KR20040009296A - body structure of engine rear mounting - Google Patents

body structure of engine rear mounting Download PDF

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Publication number
KR20040009296A
KR20040009296A KR1020020043206A KR20020043206A KR20040009296A KR 20040009296 A KR20040009296 A KR 20040009296A KR 1020020043206 A KR1020020043206 A KR 1020020043206A KR 20020043206 A KR20020043206 A KR 20020043206A KR 20040009296 A KR20040009296 A KR 20040009296A
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KR
South Korea
Prior art keywords
engine mounting
panel
engine
welded
mounting bracket
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KR1020020043206A
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Korean (ko)
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KR100452212B1 (en
Inventor
김기창
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현대자동차주식회사
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Priority to KR10-2002-0043206A priority Critical patent/KR100452212B1/en
Publication of KR20040009296A publication Critical patent/KR20040009296A/en
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Publication of KR100452212B1 publication Critical patent/KR100452212B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • B62D25/08—Front or rear portions
    • B62D25/082—Engine compartments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K5/00—Arrangement or mounting of internal-combustion or jet-propulsion units
    • B60K5/12—Arrangement of engine supports

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

PURPOSE: A vehicle body structure of an engine rear mounting part is provided to improve total durability of the engine rear mounting part by making a space unit formed between a side of an engine mounting bracket and an inner rear panel in a box-closed section and to reduce traveling noise by preventing the generation of rumble noise in accelerating a vehicle. CONSTITUTION: A vehicle body structure of an engine rear mounting part is composed of an engine mounting bracket(2) formed in a section structure to be opened to an engine room and weld-combined and mounted to a front side member(1) at the bottom side; an engine mounting extension panel(3) welded and combined to the side of the engine mounting bracket; an inner rear panel(21) of which an end is welded and combined with the engine mounting extension panel and other end is welded and combined with an end of the engine mounting bracket positioned at the opposite to the engine mounting extension panel, bent at several times along the periphery of the engine mounting bracket that is not overlapped with the engine mounting extension panel; an engine mounting reinforcing panel(22) positioned at the opposite side to the engine mounting extension panel about the engine mounting bracket and separated from the inner rear panel, wherein both ends are bent and weld-combined to the inner rear panel, respectively; a front shock absorber housing panel(5) weld-combined with the engine mounting reinforcing panel; a weld pipe nut(23) of which an end is weld-combined to the engine mounting reinforcing panel, positioned in a space unit(S) formed between the inner rear panel and the engine mounting reinforcing panel; and a combination body of an assembly bolt(24) successively passing through a stay bracket(11), the engine mounting extension panel, both sides of the engine mounting bracket, and the inner rear panel and combining with the weld pipe nut. An end of the stay bracket is bolting-combined to the front side member and other end is positioned at the side of the engine mounting extension panel.

Description

엔진리어마운팅부의 차체구조{body structure of engine rear mounting}Body structure of engine rear mounting

본 발명은 엔진리어마운팅부의 차체구조에 관한 것으로, 특히 인너리어패널의 측면에 엔진마운팅보강패널을 용접결합시키면서 그 사이의 공간부를 박스폐단면의 구조로 형성시켜 전체적인 엔진리어부의 설치강성을 증대시키고 아울러 가속주행시 럼블노이즈(rumble noise)가 발생되는 것을 예방할 수 있도록 된 엔진리어마운팅부의 차체구조에 관한 것이다.The present invention relates to a vehicle structure of the engine rear mounting portion, and in particular, while the engine mounting reinforcement panel is welded to the side of the inner panel, the space therebetween is formed in the structure of the box closed end surface to increase the installation rigidity of the overall engine rear portion. In addition, the present invention relates to a body structure of an engine rear mounting unit capable of preventing rumble noise during acceleration driving.

일반적으로, 엔진의 리어부가 결합되는 차체구조는 도 1 내지 도 3에 도시된 바와 같이, 엔진룸(E)쪽으로 개구되는 디귿자(ㄷ)의 단면구조를 가지면서 밑면에 프런트사이드멤버(1)상에 용접결합되어 설치되는 엔진마운팅브라켓트(2)와, 이 엔진마운팅브라켓트(2)의 일측면에 용접결합되는 엔진마운팅익스텐션패널(3)과, 일단이 상기 엔진마운팅익스텐션패널(3)에 용접결합되고 타단이 상기 엔진마운팅익스텐션패널(3)과 반대측으로 위치되는 엔진마운팅브라켓트(2)의 타측면과 서로 이격되는 부위에 위치되도록 전장이 상기 엔진마운팅브라켓트(2)를 따라 다수번 굴곡형성되는 인너리어패널(4)과, 이 인너리어패널(4)과 중첩을 이루면서 용접결합되는 프런트쇽업소버하우징패널(5)의 결합체로 이루어진다.In general, the body structure to which the rear portion of the engine is coupled has a cross-sectional structure of the depression (c) opening toward the engine room (E), as shown in Figures 1 to 3 on the front side member (1) on the bottom An engine mounting bracket (2) welded to the engine mounting bracket, an engine mounting extension panel (3) welded to one side of the engine mounting bracket (2), and one end of the engine mounting bracket (3). And an inner side of which is bent a plurality of times along the engine mounting bracket 2 so that the other end thereof is positioned at a portion spaced apart from the other side of the engine mounting bracket 2 positioned opposite to the engine mounting extension panel 3. It consists of a combination of the rear panel 4 and the front shock absorber housing panel 5 welded to each other while overlapping the inner panel 4.

여기서, 상기 프런트쇽업소버하우징패널(5)쪽을 향하는 엔진마운팅브라켓트(2)의 일측면과 인너리어패널(4)은 서로 이격되어 그 사이에 소정크기의 공간부(S)를 형성하게 되고, 이 공간부(S)로 용접너트(6)가 삽입되어 상기 엔진마운팅브라켓트(2)의 일측면에 용접으로 결합되게 된다.Here, one side of the engine mounting bracket 2 facing the front shock absorber housing panel 5 and the inner panel 4 are spaced apart from each other to form a space portion S having a predetermined size therebetween. The welding nut 6 is inserted into the space S to be welded to one side of the engine mounting bracket 2.

그리고, 상기 엔진마운팅익스텐션패널(3)은 인너리어익스텐션패널(7)과 용접결합되고, 상기 인너리어익스텐션패널(7)은 인너프런트패널(8)과 용접결합되는 구조로 되어 있다.The engine mounting extension panel 3 is welded to the inner extension panel 7, and the inner extension panel 7 is welded to the inner front panel 8.

한편, 상기 엔진마운팅브라켓트(2)는 소정길이의 조립볼트(9)에 의해 양측면이 관통되는데, 상기 조립볼트(9)의 선단은 일단이 프런트사이드멤버(1)상에 볼팅결합되고 타단이 엔진마운팅익스텐션패널(3)의 측면으로 위치되는 스테이브라켓트(11)와 엔진마운팅익스텐션패널(3)과 엔진마운팅브라켓트(2)의 양측면을 순차적으로 관통하여 용접너트(6)에 체결됨으로써 설치되게 된다.On the other hand, both sides of the engine mounting bracket 2 are penetrated by an assembly bolt 9 of a predetermined length, and one end of the assembly bolt 9 is bolted to the front side member 1 and the other end is the engine. The stay bracket 11 and the engine mounting extension panel 3 and the engine mounting bracket 2 which are positioned on the side of the mounting extension panel 3 are sequentially penetrated to be welded to the welding nut 6.

그리고, 상기 조립볼트(9)에는 부시파이프(12)가 함께 구비되는데, 이 부시파이프(12)는 엔진마운팅브라켓트(2)내에 위치되어 조립볼트(9)가 엔진마운팅브라켓트(2)를 관통할 때 일체로 결합되게 된다.In addition, the assembly bolt 9 is provided with a bush pipe 12, the bush pipe 12 is located in the engine mounting bracket (2) so that the assembly bolt (9) can pass through the engine mounting bracket (2). When combined integrally.

또한, 상기 조립볼트(9)는 엔진마운팅브라켓트(2)내에 위치되면서 엔진의 리어부와 연결되도록 결합된 엔진마운팅부시(도시않됨)를 일체로 관통하면서 설치되며, 이로 인해 엔진의 리어부는 조립볼트(9)의 체결력에 의해 설치되는 구조를 가지게 된다.In addition, the assembly bolt (9) is located in the engine mounting bracket (2) and is installed while integrally passing through the engine mounting bush (not shown) coupled to be connected to the rear portion of the engine, thereby the rear portion of the engine assembly bolt It has a structure provided by the fastening force of (9).

그러나, 상기와 같은 종래의 차체구조는 엔진마운팅브라켓트(2)의 일측면과 인너리어패널(4)사이에 형성되는 공간부(S;용접너트가 위치되는 곳)가 도 3에 도시된 바와 같이 엔진룸(E)과 연결되도록 전방측이 개구되어 있어, 차체의 전후방향으로의 설치강성이 취약할 뿐만 아니라 이로 인해 엔진리어마운팅부의 전체적인 내구성에도 악영향을 주게 되는 문제점이 있었다.However, the conventional body structure as described above has a space (S; where the weld nut is located) formed between one side of the engine mounting bracket 2 and the inner panel 4 as shown in FIG. Since the front side is opened so as to be connected to the engine room E, the installation rigidity of the vehicle body in the front and rear directions is not only weak, thereby adversely affecting the overall durability of the engine rear mounting portion.

또한, 차량의 가속주행시에는 덜컹거리는 럼블노이즈(rumble noise)가 심하게 발생되어 차량의 정숙성에도 악영향을 주게 되는 문제점이 있었다.In addition, when the vehicle accelerates the driving rumble noise (rumble noise) is severely generated has a problem that adversely affects the quietness of the vehicle.

이에 본 발명은 상기와 같은 문제점을 해소하기 위해 안출된 것으로, 엔진마운팅브라켓트의 일측면과 인너리어패널사이에 형성되는 공간부를 박스폐단면의 구조로 형성시켜 엔진리어마운팅부의 전체적인 내구성을 증대시키면서 아울러 차량의 가속주행시 럼블노이즈가 발생되는 것도 예방하여 주행소음을 감소시킬 수 있도록된 엔진리어마운팅부의 차체구조를 제공함에 그 목적이 있다.Accordingly, the present invention has been made to solve the above problems, by forming a space portion formed between the one side surface of the engine mounting bracket and the inner panel in the structure of the box closed end, while increasing the overall durability of the engine mounting area It is an object of the present invention to provide a vehicle structure of the engine rear mounting portion which can reduce driving noise by preventing the occurrence of rumble noise during acceleration driving of a vehicle.

상기와 같은 목적을 달성하기 위한 본 발명의 차체구조는, 엔진룸쪽으로 개구되는 단면구조를 가지면서 밑면에 프런트사이드멤버상에 용접결합되어 설치되는 엔진마운팅브라켓트와, 이 엔진마운팅브라켓트의 일측면에 용접결합되는 엔진마운팅익스텐션패널과, 이 엔진마운팅익스텐션패널과 중첩되지 않는 엔진마운팅브라켓트의 둘레면을 따라 다수번 굴곡형성되면서 일단이 상기 엔진마운팅익스텐션패널과 용접결합되고 타단이 상기 엔진마운팅익스텐션패널과 반대측으로 위치되는 엔진마운팅브라켓트의 단부와 용접결합되는 인너리어패널과, 상기 엔진마운팅브라켓트를 중심으로 엔진마운팅익스텐션패널에 대해 반대측으로 위치되고 상기 인너리어패널과 이격되면서 양단이 굴곡형성되어 인너리어패널상에 각각 용접결합되는 엔진마운팅보강패널과, 이 엔진마운팅보강패널과 용접결합되는 프런트쇽업소버하우징패널과, 상기 인너리어패널과 엔진마운팅보강패널사이에 형성되는 공간부내에 위치되면서 일단이 상기 엔진마운팅보강패널상에 용접결합되는 용접파이프너트와, 일단이 상기 프런트사이드멤버상에 볼팅결합되고 타단이 엔진마운팅익스텐션패널의 측면으로 위치되는 스테이브라켓트 및 엔진마운팅익스텐션패널과 엔진마운팅브라켓트의 양측면과 인너리어패널을 순차적으로 관통하여 용접파이프너트에 체결되는 조립볼트의 결합체를 포함하여 구성되는 것을 특징으로 한다.The vehicle body structure of the present invention for achieving the above object, the engine mounting bracket which is installed by welding on the front side member on the bottom surface having a cross-sectional structure that is open toward the engine room, and on one side of the engine mounting bracket The engine mounting extension panel is welded and bent a plurality of times along the circumferential surface of the engine mounting bracket that does not overlap with the engine mounting extension panel, one end of which is welded to the engine mounting extension panel and the other end of the engine mounting extension panel An inner panel welded to an end of the engine mounting bracket positioned on the opposite side, and positioned at an opposite side to the engine mounting extension panel about the engine mounting bracket and spaced apart from the inner panel to be bent to form an inner panel Engine mounting beams, each welded onto A panel, a front shock absorber housing welded to the engine mounting reinforcement panel, and a weld welded on the engine mounting reinforcement panel while being positioned in a space formed between the inner panel and the engine mounting reinforcement panel. Weld pipes through the pipe nut, both sides of the stay bracket and the engine mounting extension panel and the engine mounting bracket, one end of which is bolted onto the front side member and the other end of which is located to the side of the engine mounting extension panel. Characterized in that it comprises a combination of assembly bolts fastened to the nut.

도 1 내지 도 3은 종래구조에 따른 차체구조를 설명하기 위한 사시도 및 종단면도,1 to 3 are a perspective view and a longitudinal sectional view for explaining a vehicle body structure according to the conventional structure,

도 4와 도 5는 본 발명에 따른 차체구조를 설명하기 위한 사시도 및 종단면도이다.4 and 5 are a perspective view and a longitudinal cross-sectional view for explaining the vehicle body structure according to the present invention.

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

1 - 프런트사이드멤버 2 - 엔진마운팅브라켓트1-Front side member 2-Engine mounting bracket

3 - 엔진마운팅익스텐션패널 5 - 프런트쇽업소버하우징패널3-Engine mounting extension panel 5-Front shock absorber housing panel

11 - 스테이브라켓트 21 - 인너리어패널11-Stay Bracket 21-Interior Panel

22 - 엔진마운팅보강패널 23 - 용접파이프너트22-Engine mounting reinforcement panel 23-Welded pipe nut

24 - 조립볼트 E - 엔진룸24-Assembled Bolt E-Engine Room

이하 본 발명을 첨부된 예시도면에 의거 상세히 설명한다.Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

도 4와 도 5는 본 발명에 따른 차체구조를 설명하기 위한 사시도 및 종단면도로서, 종래구조와 동일한 부위에는 동일한 참조부호를 붙이면서 설명하기로 한다.4 and 5 are a perspective view and a longitudinal cross-sectional view for explaining the vehicle body structure according to the present invention, will be described with the same reference numerals to the same parts as the conventional structure.

본 발명에 따라 엔진의 리어부가 결합되는 차체의 구조는 도 4와 도 5에 도시된 바와 같이, 엔진룸(E)쪽으로 개구되는 디귿자(ㄷ)의 단면구조를 가지면서 밑면에 프런트사이드멤버(1)상에 용접결합되어 설치되는 엔진마운팅브라켓트(2)와, 이 엔진마운팅브라켓트(2)의 일측면에 용접결합되는 엔진마운팅익스텐션패널(3)과, 이 엔진마운팅익스텐션패널(3)과 중첩되지 않는 엔진마운팅브라켓트(2)의 둘레면을 따라 다수번 굴곡형성되면서 일단이 상기 엔진마운팅익스텐션패널(3)과 용접결합되고 타단이 상기 엔진마운팅익스텐션패널(3)과 반대측으로 위치되는 엔진마운팅브라켓트(2)의 단부와 용접결합되는 인너리어패널(21)과, 상기 엔진마운팅브라켓트(2)를 중심으로 엔진마운팅익스텐션패널(3)에 대해 반대측으로 위치되고 상기 인너리어패널(21)과 이격되면서 양단이 굴곡형성되어 인너리어패널(21)상에 각각 용접결합되는 엔진마운팅보강패널(22)과, 이 엔진마운팅보강패널(22)과 용접결합되는 프런트쇽업소버하우징패널(5)과, 상기 인너리어패널(21)과 엔진마운팅보강패널(22)사이에 형성되는 공간부(S)내에 위치되면서 일단이 상기 엔진마운팅보강패널(22)상에 용접결합되는 용접파이프너트(23)와, 일단이 상기 프런트사이드멤버(1)상에 볼팅결합되고 타단이 엔진마운팅익스텐션패널(3)의 측면으로 위치되는 스테이브라켓트(11) 및 엔진마운팅익스텐션패널(3)과 엔진마운팅브라켓트(2)의 양측면과 인너리어패널(21)을 순차적으로 관통하여 용접파이프너트(23)에 체결되는 조립볼트(24)의 결합체를 포함하여 구성된다.The structure of the vehicle body coupled to the rear portion of the engine according to the present invention has a cross-sectional structure of the depression (c) opening toward the engine room (E), as shown in Figure 4 and 5, the front side member (1) The engine mounting bracket 2, which is welded and installed on the), the engine mounting extension panel 3, which is welded to one side of the engine mounting bracket 2, and the engine mounting extension panel 3, do not overlap. The engine mounting bracket 2 is bent to the engine mounting extension panel 3 while the other end is bent and formed along the circumferential surface of the engine mounting bracket 2, the other end of which is opposite to the engine mounting extension panel 3. The inner panel 21 welded to the end of 2) and the engine mounting bracket 2 are positioned opposite to the engine mounting extension panel 3 and spaced apart from the inner panel 21. Engine mounting reinforcement panel 22 which is bent at both ends and welded onto inner panel 21, and front shock absorber housing panel 5 which is welded to the engine mounting reinforcement panel 22; A weld pipe nut 23 which is positioned in the space S formed between the inner panel 21 and the engine mounting reinforcement panel 22, and has one end welded onto the engine mounting reinforcement panel 22; Both sides of the stay bracket 11 and the engine mounting extension panel 3 and the engine mounting bracket 2 which are bolted to the front side member 1 and the other end of which is positioned to the side of the engine mounting extension panel 3. It consists of a combination of assembly bolts 24 that sequentially penetrates the inner panel 21 to the weld pipe nut 23.

여기서, 상기 엔진마운팅익스텐션패널(3)은 인너리어익스텐션패널(7)과 용접결합되고, 상기 인너리어익스텐션패널(7)은 인너프런트패널(8)과 용접결합되는 구조로 되어 있다.The engine mounting extension panel 3 is welded to the inner extension panel 7, and the inner extension panel 7 is welded to the inner front panel 8.

그리고, 상기 조립볼트(24)에는 부시파이프(12)가 함께 구비되는데, 이 부시파이프(12)는 엔진마운팅브라켓트(2)내에 위치되어 조립볼트(24)가 엔진마운팅브라켓트(2)를 관통할 때 일체로 결합되게 된다.In addition, the assembly bolt 24 is provided with a bush pipe 12, the bush pipe 12 is located in the engine mounting bracket (2) so that the assembly bolt 24 can pass through the engine mounting bracket (2). When combined integrally.

또한, 상기 조립볼트(24)는 엔진마운팅브라켓트(2)내에 위치되면서 엔진의 리어부와 연결되도록 결합된 엔진마운팅부시(도시않됨)를 일체로 관통하면서 설치되며, 이로 인해 엔진의 리어부는 조립볼트(24)의 체결력에 의해 설치되는 구조를 가지게 된다.In addition, the assembly bolt 24 is located in the engine mounting bracket 2 and is installed while integrally passing through the engine mounting bush (not shown) coupled to be connected to the rear portion of the engine, whereby the rear portion of the engine is assembled bolt It has a structure provided by the fastening force of (24).

한편, 상기 용접파이프너트(23)의 일단은 인너리어패널(21)의 측면과 면접촉되면서 용접결합되어 설치되고 타단은 엔진마운팅보강패널(22)을 관통하면서 관통되는 둘레부가 엔진마운팅보강패널(22)과 용접결합되어 설치되게 된다.On the other hand, one end of the weld pipe nut 23 is welded and installed while being in surface contact with the side surface of the inner panel 21, the other end is passed through the engine mounting reinforcement panel 22, the periphery of the engine mounting reinforcement panel ( 22) will be installed by welding.

그리고, 상기 인너리어패널(21)과 엔진마운팅보강패널(22)사이에 형성되는 공간부(S)는 차체의 전후좌우 방향으로 밀폐되는 박스폐단면의 구조로 형성되게 된다.In addition, the space S formed between the inner panel 21 and the engine mounting reinforcement panel 22 is formed in a structure of a box closed end surface sealed in front, rear, left, and right directions of the vehicle body.

이와 같이, 엔진의 리어부가 마운팅되는 차체구조를 구성할 때 본 발명에 따라 인너리어패널(21)의 측면에 엔진마운팅보강패널(22)을 설치하게 되면, 엔진리어마운팅부의 전체적인 내구성이 그만큼 증대되게 되고, 아울러 엔진으로부터 전달되어 오는 진동도 효과적으로 완충시킬 수 있게 되며, 이로 인해 실내측으로 전달되는 진동을 최대한 감소시킬 수가 있는 잇점이 있게 된다.As such, when the engine mounting reinforcement panel 22 is installed on the side of the inner panel 21 according to the present invention when constructing the vehicle body structure in which the rear portion of the engine is mounted, the overall durability of the engine rear mounting portion is increased accordingly. In addition, it is also possible to effectively damp the vibrations transmitted from the engine, which has the advantage of reducing the vibrations transmitted to the indoor side as possible.

또한, 본 발명에 따른 설치구조에 의해 상기 인너리어패널(21)과 엔진마운팅보강패널(22)사이에 형성되는 공간부(S)가 차체의 전후좌우 방향으로 밀폐되는 박스폐단면의 구조로 형성되면, 차체의 전후방향으로의 설치강성이 대폭적으로 증대되게 되고, 이로 인해 엔진리어마운팅부의 전체적인 내구성에도 그만큼 향상되는 잇점도 기대할 수 있게 된다.In addition, by the installation structure according to the present invention, the space S formed between the inner panel 21 and the engine mounting reinforcement panel 22 is formed in a structure of a box closed end surface in which the vehicle body is sealed in front, rear, left and right directions. In this case, the installation rigidity of the vehicle body in the front-rear direction is greatly increased, and thus, an advantage of improving the overall durability of the engine rear mounting portion can be expected.

또한, 본 발명에 따라 인너리어패널(21)과 엔진마운팅보강패널(22)사이에 형성되는 공간부(S)가 박스폐단면의 구조로 형성되면, 차량의 가속주행시 덜컹거리는 럼블노이즈(rumble noise)가 발생되지 않게 되며, 이로 인해 차량의 정숙성이 향상되면서 운전자의 안전운행에도 도움을 줄 수 있는 잇점이 있게 된다.In addition, according to the present invention, if the space S formed between the inner panel 21 and the engine mounting reinforcement panel 22 is formed in the structure of the box closed cross section, rumble noise that is rattled during acceleration of the vehicle ), The quietness of the vehicle is improved, which has the advantage of helping the driver to drive safely.

이상 설명한 바와 같이 본 발명에 의하면, 인너리어패널의 측면에 엔진마운팅보강패널이 용접결합될 때 그 사이의 공간이 차체의 전후좌우 방향으로 밀폐되는 박스폐단면의 공간부로 형성되어져, 엔진리어마운팅부의 전체적인 내구성이 증대되고, 이로 인해 엔진으로부터 전달되어 오는 진동의 완충효과도 증대되며, 아울러 차량의 가속주행시 덜컹거리는 럼블노이즈가 발생되지 않게 되어 차량의 정숙성이 향상되는 효과가 있게 된다.As described above, according to the present invention, when the engine mounting reinforcement panel is welded to the side of the inner panel, the space therebetween is formed as a space portion of the box closed end surface that is sealed in the front, rear, left and right directions of the vehicle body, The overall durability is increased, thereby increasing the shock absorbing effect of the vibration transmitted from the engine, and also has the effect of improving the quietness of the vehicle because the rattle noise is not generated when the vehicle accelerates.

Claims (3)

엔진룸(E)쪽으로 개구되는 단면구조를 가지면서 밑면에 프런트사이드멤버(1)상에 용접결합되어 설치되는 엔진마운팅브라켓트(2)와, 이 엔진마운팅브라켓트(2)의 일측면에 용접결합되는 엔진마운팅익스텐션패널(3)과, 이 엔진마운팅익스텐션패널(3)과 중첩되지 않는 엔진마운팅브라켓트(2)의 둘레면을 따라 다수번 굴곡형성되면서 일단이 상기 엔진마운팅익스텐션패널(3)과 용접결합되고 타단이 상기 엔진마운팅익스텐션패널(3)과 반대측으로 위치되는 엔진마운팅브라켓트(2)의 단부와 용접결합되는 인너리어패널(21)과, 상기 엔진마운팅브라켓트(2)를 중심으로 엔진마운팅익스텐션패널(3)에 대해 반대측으로 위치되고 상기 인너리어패널(21)과 이격되면서 양단이 굴곡형성되어 인너리어패널(21)상에 각각 용접결합되는 엔진마운팅보강패널(22)과, 이 엔진마운팅보강패널(22)과 용접결합되는 프런트쇽업소버하우징패널(5)과, 상기 인너리어패널(21)과 엔진마운팅보강패널(22)사이에 형성되는 공간부(S)내에 위치되면서 일단이 상기 엔진마운팅보강패널(22)상에 용접결합되는 용접파이프너트(23)와, 일단이 상기 프런트사이드멤버(1)상에 볼팅결합되고 타단이 엔진마운팅익스텐션패널(3)의 측면으로 위치되는 스테이브라켓트(11) 및 엔진마운팅익스텐션패널(3)과 엔진마운팅브라켓트(2)의 양측면과 인너리어패널(21)을 순차적으로 관통하여 용접파이프너트(23)에 체결되는 조립볼트(24)의 결합체를 포함하여 구성되는 엔진리어마운팅부의 차체구조.The engine mounting bracket (2) is welded and installed on the front side member (1) and is welded to one side of the engine mounting bracket (2) having a cross-sectional structure opening toward the engine room (E). The engine mounting extension panel 3 is bent and formed a plurality of times along the circumferential surface of the engine mounting bracket 2 that does not overlap with the engine mounting extension panel 3, and one end is welded to the engine mounting extension panel 3. And an inner panel 21 welded to an end of an engine mounting bracket 2 positioned at an opposite side to the engine mounting extension panel 3, and an engine mounting extension panel centered on the engine mounting bracket 2. The engine mounting reinforcement panel 22 which is located on the opposite side with respect to (3) and spaced apart from the inner panel 21 and is bent and welded onto the inner panel 21, respectively, The front shock absorber housing panel 5 welded to the mounting reinforcement panel 22 and the space part S formed between the inner panel 21 and the engine mounting reinforcement panel 22 and one end thereof are A weld pipe nut 23 welded onto the engine mounting reinforcement panel 22, and a stay bracket having one end bolted onto the front side member 1 and the other end positioned to the side of the engine mounting extension panel 3. (11) and an assembly of assembly bolts 24 which sequentially pass through both sides of the engine mounting extension panel 3 and the engine mounting bracket 2 and the inner panel 21 to be fastened to the weld pipe nut 23. The body structure of the engine rear mounting unit is configured. 제 1항에 있어서, 상기 용접파이프너트(23)의 일단은 인너리어패널(21)의 측면과 면접촉되면서 용접결합되어 설치되고 타단은 엔진마운팅보강패널(22)을 관통하면서 관통되는 둘레부가 엔진마운팅보강패널(22)과 용접결합되어 설치되는 것을 특징으로 하는 엔진리어마운팅부의 차체구조.According to claim 1, One end of the weld pipe nut 23 is welded and installed while the surface contact with the side of the inner panel 21, the other end is passed through the engine mounting reinforcement panel 22, the periphery of the engine Body structure of the engine rear mounting portion, characterized in that the welding reinforcement panel and the mounting is installed. 제 1항에 있어서, 상기 인너리어패널(21)과 엔진마운팅보강패널(22)사이에 형성되는 공간부(S)는 차체의 전후좌우 방향으로 밀폐되는 박스폐단면의 구조로 형성되는 것을 특징으로 하는 엔진리어마운팅부의 차체구조.The method of claim 1, wherein the space S formed between the inner panel 21 and the engine mounting reinforcement panel 22 is formed in a structure of a box closed end surface sealed in the front, rear, left and right directions of the vehicle body. Body structure of the engine rear mounting part.
KR10-2002-0043206A 2002-07-23 2002-07-23 body structure of engine rear mounting KR100452212B1 (en)

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