WO2002087931A1 - Ceinture de securite ayant une fonction d'absorption et de commande d'energie - Google Patents

Ceinture de securite ayant une fonction d'absorption et de commande d'energie Download PDF

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Publication number
WO2002087931A1
WO2002087931A1 PCT/CN2002/000085 CN0200085W WO02087931A1 WO 2002087931 A1 WO2002087931 A1 WO 2002087931A1 CN 0200085 W CN0200085 W CN 0200085W WO 02087931 A1 WO02087931 A1 WO 02087931A1
Authority
WO
WIPO (PCT)
Prior art keywords
energy
energy absorption
seat belt
tube
absorption tube
Prior art date
Application number
PCT/CN2002/000085
Other languages
English (en)
Chinese (zh)
Inventor
Wusheng Wang
Original Assignee
Yu, Tao
Feng, Yimin
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.)
Filing date
Publication date
Application filed by Yu, Tao, Feng, Yimin filed Critical Yu, Tao
Publication of WO2002087931A1 publication Critical patent/WO2002087931A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00—Safety belts or body harnesses in vehicles
    • B60R22/34—Belt retractors, e.g. reels
    • B60R22/341—Belt retractors, e.g. reels comprising energy-absorbing means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00—Safety belts or body harnesses in vehicles
    • B60R22/28—Safety belts or body harnesses in vehicles incorporating energy-absorbing devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F7/00—Vibration-dampers; Shock-absorbers
    • F16F7/12—Vibration-dampers; Shock-absorbers using plastic deformation of members
    • F16F7/127—Vibration-dampers; Shock-absorbers using plastic deformation of members by a blade element cutting or tearing into a quantity of material; Pultrusion of a filling material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00—Safety belts or body harnesses in vehicles
    • B60R22/28—Safety belts or body harnesses in vehicles incorporating energy-absorbing devices
    • B60R2022/286—Safety belts or body harnesses in vehicles incorporating energy-absorbing devices using deformation of material

Definitions

  • the invention relates to a car seat belt, in particular to a seat belt capable of absorbing part of collision energy when a car accident occurs.
  • the existing safety belt is mainly composed of a retractor, a guide, a lock insert, a lock socket, a buckle fixing seat and a fabric belt.
  • This kind of seat belt can effectively restrain the occupants when the car collides, and protect the safety of the occupants.
  • the seat belt itself does not have the effect of absorbing energy.
  • the seat belt especially the pre-tensioned seat belt, tightly restrains the upper body of the human body on the seat, but the person's head is still subject to inertia
  • the original driving speed drives the neck to move forward, which in turn hurts the person's head and neck.
  • the purpose of the present invention is to overcome the above-mentioned shortcomings, and to provide a safety belt with absorbable energy and control functions, which can absorb the kinetic energy of a person by absorbing the kinetic energy of the occupant through an energy absorption device during a collision process.
  • the safety belt with energy absorption and control functions of the present invention includes a retractor, a guide, a lock insert, a lock socket and a buckle fixing seat, and a connection fabric belt, and further includes at least one energy absorber.
  • the device is composed of an energy absorption tube, an extrusion module and an energy transmitting member.
  • the cross section of the front portion of the energy absorption tube is small and passes through the extrusion port of the extrusion module fixed on the vehicle body.
  • the rear end of the energy absorption tube A limiting block is provided, one end of the energy transmitting member is connected to the front end of the energy absorbing tube, and the other end is connected to the lock socket and / or retractor and / or buckle fixing seat.
  • the safety belt with energy absorption and control function of the present invention wherein the rear portion of the energy absorption tube is a circular tube or a corrugated tube or a sawtooth tube, and the front portion is pressed into a flat square shape or a circular or tapered shape with a small cross-sectional area, and
  • the extrusion interface is a corresponding rectangle or circle.
  • Another improvement of the seat belt with energy absorption and control function of the present invention is that a controller is provided on the energy absorption tube, and the controller is used to control other safety devices in the vehicle.
  • the present invention has a seat belt capable of absorbing energy and controlling functions, wherein the controller is a contact provided at the front of the energy absorption tube, and at least one contact provided at a corresponding place on the vehicle body to cooperate with the contact, At least one trigger switch is formed, and the contacts are respectively connected to a gas generator of an airbag provided in a vehicle body through a wire.
  • the seat belt with energy absorption and control functions of the present invention is further improved in that the controller is at least one steel wire rope provided at the rear of the energy absorption tube, and the other end of the steel wire rope is compressed with the vehicle body. Gas valve open Off or safety cushion connection. '
  • the present invention has a seat belt capable of absorbing energy and controlling functions, wherein the energy absorbing tube is made of stainless steel or iron.
  • the advantages and positive effects of the present invention are that when a vehicle collides, the human body moves forward due to inertia, and the seat belt is moved forward along with the human body during the movement process. At this time, the vehicle is connected with the retractor or the lock socket or The energy transmitting member connected to the buckle fixing seat drives the energy absorption tube to move forward, and the rear portion of the energy absorption tube is caught by the extrusion module sleeved thereon. When the vehicle speed is low, the forward impact force of the occupant is small and it cannot be overcome.
  • the seat belt withstands the pulling force the same as the existing seat belt; when the vehicle speed is too high, the impact force on the human body pulls the energy absorption tube through the energy transmission member, and the energy absorption tube overcomes
  • the resistance of the squeezing module changes its shape to the shape corresponding to the squeezing port of the squeezing module. At this time, the kinetic energy of the human body is converted into the work required to deform the energy absorption tube, thereby reducing the kinetic energy of the human body and protecting the occupants.
  • FIG. 1 is a schematic structural diagram of a first embodiment of a seat belt having energy absorbing and controlling functions according to the present invention
  • FIG. 2 is a sectional view of a seat belt energy absorber having absorbing energy and controlling functions in FIG. 1;
  • FIG. 3 is a schematic structural diagram of an energy absorber according to a second embodiment of a seat belt having energy absorption and control functions according to the present invention
  • FIG. 4 is a schematic structural diagram of an energy absorber according to a third embodiment of a seat belt having energy absorption and control functions according to the present invention.
  • FIG. 5 is a schematic structural diagram of an energy absorber according to a fourth embodiment of a seat belt having energy absorption and control functions according to the present invention.
  • FIG. 6 is a schematic structural diagram of an energy absorber according to a fifth embodiment of a seat belt having energy absorption and control functions according to the present invention.
  • FIG. 7 is a schematic diagram of a seatbelt corrugated energy absorption tube having energy absorption and control functions according to the present invention
  • FIG. 8 is a sectional view of the seatbelt energy absorption tube having energy absorption and control functions in FIG. 7.
  • the first embodiment of the present invention has a first embodiment of a seat belt with energy absorption and control functions, which includes a retractor 2, a guide 3, a lock insert 4, a lock socket 5 and The buckle fixing seat 6 and the fabric belt 7 connected between them, wherein the above-mentioned components fix the occupant in the vehicle, and are the same as the prior art.
  • energy absorber 1 energy absorber 1 It consists of an energy absorption tube 8, an extrusion module 10, and an energy transmission member 9.
  • the front portion of the energy absorption tube 8 is flattened to make a flat square, and it passes through the extrusion port 14 of the extrusion module 10 fixed in the vehicle body.
  • the part is in the shape of a circular tube, and a stopper 13 is provided at the tail end.
  • the stopper 13 is used to prevent the energy absorber 1 from being disengaged from the extrusion opening 14 of the extrusion module 10 when the energy absorber 1 deforms.
  • the energy transmitting member 9 is a steel wire rope in this embodiment. One end of the energy transmitting member 9 is connected to the front end of the energy absorbing tube 8 and the other end is connected to the lock socket 5 through a guide roller.
  • the seat belt with energy absorption and control function of the present invention can also use two or three energy absorbers at the same time.
  • two energy absorbers When two energy absorbers are used, they can be respectively connected with the lock socket 5, the retractor 2 and the buckle. Any two of the fixing bases 6 are connected.
  • three energy absorbers When using three energy absorbers, they are connected to the lock socket 5, the retractor 2 and the buckle fixing base 6, respectively.
  • FIG. 3 shows a second embodiment of the present invention.
  • the energy absorbing tube 8 is connected to the retractor 2.
  • the other structures are the same as those of the first embodiment.
  • FIG. 4 shows a third embodiment of the present invention, in which the energy absorption tube 8 is connected to the buckle fixing base 6, and other parts are the same as those in the first embodiment.
  • FIG. 5 shows a fourth embodiment of the present invention, in which a contact 11 of a trigger switch is installed in a flattened portion of a front portion of the energy absorption tube 8, and a trigger switch corresponding to the contact 11 is also installed at a corresponding place in the vehicle body
  • the two side-by-side contacts 11 ', 11 ", and the contacts 11 and 11', 11" are connected to the gas generator of the airbag provided in the vehicle body through wires, respectively. Contact between them can trigger two electrical signals.
  • the pulling force of the occupant moves the energy absorption tube 8 forward.
  • the trigger point 11 on the energy absorption tube 8 also forwardly contacts the previous contact 11 'placed on the vehicle.
  • An electrical signal is generated which controls the gas generator (not shown) of the side airbag, which inflates the airbag.
  • the contact 11 continues to trigger the next touch 11 ⁇ forward to generate a second electrical signal, which controls the gas generator of the front airbag (not shown), which causes The airbag is inflated. Thereby protecting the safety of the occupants.
  • FIG. 6 is a fifth embodiment of the present invention, in which the rear part of the energy absorption tube 8 is connected to at least one steel wire rope 12, and FIG. 6 shows two steel wire ropes 12, and the other end of the steel wire rope 12 is connected to a compressed gas valve switch (not shown in the figure). ) Connect. Similar to Example 4, the airbag is inflated with compressed gas, and the two wire ropes 12 respectively control the compressed air valves of the side airbag and the front airbag so that they open and inflate the airbag in the event of a collision.
  • the steel wire rope 12 may be connected to a safety cushion (not shown). In the event of a collision, the steel wire rope 12 may pull the safety cushion provided on the roof of the vehicle to cover the head of the occupant, thereby reducing the occupant ’s head injury. '
  • FIGs 7 and 8 are schematic diagrams of another shape of the energy absorption tube 8 of the present invention.
  • the rear portion of the energy absorption tube 8 shown in the figure is made into a bellows shape to facilitate uniform and smooth absorption of impact energy.
  • the rear portion of the energy absorbing tube 8 can also be designed as a zigzag tube.
  • the front portion of the energy absorbing tube 8 can also be made into a circular or tapered shape with a small cross-sectional area, and the extrusion opening 14 of the extrusion module 10 is made to fit therewith Round holes.
  • the energy absorbing tube 8 is made of a metal material such as stainless steel, steel pipe, iron pipe, or copper pipe. Industrial applicability
  • the human body moves forward due to inertia, and the seat belt is moved forward with the human body during the movement.
  • the energy transmission member connected to the retractor or the buckle socket or the buckle fixing seat.
  • the energy absorption tube is driven to move forward, and the rear portion of the energy absorption tube is stuck by the squeeze module covering it.
  • the forward impact force of the occupant is small, which fails to overcome the squeeze of the energy absorption tube through the squeeze module.
  • the force required by the mouth is the same as that of the existing seat belts.
  • the impact force on the human body pulls the energy absorption tube through the energy transmission member.
  • the energy absorption tube overcomes the resistance of the squeeze module and deforms it.
  • the shape corresponding to the squeeze port of the squeeze module at this time, the kinetic energy of the human body is converted into the work required to deform the energy absorption tube, thereby reducing the kinetic energy of the human body and protecting the occupants.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Automotive Seat Belt Assembly (AREA)
  • Seats For Vehicles (AREA)

Abstract

L'invention se rapporte à un appareil d'absorption d'énergie pour une ceinture de sécurité. Ledit appareil peut limiter et commander le mouvement vers l'avant de l'occupant d'un véhicule après verrouillage du rétracteur lors d'un choc. Ledit appareil d'absorption d'énergie est relié entre un ancrage de ceinture de sécurité et une sangle de ceinture de sécurité et comporte un tube d'absorption d'énergie déformable et un bloc guide d'extrusion. Ledit tube est déformé de manière plastique dans le bloc guide d'extrusion afin d'assurer une résistance à la traction variable, et par la même dissiper et absorber de manière contrôlée l'énergie provenant d'une force d'impact lors d'un accident.
PCT/CN2002/000085 2001-04-29 2002-02-10 Ceinture de securite ayant une fonction d'absorption et de commande d'energie WO2002087931A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CNB01115571XA CN1161247C (zh) 2001-04-29 2001-04-29 可吸收能量的安全带
CN01115571.X 2001-04-29

Publications (1)

Publication Number Publication Date
WO2002087931A1 true WO2002087931A1 (fr) 2002-11-07

Family

ID=4662067

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2002/000085 WO2002087931A1 (fr) 2001-04-29 2002-02-10 Ceinture de securite ayant une fonction d'absorption et de commande d'energie

Country Status (2)

Country Link
CN (1) CN1161247C (fr)
WO (1) WO2002087931A1 (fr)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7407193B2 (en) 2004-03-18 2008-08-05 Takata Corporation Seat belt buckle
US7784831B2 (en) 2008-06-27 2010-08-31 Gm Global Technology Operations, Inc. Seat belt load limiting device
US8091923B2 (en) 2008-06-27 2012-01-10 GM Global Technology Operations LLC Adaptive seat belt load limiter and method
EP2607553A1 (fr) * 2011-12-22 2013-06-26 Trumer Schutzbauten GesmbH Dispositif et procédé destinés à la dissipation d'énergie
WO2013091893A1 (fr) * 2011-12-22 2013-06-27 Trumer Schutzbauten Gesmbh Paroi de protection
FR2988352A1 (fr) * 2012-03-22 2013-09-27 Peugeot Citroen Automobiles Sa Limiteur de force de traction sur une ceinture
ITMI20120597A1 (it) * 2012-04-12 2013-10-13 Artigiana Costruzioni S R L Dispositivo di dissipazione della energia per strutture di protezione e simili
FR3000953A1 (fr) * 2013-01-15 2014-07-18 Can Dispositif de freinage et systeme de protection comprenant un tel dispositif de freinage
CN115042739A (zh) * 2022-06-08 2022-09-13 上汽大众汽车有限公司 一种安全带能量吸收装置、安全带及车辆

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1296234C (zh) * 2004-06-05 2007-01-24 上汽集团奇瑞汽车有限公司 一种汽车安全带
JP5011415B2 (ja) * 2010-03-25 2012-08-29 オートリブ ディベロップメント エービー シートベルト装置
US9827947B2 (en) * 2016-02-10 2017-11-28 Ford Global Technologies, Llc Load limiting seat belt buckle assemblies
TWI629019B (zh) * 2017-07-03 2018-07-11 王亮雄 緩衝裝置
CN113602230A (zh) * 2021-08-27 2021-11-05 玉环加鑫汽车配件有限公司 一种具有缓冲腰部载荷功能的安全带结构及安全带锁扣
CN114771456B (zh) * 2022-05-03 2023-08-29 大连理工大学 用于乘员碰撞安全保护的安全带缓冲、吸能与耗能装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5487562A (en) * 1994-12-27 1996-01-30 Ford Motor Company Energy absorbing apparatus for a motor vehicle
EP0777064A1 (fr) * 1995-11-30 1997-06-04 Automobiles Peugeot Dispositif limiteur d'effort en traction
US6099078A (en) * 1997-10-14 2000-08-08 Breed Automotive Technology, Inc. Load limiting device for a seat belt

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5487562A (en) * 1994-12-27 1996-01-30 Ford Motor Company Energy absorbing apparatus for a motor vehicle
EP0777064A1 (fr) * 1995-11-30 1997-06-04 Automobiles Peugeot Dispositif limiteur d'effort en traction
US6099078A (en) * 1997-10-14 2000-08-08 Breed Automotive Technology, Inc. Load limiting device for a seat belt

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7407193B2 (en) 2004-03-18 2008-08-05 Takata Corporation Seat belt buckle
DE102009030511B4 (de) * 2008-06-27 2014-03-27 GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) Lastbegrenzungsvorrichtung zum Befestigen eines Sicherheitsgurtschlosses
DE102009030509B4 (de) * 2008-06-27 2011-09-01 Gm Global Technology Operations Llc , ( N. D. Ges. D. Staates Delaware ) Sicherheitsgurt-Lastbegrenzungsvorrichtung
US8091923B2 (en) 2008-06-27 2012-01-10 GM Global Technology Operations LLC Adaptive seat belt load limiter and method
US7784831B2 (en) 2008-06-27 2010-08-31 Gm Global Technology Operations, Inc. Seat belt load limiting device
EP2607553A1 (fr) * 2011-12-22 2013-06-26 Trumer Schutzbauten GesmbH Dispositif et procédé destinés à la dissipation d'énergie
WO2013091893A1 (fr) * 2011-12-22 2013-06-27 Trumer Schutzbauten Gesmbh Paroi de protection
US9677231B2 (en) 2011-12-22 2017-06-13 Trumer Schutzbauten Gesmbh Protection system
FR2988352A1 (fr) * 2012-03-22 2013-09-27 Peugeot Citroen Automobiles Sa Limiteur de force de traction sur une ceinture
ITMI20120597A1 (it) * 2012-04-12 2013-10-13 Artigiana Costruzioni S R L Dispositivo di dissipazione della energia per strutture di protezione e simili
EP2650558A1 (fr) * 2012-04-12 2013-10-16 Geoprotection S.r.l. Dispositif de dissipation d'énergie pour la protection de structures ou analogue
FR3000953A1 (fr) * 2013-01-15 2014-07-18 Can Dispositif de freinage et systeme de protection comprenant un tel dispositif de freinage
CN115042739A (zh) * 2022-06-08 2022-09-13 上汽大众汽车有限公司 一种安全带能量吸收装置、安全带及车辆
CN115042739B (zh) * 2022-06-08 2023-07-11 上汽大众汽车有限公司 一种安全带能量吸收装置、安全带及车辆

Also Published As

Publication number Publication date
CN1384010A (zh) 2002-12-11
CN1161247C (zh) 2004-08-11

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