CN103723100B - Automobile anti-collision box and automobile anti-collision structure - Google Patents
Automobile anti-collision box and automobile anti-collision structure Download PDFInfo
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- CN103723100B CN103723100B CN201310749659.2A CN201310749659A CN103723100B CN 103723100 B CN103723100 B CN 103723100B CN 201310749659 A CN201310749659 A CN 201310749659A CN 103723100 B CN103723100 B CN 103723100B
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- box body
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- collision box
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Abstract
The invention discloses an automobile anti-collision box and an automobile anti-collision structure to solve the problems that in the prior art, an anti-collision box is prone to being compressed and out of operation, the compressed direction cannot be effectively controlled and it is hard to resist that wheels move backwards, and relates to the technical field of automobile anti-collision protection devices. The automobile anti-collision box comprises an anti-collision box body which is of a hollow box body structure, and the upper surface of the anti-collision box body is of a step-shaped structure. The automobile anti-collision box is used for automobile frame longitudinal beams.
Description
Technical field
The present invention relates to automobile anti-collision protective device technical field, particularly relate to a kind of automobile anti-collision box and vapour
Car anti-collision structure.
Background technology
Longitudinal beam is made up of leading portion, stage casing, back segment three part, and at front section of vehicle frame Y-direction size increase
For car load key preservation area during collision, the anti-collision structure of prior art is welded in longitudinal beam both sides, anti-
Hitting box upper and lower plates structure, overall structure is long and narrow, and easy unbalance stress and stock utilization are low, and collision energy-absorbing is imitated
The poorest, ability of moving after opposing wheel is weak, driver's cabin intrusion volume is alleviated DeGrain, pacifies driver
Full guard is not enough.When vehicle collides, the easy conquassation of anti-collision box was lost efficacy, it is impossible to effectively control conquassation direction
And move after opposing wheel, make cabin part that driver's cabin intrusion volume to be increased, reduce the collision safety of car load
Property.
Summary of the invention
Embodiments of the invention provide a kind of automobile anti-collision box and automobile collision preventing structure, strong to improve anti-collision box
Degree and anti-collision capacity, thus promote the crashworthiness of car load.
For reaching above-mentioned purpose, embodiments of the invention adopt the following technical scheme that
A kind of automobile anti-collision box, including anti-collision box body, described anti-collision box body is the box body structure of hollow,
The upper surface of described anti-collision box body is step-like structure.
Further, described step-like structure includes First terrace and second step face, described First
Between terrace and second step face, the joint face by being obliquely installed connects.
Further, the difference in height in described First terrace and second step face is 20～50 millimeters, described
Joint face is 120 degree～150 degree with the angle of described First terrace.
Further, described anti-collision box body includes the first side and the second side being oppositely arranged, described
First side is for being connected with longitudinal beam, and described second side is provided with reinforcement structure, and described reinforcement is tied
Structure is the box body structure of hollow, the inner chamber of described reinforcement structure and the intracavity inter-connection of described anti-collision box body.
Further, described reinforcement structure includes the upper reinforcement box that mutually fastens and lower reinforcement box, described on
The sidewall strengthening box and lower reinforcement box is the most overlapping, and the sidewall of described lower reinforcement box is positioned at described upper reinforcement box
Interior.
Further, described anti-collision box body is perpendicular to the upper surface of anti-collision box body offer vehicle body and hang
Putting installing hole, part corresponding with described body mount position of mounting hole on described second side is circular arc
Shape transition face structure.
Further, the thickness of described anti-collision box body is 70～90 millimeters, the length of described anti-collision box body
Degree is 230～250 millimeters, and described anti-collision box body is 200～300 with the width summation of described reinforcement structure
Millimeter.
Further, described anti-collision box body includes upper cartridge body and the lower box body mutually fastened, described upper box
The sidewall of body and lower box body is the most overlapping, and the sidewall of described upper cartridge body is positioned at the interior of described lower box body,
Described reinforcement structure is arranged at described upper cartridge body side, and the lower surface of described lower box body stretches out the company of being provided with
Meeting portion, described connecting portion is anti-with described along length direction setting and its length of described anti-collision box body
The length hitting box body adapts.
The embodiment of the present invention additionally provides a kind of automobile collision preventing structure, and including longitudinal beam, described vehicle frame is indulged
Beam includes that girder plate, the outside of described girder plate are provided with the automobile as described in any of the above-described technical scheme
Anti-collision box.
Further, described automobile anti-collision box is two, is respectively welded in two described longitudinal beam leading portions
Outside bending part, described longitudinal beam leading portion bending part is that longitudinal beam is positioned at automobile the 3rd crossbeam and the 4th
Part between crossbeam.
The automobile anti-collision box that the embodiment of the present invention provides, owing to anti-collision box body is the box body structure of hollow,
And the upper surface of anti-collision box body is step-like structure, therefore, can be effectively by the shock of automobile fore-and-aft direction
Power decomposes longitudinal direction by step-like structure, and damping bouncing force in collision is in the transmission of fore-and-aft direction to greatest extent, touches
The effect of collision energy-absorbing can be effectively played when hitting, move after resisting wheel to greatest extent when collision, it is to avoid car
Wheel moves behind anterior cabin, protection driver and passenger safety.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment of the present invention automobile anti-collision box；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the upward view of Fig. 1；
Fig. 4 is the structural representation of embodiment of the present invention automobile collision preventing structure；
Fig. 5 is the top view of embodiment of the present invention automobile collision preventing structure.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiment of the present invention automobile anti-collision box and automobile collision preventing structure are retouched in detail
State.
In describing the invention, it is to be understood that term " " center ", " on ", D score,
"front", "rear", "left", "right", " vertically ", " level ", " top ", " end ",
The orientation of the instruction such as " interior ", " outward " or position relationship are to close based on orientation shown in the drawings or position
System, be for only for ease of describe the present invention and simplify describe rather than instruction or hint indication device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this
The restriction of invention.
Term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint are relative
Importance or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", "
Two " feature can express or implicitly include one or more this feature.Retouching in the present invention
In stating, except as otherwise noted, " multiple " are meant that two or more.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term
" install ", " being connected ", " connection " should be interpreted broadly, and connect, also for example, it may be fixing
Can be to removably connect, or be integrally connected；Can be to be joined directly together, it is also possible to pass through intermediary
It is indirectly connected to, can be the connection of two element internals.For the ordinary skill in the art,
Above-mentioned term concrete meaning in the present invention can be understood with concrete condition.
With reference to the specific embodiment that Fig. 1, Fig. 1 are automobile anti-collision box in the embodiment of the present invention, this enforcement
Automobile anti-collision box described in example, including anti-collision box body 1, described anti-collision box body 1 is the box body knot of hollow
Structure, the upper surface of described anti-collision box body 1 is step-like structure.
The automobile anti-collision box that the embodiment of the present invention provides, owing to anti-collision box body 1 is the box body structure of hollow,
And the upper surface of anti-collision box body 1 is step-like structure, therefore, can effective hitting automobile fore-and-aft direction
Power of hitting decomposes longitudinal direction by step-like structure, and damping bouncing force in collision is in the transmission of fore-and-aft direction to greatest extent,
The effect of collision energy-absorbing can be effectively played during collision, move after resisting wheel to greatest extent when collision, it is to avoid
Move behind cabin, wheel front portion, protection driver and passenger safety.
Preferably, described step-like structure includes First terrace 101 and second step face 102, described
Between one step surface 101 and second step face 102, joint face 103 transition by being obliquely installed connects.
Thus, when automobile is by the impact force in front, the transmission of impact force sequentially pass through second step face 102,
Vehicle body is passed to, wherein, owing to joint face 103 sets for inclination after joint face 103, First terrace 101
Putting, therefore a part of impact force can be decomposed into along joint face 103 during crumple by joint face 103
Transmission, thus, can effectively control conquassation direction by controlling the angle of inclination of joint face 103, thus
The direction of transfer of a part of impact force can be converted while absorbing impact force, reduce shock further
Power is in the transmission of fore-and-aft direction, it is to avoid move behind wheel front portion cabin, protection driver and passenger safety.
Specifically, described First terrace 101 and second step face 102 difference in height vertically are
20～50 millimeters, described joint face 103 is 120 degree～150 degree with the angle of described First terrace 101.
It is optimal value that step-like structure takes the size value in the range of this, can effectively control conquassation direction so that energy-absorbing
Better, can to greatest extent damping bouncing force in collision in the transmission of fore-and-aft direction.
With reference to Fig. 2, in order to increase the lifting surface area of automobile anti-collision box, following structure is preferably used: described anti-
Hitting the first side 11 and the second side 12 that box body 1 includes being oppositely arranged, described first side 11 is used
In being connected with longitudinal beam, described second side 12 is provided with reinforcement structure 2, and described reinforcement structure 2 is
The intracavity inter-connection of the box body structure of hollow, the inner chamber of described reinforcement structure 2 and described anti-collision box body 1.
Owing to being provided with the reinforcement structure 2 of hollow form box body in the side of anti-collision box body 1, automobile therefore can be increased
The lifting surface area of anti-collision box so that the ability to bear of automobile anti-collision box strengthens, the inner chamber of reinforcement structure 2 with
The intracavity inter-connection of described anti-collision box body 1 so that crumple energy-absorbing effect is more preferably.
Preferably, described reinforcement structure 2 can be selected for structure as shown in Figure 1: include mutually fastening is upper
Strengthening box 21 and lower reinforcement box 22, the sidewall of described upper reinforcement box 21 and lower reinforcement box 22 is the most overlapping,
The sidewall of described lower reinforcement box 22 is positioned at the interior of described upper reinforcement box 21.Box 21 is strengthened in employing
The structure mutually fastened with lower reinforcement box 22, is easy to use the letter of the structure after welding procedure, and seam
Single, production cost is low.
With reference to Fig. 2, Fig. 3, in order to make automobile anti-collision box can support mount point simultaneously as vehicle body second, can
The upper surface being perpendicular to anti-collision box body 1 on described anti-collision box body 1 offers body mount installing hole 13,
Body mount can be arranged through body mount installing hole 13 during installation, thus, serve reinforcing vehicle body and prop up
Support effect, makes driving more stable.
In order to before and after making automobile anti-collision box bear, the power in direction is decomposed further, preferably by described second
Part corresponding with described body mount installing hole 13 position on side 12 is set to circular arc transition face
Structure 14.Before and after collision can be produced by this structure, direction displacement force resolves into circular arc tangentially, makes power decompose,
And make anti-collision box transmit along the outside conquassation of arc radius, power not directly to fore-and-aft direction, thus, during collision
The effect of collision energy-absorbing can be effectively played.
In order to increase the lifting surface area of automobile anti-collision box in effective range further, it is preferred to use tie below
Structure size: the thickness of described anti-collision box body 1 is 70～90 millimeters, the length of described anti-collision box body 1
Being 230～250 millimeters, anti-collision box body 1 is 200～300 millimeters with the width summation of reinforcement structure 2.
Thus, while further increasing the lifting surface area of automobile anti-collision box so that automobile anti-collision box whole
Body physical dimension is more reasonable, is more uniformly stressed, and stock utilization is higher.Avoid owing to automobile is prevented
Hit that box overall structure is long and narrow and the easy unbalance stress that causes and stock utilization is low, collision energy-absorbing weak effect
Problem.
With reference to Fig. 1, process for convenience, the upper cartridge body 110 of mutually fastening and lower box body 120 can be used to make
Make anti-collision box body 1, upper cartridge body 110 and lower box body 120 all can be made as the box body shape knot of one end open
Structure, and the opening inner wall size of lower box body 120 is made as and the size of upper cartridge body 110 opening outer wall
Adapt, then the sidewall of described upper cartridge body 110 is equipped with in the sidewall of described lower box body 120
Portion, this structure is easy to use the simple in construction after welding procedure, and seam, and production cost is low, keeps away
Exempt from the complicated shaped structure of monoblock type or upper and lower board-like anti-collision box assembly.
In order to make collision energy-absorbing better, preferably described reinforcement structure is arranged at described upper cartridge body 110
Side, owing to impact force major part is transmitted near upper cartridge body 110, therefore, is arranged at reinforcement structure 2
Described upper cartridge body 110 side, can make impact force be more easy to be reinforced structure 2 and be absorbed, make collision energy-absorbing
Better.
With reference to Fig. 2, Fig. 3, in order to make anti-collision box more firm with the connection of longitudinal beam.Can be anti-
Hit the following table of box body 1 towards being perpendicular to the extended connecting portion in direction 111 of the first side 11, and
And connecting portion 111 is crashproof with described along length direction setting and its length of described anti-collision box body 1
The length of box body 1 adapts, thus, after automobile anti-collision box conformal is welded on girder plate,
Connecting portion 111 entirety can be welded with longitudinal beam, can be by two ends before and after connecting portion 111
Full weld is in longeron, thus improves bonding strength, strengthens anticollision effect.
With reference to Fig. 4, the embodiment of the present invention additionally provides a kind of automobile collision preventing structure, including longitudinal beam 3,
Described longitudinal beam 3 includes that girder plate 31, the outside of described girder plate 31 are provided with such as any of the above-described reality
Execute the automobile anti-collision box described in example.
Due to the automobile anti-collision box used in the automobile collision preventing structure of the present embodiment and above-mentioned automobile anti-collision box
Each embodiment in provide automobile anti-collision box identical, therefore the two can solve the problem that identical technical problem,
And reach identical Expected Results.
As it is shown in figure 5, in order to make the longitudinal beam of automobile both sides all can reach the effect of anti-collision energy absorption, can
Described automobile anti-collision box is set to two, is respectively welded in two described longitudinal beam 3 leading portion bending parts
Outside, longitudinal beam leading portion bending part is that longitudinal beam 3 is positioned at automobile the 3rd crossbeam 4 and the 4th crossbeam 5
Between part, during connection, anti-collision box body 1 can be welded in longeron by described first side conformal
On outside plate 31, then the connecting portion 111 on lower box body 120 is welded with the lower surface of longitudinal beam 3.
Thus, the longitudinal beam of automobile both sides can be made all to reach the effect of anti-collision energy absorption, and Welding Structure is more
Firm, anti-collision effect is more preferable.
In the description of this specification, specific features, structure, material or feature can be any one
Individual or multiple embodiment or example combine in an appropriate manner.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited to
In this, any those familiar with the art, can be easily in the technical scope that the invention discloses
Expect change or replace, all should contain within protection scope of the present invention.Therefore, the protection of the present invention
Scope should be as the criterion with described scope of the claims.
Claims (9)
1. an automobile anti-collision box, it is characterised in that include that anti-collision box body, described anti-collision box body are
The box body structure of hollow, the upper surface of described anti-collision box body is step-like structure；
Described anti-collision box body includes that the first side and the second side being oppositely arranged, described first side are used
In being connected with longitudinal beam, described second side is provided with reinforcement structure, and described reinforcement structure is hollow
The intracavity inter-connection of box body structure, the inner chamber of described reinforcement structure and described anti-collision box body.
Automobile anti-collision box the most according to claim 1, it is characterised in that: described step-like structure bag
Include First terrace and second step face, set by inclination between described First terrace and second step face
The joint face put connects.
Automobile anti-collision box the most according to claim 2, it is characterised in that: described First terrace and
The difference in height in second step face is 20～50 millimeters, and described joint face with the angle of described First terrace is
120 degree～150 degree.
Automobile anti-collision box the most according to claim 1, it is characterised in that: described reinforcement structure includes
The upper reinforcement box mutually fastened and lower reinforcement box, the sidewall of described upper reinforcement box and lower reinforcement box is the most overlapping,
The sidewall of described lower reinforcement box is positioned at the interior of described upper reinforcement box.
Automobile anti-collision box the most according to claim 1, it is characterised in that: on described anti-collision box body
The upper surface being perpendicular to anti-collision box body offers body mount installing hole, with described on described second side
The corresponding part of body mount position of mounting hole is circular arc transition face structure.
Automobile anti-collision box the most according to claim 1, it is characterised in that: described anti-collision box body
Thickness is 70～90 millimeters, a length of 230～250 millimeters of described anti-collision box body, and described anti-collision box is originally
Body is 200～300 millimeters with the width summation of described reinforcement structure.
Automobile anti-collision box the most according to claim 1, it is characterised in that: described anti-collision box body bag
Including upper cartridge body and the lower box body of mutually fastening, the sidewall of described upper cartridge body and lower box body is the most overlapping, described
The sidewall of upper cartridge body is positioned at the interior of described lower box body, and described reinforcement structure is arranged at described upper cartridge body
Side, the lower surface of described lower box body stretches out and is provided with connecting portion, and described connecting portion is along described anti-collision box
The length direction of body is arranged and the length of its length and described anti-collision box body adapts.
8. an automobile collision preventing structure, including longitudinal beam, described longitudinal beam includes girder plate, its
Being characterised by, the outside of described girder plate is provided with the automobile anti-collision box as described in claim 1～7.
Automobile collision preventing structure the most according to claim 8, it is characterised in that: described automobile anti-collision box
It is two, is respectively welded outside two described longitudinal beam leading portion bending parts, described longitudinal beam leading portion
Bending part is longitudinal beam part between automobile the 3rd crossbeam and the 4th crossbeam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310749659.2A CN103723100B (en) | 2013-12-30 | 2013-12-30 | Automobile anti-collision box and automobile anti-collision structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310749659.2A CN103723100B (en) | 2013-12-30 | 2013-12-30 | Automobile anti-collision box and automobile anti-collision structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103723100A CN103723100A (en) | 2014-04-16 |
| CN103723100B true CN103723100B (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310749659.2A Active CN103723100B (en) | 2013-12-30 | 2013-12-30 | Automobile anti-collision box and automobile anti-collision structure |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101712305A (en) * | 2009-12-17 | 2010-05-26 | 奇瑞汽车股份有限公司 | Vehicle energy absorption box |
| CN202863353U (en) * | 2012-07-31 | 2013-04-10 | 长城汽车股份有限公司 | Anti-collision beam structure of automobile |
| CN203005325U (en) * | 2012-11-20 | 2013-06-19 | 东风汽车公司 | Automobile rear fog lamp protection and energy-absorption structure |
| CN103231738A (en) * | 2013-04-28 | 2013-08-07 | 长城汽车股份有限公司 | Automobile frame for automobile and automobile with same |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4752411B2 (en) * | 2004-10-13 | 2011-08-17 | 日産自動車株式会社 | Body frame structure |
| JP5168477B2 (en) * | 2008-03-26 | 2013-03-21 | スズキ株式会社 | Vehicle crash box and body front structure |
| CN202389463U (en) * | 2011-11-18 | 2012-08-22 | 厦门金龙联合汽车工业有限公司 | Direct impact crumpling mechanism for bus |
-
2013
- 2013-12-30 CN CN201310749659.2A patent/CN103723100B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101712305A (en) * | 2009-12-17 | 2010-05-26 | 奇瑞汽车股份有限公司 | Vehicle energy absorption box |
| CN202863353U (en) * | 2012-07-31 | 2013-04-10 | 长城汽车股份有限公司 | Anti-collision beam structure of automobile |
| CN203005325U (en) * | 2012-11-20 | 2013-06-19 | 东风汽车公司 | Automobile rear fog lamp protection and energy-absorption structure |
| CN103231738A (en) * | 2013-04-28 | 2013-08-07 | 长城汽车股份有限公司 | Automobile frame for automobile and automobile with same |
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| Publication number | Publication date |
|---|---|
| CN103723100A (en) | 2014-04-16 |
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