CN110318922B - Novel lock catch for air filter shell - Google Patents
Novel lock catch for air filter shell Download PDFInfo
- Publication number
- CN110318922B CN110318922B CN201910601330.9A CN201910601330A CN110318922B CN 110318922 B CN110318922 B CN 110318922B CN 201910601330 A CN201910601330 A CN 201910601330A CN 110318922 B CN110318922 B CN 110318922B
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- Prior art keywords
- arc
- flanging
- shaped
- hole
- positioning
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- 238000007789 sealing Methods 0.000 claims abstract description 20
- 210000003127 knee Anatomy 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/024—Air cleaners using filters, e.g. moistened
- F02M35/02416—Fixing, mounting, supporting or arranging filter elements; Filter element cartridges
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gasket Seals (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses a novel lock catch for an air filter shell, which comprises an upper shell and a lower shell, wherein a first flanging and a plurality of large semicircular bulges are formed on the upper shell, and a first arc-shaped hole and a second arc-shaped hole are formed on the large semicircular bulges; a second flanging and a plurality of small semicircular bulges are formed on the lower shell, and third circular arc-shaped holes with openings at two ends are formed on the small semicircular bulges; an arc-shaped bent rod is sleeved in the first arc-shaped hole, and one end of the arc-shaped bent rod sequentially penetrates through the third arc-shaped hole and the second arc-shaped hole; an arc groove communicated with the first arc hole is formed in the large semicircular bulge, a driving lever is sleeved in the arc groove and fixedly connected with the other end of the arc bent lever, and an elastic sealing gasket is clamped between the first outer flanging and the second outer flanging. The invention can effectively ensure the sealing performance of the air filter through the elastic sealing gasket, and the locking mode is convenient and quick, and the stability is good.
Description
Technical Field
The invention relates to the technical field of cylinder head covers, in particular to a novel lock catch for an air filter shell.
Background
At present, the volume of an air filter for an automobile is large, and in order to prevent the situation that the upper shell and the lower shell of the air filter are not tightly connected to cause leakage or fall off in the using process, all-metal locking buckles are generally used and large locking force is ensured. But also has disadvantages, firstly, the finger of the user is easy to be hurt because the locking force is larger and the resilience force is larger when the buckle is opened; secondly, in winter or the place that the temperature is lower, the metal buckle is not very humanized when changing the filter core to its area of contact is little, is difficult to operate.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a novel lock catch for an air filter shell, which can effectively ensure the sealing property of the air filter through an elastic sealing gasket, and has the advantages of convenient and quick locking mode and good stability.
The scheme for solving the technical problems is as follows:
a novel lock catch for an air filter shell comprises an upper shell and a lower shell of an air filter, wherein a first flanging is formed on the outer wall of the lower end of the upper shell, a plurality of large semicircular bulges are formed on the first flanging, and a first arc-shaped hole and a second arc-shaped hole which are coaxially arranged but are not communicated are formed in each large semicircular bulge; a second outward flanging is formed on the outer wall of the upper end of the lower shell, a plurality of small semicircular bulges which correspond to the large semicircular bulges one by one are formed on the second outward flanging, and third circular arc-shaped holes with openings at two ends are formed on the small semicircular bulges; an arc-shaped bent rod is sleeved in the first arc-shaped hole, and one end of the arc-shaped bent rod penetrates through the third arc-shaped hole and then extends into the second arc-shaped hole; an arc groove communicated with the first arc-shaped hole is formed in the large semicircular bulge, a deflector rod is sleeved in the arc groove, and the deflector rod is fixedly connected with the other end of the arc-shaped bent rod;
the elastic sealing gasket is clamped between the first outward flanging and the second outward flanging, and the arc-shaped bent rod penetrates through the yielding hole of the elastic sealing gasket.
The distance between the circle center of the central arc line of the arc-shaped bent rod and the lower bottom surface of the first flanging is L1, the distance between the circle center of the central arc line of the arc-shaped bent rod and the upper bottom surface of the second flanging is L2, the thickness of the elastic sealing gasket in a free state is L3, and L3 is more than or equal to L2-L1.
The lower bottom surface of the first flanging is provided with more than two positioning columns in a forming mode, the second flanging is provided with a plurality of positioning holes in one-to-one correspondence with the positioning columns, and the positioning columns are inserted and sleeved in the positioning holes.
A plurality of positioning through holes which correspond to the positioning columns one to one are formed in the elastic sealing gasket, and the positioning columns penetrate through the positioning through holes.
The central angle of the arc-shaped bent rod is larger than 180 degrees.
The driving lever penetrates through the outer extending end of the arc groove to form a screw rod, a locking nut is screwed on the screw rod, and the locking nut is pressed on the large semicircular bulge.
The locking nut is formed with a handheld portion, and the end portion of the handheld portion is formed with a dome.
The invention has the following outstanding effects: compared with the prior art, the air filter can effectively ensure the sealing performance of the air filter through the elastic sealing gasket, and the locking mode is convenient and quick and has good stability.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a cross-sectional view of FIG. 2 taken about A-A;
FIG. 4 is a cross-sectional view of FIG. 1 taken about C-C;
fig. 5 is a cross-sectional view of fig. 4 taken about B-B.
Detailed Description
In the embodiment, as shown in fig. 1 to 5, a novel lock catch for an air cleaner housing comprises an upper housing 1 and a lower housing 2 of an air cleaner, wherein a first flanging 11 is formed on the outer wall of the lower end of the upper housing 1, a plurality of large semicircular protrusions 12 are formed on the first flanging 11, and a first circular arc-shaped hole 13 and a second circular arc-shaped hole 14 which are coaxially arranged but are not communicated are formed on the large semicircular protrusions 12; a second flanging 21 is formed on the outer wall of the upper end of the lower shell 2, a plurality of small semicircular bulges 22 corresponding to the large semicircular bulges 12 one by one are formed on the second flanging 21, and third arc-shaped holes 23 with openings at two ends are formed on the small semicircular bulges 22; an arc-shaped bent rod 3 is sleeved in the first arc-shaped hole 13, and one end of the arc-shaped bent rod 3 penetrates through the third arc-shaped hole 23 and then extends into the second arc-shaped hole 14; an arc groove 15 communicated with the first arc hole 13 is formed in the large semicircular bulge 12, a deflector rod 4 is sleeved in the arc groove 15, and the deflector rod 4 is fixedly connected with the other end of the arc bent rod 3;
the elastic sealing gasket 5 is clamped between the first outward flanging 11 and the second outward flanging 21, and the arc-shaped bent rod 3 penetrates through a yielding hole 52 of the elastic sealing gasket 5.
Furthermore, the distance between the center of the central arc line 31 of the arc-shaped bent rod 3 and the lower bottom surface of the first flanging 11 is L1, the distance between the center of the central arc line 31 of the arc-shaped bent rod 3 and the upper bottom surface of the second flanging 21 is L2, the thickness of the elastic sealing gasket 5 in a free state is L3, and L3 is greater than or equal to L2-L1.
More specifically, more than two positioning posts 16 are formed on the lower bottom surface of the first flanging 11, a plurality of positioning holes 24 corresponding to the positioning posts 16 one by one are formed on the second flanging 21, and the positioning posts 16 are inserted into the positioning holes 24.
Furthermore, a plurality of positioning through holes 51 corresponding to the positioning posts 16 one to one are formed on the elastic sealing gasket 5, and the positioning posts 16 pass through the positioning through holes 51.
Furthermore, the central angle of the arc-shaped bent rod 3 is more than 180 degrees.
Furthermore, the driving lever 4 is formed with a screw rod 41 through the outer extending end of the arc groove 15, the screw rod 41 is screwed with the locking nut 6, and the locking nut 6 is pressed against the large semicircular bulge 12.
Further, the lock nut 6 is formed with a hand portion 61, and an end portion of the hand portion 61 is formed with a dome 62.
The working principle is as follows: firstly, aligning the positioning through hole 51 of the elastic sealing gasket 5 with the positioning hole 24 on the lower shell 2 and placing the positioning through hole on the second flanging 21 of the lower shell 2, and aligning the positioning column 16 of the upper shell with the positioning through hole and the positioning hole and inserting the positioning column into the positioning through hole and the positioning hole; second, stir arc knee 3 through handheld portion 61 and driving lever 4 of nut 6 and slide in first circular arc shape hole 13, driving lever 4 drives the one end of arc knee 3 and passes the end that stretches out behind the third circular arc shape hole 23 of casing 2 down and insert in second circular arc shape hole 14 to going up casing and lower casing reciprocal anchorage, and sealed cushion then is by the centre gripping after the extrusion between last casing and lower casing, can guarantee good leakproofness.
Finally, the above embodiments are only for illustrating the present invention and not for limiting the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the scope of the present invention should be defined by the claims.
Claims (7)
1. A hasp for air cleaner casing, includes air cleaner's last casing (1) and lower casing (2), its characterized in that: a first flanging (11) is formed on the outer wall of the lower end of the upper shell (1), a plurality of large semicircular bulges (12) are formed on the first flanging (11), and a first arc-shaped hole (13) and a second arc-shaped hole (14) which are coaxially arranged but not communicated are formed on the large semicircular bulges (12); a second flanging (21) is formed on the outer wall of the upper end of the lower shell (2), a plurality of small semicircular bulges (22) which correspond to the large semicircular bulges (12) one by one are formed on the second flanging (21), and third arc-shaped holes (23) with openings at two ends are formed on the small semicircular bulges (22); the large semicircular bulge (12) and the small semicircular bulge (22) have the same circle center and radius, and the first circular arc hole (13), the second circular arc hole (14) and the third circular arc hole (23) have the same circle center and radius; an arc-shaped bent rod (3) is sleeved in the first arc-shaped hole (13), and one end of the arc-shaped bent rod (3) penetrates through the third arc-shaped hole (23) and then extends into the second arc-shaped hole (14); an arc groove (15) communicated with the first arc-shaped hole (13) is formed in the large semicircular bulge (12), a deflector rod (4) is sleeved in the arc groove (15), and the deflector rod (4) is fixedly connected with the other end of the arc-shaped bent rod (3);
the elastic sealing gasket (5) is clamped between the first flanging (11) and the second flanging (21), and the arc-shaped bent rod (3) penetrates through the yielding hole (52) of the elastic sealing gasket (5).
2. A latch for an air cleaner housing according to claim 1, wherein: the distance between the circle center of the central arc line (31) of the arc-shaped bent rod (3) and the lower bottom surface of the first flanging (11) is L1, the distance between the circle center of the central arc line (31) of the arc-shaped bent rod (3) and the upper bottom surface of the second flanging (21) is L2, the thickness of the elastic sealing gasket (5) in a free state is L3, and L3 is more than or equal to L2-L1.
3. A latch for an air cleaner housing according to claim 1, wherein: more than two positioning columns (16) are formed on the lower bottom surface of the first flanging (11), a plurality of positioning holes (24) corresponding to the positioning columns (16) one by one are formed on the second flanging (21), and the positioning columns (16) are inserted in the positioning holes (24).
4. A latch for an air cleaner housing according to claim 3, wherein: a plurality of positioning through holes (51) corresponding to the positioning columns (16) one to one are formed in the elastic sealing gasket (5), and the positioning columns (16) penetrate through the positioning through holes (51).
5. A latch for an air cleaner housing according to claim 1, wherein: the central angle of the arc-shaped bent rod (3) is larger than 180 degrees.
6. A latch for an air cleaner housing according to claim 1, wherein: the driving lever (4) penetrates through the outer extending end of the arc groove (15) to form a screw rod (41), a locking nut (6) is screwed on the screw rod (41), and the locking nut (6) is pressed on the large semicircular bulge (12).
7. A latch for an air cleaner housing according to claim 6, wherein: a handheld part (61) is formed on the locking nut (6), and a dome (62) is formed at the end part of the handheld part (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910601330.9A CN110318922B (en) | 2019-07-03 | 2019-07-03 | Novel lock catch for air filter shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910601330.9A CN110318922B (en) | 2019-07-03 | 2019-07-03 | Novel lock catch for air filter shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110318922A CN110318922A (en) | 2019-10-11 |
| CN110318922B true CN110318922B (en) | 2020-11-06 |
Family
ID=68122685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910601330.9A Active CN110318922B (en) | 2019-07-03 | 2019-07-03 | Novel lock catch for air filter shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110318922B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5127684A (en) * | 1989-10-18 | 1992-07-07 | Filterwerk Mann & Hummel Gmbh | Tension clamp |
| CN2597632Y (en) * | 2003-01-23 | 2004-01-07 | 唐肇洪 | Glass door lock |
| JP2011132841A (en) * | 2009-12-23 | 2011-07-07 | Inoac Corp | Air cleaner |
| DE102015005566A1 (en) * | 2015-05-04 | 2016-11-10 | Mann + Hummel Gmbh | Locking device for a filter system |
| CN206129448U (en) * | 2016-09-24 | 2017-04-26 | 雷沃重工股份有限公司 | Empty filter of wet -type |
| CN107398113A (en) * | 2016-05-18 | 2017-11-28 | 曼·胡默尔有限公司 | Filter for installation |
| CN207110697U (en) * | 2017-08-31 | 2018-03-16 | 东峡大通（北京）管理咨询有限公司 | Lock and bicycle |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09177622A (en) * | 1995-12-22 | 1997-07-11 | Tenetsukusu:Kk | Clip member mounting device for air cleaner |
| JP3961087B2 (en) * | 1997-10-24 | 2007-08-15 | 株式会社共立 | Air cleaner |
-
2019
- 2019-07-03 CN CN201910601330.9A patent/CN110318922B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5127684A (en) * | 1989-10-18 | 1992-07-07 | Filterwerk Mann & Hummel Gmbh | Tension clamp |
| CN2597632Y (en) * | 2003-01-23 | 2004-01-07 | 唐肇洪 | Glass door lock |
| JP2011132841A (en) * | 2009-12-23 | 2011-07-07 | Inoac Corp | Air cleaner |
| DE102015005566A1 (en) * | 2015-05-04 | 2016-11-10 | Mann + Hummel Gmbh | Locking device for a filter system |
| CN107398113A (en) * | 2016-05-18 | 2017-11-28 | 曼·胡默尔有限公司 | Filter for installation |
| CN206129448U (en) * | 2016-09-24 | 2017-04-26 | 雷沃重工股份有限公司 | Empty filter of wet -type |
| CN207110697U (en) * | 2017-08-31 | 2018-03-16 | 东峡大通（北京）管理咨询有限公司 | Lock and bicycle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110318922A (en) | 2019-10-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201020 Address after: 318050 South Village, Luqiao District, Zhejiang, Taizhou Applicant after: Taizhou BMW Pump Co., Ltd Address before: 317 200 No. 22, Ningyi Village, Pingqiao Town, Tiantai County, Taizhou City, Zhejiang Province Applicant before: Xu Xiaoli |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A new lock for air cleaner housing Effective date of registration: 20210617 Granted publication date: 20201106 Pledgee: Zhejiang Luqiao Taizhou rural commercial bank Limited by Share Ltd. Pledgor: Taizhou BMW Pump Co., Ltd Registration number: Y2021330000601 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210902 Granted publication date: 20201106 Pledgee: Zhejiang Luqiao Taizhou rural commercial bank Limited by Share Ltd. Pledgor: Taizhou BMW Pump Co., Ltd Registration number: Y2021330000601 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A new latch for air filter housing Effective date of registration: 20210918 Granted publication date: 20201106 Pledgee: Zhejiang Tailong commercial bank Taizhou branch of Limited by Share Ltd. Pledgor: Taizhou BMW Pump Co., Ltd Registration number: Y2021330001733 |