CN219815675U - Pressurized air filtering device for oil-containing steam and particles - Google Patents
Pressurized air filtering device for oil-containing steam and particles Download PDFInfo
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- CN219815675U CN219815675U CN202320344456.4U CN202320344456U CN219815675U CN 219815675 U CN219815675 U CN 219815675U CN 202320344456 U CN202320344456 U CN 202320344456U CN 219815675 U CN219815675 U CN 219815675U
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- filter
- oil
- air
- primary
- air outlet
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- 239000002245 particle Substances 0.000 title claims abstract description 42
- 238000001914 filtration Methods 0.000 title claims abstract description 35
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 18
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 18
- 239000012528 membrane Substances 0.000 claims description 12
- 239000008187 granular material Substances 0.000 claims description 8
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 7
- 230000002209 hydrophobic effect Effects 0.000 claims description 6
- -1 polytetrafluoroethylene Polymers 0.000 claims description 6
- 210000002268 wool Anatomy 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 9
- 239000012535 impurity Substances 0.000 abstract description 5
- 238000005259 measurement Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The embodiment of the utility model discloses a pressurized air filtering device for oil-containing steam and particles, which comprises a shell, wherein the shell is provided with an air inlet end and an air outlet end, a primary filtering cavity, a secondary filtering cavity and a particle filtering cavity are sequentially arranged in the shell along the direction from the air inlet end to the air outlet end, a primary oil filter is arranged in the primary filtering cavity, a secondary oil filter is arranged in the secondary filtering cavity, and a particle filter is arranged in the particle filtering cavity. The primary oil filter can absorb most of water molecules and a small amount of oil molecules in the air, the secondary oil filter can completely absorb the water molecules and the oil molecules which cannot be absorbed by the primary oil filter, and the particle filter can filter out particles, so that the air output from the air outlet end is clean air from which impurities are completely removed, the clean air can be used as zero calibration gas of a sensor, the filtration of oil vapor and the filtration of particles in one device are realized, and the filtration efficiency and convenience are improved.
Description
Technical Field
The utility model relates to the technical field of air filtration, in particular to a pressurized air filtration device for oil-containing steam and particles.
Background
The ambient atmosphere is compressed by a compressor, cooled or adsorbed to remove water, and then transported through different pipelines until the ambient atmosphere is connected to the gas end, and in the process, the ambient atmosphere usually contains oil molecules, microparticles, water vapor and other "impurities" with indefinite amounts. The measuring instrument integrates different sensors for quantitatively measuring the content of different "impurities" in the compressed air, such as: dew point sensors, residual oil sensors, particle counters, etc. Whereas long-term operation of the sensor, ageing of the component parts can lead to zero drift of the measurement, and periodic calibration of the zero point of the sensor is required to eliminate the influence of the zero drift.
The current filtration of oil vapor and particulate matter is an independent process, cannot be completed in one device, and cannot be used in a compressed air environment.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a pressurized air filtering device for oil-containing steam and particles.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a pressurized air filter equipment for oiliness steam and granule, includes the casing, the casing is equipped with air inlet end and air outlet end, follow in the casing air inlet end extremely air outlet end direction has arranged primary filter chamber, secondary filter chamber and granule filter chamber in proper order, be equipped with primary oil filter in the primary filter chamber, be equipped with secondary oil filter in the secondary filter chamber, be equipped with the granule filter in the granule filter chamber.
The further technical scheme is as follows: the shell is internally provided with a first filter screen piece, a second filter screen piece and a third filter screen piece along the direction from the air inlet end to the air outlet end, wherein the first filter screen piece is positioned between the air inlet end and the primary filter cavity, the second filter screen piece is positioned between the primary filter cavity and the secondary filter cavity, and the third filter screen piece is positioned between the secondary filter cavity and the particle filter cavity.
The further technical scheme is as follows: the primary oil filter and the secondary oil filter are each comprised of a plurality of zeolite particles.
The further technical scheme is as follows: the particle size of the zeolite particles is 2.0-2.5mm.
The further technical scheme is as follows: the particulate filter is made from a PTFE membrane.
The further technical scheme is as follows: the PTFE membrane is a hydrophobic polytetrafluoroethylene PTFE membrane.
The further technical scheme is as follows: the filtration accuracy of the hydrophobic polytetrafluoroethylene PTFE membrane is 0.22um.
The further technical scheme is as follows: the particle filter comprises a cake-shaped part, a first cylindrical connecting part and a second cylindrical connecting part, wherein the first cylindrical connecting part and the second cylindrical connecting part are respectively positioned on two sides of the cake-shaped part, a fixing piece is arranged in the particle filter cavity and close to the secondary filter cavity, the outer end of the first cylindrical connecting part is fixedly connected with the fixing piece, and the outer end of the second cylindrical connecting part is fixedly connected with the air outlet end.
The further technical scheme is as follows: the first filter screen piece, the second filter screen piece and the third filter screen piece are made of wool materials.
The further technical scheme is as follows: the air inlet end is provided with an air inlet, the air inlet is provided with an air inlet connecting piece, the air outlet end is provided with an air outlet, and the air outlet is provided with an air outlet connecting piece.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the primary filter cavity, the secondary filter cavity and the particle filter cavity are sequentially arranged in the shell along the direction from the air inlet end to the air outlet end, the primary oil filter is arranged in the primary filter cavity, the secondary oil filter is arranged in the secondary filter cavity, the particle filter is arranged in the particle filter cavity, the primary oil filter can absorb most of water molecules and a small amount of oil molecules in air, the secondary oil filter can fully absorb the water molecules and the oil molecules which cannot be absorbed by the primary oil filter, but can carry some particles, the particles enter the particle filter cavity along with the air and can be filtered by the particle filter, so that the air output from the air outlet end is clean air with impurities completely removed, the clean air can be used as zero calibration gas of the sensor, a basis is provided for effectively counteracting zero drift of the sensor and improving the accuracy of actual measurement of the measuring instrument, and meanwhile, the filtration of oil vapor and the filtration of the particles in one device are realized, and the filtration efficiency and convenience are improved.
The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the present utility model so that the same may be more clearly understood, as well as to provide a better understanding of the present utility model with reference to the following detailed description of the preferred embodiments.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a pressurized air filtration device for oil-containing vapors and particulates according to an embodiment of the present utility model;
fig. 2 is a cross-sectional view of a pressurized air filtration device for oil-containing vapors and particulates, in accordance with an embodiment of the present utility model.
Reference numerals
1. A housing; 11. a primary filter chamber; 111. a primary oil filter; 12. a secondary filter chamber; 121. a secondary oil filter; 13. a particle filtration chamber; 131. a particulate filter; 1311. a pie-shaped portion; 1312. a first cylindrical connecting portion; 1313. a second cylindrical connecting portion; 132. a fixing member; 14. a first screen member; 15. a second screen member; 16. a third screen member; 2. an air inlet connector; 3. and an air outlet connecting piece.
Detailed Description
The technical solutions of the present utility model will be clearly and completely described below in conjunction with specific embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be understood that the terms "comprises" and "comprising," when used in this specification and claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
It is also to be understood that the terminology used in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be further understood that the term "and/or" as used in the present specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.
The embodiment of the utility model provides a pressurized air filtering device for oil-containing steam and particles, which comprises a shell 1, wherein the shell 1 is provided with an air inlet end and an air outlet end, a primary filter cavity 11, a secondary filter cavity 12 and a particle filter cavity 13 are sequentially arranged in the shell 1 along the direction from the air inlet end to the air outlet end, a primary oil filter 111 is arranged in the primary filter cavity 11, a secondary oil filter 121 is arranged in the secondary filter cavity 12, and a particle filter 131 is arranged in the particle filter cavity 13.
Through the primary oil filter 111, the secondary oil filter 121 and the particle filter 131 which are arranged, wherein the primary oil filter 111 can absorb most of water molecules and a small amount of oil molecules in the air, the secondary oil filter 121 can fully absorb the water molecules and the oil molecules which are not absorbed by the primary oil filter 111, but can carry some particles at the same time, and the particles can be filtered by the particle filter 131 along with the air entering the particle filter cavity 13, so that the air output from the air outlet end is clean air completely removed of impurities, the clean air can be used as zero calibration gas of the sensor, a basis is provided for effectively counteracting zero drift of the sensor and improving the accuracy of actual measurement of the measuring instrument, and meanwhile, the filtering of oil vapor and the filtering of the particles in one device are realized, and the filtering efficiency and convenience are improved.
In an embodiment, the air inlet end is provided with an air inlet, the air inlet is provided with an air inlet connector 2, the air outlet end is provided with an air outlet, and the air outlet is provided with an air outlet connector 3.
Except the air inlet and the air outlet, other parts of the shell 1 are in a closed state, so that the problem of leakage during compressed air filtration is prevented, and the influence on the cleanliness of filtration is avoided.
The air inlet connector 2 is provided for the purpose of being conveniently connected with an input device for compressed air, and the air outlet connector 3 is provided for the purpose of being conveniently connected with a sensor for detection. In addition, the air inlet connector 2 and the air outlet connector 3 may be detachably connected or screw-fixed connected, and the connection mode is not particularly limited in the present utility model.
In one embodiment, both the primary oil filter 111 and the secondary oil filter 121 are composed of a number of zeolite particles.
Preferably, the particle size of the zeolite particles is 2.0-2.5mm, and the zeolite particles are 13X molecular sieves, so that water molecules and organic oil molecules can be effectively adsorbed.
Preferably, the particle filter 131 is made of a PTFE membrane, more preferably, the PTFE membrane is a hydrophobic polytetrafluoroethylene PTFE membrane, and the hydrophobic polytetrafluoroethylene PTFE membrane has a filtration accuracy of 0.22um and can effectively filter out fine particles of 0.22um or more.
In one embodiment, as shown in fig. 2, the particle filter 131 includes a cake-shaped portion 1311, a first cylindrical connecting portion 1312 and a second cylindrical connecting portion 1313, the first cylindrical connecting portion 1312 and the second cylindrical connecting portion 1313 are respectively located at two sides of the cake-shaped portion 1311, a fixing member 132 is disposed in the particle filter chamber 13 near the secondary filter chamber 12, an outer end of the first cylindrical connecting portion 1312 is fixedly connected with the fixing member 132, and an outer end of the second cylindrical connecting portion 1313 is fixedly connected with the air outlet end.
In this embodiment, the fixing member 132 has a shape of a circular cake, and has a connection hole in the center for connection with the first cylindrical connection portion 1312, and an air outlet end has a connection hole in the center for connection with the second cylindrical connection portion 1313.
Preferably, the shell 1 is made of aluminum alloy materials, can bear the pressure of the connected compressed air, and realizes that the whole device can be used in a compressed air environment.
In an embodiment, as shown in fig. 1 and 2, a first filter element 14, a second filter element 15 and a third filter element 16 are further disposed in the housing 1 along the direction from the air inlet end to the air outlet end, the first filter element 14 is located between the air inlet end and the primary filter chamber 11, the second filter element 15 is located between the primary filter chamber 11 and the secondary filter chamber 12, and the third filter element 16 is located between the secondary filter chamber 12 and the particle filter chamber 13.
In the present embodiment, the first filter member 14, the second filter member 15 and the third filter member 16 are each of a double-layer structure, wherein the first filter member 14 is for isolating the air inlet end from the primary filter chamber 11, the second filter member 15 is for isolating the primary filter chamber 11 from the secondary filter chamber 12, and the third filter member 16 is for isolating the secondary filter chamber 12 from the particle filter chamber 13.
Preferably, the first filter element 14, the second filter element 15 and the third filter element 16 are made of wool material, so that compressed air can be transmitted while good isolation effect is achieved.
While the utility model has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made and equivalents will be apparent to those skilled in the art without departing from the scope of the utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a pressurized air filter equipment for oiliness steam and granule, its characterized in that, includes the casing, the casing is equipped with air inlet end and air outlet end, follow in the casing air inlet end extremely air outlet end direction has arranged primary filter chamber, secondary filter chamber and granule filter chamber in proper order, be equipped with primary oil filter in the primary filter chamber, be equipped with secondary oil filter in the secondary filter chamber, be equipped with the granule filter in the granule filter chamber.
2. The pressurized air filter for oil-containing vapor and particulates according to claim 1, wherein a first filter element, a second filter element and a third filter element are further provided in the housing along the direction from the air inlet end to the air outlet end, the first filter element being positioned between the air inlet end and the primary filter chamber, the second filter element being positioned between the primary filter chamber and the secondary filter chamber, and the third filter element being positioned between the secondary filter chamber and the particulate filter chamber.
3. A pressurized air filtration device for oil-containing vapors and particulates according to claim 1, wherein said primary oil filter and said secondary oil filter are each comprised of a plurality of zeolite particles.
4. A pressurized air filtration device for oil-containing vapors and particulates according to claim 3, wherein the zeolite particles have a particle size of 2.0-2.5mm.
5. A pressurized air filtration device for oil-containing vapors and particulates according to claim 1, wherein said particulate filter is made of PTFE membrane.
6. The pressurized air filtration device for oil-containing vapor and particulates of claim 5 wherein said PTFE membrane is a hydrophobic polytetrafluoroethylene PTFE membrane.
7. The pressurized air filter for oil-containing vapor and particulates according to claim 6, wherein the hydrophobic polytetrafluoroethylene PTFE membrane has a filtration accuracy of 0.22um.
8. The pressurized air filter for oil-containing vapor and particulates according to claim 1, wherein the particulate filter comprises a cake-shaped portion, a first cylindrical connecting portion and a second cylindrical connecting portion, the first cylindrical connecting portion and the second cylindrical connecting portion are respectively located at two sides of the cake-shaped portion, a fixing member is provided in the particulate filter chamber near the secondary filter chamber, an outer end of the first cylindrical connecting portion is fixedly connected with the fixing member, and an outer end of the second cylindrical connecting portion is fixedly connected with the air outlet end.
9. A pressurized air filter for oil-containing vapor and particulates according to claim 2, wherein said first, second and third screen members are made of wool.
10. The pressurized air filter for oil-containing vapor and particulates according to claim 1, wherein the air inlet end is provided with an air inlet port, the air inlet port is provided with an air inlet connector, the air outlet end is provided with an air outlet port, and the air outlet port is provided with an air outlet connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320344456.4U CN219815675U (en) | 2023-02-27 | 2023-02-27 | Pressurized air filtering device for oil-containing steam and particles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320344456.4U CN219815675U (en) | 2023-02-27 | 2023-02-27 | Pressurized air filtering device for oil-containing steam and particles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219815675U true CN219815675U (en) | 2023-10-13 |
Family
ID=88245996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320344456.4U Active CN219815675U (en) | 2023-02-27 | 2023-02-27 | Pressurized air filtering device for oil-containing steam and particles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219815675U (en) |
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2023
- 2023-02-27 CN CN202320344456.4U patent/CN219815675U/en active Active
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