CN211051023U - Finite element mesh filter - Google Patents
Finite element mesh filter Download PDFInfo
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- CN211051023U CN211051023U CN201921687932.2U CN201921687932U CN211051023U CN 211051023 U CN211051023 U CN 211051023U CN 201921687932 U CN201921687932 U CN 201921687932U CN 211051023 U CN211051023 U CN 211051023U
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Abstract
The utility model relates to a finite element net filter mainly comprises metal type finite element filter screen, mounting flange and fixed orifices. The metal type finite element filter screen is composed of a porous structure similar to a finite element grid, the flange is connected with the finite element filter screen similar to a circular ring, and the fixing hole is positioned on the flange and used for fixing the filter. Because the pore structure of the metal type finite element conical filter is similar to a finite element grid, each unit of the structure is similar to a funnel, each finite element grid unit similar to the funnel is composed of 8 filtering surfaces, and the 8 surfaces can be used for filtering, therefore, the filter is more than 7 times of the filtering efficiency and the filtering quality of the traditional filter, and the technical problems of low filtering efficiency and poor filtering quality of the traditional filter are solved. The utility model provides a metal type finite element conical filter long service life, itself do not produce impurity, and the filter effect is good.
Description
Technical Field
The utility model relates to a filter technical field, specific finite element net filter that says so.
Background
The conical filter is also called as temporary filter, belonging to the simplest filter form of pipeline coarse filter series, and can be mounted on the pipeline to remove the large solid impurity from fluid, so that the machine equipment (including compressor, pump, etc.) and instrument can be normally worked and operated, and can obtain the functions of stabilizing technological process and ensuring safety production. The traditional conical filter is usually a single-layer metal or plastic net, the filtering efficiency is low, and the meshes of the filter net are easy to block.
SUMMERY OF THE UTILITY MODEL
Not enough to above-mentioned prior art, the utility model provides a finite element net filter.
The utility model provides a pair of finite element net filter is realized through following technical scheme:
a finite element mesh filter comprises a finite element filter screen, a mounting flange and fixing holes, wherein the finite element filter screen is composed of a porous structure similar to a finite element mesh, the mounting flange is fixed at an opening of the finite element filter screen, a plurality of fixing holes are formed in the mounting flange, the finite element filter screen gradually becomes dense from a part, which is in contact with the mounting flange, to the bottom end of the finite element filter screen, and therefore gradient filtration is achieved; the meshes of the finite element filter screen gradually become dense from inside to outside, so that gradient filtration from inside to outside is realized; the finite element filter screen is composed of a plurality of finite element filter screen units, the finite element filter screen units are composed of 8 filter surfaces, and the 8 surfaces can be filtered.
Finite element filter screen and mounting flange print integrated into one piece structure for 3D.
The finite element filter screen can be designed into a square shape or a conical shape according to requirements.
The utility model has the advantages that:
1. the mesh size of the finite element filter screen can be quickly adjusted according to actual needs. The finite element filter screen adopts a gradient hole design from top to bottom, and impurities can be gradually filtered from large to small. The apertures of the finite element conical filter screen are gradually reduced from inside to outside, and impurities can be gradually filtered from large to small
2. The filter units of the finite element filter are similar to a finite element grid due to the specific structural form, each filter unit consists of 8 filter surfaces, and the pore gradient design of the finite element filter screen filters layer by layer, so that the purification efficiency and the purification degree of the filter units are 7 times of those of the traditional filter.
3. Finite element filter screen and mounting flange print one shot forming for 3D, have solved the leakproofness problem of filter core, and filtration efficiency is high, and the energy consumption is low, does not produce impurity in the filtering process.
4. Contaminated fuel contacts the finite element filter screen and is close to the flange part at first, and great pollutant is filtered at first, thereby less pollutant along gradient finite element filter screen landing to the low end accomplishes and filters, thereby finite element filter screen pore gradient design layer by layer filters, and the filter effect is better.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic three-dimensional view of the present invention;
FIG. 3 is a bottom view of the finite element conical filter of the present invention;
fig. 4 is a schematic diagram of the structure of a single finite element filter unit of the present invention.
Detailed Description
The technical solution of the present invention will be described clearly and completely by the following embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
A finite element mesh filter as shown in fig. 1-3, comprising a finite element filter screen 1, a mounting flange 2 and fixing holes 3, wherein the finite element filter screen 1 is composed of a porous structure similar to a finite element mesh, the mounting flange 2 is fixed at an opening of the finite element filter screen, the mounting flange 2 is provided with a plurality of fixing holes 3, the finite element filter screen 1 gradually becomes dense from a contact part with the mounting flange 2 to the bottom end of the finite element filter screen, thereby realizing gradient filtration; the meshes of the finite element filter screen become dense gradually from inside to outside, so that gradient filtration from inside to outside is realized. Finite element filter screen 1 and mounting flange 2 print integrated into one piece structure for 3D. The minimum aperture of the finite element filter screen 1 can reach 40 um.
As shown in fig. 4, the finite element filter 1 is composed of a plurality of finite element filter units, the finite element filter units are composed of 8 filter surfaces 11, and 8 surfaces can be used for filtering.
Example 2
The finite element filter is conical and is composed of meshes which are similar to those after finite element division, each unit of the structure is similar to a funnel, each finite element mesh unit which is similar to the funnel is composed of 8 filtering surfaces, the 8 surfaces can be used for filtering, the mounting flange is positioned at the lower end of the conical finite element filter screen and is used for fixing the filter, and fixing holes with different numbers are formed in the mounting flange according to requirements.
Example 3
A method for preparing a metallic finite element filter, comprising the steps of:
a) establishing a solid conical filter shape by applying Grasshopper plug-in parameterization in Rhinoceros software according to actual filtering requirements;
b) importing the shape of the conical filter subjected to parametric modeling into finite element analysis software Autodesk simulation Mechanical for grid division, and adjusting the grid density according to different filtering requirements, thereby realizing filtering or gradient filtering with different efficiencies;
c) exporting the position information of the finite element grid nodes of the adjusted conical filter from an Autodesk relational mechanical software platform in an Excel table text form, and extracting the position information of the grid nodes of the model;
d) reading Excel table text by using Grasshopper plug-in of Rhinoceros, writing a battery diagram program to generate a line by points according to the characteristics of the finite element conical filter model, and finally realizing three-dimensional modeling of the finite element conical filter by generating a body by the line;
e) and carrying out data processing, such as supporting, slicing and layering, path planning and the like on the finite element conical filter which is subjected to parametric design.
f) The forming device comprises necessary forming equipment and a metal 3D printing forming machine;
g) shaped material, metal powder;
h) preparing a metal finite element filter screen 1 and a mounting flange 2 by adopting 3D printing and forming equipment;
i) and carrying out surface treatment such as sand blasting, polishing and the like on the 3D printed metal finite element conical filter element.
It should be noted that: in the specific preparation process of the product, the size of the pores of the finite element conical filter screen, the shape of the strut and the grid gradient from the contact part of the metal finite element filter screen 1 and the mounting flange 2 to the lower end of the finite element filter screen are designed according to the different requirements of filter elements required by different engine models.
The above-described embodiments are merely illustrative of embodiments of the present invention, which are described in detail and detail, but are not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (3)
1. A finite element mesh filter, comprising: the installation flange is fixed at an opening of the finite element filter screen, a plurality of fixing holes are formed in the installation flange, the finite element filter screen gradually becomes dense from a contact part with the installation flange to the bottom end of the finite element filter screen, and therefore gradient filtration is achieved; the meshes of the finite element filter screen gradually become dense from inside to outside, so that gradient filtration from inside to outside is realized; the finite element filter screen is composed of a plurality of finite element filter screen units, the finite element filter screen units are composed of 8 filter surfaces, and the 8 surfaces can be filtered.
2. The finite element mesh filter of claim 1, wherein the finite element filter screen and the mounting flange are 3D printed integrally formed structures.
3. The finite element mesh filter of claim 1, wherein the finite element filter mesh is designed to be square or conical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921687932.2U CN211051023U (en) | 2019-10-10 | 2019-10-10 | Finite element mesh filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921687932.2U CN211051023U (en) | 2019-10-10 | 2019-10-10 | Finite element mesh filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211051023U true CN211051023U (en) | 2020-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921687932.2U Expired - Fee Related CN211051023U (en) | 2019-10-10 | 2019-10-10 | Finite element mesh filter |
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| CN (1) | CN211051023U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110052068A (en) * | 2019-04-24 | 2019-07-26 | 周口师范学院 | Honeycomb conical filter and preparation method thereof |
-
2019
- 2019-10-10 CN CN201921687932.2U patent/CN211051023U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110052068A (en) * | 2019-04-24 | 2019-07-26 | 周口师范学院 | Honeycomb conical filter and preparation method thereof |
| CN110052068B (en) * | 2019-04-24 | 2024-04-19 | 周口师范学院 | Honeycomb cone filter and method for making same |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200721 Termination date: 20211010 |
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| CF01 | Termination of patent right due to non-payment of annual fee |