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KR100680359B1 - Reinforcement structure of rear pillar for automobile - Google Patents

Reinforcement structure of rear pillar for automobile Download PDF

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Publication number
KR100680359B1
KR100680359B1 KR1020050111764A KR20050111764A KR100680359B1 KR 100680359 B1 KR100680359 B1 KR 100680359B1 KR 1020050111764 A KR1020050111764 A KR 1020050111764A KR 20050111764 A KR20050111764 A KR 20050111764A KR 100680359 B1 KR100680359 B1 KR 100680359B1
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KR
South Korea
Prior art keywords
panel
cross member
rear pillar
partition
cross
Prior art date
Application number
KR1020050111764A
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Korean (ko)
Inventor
박종호
신명섭
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현대자동차주식회사
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Priority to KR1020050111764A priority Critical patent/KR100680359B1/en
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Publication of KR100680359B1 publication Critical patent/KR100680359B1/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
    • B62D25/04—Door pillars ; windshield pillars
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
    • B62D21/15—Understructures, i.e. chassis frame on which a vehicle body may be mounted having impact absorbing means, e.g. a frame designed to permanently or temporarily change shape or dimension upon impact with another body
    • B62D21/152—Front or rear frames
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R2021/0206—Self-supporting restraint systems, e.g. restraining arms, plates or the like

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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

A reinforcement structure of a rear pillar for an automobile is provided to absorbing and dispersing shock applied to the rear pillar from outside by combing each component to form a closed curve. A reinforcement structure of a rear pillar for an automobile comprises an inner panel(51) combined to an inside surface of a side outer panel with a predetermined space, and formed with a wheel house; a reinforcement member(1) of which both ends combines to an edge part of the side outer panel and the inner panel; a side member exterior panel(2) horizontally penetrating a cross member assembly(58) to be fixed to a cross member outer panel(55); a first partition member(3) normal to the reinforcement member, and provided with both ends fixed to a cross member upper panel(53) and a cross member under panel(52) to form a predetermined closed space; and a second partition member(4) separating from the first partition member with a predetermined space, and forming a closed space by fixing both ends to the cross member upper panel and the cross member under panel.

Description

해치백형 자동차의 후방 필러 보강 구조{Reinforcement structure of rear pillar for automobile}Reinforcement structure of rear pillar for automobile

도1은 본 발명에 따른 해치백형 자동차의 후방 필러 보강 구조를 도시한 분해사시도,1 is an exploded perspective view showing a rear pillar reinforcement structure of a hatchback type vehicle according to the present invention;

도2는 도1의 평단면도,2 is a cross-sectional view of FIG.

도3은 도1의 종단면도,3 is a longitudinal sectional view of FIG. 1;

도4는 일반적인 해치백형 자동차에서 후방 필러의 설치 상태를 도시한 차체 프레임 사시도,Figure 4 is a perspective view of the vehicle body frame showing the installation state of the rear pillar in a general hatchback type vehicle,

도5는 도4에서 A 부분의 분해 사시도,5 is an exploded perspective view of a portion A in FIG. 4;

도6은 도5의 평단면도,6 is a cross-sectional view of FIG. 5;

도7은 도5의 종단면도이다.7 is a longitudinal cross-sectional view of FIG.

*도면의 주요 부분에 대한 부호의 설명         * Explanation of symbols for the main parts of the drawings

1 : 보강부재 2 : 외장 판넬1: reinforcing member 2: exterior panel

3, 4 : 제1, 2칸막이 부재 50 : 사이드아우터 판넬3, 4: 1st, 2nd partition member 50: Side outer panel

51 : 쿼터 인너 판넬 52 : 크로스멤버 언더 판넬51: quarter inner panel 52: crossmember under panel

53 : 크로스멤버 어퍼 판넬53: crossmember upper panel

본 발명은 해치백형 자동차의 후방 필러 보강 구조에 관한 것으로서, 보다 상세하게는 후방 필러를 이루는 각 부품들이 전체적으로 연결되어 결합 강성을 향상시킬 수 있도록 한 해치백형 자동차의 후방 필러 보강 구조에 관한 것이다.The present invention relates to a rear pillar reinforcement structure of a hatchback type vehicle, and more particularly, to a rear pillar reinforcement structure of a hatchback type vehicle, in which each part of the rear pillar is connected to improve overall coupling rigidity.

일반적으로, 자동차는 모노코크 타입 바디에 엔진, 조향장치, 현가장치등을 탑재하여 이루어지게 되는 바, 상기한 바디는 수직 방향의 강성 확보를 위해 전방, 후방 필러 및 중간 부분의 필러가 형성되어 있게 된다.In general, an automobile is formed by mounting an engine, a steering device, a suspension device, and the like on a monocoque type body, and the body is formed with the fillers of the front, rear pillars and the middle part to secure the rigidity in the vertical direction. .

특히, SUV(SPORT UTILITY VEHICLE)등과 같이 후방에 별도의 트렁크 공간이 돌출되지 않은 차량의 후방 필러는 도4에 도시된 바와 같이 A 부분이 필러의 역할을 함과 아울러 후방 범퍼의 결합부분으로서 강성을 유지해야 할 필요가 있게 된다.In particular, the rear pillar of a vehicle in which a separate trunk space does not protrude from the rear, such as SUV (SPORT UTILITY VEHICLE), etc., as shown in FIG. You will need to keep it.

즉, SUV등과 같은 차량은 후방 필러의 하단부가 범퍼가 결합되는 부분이기 때문에, 후방 추돌시의 강성을 확보해야 하는 것이다.That is, in a vehicle such as an SUV, since the lower end of the rear pillar is a part where the bumper is coupled, it is necessary to secure the rigidity in the rear collision.

상기한 A 부분은 도5와 도6과 도7에 도시된 바와 같이 사이드아우터 판넬(50)의 내측면에 일정 공간을 두고 결합됨과 아울러 휠하우스가 형성된 쿼터 인너 판넬(51)과, 상기한 사이드아우터 판넬(50) 저면에 결합된 크로스멤버 언더 판넬(52)과, 상기한 크로스멤버 언더 판넬(52)과 일정 높이 이격됨과 아울러 쿼터 인너 판넬(51)과 결합된 크로스멤버 어퍼 판넬(53)과, 상기한 쿼터 인너 판넬(51)과 크로스멤버 언더 판넬(52)을 수직으로 연결한 보강 판넬(54)과, 상기한 보강 판넬 (54)과 이격된 상태로 수직 배치되어 있는 크로스멤버 아우터 판넬(55)로 이루어져 있다.As shown in FIGS. 5, 6, and 7, the portion A is coupled to the inner surface of the side outer panel 50 with a predetermined space and a quarter inner panel 51 having a wheel house formed thereon, and the side The cross member under panel 52 coupled to the bottom of the outer panel 50, the cross member upper panel 53 spaced apart from the cross member under panel 52 by a predetermined height, and combined with the quarter inner panel 51. A reinforcement panel 54 vertically connecting the quarter inner panel 51 and the cross member under panel 52 and a cross member outer panel disposed vertically spaced apart from the reinforcement panel 54; 55).

상기한 크로스멤버 아우터 판넬(55)과 크로스멤버 언더 판넬(52)을 수평 위치에서 연결하여 사이 공간을 분할하도록 제1, 2칸막이 부재(56, 57)가 설치되어 있다.The first and second partition members 56 and 57 are provided to connect the cross member outer panel 55 and the cross member under panel 52 in a horizontal position to divide the space therebetween.

또한, 상기한 크로스멤버 언더 판넬(52) 및 어퍼 판넬(53)의 사이에는 크로스멤버 어셈블리(58)가 배치되어 있다.In addition, a cross member assembly 58 is disposed between the cross member under panel 52 and the upper panel 53.

그러나, 상기한 바와 같이 후방 필러를 제작할 때 수직 단면으로 보면 크로스멤버 어퍼 판넬과 제1, 2칸막이 부재가 서로 결합되지 않을 뿐만 아니라 보강 판넬과 크로스멤버 아우터 판넬이 서로 이격되어 있기 때문에, 이 부분에서 폐곡면을 형성하지 못하게 되고, 이로 인해 후방 필러의 강성이 낮은 문제점이 있다.However, when manufacturing the rear pillar as described above, the cross-member upper panel and the first and second partition members are not coupled to each other and the reinforcement panel and the crossmember outer panel are spaced apart from each other. It is impossible to form a closed curved surface, which causes a problem of low rigidity of the rear pillar.

따라서, 본 발명의 목적은 상기한 문제점을 해결하기 위한 것으로서, 후방 필러를 이루는 각 부품들이 서로 결합되어 폐곡선을 이루도록 함으로써 후방 필러의 강성을 대폭 향상시킬 수 있는 해치백형 자동차의 후방 필러 보강 구조를 제공함에 있다.Accordingly, an object of the present invention is to solve the above problems, to provide a rear pillar reinforcement structure of the hatchback-type vehicle that can significantly improve the rigidity of the rear pillar by combining the components forming the rear pillar to form a closed curve. Is in.

상기한 목적을 실현하기 위하여 본 발명은, 사이드아우터 판넬의 내측면에 일정 공간을 두고 결합됨과 아울러 휠하우스가 형성된 쿼터 인너 판넬과, 상기한 사이드아우터 판넬과 쿼터 인너 판넬의 모서리 부분에서 양단이 연결되도록 구성된 보강부재와, 수평 상태에서 크로스멤버 어셈블리를 관통하여 크로스멤버 아우터 판 넬에 고정된 사이드멤버 외장 판넬과, 상기한 보강부재와 수직 상태에서 일정 공간을 형성하도록 크로스멤버 언더 판넬과 크로스멤버 어퍼 판넬에 양단이 고정된 제1칸막이 부재와, 상기한 제1칸막이부재와 일정공간 이격되도록 배치되고 크로스멤버 언더 판넬과 크로스멤버 어퍼 판넬에 양단이 고정된 제2칸막이 부재로 구성함을 특징으로 한다.In order to achieve the above object, the present invention is coupled to the inner surface of the side outer panel, and coupled to a quarter inner panel in which a wheel house is formed, and both ends are connected at the corners of the side outer panel and the quarter inner panel. A reinforcement member configured to be configured, a side member exterior panel fixed to the cross member outer panel through a cross member assembly in a horizontal state, and a cross member under panel and a cross member upper to form a predetermined space in a vertical state with the reinforcement member. And a first partition member having both ends fixed to the panel, and a second partition member disposed at a predetermined space from the first partition member and fixed at both ends to the cross member under panel and the cross member upper panel. .

도1과 도2와 도3은 본 발명에 따른 해치백형 자동차의 후방 필러 보강 구조를 도시한 분해 사시도와 평단면도 및 종단면도로서, 사이드아우터 판넬(50)의 내측면에 일정 공간을 두고 결합됨과 아울러 휠하우스가 형성된 쿼터 인너 판넬(51)과, 상기한 사이드아우터 판넬(50)과 쿼터 인너 판넬(51)의 모서리 부분에서 양단이 연결되도록 구성된 보강부재(1)와, 수평 상태에서 크로스멤버 어셈블리(58)를 관통하여 크로스멤버 아우터 판넬(55)에 고정된 사이드멤버 외장 판넬(2)과, 상기한 보강부재(1)와 수직 상태에서 일정 공간을 형성하도록 크로스멤버 언더 판넬(52)과 크로스멤버 어퍼 판넬(53)에 양단이 고정된 제1칸막이 부재(3)와, 상기한 제1칸막이부재(3)와 일정공간 이격되도록 배치되고 크로스멤버 언더 판넬(52)과 크로스멤버 어퍼 판넬(53)에 양단이 고정된 제2칸막이 부재(4)로 구성되어 있다.1 and 2 and 3 is an exploded perspective view, a cross-sectional view and a longitudinal cross-sectional view showing a rear pillar reinforcement structure of the hatchback-type vehicle according to the present invention, and is coupled with a predetermined space on the inner surface of the side outer panel 50 In addition, a quarter inner panel 51 in which a wheel house is formed, a reinforcing member 1 configured to be connected at both ends at corner portions of the side outer panel 50 and the quarter inner panel 51, and a cross member assembly in a horizontal state. Cross member 58 and the cross member under panel 52 so as to form a predetermined space in a vertical state with the reinforcing member (1) and the side member exterior panel (55) fixed to the cross member outer panel (55). A first partition member 3 having both ends fixed to the member upper panel 53, and the first partition member 3 spaced apart from the first partition member 3 by a predetermined space, and having a cross member under panel 52 and a cross member upper panel 53. Fixed at both ends 2 is composed of the partition member (4).

즉, 수평, 수직 상태에서 볼 때 상기한 제1, 2칸막이 부재(3, 4)의 양단을 크로스멤버 언더 판넬(52)과 크로스멤버 어퍼 판넬(53)에 고정되도록 한 것으로서, 상기한 제1, 2칸막이 부재(3, 4)와 크로스멤버 언더 판넬(52) 및 크로스멤버 어퍼 판넬(53)의 사이에 폐공간(S1, S2)이 형성되도록 구성한 것이다.That is, both ends of the first and second partition members 3 and 4 are fixed to the cross member under panel 52 and the cross member upper panel 53 when viewed in a horizontal or vertical state. The closed spaces S1 and S2 are formed between the two partition members 3 and 4, the cross member under panel 52 and the cross member upper panel 53. As shown in FIG.

상기한 제1, 2칸막이 부재(3, 4)에 의해 후방 필러에서 폐공간이 형성되면 이 부분에 충격력이 전달되어도 충격 흡수력이 대폭 향상됨으로써, 후방 필러의 강성이 향상될 수 있게 되는 것이다.When the closed space is formed in the rear pillars by the first and second partition members 3 and 4, the impact absorbing force is greatly improved even when the impact force is transmitted to this portion, thereby improving the rigidity of the rear pillar.

상기한 바와 같은 본 발명의 작용 효과를 설명하면 제1, 2칸막이 부재(3, 4)를 크로스멤버 언더 판넬(52)과 크로스멤버 어퍼 판넬(53)에 고정시킨 상태에서는 수평 방향으로 절단하여 보면, 보강부재(1)와 제1칸막이 부재(3)가 폐공간 S1을 이루게 된다.Referring to the operation and effect of the present invention as described above, when the first and second partition members 3 and 4 are fixed to the crossmember under panel 52 and the crossmember upper panel 53, they are cut in the horizontal direction. The reinforcing member 1 and the first partition member 3 form the closed space S1.

또한, 제1칸막이 부재(3)와 제2칸막이 부재(4)의 사이에 폐공간 S2가 형성되게 되는 바, 상기한 크로스멤버 언더 판넬(52)과 크로스멤버 어퍼 판넬(53)의 사이에 다수의 폐공간이 형성되는 것이다.In addition, since the closed space S2 is formed between the first partition member 3 and the second partition member 4, a plurality of the spaces are provided between the crossmember under panel 52 and the cross member upper panel 53. The closed space of is formed.

상기한 폐공간 S1, S2는 외부에서 후방 필러에 충격력이 인가되었을 때 충격력을 분산시킴과 아울러 폐공간 자체적으로 충격력을 흡수할 수 있는 구조인 바, 외부 충격 및 차량 하중에 대한 후방 필러의 강성이 향상될 수 있는 것이다.The closed spaces S1 and S2 are structures that can disperse the impact force when the impact force is applied to the rear pillars from the outside and absorb the impact force in the closed space itself. It can be improved.

이상과 같이 본 발명의 해치백형 자동차의 후방 필러 보강 구조에 의하면, 후방 필러를 이루는 각 부품들이 서로 결합되어 폐곡간, 즉 폐공간 S1, S2는 외부에서 후방 필러에 충격력이 인가되었을 때 충격력을 분산시킴과 아울러 폐공간 자체적으로 충격력을 흡수할 수 있는 구조이므로, 외부 충격 및 차량 하중에 대한 후방 필러의 강성이 향상될 수 있는 효과가 있다. As described above, according to the rear pillar reinforcement structure of the hatchback-type vehicle of the present invention, the components forming the rear pillar are coupled to each other to disperse the impact force when the impact force is applied to the rear pillar from the closed valley, that is, the closed spaces S1 and S2. In addition, since the structure can absorb impact force in the closed space itself, the rigidity of the rear pillar against external impact and vehicle load can be improved.

Claims (1)

사이드아우터 판넬의 내측면에 일정 공간을 두고 결합됨과 아울러 휠하우스가 형성된 쿼터 인너 판넬과, 상기한 사이드아우터 판넬과 쿼터 인너 판넬의 모서리 부분에서 양단이 연결되도록 구성된 보강부재와, 수평 상태에서 크로스멤버 어셈블리를 관통하여 크로스멤버 아우터 판넬에 고정된 사이드멤버 외장 판넬과, 상기한 보강부재와 수직 상태에서 일정 폐공간을 형성하도록 크로스멤버 언더 판넬과 크로스멤버 어퍼 판넬에 양단이 고정된 제1칸막이 부재와, 상기한 제1칸막이부재와 일정공간 이격되도록 배치되고 크로스멤버 언더 판넬과 크로스멤버 어퍼 판넬에 양단이 고정되어 폐공간을 형성하는 제2칸막이 부재로 구성함을 특징으로 하는 해치백형 자동차의 후방 필러 보강 구조.Quarter inner panel which is coupled to the inner side of the side outer panel with a certain space and has a wheel house formed therein; a reinforcing member configured to be connected at both ends at the corners of the side outer panel and the quarter inner panel; and a cross member in a horizontal state. A side member exterior panel fixed to the cross member outer panel through the assembly, and a first partition member fixed at both ends to the cross member under panel and the cross member upper panel to form a predetermined closed space in a vertical state with the reinforcing member; The rear pillar of the hatchback type vehicle, wherein the second partition member is disposed to be spaced apart from the first partition member by a predetermined space, and both ends are fixed to the cross member under panel and the cross member upper panel to form a closed space. Reinforcement structure.
KR1020050111764A 2005-11-22 2005-11-22 Reinforcement structure of rear pillar for automobile KR100680359B1 (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103625558A (en) * 2012-08-20 2014-03-12 现代自动车株式会社 Strut mounting reinforcement unit of vehicle
WO2019239023A1 (en) 2018-06-11 2019-12-19 Psa Automobiles Sa Reinforcer for a motor vehicle c-pillar
CN110861715A (en) * 2019-11-15 2020-03-06 东风汽车集团有限公司 Lightweight automobile rear side wall reinforcing plate assembly and rear side wall reinforcing structure

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103625558A (en) * 2012-08-20 2014-03-12 现代自动车株式会社 Strut mounting reinforcement unit of vehicle
WO2019239023A1 (en) 2018-06-11 2019-12-19 Psa Automobiles Sa Reinforcer for a motor vehicle c-pillar
CN110861715A (en) * 2019-11-15 2020-03-06 东风汽车集团有限公司 Lightweight automobile rear side wall reinforcing plate assembly and rear side wall reinforcing structure
CN110861715B (en) * 2019-11-15 2020-12-29 东风汽车集团有限公司 Lightweight automobile rear side wall reinforcing plate assembly and rear side wall reinforcing structure

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