WO2012067133A1 - エアクリーナ - Google Patents
エアクリーナ Download PDFInfo
- Publication number
- WO2012067133A1 WO2012067133A1 PCT/JP2011/076356 JP2011076356W WO2012067133A1 WO 2012067133 A1 WO2012067133 A1 WO 2012067133A1 JP 2011076356 W JP2011076356 W JP 2011076356W WO 2012067133 A1 WO2012067133 A1 WO 2012067133A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- air cleaner
- filter element
- case
- cleaner according
- sealing means
- Prior art date
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Classifications
-
- 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
- B01D46/0002—Casings; Housings; Frame constructions
- B01D46/0005—Mounting of filtering elements within casings, housings or frames
-
- 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
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- 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
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2411—Filter cartridges
-
- 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
-
- 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
- F02M35/02475—Air cleaners using filters, e.g. moistened characterised by the shape of the filter element
- F02M35/02491—Flat filter elements, e.g. rectangular
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2271/00—Sealings for filters specially adapted for separating dispersed particles from gases or vapours
- B01D2271/02—Gaskets, sealings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2271/00—Sealings for filters specially adapted for separating dispersed particles from gases or vapours
- B01D2271/02—Gaskets, sealings
- B01D2271/022—Axial sealings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2279/00—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses
- B01D2279/60—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses for the intake of internal combustion engines or turbines
Definitions
- the present invention relates to an air cleaner, and in particular, an air cleaner capable of preventing the sealing means for sealing the inside of the air cleaner when the filter element is assembled from being damaged or twisted and assembling the filter element at an accurate position in an accurate state. About.
- an air cleaner for an internal combustion engine there is known an air cleaner in which a case and a cover are connected to each other by a hinge structure constituted by a hinge and a hinge receiving portion, and these are rotated to be opened and closed.
- a hinge structure constituted by a hinge and a hinge receiving portion, and these are rotated to be opened and closed.
- an air inlet is formed in one of the case and the cover, and an air outlet is formed in the other, and the air filter and the air outlet are connected to each other through the filter element.
- the filter element is accommodated inside by holding the outer edge of the element.
- the air cleaner has a function of filtering dust and the like mixed in the outside air sucked from the suction port and supplying the filtered outside air to the internal combustion engine side from the exhaust port, so that the inside of the air cleaner communicates with the outside. Not sealed.
- Various structures are known as the sealing structure. For example, as described in Patent Document 1, a sealing means is provided on the outer edge of the filter element, and the sealing means is sandwiched between the case and the cover. A method for sealing the inside of an air cleaner is known.
- the air cleaner described in Patent Document 1 realizes sealing of the air cleaner by packing on the outer edge of the filter element being housed on the upper surface of the case so as to be sandwiched between the peripheral edge of the cover and the peripheral edge of the case. ing.
- the filter element is a member that needs to be replaced periodically, when the filter element is replaced while the air cleaner is assembled to the vehicle body, the packing slides with respect to the opening so that the packing element May be damaged, or it may be worn and assembled to reduce the sealing performance.
- a case 120 having an opening, a cover for opening and closing the opening of the case 120, and a packing 133 are attached to the periphery, and inserted from the opening of the case 120.
- a filter element 130 housed in the case 120 In the case 120, while the filter element 130 is being inserted, the front end side in the insertion direction of the filter element 130 is supported from below, and the packing 133 and A guide 121 for guiding the filter element 130 is provided so as to avoid contact with the opening of the case 120. Further, as another method for preventing the packing from being damaged or twisted, as shown in FIG. 11, the lower packing 133 ′ that slides with the seal surface 125 of the case 120 when the filter element 130 ′ is assembled is placed on the upper side. There is known a method for preventing damage and sag of the packing 133 ′ by disposing the packing 133 in the opposite direction.
- the air cleaner described in Patent Document 1 seals the inside of the air cleaner by sandwiching the filter element between the case and the cover, provides a guide inside the case, and adjusts the shape of the packing. Prevents damage and drowning.
- the air cleaner described in Patent Document 1 forms the guide 121 in the case 120 as a method for preventing damage and sag of the packing, so that the capacity in the case 120 is reduced. As a result, there is a problem that the case 120 is enlarged in order to secure the capacity of the air cleaner. Further, since the guide 121 is formed in the case 120 serving as a fluid flow path, there is a possibility that smooth ventilation is hindered. Furthermore, according to the packing damage and wrinkle prevention method described as shown in FIG. 11, the lower packing 133 ′ is arranged in the direction opposite to the upper packing 133, so that the seal is directed in the direction from the outside to the inside of the air cleaner. As a result, the performance of the air cleaner cannot be ensured.
- the present invention has been made in view of the above problems, and an object thereof is to provide an air cleaner that can reliably seal the air cleaner without causing a reduction in the capacity of the air cleaner or an increase in the size of the air cleaner.
- An air cleaner according to the present invention includes a housing including a case in which an opening and an inflow port are formed, and a cover in which an outflow port is formed and which seals the opening, and the inside of the housing is arranged on the inflow side.
- a filter element that is divided into a dust side and a clean side on the outflow side, wherein the filter element filters the fluid flowing in from the inflow port, and the opening along the opening
- an air cleaner having a flange portion formed to extend outward from the housing, wherein the flange portion further extends along an extending direction of the flange portion.
- a protection unit is provided.
- the seal means protecting portion is extended along an insertion direction when the filter element is assembled to the housing.
- the sealing means protecting portion is inserted into a notch portion formed in the case.
- the seal means protection portion protrudes outside the case.
- the seal means protection portion includes a protrusion protruding toward the case at a tip portion.
- the seal means protection portion is formed integrally with the seal means.
- the air cleaner according to the present invention is provided with the seal means protection portion extending along the extending direction of the flange portion on the filter element, so that the capacity of the case is not reduced and the seal means is not damaged or swollen.
- the filter element can be reliably incorporated into the housing.
- the seal means since the air cleaner according to the present invention extends along the insertion direction when the filter means protection part is assembled to the housing, the seal means does not contact the opening when the filter element is assembled. It is possible to prevent the sealing means from being damaged and to bend, to assemble the sealing means in a correct posture, and to reliably seal the air cleaner.
- the air cleaner according to the present invention is inserted into the cutout portion formed in the case with the sealing means protecting portion, it is possible to prevent erroneous assembly of the filter element when the orientation of the filter element is mistakenly inserted. .
- the air cleaner according to the present invention has a seal means protecting portion protruding outside the case, so that it is possible to visually confirm that the filter element is assembled from the outside of the air cleaner, and prevent forgetting to install the filter element. can do.
- the air cleaner according to the present invention includes a protrusion protruding toward the case on the seal means protection portion, the protrusion slides with the case when the filter element is assembled, and the seal means and the case are in contact with each other. Can be prevented.
- the sealing means protecting portion is formed integrally with the sealing means, the sealing means protecting portion can be easily formed by molding integrally, and the manufacturing cost is suppressed. be able to.
- the air cleaner according to the present invention has two or more sealing means protecting portions, the filter element can be prevented from being inserted obliquely, and the sealing means can be opened when the filter element is assembled.
- the seal means can be assembled in the correct posture, and the air cleaner can be reliably sealed.
- FIG. 1 is a front view for explaining the outline of the air cleaner according to the first embodiment
- FIG. 2 is a front view for explaining the configuration of the air cleaner according to the first embodiment.
- FIG. 4 is an enlarged view for demonstrating the structure of a sealing means protection part
- FIG. 6 is an enlarged perspective view for explaining a cutout portion of the case
- FIG. 6 is an enlarged perspective view for explaining an assembled state of the filter element
- the direction described with the arrow in FIG. 1 is defined as the up-down direction.
- the air cleaner 1 includes a housing including a case 20 and a cover 10 that closes an opening 22 of the case 20, and the case 20 and the cover 10 are interposed between the case 20 and the cover 10.
- the filter element 30 is interposed.
- the case 20 is formed in a bottomed cylindrical shape having an opening 22 and has an inlet 21 for introducing an intake fluid such as outside air.
- the cover 10 is assembled so as to close the opening 22 of the case 20, and further, an outlet 11 for discharging the intake fluid to the internal combustion engine side is formed.
- the cover 10 is detachably assembled to the case 20 by engaging the hinge portion 12 formed on the cover 10 with the hinge receiving portion 24 formed on the case 20. Further, the case 20 and the cover 10 are assembled by the latching portion 13 with the cover 10 closing the opening 22 of the case 20.
- latching portion 13 well-known latching means such as a clip and a snap fit can be applied in addition to fastening with bolts and nuts.
- the case 20 and the cover 10 are formed of a thermoplastic synthetic resin such as a polypropylene resin or a polyamide resin.
- the filter element 30 is provided with a filter part 31 for filtering the intake fluid flowing in from the inlet 21 and a sealing means 33 for sealing the opening 22 along the opening 22.
- a flange portion 32 is provided so as to extend outward.
- the filter element 30 is partitioned into a dust side that communicates with the inlet 21 and a clean side that communicates with the outlet 11, and seals on a seal surface 25 formed along the periphery of the opening 22 of the case 20.
- the means 33 is placed, and the cover 10 is assembled from above the sealing means 33 so that the case 20 and the cover 10 are clamped to seal the inside of the housing.
- the filter unit 31 includes a filter medium 31b formed by pleating non-woven fabric or filter paper, and a frame 31a for holding the filter medium 31b. By applying pleat processing to the filter medium 31b, an increase in filtration area or aeration is performed. The resistance is suppressed.
- the filter medium 31b can also be comprised as a planar sheet
- the flange portion 32 is formed so as to extend from the frame 31 a toward the outside of the housing along the seal surface 25, and the sealing means 33 is attached to the upper and lower surfaces thereof.
- the sealing means 33 is formed in a tongue shape projecting from the flange portion 32 toward the case 20 and the cover 10 obliquely in the vertical direction.
- the sealing means 33 is formed of a material having an elastic force such as rubber or elastomer, and the sealing means 33 is deformed by being sandwiched between the case 20 and the cover 10 and seals the intake fluid passing through the inside of the air cleaner 1. is doing.
- the filter element 30 divides the interior of the air cleaner 1 into a dust side on the side communicating with the inflow port 21 and a clean side on the side communicating with the outflow port 11.
- the extending direction of the flange portion 32 is formed substantially horizontally with the insertion direction F of the filter element 30.
- the flange portion 32 is attached with a sealing means protection portion 34 extending from the tip of the flange portion 32 along the insertion direction F of the filter element 30.
- the seal means protection part 34 is formed with a protrusion 35 that protrudes toward the seal surface 25 formed in the opening 22 of the case 20.
- the filter element 30 is assembled by inserting the sealing means protection portion 34 into the notch 23 formed in the opening 22 of the case 20. In a state in which the filter element 30 is assembled to the case 20, the seal means protection portion 34 is assembled so as to protrude to the outside of the case 20.
- the sealing means protection part 34 and the protrusion 35 are formed integrally with the sealing means 33.
- the cover 10 that closes the case 20 is omitted.
- the cover 10 is a filter element.
- the filter element 30 needs to be assembled in a state where it cannot be removed from the case 20 and the opening 22 cannot be sufficiently opened.
- the filter element 30 is inserted along the insertion direction F from obliquely above the opening 22 of the case 20. As shown in FIG. When the filter element 30 is inserted, the protrusion 35 protruding toward the case 20 of the sealing means protection part 34 formed at the tip of the flange part 32 comes into contact with the sealing surface 25 of the opening 22.
- the air cleaner 1 according to the present embodiment does not need to form a guide inside the case 20, the capacity of the air cleaner can be secured, and the increase in the size of the air cleaner can be suppressed while maintaining the performance. .
- the seal means protecting portion 34 protrudes outside the case 20, it can be visually confirmed that the filter element 30 is assembled from the outside of the air cleaner 1 after the replacement of the filter element 30 is completed. Thus, it can be confirmed that the filter element 30 is securely assembled.
- the sealing means protection part 34 is inserted into the notch 23 formed in the opening 22 of the case 20, it is possible to prevent the filter element 30 from being assembled upside down.
- the air cleaner according to the first embodiment has been described above. However, the air cleaner according to the present invention is not limited to this form. Then, the air cleaner which has another form next is demonstrated.
- FIGS. 8A to 8C are views for explaining a procedure for assembling the filter element to the air cleaner according to the second embodiment.
- symbol may be attached
- the air cleaner according to the present embodiment is formed in substantially the same manner as the air cleaner according to the first embodiment described above, and the characteristic point is the shape of the sealing means protection portion 34a. However, it is the point which is provided with the extension part 36 which extended the sealing means protection part 34 along the insertion direction F further.
- the air cleaner according to the present embodiment formed as described above is inserted in the insertion direction F from obliquely above the opening 22 of the case 20 as shown in FIG. 8A when the filter element 30a is replaced. Inserted along. When the filter element 30 a is inserted, the extension means 36 further extended from the tip of the seal means protection portion 34 a formed at the tip of the flange portion 32 comes into contact with the seal surface 25 of the opening 22.
- the extension portion 36 When the filter element 30a is further inserted along the insertion direction F in a state where the extension portion 36 is in contact with the seal surface 25, the extension portion 36 extends along the seal surface 25 as shown in FIG. Slide.
- the seal means 33 since the extension part 36 is formed in the seal means protection part 34a, when the extension part 36 slides along the seal surface 25, the seal means 33 does not touch the seal surface 25, and the seal means Damage and dripping of the means 33 can be prevented.
- the air cleaner according to the second embodiment has been described above. However, the air cleaner according to the present invention is not limited to this form. Then, the air cleaner which has another form is demonstrated next.
- FIG. 9 is a front view for explaining the configuration of the filter element assembled to the air cleaner according to the third embodiment.
- the same or similar members as those of the air cleaner according to the first and second embodiments described above may be denoted by the same reference numerals and description thereof may be omitted. is there.
- the air cleaner according to the present embodiment is formed in substantially the same manner as the air cleaner according to the first embodiment described above. This is a point formed integrally with the flange portion 32. That is, the filter element 30b used in the air cleaner according to the present embodiment is formed by extending the flange portion 32 from the element portion 31 along the seal surface, and the sealing means 33 is attached to the upper and lower surfaces thereof. .
- the flange portion 32 protrudes from the seal means 33 in the extending direction of the flange portion 32 to form a seal means protection portion 34b.
- the sealing means protecting portion 34b is formed with a projection 37 that protrudes toward the sealing surface 25 formed in the opening 22 of the case 20.
- the sealing means protection portion 34b is formed in the case 20 when the filter element 30b is assembled.
- the sealing means 33 does not touch the sealing surface 25, and can prevent the sealing means 33 from being damaged or swollen.
- both the flange portion 32 and the case 20 are made of synthetic resin, the sliding resistance when the sealing means protecting portion 34b slides along the sealing surface 25 can be reduced, and rubber and synthetic resin can be reduced.
- the filter element 30b can be easily replaced as compared with the case of sliding the.
- the sealing means protecting portions 34, 34a, 34b are Two or more may be formed.
- the filter elements 30, 30a, 30b are prevented from being assembled obliquely with respect to the horizontal plane along the insertion direction when the filter elements 30, 30a, 30b are inserted. This can protect the sealing means 33 more reliably. It is apparent from the scope of the claims that the embodiments added with such changes or improvements can be included in the technical scope of the present invention.
Abstract
Description
図1は、第1の実施形態に係るエアクリーナの概要を説明するための正面図であり、図2は、第1の実施形態に係るエアクリーナの構成を説明するための正面図であり、図3は、第1の実施形態に係るエアクリーナに組み付けられるフィルタエレメントの構成を説明するための正面図であり、図4は、シール手段保護部の構成を説明するための拡大図であり、図5は、ケースの切欠部を説明するための拡大斜視図であり、図6は、フィルタエレメントの組み付け状態を説明するための拡大斜視図であり、図7(a)~(c)は、第1の実施形態に係るエアクリーナにフィルタエレメントを組み付ける手順を説明するための図である。なお、図1において矢印で記載した方向を上下方向として定義する。
図8(a)から(c)は、第2の実施形態に係るエアクリーナにフィルタエレメントを組み付ける手順を説明するための図である。なお、以下で説明する第2の実施形態に係るエアクリーナでは、上述した第1の実施形態に係るエアクリーナと同一又は類似する部材について、同一符号を付してその説明を省略する場合がある。
図9は、第3の実施形態に係るエアクリーナに組み付けられるフィルタエレメントの構成を説明するための正面図である。なお、以下で説明する第3の実施形態に係るエアクリーナでは、上述した第1及び第2の実施形態に係るエアクリーナと同一又は類似する部材について、同一符号を付してその説明を省略する場合がある。
Claims (7)
- 開口部及び流入口が形成されたケースと、
流出口が形成されると共に、前記開口部を密封するカバーとからなるハウジングを備え、
前記ハウジング内を、前記流入口側のダストサイドと、前記流出口側のクリーンサイドとに区画するフィルタエレメントとを備え、
前記フィルタエレメントは、前記流入口から流入した流体を濾過するフィルタ部と、前記開口部に沿って前記開口部を密封するシール手段を有すると共に前記ハウジングの外方に向けて延設して形成されたフランジ部を備えたエアクリーナにおいて、
前記フランジ部は、さらに前記フランジ部の延設方向に沿って延びるシール手段保護部を備えることを特徴とするエアクリーナ。 - 請求項1に記載のエアクリーナにおいて、
前記シール手段保護部は、前記フィルタエレメントを前記ハウジングに組み付ける際の挿入方向に沿って延設されることを特徴とするエアクリーナ。 - 請求項1または2に記載のエアクリーナにおいて、
前記シール手段保護部は、前記ケースに形成された切欠部に挿入されることを特徴とするエアクリーナ。 - 請求項3に記載のエアクリーナにおいて、
前記シール手段保護部は、前記ケースの外部に突出していることを特徴とするエアクリーナ。 - 請求項1から4のいずれか1項に記載のエアクリーナにおいて、
前記シール手段保護部は、前記ケース側に突出する突部を備えることを特徴とするエアクリーナ。 - 請求項1から5のいずれか1項に記載のエアクリーナにおいて、
前記シール手段保護部は、前記シール手段と一体に形成されることを特徴とするエアクリーナ。 - 請求項1から6のいずれか1項に記載のエアクリーナにおいて、
前記シール手段保護部は、2以上形成されていることを特徴とするエアクリーナ。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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US13/884,121 US20130239531A1 (en) | 2010-11-18 | 2011-11-16 | Air cleaner |
JP2012544272A JPWO2012067133A1 (ja) | 2010-11-18 | 2011-11-16 | エアクリーナ |
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JP2010258178 | 2010-11-18 | ||
JP2010-258178 | 2010-11-18 |
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WO2012067133A1 true WO2012067133A1 (ja) | 2012-05-24 |
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JP5389511B2 (ja) * | 2009-04-08 | 2014-01-15 | 株式会社Roki | エアクリーナ |
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2011
- 2011-11-16 JP JP2012544272A patent/JPWO2012067133A1/ja active Pending
- 2011-11-16 US US13/884,121 patent/US20130239531A1/en not_active Abandoned
- 2011-11-16 WO PCT/JP2011/076356 patent/WO2012067133A1/ja active Application Filing
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JP2011131158A (ja) * | 2009-12-24 | 2011-07-07 | Toyota Boshoku Corp | エアフィルタ及びエアフィルタ用濾材保持具 |
JP2011169194A (ja) * | 2010-02-17 | 2011-09-01 | Toyota Boshoku Corp | フィルタエレメント及びその取付構造 |
JP2011196313A (ja) * | 2010-03-23 | 2011-10-06 | Honda Motor Co Ltd | エアクリーナ装置 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101498830B1 (ko) * | 2013-12-24 | 2015-03-04 | 쌍용자동차 주식회사 | 자동차용 에어클리너 |
KR101552575B1 (ko) * | 2014-04-15 | 2015-09-15 | 주식회사 리한 | 차량용 엘리먼트 |
JP2022538831A (ja) * | 2020-04-22 | 2022-09-06 | メルセデス・ベンツ グループ アクチェンゲゼルシャフト | 自動車のエアフィルタ装置用のフィルタ要素及びエアフィルタ装置 |
JP7308303B2 (ja) | 2020-04-22 | 2023-07-13 | メルセデス・ベンツ グループ アクチェンゲゼルシャフト | 自動車のエアフィルタ装置用のフィルタ要素及びエアフィルタ装置 |
Also Published As
Publication number | Publication date |
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US20130239531A1 (en) | 2013-09-19 |
JPWO2012067133A1 (ja) | 2014-05-12 |
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