CN208799879U - A kind of gas-filtering device for blower gas bearing - Google Patents
A kind of gas-filtering device for blower gas bearing Download PDFInfo
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- CN208799879U CN208799879U CN201821406569.8U CN201821406569U CN208799879U CN 208799879 U CN208799879 U CN 208799879U CN 201821406569 U CN201821406569 U CN 201821406569U CN 208799879 U CN208799879 U CN 208799879U
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- component
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- orifice plate
- filtering
- refined filtration
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Abstract
The utility model provides a kind of gas-filtering device for blower gas bearing, including cabinet, rough filtering component and refined filtration component, the side of cabinet forms air inlet, the other side of cabinet offers air outlet, rough filtering component covers air inlet, refined filtration component is set to the inside of cabinet and the inside of cabinet is separated to form two cavitys, and air inlet and air outlet are located at the two sides of refined filtration component；Refined filtration component is directed away from the direction protrusion of rough filtering component.The utility model can be realized the double-filtration of gas, is filtered by the tiny impurity dust that refined filtration component can not filter rough filtering component in gas, effectively improves filter effect；By the way that refined filtration component to be provided towards to the direction protrusion far from rough filtering component, the filter area that refined filtration component can be effectively increased guarantees its filter efficiency, reaches under the premise of guaranteeing fans entrance flow, filter effect is improved by multistage filtering, reduces the effect of impurity dust tiny in air.
Description
Technical field
The utility model relates to gas filter plant technical fields, refer in particular to a kind of gas for blower gas bearing
Filter device.
Background technique
Gas bearing uses gas to lubricate bearing for medium, and air film is formed between axis and bearing, avoids the axis of movement
Face and static bearing surface directly contact, and reduce friction between the two, improve the service life of bearing.Therefore, in high speed winds
The degree of purity of gas is most important to bearing service life is extended in machine.
Currently, in various industries, being both provided with air filter at unit or equipment entrance, being used in air filtering
The impurity particles such as dust, reduce the large granular impurity in air, dust etc. reduces the abrasion to bearing such as dust.But it is existing
In technology, for the air mass flow for guaranteeing fans entrance, the filtering of filter device is avoided to impact air mass flow, existing mistake
Filter device mostly uses single filtering, is unable to fully impurity dust tiny in air filtering.
Utility model content
The purpose of the utility model is to provide a kind of gas-filtering devices for blower gas bearing, can guarantee wind
Under the premise of machine inlet flow rate, filter effect is improved by multistage filtering, reduces impurity dust tiny in air.
A kind of in order to achieve the above object, the utility model provides gas-filtering device for blower gas bearing,
In, the gas-filtering device for blower gas bearing includes cabinet, rough filtering component and refined filtration component, and the one of the cabinet
Side is in that open shape forms air inlet, offers air outlet on an opposite side box wall parallel with the air inlet for the cabinet,
The rough filtering component is set to the air inlet and covers the air inlet, and the refined filtration component is set to the inside of the cabinet,
Edge is bonded contact connectio with the inner wall of the cabinet everywhere in the refined filtration component, and the inside of the cabinet passes through the essence
Filter component is separated to form two cavitys, and the air inlet and the air outlet are located at the two sides of the refined filtration component；Along by
The edge of the refined filtration component to the center of the refined filtration component, the refined filtration component is directed away from the direction of the rough filtering component
Protrusion.
The gas-filtering device as described above for being used for blower gas bearing, wherein the cabinet is polygonal column knot
Structure, the air inlet and the equal polygon of the rough filtering component, the periphery of the rough filtering component connect with the periphery of the air inlet
And the air inlet is covered, the refined filtration component is the hood-like structure of more prismatic table shapes.
The gas-filtering device as described above for being used for blower gas bearing, wherein the cabinet is cylindrical-shaped structure, institute
It states air inlet and the rough filtering component is rounded, the periphery of the rough filtering component connects and covers with the periphery of the air inlet
The air inlet, the refined filtration component are the hood-like structure of hemispherical or the hood-like structure of truncated cone.
The gas-filtering device as described above for being used for blower gas bearing, wherein the rough filtering component includes sequentially weighing
Folded setting and the first orifice plate interconnected, the first filter layer and the second orifice plate, on first orifice plate and second orifice plate
Multiple equally distributed apertures are offered, the aperture on the diameter of the aperture on first orifice plate and second orifice plate
Diameter is equal.
The gas-filtering device as described above for being used for blower gas bearing, wherein first filter layer includes overlapping
The terylene filtering carpet veneer and active carbon layer of setting.
The gas-filtering device as described above for being used for blower gas bearing, wherein the refined filtration component includes sequentially weighing
Folded setting and third orifice plate interconnected, the second filter layer and the 4th orifice plate, on the third orifice plate and the 4th orifice plate
Multiple equally distributed apertures are offered, the aperture on the diameter of the aperture on the third orifice plate and the 4th orifice plate
Diameter is equal.
The gas-filtering device as described above for being used for blower gas bearing, wherein second filter layer includes at least
Two layers of terylene filtering carpet veneer and active carbon layer, each terylene filtering carpet veneer are overlapped with the active carbon layer.
The as described above gas-filtering device for being used for blower gas bearing, wherein aperture on the third orifice plate
The diameter of aperture on diameter and the 4th orifice plate is less than the diameter and second orifice plate of the aperture on first orifice plate
On aperture diameter.
The gas-filtering device as described above for being used for blower gas bearing, wherein the area of air outlet is less than air inlet
Area speed.
The gas-filtering device as described above for being used for blower gas bearing, wherein the air outlet is rounded, and described
Air outlet is opened at the center of the corresponding tank wall.
Compared with prior art, as follows the advantages of the utility model:
The utility model can be realized the double-filtration of gas, pass through refined filtration by setting rough filtering component and refined filtration component
The tiny impurity dust that component can not filter rough filtering component in gas is filtered, to effectively improve filter effect；
Meanwhile the utility model is directed away from rough filtering component by the direction that refined filtration component is arranged along its edge to its center
Direction protrusion can effectively increase the contact area of refined filtration component and air, that is, increase the filter area of refined filtration component, guarantee
Its filter efficiency reaches under the premise of guaranteeing fans entrance flow to guarantee the air mass flow of fans entrance, passes through multistage
It filters to improve filter effect, reduces the effect of impurity dust tiny in air.
Detailed description of the invention
Following drawings are only intended to schematically illustrate and explain the present invention, does not limit the model of the utility model
It encloses.Wherein:
Fig. 1 is the three-dimensional appearance schematic diagram of the gas-filtering device provided by the utility model for blower gas bearing；
Fig. 2 is the internal structure volume rendering of the gas-filtering device provided by the utility model for blower gas bearing
Figure；
Fig. 3 is the section knot of the rough filtering component of the gas-filtering device provided by the utility model for blower gas bearing
Structure schematic diagram；
Fig. 4 is the section knot of the refined filtration component of the gas-filtering device provided by the utility model for blower gas bearing
Structure schematic diagram.
Drawing reference numeral explanation:
1, cabinet；
11, air inlet；
12, air outlet；
2, rough filtering component；
21, the first orifice plate；
22, the second orifice plate；
23, the first filter layer；
231, terylene filters carpet veneer；
232, active carbon layer；
3, refined filtration component；
31, third orifice plate；
32, the 4th orifice plate；
33, the second filter layer；
331, terylene filters carpet veneer；
332, active carbon layer
Specific embodiment
In order to have clearer understanding to the technical solution of the utility model, purpose and effect, now in conjunction with Detailed description of the invention sheet
The specific embodiment of utility model.
As shown in Figures 1 and 2, the utility model provides a kind of gas-filtering device for blower gas bearing,
In, the gas-filtering device for blower gas bearing includes cabinet 1, rough filtering component 2 and refined filtration component 3, and the side of cabinet 1 is in
Open shape forms air inlet 11, offers air outlet 12, i.e. cabinet on an opposite side box wall parallel with air inlet 11 for cabinet 1
1 side is in that open shape is used directly as air inlet 11, and is opened on the tank wall of the other side parallel with air inlet 11 of cabinet 1
Air outlet 12 is used as equipped with a perforation；Rough filtering component 2 is set at air inlet 11 and covers air inlet 11, and rough filtering component 2 is plate-like
Structure, the rough filtering component 2 with plate structure directly all covers air inlet 11, so that entering in cabinet 1 from air inlet 11
The gas in portion has to pass through the filtering of rough filtering component 2；Refined filtration component 3 is set to the inside of cabinet 1, edge everywhere in refined filtration component 3
Be bonded contact connectio with the inner wall of cabinet 1, the inside of cabinet 1 is separated to form two cavitys by refined filtration component 3, air inlet 11 with
Air outlet 12 is located at the two sides of refined filtration component 3, so that being all introduced by the gas that rough filtering component 2 filters positioned at refined filtration
In the cavity of 11 side of close air inlet of component 3, and by rough filtering component 2 filter gas have to pass through refined filtration component 3 (
Exactly pass through the filtering of refined filtration component 3) can just enter in the cavity of 12 side of close air outlet of refined filtration component 3 and from
Air outlet 12 is expelled to outside cabinet 1, so guarantees all gas by filtering twice, to guarantee the cleannes of gas；
Along the edge by refined filtration component 3 to the center of refined filtration component 3, refined filtration component 3 is directed away from the direction protrusion of rough filtering component 2,
I.e. towards close to the direction of air outlet 12 protrusion, namely refined filtration component 3 is in hood-like structure in simple terms, so can effectively be increased
The filter area of refined filtration component 3 guarantees the gas flow of fans entrance to accelerate the rate of filtration of gas, so that this is practical
It is novel that gas is sufficiently filtered under the premise of guaranteeing the rate of filtration of gas.
Further, as shown in Figures 1 and 2, the gas filtration provided by the utility model for blower gas bearing fills
It sets, wherein cabinet 1 is polygonal column structure, i.e. section on the direction for the tank wall of cabinet 1 being parallel to where air inlet 11
It is more than or equal to three polygon in number of edges, wherein in figure by taking quadrangle column structure as an example, air inlet 11 and rough filtering component 2 are equal
It is more than or equal to three polygon for number of edges, and preferably, air inlet 11 is identical with the shape of rough filtering component 2, coarse filtration group
The periphery of part 2 connects with the periphery of air inlet 11 and covers air inlet 11, and refined filtration component 3 is more ribs that rib number is more than or equal to three
The hood-like structure of platform shape, wherein preferably, the edge shape of refined filtration component 3 and the shape of air inlet 11 and the shape of rough filtering component 2
Shape is identical, so can guarantee that rough filtering component 2 all covers air inlet 11, and refined filtration component 3 by the inner part of cabinet 1 every
Form two cavitys.
Further, the gas-filtering device provided by the utility model for blower gas bearing, wherein cabinet 1 is also
It can be cylindrical-shaped structure, air inlet 11 and rough filtering component 2 are rounded, the periphery of rough filtering component 2 and the periphery of air inlet 11
Connect and cover air inlet 11, refined filtration component 3 is the hood-like structure of hemispherical or the hood-like structure of truncated cone.
Further, as shown in figure 3, the gas-filtering device provided by the utility model for blower gas bearing,
In, rough filtering component 2 includes sequentially overlapping and the first orifice plate 21 interconnected, the first filter layer 23 and the second orifice plate 22,
I.e. the first filter layer 23 is located between the first orifice plate 21 and the second orifice plate 22, is opened up on the first orifice plate 21 and the second orifice plate 22
There are multiple equally distributed apertures, the aperture on the first orifice plate 21 is arranged in a one-to-one correspondence with the aperture on the second orifice plate 22, and first
Aperture on orifice plate 21 is equal with the opening diameter on the second orifice plate 22, and gas first passes through opening on the first orifice plate 21 when filtering
Hole is subsequently passed through the first filter layer 23 and is filtered, and eventually passes through the inside that the aperture on the second orifice plate 22 enters to cabinet 1.
Preferably, as shown in figure 3, the gas-filtering device provided by the utility model for blower gas bearing,
In, the first filter layer 23 includes the terylene filtering carpet veneer 231 and active carbon layer 232 overlapped, thus from filtering and adsorbing two
A aspect is filtered purification to gas, sufficiently to filter the fine impurities dust in gas.
Further, as shown in figure 4, the gas-filtering device provided by the utility model for blower gas bearing,
In, refined filtration component 3 includes sequentially overlapping and third orifice plate 31 interconnected, the second filter layer 33 and the 4th orifice plate 32,
I.e. the second filter layer 33 is located between third orifice plate 31 and the 4th orifice plate 32, is opened up on third orifice plate 31 and the 4th orifice plate 32
There are multiple equally distributed apertures, the aperture on third orifice plate 31 is arranged in a one-to-one correspondence with the aperture on the 4th orifice plate 32, third
The diameter of aperture on orifice plate 31 is equal with the diameter of aperture on the 4th orifice plate 32, and gas first passes through third orifice plate when filtering
Aperture on 31 is subsequently passed through the second filter layer 33 and is filtered, and eventually passes through the aperture on the 4th orifice plate 32 to by being located at
The cavity of 11 side of close air inlet of refined filtration component 3 enters to the cavity positioned at 12 side of close air outlet of refined filtration component 3
In, the outside for setting cabinet 1 is then discharged from air outlet 12.
Preferably, as shown in figure 4, the gas-filtering device provided by the utility model for blower gas bearing,
In, the second filter layer 33 includes at least two layers of terylene filtering (three layers shown in figure preferable reality for the utility model of carpet veneer 331
Apply example) and active carbon layer 332, since the number of plies of the terylene filtering carpet veneer 331 of the second filter layer 33 is more than the first filter layer 23
Terylene filters the number of plies of carpet veneer 231, therefore the filter effect of the second filter layer 33 is better than the first filter layer 23, each terylene filter felt
Layer 331 is overlapped with active carbon layer 332, so that purification is filtered to gas in terms of filtering and adsorbing two, with abundant
Filter the fine impurities dust in gas.
Preferably, the gas-filtering device provided by the utility model for blower gas bearing, wherein third orifice plate
The diameter and second of the diameter of aperture on 31 and the diameter of the aperture on the 4th orifice plate 32 less than the aperture on the first orifice plate 21
The diameter of aperture on orifice plate 22 so further improves the filter effect of the second filter layer 33, enables the second filter layer 33
Filter more tiny impurity dust.
Preferably, the gas-filtering device provided by the utility model for blower gas bearing, wherein air outlet 12
Area be less than the area of air inlet 11, and the air inlet 11 is rounded, and air inlet 11 is opened in corresponding tank wall
At the heart.Air outlet 12 with fan inlet for docking, and the diameter of air outlet 12 is slightly less than the diameter of fan inlet, to guarantee outlet air
When mouth 12 is docked with fan inlet, the gas by filtering can be fully entered into blower.
Preferably, diameter, the third orifice plate 31 of the diameter of the aperture on the first orifice plate 21, aperture on the second orifice plate 22
On the diameter of aperture and the diameter of the aperture on the 4th orifice plate 32 be all larger than 0.005 times of diameter of fan inlet and be less than wind
0.05 times of the diameter of machine import, to guarantee the first filter layer 23 and the second filter layer 33 under the premise of guaranteeing filter effect
Performance of ventilating and the first orifice plate 21, the second orifice plate 22, third orifice plate 31 and the 4th orifice plate 32 durability.
Compared with prior art, as follows the advantages of the utility model:
The utility model can be realized the double-filtration of gas, pass through refined filtration by setting rough filtering component and refined filtration component
The tiny impurity dust that component can not filter rough filtering component in gas is filtered, to effectively improve filter effect；
Meanwhile the utility model is directed away from rough filtering component by the direction that refined filtration component is arranged along its edge to its center
Direction protrusion can effectively increase the contact area of refined filtration component and air, that is, increase the filter area of refined filtration component, guarantee
Its filter efficiency reaches under the premise of guaranteeing fans entrance flow to guarantee the air mass flow of fans entrance, passes through multistage
It filters to improve filter effect, reduces the effect of impurity dust tiny in air.
The above descriptions are merely exemplary embodiments of the present utility model, the model being not intended to limit the utility model
It encloses.Any those skilled in the art, it is made etc. under the premise of not departing from the conceptions and principles of the utility model
With variation and modification, the range of the utility model protection should belong to.
Claims (10)
1. a kind of gas-filtering device for blower gas bearing, which is characterized in that the gas for blower gas bearing
Body filter device includes cabinet, rough filtering component and refined filtration component, and the side of the cabinet is in that open shape forms air inlet, the case
Air outlet is offered on an opposite side box wall parallel with the air inlet for body, the rough filtering component is set to the air inlet
And the air inlet is covered, the refined filtration component is set to the inside of the cabinet, and edge is and institute everywhere in the refined filtration component
The inner wall fitting for stating cabinet connects, and the inside of the cabinet is separated to form two cavitys by the refined filtration component, it is described into
Air port and the air outlet are located at the two sides of the refined filtration component；Along the edge by the refined filtration component to the refined filtration
The center of component, the refined filtration component are directed away from the direction protrusion of the rough filtering component.
2. the gas-filtering device according to claim 1 for blower gas bearing, which is characterized in that the cabinet is
Polygonal column structure, the air inlet and the equal polygon of the rough filtering component, the periphery of the rough filtering component and the air inlet
The periphery of mouth connects and covers the air inlet, and the refined filtration component is the hood-like structure of more prismatic table shapes.
3. the gas-filtering device according to claim 1 for blower gas bearing, which is characterized in that the cabinet is
Cylindrical-shaped structure, the air inlet and the rough filtering component are rounded, the periphery of the rough filtering component and the air inlet
Periphery connects and covers the air inlet, and the refined filtration component is the hood-like structure of hemispherical or the hood-like structure of truncated cone.
4. described in any item gas-filtering devices for blower gas bearing according to claim 1~3, which is characterized in that
The rough filtering component includes sequentially overlapping and the first orifice plate interconnected, the first filter layer and the second orifice plate, and described the
Offer multiple equally distributed apertures on one orifice plate and second orifice plate, the diameter of the aperture on first orifice plate with
The diameter of aperture on second orifice plate is equal.
5. the gas-filtering device according to claim 4 for blower gas bearing, which is characterized in that first mistake
Filtering layer includes the terylene filtering carpet veneer and active carbon layer overlapped.
6. the gas-filtering device according to claim 4 for blower gas bearing, which is characterized in that the refined filtration group
Part includes sequentially overlapping and third orifice plate interconnected, the second filter layer and the 4th orifice plate, the third orifice plate and institute
It states and offers multiple equally distributed apertures on the 4th orifice plate, the diameter of the aperture on the third orifice plate and the 4th hole
The diameter of aperture on plate is equal.
7. the gas-filtering device according to claim 6 for blower gas bearing, which is characterized in that second mistake
Filtering layer includes at least two layers terylene filtering carpet veneer and active carbon layer, and carpet veneer is Chong Die with the active carbon layer sets for each terylene filtering
It sets.
8. the gas-filtering device according to claim 6 for blower gas bearing, which is characterized in that the third hole
The diameter of aperture on the diameter of aperture on plate and the 4th orifice plate be less than the diameter of the aperture on first orifice plate with
The diameter of aperture on second orifice plate.
9. the gas-filtering device according to claim 1 for blower gas bearing, which is characterized in that the air outlet
Area be less than the air inlet area.
10. being used for the gas-filtering device of blower gas bearing according to claim 1 or described in 9, which is characterized in that it is described go out
Air port is rounded, and the air outlet is opened at the center of the corresponding tank wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821406569.8U CN208799879U (en) | 2018-08-29 | 2018-08-29 | A kind of gas-filtering device for blower gas bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821406569.8U CN208799879U (en) | 2018-08-29 | 2018-08-29 | A kind of gas-filtering device for blower gas bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208799879U true CN208799879U (en) | 2019-04-30 |
Family
ID=66235765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821406569.8U Active CN208799879U (en) | 2018-08-29 | 2018-08-29 | A kind of gas-filtering device for blower gas bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208799879U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110186177A (en) * | 2019-06-24 | 2019-08-30 | 苏州热工研究院有限公司 | A kind of ventilating system shell and ventilating system |
-
2018
- 2018-08-29 CN CN201821406569.8U patent/CN208799879U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110186177A (en) * | 2019-06-24 | 2019-08-30 | 苏州热工研究院有限公司 | A kind of ventilating system shell and ventilating system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210514 Address after: 100083 No. a-1109-028, 10th floor, building 1, 18 Zhongguancun East Road, Haidian District, Beijing Patentee after: Beijing Dazhen Technology Co.,Ltd. Address before: Room 1801, building 3, Pearl River Dijing B, 28 Guangqu Road, Chaoyang District, Beijing Patentee before: Ao Jiangni |