KR20070060323A - Drain valve of oil filter head - Google Patents

Drain valve of oil filter head Download PDF

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Publication number
KR20070060323A
KR20070060323A KR1020050119614A KR20050119614A KR20070060323A KR 20070060323 A KR20070060323 A KR 20070060323A KR 1020050119614 A KR1020050119614 A KR 1020050119614A KR 20050119614 A KR20050119614 A KR 20050119614A KR 20070060323 A KR20070060323 A KR 20070060323A
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KR
South Korea
Prior art keywords
oil
oil filter
plunger
drain valve
return passage
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KR1020050119614A
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Korean (ko)
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KR101182563B1 (en
Inventor
김상진
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두산인프라코어 주식회사
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Priority to KR1020050119614A priority Critical patent/KR101182563B1/en
Publication of KR20070060323A publication Critical patent/KR20070060323A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/03—Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/04—Filling or draining lubricant of or from machines or engines
    • F01M11/0408—Sump drainage devices, e.g. valves, plugs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D27/00—Cartridge filters of the throw-away type
    • B01D27/08—Construction of the casing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/0004—Oilsumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/04—Filling or draining lubricant of or from machines or engines
    • F01M11/0408—Sump drainage devices, e.g. valves, plugs
    • F01M2011/0416—Plugs
    • F01M2011/0425—Plugs with a device facilitating the change of oil

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)

Abstract

A drain valve of an oil filter head is provided to efficiently recover the residual oil in an oil filter to an oil pan through an oil pan return passage when the oil filter is exchanged. An oil filter head includes a drain hole(30), an oil pan return passage(40), and a drain valve(50). The drain hole is communicated with an oil filter. The oil pan return passage guides the residual oil discharged through the drain hole to an oil pan. The drain valve is installed in the oil pan return passage. The drain valve includes a plunger and a resilient member. The plunger is inserted into the oil pan return passage. The resilient member is interposed between the plunger and the oil pan return passage. The plunger is resiliently moved by a pressing/releasing operation to selectively open and close the drain hole.

Description

오일필터 헤드의 드레인밸브 {DRAIN VALVE OF OIL FILTER HEAD}Drain valve for oil filter head {DRAIN VALVE OF OIL FILTER HEAD}

도 1은 본 발명에 따른 오일필터 어셈블리를 도시한 개략도,1 is a schematic view showing an oil filter assembly according to the present invention;

도 2는 본 발명에 따른 오일필터 헤드의 드레인밸브 설치구조를 도시한 단면도,2 is a cross-sectional view showing the drain valve installation structure of the oil filter head according to the present invention;

도 3a 및 도 3b는 본 발명에 따른 오일필터 헤드의 드레인밸브 작동상태를 도시한 부분단면도이다.3A and 3B are partial cross-sectional views illustrating a drain valve operating state of the oil filter head according to the present invention.

< 도면의 주요 부분에 대한 부호의 설명 >             <Description of Symbols for Main Parts of Drawings>

20 : 오일필터 22 : 하우징            20: oil filter 22: housing

24 : 카트리지엘리먼트 30 : 드레인홀            24: cartridge element 30: drain hole

32 : 제1드레인홀 34 : 제2드레인홀            32: first drain hole 34: second drain hole

40 : 오일팬복귀통로 50 : 드레인밸브            40: oil pan return passage 50: drain valve

52 : 플런저 53 : 개방부            52: plunger 53: opening

54 : 탄성부재 60 : 오일필터 헤드            54: elastic member 60: oil filter head

본 발명은 오일필터 헤드의 드레인밸브에 관한 것으로서, 보다 상세하게는 오일필터 내부의 잔유를 오일팬으로 간편하게 회수시킬 수 있는 오일필터 헤드의 드레인밸브에 관한 것이다.The present invention relates to a drain valve of an oil filter head, and more particularly, to a drain valve of an oil filter head capable of easily recovering residual oil inside an oil filter with an oil pan.

일반적으로, 윤활장치는 엔진의 작용을 원활하게 하기 위하여 각 부품의 마찰 부분에 오일를 공급하는 장치로서, 특히 실린더와 피스톤이 접동하는 부분 또는 크랭크샤프트 및 캠샤프트와 같이 회전운동을 하는 부분에 오일을 공급한다.In general, the lubrication device is a device for supplying oil to the friction part of each part in order to facilitate the operation of the engine, in particular, the oil is applied to the portion of the cylinder and the piston sliding or the rotational movement, such as the crankshaft and camshaft Supply.

이는, 엔진의 수명을 단축시키거나 고장의 원인이 되는 마찰열을 최소화시키기 위한 것이다.This is to minimize the heat of friction which shortens the life of the engine or causes the failure.

엔진의 각 마찰부에 공급되는 오일은 엔진의 하부에 취급되는 오일팬에 저장되고, 오일팬에 저장된 오일은 오일펌프의 작동에 의해 엔진의 각 마찰부로 순환 공급된다.The oil supplied to each friction part of the engine is stored in an oil pan handled under the engine, and the oil stored in the oil fan is circulated and supplied to each friction part of the engine by the operation of the oil pump.

이 때, 오일펌프에서 펌핑되는 오일은 오일필터를 통과하면서 이물질이 제거되어 엔진의 각 마찰부로 공급되는데, 이 과정에서 오일필터는 엔진의 각 접동부분에서 발생되는 쇳가루나 연소과정에서 발생되는 카본 등을 여과하게 된다.At this time, the oil pumped from the oil pump passes through the oil filter and foreign substances are removed and supplied to each friction part of the engine. In this process, the oil filter is made of powder generated from each of the sliding parts of the engine or carbon generated from the combustion process. Will be filtered.

종래의 오일필터 어셈블리는 오일필터와; 상기 오일필터의 하부에 결합되는 오일필터 헤드를 포함하여 구성된다. 상기 오일필터는 내부공간부가 형성된 하우징 및 상기 하우징의 내부공간부 상에 착탈 가능하게 결합되는 카트리지엘리먼트로 이루어진다.The conventional oil filter assembly includes an oil filter; It is configured to include an oil filter head coupled to the lower portion of the oil filter. The oil filter includes a housing in which an inner space part is formed and a cartridge element detachably coupled to the inner space part of the housing.

그러나 상기와 같은 구조의 오일필터 어셈블리는 오일필터가 대부분 상향식 구조를 가지고 스크류 결합됨으로써 카트리지엘리먼트 교체 작업시 오일필터의 내부에 존재하고 있던 잔유가 외부로 흘러나와 엔진을 손상시키는 문제점이 있다.However, the oil filter assembly having the above structure has a problem that the oil filter is screwed up with most of the bottom-up structure, so that the residual oil existing inside the oil filter flows out to damage the engine when the cartridge element replacement operation is performed.

최근에 들어, 오일을 배출하기 위한 드레인홀을 형성함과 아울러 상기 드레인홀에 개폐 가능한 드레인밸브를 설치하여, 오일필터의 교체시 발생되는 오일을 오일팬으로 회수시킬 수 있도록 한 구조의 오일필터 어셈블리가 선보이고 있다.Recently, an oil filter assembly having a structure for forming a drain hole for discharging oil and installing a drain valve that can be opened and closed in the drain hole to recover oil generated when the oil filter is replaced by an oil pan. Is showcasing.

그러나 상기와 같은 오일필터 어셈블리는 드레인밸브의 구성 및 그 결합구조가 상대적으로 복잡하여, 구성부품이 많이 소요될 뿐 아니라 조립성이 저하되는 단점이 있다.However, the oil filter assembly as described above has a disadvantage in that the configuration of the drain valve and its coupling structure is relatively complicated, as well as a large number of components, and degradability.

본 발명은 상기와 같은 목적을 달성하기 위하여 창출된 것으로, 오일필터 교체시 그 내부에 존재하는 잔유를 오일팬으로 간편하게 배출시킬 수 있는 오일필터 헤드의 드레인밸브를 제공하고자 하는 데 그 목적이 있다The present invention was created in order to achieve the above object, and an object of the present invention is to provide a drain valve of an oil filter head that can easily discharge residual oil existing therein into an oil pan when the oil filter is replaced.

상기와 같은 목적을 달성하기 위하여 본 발명은, 오일필터와 연통되는 드레인홀; 상기 드레인홀을 통해 배출되는 잔유를 오일팬으로 안내하는 오일팬복귀통로; 상기 오일팬복귀통로 상에 설치되는 드레인밸브를 포함하는 오일필터헤드에 있어서, 상기 드레인밸브는, 상기 오일팬복귀통로 상에 삽입되는 플런저; 상기 플런 저 및 상기 오일팬복귀통로 사이에 탄력적으로 개재되는 탄성부재를 포함하며, 상기 플런저는 누름/누름해제 동작에 의해 탄력적으로 유동되어, 상기 드레인홀을 선택적으로 개폐시키는 것을 그 특징으로 한다.The present invention in order to achieve the above object, the drain hole is in communication with the oil filter; An oil pan return passage for guiding the remaining oil discharged through the drain hole to an oil pan; An oil filter head comprising a drain valve provided on the oil pan return passage, wherein the drain valve comprises: a plunger inserted on the oil pan return passage; And an elastic member elastically interposed between the plunger and the oil pan return passage, wherein the plunger is elastically flown by a push / release operation to selectively open and close the drain hole.

상기 플런저는 누름 동작시 전진되어 상기 드레인홀을 개방시키고, 누름해제 동작시 상기 탄성부재의 복원력에 의해 후진되어 상기 드레인홀을 폐쇄시키는 것이 바람직하다.Preferably, the plunger is advanced in the pressing operation to open the drain hole, and in the pressing release operation, the plunger is moved backward by the restoring force of the elastic member to close the drain hole.

상기 플런저의 일 영역에는 드레인홀을 선택적으로 개방시키기 위한 개방부가 형성되어 있는 것이 바람직하다.Preferably, an opening portion for selectively opening the drain hole is formed in one region of the plunger.

이하, 첨부된 도면을 참조하여 본 발명의 바람직한 실시예를 설명하면 다음과 같다.Hereinafter, exemplary embodiments of the present invention will be described with reference to the accompanying drawings.

도 1 및 도 2에 도시된 바와 같이, 본 발명에 따른 오일필터 어셈블리는 오일필터(20)와; 오일필터(20)의 하부에 결합되는 오일필터 헤드(60)를 포함하여 구성된다.As shown in Figures 1 and 2, the oil filter assembly according to the present invention is an oil filter 20; It is configured to include an oil filter head 60 coupled to the lower portion of the oil filter 20.

오일필터(20)는 상향식(오일필터가 위쪽으로 세워져 조립되는 방식) 조립구조를 가지며, 오일 내에 포함되어 있는 각종 이물질을 여과하는 역할을 수행한다.The oil filter 20 has a bottom up (the way in which the oil filter is assembled upright) assembly structure and serves to filter various foreign substances contained in the oil.

특히, 오일필터(20)는 엔진의 각 접동부분에서 발생되는 쇠가루나, 연소과정에서 발생되는 카본 등을 여과하게 된다.In particular, the oil filter 20 filters the iron powder generated in each sliding portion of the engine, the carbon generated in the combustion process, and the like.

오일필터(20)는 일정 크기의 내부공간부가 형성되어 있는 하우징(22)과; 하우징(22)의 내부에 착탈 가능하게 장착되는 카트리지엘리먼트(24)를 포함한다. The oil filter 20 includes a housing 22 in which an inner space portion having a predetermined size is formed; And a cartridge element 24 detachably mounted inside the housing 22.

오일필터 헤드(60)에는 오일필터(20)와 연통되어 카트리지엘리먼트(24) 교체시 발생되는 잔유를 배출시키기 위한 드레인홀(30) 및 드레인홀(30)을 통해 배출되는 잔유를 오일팬(미도시)으로 안내하는 오일팬복귀통로(40)가 형성되어 있다.The oil filter head 60 communicates with the oil filter 20 and discharges the residual oil discharged through the drain hole 30 and the drain hole 30 to discharge the residual oil generated when the cartridge element 24 is replaced. The oil pan return passage 40 is formed to guide H).

드레인홀(30)은 오일필터(20)의 중앙영역에 형성되어 있는 제1드레인홀(32) 및 카트리지엘리먼트(24)와 연결되어 있는 제2드레인홀(34)을 포함하여 구성된다. The drain hole 30 includes a first drain hole 32 formed in the central region of the oil filter 20 and a second drain hole 34 connected to the cartridge element 24.

드레인홀(30)의 개수는 오일필터(20)의 구조 등에 따라 적절히 달라짐은 물론이다.The number of the drain holes 30 is appropriately varied depending on the structure of the oil filter 20 and the like.

오일필터 헤드(60)에는 오일필터(20)의 하우징(22) 내부에 장착되는 카트리지엘리먼트(24) 교체시 제1,2드레인홀(32,34)을 개방시키기 위한 드레인밸브(50)가 마련되어 있다. The oil filter head 60 is provided with a drain valve 50 for opening the first and second drain holes 32 and 34 when the cartridge element 24 mounted inside the housing 22 of the oil filter 20 is replaced. have.

드레인밸브(50)는 도 3a 및 도 3b에 도시된 바와 같이, 오일팬복귀통로(40) 상에 삽입되는 플런저(52); 플런저(52) 및 오일팬복귀통로(40) 사이에 탄력적으로 개재되는 탄성부재(54)를 포함하여 구성된다. Drain valve 50, as shown in Figure 3a and 3b, the plunger 52 is inserted into the oil pan return passage 40; It is configured to include an elastic member 54 elastically interposed between the plunger 52 and the oil pan return passage (40).

플런저(52)는 사용자의 누름/누름해제 동작에 의해 탄력적으로 유동되어, 제1드레인홀(32) 및 제2드레인홀(34)을 선택적으로 개폐시키는 역할을 수행한다. 즉, 플런저(52)는 사용자의 누름 동작시 전진되어 제1,2드레인홀(32,34)을 개방시키고, 누름해제 동작시 탄성부재(54)의 복원력에 의해 후진되어 제1,2드레인홀(32,34)을 폐쇄시킨다.The plunger 52 is elastically flown by a user's pressing / release operation, and selectively opens and closes the first drain hole 32 and the second drain hole 34. That is, the plunger 52 is advanced during the pressing operation of the user to open the first and second drain holes 32 and 34, and is reversed by the restoring force of the elastic member 54 during the pressing release operation. Close (32, 34).

탄성부재(54)로는 코일스프링을 사용하는 것이 바람직하며, 필요에 따라 코일스프링 외 탄성력을 가지는 공지된 다양한 종류의 것을 선택적으로 적용할 수 있 다.As the elastic member 54, it is preferable to use a coil spring, and if necessary, various kinds of known ones having elastic force other than the coil spring can be selectively applied.

플런저(52)의 일측은 누름 동작이 가능하도록 오일필터헤드(60)의 외부로 노출되어 있으며, 타측의 일 영역에는 제1,2드레인홀(32,34)을 개방시키기 위한 개방부(53)가 형성되어 있다.One side of the plunger 52 is exposed to the outside of the oil filter head 60 to enable a pressing operation, and an opening 53 for opening the first and second drain holes 32 and 34 in one region of the other side. Is formed.

제1,2드레인홀(32,34)과 대응되는 플런저(52)의 타측은 오일팬복귀통로(40)와 연통되도록 관 형상을 지니고 있다. The other side of the plunger 52 corresponding to the first and second drain holes 32 and 34 has a tubular shape so as to communicate with the oil pan return passage 40.

플런저(52)의 구조는 사용자의 누름/누름해제 동작에 의해 제1,2드레인홀(32,34)을 선택적으로 개폐시킬 수 있는 범위 내에서 다양하게 변경 가능함은 물론이다.The structure of the plunger 52 may be variously changed within a range in which the first and second drain holes 32 and 34 can be selectively opened and closed by a user's pressing / release operation.

한편, 플런저(52)에는 오일의 기밀을 유지하기 위한 실링재(51)가 구비되어 있으며, 오일필터 헤드(60)에는 플런저(52)의 외부이탈을 방지하기 위한 리테이너(70)가 스크류 플러그 방식으로 조립되어 있다.On the other hand, the plunger 52 is provided with a sealing material 51 for maintaining the airtightness of the oil, the oil filter head 60 has a retainer 70 for preventing the external separation of the plunger 52 in a screw plug method It is assembled.

이상에서 설명한 오일필터헤드의 드레인밸브 작동상태를 도 3a 및 도 3b를 참조하여 간단히 설명하면 하기와 같다.The operation of the drain valve of the oil filter head described above will be briefly described with reference to FIGS. 3A and 3B.

도 3a에서와 같이, 평상시의 플런저(52)는 탄성부재(54)의 탄성력에 의해 제1,2드레인홀(32,34)을 폐쇄된 상태로 유지한다. 즉, 오일필터(20)의 중앙영역 및 카트리지엘리먼트(24)에 연결된 제1드레인홀(32) 및 제2드레인홀(34)이 플런저(52)에 의해 폐쇄되어 있다.As shown in FIG. 3A, the plunger 52 in the usual state keeps the first and second drain holes 32 and 34 closed by the elastic force of the elastic member 54. That is, the first drain hole 32 and the second drain hole 34 connected to the central region of the oil filter 20 and the cartridge element 24 are closed by the plunger 52.

그리고 오일필터(20)를 교환하고자 할 때에는, 먼저 사용자가 플런저(52)를 누름 동작하게 되면 개방부(53)에 의해 제1,2드레인홀(32,34)이 개방됨으로인해, 이 부분에 있던 오일이 플런저(52)의 내부를 통과하여 오일팬복귀통로(40)를 통해 오일팬(미도시)으로 회수된다.When the oil filter 20 is to be replaced, the first and second drain holes 32 and 34 are opened by the opening part 53 when the user presses the plunger 52. The existing oil passes through the inside of the plunger 52 and is recovered to an oil pan (not shown) through the oil pan return passage 40.

오일의 드레인 작업이 완료되어 사용자가 누름해제 동작하게 되면, 플런저(52)는 탄성부재(54)의 복원력에 의해 후진되어 제1,2드레인홀(32,34)을 원 상태로 폐쇄시키게 된다.When the draining operation of the oil is completed and the user releases the pressure, the plunger 52 is retracted by the restoring force of the elastic member 54 to close the first and second drain holes 32 and 34 in the original state.

이상에서 설명한 바와 같이 본 발명에 따르면, 오일필터의 교체시 그 내부의 잔유를 오일팬복귀통로를 통해 오일팬으로 간편하고 효율적으로 회수시킬 수 있다.As described above, according to the present invention, when the oil filter is replaced, the remaining oil therein can be easily and efficiently recovered to the oil pan through the oil pan return passage.

또한, 드레인 밸브의 구조가 단순함으로써 조립성 및 사용성을 향상시킬 수 있다.In addition, as the structure of the drain valve is simple, assemblability and usability can be improved.

Claims (3)

오일필터(20)와 연통되는 드레인홀(30); 상기 드레인홀(30)을 통해 배출되는 잔유를 오일팬으로 안내하는 오일팬복귀통로(40); 상기 오일팬복귀통로(40) 상에 설치되는 드레인밸브(50)를 포함하는 오일필터 헤드에 있어서,A drain hole 30 in communication with the oil filter 20; An oil pan return passage 40 for guiding the remaining oil discharged through the drain hole 30 to an oil pan; In the oil filter head including a drain valve 50 is installed on the oil pan return passage 40, 상기 드레인밸브(50)는,The drain valve 50, 상기 오일팬복귀통로(40) 상에 삽입되는 플런저(52);A plunger 52 inserted into the oil pan return passage 40; 상기 플런저(52) 및 상기 오일팬복귀통로(40) 사이에 탄력적으로 개재되는 탄성부재(54)를 포함하며,An elastic member 54 is interposed elastically between the plunger 52 and the oil pan return passage 40, 상기 플런저(52)는 누름/누름해제 동작에 의해 탄력적으로 유동되어, 상기 드레인홀(30)을 선택적으로 개폐시키는 것을 특징으로 하는 오일필터 헤드의 드레인밸브.The plunger (52) is elastically flow by the push / release operation, the drain valve of the oil filter head, characterized in that for selectively opening and closing the drain hole (30). 제1항에 있어서,The method of claim 1, 상기 플런저(52)는 누름 동작시 전진되어 상기 드레인홀(30)을 개방시키고, 누름해제 동작시 탄성부재(54)의 복원력에 의해 후진되어 상기 드레인홀(30)을 폐쇄시키는 것을 특징으로 하는 오일필터 헤드의 드레인밸브.The plunger 52 is advanced during the pressing operation to open the drain hole 30, and during the pressing release operation is reversed by the restoring force of the elastic member 54 to close the drain hole (30) Drain valve on the filter head. 제2항에 있어서,The method of claim 2, 상기 플런저(52)의 일 영역에는 드레인홀(30)을 개방시키기 위한 개방부(53) 가 형성되어 있는 것을 특징으로 하는 오일필터 헤드의 드레인밸브.The drain valve of the oil filter head, characterized in that an opening portion 53 for opening the drain hole 30 is formed in one region of the plunger 52.
KR1020050119614A 2005-12-08 2005-12-08 Drain valve of oil filter head KR101182563B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100957764B1 (en) * 2007-10-01 2010-05-13 서광공업 주식회사 Opening and closing valve having a easily detachable segment

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JP3692655B2 (en) 1996-10-07 2005-09-07 株式会社デンソー Element exchange type filter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100957764B1 (en) * 2007-10-01 2010-05-13 서광공업 주식회사 Opening and closing valve having a easily detachable segment

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