KR100334273B1 - Shock absorbing structure of automobile bumper - Google Patents
Shock absorbing structure of automobile bumper Download PDFInfo
- Publication number
- KR100334273B1 KR100334273B1 KR1019960057444A KR19960057444A KR100334273B1 KR 100334273 B1 KR100334273 B1 KR 100334273B1 KR 1019960057444 A KR1019960057444 A KR 1019960057444A KR 19960057444 A KR19960057444 A KR 19960057444A KR 100334273 B1 KR100334273 B1 KR 100334273B1
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- bracket
- bumper
- piston
- support bracket
- shock absorbing
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
- B60R2019/1806—Structural beams therefor, e.g. shock-absorbing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
- B60R2019/186—Additional energy absorbing means supported on bumber beams, e.g. cellular structures or material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2306/00—Other features of vehicle sub-units
- B60Y2306/01—Reducing damages in case of crash, e.g. by improving battery protection
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Dampers (AREA)
- Body Structure For Vehicles (AREA)
Abstract
Description
본 발명은 자동차 범퍼의 완충구조에 관한 것으로서, 더 상세하게는 자동차 범퍼의 내부에 피스톤브라켓을 설치하여 공기저항으로 범퍼에 가해진 충격을 흡수 및 감소시켜 충돌 안전성을 향상시키도록 한 자동차 범퍼의 완충구조에 관한 것이다.The present invention relates to a shock absorbing structure of an automobile bumper, and more particularly, to a shock absorbing structure of an automobile bumper, by installing a piston bracket inside an automobile bumper to absorb and reduce shock applied to the bumper by air resistance, thereby improving collision safety. It is about.
일반적으로 차량의 범퍼(Bumper)는 차량의 보디를 보호하기 위해 설치되어 차량 접촉사고시 충격을 흡수 및 감소시켜 차실내에 탑승한 승차자를 안전하게 보호함과 동시에 최근에는 범퍼의 충격흡수 기능외에도 차량의 외관을 미려토록 여러 가지 형상의 범퍼가 생산되는 등 디자인의 기능이 부각되는 추세에 있다.In general, the bumper of the vehicle is installed to protect the body of the vehicle, so as to absorb and reduce the impact in the event of a vehicle contact to protect the occupant in the vehicle, and to secure the appearance of the vehicle. Various types of bumpers are produced so that the function of the design is highlighted.
즉 상기 범퍼는 내부에 충격을 효과적으로 흡수감소시키기 위해 보강패널과 같은 여러 가지의 보강부재가 설치되며, 상기 보강부재는 범퍼의 강성을 증대시키게 된다.That is, the bumper is provided with various reinforcing members such as a reinforcing panel to effectively absorb and reduce the impact therein, and the reinforcing member increases the rigidity of the bumper.
이러한 자동차 범퍼의 완충구조는 도 4에 도시된 바와같이 범퍼(1)의 표면에 설치되며 상·하부에 결합부(3)가 각각 형성된 범퍼페이스(2)와, 상기 범퍼페이스(2)의 상·하 결합부(3)에 볼트와 너트 또는 용착고정되는 고정부(13)가 상·하로 형성된 내·외측패널을 결합하여된 보강패널(10)과, 상기 범퍼페이스(2)와 보강패널(10) 사이에 구비된 충진재(14)로 구성된다.As shown in FIG. 4, the shock absorbing structure of the automobile bumper is installed on the surface of the bumper 1 and the upper and lower bumper faces 2 each having a coupling part 3 formed thereon, and the upper part of the bumper face 2. Reinforcement panel 10 which combines the inner and outer panels formed with upper and lower bolts and nuts or fixing portions 13 to which welding and fixing are attached to the lower coupling portion 3, and the bumper face 2 and the reinforcement panel ( 10) is composed of a filler (14) provided between.
이와같은 종래 자동차 범퍼의 완충구조는 범퍼페이스(2)의 내측으로 소정거리 이격된 위치에 내·외측패널(11)(12)을 결합하여된 보강패널(10)의 상·하 고정부(13)를 범퍼페이스(2)의 상·하 결합부(3)에 볼트와 너트 또는 용착고정시킨후, 상기 범퍼페이스(2)와 보강패널(10)의 외측패널(12) 사이에는 충격흡수 및 감소용 충진재(14)를 구비시킨다.The shock absorbing structure of the conventional vehicle bumper is the upper and lower fixing portion 13 of the reinforcement panel 10 by combining the inner and outer panels 11 and 12 at positions spaced a predetermined distance into the bumper face 2. ) Is fixed to the upper and lower coupling portions 3 of the bumper face 2, and then the bolts and nuts or welds are fixed, and there is a shock absorption and reduction between the bumper face 2 and the outer panel 12 of the reinforcing panel 10. The filler 14 is provided.
또한 상기의 자동차 범퍼의 완충구조외에 또다른 구조는 도 5에 도시된 바와같이 상부에 결합부(3)가 형성된 범퍼페이스(2)와, 상기 범퍼페이스(2)의 결합부(3)에 상단이 결합되며 하단은 범퍼페이스(2)의 하부면 소정부위에 고정된 보강빔(15)과, 상기 범퍼페이스(2)와 보강빔(15) 사이에 구비된 충진재(14)로 구성된다.In addition to the shock absorbing structure of the vehicle bumper, the structure is another bumper face (2) having a coupling portion (3) formed at the top, as shown in Figure 5, the upper end of the coupling portion (3) of the bumper face (2) The lower end is composed of a reinforcing beam 15 fixed to a predetermined portion of the lower surface of the bumper face 2, and a filler 14 provided between the bumper face 2 and the reinforcing beam 15.
이와같은 종래 자동차 범퍼의 완충구조는 범퍼페이스(2) 후방으로 소정거리 이격설치된 보강빔(15)과 범퍼페이스(2)와 보강빔(15) 사이의 충진재(14)에 의해, 범퍼페이스(2)로 충격이 가해지면 충진재(14)가 1차로 충격을 흡수 및 감소시키고 보강빔(15)이 또다시 충격에 버티며 감소시키게 된다.The shock absorbing structure of the conventional vehicle bumper is the bumper face 2 by the reinforcing beam 15 and the filler 14 between the bumper face 2 and the reinforcing beam 15 spaced a predetermined distance behind the bumper face 2. When the shock is applied, the filler 14 primarily absorbs and reduces the impact, and the reinforcing beam 15 is again subjected to the impact and decreases.
전술한 바와같은 자동차 범퍼의 완충구조는 범퍼에 가해지는 충격을 흡수 및 감소시키기 위해 범퍼페이스의 내부에 보강패널 또는 보강빔 그리고 충진재 등 다수의 부재를 구비하여야 하므로 원가가 상승되고 작업공정이 과다해져 조립성 및 생산성이 저하될뿐아니라, 외부충격을 효과적으로 감소시키지 못해 차실내의 승차자를 안전하게 보호하지 못하는 등의 문제점이 있다.As described above, the shock absorber structure of the automobile bumper has to include a plurality of members such as a reinforcement panel, a reinforcement beam, and a filler in the bumper face in order to absorb and reduce the shock applied to the bumper. In addition to the deterioration of assembly and productivity, there is a problem such that the external shock cannot be effectively reduced and the passengers in the vehicle can not be safely protected.
따라서 본 발명의 목적은 범퍼의 범퍼페이스 내부에 피스톤브라켓을 설치하여 범퍼페이스에 충격이 가해지면 피스톤브라켓이 차체쪽으로 공기저항을 받으며 서서히 밀리면서 충격을 흡수 및 감소시켜 범퍼에 가해진 충격을 완충시키도록 한 자동차 범퍼의 완충구조를 제공하는데 있다.Accordingly, an object of the present invention is to install a piston bracket inside the bumper face of the bumper, so that when the shock is applied to the bumper face, the piston bracket receives air resistance toward the vehicle body and absorbs and reduces the shock while gradually pushing to absorb the shock applied to the bumper. It is to provide a shock absorbing structure of a car bumper.
도 1은 본 발명의 적용부위를 나타낸 예시도.1 is an exemplary view showing an application of the present invention.
도 2는 본 발명의 분리사시도.2 is an exploded perspective view of the present invention.
도 3은 본 발명의 도 1의 A-A부 단면도.3 is a cross-sectional view taken along the line A-A of Figure 1 of the present invention.
도 4는 종래의 단면도.4 is a conventional cross-sectional view.
도 5는 종래의 또다른 단면도.Figure 5 is another cross-sectional view of the prior art.
* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings
1 : 범퍼 2 :범퍼페이스1: Bumper 2: Bumper Face
3 : 결합부 10 : 보강패널3: coupling part 10: reinforcement panel
11 : 내측패널 12 : 외측패널11: inner panel 12: outer panel
13 : 고정부 14 : 충진재13 fixing part 14 filling material
15 : 보강빔 20 : 피스톤브라켓15: reinforcing beam 20: piston bracket
21 : 절곡부 22 : 홀21: bend 22: hole
23 : 돌출부 24 : 패킹23: protrusion 24: packing
30 : 지지브라켓 31 :구멍30: support bracket 31: hole
40 : 연결브라켓 41 : 충격흡수부40: connecting bracket 41: shock absorbing part
50 : 이송핀 51 : 지지부50: feed pin 51: support
60 : 압축공기60: compressed air
상기와 같은 목적을 달성하기 위한 본 발명의 자동차 범퍼의 완충구조는 범퍼페이스(2)의 내측면 상·하 소정부위에 접면되는 돌출부(23)가 각각 돌출형성되고, 이 돌출부(23)의 상·하단을 절곡하여 절곡부(21)를 형성한후, 상기 절곡부(21)에 홀(22)을 형성한 피스톤브라켓(20)과 상기 피스톤브라켓(20)의 상·하 절곡부(21)에 상·하 소정부위가 지지되며, 상기 절곡부(21)에 형성된 홀(22)과 대응되는 구멍(31)이 형성된 지지브라켓(30)과 상기 지지브라켓(30)의 상·하단을 연결하여 지지하며, 중앙부에 다수의 충격흡수부(41)가 형성된 연결브라켓(40)과 상기 피스톤브라켓(20)의 상·하 절곡부(21)에 형성된 홀(22)과, 상기 지지브라켓(30)의 상·하 구멍(31)에 결합되는 이송핀(50)과 상기 피스톤브라켓(20)과 지지브라켓(30) 사이에 충진된 압축공기(60)로 구성된 것을 특징으로 한다.In the shock absorbing structure of the automobile bumper of the present invention for achieving the above object, the protrusions 23 which are in contact with the upper and lower predetermined portions of the inner surface of the bumper face 2 are protruded, respectively, and the upper part of the protrusion 23 is formed. After the lower end is bent to form the bent portion 21, the piston bracket 20 having the hole 22 formed in the bent portion 21 and the upper and lower bent portions 21 of the piston bracket 20 are formed. The upper and lower predetermined portions are supported at the upper and lower ends thereof, and the upper and lower ends of the support bracket 30 and the support bracket 30 having the holes 31 corresponding to the holes 22 formed in the bent portion 21 are connected to each other. A support bracket 40 having a plurality of shock absorbing portions 41 formed at a central portion thereof, a hole 22 formed at upper and lower bent portions 21 of the piston bracket 20, and the support bracket 30; It characterized by consisting of a feed pin 50 coupled to the upper and lower holes 31 and the compressed air 60 filled between the piston bracket 20 and the support bracket 30. The.
미설명부호 51은 지지부이다.Reference numeral 51 is a support.
이하, 본 발명의 실시예를 첨부된 예시도면을 참조하여 설명하면 다음과 같다.Hereinafter, an embodiment of the present invention will be described with reference to the accompanying drawings.
도 2에 도시된 바와같이 피스톤브라켓(20)의 상·하 돌출부(23)는 범퍼페이스(2)의 내측면에 접면되도록 돌출형성한후, 상기 돌출부(23)와 범퍼페이스(2) 내측면 상기에는 패킹(24)을 부착시킨다.As shown in FIG. 2, the upper and lower protrusions 23 of the piston bracket 20 protrude to be in contact with the inner surface of the bumper face 2, and then the inner surface of the protrusion 23 and the bumper face 2. The packing 24 is attached thereto.
상기 피스톤브라켓(20)은 패널을 절곡시켜 형성하되 내측으로는 소정의 공간이 형성되도록 한다.The piston bracket 20 is formed by bending the panel so that a predetermined space is formed inside.
상기 피스톤브라켓(20)의 상·하 절곡부(21) 내측으로 결합되는 지지브라켓(30)의 상·하 소정부위에 형성된 구멍(31)은 상기 절곡부(21)의 홀(22)과 관통되도록 한후, 상기 구멍(31)과 홀(22)에 이송핀(50)을 결합시킨다.The hole 31 formed in the upper and lower predetermined portions of the support bracket 30 coupled to the upper and lower bent portions 21 of the piston bracket 20 passes through the hole 22 of the bent portion 21. After the connection, the transfer pin 50 is coupled to the hole 31 and the hole 22.
상기 이송핀(50)은 절곡부(21)의 홀(22) 외측과 지지브라켓(30)의 구멍(31) 내측면에 각각 지지되는 지지부(51)를 전후로 각각 형성하도록 한다.The transfer pin 50 forms the support portions 51 respectively supported before and after the holes 22 of the bent portion 21 and the inner surfaces of the holes 31 of the support bracket 30.
상기 지지브라켓(30)의 상·하단을 연결하여 지지하는 연결브라켓(40)은 상·하단을 절곡한후, 상기 절곡된 부위를 지지브라켓(30)의 상·하단에 고정시킨다. 상기 연결브라켓(40)은 상·하로 구분하되 상기 상·하 연결브라켓(40)의 중앙부위에는 상호대응되는 굴곡형의 충격흡수부(41)를 형성한후 각각의 단부를 지지브라켓(30)의 중앙부위에 고정시킨다.The connecting bracket 40 supporting the upper and lower ends of the support bracket 30 is bent at the upper and lower ends thereof, and then the bent portion is fixed to the upper and lower ends of the support bracket 30. The connecting brackets 40 are divided into upper and lower sides, but each of the ends of the support brackets 30 is formed at a central portion of the upper and lower connecting brackets 40 to correspond to each other. Fix it at the center part.
상기와 같은 본 발명의 작용을 설명하면 다음과 같다.Referring to the operation of the present invention as described above are as follows.
범퍼페이스(2)의 내측면 소정부위에 피스톤브라켓(20)의 상·하돌출부(23)를 접면시킨후, 상기 피스톤브라켓(20)의 상·하 절곡부(21)를 지지브라켓(30)에 긴밀히 밀착시킨다.After contacting the upper and lower protrusions 23 of the piston bracket 20 to a predetermined portion of the inner surface of the bumper face 2, the upper and lower bent portions 21 of the piston bracket 20 are supported by the support bracket 30. Close contact with
상기와 같은 상태에서 피스톤브라켓(20)의 상·하절곡부(21)에 형성된 홀(22)과, 지지브라켓(30)의 구멍(31)을 관통되게 한후, 이송핀(50)의 지지부(51)를 외측과 내측에 지지되게 한다.In the above state, the hole 22 formed in the upper and lower bent portions 21 of the piston bracket 20 and the hole 31 of the support bracket 30 pass through the support portion 51 of the transfer pin 50. ) Is supported on the outside and the inside.
상기 이송핀(50)은 피스톤브라켓(20)과 지지브라켓(30)을 연결하며 지지상태를 유지함과 동시에 범퍼페이스(2)에 충격이 가해지면 지지브라켓(30)쪽으로 이동되게 된다.The transfer pin 50 is connected to the piston bracket 20 and the support bracket 30 and is moved to the support bracket 30 when an impact is applied to the bumper face 2 while maintaining the support state.
한편 지지브라켓(30)의 다수곳에 고정된 연결브라켓(40)은 상·하로 구분한후, 상·하 절곡된 부위는 지지브라켓(30)의 상·하단부 내측에 고정시키고 중앙부는 지지브라켓(30)의 내측면 중앙에 각각 고정시킨다. 한편 상기 범퍼페이스(2)와 지지브라켓(30) 사이에는 압축공기(50)가 충진되어 범퍼페이스(2)에 충격이 가해지면 공기저항을 받으며 충격을 흡수 및 감소시키도록 한다.On the other hand, after the connection bracket 40 fixed to a plurality of places of the support bracket 30 is divided into upper and lower, the upper and lower bent portion is fixed to the inside of the upper and lower ends of the support bracket 30, and the center portion of the support bracket 30 ) To the center of the inner surface of each). On the other hand, the compressed air 50 is filled between the bumper face 2 and the support bracket 30 so that an impact is applied to the bumper face 2 to receive air resistance and to absorb and reduce the shock.
이와같은 본 발명은 차량의 충돌시 범퍼페이스(2)로 외부충격이 가해지면 상기 범퍼페이스(2) 내측에 설치된 피스톤브라켓(20)이 차체쪽 즉 지지브라켓(30)쪽으로 후퇴하며 변형되게 된다.In the present invention, when an external shock is applied to the bumper face 2 during the collision of the vehicle, the piston bracket 20 installed inside the bumper face 2 is retracted and deformed toward the vehicle body, that is, the support bracket 30.
이때 지지브라켓(30)과 피스톤브라켓(20) 사이에는 압축공기가 충진되고, 상기 지지브라켓(30)과 피스톤브라켓(20)의 상·하부는 이송핀(50)으로 결합되어 충격이 가해지면 피스톤브라켓(20)이 압축공기의 저항을 받으며 지지브라켓(30)쪽으로 서서히 후퇴하게 되는데 피스톤브라켓(20)과 지지브라켓(30)의 홀(22)과 구멍(31)에 결합된 이송핀(50)은 피스톤 역할을 하며 차체쪽으로 후퇴하면서 외부충격을 1차로 흡수 및 감소시키게 된다.At this time, the compressed air is filled between the support bracket 30 and the piston bracket 20, and the upper and lower portions of the support bracket 30 and the piston bracket 20 are coupled to the transfer pin 50 so that the piston is applied to the piston. The bracket 20 is subjected to the resistance of the compressed air and is gradually retracted toward the support bracket 30, and the transfer pin 50 coupled to the holes 22 and the holes 31 of the piston bracket 20 and the support bracket 30. The piston acts as a piston and retracts toward the body to absorb and reduce the external shocks first.
그리고 상기 지지브라켓(30)으로 전달된 외부충격은 지지브라켓(30) 내측면과 차체를 연결하는 연결브라켓(40)에 의해 또다시 흡수 및 감소되게 되는데, 상기 연결브라켓(40)은 굴곡형상으로 된 다수개의 충격흡수부(41)가 절첩변형되며 다단으로 충격을 감소시키게 된다.And the external shock transmitted to the support bracket 30 is absorbed and reduced again by the connection bracket 40 for connecting the inner surface of the support bracket 30 and the vehicle body, the connection bracket 40 is curved A plurality of shock absorbing portion 41 is folded deformation to reduce the impact in multiple stages.
상기와 같은 본 발명의 자동차 범퍼의 완충구조는 범퍼의 범퍼페이스 내부에 피스톤브라켓을 설치하여 차량의 충돌시 충격이 가해지면 피스톤브라켓이 공기저항을 받으며 차체쪽으로 후퇴하며 충격을 1차로 흡수 및 감소시키고, 이의 후방에 설치된 지지브라켓에 의해 또다시 흡수 및 감소되며 다단으로 흡수 및 감소되게 된다.As the shock absorbing structure of the bumper of the present invention as described above, the piston bracket is installed inside the bumper face of the bumper, when the impact is applied during the collision of the vehicle, the piston bracket receives air resistance, retreats toward the vehicle body, and absorbs and reduces the shock primarily. It is absorbed and reduced again by the support bracket installed at the rear thereof, and is absorbed and reduced in multiple stages.
이와같은 본 발명은 범퍼의 내구성 및 내충격성이 강화되어 외부충격을 효과적으로 완충시킴에 따라 차체의 파손 및 변형이 최소로 줄게되고, 이에따라 차실내의 승차자가 충돌시의 충격으로부터 안전하게 보호받게 되는 등의 효과가 있다.The present invention is such that the durability and impact resistance of the bumper is enhanced to effectively cushion the external impact, thereby reducing the damage and deformation of the vehicle body to a minimum, and thus the passenger in the cabin is protected from the impact of the collision, etc. It works.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960057444A KR100334273B1 (en) | 1996-11-26 | 1996-11-26 | Shock absorbing structure of automobile bumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960057444A KR100334273B1 (en) | 1996-11-26 | 1996-11-26 | Shock absorbing structure of automobile bumper |
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| Publication Number | Publication Date |
|---|---|
| KR19980038533A KR19980038533A (en) | 1998-08-05 |
| KR100334273B1 true KR100334273B1 (en) | 2002-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960057444A KR100334273B1 (en) | 1996-11-26 | 1996-11-26 | Shock absorbing structure of automobile bumper |
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| KR (1) | KR100334273B1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030039485A (en) * | 2001-11-13 | 2003-05-22 | 기아자동차주식회사 | Back beam of an automobile bumper |
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1996
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| Publication number | Publication date |
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| KR19980038533A (en) | 1998-08-05 |
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