CN106458119A - 车体抗撞结构 - Google Patents
车体抗撞结构 Download PDFInfo
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- 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
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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
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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
- B60R19/20—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 containing mainly gas or liquid, e.g. inflatable
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- 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
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
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- 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
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- 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
- B62D21/16—Understructures, i.e. chassis frame on which a vehicle body may be mounted having fluid storage compartment
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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
- B62D25/20—Floors or bottom sub-units
- B62D25/2009—Floors or bottom sub-units in connection with other superstructure subunits
- B62D25/2018—Floors or bottom sub-units in connection with other superstructure subunits the subunits being front structures
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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
- B62D25/20—Floors or bottom sub-units
- B62D25/2009—Floors or bottom sub-units in connection with other superstructure subunits
- B62D25/2027—Floors or bottom sub-units in connection with other superstructure subunits the subunits being rear structures
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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
Abstract
一种车体抗撞结构,安装于车身覆盖件内,用于缓冲车体(1)受到的冲击力,包括两个可缓冲受到冲击力的缓冲架(41)和连接架(42),所述连接架(42)置于所述车体底端且固定于所述车体的底盘(2),所述两个缓冲架(41)分别置于所述车体前端和后端且固定于所述连接架(42)两端。上述车体抗撞结构为整体结构,当车体前后的缓冲架受到冲击后,会将冲击力分散至整个车体抗撞结构和底盘,而不是全部由自身承受,所以能承受更大的冲击力,提高了车体的安全性。
Description
本发明涉及汽车安全的技术领域,尤其涉及车体抗撞结构。
随着汽车数量的增加,交通事故也越来越频发,如何在交通事故中尽可能保护乘客安全是汽车安全性的主要的研究方向。
抗撞结构是一种安装在车体主结构外的附属结构,在冲撞中能发生变形,从而吸收冲击力保护车体。现有技术中的抗撞结构多为相互独立的结构,例如前保险杠,后保险杠等。当车体受到冲击时,所有冲击力集中在各单独的抗撞结构上,一旦冲击力超过其极限,就会变形破裂,丧失抗撞能力。这种抗撞结构对车体的保护程度非常有限,难以满足汽车安全性要求。
本发明的目的在于提供车体抗撞结构,旨在解决现有技术中汽车抗撞结构冲击承受能力差,难以满足汽车安全性要求的问题。
本发明是这样实现的,车体抗撞结构,安装于车体外,用于缓冲车体受到冲击力,包括两个可缓冲收到冲击力的缓冲架和连接架,所述连接架置于所述车体底端且固定于所述车体的底盘,两所述缓冲架分别置于所述车体前端和后端且固定于所述连接架两端。
进一步地,所述缓冲架包括多根并排设置的弯曲管,所述弯曲管中部向外弯折,上端抵接于所述车体,下端连接于所述连接架。
进一步地,所述弯曲管上端套设有缓冲胶垫,所述缓冲胶垫末端膨大为喇叭形并抵接于所述车体。
进一步地,所述缓冲架还包括充气垫,所述充气垫置于所述弯曲管的弯折部与所述车体之间。
进一步地,所述连接架包括多根各自并列设置的纵向杆和横向杆,各所述缓冲架连接于各所述纵向杆两端,各所述横向杆一端连接于所述纵向杆,一端连接于所述底盘。
进一步地,各所述纵向杆包括相互独立的前纵向杆和后纵向杆,各所述前纵向杆和后纵向杆一端连接至所述缓冲架,另一端连接至所述车体地盘上的横梁。
进一步地,各所述前纵向杆和后纵向杆均由多节杆体首尾连接而成且连接处设有弹性缓冲件。
进一步地,所述各杆体的连接端设有多个插接孔,所述弹性缓冲件为弹性胶块,所述弹性胶块两端设有多个用于插入所述插接孔固定的插接头。
进一步地,所述杆体包括直线延伸的直杆和呈弯曲状的弯杆。
进一步地,所述弯杆设有用于加强弯曲处强度的吸震架,所述吸震架通过二道立柱固定于所述弯杆。
进一步地,还包括多个设置于车体内侧的安全气囊。
与现有技术相比,本发明提供的车体抗撞结构包括两个缓冲架和连接架,两缓冲架分设于车体前后端,并通过连接架连接成为一体。当车体的前端或者后端收到冲击力时,缓冲架吸收冲击力并传递至连接架,连接架传递至底盘,从而将冲击力分散到整个抗撞结构和底盘上,增大了抗撞结构的冲击承受能力,增强了汽车的安全性。
图1为本发明实施例提供的车体1抗撞结构的仰视示意图;
图2为本发明实施例提供的车体1抗撞结构的轴测示意图;
图3为图2中A处的局部放大示意图。
为了使本发明的目的、技术方案及优点更加清楚明白,以下结合附图及实施例,对本发明进行进一步详细说明。应当理解,此处所描述的具体实施例仅仅用以解释本发明,并不用于限定本发明。
以下结合具体附图对本实施例的实现进行详细的描述。
如图1所示,车体抗撞结构,包括两个分别置于车体1内部前后端的缓冲架41以及置于车体1底端的连接架42。两缓冲架41分别固定于连接架42两端,且位于车体1的覆盖件(车壳等)的内部,而连接架42固定于车体1的底盘2。
缓冲架41分设于车体1内部的前后端,可以在冲撞中承受冲击力,其承受到的冲击力传递至连接架42和底盘2,将冲击力分散到整个抗撞结构以及底盘2上,而不是由单独的缓冲架41承受全部冲击力。与现有技术中独立设置的缓冲架相比,本实施例中的缓冲架41无需改变结构和材料,也能承受更大的冲击力,增强了车体1的冲击承受能力,提高了驾驶的安全性。由于本实施例中的车体抗撞结构具有更好的吸收冲击力的能力,故而可以缩小其体积而保证足够的抗撞能力,并置于车体1内部,不仅可以减小车体1体积,而且还可以在车体1外设置常规的缓冲架,进一步加强其抗撞能力。
如图2和图3所示,缓冲架41包括多根并排设置的弯曲管411,弯曲管411中部向外弯折,上端抵接于车体1,下端连接于连接架42,形成保险杠结构。在弯曲管411上端与车体1抵接处套设有缓冲胶垫4111,缓冲胶垫4111末端膨大为喇叭形并抵接于车体1。当缓冲架41受到冲击时,多根弯曲管411本身可以通过变形吸收一部分冲击力,在弯曲管411上端套设的缓冲胶垫4111本身也可以通过变形吸收一部分冲击力,减少弯曲管411对车体1的压力,末端的喇叭形结构增大了缓冲胶垫4111与车体1的接触面积,分散了压强,使弯曲管411受到冲击时不易将车体1压坏。
如图2所示,为了增强缓冲架41吸收冲击的能力,还设置了充气垫412,充气垫412置于多个弯曲管411的弯曲部与车体1形成的空间内,由于其本身为充气弹性件,在缓冲架41收到冲击时,弯曲管411变形会将冲击力传递给充气垫412,充气垫412变形吸收一部分冲击力,从而提高了缓冲架41本身的缓冲冲击力的能力。
如图1所示,连接架42包括多根纵向杆421和横向杆422,多根纵向杆421沿底盘2纵向并排设置,缓冲架41即连接于各纵向杆421的两端;多根横向杆422沿底盘2横向并排设置,各横向杆422的一端连接于纵向杆421,一端连接于底盘2。
当缓冲架41受到冲击力时,冲击力被以下各部分缓冲吸收:1)由缓冲架自身变形吸收,2)由纵向杆421轴向收缩变形吸收,3)纵向杆421受力发生纵向位移,使横向杆422变形吸收,4)横向杆422传递至底盘2,使底盘2变形吸收。冲击力被分散至上述多部分,降低了各部分直接吸收的冲击力,避免了“木桶效应”,使整个车体抗撞结构没有短板,能承受更大的冲击力。
如图1所示,各纵向杆421包括前纵杆和后纵杆,前纵杆的前端连接于位于车体1前端的缓冲架41,后端连接于车体1底盘2上的横梁,后纵杆结构相似,其后端连接于车体1后端的缓冲架41,前端连接于车体1底盘2上的横梁。这种连接于横梁的结构减轻了横向杆422在冲击中受到的冲击力,增加了底盘2承受的冲击力,使纵向杆421更加稳固。
而纵向杆421的前纵杆和后纵杆均由多节杆体首尾连接而成且连接处设有弹性缓冲件4213。在上述第2)部分吸收的冲击力中,有一部分被沿纵向杆421杆体设置的多个弹性缓冲件4213可变形吸收。当冲击力过大时,纵向杆421会以弹性缓冲件4213为节点断裂,断裂时能释放一部分冲击力,而且断裂后保护了其余部分的车体抗撞结构和底盘2,为车体抗撞结构在冲击中起到了类似“电路保险丝”的作用。
弹性缓冲件4213的结构可以有多种,例如两侧设置粘贴剂的胶垫、带固定件的弹簧柱等,具体地,本实施例中在各杆体的连接端设有多个插接孔,弹性缓冲件4213为弹性胶块(图中未示出),弹性胶块两端设有多个用于插入插接孔固定的插接头,其两端插接头都插入相邻杆体的插接孔后,即可将相邻的杆体相连接,其直线度好,不需要额外的固定件,组装拆解都比较方便。弹性胶块本身具有弹性可伸缩,在受到过大冲击力时,插接孔发生崩裂,弹性胶块脱离,使纵向杆421断裂,在后续的维修时更换破裂的杆体即可。
如图2所示,杆体包括直线延伸的直杆4211和呈弯曲状的弯杆4212。由于底盘2上设置有车轮轴、发动机等各种结构,为了避免发生干涉,纵向杆421需要避开相关结构,如果为了避开相关结构改变整体设置方向,会对车体抗撞结构产生较大影响,而本实施中的纵向杆421由多节杆体拼接成,所以只需设置直杆4211和弯杆4212并通过合适的方式进行排列,即可利用弯杆4212避开相关结构,而不需要改变整个纵向杆421。
由于纵向杆421需要轴向收缩变形吸收冲击力,而弯杆4212部分在轴向变形时容易折断,设有吸震架,吸震架可以吸收传递至弯杆4212的振动冲击,起到加强其强度的作用。吸震架的设置可以有多种结构方式,理论上需要与弯杆4212的弯折方向相适应,而且不能与底盘2上的相关结构发生干涉,可在实际应用中根据上述原则设计合适的形状,与弯杆4212一通承受轴向变形,分散变形时受到的冲击力,本实施例中采用的吸震架通过两根立柱连接于弯杆4212上。
为了加强车体1周围的抗冲击能力,还可以在车体内侧设置多个安全气囊,以吸收来自侧方的冲击力。
以上所述仅为本发明的较佳实施例而已,并不用以限制本发明,凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等,均应包含在本发明的保护范围之内。
Claims (11)
- 车体抗撞结构,安装于车体覆盖件内,用于缓冲受到冲击力,其特征在于,包括两个可缓冲收到冲击力的缓冲架和连接架,所述连接架置于所述车体底端且固定于所述车体的底盘,两所述缓冲架分别置于所述车体前端和后端且固定于所述连接架两端。
- 如权利要求1所述的车体抗撞结构,其特征在于,所述缓冲架包括多根并排设置的弯曲管,所述弯曲管中部向外弯折,上端抵接于所述车体,下端连接于所述连接架。
- 如权利要求2所述的车体抗撞结构,其特征在于,所述弯曲管上端套设有缓冲胶垫,所述缓冲胶垫末端为喇叭形并抵接于所述车体。
- 如权利要求3所述的车体抗撞结构,其特征在于,所述缓冲架还包括充气垫,所述充气垫置于所述弯曲管的弯折部与所述车体形成的空间内。
- 如权利要求1至4任一项所述的车体抗撞结构,其特征在于,所述连接架包括多根各自并列设置的纵向杆和横向杆,各所述缓冲架连接于各所述纵向杆两端,各所述横向杆一端连接于所述纵向杆,一端连接于所述底盘。
- 如权利要求5所述的车体抗撞结构,其特征在于,各所述纵向杆包括相互独立的前纵向杆和后纵向杆,各所述前纵向杆和后纵向杆一端连接至所述缓冲架,另一端连接至所述车体地盘上的横梁。
- 如权利要求5所述的车体抗撞结构,其特征在于,各所述前纵向杆和后纵向杆均由多节杆体首尾连接而成且连接处设有弹性缓冲件。
- 如权利要求7所述的车体抗撞结构,其特征在于,所述各杆体的连接端设有多个插接孔,所述弹性缓冲件为弹性胶块,所述弹性胶块两端设有多个用于插入所述插接孔固定的插接头。
- 如权利要求8所述的车体抗撞结构,其特征在于,所述杆体包括直线延伸的直杆和呈弯曲状的弯杆。
- 如权利要求9所述的车体抗撞结构,其特征在于,所述弯杆设有用于加强弯曲处强度的吸震架,所述吸震架通过二道立柱固定于所述弯杆。
- 如权利要求10所述的车体抗撞结构,其特征在于,还包括多个设置于车体内侧的安全气囊。
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Application Number | Priority Date | Filing Date | Title |
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PCT/CN2014/074562 WO2015149290A1 (zh) | 2014-04-01 | 2014-04-01 | 车体抗撞结构 |
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CN106458119A true CN106458119A (zh) | 2017-02-22 |
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WO2018033880A2 (en) | 2016-08-17 | 2018-02-22 | Shape Corp. | Battery support and protection structure for a vehicle |
RU2627919C1 (ru) * | 2016-10-12 | 2017-08-14 | Анатолий Павлович Ефимочкин | Устройство для защиты пользователей легкового автомобиля и способ его изготовления (варианты) |
EP3566253B1 (en) | 2017-01-04 | 2022-12-28 | Shape Corp. | Battery support structure for a vehicle |
US10483510B2 (en) | 2017-05-16 | 2019-11-19 | Shape Corp. | Polarized battery tray for a vehicle |
WO2018213306A1 (en) | 2017-05-16 | 2018-11-22 | Shape Corp. | Vehicle battery tray having tub-based component |
US11211656B2 (en) | 2017-05-16 | 2021-12-28 | Shape Corp. | Vehicle battery tray with integrated battery retention and support feature |
WO2019055658A2 (en) | 2017-09-13 | 2019-03-21 | Shape Corp. | VEHICLE BATTERY TRAY WITH TUBULAR PERIPHERAL WALL |
US10661646B2 (en) | 2017-10-04 | 2020-05-26 | Shape Corp. | Battery tray floor assembly for electric vehicles |
DE102018201116B3 (de) * | 2018-01-24 | 2019-03-28 | Ford Global Technologies, Llc | Baugruppe für ein Hybridelektrofahrzeug und Hybridelektrofahrzeug |
EP3759761A4 (en) | 2018-03-01 | 2021-09-08 | Shape Corp. | COOLING SYSTEM INTEGRATED IN VEHICLE BATTERY COMPARTMENT |
US11688910B2 (en) | 2018-03-15 | 2023-06-27 | Shape Corp. | Vehicle battery tray having tub-based component |
CN110641269A (zh) * | 2019-11-06 | 2020-01-03 | 天津盛相电子有限公司 | 一种防护托盘结构 |
CN112477791B (zh) * | 2020-12-15 | 2022-10-25 | 江苏班德智能制造有限公司 | 一种安全性高的汽车防撞结构及其使用方法 |
CN113844541A (zh) * | 2021-11-10 | 2021-12-28 | 江苏公爵新能源汽车有限公司 | 一种高强度铝合金汽车车架 |
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US9849912B2 (en) | 2017-12-26 |
KR20160138140A (ko) | 2016-12-02 |
JP6440737B2 (ja) | 2018-12-19 |
US20170106907A1 (en) | 2017-04-20 |
KR102182842B1 (ko) | 2020-11-26 |
EP3127753A4 (en) | 2017-11-22 |
JP2017509542A (ja) | 2017-04-06 |
CN106458119B (zh) | 2019-07-26 |
PL3127753T3 (pl) | 2019-08-30 |
WO2015149290A1 (zh) | 2015-10-08 |
ES2727928T3 (es) | 2019-10-21 |
EP3127753A1 (en) | 2017-02-08 |
EP3127753B1 (en) | 2019-02-27 |
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