CN221155796U - Filter screen structure - Google Patents
Filter screen structure Download PDFInfo
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- CN221155796U CN221155796U CN202323101450.3U CN202323101450U CN221155796U CN 221155796 U CN221155796 U CN 221155796U CN 202323101450 U CN202323101450 U CN 202323101450U CN 221155796 U CN221155796 U CN 221155796U
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- Prior art keywords
- filter screen
- middle frame
- annular groove
- annular
- filter
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- 239000000463 material Substances 0.000 claims description 7
- 239000011324 bead Substances 0.000 claims description 6
- 238000002788 crimping Methods 0.000 claims description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 238000001914 filtration Methods 0.000 description 11
- 239000000428 dust Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000001788 irregular Effects 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 239000011941 photocatalyst Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a filter screen structure, which comprises a filter screen middle frame, wherein an upper opening annular groove is formed in the inner side of the top surface of the filter screen middle frame, a lower opening annular groove is formed in the outer side of the bottom surface of the filter screen middle frame, a first annular pressing strip is connected in the upper opening annular groove in a jogged manner, a second annular pressing strip is connected in the lower opening annular groove in a jogged manner, the top surface of the filter screen middle frame is in press-connection with an upper filter screen through the upper opening annular groove and the first annular pressing strip, the bottom surface of the filter screen middle frame is in press-connection with a lower filter screen through the lower opening annular groove and the second annular pressing strip.
Description
Technical Field
The utility model relates to the field of filter screens, in particular to a filter screen structure.
Background
The filter screen is a device for filtering cotton wool, catkin, dust and the like in air and filtering vegetation, sundries and sediment in water, the structure of the filter screen directly influences the filtering effect of the filter screen, the current filter screen is divided into a single layer and a plurality of layers, and the plurality of layers of filter screens are used for filtering water or air in a complex environment. The patent CN208652770U proposes a multifunctional combined filter screen structure, which comprises a supporting frame and filter screen pieces, wherein the supporting frame is of a rectangular frame structure and is installed in a purifying pipeline, the filter screen pieces comprise two photocatalyst filter screen pieces, the two photocatalyst filter screen pieces are respectively fixed on two sides of the supporting frame, the parts connected with the supporting frame are sealed through sealant, and an antibacterial non-woven fabric, an active carbon layer and a HEPA filter screen piece are sequentially clamped between the two photocatalyst filter screen pieces; according to analysis, the multifunctional combined filter screen structure has the following defects: firstly, the supporting frame of the multifunctional combined filter screen structure is a fixed structure, and can not be connected end to end so as to increase the filtering area; second, such a multi-functional combined filter screen structure cannot surround irregular filter objects, such as cofferdams, wellhead objects, etc. that need stereoscopic filtering.
Disclosure of utility model
In order to solve the problems in the background art, the utility model provides the following technical scheme:
The utility model discloses a filter screen structure, which comprises a filter screen middle frame, wherein an upper opening annular groove is formed in the inner side of the top surface of the filter screen middle frame, a lower opening annular groove is formed in the outer side of the bottom surface of the filter screen middle frame, a first annular pressing strip is connected in the upper opening annular groove in a jogged manner, a second annular pressing strip is connected in the lower opening annular groove in a jogged manner, an upper filter screen is pressed on the top surface of the filter screen middle frame through the upper opening annular groove and the first annular pressing strip, and a lower filter screen is pressed on the bottom surface of the filter screen middle frame through the lower opening annular groove and the second annular pressing strip.
Further, one side fixedly connected with cylinder evagination muscle of filter screen center, the opposite side fixedly connected with circular arc inner groovy of filter screen center, adjacent circular arc inner groovy adaptation gomphosis cylinder evagination muscle.
Further, knurling lines are arranged on the side sides of the first annular pressing strip and the second annular pressing strip.
Further, the specification of the upper filter screen is five to ten meshes, and the specification of the lower filter screen is twenty to one hundred meshes.
Further, the middle frame of the filter screen is of a rectangular structure or a regular hexagon structure.
Further, the first annular pressing strip and the second annular pressing strip are made of rubber materials, and the filter screen middle frame is made of aluminum alloy materials or plastic materials.
Compared with the prior art, the utility model has the following beneficial effects:
According to the filter screen structure, one side of the filter screen middle frame is fixedly connected with the cylindrical outer convex rib, the other side of the filter screen middle frame is fixedly connected with the circular arc inner groove, and two adjacent filter screen middle frames can be connected through the circular arc inner groove and the cylindrical outer convex rib which are matched and embedded, so that the filter screens are spliced, and the spliced part is seamless;
According to the filter screen structure, the circular arc inner groove is matched with the cylindrical outer convex ribs and then can rotate in an angle, so that four filter screen middle frames can be connected end to form a three-dimensional rectangular filter screen frame, six filter screen middle frames can be connected end to form a three-dimensional hexagonal filter screen frame, and filtering objects with irregular shapes can be surrounded for filtering;
This kind of filter screen structure will go up the filter screen and tighten in the top surface of filter screen center through two annular layering to and tighten in the bottom surface of filter screen center with lower filter screen, keep parallel and level and keep apart between last filter screen and the lower filter screen this moment, thereby adsorb debris and dust of different specifications, and go up filter screen and lower filter screen laminating in the upper and lower face of filter screen center, have small, the firm advantage of structure.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic view of a middle frame of a filter screen according to the present utility model;
Fig. 2 is a schematic side sectional view of a filter screen structure according to the present utility model.
In the figure: 1. a filter screen middle frame; 2. an upper open annular groove; 3. a lower open annular groove; 4. a first annular bead; 5. a second annular bead; 6. a filter screen is arranged; 7. a lower filter screen; 8. cylindrical outer convex ribs; 9. and an arc inner groove.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-2, a filter screen structure comprises a filter screen middle frame 1, wherein an upper opening annular groove 2 is formed in the inner side of the top surface of the filter screen middle frame 1, a lower opening annular groove 3 is formed in the outer side of the bottom surface of the filter screen middle frame 1, a first annular pressing strip 4 is connected in the upper opening annular groove 2 in a jogged manner, a second annular pressing strip 5 is connected in the lower opening annular groove 3 in a jogged manner, an upper filter screen 6 is crimped on the top surface of the filter screen middle frame 1 through the upper opening annular groove 2 and the first annular pressing strip 4, and a lower filter screen 7 is crimped on the bottom surface of the filter screen middle frame 1 through the lower opening annular groove 3 and the second annular pressing strip 5.
Wherein, the specifications of the upper filter screen 6 and the lower filter screen 7 are different and are used for filtering dust or sundries with different specifications; during installation, firstly, the filter screen middle frame 1 is placed on a horizontal workbench surface, then the upper filter screen 6 is tiled on the top surface of the filter screen middle frame 1, the side of the upper filter screen 6 is pressed into the upper opening annular groove 2 by using a tool through the first annular pressing strip 4 until the upper filter screen 6 is stretched on the top surface of the filter screen middle frame 1, then the filter screen middle frame 1 is overturned, the bottom surface of the filter screen middle frame 1 is upwards, at the moment, the lower filter screen 7 can be tiled on the bottom surface of the filter screen middle frame 1, then the side of the lower filter screen 7 is pressed into the lower opening annular groove 3 by using the tool through the second annular pressing strip 5 until the lower filter screen 7 is stretched on the bottom surface of the filter screen middle frame 1, at the moment, the upper filter screen 6 and the lower filter screen 7 are kept flush and isolated, so that sundries and dust with different specifications are adsorbed, and the upper filter screen 6 and the lower filter screen 7 are attached on the upper surface and lower surface of the filter screen middle frame 1.
Further, one side of the filter screen middle frame 1 is fixedly connected with a cylindrical outer convex rib 8, the other side of the filter screen middle frame 1 is fixedly connected with an arc inner groove 9, and adjacent arc inner grooves 9 are matched with the cylindrical outer convex rib 8.
Therefore, the two adjacent filter screen middle frames 1 can be connected through the circular arc inner grooves 9 and the cylindrical outer convex ribs 8 which are matched and embedded, so that the filter screens can be spliced, and at the moment, no gap exists at the splicing parts of the two adjacent filter screens. In addition, because the circular arc inner groove 9 is adapted to the embedded cylindrical outer convex ribs 8 and then can rotate in an angle, the four filter screen middle frames 1 can be connected end to form a three-dimensional rectangular filter screen frame, and the six filter screen middle frames 1 can be connected end to form a three-dimensional hexagonal filter screen frame, so that irregular filter objects such as cofferdams and wellheads are encircled and three-dimensionally filtered.
Further, the side of the first annular pressing strip 4 and the side of the second annular pressing strip 5 are provided with knurling lines.
Wherein, the knurling line can increase friction, makes the first annular layering 4 with the firm crimping of last filter screen 6 in last opening annular groove 2 to and make the firm crimping of second annular layering 5 with lower filter screen 7 in lower opening annular groove 3.
Further, the upper filter screen 6 has a size of five to ten meshes for primarily filtering larger particles in air or water, and the lower filter screen 7 has a size of twenty to one hundred meshes for further filtering smaller particles in air or water.
Further, the middle frame 1 of the filter screen is in a rectangular structure or a regular hexagon structure.
Therefore, the filter screen middle frame 1 with the rectangular structure can be connected end to form a filter screen structure with a larger area; the filter screen middle frame 1 with the regular hexagon structure can also be connected through the filter screen middle frame 1 with the regular hexagon structure at the side to form a filter screen structure with a larger area.
Further, the first annular pressing strip 4 and the second annular pressing strip 5 are made of rubber materials, and the rubber materials have good elasticity, and can be firmly embedded into the upper filter screen 6 in the upper opening annular groove 2 and firmly embedded into the lower filter screen 7 in the lower opening annular groove 3; the filter screen middle frame 1 is made of an aluminum alloy material or a plastic material, has the characteristics of firm structure and corrosion resistance, and can be used in a sewage pool or a corrosive area for a long time.
It should be noted that, in the filter screen structure, when the filter screen is installed, the filter screen middle frame 1 is firstly placed on a horizontal workbench surface, then the upper filter screen 6 is tiled on the top surface of the filter screen middle frame 1, the side of the upper filter screen 6 is pressed into the upper opening annular groove 2 by using a tool until the upper filter screen 6 is tightly tensioned on the top surface of the filter screen middle frame 1, then the filter screen middle frame 1 is turned over, the bottom surface of the filter screen middle frame is upwards, the lower filter screen 7 can be tiled on the bottom surface of the filter screen middle frame 1 at the moment, and then the side of the lower filter screen 7 is laterally pressed into the lower opening annular groove 3 by using a tool until the lower filter screen 7 is tightly tensioned on the bottom surface of the filter screen middle frame 1 by using a second annular depression bar 5; in addition, one side of the middle frame 1 of the filter screen is fixedly connected with a cylindrical outer convex rib 8, the other side of the middle frame 1 of the filter screen is fixedly connected with an arc inner groove 9, two adjacent middle frames 1 of the filter screen can be connected through the arc inner groove 9 and the cylindrical outer convex rib 8 which are matched and embedded, so that the filter screens are spliced, and the splicing parts of the two adjacent filter screens have no gap; the middle frame 1 of the filter screen with the rectangular structure can be connected end to form a filter screen structure with a larger area; the filter screen middle frame 1 with the regular hexagon structure can also be connected through the filter screen middle frame 1 with the regular hexagon structure at the side to form a filter screen structure with a larger area.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a filter screen structure, its characterized in that, includes filter screen center (1), upper shed annular groove (2) have been seted up to the interior avris of filter screen center (1) top surface, lower shed annular groove (3) have been seted up to the outside side of filter screen center (1) bottom surface, the gomphosis is connected with first annular layering (4) in upper shed annular groove (2), the gomphosis is connected with second annular layering (5) in lower shed annular groove (3), the top surface of filter screen center (1) has upper filter screen (6) through upper shed annular groove (2) and first annular layering (4) crimping, the bottom surface of filter screen center (1) has filter screen (7) down through lower shed annular groove (3) and second annular layering (5) crimping.
2. The filter screen structure according to claim 1, wherein one side of the filter screen middle frame (1) is fixedly connected with a cylindrical outer convex rib (8), the other side of the filter screen middle frame (1) is fixedly connected with an arc inner groove (9), and adjacent arc inner grooves (9) are matched with the embedded cylindrical outer convex rib (8).
3. A filter screen structure according to claim 1, characterized in that the sides of the first annular bead (4) and the second annular bead (5) are provided with knurled lines.
4. A filter structure according to claim 1, wherein the upper filter (6) has a size of five to ten mesh and the lower filter (7) has a size of twenty to one hundred mesh.
5. A filter screen structure according to claim 1, characterized in that the filter screen center (1) is of rectangular or regular hexagonal configuration.
6. A filter screen structure according to claim 1, characterized in that the first annular bead (4) and the second annular bead (5) are made of rubber material, and the filter screen middle frame (1) is made of aluminium alloy material or plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323101450.3U CN221155796U (en) | 2023-11-16 | 2023-11-16 | Filter screen structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323101450.3U CN221155796U (en) | 2023-11-16 | 2023-11-16 | Filter screen structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221155796U true CN221155796U (en) | 2024-06-18 |
Family
ID=91458821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323101450.3U Active CN221155796U (en) | 2023-11-16 | 2023-11-16 | Filter screen structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221155796U (en) |
-
2023
- 2023-11-16 CN CN202323101450.3U patent/CN221155796U/en active Active
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| GR01 | Patent grant |