CN202844782U - Filter element structure of air filter - Google Patents
Filter element structure of air filter Download PDFInfo
- Publication number
- CN202844782U CN202844782U CN 201220441797 CN201220441797U CN202844782U CN 202844782 U CN202844782 U CN 202844782U CN 201220441797 CN201220441797 CN 201220441797 CN 201220441797 U CN201220441797 U CN 201220441797U CN 202844782 U CN202844782 U CN 202844782U
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- Prior art keywords
- filter
- sealing ring
- mounting head
- end cap
- filter core
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- Expired - Fee Related
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Abstract
The utility model discloses a filter element structure of an air filter. The filter element structure comprises a main filter element body, an end cover assembly arranged at the upper end of the main filter element body, a bottom cover assembly arranged at the lower end of the main filter element body, and a fastening screw rod; the end cover assembly further comprises an end cover body, an installing head and an end cover sealing ring, wherein the installing head is arranged on the upper end surface of the end cover body and is used for being in connection with a pipe head of the air filter in an installing way; the end cover sealing ring is assembled on the installing head; a air hole which is through in the up-down direction is formed in the installing head; and an inclined positioning surface rounding the periphery of the installing head is also formed on the upper end surface of the end cover body. By adopting the filter element structure of the air filter, disclosed by the utility model, the installation time can be effectively saved, the end cover sealing ring is hardly damaged, and the service life of the end cover sealing ring is prolonged; and simultaneously, the filter element structure of the air filter is simple in structure and reliable in performance, and can greatly save the usage cost of a user, thus realizing the purpose of high efficiency and economy.
Description
Technical field
The utility model relates to a kind of air cleaner, has related in particular to the filter cartridge construction of air cleaner.
Background technology
Compressed air is the second largest power source that is only second to electric power, be again the technique source of the gas that serves many purposes, its range of application spreads all over industry and the departments such as environmental protection, automobile making, oil, chemical industry, metallurgy, electric power, machinery, light industry, weaving, electronics, food, medicine, biochemistry, national defence, scientific research.As everyone knows, under any operating mode, contain a considerable amount of impurity in the compressed air of unprocessed mistake, as: water, rust, particle dust and oil, directly do not use if do not remove these impurity, airborne impurity can cause to the air force element in the system very large harm, and this just needs to use the filtration, purification system, filter is filtering purifying equipment important in the filtration, purification system, and filter element is again the core parts of filter filtration, purification.
Chinese patent application number is called " filter that improves structure " for the patent of invention of " 201110216849.9 " discloses name, comprise tube head, pipe shaft and filter core, filter core and tube head are tightly connected, tube head is by sealing combination at upper end and base plate after outer cylinder and the inner cylinder arranged concentric, the lower end is uncovered setting, the filter core cross section is the U-shaped structure, comprise at the bottom of filter core mouth and the filter core, this filter core oral area is connected with the inner circle seal of tube of tube head, the cross section of pipe shaft also is that the sheathed outer pipe open end with the filter core outside and cylinder outer wall and tube head of U-shaped and this pipe shaft is tightly connected, the pipe shaft interior diameter is greater than the filter core overall diameter, Formation cross-section is the cavity of annulus between pipe shaft inwall and the filter core outer wall, it is characterized in that: the link of pipe is provided with connecting portion in this filter core and the tube head, adopt Easy-dismounting structure directly to be fixedly connected with rear sealing in this connecting portion and the tube head between the pipe, this filter that improves structure is easier for installation quick, can significantly reduce the advantage of cost, in addition owing to there is not the obstruction of contiguous block, can greatly reduce the resistance of air Flow In A Circular Tube in tube head, reduce energy loss when filtering.
In the use procedure of reality, traditional end cover of filter element head and tube head since between the location that is connected not firm, occur easily looseningly, when filter core is installed, cause the sealing ring of end cap head very easily to wear and tear, thereby affect the effect of air filtration purification.And because explosion occurs easily after reaching its life cycle filter core, other element of contaminated filter cleaning system increases maintenance cost, so filter element will in time be changed.The filter element replacing mode of existing filter is, one screwed fastening screw is arranged in the filter tube head, one screwed hole that matches with screw flight is arranged at the bottom of filter element, during installation, with filter element bottom thread hole and screw rod assembly connection, the revolving filter filter core is locked, in the process of locking with the inner cylinder of the air inlet alignment filter organ pipe head of filter element, the revolving filter filter core screws in O-ring seals on the air inlet outer cylinder of filter element and the outer cylinder in the filter tube head inner cylinder again, is locked.Existing filter core Installation Modes, the set-up time is long, and the O-ring seals of when mounted filter element air inlet oral area is damaged easily, affects the filtration, purification effect.With admission pressure 0.8Mpa, flow 25.8m
3The filter of/min is example, and the time of changing filter element in filter is 8-10 minute, and the replacing time that the larger filter of flow is installed is just longer.All there is defects in filter in the market.
The utility model content
The technical problems to be solved in the utility model is in order to overcome technological deficiency recited above, a kind of filter cartridge construction of air cleaner to be provided.
In order to solve technical problem recited above, the utility model is taked following technical scheme:
A kind of filter cartridge construction of air cleaner, include the filter core main body, be installed in filter core main body upper end end-cap assembly, be installed in bottom assembly and the fastening screw of filter core main body lower end, described end-cap assembly further includes the end cap body, is arranged on end cap body upper surface for the tube head of air cleaner the mounting head that is connected and the end cap seal circle that is assemblied in mounting head being installed, offer the air inlet of up/down perforation in the described mounting head, the upper surface of described end cap body also is provided with the inclined-plane, location that is centered around the mounting head periphery.
One end of fastening screw exposes air inlet and is used for being connected with tube head, and the other end passes air inlet and the filter core main body is connected with the installation of bottom assembly.
Be provided with the sealing ring resettlement groove on the described mounting head lateral wall, described sealing ring resettlement groove is positioned at the top on inclined-plane, location, and described end cap seal circle places the sealing ring resettlement groove.
Described mounting head lateral wall also offers locating notch, and described locating notch is positioned at the top of sealing ring resettlement groove.The shape of this locating notch can be half round post, rhombus or cylindricality.
Described end cap body below has minute fluidization tower of hollow, and the air inlet of described minute fluidization tower and mounting head is set to one.
The bottom sealing ring that described bottom assembly further includes bottom body, fixing and locking spare and is assemblied in fixing and locking spare.One end of described fastening screw and fixing and locking spare assembly connection.
Described fixing and locking spare lower surface is provided with rotating handles, and filter core is when assembling, and rotating handles can make things convenient for the rotation of fixing and locking spare, so that the installation of filter core.
The filter cartridge construction that the utility model provides, with the filter core after original the assembling directly the mode in fastening screw screws in the tube head that is fixed on filter change into first the end cover of filter element of filter and body packed into and lock fixing with filter core bottom fixing and locking spare and fastening screw again in the tube head of filter.The utility model is in the use procedure of reality, equally with admission pressure 0.8Mpa, flow 25.8m
3The filter of/min is example, and the time of changing filter core provided by the utility model in filter is 4-6 minute, than the saving of traditional filter core nearly half replacing time.Installation between the filter core of filter and the tube head of filter is quick, easy, and usage space is little, and the end cap seal circle of the end cap head of filter core is not easy breakage, can effectively protect filter core in the process of filter core and tube head installation.And in actual use owing to have locating notch and location inclined-plane Dual positioning on the end cap head so that with the tube head assembling after the filter core firm position, effectively protected the sealing ring of end cap head not to be worn.Filter cartridge construction of the present utility model can effectively be saved its set-up time, and end cap seal circle cracky not, prolongs the service life of end cap sealing ring, simultaneously simple in structure, dependable performance, the use cost that can significantly save the user is to realize the purpose of high-efficiency and economic.
Description of drawings
Fig. 1 is the overall structure schematic diagram of filter core.
Fig. 2 is the decomposition texture schematic diagram of filter core.
Fig. 3 is the structural representation of end cap body.
Among the figure: 1. filter core main body, 2. end-cap assembly, 21. end cap bodies, 22. end cap seal circles, 23. mounting heads, inclined-plane, 24. location, 25. sealing ring resettlement grooves, 26. locating notches, 27. air inlets, 28. minutes fluidization towers, 3. bottom assembly, 31. bottom bodies, 32. bottom sealing rings, 33. fixing and locking spares, 34. rotating handleses, 4. fastening screw.
The specific embodiment
See also Fig. 1 to Fig. 3, as shown in the figure, the filter cartridge construction of air cleaner includes filter core main body 1, be installed in the end-cap assembly 2 of filter core main body 1 upper end, be installed in the bottom assembly 3 of filter core main body 1 lower end, and fastening screw 4, end-cap assembly 2 further includes end cap body 21, being arranged on end cap body 21 upper surfaces is used for the tube head of air cleaner the mounting head 24 that is connected being installed, and the end cap seal circle 22 that is assemblied in mounting head 24, offer the air inlet 27 of up/down perforation in the mounting head 24, the upper surface of end cap body 21 also is provided with the inclined-plane, location 24 that is centered around the mounting head periphery; One end of fastening screw 4 exposes air inlet 27 and is used for being connected with the tube head of air cleaner, and the other end passes air inlet and filter core main body 1 is connected with 3 installations of bottom assembly; Be provided with sealing ring resettlement groove 25 on mounting head 23 lateral walls, sealing ring resettlement groove 25 is positioned at the top on inclined-plane 24, location, and end cap seal circle 22 places sealing ring resettlement groove 25; Mounting head 23 lateral walls also offer locating notch 26, and locating notch 26 is positioned at the top of sealing ring resettlement groove 25, the locating notch among Fig. 3 be shaped as half round post; End cap body 21 belows have minute fluidization tower 28 of hollow, and minute fluidization tower 28 is set to one with the air inlet 27 of mounting head 23.
The bottom sealing ring 32 that the bottom assembly further includes bottom body 31, fixing and locking spare 33 and is assemblied in fixing and locking spare; One end of fastening screw 4 and fixing and locking spare 33 assembly connections; Fixing and locking spare 33 lower surfaces are provided with rotating handles 34, and filter core is when assembling, and rotating handles can make things convenient for the rotation of fixing and locking spare, so that the installation of filter core.
When mounted, the mounting head 23 of end cap body 21 upper surfaces of filter core is connected with the inner circle seal of tube of tube head, the air inlet 27 of offering on the mounting head 23 is packed in the tube head inner cylinder, in the sealing ring resettlement groove 25 of mounting head 23 end cap seal circle 22 is housed, when filter core and tube head assembling are finished, fit in the inclined-plane, location of end cap body and the inclined-plane of tube head inner cylinder, the interior location position of bone of locating notch and tube head inner cylinder that is arranged on the mounting head of end cap body cooperates; The filter core main body that will have an end-cap assembly is packed into behind the tube head inner cylinder, threaded engagement locking with the screwed hole in the fixing and locking spare and fastening screw, concrete locking method is as follows: the threaded one end of fastening screw is fixed in the interior screwed hole of tube head inner cylinder, the other end of fastening screw passes end-cap assembly and the filter core main body that assembles, the cylinder on fixing and locking spare top is inserted in the circular hole of filter core bottom, make the other end of fastening screw corresponding with the cylinder position on fixing and locking spare top, then by rotating handles rotation fixing and locking spare, make the other end of fastening screw can precession in the cylinder on fixing and locking spare top, fixing and locking spare is locked at fastening screw, thereby fix the filter core body, finish the assembling of filter core and tube head.
Claims (6)
1. the filter cartridge construction of an air cleaner, include the filter core main body, be installed in the end-cap assembly of filter core main body upper end, be installed in the bottom assembly of filter core main body lower end, and fastening screw, described end-cap assembly further includes the end cap body, being arranged on end cap body upper surface is used for the tube head of air cleaner the mounting head that is connected being installed, and the end cap seal circle that is assemblied in mounting head, offer the air inlet of up/down perforation in the described mounting head, it is characterized in that: the upper surface of described end cap body also is provided with the inclined-plane, location that is centered around the mounting head periphery.
2. filter cartridge construction as claimed in claim 1 is characterized in that: be provided with the sealing ring resettlement groove on the described mounting head lateral wall, described sealing ring resettlement groove is positioned at the top on inclined-plane, location, and described end cap seal circle places the sealing ring resettlement groove.
3. filter cartridge construction as claimed in claim 2, it is characterized in that: described mounting head lateral wall also offers locating notch, and described locating notch is positioned at the top of sealing ring resettlement groove.
4. filter cartridge construction as claimed in claim 1 is characterized in that: minute fluidization tower that described end cap body below has hollow, the air inlet of described minute fluidization tower and mounting head is set to one.
5. filter cartridge construction as claimed in claim 1 is characterized in that: the bottom sealing ring that described bottom assembly further includes bottom body, fixing and locking spare and is assemblied in fixing and locking spare, an end of described fastening screw and fixing and locking spare assembly connection.
6. filter cartridge construction as claimed in claim 5, it is characterized in that: described fixing and locking spare lower surface is provided with rotating handles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220441797 CN202844782U (en) | 2012-08-31 | 2012-08-31 | Filter element structure of air filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220441797 CN202844782U (en) | 2012-08-31 | 2012-08-31 | Filter element structure of air filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202844782U true CN202844782U (en) | 2013-04-03 |
Family
ID=47976021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220441797 Expired - Fee Related CN202844782U (en) | 2012-08-31 | 2012-08-31 | Filter element structure of air filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202844782U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103394249A (en) * | 2013-08-14 | 2013-11-20 | 李培培 | Air filter element cartridge |
| CN111601649A (en) * | 2017-12-08 | 2020-08-28 | 康明斯滤清系统知识产权公司 | Elliptical seal with stable profile |
-
2012
- 2012-08-31 CN CN 201220441797 patent/CN202844782U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103394249A (en) * | 2013-08-14 | 2013-11-20 | 李培培 | Air filter element cartridge |
| CN111601649A (en) * | 2017-12-08 | 2020-08-28 | 康明斯滤清系统知识产权公司 | Elliptical seal with stable profile |
| CN114642925A (en) * | 2017-12-08 | 2022-06-21 | 康明斯滤清系统知识产权公司 | Elliptical seal with stable profile |
| US11969686B2 (en) | 2017-12-08 | 2024-04-30 | Cummins Filtration Ip, Inc | Oval seal with stabilization contour |
| CN114642925B (en) * | 2017-12-08 | 2024-05-28 | 康明斯滤清系统知识产权公司 | Elliptical seal with stabilizing profile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 Termination date: 20210831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |