CN111151073B - Drying and filtering device with breathing function and using method thereof - Google Patents
Drying and filtering device with breathing function and using method thereof Download PDFInfo
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- CN111151073B CN111151073B CN202010009895.0A CN202010009895A CN111151073B CN 111151073 B CN111151073 B CN 111151073B CN 202010009895 A CN202010009895 A CN 202010009895A CN 111151073 B CN111151073 B CN 111151073B
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- drying
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- drying cabin
- pressure difference
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0036—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/30—Particle separators, e.g. dust precipitators, using loose filtering material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/261—Drying gases or vapours by adsorption
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Drying Of Gases (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a drying and filtering device with a breathing function, which comprises a breathing valve, a filtering and dedusting device and a drying cabin. A cavity in a right-angle bent foot form or a spiral bent foot form is arranged in the drying cabin, so that only one channel is arranged in the drying cabin, the channel is filled with a molecular sieve for rapidly and strongly absorbing water molecules, and the part is a dehumidification cavity. The cavity is close to the atmospheric one end in the external world, designs a little space, has placed multilayer impurity filtration, by outer to interior respectively be: PP cotton, PM2.5 activated carbon plate, and biomolecular membrane, the part is the filter chamber. The outermost end is provided with a breather valve with specific pressure difference, and when the set air pressure difference is generated inside and outside the equipment, the valve is opened, so that the gas exchange of the pressure difference can be realized; one end of the cavity is connected with the equipment and is connected to the aviation onboard plug-in photoelectric equipment by a pipeline with good sealing performance to form an internally communicated whole.
Description
Technical Field
The invention relates to a filtering device and a using method thereof, in particular to a drying and filtering device with a breathing function and a using method thereof.
Background
A drying and dehumidifying device is often installed in an aviation onboard plug-in electronic device to ensure the normal work of the electronic device, and the conventional drying and dehumidifying device is realized by placing a porous pot-shaped container in the device and putting a drying agent inside the container. A strict gas seal of the space within the device is required if the desiccant is to be effective for a long period of time, otherwise excessive gas exchange between the interior and exterior would saturate the desiccant for a short period of time and render it ineffective. Because the air pressure changes violently when the equipment is changed along with the carrier at high and low idle speeds, the difficulty of completely sealing the equipment and the outside is increased, particularly when a relatively rotating shaft system exists in the equipment, the air tightness with high pressure difference is more difficult to achieve, and the strict sealing can cause the air pressure to act on a shell structure to generate larger stress influence.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the invention provides a drying and filtering device with a breathing function and a using method thereof, aiming at the problems that the existing drying device used in complex avionic equipment has single function and can not rapidly and comprehensively dehumidify and filter gas in a system, and the drying and filtering device with the breathing function and the using method thereof are invented.
The invention is realized by the following technical scheme:
the utility model provides a dry filter equipment with respiratory function, includes breather valve, filtering dust collector, dry cabin, the breather valve is connected with filtering dust collector's one end intercommunication, and dry cabin is connected with the one end intercommunication that filtering dust collector kept away from the breather valve.
The device has a breathing function and can realize gas exchange of differential pressure. The breather valve is set to be small in pressure difference, when the electronic equipment works under different atmospheric pressure environments, the internal and external pressure difference reaches the set pressure difference, the breather valve is opened, external air firstly enters the filter cavity, various impurities in the air are filtered, moisture contained in the air is removed through the dehumidification cavity, and finally, dry and clean air is sent to the interior of the equipment to circularly work in the mode.
The one end that filtering dust collector was kept away from to the drying cabin communicates in proper order to be connected with adapter, quick-release mouth, with the air guide hose of aviation machine on-board plug-in optoelectronic equipment intercommunication connection, all can dismantle between adapter, the quick-release mouth, the air guide hose, conveniently changes and breathes filter equipment.
Be provided with the filter chamber in filtering dust collector, the filter chamber has set gradually multilayer impurity filtration in the chamber, by outer to interior being respectively: the filter structure comprises a plurality of layers of PP cotton, a plurality of layers of activated carbon, a first metal separation net, a biological molecular membrane and a second metal separation net, and is used for filtering impurities in gas.
One end of the filter dust removal device, which is connected with the breather valve, is provided with a pressing ring for increasing the air tightness of the breather valve.
The upper end of the drying cabin is provided with an upper end cover of the drying cabin, and the lower end of the drying cabin is provided with a lower end cover of the drying cabin, so that the drying agent is convenient to replace.
The outer surface of the drying chamber is of an arc structure, and the structure can enhance the outer surface to resist the external pressure. An observation glass window is also arranged on the drying cabin. When the drying agent is saturated, the color change state can be seen through the window, and the drying device is convenient to replace. The mode ensures that the air in the equipment is clean and dry, reduces the sealing difficulty of the electronic equipment, and reduces the stress influence on the equipment structure caused by high pressure difference.
A dehumidification cavity is arranged in the drying cabin, a drying agent is filled in the dehumidification cavity, the drying agent is a molecular sieve, and the molecular sieve is filled in the channel and used for rapidly and strongly absorbing water molecules.
The shape of the dehumidifying cavity is a right-angle bent foot form or a spiral bent foot form, and only one channel is arranged in the dehumidifying cavity, so that the desiccant filling amount of the dehumidifying cavity can be increased in a limited space.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a view showing the overall structure of the apparatus of the present invention.
Reference numbers and corresponding part names in the drawings:
1-a breather valve, 2-a filtering and dedusting device, 3-a drying cabin upper end cover, 4-a drying cabin, 5-a switching head, 6-a quick-release nozzle, 7-an air guide hose, 8-a drying cabin lower end cover, 9-the drying cabin, 10-an observation glass window and 11-a dehumidification cavity.
FIG. 2 is a view showing the construction of the filter device.
Reference numbers and corresponding part names in the drawings:
12-pressing ring, 13-multilayer PP cotton, 14-multilayer activated carbon, 15-first metal separation net, 16-double-layer biomolecule film and 17-second metal separation net.
Fig. 3 is a sectional view of the drying compartment.
Reference numbers and corresponding part names in the drawings:
11-dehumidification chamber, 18-drying agent, 19-air inlet and 20-air outlet.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
As shown in fig. 1, the present invention is a dry filter device having a breathing function according to an embodiment. Specifically including breather valve 1, filter dust collector 2, dry cabin 4, breather valve 1 is connected with the one end intercommunication of filter dust collector 2, and dry cabin 4 is connected with the one end intercommunication that filter dust collector 2 kept away from breather valve 1.
The device has a breathing function and can realize gas exchange of differential pressure. The breather valve is set to be small in pressure difference, when the electronic equipment works under different atmospheric pressure environments, the internal and external pressure difference reaches the set pressure difference, the breather valve is opened, external air firstly enters the filter cavity, various impurities in the air are filtered, moisture contained in the air is removed through the dehumidification cavity, and finally, dry and clean air is sent to the interior of the equipment.
One end of the drying cabin 4, which is far away from the filtering and dust removing device 2, is sequentially communicated and connected with an adapter 5, a quick-release nozzle 6 and an air guide hose 7 communicated and connected with an aircraft-mounted external photoelectric device, wherein the adapter 5, the quick-release nozzle 6 and the air guide hose 7 can be detached from each other, and when the breathing filtering device needs to be replaced, the breathing filtering device can be detached and replaced.
Be provided with the filter chamber in filtering dust collector 2, the filter chamber has set gradually multilayer impurity filtration, by outer to interior being: when air enters the filtering and dust removing device 2, the air can sequentially pass through the multi-layer PP cotton 13, the multi-layer activated carbon 14, the first metal separation net 15, the biological molecular film 16 and the second metal separation net 17 to filter impurities in the air.
One end of the filter dust removal device 2 connected with the breather valve is provided with a pressing ring 12 for increasing the air tightness of the breather valve.
The upper end of the drying cabin 4 is provided with the drying cabin upper end cover 3, and the lower end of the drying cabin is provided with the drying cabin lower end cover 8, so that the drying agent is convenient to replace. The outer surface of the drying chamber 4 is of an arc-shaped structure, which can enhance the outer surface against the external pressure. The drying compartment 4 is provided with an observation glass window 10. When the drying agent is saturated, the color change state can be seen through the window, and the drying device is convenient to replace. The mode ensures that the air in the equipment is clean and dry, reduces the sealing difficulty of the electronic equipment, and reduces the stress influence on the equipment structure caused by high pressure difference.
The drying cabin is internally provided with a dehumidification cavity 11, a drying agent 18 is filled in the dehumidification cavity, the drying agent is a molecular sieve, and the channel is filled with the molecular sieve for rapidly and strongly absorbing water molecules. The dehumidification chamber 11 has a shape of a right-angled bent leg or a spiral bent leg and has only one channel inside, and the shape of the chamber can improve the filling amount of the desiccant in a limited space.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only illustrative of the present invention and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (4)
1. A drying and filtering device with a breathing function for avionic equipment is characterized in that,
the drying device comprises a breather valve (1) capable of setting pressure difference, a filtering and dedusting device (2) and a drying cabin (4), wherein the breather valve (1) is communicated and connected with one end of the filtering and dedusting device (2), and the drying cabin (4) is communicated and connected with one end, far away from the breather valve (1), of the filtering and dedusting device (2);
one end of the drying cabin (4) far away from the filtering and dedusting device (2) is sequentially communicated and connected with an adapter (5), a quick-release nozzle (6) and an air guide hose (7) communicated and connected with an aircraft-mounted plug-in photoelectric device;
be provided with the filter chamber in filtering dust collector (2), the filter chamber has set gradually multilayer impurity filtration in, by outer to interior being respectively: the biological membrane comprises a plurality of layers of PP cotton (13), a plurality of layers of activated carbon (14), a first metal separation net (15), a biological molecular membrane (16) and a second metal separation net (17);
the upper end of the drying cabin (4) is provided with a drying cabin upper end cover (3), and the lower end of the drying cabin (4) is provided with a drying cabin lower end cover (8);
a dehumidification cavity (11) is arranged in the drying cabin (4); the shape of the dehumidifying cavity (11) is a right-angle bent foot form or a spiral bent foot form;
the dehumidifying cavity (11) is internally provided with a drying agent (18).
2. A breathing-capable dry-filter device for avionics equipment in accordance with claim 1, characterized in that: one end of the filter dust removal device (2) connected with the breather valve is provided with a pressing ring (12).
3. A breathing-capable dry-filter device for avionics equipment in accordance with claim 1, characterized in that: the outer surface of the drying cabin (4) is of an arc structure.
4. Use of a drying and filtering device with breathing function for avionics according to claim 1, characterized in that: the breather valve is set to be small in pressure difference, when the electronic equipment works under different atmospheric pressure environments, the internal and external pressure difference reaches the set pressure difference, the breather valve is opened, external air firstly enters the filter cavity, various impurities in the air are filtered, moisture contained in the air is removed through the dehumidification cavity, and finally, dry and clean air is sent to the interior of the equipment to circularly work in the mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010009895.0A CN111151073B (en) | 2020-01-06 | 2020-01-06 | Drying and filtering device with breathing function and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010009895.0A CN111151073B (en) | 2020-01-06 | 2020-01-06 | Drying and filtering device with breathing function and using method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111151073A CN111151073A (en) | 2020-05-15 |
| CN111151073B true CN111151073B (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010009895.0A Active CN111151073B (en) | 2020-01-06 | 2020-01-06 | Drying and filtering device with breathing function and using method thereof |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2076744C1 (en) * | 1995-09-19 | 1997-04-10 | Адамович Борис Андреевич | "sigma" apparatus providing human breathing in emergencies |
| GB2418237A (en) * | 2003-10-29 | 2006-03-22 | Haldex Brake Corp | Internal breathing valve in a spring brake actuator |
| CN201733025U (en) * | 2010-06-12 | 2011-02-02 | 丹阳市中信化工电器设备有限公司 | Respiratory valve of respiratory explosion-proof junction box |
| CN104028056A (en) * | 2014-06-06 | 2014-09-10 | 中国人民解放军后勤工程学院 | Filtering, drying and breathing system of oil storage device |
| CN204739848U (en) * | 2015-05-31 | 2015-11-04 | 鹤壁市人元生物技术发展有限公司 | Little biological agent drying system |
| CN105032095A (en) * | 2015-07-31 | 2015-11-11 | 南通中意达自动化设备科技有限公司 | Wet-type air filter |
| CN204996303U (en) * | 2015-07-31 | 2016-01-27 | 西安旭彤电子科技有限公司 | Electronics autoregeneration formula drying device |
| CN105771112A (en) * | 2016-04-06 | 2016-07-20 | 山东工大新材料研究院有限公司 | Ultra-filtration and ultra-adsorption carbon fiber ventilation filter and preparing method thereof |
| CN106662343A (en) * | 2014-10-06 | 2017-05-10 | 卡洛斯·埃杜拉多·科埃略·费雷拉 | Filter |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB736099A (en) * | 1952-11-14 | 1955-08-31 | Stuart Audley Saxton | Improvements in and relating to storage cases |
| US4253455A (en) * | 1978-08-07 | 1981-03-03 | A-T-O Inc. | Breathing valve assembly with diaphragm control of the exhaust ports |
| CA2236074A1 (en) * | 1996-09-02 | 1998-03-12 | Elena Nikanorovna Tkatchouk | Apparatus for production of gas mixture to be used for hypoxic therapy |
| SE523797C2 (en) * | 2001-03-19 | 2004-05-18 | Fogless Internat Ab | Breathing-speaking valve |
| DE102004013453B4 (en) * | 2004-03-11 | 2006-07-27 | Msa Auer Gmbh | Blower filter device for respirator hoods and masks |
| CN102247747A (en) * | 2011-07-26 | 2011-11-23 | 杜世睿 | Exhaust port gaseous pollutant treatment system for breather valve |
| CN106523215A (en) * | 2016-11-02 | 2017-03-22 | 重庆市百科鼎昱科技有限公司 | Carbon tank fuel tank cap assembly |
| CN107349536B (en) * | 2017-07-13 | 2020-07-21 | 青岛大学 | Intelligent mask with breather valve |
| CN108394635A (en) * | 2018-04-10 | 2018-08-14 | 中国民航科学技术研究院 | A kind of dedicated lithium battery storage box of aircraft |
| KR20190133527A (en) * | 2018-05-23 | 2019-12-03 | 건국대학교 산학협력단 | Ozone mask with exhalation valve |
| CN108891727A (en) * | 2018-07-03 | 2018-11-27 | 上海帅腾环保科技有限公司 | A kind of industrial chemicals has the storage device of moisture-proof function |
-
2020
- 2020-01-06 CN CN202010009895.0A patent/CN111151073B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2076744C1 (en) * | 1995-09-19 | 1997-04-10 | Адамович Борис Андреевич | "sigma" apparatus providing human breathing in emergencies |
| GB2418237A (en) * | 2003-10-29 | 2006-03-22 | Haldex Brake Corp | Internal breathing valve in a spring brake actuator |
| CN201733025U (en) * | 2010-06-12 | 2011-02-02 | 丹阳市中信化工电器设备有限公司 | Respiratory valve of respiratory explosion-proof junction box |
| CN104028056A (en) * | 2014-06-06 | 2014-09-10 | 中国人民解放军后勤工程学院 | Filtering, drying and breathing system of oil storage device |
| CN106662343A (en) * | 2014-10-06 | 2017-05-10 | 卡洛斯·埃杜拉多·科埃略·费雷拉 | Filter |
| CN204739848U (en) * | 2015-05-31 | 2015-11-04 | 鹤壁市人元生物技术发展有限公司 | Little biological agent drying system |
| CN105032095A (en) * | 2015-07-31 | 2015-11-11 | 南通中意达自动化设备科技有限公司 | Wet-type air filter |
| CN204996303U (en) * | 2015-07-31 | 2016-01-27 | 西安旭彤电子科技有限公司 | Electronics autoregeneration formula drying device |
| CN105771112A (en) * | 2016-04-06 | 2016-07-20 | 山东工大新材料研究院有限公司 | Ultra-filtration and ultra-adsorption carbon fiber ventilation filter and preparing method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 呼吸阀在大型仓储装备上的技术研究与应用;武治海;《粉煤灰》;20160825;10-12 * |
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