CN201959661U - Multilevel deep filtration moisture-absorbing air filter - Google Patents
Multilevel deep filtration moisture-absorbing air filter Download PDFInfo
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- CN201959661U CN201959661U CN2011200401475U CN201120040147U CN201959661U CN 201959661 U CN201959661 U CN 201959661U CN 2011200401475 U CN2011200401475 U CN 2011200401475U CN 201120040147 U CN201120040147 U CN 201120040147U CN 201959661 U CN201959661 U CN 201959661U
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Abstract
A multilevel deep filtration moisture-absorbing air filter relates to the technical field of air filters. The multilevel deep filtration moisture-absorbing air filter comprises a connecting pipe, wherein a sleeve pipe is tightly connected to the outer side of the connecting pipe; a transparent casing is arranged outside the sleeve pipe at a certain interval; a bottom cover, a compound filter element and a secondary rough filter element are sequentially arranged between the sleeve pipe and the transparent casing from the bottom down; the compound filter element and the secondary rough filter element are arranged at a certain interval to form a moisture-absorbing space; air vents are formed on the bottom cover; and a fine-filtering air filter is arranged above the transparent casing. By adopting multilevel layering filtration, the multilevel deep filtration moisture-absorbing air filter has high filtering precision, can filter small particles and dust, can efficiently increase the moisture-absorbing property and can prolong the service life of the filter.
Description
Affiliated technical field
The utility model relates to a kind of air filter, especially a kind of multistage moisture absorption air filter.
Background technology
At present, existing moisture absorption air filter filtering accuracy is about 100 μ m to 180 μ m, and its filtering accuracy is relatively low, more and more can not satisfy the demand of hydraulic pressure industry development.Moisture content and solid particle are the main causes of industrial equipment oil contamination; when traditional moisture absorption air filter filters air; general earlier through coarse filtration oil sump tank after the moisture absorption again; though can remove most of airborne moisture content; but because filtering accuracy is lower; can only tackle big dust particle; part granule dust can enter fuel tank and pollute fluid; when under the condition of many dirt operating mode, working especially; can have a strong impact on the reliability of system, the corrosion and the wearing and tearing of aggravation Hydraulic Elements increase leakage rate; reduce operating efficiency, cause the system failure even shutdown.
Summary of the invention
In order to overcome the existing low deficiency of moisture absorption air filter filtering accuracy, the utility model provides a kind of multistage profound moisture absorption air filter that filters, this multistage profound moisture absorption air filter that filters adopts multilevel hierarchy to filter, the filtering accuracy height, can filter the granule dust, can effectively improve moisture pick-up properties, prolong the service life of cleaner.
The technical scheme that its technical problem that solves the utility model adopts is, a kind of multistage profound moisture absorption air filter that filters, comprise the connection body, the outside of described connection body closely connects capable sleeve pipe, the outside of sleeve pipe keeps at a certain distance away and is provided with transparent shell, be disposed with bottom, composite filter element, secondary coarse filtration core between sleeve pipe and the transparent shell from bottom to up, distance certain at interval between composite filter element and the secondary coarse filtration core forms the moisture absorption space, bottom is provided with air-vent, and the top of transparent shell is provided with smart filtered air cleaner.
Air-vent on the described bottom comprises suction hole and venthole, and suction hole is provided with the breather cheek valve core, and venthole is provided with the outgassing nonreturn valve core.
Described moisture absorption is provided with hygroscopic agent in the space.
Described composite filter element comprises close-connected trilaminate material, and subsurface material is a lower filter screen, and middle layer material is the coarse filtration core, the upper layer of material upper filter screen.
Described smart filtered air cleaner comprises smart filter housing body, smart filter core, the holddown spring crossed, be extended with in the middle of the bottom of smart filter housing body and be connected the pipe box that the body upper end is complementary, pipe box tightly is connected the upper end that connects body, smart filter housing body lower end outer wall tightly is buckled in the transparent shell upper end, the smart filter core of crossing is installed on the interior pipe box of smart filter housing body, the smart mistake between filter core and the smart filter housing body is provided with holddown spring, and smart filter housing body below is provided with passage.
Described smart filter housing body lower end outer wall and junction, transparent shell upper end are provided with sealing ring.
The described smart filter core of crossing comprises the filter core cylindrical shell, and the left and right sides of filter core cylindrical shell is respectively arranged with smart screen pack, and the centre of filter core cylindrical shell is a ventilation space.
Described breather cheek valve core is installed on the bottom by gas valve screw, and the outgassing nonreturn valve core is installed on the bottom by gas valve screw.
Suction hole on the described bottom and breather cheek valve core are three, and venthole and outgassing nonreturn valve core are three.
The arranged outside of described pipe box has inner seal ring.
The beneficial effects of the utility model are, because this multistage profound moisture absorption air filter that filters comprises the connection body, the outside of described connection body closely is connected with sleeve pipe, the outside of sleeve pipe keeps at a certain distance away and is provided with transparent shell, be disposed with bottom between sleeve pipe and the transparent shell from bottom to up, composite filter element, secondary coarse filtration core, distance certain at interval between composite filter element and the secondary coarse filtration core forms the moisture absorption space, bottom is provided with air-vent, the top of transparent shell is provided with smart filtered air cleaner, therefore this multistage profound moisture absorption air filter that filters adopts multilevel hierarchy to filter, the filtering accuracy height, can filter the granule dust, can effectively improve moisture pick-up properties, prolong the service life of cleaner.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is the multistage profound structure cutaway view that filters the moisture absorption air filter of embodiment.
Fig. 2 is the upward view of Fig. 1.
Fig. 3 is the multistage profound cutaway view of moisture absorption air filter when air-breathing that filter of embodiment.
Cutaway view when Fig. 4 is the expiration of the multistage profound level filtration of embodiment moisture absorption air filter.
The specific embodiment
As shown in Figures 1 to 4, a kind of multistage profound moisture absorption air filter that filters, comprise and connect body 6, the outside of described connection body 6 closely is connected with sleeve pipe 5, the outside of sleeve pipe 5 keeps at a certain distance away and is provided with transparent shell 7, be disposed with bottom 1, composite filter element 41, secondary coarse filtration core 9 between sleeve pipe 5 and the transparent shell 7 from bottom to up, described composite filter element 41 comprises close-connected trilaminate material, subsurface material is a lower filter screen 12, middle layer material is a coarse filtration core 3, upper layer of material upper filter screen 4.Bottom 1 is arranged on the bottom of sleeve pipe 5 and transparent shell 7, secondary coarse filtration core 9 is arranged on the top of sleeve pipe 5 and transparent shell 7, distance certain at interval between composite filter element 41 and the secondary coarse filtration core 9 forms moisture absorption space 31, be provided with hygroscopic agent 8 in the described moisture absorption space 31, described bottom 1 is provided with three suction holes 32 and three ventholes 33, each suction hole 32 is provided with breather cheek valve core 2, breather cheek valve core 2 is installed on the bottom 1 by gas valve screw 14, each venthole 33 is provided with outgassing nonreturn valve core 13, and outgassing nonreturn valve core 13 is installed on the bottom 1 by gas valve screw 14.Breather cheek valve core 2 and outgassing nonreturn valve core 13 adopt diaphragm type structure.The top of transparent shell 7 is provided with smart filtered air cleaner 11.Described smart filtered air cleaner 11 comprises smart filter housing body 34, the smart filter core 35 of crossing, holddown spring 37, the centre, bottom of smart filter housing body 34 is extended with and is connected the pipe box 36 that body 6 upper ends are complementary, pipe box 36 tightly is connected the upper end that connects body 6, the arranged outside of described pipe box 36 has inner seal ring 61, smart filter housing body 34 lower end outer walls tightly are buckled in transparent shell 7 upper ends, described smart filter housing body 34 lower end outer walls and junction, transparent shell 7 upper end are provided with sealing ring 10, the smart filter core 35 of crossing is installed on the pipe box 36 in the smart filter housing body 34, the smart mistake between filter core 35 and the smart filter housing body 34 is provided with holddown spring 37, and smart filter housing body 34 belows are provided with passage 42.The described smart filter core 35 of crossing comprises filter core cylindrical shell 38, and the left and right sides of filter core cylindrical shell 38 is respectively arranged with smart screen pack 39, and the centre of filter core cylindrical shell 38 is a ventilation space 40.
During use, the bottom of the connection body 6 of this cleaner is connected on the fuel tank of hydraulic system.As shown in Figure 1, when not working, breather cheek valve core 2 and outgassing nonreturn valve core 13 all are in closed condition, play sealing function, make hygroscopic agent 8 and atmospheric isolation, and hygroscopic agent 8 is not polluted by outside air, effectively prolong the service life of hygroscopic agent 8.
As shown in Figure 3, when tank pressure was lower than atmospheric pressure, this cleaner began air-breathing work.At this moment because atmospheric pressure is higher than tank pressure, breather cheek valve core 2 is opened, outgassing nonreturn valve core 13 is in closed condition, air through behind suction hole 32, breather cheek valve core 2, composite filter element 41, secondary coarse filtration core 9, passage 42, smart screen pack 39, the connection body 6, enters fuel tank successively then.
As shown in Figure 4, when tank pressure was higher than atmospheric pressure, this cleaner began exhaust work.At this moment because tank pressure is higher than atmospheric pressure, outgassing nonreturn valve core 13 is opened, breather cheek valve core 2 is in closed condition, air through after connecting body 6, smart screen pack 39, passage 42, secondary coarse filtration core 9, composite filter element 41, venthole 33, outgassing nonreturn valve core 13, enters atmosphere successively.
Therefore, this multistage profound function that the moisture absorption air filter has multistage profound filtration of air and moisture absorption of filtering, the filtering accuracy height can filter the granule dust, can effectively improve moisture pick-up properties.The main feature of this cleaner is exactly to have improved structure on the basis of normal air cleaner, increased the structure of multistage profound filtration and moisture absorption, the usefulness of hygroscopic agent is fully utilized, realized high performance filtration of air and moisture absorption have effectively been guaranteed the reliability of system.
Claims (10)
1. a multistage profound level is filtered the moisture absorption air filter, comprise and connect body (6), it is characterized in that: the outside of described connection body (6) closely is connected with sleeve pipe (5), the outside of sleeve pipe (5) keeps at a certain distance away and is provided with transparent shell (7), be disposed with bottom (1) from bottom to up between sleeve pipe (5) and the transparent shell (7), composite filter element (41), secondary coarse filtration core (9), distance certain at interval between composite filter element (41) and the secondary coarse filtration core (9) forms moisture absorption space (31), bottom (1) is provided with air-vent, and the top of transparent shell (7) is provided with smart filtered air cleaner (11).
2. the multistage profound moisture absorption air filter that filters according to claim 1, it is characterized in that: the air-vent on the described bottom (1) comprises suction hole (32) and venthole (33), suction hole (32) is provided with breather cheek valve core (2), and venthole (33) is provided with outgassing nonreturn valve core (13).
3. the multistage profound moisture absorption air filter that filters according to claim 2 is characterized in that: be provided with hygroscopic agent (8) in the described moisture absorption space (31).
4. the multistage profound moisture absorption air filter that filters according to claim 3, it is characterized in that: described composite filter element (41) comprises close-connected trilaminate material, subsurface material is lower filter screen (12), and middle layer material is coarse filtration core (3), upper layer of material upper filter screen (4).
5. the multistage profound moisture absorption air filter that filters according to claim 1, it is characterized in that: described smart filtered air cleaner (11) comprises smart filter housing body (34), the smart filter core (35) of crossing, holddown spring (37), be extended with in the middle of the bottom of smart filter housing body (34) and be connected the pipe box (36) that body (6) upper end is complementary, pipe box (36) tightly is connected the upper end that connects body (6), smart filter housing body (34) lower end outer wall tightly is buckled in transparent shell (7) upper end, the smart filter core (35) of crossing is installed on the interior pipe box (36) of smart filter housing body (34), the smart mistake between filter core (35) and the smart filter housing body (34) is provided with holddown spring (37), and smart filter housing body (34) below is provided with passage (42).
6. the multistage profound moisture absorption air filter that filters according to claim 5 is characterized in that: described smart filter housing body (34) lower end outer wall and junction, transparent shell (7) upper end are provided with sealing ring (10).
7. the multistage profound moisture absorption air filter that filters according to claim 6, it is characterized in that: the described smart filter core (35) of crossing comprises filter core cylindrical shell (38), the left and right sides of filter core cylindrical shell (38) is respectively arranged with smart screen pack (39), and the centre of filter core cylindrical shell (38) is ventilation space (40).
8. the multistage profound moisture absorption air filter that filters according to claim 7, it is characterized in that: described breather cheek valve core (2) is installed on the bottom (1) by gas valve screw (14), and outgassing nonreturn valve core (13) is installed on the bottom (1) by gas valve screw (14).
9. the multistage profound moisture absorption air filter that filters according to claim 8, it is characterized in that: suction hole on the described bottom (1) and breather cheek valve core are three, venthole and outgassing nonreturn valve core are three.
10. the multistage profound moisture absorption air filter that filters according to claim 5, it is characterized in that: the arranged outside of described pipe box (36) has inner seal ring (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200401475U CN201959661U (en) | 2011-02-14 | 2011-02-14 | Multilevel deep filtration moisture-absorbing air filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200401475U CN201959661U (en) | 2011-02-14 | 2011-02-14 | Multilevel deep filtration moisture-absorbing air filter |
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| Publication Number | Publication Date |
|---|---|
| CN201959661U true CN201959661U (en) | 2011-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011200401475U Expired - Lifetime CN201959661U (en) | 2011-02-14 | 2011-02-14 | Multilevel deep filtration moisture-absorbing air filter |
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| CN (1) | CN201959661U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104314888A (en) * | 2014-10-29 | 2015-01-28 | 神华集团有限责任公司 | Breather and oil tank |
| CN105920983A (en) * | 2016-06-08 | 2016-09-07 | 珠海市思卡净化技术有限公司 | Compressed air drying and filtering drum |
| CN106861279A (en) * | 2010-10-23 | 2017-06-20 | 罗伯特·博世有限公司 | Filter housings for filter and the filter with this filter housings |
| CN107081027A (en) * | 2017-05-11 | 2017-08-22 | 扬州华光橡塑新材料有限公司 | Detachable Integral air filtration device |
| CN108283842A (en) * | 2017-10-26 | 2018-07-17 | 中科美菱低温科技股份有限公司 | A kind of new multistage composite air filtering structure |
-
2011
- 2011-02-14 CN CN2011200401475U patent/CN201959661U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106861279A (en) * | 2010-10-23 | 2017-06-20 | 罗伯特·博世有限公司 | Filter housings for filter and the filter with this filter housings |
| CN104314888A (en) * | 2014-10-29 | 2015-01-28 | 神华集团有限责任公司 | Breather and oil tank |
| CN104314888B (en) * | 2014-10-29 | 2016-09-07 | 神华集团有限责任公司 | Respiratory organ and fuel tank |
| CN105920983A (en) * | 2016-06-08 | 2016-09-07 | 珠海市思卡净化技术有限公司 | Compressed air drying and filtering drum |
| CN107081027A (en) * | 2017-05-11 | 2017-08-22 | 扬州华光橡塑新材料有限公司 | Detachable Integral air filtration device |
| CN108283842A (en) * | 2017-10-26 | 2018-07-17 | 中科美菱低温科技股份有限公司 | A kind of new multistage composite air filtering structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110907 |