CN210356281U - Filter element - Google Patents
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- CN210356281U CN210356281U CN201920962440.3U CN201920962440U CN210356281U CN 210356281 U CN210356281 U CN 210356281U CN 201920962440 U CN201920962440 U CN 201920962440U CN 210356281 U CN210356281 U CN 210356281U
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Abstract
The utility model provides a filter core, it includes: the filter element comprises a filter element body, a support plate, an upper end cover and a lower end cover; the filter core body is including the components of a whole that can function independently setting up: the filter device comprises a first filter element unit and a second filter element unit, wherein the first filter element unit is connected to one surface of a support plate, and the second filter element unit is connected to the other surface of the support plate; any of the cartridge units includes: a plurality of micro-filtration structures arranged from top to bottom; any of the microfiltration structures comprises: the outer side edge of the upper filter layer is connected with the outer side edge of the lower filter layer; the upper micro-filter structure is connected with the inner side edge of the upper filter layer of the lower micro-filter structure through the inner side edge of the lower filter layer; the upper end cover is connected to the upper end face of the filter element body, and the lower end cover is connected to the lower end face of the filter element body. The utility model discloses a little filtration that filter core unit was arranged by a plurality of top-down constitutes, and it makes filter core unit have great specific surface area, and then increased with fluidic area of contact, has better filter effect.
Description
Technical Field
The utility model relates to a filter technical field especially relates to a filter core with great specific surface area.
Background
The drinking water is an indispensable element for human survival, and simultaneously, the water is also an important medium for spreading diseases and is closely related to the daily life of people. The resident living in city has the drinking water source supplied by the water supply company. Although the water produced by the tap water plant is in accordance with the drinking standard, tap water is transported by long-distance pipelines in a pipe network, and the pipe network part is aged due to long-term use, so that harmful substances such as rust and the like are generated in the pipe network.
In addition, the mode of utilizing high-low level pond etc. to carry out secondary water supply that currently generally adopts, city high building water tank and building crowd cistern are unclean or use throughout the year and do not disinfect, because the water in the pond is in the stagnant water state under most of the circumstances, leads to the bacterium to breed easily, causes secondary pollution. The secondary pollution causes the propagation of bacteria, viruses and algae, and adds the original chlorine, chloride, rust, heavy metal and radioactive substances to make the water body turbid, which is harmful to the universe. Therefore, in various increasingly contaminated environments, it should be ensured that the water used is clean and healthy.
At present, drinking water is mainly filtered by a filter having a filter element. However, the specific surface area of the conventional filter element is relatively small, and the filtering performance of the filter is limited. Therefore, it is necessary to provide a further solution to the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a filter element to overcome the not enough that exists among the prior art.
In order to solve the technical problem, the technical scheme of the utility model is that:
a filter cartridge, comprising: the filter element comprises a filter element body, a support plate, an upper end cover and a lower end cover;
the filter core body includes that the components of a whole that can function independently set up: the filter device comprises a first filter element unit and a second filter element unit, wherein the first filter element unit is connected to one surface of a support plate, and the second filter element unit is connected to the other surface of the support plate;
any of the cartridge units includes: a plurality of micro-filtration structures are arranged from top to bottom, and a filtration gap is formed between the upper micro-filtration structure and the lower micro-filtration structure which are adjacent;
any of the microfiltration structures comprises: the filter comprises an upper filter layer and a lower filter layer, wherein the outer edge of the upper filter layer is connected with the outer edge of the lower filter layer, and a filter gap is formed between the upper filter layer and the lower filter layer;
the upper micro-filter structure is connected with the inner side edge of the upper filter layer of the lower micro-filter structure through the inner side edge of the lower filter layer;
the upper end cover is connected to the upper end face of the filter element body and is provided with an upper through hole, and the lower end cover is connected to the lower end face of the filter element body and is provided with a lower through hole.
As the improvement of the filter element of the utility model, the filter element unit is of a semi-cylindrical shape on the whole.
As the improvement of the filter element of the utility model, the upper filter layer and the lower filter layer are semi-circular ring-shaped layer structures.
As the improvement of the filter element of the utility model, the connection between the upper and lower micro-filtration structures and between the upper and lower filter layers is connected in a smooth transition.
As an improvement of the filter element of the present invention, the filter gap is gradually increased along the distance from the connection position.
As an improvement of the filter element of the present invention, the first filter element unit and the second filter element unit are formed integrally.
As the improvement of the filter element of the utility model, the first filter element unit and the second filter element unit are formed by sintering modified PE materials with ultrahigh molecular weight.
As the utility model discloses an improvement of filter core, the two sides of backup pad all be provided with a plurality of spacing archs of micro filter structure matched with, a plurality of spacing archs of arbitrary one side distribute in the both sides of place face symmetrically.
As the utility model discloses an improvement of filter core, the backup pad is including two plate bodys that stack together, arbitrary plate body towards the one side of adjacent filter core unit be provided with a plurality of spacing archs of micro-filtration matched with, a plurality of spacing archs distribute in the both sides of face at the place symmetrically.
As the utility model discloses an improvement of filter core, arbitrary spacing arch is for following the U-shaped structure that backup pad width direction transversely set up.
As the improvement of the filter element of the utility model, the supporting plate is also provided with a water hole.
As an improvement of the filter element of the utility model, the upper end cover and the lower end cover are respectively fixed on the end face of the place through the mode of lock.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a filter core unit of filter core comprises the micro-filtration structure that a plurality of top-down arranged, and it makes filter core unit have great specific surface area, and then has increased with fluidic area of contact, has better filter effect. And simultaneously, the utility model discloses a filter core adopts components of a whole that can function independently structure, and the filter core unit can conveniently be changed according to in service behavior.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic perspective view of an embodiment of a filter element according to the present invention;
fig. 2 is an exploded perspective view of the cartridge of fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the filter element according to an embodiment of the present invention includes: the filter element comprises a filter element body 1, a support plate 2, an upper end cover 3 and a lower end cover 4.
The filter element body 1 comprises a split body: a first filter element unit 11 and a second filter element unit 12 which are assembled to form the filter element body 1 through the support plate 2.
In order to obtain a large specific surface area, any filter element unit is provided with a plurality of micro-filtering structures 111 for filtering. Specifically, any one of the cartridge units includes: a plurality of micro-filtration structures 111 are arranged from top to bottom, and a filtering gap is arranged between the upper micro-filtration structure 111 and the lower micro-filtration structure 111. Meanwhile, any of the microfiltration structures 111 includes: the upper filter layer 1111 and the lower filter layer 1112 are connected with each other, and a filter gap is arranged between the upper filter layer 1111 and the lower filter layer 1112, so that fluid can flow into the filter gap during filtering, and further fully contacts with the filter element unit, and a better filtering effect is obtained.
Further, the size of the filter gap is gradually increased. Specifically, in the upper and lower adjacent micro filter structures 111, the filter gap gradually increases away from the connecting position of the two. In the upper filter layer 1111 and the lower filter layer 1112, the filter gap gradually increases as it goes away from the connecting position of the two. So, can adapt to the filtration demand of large granule pollutant in the fluid for during fluid can flow into filtering gap, guarantee filterable effect.
The upper microfiltration structure 111 is attached by its inner edge of the lower filter layer 1112 to the inner edge of the upper filter layer 1111 of the lower microfiltration structure 111, while the outer edge of the upper filter layer 1111 is attached to the outer edge of the lower filter layer 1112. Therefore, the flow stroke of the fluid in the flow process of the filter element unit is increased, and the filtering effect is further improved. And the joints between the upper and lower micro-filtration structures 111 and between the upper and lower filtration layers 1112 are connected in a smooth transition manner, so that after the fluid flows through the filtration units, dirt trapped at the corner positions formed by the connection is easily washed away during backwashing, and the regeneration of the filtration core unit is facilitated.
In this embodiment, the filter element body 1 preferably has a cylindrical structure, and in order to form the cylindrical structure, the filter element unit is a half cylindrical shape as a whole. Accordingly, the upper filter layer 1111 and the lower filter layer 1112 are both semi-circular layer structures. At this time, the micro filter structures 111 of any one of the filter element units are sequentially arranged in the axial direction. It should be noted that, under the guidance of the present invention, the filter element body 1 may also be designed into other similar structures, such as a through polygonal cylinder, or an oval cylinder.
The first filter element unit 11 and the second filter element unit 12 are integrally formed. Preferably, the first filter element unit 11 and the second filter element unit 12 are made of modified ultra-high molecular weight PE material by sintering. Specifically, when the first filter element unit 11 and the second filter element unit 12 are molded, a modified ultra-high molecular weight PE raw material is taken, and the PE raw material is sintered by semi-melting die pressing to form the filter element unit.
Wherein the modified ultra-high molecular weight PE is obtained by freeze-grinding maleic anhydride grafted POE into powder. Specifically, the weight ratio of: one part of maleic anhydride is added two parts of bimodal HDPE and seven parts of ultra-high molecular weight PE and is stirred evenly, the filter element of the utility model is manufactured through semi-melting mould pressing and sintering, the filter element has higher flexibility and toughness, so the forming of the filter element is convenient, and the assembly of the filter element in the application process is fixed.
When the modified ultra-high molecular weight PE is used as a raw material, the technological parameters of semi-molten die pressing sintering are as follows: the sintering temperature is set to be 160-200 ℃, the sintering time is 20-30 min, and the cooling time is 10-14 min. Preferably, the process parameters of the semi-molten die pressing sintering are as follows: the sintering temperature is set to be 170-190 ℃, the sintering time is 25min, and the cooling time is 12 min.
The support plate 2 is used for assembling a first filter element unit 11 and a second filter element unit 12, specifically, the first filter element unit 11 is connected to one surface of the support plate 2, and the second filter element unit 12 is connected to the other surface of the support plate 2. Preferably, the support plate 2 may be an injection molded part.
In order to adapt to the fixation of the micro-filtration structure 111 of the filter element unit, a plurality of limiting protrusions 21 matched with the micro-filtration structure 111 are arranged on both sides of the support plate 2, and the limiting protrusions 21 on any side are symmetrically distributed on both sides of the side where the limiting protrusions are located. Any limiting protrusion 21 is a U-shaped structure transversely arranged along the width direction of the supporting plate 2, so that the edge of the micro-filtration structure 111 can be accommodated in the gap defined by the limiting protrusions 21, and the limiting protrusions 21 limit the micro-filtration structure 111.
In addition, in order to facilitate the flow of the fluid during filtering, the support plate 2 is further provided with water passing holes 22, and the water passing holes 22 may be formed at the upper end edge position, the lower end edge position and the middle position of the support plate 2. And the water holes 22 are positioned between the limiting bulges 21 at the two sides to optimize the arrangement of the limiting bulges 21 and the water holes 22, so that the limiting bulges 21 and the water holes 22 are reasonably distributed and the mutual influence is avoided. Preferably, the water through holes 22 may be kidney-shaped holes.
Further, the support plate 2 may be a one-piece plate. In order to facilitate the replacement of the first filter unit and the second filter unit, the support plate 2 may also be formed by two stacked plates. At this moment, the support plate 2 includes two plate bodies stacked together, one surface of any plate body facing to the adjacent filter element unit is provided with a plurality of limiting protrusions 21 matched with the micro-filtration structure 111, and the plurality of limiting protrusions 21 are symmetrically distributed on two sides of the surface where the micro-filtration structure 111 is located. In this way, the first filter unit and its support plate 2 can be separated from the second filter unit and its support plate 2.
The upper end cover 3 is connected to the upper end face of the filter element body 1 and is provided with an upper through hole for fluid circulation, and the lower end cover 4 is connected to the lower end face of the filter element body 1 and is provided with a lower through hole for fluid circulation. Preferably, the upper end cover 3 and the lower end cover 4 are respectively fixed on the end surfaces by means of buckling.
To sum up, the utility model discloses a filter core unit of filter core comprises a plurality of top-down micro-filtration structures of arranging, and it makes filter core unit have great specific surface area, and then has increased with fluidic area of contact, has better filter effect. And simultaneously, the utility model discloses a filter core adopts components of a whole that can function independently structure, and the filter core unit can conveniently be changed according to in service behavior.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (12)
1. A filter cartridge, comprising: the filter element comprises a filter element body, a support plate, an upper end cover and a lower end cover;
the filter core body includes that the components of a whole that can function independently set up: the filter device comprises a first filter element unit and a second filter element unit, wherein the first filter element unit is connected to one surface of a support plate, and the second filter element unit is connected to the other surface of the support plate;
any of the cartridge units includes: a plurality of micro-filtration structures are arranged from top to bottom, and a filtration gap is formed between the upper micro-filtration structure and the lower micro-filtration structure which are adjacent;
any of the microfiltration structures comprises: the filter comprises an upper filter layer and a lower filter layer, wherein the outer edge of the upper filter layer is connected with the outer edge of the lower filter layer, and a filter gap is formed between the upper filter layer and the lower filter layer;
the upper micro-filter structure is connected with the inner side edge of the upper filter layer of the lower micro-filter structure through the inner side edge of the lower filter layer;
the upper end cover is connected to the upper end face of the filter element body and is provided with an upper through hole, and the lower end cover is connected to the lower end face of the filter element body and is provided with a lower through hole.
2. The filter cartridge of claim 1, wherein the cartridge unit is generally semi-cylindrical.
3. The filter cartridge of claim 2, wherein the upper and lower filter layers are each a semi-toroidal layer structure.
4. The filter cartridge of claim 1, wherein the connection between the upper and lower microfiltration structures and between the upper and lower filtration layers is smooth transition.
5. The filter cartridge of claim 1, wherein the filter gap increases progressively away from the connection location.
6. The filter cartridge of claim 1, wherein the first and second cartridge units are each integrally formed.
7. The filter cartridge of claim 6, wherein the first and second cartridge units are sintered from a modified ultra-high molecular weight PE material.
8. The filter element as claimed in claim 1, wherein the support plate is provided with a plurality of limiting protrusions on both sides thereof, the limiting protrusions being matched with the micro-filter structure, and the limiting protrusions on any side are symmetrically distributed on both sides of the side.
9. The filter element of claim 1, wherein the support plate comprises two stacked plates, and a surface of each plate facing an adjacent filter element unit is provided with a plurality of limiting protrusions matched with the micro-filtration structure, and the limiting protrusions are symmetrically distributed on two sides of the surface.
10. The filter cartridge of claim 8 or 9, wherein any one of the limiting protrusions is a U-shaped structure disposed laterally along the width direction of the support plate.
11. The filter element of claim 1, wherein the support plate is further provided with water through holes.
12. The filter element of claim 1, wherein the upper end cap and the lower end cap are respectively fixed on the end surfaces by a buckling mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920962440.3U CN210356281U (en) | 2019-06-25 | 2019-06-25 | Filter element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920962440.3U CN210356281U (en) | 2019-06-25 | 2019-06-25 | Filter element |
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| Publication Number | Publication Date |
|---|---|
| CN210356281U true CN210356281U (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920962440.3U Active CN210356281U (en) | 2019-06-25 | 2019-06-25 | Filter element |
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| CN (1) | CN210356281U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110152384A (en) * | 2019-06-25 | 2019-08-23 | 苏州凯虹高分子科技有限公司 | A kind of filter core |
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2019
- 2019-06-25 CN CN201920962440.3U patent/CN210356281U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110152384A (en) * | 2019-06-25 | 2019-08-23 | 苏州凯虹高分子科技有限公司 | A kind of filter core |
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