CN103736328B - A kind of air filter of oxygenerator - Google Patents
A kind of air filter of oxygenerator Download PDFInfo
- Publication number
- CN103736328B CN103736328B CN201310683161.0A CN201310683161A CN103736328B CN 103736328 B CN103736328 B CN 103736328B CN 201310683161 A CN201310683161 A CN 201310683161A CN 103736328 B CN103736328 B CN 103736328B
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- Prior art keywords
- filter
- air
- secondary filter
- water suction
- screen pack
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000000428 dust Substances 0.000 claims abstract description 31
- 239000000463 material Substances 0.000 claims description 13
- 238000000926 separation method Methods 0.000 claims description 8
- 210000002268 wool Anatomy 0.000 claims description 6
- 239000003365 glass fiber Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 238000001914 filtration Methods 0.000 abstract description 7
- 238000002791 soaking Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 11
- 239000002808 molecular sieve Substances 0.000 description 8
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- 239000012535 impurity Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
- Filtering Materials (AREA)
Abstract
The invention discloses a kind of air filter of oxygenerator, comprising: grade one filter (1), is characterized in that: also comprise secondary filter (2), the gas outlet of described grade one filter (1) and the air inlet of secondary filter (2) are threaded connection.Ventilative water suction dust separating layer (3), some screen packs (4) and appendix (5) is provided with in described secondary filter (2), described ventilative water suction dust separating layer (3) connects the air inlet of described secondary filter (2) and the air inlet of described appendix (5), described screen pack (4) is positioned at described ventilative water suction dust separating layer (3) below and all with vertical direction be 10 ~ 80 ° and arrange, and the periphery of described screen pack (4) is connected with the inwall of described secondary filter (2).The air filter of a kind of oxygenerator provided by the invention, structure is simple, and reasonable in design, air filtration is effective, and soaking effect is good, not yielding, is applicable to wide popularization and application.
Description
Technical field
The present invention relates to a kind of air filter of oxygenerator, belong to medical instruments field.
Background technology
The principle of industrial oxygenerating machine utilizes air separation technology, first made it to carry out gas-liquid disengaging at a certain temperature with the difference of the condensation point of each composition in high density compressed recycling air by air, more further rectifying and obtaining; Domestic oxygen erator operation principle utilizes molecular sieve physical absorption and desorption technique.Filling molecular sieve in oxygenerator, can by nitrogen adsorption in air when pressurizeing, and remaining unabsorbed oxygen is collected, after purified treatment, namely become highly purified oxygen.At present, small domestic oxygenator has become health product very salable, selects the oxygenerator that good, and us can be helped scientifically to carry out oxygen health care.But, it is too simple to there is air pre-treating method (i.e. filter method) in current small domestic oxygenator, correct understanding is not had to the importance of filter, but the quality of filter effect directly affects the service life of compressor and molecular sieve, because the granule foreign in air enters the cylinder of compressor, can cup leather be lost, affect the air-tightness of cylinder, thus reduce oxygen generation efficiency; In addition, containing moisture content in air, it is allowed to enter service life that molecular sieve tower cylinder can have a strong impact on molecular sieve if do not add measure; Also have, current some simple oxygenerator air intake filters on the market, because there is deformation because of gas pressure change in the thin meeting of structure, particularly the scarf on upper end circle and chassis forms gap, cause the impurity in air namely not enter in compressor and adsorbing tower with molecular sieve through filter course, thus affect the service life of compressor and molecular sieve and disturb oxygen purity; Finally, current Domestic oxygen erator material for core is exactly the sponge selecting general density, poor to air plankton filter effect, poorer to the filtration result of moisture content.
Summary of the invention
Technical problem to be solved by this invention is, provide a kind of air filtration effective, soaking effect is good, the air filter of on-deformable oxygenerator.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
An air filter for oxygenerator, comprising: grade one filter, it is characterized in that: also comprise secondary filter, and the gas outlet of described grade one filter and the air inlet of secondary filter are threaded connection.
Ventilative water suction dust separating layer, some screen packs and appendix is provided with in described secondary filter, described ventilative water suction dust separating layer connects the air inlet of described secondary filter and the air inlet of described appendix, the size of described ventilative water suction dust separating layer is identical with the area of described secondary filter cross section, and the junction of described ventilative water suction dust separating layer and described appendix is provided with air tight film; Described screen pack is multilayer chip screen pack, described screen pack to be positioned at after described ventilative water suction dust separating layer and all with vertical direction to be 10 ~ 80 ° and arranges, described screen pack is provided with for the first through hole through described appendix, the periphery of described screen pack is connected with the inwall of described secondary filter; The face relative with the air inlet of described secondary filter is provided with the second through hole for the gas outlet through described appendix.
The material of described screen pack is glass fibre, and the number of plies of described screen pack is 3 ~ 7 layers, and the number of described screen pack is 2 ~ 10.
The slot size of described screen pack is 3000 ~ 6000 orders.
The material of described ventilative water suction dust separating layer is wool felt, and the thickness of described ventilative water suction dust separating layer is 2 ~ 6mm.
The wall that described appendix is positioned at described secondary filter inside is provided with some air admission holes, and described air admission hole is evenly arranged, and the number of described air admission hole is at least 25, and the diameter of described air admission hole is 1 ~ 2mm.
The diameter of the air inlet of described secondary filter is greater than the diameter of described appendix.
The gas outlet of described grade one filter is provided with external screw thread, and the air inlet of described secondary filter is provided with the internal thread matched with described external screw thread.
The ventilative water suction dust-separation material for the dust-separation that tentatively absorbs water is filled with in described grade one filter.
The material of described ventilative water suction dust separating layer is sponge.
The shape of described grade one filter and/or secondary filter is cylinder or square or Elliptic Cylinder.
The air filter of a kind of oxygenerator provided by the invention, be provided with secondary filter, air tentatively dewaters after removal of impurities through grade one filter, enter secondary filter, wool felt secondary water suction dust-separation in secondary filter, wool felt good absorbing effect, intensity is large, and the impurity such as energy filtration fraction dust; Appendix is entered after the air of wool felt filtration enters the abundant dust removal by filtration of screen pack, ensure that the degree of purity of the air by appendix, the mesh size of screen pack is little, be 3000 ~ 6000 orders, diameter can be retained and be greater than the impurity particles such as the dust of 2.5 ~ 4.5 μm, and screen pack is multilayer to be arranged, and more strengthens the filter effect of screen pack layer by layer and can retain the particle that diameter is less than 2.5 ~ 4.5 μm after overlap; Ensure that avoid PM2.5 to be sucked into patient lungs and due to dust purification effect good, ensure that the service life of compressor and molecular sieve; In addition, the introducing of secondary filter and this kind of structural design of secondary filter, prevent filter due to use and gas shock for a long time, filter core to be out of shape, causing the impurity in gas to enter compressor may; Finally, the design of secondary filter is passed in the gas outlet of appendix, and the gas outlet being convenient to appendix is connected with intake muffler, ensure that the convenience of use.The air filter of a kind of oxygenerator provided by the invention, structure is simple, and reasonable in design, air filtration is effective, and soaking effect is good, not yielding, is applicable to wide popularization and application.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is that the A-A of Fig. 1 is to sectional view.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further described.
As shown in Figure 1-2, a kind of air filter of oxygenerator, comprising: grade one filter 1, is characterized in that: also comprise secondary filter 2, and the gas outlet of described grade one filter 1 and the air inlet of secondary filter 2 are threaded connection.
Ventilative water suction dust separating layer 3, some screen packs 4 and appendix 5 is provided with in described secondary filter 2, described ventilative water suction dust separating layer 3 connects the air inlet of described secondary filter 2 and the air inlet of described appendix 5, the size of described ventilative water suction dust separating layer 3 is identical with the area of described secondary filter 2 cross section, and described ventilative water suction dust separating layer 3 is provided with air tight film with the junction of described appendix 5; Described screen pack 4 is multilayer chip screen pack, described screen pack 4 is positioned at described ventilative water suction dust separating layer 3 below and all with vertical direction be 30 ° and arrange, described screen pack 4 is provided with for the first through hole through described appendix 5, the periphery of described screen pack 4 is connected with the inwall of described secondary filter 2; The face relative with the air inlet of described secondary filter 2 is provided with the second through hole for the gas outlet through described appendix 5.
The material of described screen pack 4 is glass fibre, and the number of plies of described screen pack 4 is 3 layers, and the number of described screen pack 4 is 5.
The material of described ventilative water suction dust separating layer 3 is wool felt, and the thickness of described ventilative water suction dust separating layer 3 is 3mm.
The wall that described appendix 5 is positioned at described secondary filter 2 inside is provided with some air admission holes 6, and described air admission hole 6 is evenly arranged, and the number of described air admission hole 6 is at least 25, and the diameter of described air admission hole 6 is 1.5mm.
The diameter of the air inlet of described secondary filter 2 is greater than the diameter of described appendix 5.
The gas outlet of described grade one filter 1 is provided with external screw thread, and the air inlet of described secondary filter 2 is provided with the internal thread matched with described external screw thread.
The ventilative water suction dust-separation material for the dust-separation that tentatively absorbs water is filled with in described grade one filter 1.
The material of described ventilative water suction dust separating layer 3 is sponge.
The shape of described grade one filter 1 and/or secondary filter 2 is cylinder.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. an air filter for oxygenerator, comprising: grade one filter (1), is characterized in that: also comprise secondary filter (2), and the gas outlet of described grade one filter (1) and the air inlet of secondary filter (2) are threaded connection; Ventilative water suction dust separating layer (3), some screen packs (4) and appendix (5) is provided with in described secondary filter (2), described ventilative water suction dust separating layer (3) connects the air inlet of described secondary filter (2) and the air inlet of described appendix (5), the size of described ventilative water suction dust separating layer (3) is identical with the area of described secondary filter (2) cross section, and described ventilative water suction dust separating layer (3) is provided with air tight film with the junction of described appendix (5); Described screen pack (4) is multilayer chip screen pack, described screen pack (4) is positioned at described ventilative water suction dust separating layer (3) below and all with vertical direction be 10 ~ 80 ° and arrange, described screen pack (4) is provided with for the first through hole through described appendix (5), the periphery of described screen pack (4) is connected with the inwall of described secondary filter (2); The face relative with the air inlet of described secondary filter (2) is provided with the second through hole for the gas outlet through described appendix (5).
2. the air filter of a kind of oxygenerator according to claim 1, is characterized in that: the material of described screen pack (4) is glass fibre, and the number of plies of described screen pack (4) is 3 ~ 7 layers, and the number of described screen pack (4) is 2 ~ 10.
3. the air filter of a kind of oxygenerator according to claim 1, is characterized in that: the material of described ventilative water suction dust separating layer (3) is wool felt, and the thickness of described ventilative water suction dust separating layer (3) is 2 ~ 6mm.
4. the air filter of a kind of oxygenerator according to claim 1, it is characterized in that: described appendix (5) is positioned on the inner wall of described secondary filter (2) and is provided with some air admission holes (6), described air admission hole (6) is evenly arranged, the number of described air admission hole (6) is at least 25, and the diameter of described air admission hole (6) is 1 ~ 2mm.
5. the air filter of a kind of oxygenerator according to claim 1, is characterized in that: the diameter of the air inlet of described secondary filter (2) is greater than the diameter of described appendix (5).
6. the air filter of a kind of oxygenerator according to claim 1, is characterized in that: the gas outlet of described grade one filter (1) is provided with external screw thread, and the air inlet of described secondary filter (2) is provided with the internal thread matched with described external screw thread.
7. the air filter of a kind of oxygenerator according to claim 1, is characterized in that: be filled with the ventilative water suction dust-separation material for the dust-separation that tentatively absorbs water in described grade one filter (1).
8. the air filter of a kind of oxygenerator according to claim 1, is characterized in that: the material of described ventilative water suction dust separating layer (3) is sponge.
9. the air filter of a kind of oxygenerator according to claim 1, is characterized in that: the shape of described grade one filter (1) and/or secondary filter (2) is cylinder or square or Elliptic Cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310683161.0A CN103736328B (en) | 2013-12-13 | 2013-12-13 | A kind of air filter of oxygenerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310683161.0A CN103736328B (en) | 2013-12-13 | 2013-12-13 | A kind of air filter of oxygenerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103736328A CN103736328A (en) | 2014-04-23 |
| CN103736328B true CN103736328B (en) | 2015-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310683161.0A Active CN103736328B (en) | 2013-12-13 | 2013-12-13 | A kind of air filter of oxygenerator |
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| Country | Link |
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| CN (1) | CN103736328B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105333529A (en) * | 2015-11-27 | 2016-02-17 | 苏州兴亚净化工程有限公司 | Air purifying and filtering device with feedback function |
| CN107098316A (en) * | 2017-06-27 | 2017-08-29 | 合肥康居人智能科技有限公司 | A kind of oxygenerator gas circuit efficient operation system |
| CN109482014B (en) * | 2019-01-07 | 2024-01-09 | 江苏鱼跃医疗设备股份有限公司 | Filter device and nitrogen-oxygen separation device using same |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0879939A2 (en) * | 1997-05-21 | 1998-11-25 | Sumitomo Electric Industries, Ltd. | Exhaust gas purifier |
| GR1005756B (en) * | 2006-09-20 | 2007-12-20 | (������� 30%) ��������� | Gas treatment device. |
| CN201006383Y (en) * | 2006-10-12 | 2008-01-16 | 杨裕能 | Oxygen filter |
| CN101332394A (en) * | 2007-06-25 | 2008-12-31 | 慈佑医学科技股份有限公司 | Filter tank set structure of oxygen generator |
| CN201823407U (en) * | 2010-09-29 | 2011-05-11 | 倪宗荣 | Physical multistage filtering purifier |
| CN203694780U (en) * | 2013-12-13 | 2014-07-09 | 科迈（常州）电子有限公司 | Air filtering device of oxygen generator |
-
2013
- 2013-12-13 CN CN201310683161.0A patent/CN103736328B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0879939A2 (en) * | 1997-05-21 | 1998-11-25 | Sumitomo Electric Industries, Ltd. | Exhaust gas purifier |
| GR1005756B (en) * | 2006-09-20 | 2007-12-20 | (������� 30%) ��������� | Gas treatment device. |
| CN201006383Y (en) * | 2006-10-12 | 2008-01-16 | 杨裕能 | Oxygen filter |
| CN101332394A (en) * | 2007-06-25 | 2008-12-31 | 慈佑医学科技股份有限公司 | Filter tank set structure of oxygen generator |
| CN201823407U (en) * | 2010-09-29 | 2011-05-11 | 倪宗荣 | Physical multistage filtering purifier |
| CN203694780U (en) * | 2013-12-13 | 2014-07-09 | 科迈（常州）电子有限公司 | Air filtering device of oxygen generator |
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| Publication number | Publication date |
|---|---|
| CN103736328A (en) | 2014-04-23 |
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