CN220125778U - Oil mist separation filter element - Google Patents
Oil mist separation filter element Download PDFInfo
- Publication number
- CN220125778U CN220125778U CN202322610349.4U CN202322610349U CN220125778U CN 220125778 U CN220125778 U CN 220125778U CN 202322610349 U CN202322610349 U CN 202322610349U CN 220125778 U CN220125778 U CN 220125778U
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- China
- Prior art keywords
- end cover
- filter
- oil mist
- layer
- porous
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- 239000003595 mist Substances 0.000 title claims abstract description 46
- 238000000926 separation method Methods 0.000 title claims abstract description 13
- 239000010410 layer Substances 0.000 claims abstract description 48
- 239000011241 protective layer Substances 0.000 claims abstract description 14
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 10
- 239000000835 fiber Substances 0.000 claims abstract description 7
- 238000001914 filtration Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 239000003365 glass fiber Substances 0.000 claims description 4
- 239000000565 sealant Substances 0.000 claims description 4
- 238000005187 foaming Methods 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 239000002245 particle Substances 0.000 abstract description 8
- 239000003921 oil Substances 0.000 description 39
- 230000007547 defect Effects 0.000 description 5
- 239000007788 liquid Substances 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 3
- 238000004581 coalescence Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000012209 synthetic fiber Substances 0.000 description 2
- 229920002994 synthetic fiber Polymers 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses an oil mist separation filter element, which comprises a lower end cover, an upper end cover and an inner layer filter assembly, wherein the inner layer filter assembly is arranged between the lower end cover and the upper end cover, a reinforcing brace is arranged between the lower end cover and the upper end cover, the inner layer filter assembly comprises a porous inner framework, an inner filter layer and a porous middle framework, the inner filter layer is filled between the porous inner framework and the porous middle framework, the inner filter layer consists of fiber filaments, the stacking density is 110kg/m, an outer filter layer assembly is arranged on the outer side of the porous middle framework, the outer filter layer assembly comprises an outer filter layer and a protective layer, and the outer side of the protective layer is provided with a porous outer framework; the filter element oil mist purifying device has the advantages that the integral structure is high in strength, convenient to detach and install, high in oil mist purifying efficiency, high in oil mist content and long in service life, and oil mist particles accumulated on the outer surface of the outer filter layer are prevented from being entrained and carried out along with air flow when gas flows out of the filter element main body.
Description
Technical Field
The utility model relates to the technical field of oil mist purification of exhaust gas of a lubricating oil tank, in particular to an oil mist separation filter element.
Background
The lubricating oil tank is typically provided with an exhaust port to ensure a constant pressure condition within the tank. The lubricating oil temperature in the oil tank is generally higher, oil mist is volatilized and discharged through the exhaust port, the oil mist discharge can affect the surrounding environment, and in order to reduce environmental pollution, an oil mist separator is additionally arranged at the exhaust port to remove the oil mist in the exhaust gas and purify the exhaust gas.
Currently, oil mist separators are divided into three types: centrifugal, electrostatic dust collection and filtration; the oil mist separating filter element arranged in the filtering type oil mist separator is divided into two structural forms at present: the first is that as shown in figure 3, stainless steel wire gas-liquid separation net is filled in the filter element main body, and the oil mist in the exhaust gas is removed by utilizing the coalescence principle, which has the defect that the separation precision is low due to the defect of the gas-liquid net, and the oil mist content in the exhaust gas can not meet the environmental protection requirement of all places.
The second is as shown in figure 4, the filter element adopts various glass fiber filter materials to wind or fold, which has the disadvantages of large flow resistance, easy failure caused by saturation of oil mist immersed in the filter materials when the oil mist in the exhaust gas is high, and short service life.
Chinese patent application No. 200420011361.8 discloses an oil-gas separation cartridge; the utility model relates to a novel oil mist separating filter element, which is a prior application patent of the utility model, can separate oil gas, has the functions of high-efficiency water separation, oil removal and dust filtration, can only treat oil gas with low oil content, but cannot tolerate the defects of high oil mist content and short service life, and oil mist particles can be entrained out along with air flow, and has the defect in structural strength.
Disclosure of Invention
The utility model aims to overcome the existing defects, and provides the oil mist separation filter element which has high structural strength, is convenient to detach and install, has high oil mist purification efficiency, can tolerate high oil mist content and long service life, prevents oil mist particles accumulated on the outer surface of an outer filter layer from being carried out along with air flow when air flows out of a filter element main body, and can effectively solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an oil mist separation filter core, includes bottom end cover, upper end cover and inlayer filter unit, inlayer filter unit is provided with between bottom end cover and upper end cover and consolidates the brace, and inlayer filter unit includes porous inner skeleton, inner filter layer and porous middle skeleton, and the inner filter layer is packed between porous inner skeleton and porous middle skeleton, and the inner filter layer comprises the fiber silk, and the packing density 110kg/m, the outside of porous middle skeleton is provided with outer filter layer subassembly, and outer filter layer subassembly includes outer filter layer and protective layer, and the outside of protective layer is provided with porous outer skeleton.
Further, the reinforcing brace is arranged along the circumferential direction of the filter element, two ends of the reinforcing brace are respectively fixed with the lower end cover and the upper end cover, and rivets or screws are adopted in the fixing mode.
Furthermore, the protective layer is made of medium-efficiency filter felt or foaming sponge.
Furthermore, the outer filter layer is formed by combining and winding or folding superfine glass fiber filter materials with different precision.
Further, the outer side face of the upper end cover is provided with a handle, and the corresponding faces of the lower end cover and the upper end cover are respectively provided with sealant.
Further, a screwed joint or a flange is arranged on the outer side of the lower end cover.
Compared with the prior art, the utility model has the beneficial effects that:
the filter element oil mist purifying device has the advantages that the integral structure is high in strength, convenient to detach and install, high in oil mist purifying efficiency, high in oil mist content and long in service life, and oil mist particles accumulated on the outer surface of the outer filter layer are prevented from being entrained and carried out along with air flow when gas flows out of the filter element main body.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the flanged and reinforcing brace construction of the present utility model;
FIG. 3 is a schematic view of a first conventional cartridge;
fig. 4 is a schematic diagram of a second conventional filter element.
In the figure: the device comprises a threaded joint 1, a sealant 2, a lower end cover 3, a protective layer 4, an outer filter layer 5, a porous middle framework 6, an inner filter layer 7, an upper end cover 8, a handle 9, a porous inner framework 10, a porous outer framework 11, reinforcing braces 12 and a flange 13.
Detailed Description
In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides an oil mist separation filter core, including bottom end cover 3, upper end cover 8 and inlayer filter component, inlayer filter component is between bottom end cover 3 and upper end cover 8, be provided with between bottom end cover 3 and the upper end cover 8 and consolidate brace 12, inlayer filter component includes porous inner skeleton 10, inner filter layer 7 and porous middle skeleton 6, inner filter layer 7 is packed between porous inner skeleton 10 and porous middle skeleton 6, inner filter layer 7 comprises the fiber silk, the bulk density 110kg/m, the fiber silk is a special synthetic fiber silk, its advantage is oleophylic and hydrophobic, when gas flow through synthetic fiber silk, oil mist particle among them can diffuse fast at the surface of fiber silk, condense, subside, finally reach the purpose of separating from gas, the outside of porous middle skeleton 6 is provided with outer filter layer subassembly, outer filter layer subassembly includes outer filter layer 5 and protective layer 4, the outside of protective layer 4 is provided with porous outer skeleton 11, bottom end cover 3, upper end cover 8 and inner filter layer 7, outer filter layer 5, protective layer 4, porous inner filter layer 10 and porous outer skeleton 11 etc. filter layer main part adopts an adhesive to purify complete filter core.
The reinforcing brace 12 is arranged along the circumferential direction of the filter element, two ends of the reinforcing brace 12 are respectively fixed with the lower end cover 3 and the upper end cover 8, and the fixing mode adopts rivets or screws to prevent the lower end cover 3, the upper end cover 8 and the filter element main body from falling off and separating.
The protective layer 4 is made of a medium-efficiency filter felt or foaming sponge, and the protective layer 4 prevents oil mist particles accumulated on the outer surface of the outer filter layer 5 from being carried out along with air flow when the air flows out of the filter element main body.
The outer filter layer 5 is formed by combining and winding or folding ultrafine glass fiber filter materials with different precision, the outer filter layer 5 can further filter and separate the gas processed by the inner filter layer 7, and remove fine oil mist particles and solid particles remained in the gas, so that the oil mist purifying efficiency and the particulate filtering efficiency of the gas are improved.
The outer side of the upper end cover 8 is provided with a handle 9, so that the filter element is convenient to detach and install, and the corresponding surfaces of the lower end cover 3 and the upper end cover 8 are respectively provided with sealant 2.
The outer side of the lower end cover 3 is provided with a screwed joint 1 or a flange 13, and other connection forms can be adopted.
The inner filter layer 7 of the filter element adopts fiber yarns to replace the traditional stainless steel gas-liquid separation net innovatively, and the surface characteristics of the filter element are more suitable for coalescence removal of oil mist in gas.
The filter layers formed by the filling type inner filter layer 7 and the outer filter layer 5 are combined, and on the premise that a large amount of oil mist can be removed, the oil mist purifying efficiency of gas is ensured.
While the basic principles of the utility model have been shown and described, there are various changes and modifications to the utility model, which fall within the scope of the utility model as hereinafter claimed, without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides an oil mist separation filter core, includes lower extreme cover (3), upper end cover (8) and inlayer filtration subassembly, its characterized in that: the inner layer filter assembly is arranged between the lower end cover (3) and the upper end cover (8), a reinforcing brace (12) is arranged between the lower end cover (3) and the upper end cover (8), the inner layer filter assembly comprises a porous inner framework (10), an inner filter layer (7) and a porous middle framework (6), the inner filter layer (7) is filled between the porous inner framework (10) and the porous middle framework (6), the inner filter layer (7) is composed of fiber filaments, the stacking density is 110kg/m, an outer filter layer assembly is arranged on the outer side of the porous middle framework (6), the outer filter layer assembly comprises an outer filter layer (5) and a protective layer (4), and a porous outer framework (11) is arranged on the outer side of the protective layer (4).
2. An oil mist separating filter element as set forth in claim 1, wherein: the reinforcing brace (12) is arranged along the circumferential direction of the filter element, two ends of the reinforcing brace (12) are respectively fixed with the lower end cover (3) and the upper end cover (8), and rivets or screws are adopted in the fixing mode.
3. An oil mist separating filter element as set forth in claim 1, wherein: the protective layer (4) is made of medium-efficiency filter felt or foaming sponge.
4. An oil mist separating filter element as set forth in claim 1, wherein: the outer filter layer (5) is formed by combining and winding or folding superfine glass fiber filter materials with different precision.
5. An oil mist separating filter element as set forth in claim 1, wherein: the outer side face of upper end cover (8) is provided with handle (9), is provided with sealant (2) on the corresponding face of lower end cover (3) and upper end cover (8) respectively.
6. An oil mist separating filter element as set forth in claim 5, wherein: the outer side of the lower end cover (3) is provided with a screwed joint (1) or a flange (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322610349.4U CN220125778U (en) | 2023-09-26 | 2023-09-26 | Oil mist separation filter element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322610349.4U CN220125778U (en) | 2023-09-26 | 2023-09-26 | Oil mist separation filter element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220125778U true CN220125778U (en) | 2023-12-05 |
Family
ID=88959030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322610349.4U Active CN220125778U (en) | 2023-09-26 | 2023-09-26 | Oil mist separation filter element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220125778U (en) |
-
2023
- 2023-09-26 CN CN202322610349.4U patent/CN220125778U/en active Active
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| GR01 | Patent grant |