KR0149087B1 - Energy absorbing device of a buckle anchor - Google Patents

Energy absorbing device of a buckle anchor

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Publication number
KR0149087B1
KR0149087B1 KR1019950057536A KR19950057536A KR0149087B1 KR 0149087 B1 KR0149087 B1 KR 0149087B1 KR 1019950057536 A KR1019950057536 A KR 1019950057536A KR 19950057536 A KR19950057536 A KR 19950057536A KR 0149087 B1 KR0149087 B1 KR 0149087B1
Authority
KR
South Korea
Prior art keywords
seat belt
locking
mounting hole
rear end
absorbing device
Prior art date
Application number
KR1019950057536A
Other languages
Korean (ko)
Other versions
KR970039848A (en
Inventor
최종욱
Original Assignee
김태구
대우자동차주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 김태구, 대우자동차주식회사 filed Critical 김태구
Priority to KR1019950057536A priority Critical patent/KR0149087B1/en
Publication of KR970039848A publication Critical patent/KR970039848A/en
Application granted granted Critical
Publication of KR0149087B1 publication Critical patent/KR0149087B1/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00Safety belts or body harnesses in vehicles
    • B60R22/28Safety belts or body harnesses in vehicles incorporating energy-absorbing devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00Safety belts or body harnesses in vehicles
    • B60R22/28Safety belts or body harnesses in vehicles incorporating energy-absorbing devices
    • B60R2022/281Safety belts or body harnesses in vehicles incorporating energy-absorbing devices for buckles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00Safety belts or body harnesses in vehicles
    • B60R22/28Safety belts or body harnesses in vehicles incorporating energy-absorbing devices
    • B60R2022/286Safety belts or body harnesses in vehicles incorporating energy-absorbing devices using deformation of material

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automotive Seat Belt Assembly (AREA)

Abstract

본 발명은 자동차 안전벨트의 충격흡수장치에 관한 것으로, 버클(14)이 장착되는 장착구(22)내부에 소정의 인장력이 가해질 경우에 끊어지는 와어어(26)로 고정된 회전편(24)을 여러개 설치하고, 이 회전편(24)에는 걸림구(15)후단의 걸림편(16)이 순차적으로 걸리도록 하므로써, 충돌사고시 버클(14)의 걸림구(15)후단에 형성된 걸림턱(16)이 회전편(24)의 고정상태를 파괴시키면서 외측으로 밀려나오도록 하여 안전벨트(10)가 다단계로 신장되면서 순간적인 압박력을 감소시킬 수 있도록 한 것이다.The present invention relates to a shock absorbing device of a vehicle seat belt, the rotating piece 24 is fixed by a wire (26) which is broken when a predetermined tensile force is applied to the inside of the mounting hole 22 to which the buckle 14 is mounted And a plurality of the locking pieces 16 formed at the rear end of the locking hole 15 of the buckle 14 in the event of a collision by making the rotating pieces 24 sequentially catch the locking pieces 16 at the rear end of the locking hole 15. ) Is to be pushed out while destroying the fixed state of the rotating piece 24 to reduce the momentary pressing force while the seat belt 10 is extended in multiple stages.

Description

자동차 안전벨트의 충격흡수장치Shock Absorber of Automobile Seat Belt

제1도는 본 발명의 일 실시예에 의한 충격흡수장치의 구성을 도시한 단면도이고,1 is a cross-sectional view showing the configuration of a shock absorbing device according to an embodiment of the present invention,

제2도는 본 발명에 의한 충격흡수상태를 도시한 단면도이다.2 is a cross-sectional view showing a shock absorbing state according to the present invention.

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

10 : 안전벨트 12 : 결합구10: seat belt 12: coupler

14 : 버클 15 : 걸림구14: buckle 15: latch

16 : 걸림편 20 : 차체16: jam piece 20: body

22 : 장착구 24 : 회전편22: mounting hole 24: rotating piece

26 : 와이어 28 : 돌기26: wire 28: projection

본 발명은 충돌사고시 안전벨트에 의하여 신체에 가해지는 압박을 최소화 할 수 있도록 한 자동차 안전벨트의 충격흡수장치에 관한 것이다.The present invention relates to a shock absorbing device of a vehicle seat belt to minimize the pressure applied to the body by the seat belt in a crash accident.

종래 자동차의 시트에 장착되어 있는 안전벨트는 충돌사고 등의 경우, 운전자 및 탑승객이 차내 전방의 핸들, 대시패널 및 윈드실드 등의 고형물에 부딪히게 되거나 윈드실드밖으로 튀어나가게 되므로써 받게 되는 2차적인 충돌에 의하여 사망 또는 상해를 입게 되는 것을 방지하는 기능을 갖고 있었으며, 이러한 안전벨트는 정상적인 상태에서의 급정차시나 운전자 및 승객이 차내에서 몸을 가눌때에는 자유자재로 신축가능하고, 비정상적인 급격한 감속 및 충돌사고 등에 의한 급감속시에는 안전벨트의 신장이 정지되어 운전자 등의 신체가 전방으로 밀려나가게 되는 것을 방지할 수 있는 장치가 구비되어 있다.In the case of a crash, a seat belt that is conventionally mounted on a seat of a vehicle is a secondary collision that is caused by a driver or a passenger hitting a solid object such as a steering wheel, a dash panel, and a windshield in front of the vehicle or jumping out of the windshield. It has a function to prevent death or injury due to the accident, and this seat belt can be freely stretched in a sudden stop under normal conditions or when the driver and passengers rest on the vehicle. In the case of sudden deceleration by the back, the device is provided with a device which can prevent the extension of the seat belt to stop the body such as the driver from being pushed forward.

한편, 상기한 종래의 안전벨트에 있어서는 충돌사고시 안전벨트는 신장이 정지되므로 관성력에 의하여 운전자 등의 신체가 전방으로 밀리게 될 때, 신장이 정지된 안전벨트가 운전자 등의 신체 특히, 흉부를 강한 힘으로 압박하게 되므로써 안전을 위한 안전벨트가 역으로 작용하여 안전벨트에 의하여 신체가 치명적인 부상을 당할 우려가 있었다.On the other hand, in the above-described conventional seat belts, the seat belt is stopped in the event of a crash, so when the body of the driver, such as the driver is pushed forward by the inertia force, the seat belt is stopped is strong, especially the chest, such as the driver As a result of the pressure, the seat belt for safety acts inversely and the body could be fatally injured by the seat belt.

본 발명은 상기한 종래의 문제점을 감안하여 안출된 것으로, 본 발명의 목적은 충돌사고시 안전벨트에 의하여 신체에 가해지는 압박을 최소화하고 순간적인 충격을 완화시켜 주므로써 치명적인 부상을 예방할 수 있는 수단을 제공하는 데 있는 것이다.The present invention has been made in view of the above-mentioned conventional problems, and an object of the present invention is to minimize the pressure applied to the body by a seat belt during a crash accident and to mitigate momentary shocks, thereby providing a means for preventing a fatal injury. It is to provide.

이와 같은 목적을 달성하기 위하여 본 발명은 차체에 고정되어 안전벨트의 버틀후단에 부착된 걸림구가 장착되는 장착구의 내부에는 길이방향으로 여러개의 회전편을 설치하고, 이 회전편의 일측은 장착구의 내벽에 형성된 돌기에 소정의 인장력을 받을 때 끊어지는 와이어로 고정하며, 회전편의 타단은 상기 걸림구의 후단에 절곡형성된 걸림턱에 걸리도록 설치하여, 안전벨트가 소정의 인장력을 받을 때, 상기 회전편을 고정하고 있는 와이어가 끊어지면서 걸림편의 걸림상태가 순차적으로 해제되어 장착구에 끼워진 걸림구가 서서히 밀려나오면서 충격을 흡수하고 최종위치에서는 걸림턱이 장착구에 걸려 이탈이 방지되도록 하므로써 안전벨트의 길이가 약간 신장되면서 신체와 접촉할 수 있도록 한 자동차 안전벨트의 충격흡수장치를 제공한 것으로, 이하, 본 발명의 바람직한 실시예를 첨부된 도면에 의하여 상세히 설명하기로 한다.In order to achieve the above object, the present invention installs a plurality of rotating pieces in the longitudinal direction inside the mounting hole is fixed to the vehicle body is mounted on the rear end of the seatbelt of the seat belt, one side of the rotating piece is the inner wall of the mounting hole It is fixed to the projection formed in the wire to be broken when receiving a predetermined tension force, the other end of the rotating piece is installed to be caught on the locking step bent formed in the rear end of the locking hole, when the seat belt receives a predetermined tensile force, the rotating piece As the fixing wire is broken, the locking state of the locking piece is released sequentially, and the locking hole inserted into the mounting hole is gradually pushed out to absorb the shock, and at the final position, the locking jaw is caught by the mounting hole to prevent the release of the seat belt. Providing shock absorbers of car seat belts that are slightly elongated and in contact with the body In the following, it will be described in detail by the accompanying drawings, the preferred embodiment of the present invention.

제1도는 본 발명의 일 실시예를 도시한 단면도로서, 본 실시예에서는 안전벨트(10)의 일단에 부착된 결합구(12)가 걸리는 버클(14)의 걸림구(15)는 후단에 일측으로 절곡된 걸림턱(16)이 형성되고, 이 걸림구(15)가 차체(20)에 부착된 장착구(22)의 내부에 끼워져 고정되어지되, 이 장착구(22)의 내부에는 길이방향으로 중간부가 장착구(22)의 측벽에 핀결합된 복수개의 회전편(24)이 설치되고, 이 회전편(24)의 일단은 상기 장착구(22)의 내벽에 형성된 돌기(28)에 소정의 인장력을 받을 때 끊어지는 와이어(26)로 연결고정되고, 회전편(24)의 타단은 상기 걸림구(15)의 후단에 절곡형성된 걸림턱(16)에 걸리도록 설치하여서 된 것이다.1 is a cross-sectional view showing an embodiment of the present invention, in this embodiment, the engaging port 15 of the buckle 14, which is engaged with the coupling hole 12 attached to one end of the seat belt 10, one side at the rear end. The latching jaw 16 bent to be formed is formed, and the locking hole 15 is fitted into the mounting hole 22 attached to the vehicle body 20 to be fixed, but in the longitudinal direction of the mounting hole 22. Thus, a plurality of rotating pieces 24 having a middle portion pinned to the side wall of the mounting hole 22 are installed, and one end of the rotating piece 24 is predetermined to the projection 28 formed on the inner wall of the mounting hole 22. The connection is fixed by the wire 26 is broken when receiving a tensile force of, the other end of the rotating piece 24 is to be installed to be caught by the locking step 16 bent to the rear end of the locking port (15).

상기 장착구(22)내벽의 돌기(28)에 와이어(26)로 연결고정된 회전편(24)은 안전벨트(10)에 소정힘 이상의 인장력이 걸릴 때, 와이어(28)가 인장력을 받아 끊어지게 되므로써 타단에서 걸림편(16)을 걸고 있던 상태가 해제되어 걸림구(15)가 장착구(22)의 외측으로 빠져나가게 되는 것이며, 이러한 상태는 회전편(24)의 개수만큼 순차적으로 발생하게 되므로써 안전벨트(10)의 길이가 다단계로 서서히 신장되도록하여 충격을 흡수할 수 있도록 한 것이다.The rotating piece 24 fixed to the protrusions 28 of the inner wall of the mounting hole 22 by the wire 26 is broken when the wire belt 28 receives a tensile force when a tension force of a predetermined force or more is applied to the seat belt 10. The locking piece 16 is released from the other end by being pulled out so that the locking hole 15 exits to the outside of the mounting hole 22, and this state is sequentially generated by the number of the rotating pieces 24. By doing so, the length of the seat belt 10 is to be elongated slowly in multiple stages to absorb the shock.

이와 같이 구성된 본 발명은 차량충돌직후, 안전벨트(10)의 신장이 정지되면서 운전자 등의 신체가 안전벨트(10)에 접촉하게 될 때, 이 부딪히는 힘이 소정한도를 넘게 되면 안전벨트(10)에 인장력을 부여하게 되는 것이고, 이 때 안전벨트(10)의 일단을 고정하고 있는 버클(14)은 제2도에 도시한 바와 같이, 장착구(22)에 고정된 걸림구(15)를 외측으로 당기게 되는 것이며, 걸림구(15)의 후단에 형성된 걸림턱(16)은 장착구(22)내부에 설치된 회전편(24)의 일단에 토오크를 가하여 회전편(24)타단을 고정하고 있는 와이어(26)가 끊어지게 되는 것이며, 이에 따라 회전편(24)이 회전하여 걸림구(15)의 걸림상태가 해제되면서 걸림구(15)가 장착구(2)의 외측으로 빠져나가게 되는 것이며, 또, 걸림구(15)후단의 걸림편(16)은 다음의 회전편(24)일단에 걸리게 되면서 상기한 과정이 반복되어 한꺼번에 걸림구(15)가 빠져나가지 않고 여러단계로 걸림구(15)가 빠져나가게 되는 것이고, 이에 따라 안전벨트(10)의 길이가 약간씩 신장되면서 안전벨트(10)와 신체와의 접촉시간을 지연시킴과 아울러 상기 와이어(26)가 안전벨트(10)에 걸리는 인장력을 분할하여 흡수하게 되므로 운전자 등의 신체에 가해지는 압박을 감소시켜줌과 동시에 순간적인 충격을 완화시켜주게 되는 것이다.According to the present invention configured as described above, when the body of the driver or the like comes into contact with the seat belt 10 while the extension of the seat belt 10 is stopped immediately after the collision of the vehicle, the impact force exceeds the predetermined limit of the seat belt 10. In this case, as shown in FIG. 2, the buckle 14 fixing one end of the seat belt 10 has an outer side of the locking hole 15 fixed to the mounting hole 22, as shown in FIG. The locking jaw 16 formed at the rear end of the locking hole 15 is applied with a torque to one end of the rotating piece 24 installed inside the mounting hole 22 to fix the other end of the rotating piece 24. (26) is to be cut off, so that the rotating piece 24 is rotated to release the locking state of the locking mechanism (15) while the locking mechanism (15) exits to the outside of the mounting hole (2), and , While the locking piece 16 at the rear end of the locking hole 15 is caught by one end of the next rotating piece 24, the above-described process Repeatedly, the latching hole 15 does not escape at once, but the latching hole 15 is exited in several stages. Accordingly, the length of the seat belt 10 is slightly extended so that the seat belt 10 comes into contact with the body. In addition to delaying the time, the wire 26 is absorbed by dividing the tensile force applied to the seat belt 10, thereby reducing the pressure applied to the body of the driver and at the same time to alleviate the instantaneous impact.

이처럼 본 발명은 버클이 장착되는 장착구내부에 소정의 인장력이 가해질 경우에 끊어지는 와이어로 고정된 회전편을 여러개 설치하고, 이 회전편에는 걸림구의 걸림편이 순차적으로 걸리도록 하므로써, 충돌사고시 버클의 걸림구 후단에 형성된 걸림턱이 회전편의 고정상태를 파괴시키면서 외측으로 밀려나오도록 하여 안전벨트가 다단계로 신장되면서 순간적인 압박력을 감소시킬 수 있도록 한 것으로, 본 발명에 의하면 충돌사고시 안전벨트에 의하여 신체에 가해지는 압박을 최소화하고, 순간적인 충격을 완화시켜 주므로써 운전자 및 탑승자들이 안전벨트에 의하여 치명적인 부상을 당하게 되는 것을 방지할 수 있는 유용한 효과를 갖는다.As described above, the present invention provides a plurality of rotating pieces fixed by wires that are broken when a predetermined tensile force is applied to the inside of the mounting hole to which the buckle is mounted. The locking jaw formed at the rear end of the latch is pushed outward while destroying the fixed state of the rotating piece so that the seat belt can be extended in multiple stages to reduce the instantaneous pressing force. By minimizing the pressure applied and mitigating momentary shock, the driver and passengers have a useful effect of preventing fatal injuries caused by the seat belt.

Claims (1)

자동차 안전벨트의 충격흡수장치에 있어서, 차체(20)에 고정되어 안전벨트(10)의 버클(14)후단에 부착된 걸림구(15)가 장착되는 장착구(22)의 내부에는 길이방향으로 여러개의 회전편(24)을 설치하고, 이 회전편(24)의 일측은 장착구(22)의 내벽에 형성된 돌기(28)에 소정의 인장력을 받을 때 끊어지는 와이어(26)로 고정하며, 상기 회전편(24)의 타단은 상기 걸림구(15)의 후단에 일측으로 절곡형성된 걸림턱(16)에 걸리도록 구성한 것을 특징으로하는 자동차 안전벨트의 충격흡수장치.In the shock absorbing device of the vehicle seat belt, in the longitudinal direction inside the mounting hole 22 is fixed to the vehicle body 20, the locking hole 15 is attached to the rear end of the buckle 14 of the seat belt 10 in a longitudinal direction. A plurality of rotating pieces 24 are installed, and one side of the rotating pieces 24 is fixed with a wire 26 broken when a predetermined tension is applied to the projection 28 formed on the inner wall of the mounting hole 22, The other end of the rotating piece (24) is shock absorbing device of the vehicle seat belt, characterized in that configured to be caught on the locking step (16) bent to one side at the rear end of the locking port (15).
KR1019950057536A 1995-12-27 1995-12-27 Energy absorbing device of a buckle anchor KR0149087B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950057536A KR0149087B1 (en) 1995-12-27 1995-12-27 Energy absorbing device of a buckle anchor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950057536A KR0149087B1 (en) 1995-12-27 1995-12-27 Energy absorbing device of a buckle anchor

Publications (2)

Publication Number Publication Date
KR970039848A KR970039848A (en) 1997-07-24
KR0149087B1 true KR0149087B1 (en) 1998-10-15

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KR1019950057536A KR0149087B1 (en) 1995-12-27 1995-12-27 Energy absorbing device of a buckle anchor

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