 and the isolation layer 2 close to the inner bracket are fixedly connected to the inner bracket by welding;
the tail end of the isolation layer 2 in the isolation core is fixed on the surface of the outermost layer of the isolation core through welding.
Specifically, the filter layer 1 and the isolation layer 2 are welded on the inner support, and the isolation layer 2 are welded after being wound, and can be connected in a hot melting welding mode. The filter layer 1 and the isolation layer 2 may be made of nylon filter screen material, so that the requirement of thermal welding can be satisfied, and the welding method is well known by workers in the art and will not be described herein.
Further, the end cap includes:
the center of the annular cover plate 5 is provided with a through hole 6 communicated with the through-core straight cylinder 3, the annular cover plate 5 is used for sealing the end parts of the filter element and the isolation element, and the end parts of the filter element and the isolation element are both connected to the annular cover plate 5 through welding; wherein 5 terminal surfaces of annular apron and the tip of crossing filter core and keeping apart the core all are connected through the welding, make then annular apron 5 seal the tip of crossing filter core and keeping apart the core, through-hole 6 communicates with the straight barrel body 3 of logical heart simultaneously, consequently can guide treat that the side entering of filtering liquid from this filter core and through the filtration back of keeping apart the core and crossing the filter core, get into in the straight barrel body 3 of logical heart to make the liquid after filtering accomplish the filtration from through-hole 6 discharges along the straight barrel body 3 of logical heart. The connection between the end seal and the external infusion pipe is well known to those skilled in the art, and will not be described herein, and the connection can be accomplished by directly inserting the external infusion pipe into the through hole 6 for connection, etc.
The inner side limiting bulge 7 is of an annular structure, is arranged on the annular cover plate 5 and is positioned at the edge of the through hole 6, and the inner side limiting bulge 7 can extend into the through-center straight cylinder 3 to achieve good butt joint between the through hole 6 on the annular cover plate 5 and the through-center straight cylinder 3;
the outer side limiting bulge 8 is of a circular structure and is arranged at the outer edge of the annular cover plate 5, the outer side limiting bulge 8 is sleeved on the outer side of the isolation core, and then the annular cover plate 5 can more completely seal the end faces of the filter core and the isolation core;
and the circular ring-shaped bulge 9, the circular ring-shaped bulge 9 is coaxially arranged on the annular cover plate 5 and is positioned between the inner side limit bulge 7 and the outer side limit bulge 8. The circular ring-shaped bulges 9 can be a plurality of circular ring-shaped bulges with different diameters and positioned in the same circle center to form a corrugated shape, and the effects of increasing the contact area and improving the sealing effect are achieved in the process of welding connection between the end surfaces of the filter element and the isolation element and the annular cover plate 5.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.
Claims (5)
1. A winding filter element is characterized by comprising a filter element assembly and an end enclosure assembly;
the filter element assembly comprises:
an inner support;
the filter core is wound on the inner support, and the isolating core is wound outside the filter core;
the filter element comprises a filter layer (1) and an isolation layer (2), wherein the filter layer (1) and the isolation layer (2) are overlapped and wound on the inner support together to form the filter element, and each two adjacent filter layers (1) are isolated by the isolation layer (2); the isolating core comprises the isolating layer (2), and the isolating layer (2) is wound outside the filter core to form the isolating core;
the end socket assembly comprises end socket bodies, the end socket bodies are two groups with the same structure and are respectively connected to two ends of the filter element assembly, and the end socket bodies seal the ends of the filter element and the isolation element.
2. The winding filter element according to claim 1, characterized in that the inner support comprises a through-center straight cylinder body (3), the through-center straight cylinder body (3) is a cylindrical through-center cylindrical structure, and a plurality of liquid discharge holes (4) are uniformly arranged on the circumference of the through-center straight cylinder body (3);
the end seal head is communicated with the through-core straight cylinder body (3).
3. A wound filter element according to claim 1, characterised in that the axial length of the filter layer (1) and the spacer layer (2) is equal to the inner support axial length.
4. A wound filter element according to claim 1, characterised in that the ends of the filter layer (1) and the baffle layer (2) close to the inner support are fixedly connected to the inner support by welding;
the tail end of the isolation layer (2) in the isolation core is fixed on the surface of the outermost layer of the isolation core through welding.
5. The wound filter cartridge of claim 2, wherein the end cap comprises:
the center of the annular cover plate (5) is provided with a through hole (6) communicated with the through-center straight barrel body (3), the annular cover plate (5) is used for sealing the end parts of the filter element and the isolation element, and the end parts of the filter element and the isolation element are connected to the annular cover plate (5) through welding;
the inner side limiting bulge (7) is of a circular structure, is arranged on the annular cover plate (5) and is positioned at the edge of the through hole (6), and the inner side limiting bulge (7) can extend into the through-center straight cylinder body (3);
the outer side limiting bulge (8), the outer side limiting bulge (8) is of a circular ring-shaped structure and is arranged at the outer edge of the annular cover plate (5), and the outer side limiting bulge (8) is sleeved on the outer side of the isolation core;
and the circular ring-shaped bulge (9), wherein the circular ring-shaped bulge (9) is coaxially arranged on the annular cover plate (5) and is positioned between the inner side limit bulge (7) and the outer side limit bulge (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122613759.5U CN216170406U (en) | 2021-10-28 | 2021-10-28 | Winding filter element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122613759.5U CN216170406U (en) | 2021-10-28 | 2021-10-28 | Winding filter element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216170406U true CN216170406U (en) | 2022-04-05 |
Family
ID=80892653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122613759.5U Expired - Fee Related CN216170406U (en) | 2021-10-28 | 2021-10-28 | Winding filter element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216170406U (en) |
-
2021
- 2021-10-28 CN CN202122613759.5U patent/CN216170406U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20220405 |