CN105403377A - Rigid barrier for simulating crash test of side surface shoulder - Google Patents

Rigid barrier for simulating crash test of side surface shoulder Download PDF

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Publication number
CN105403377A
CN105403377A CN201510859606.5A CN201510859606A CN105403377A CN 105403377 A CN105403377 A CN 105403377A CN 201510859606 A CN201510859606 A CN 201510859606A CN 105403377 A CN105403377 A CN 105403377A
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China
Prior art keywords
spandrel girder
longeron
sill
entablature
impact test
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CN201510859606.5A
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CN105403377B (en
Inventor
刘中宪
赵会
崔泰松
禹慧丽
李筱磊
许艾
魏波
宋宪栋
李翔
谭勤勇
邓旷怡
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Chongqing Changan Automobile Co Ltd
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Chongqing Changan Automobile Co Ltd
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Priority to CN201510859606.5A priority Critical patent/CN105403377B/en
Publication of CN105403377A publication Critical patent/CN105403377A/en
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Publication of CN105403377B publication Critical patent/CN105403377B/en
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Abstract

The invention relates to a rigid barrier for simulating a crash test of a side surface shoulder, wherein the rigid barrier has advantages of high precision and visuality. The rigid barrier comprises a slope body and road shoulders. The slope body includes an upper cross beam, a lower cross beam, a spandrel girder, more than three inclined longitudinal beams, and more than three straight longitudinal beams. The upper cross beam, the lower cross beam, and the spandrel girder have identical lengths from left to right and the front-to-back widths are increased successively; and the upper cross beam, the lower cross beam, and the spandrel girder are arranged in parallel from top to bottom at intervals. The more than three inclined longitudinal beams are arranged longitudinally in parallel at intervals; and each inclined longitudinal beam is connected with the front ends of the upper cross beam, the lower cross beam, and the spandrel girder respectively. The more than three straight longitudinal beams are arranged longitudinally in parallel at intervals; and the front end of each straight longitudinal beam is connected with the rear ends of the upper cross beam, the lower cross beam, and the spandrel girder and the rear end is connected with a crash wall while being adjusted up and down. The road shoulders are solid steel bodies and are in an approximate trapezoidal mode; and the two road shoulders are connected with the left end and the right end of the front end of the spandrel girder respectively.

Description

A kind of rigidity obstacle for simulating side curb impact test
Technical field
The speed of the present invention relates to is the side curb Experiment on Function by mistake of 10Km/h, is specifically related to a kind of rigidity obstacle for simulating side curb impact test.
Background technology
In GB, C-NCAP and Euro-NCAP test procedure, the overlapping deformable in 64KPH front 40% obstacle impact test, 50KPH deformable move the test of obstacle side collision, 50KPH front 100% overlapping rigidity obstacle impact test has become must program.But except the detection experiment operating mode that these are fixed, also have other off-gauge collision operating modes a lot of can hurt occupant or cause any property loss.
According to statistics, when vehicle is when turning the corner at full speed, the side of vehicle can strike curb (being commonly called as road serrated edge), although this stroke speed is little, often cause airbag-releasing, serious even can injure occupant.
And for this accident, the enterprise of some countries and research department normally adopt software systems to carry out simulation test.But the defect adopting software systems to carry out simulation test existence is; Precision is lower, directly perceived, real test figure can not be obtained completely, thus to solving the effect of this accident and not obvious.
Summary of the invention
It is higher and intuitively for simulating the rigidity obstacle of side curb impact test that the technical problem to be solved in the present invention is to provide a kind of precision.
For solving the problems of the technologies described above, rigidity obstacle for simulating side curb impact test of the present invention, comprise Inclination body and curb: described Inclination body comprise be frame body entablature, sill, spandrel girder and more than three oblique longeron, and the straight longeron of more than three; Described entablature, sill and spandrel girder length is from left to right identical, and width from front to back increases successively, and is from top to bottom arranged in parallel mutual spacing; The oblique longeron of described more than three is arranged on parallel longitudinal spacing ground each other, and each oblique longeron is connected with the front end of entablature, sill and spandrel girder respectively; The straight longeron of described more than three is arranged on parallel longitudinal spacing ground each other, and the front end of each straight longeron is connected with the rear end of the spandrel girder of entablature, sill respectively, and rear end is connected with collision wall adjustable upper-lower position ground; Described curb is solid steel, and its global approximation is trapezoidal, and curb has two, is connected to the two ends, left and right of the front end of spandrel girder.
Preferably, described entablature, sill and spandrel girder are the frame body of order font.
Preferably, described entablature, sill and spandrel girder are the frame body of day font.
Preferably, described entablature, sill and spandrel girder are the frame body of matrix pattern.
Preferably, described entablature, sill and spandrel girder width be from front to back not less than respectively straight longeron described in 30cm, 50cm and 120cm and tiltedly vertical depth of beam be all not more than 100cm.
Preferably, the angle at described each oblique longeron and entablature, oblique angle between sill and spandrel girder is greater than 45 °.
Preferably, also comprise and to match the mounting fixing parts be connected with straight longeron, described straight longeron is connected with collision wall adjustable upper-lower position ground by corresponding mounting fixing parts.
Preferably, described mounting fixing parts is the microscler plate suitable with directly vertical depth of beam, it is connected with straight longeron and is stretched out by the side of straight longeron, and the longitudinal waist-shaped hole be provided with spacing from top to bottom in outward extending part arranged, described straight longeron, by the longitudinal waist-shaped hole on mounting fixing parts, adopts bolt to be connected with collision wall adjustable upper-lower position ground.
Preferably, lambdoid tie-beam is provided with in described spandrel girder.
Preferably, also comprise two bolt groups, described two curbs are provided with the installation portion extended to both sides by its rear end respectively, described installation portion is provided with by the upper supreme mutual spacing ground screw group of arranging, described spandrel girder is provided with and coordinates screw group, described two curbs are respectively by screw group and coordinate screw, adopt one group of bolt group to be connected to the two ends, left and right of the front end of spandrel girder respectively.
The present invention comprises following beneficial effect;
Due to Inclination body of the present invention comprise be frame body entablature, sill, spandrel girder and more than three oblique longeron, and the straight longeron of more than three; Described entablature, sill and spandrel girder length is from left to right identical, and width from front to back increases successively, and is from top to bottom arranged in parallel mutual spacing; The oblique longeron of described more than three is arranged on parallel longitudinal spacing ground each other, and each oblique longeron is connected with the front end of entablature, sill and spandrel girder respectively; The straight longeron of described more than three is arranged on parallel longitudinal spacing ground each other, and the front end of each straight longeron is connected with the rear end of the spandrel girder of entablature, sill respectively, and rear end is connected with collision wall adjustable upper-lower position ground; Described curb is solid steel, and its global approximation is trapezoidal, and curb has two, is connected to the two ends, left and right of the front end of spandrel girder.Thus, can the present invention be utilized, for speed be 10Km/h side curb by mistake Experiment on Function carry out real vehicle impact test, obtain true, effective data intuitively and actual conditions very identical, compared with software simulation, data precision is greatly improved.By utilizing true, effective data, can analyze well and solve when vehicle is when turning the corner at full speed, the side of vehicle strikes curb, makes to lead airbag-releasing, even injures the problem of the generation of occupant's accident.Simultaneously, the present invention can by more easily, accurately adjust three straight longerons and collision wall between upper-lower position and more easily, accurately adjust whole rigidity obstacle and collision wall between upper-lower position, with adapt to different-diameter tire test vehicle side collision test collision needs.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of the entablature of day font;
Fig. 3 is the structural representation of the entablature of matrix pattern;
Fig. 4 is side view of the present invention;
Fig. 5 is the side view of Inclination body;
Fig. 6 is using state figure of the present invention.
In figure, 1-Inclination body, 2-curb, 3-collide wall, 4-test flight carpet device, 5-test vehicle, 6-bolt group, 12-spandrel girder, 13-mounting fixing parts, 130-longitudinal mounting hole, 14-entablature, 15-sill, the straight longeron of 16-, the oblique longeron of 17-, tie-beam 19, A-oblique angle, installation portion 20.
Embodiment
See Fig. 1 to 5, rigidity obstacle for simulating side curb impact test of the present invention, comprise Inclination body 1 and curb 2: from Fig. 1 to 5, described Inclination body 1 comprise be frame body entablature 14, sill 15, spandrel girder 12 and more than three oblique longeron 17, and the straight longeron 16 of more than three; Described entablature 14, sill 15 are identical with spandrel girder 12 length from left to right, and width from front to back increases successively, and are from top to bottom arranged in parallel mutual spacing; The oblique longeron 17 of described more than three is arranged on parallel longitudinal spacing ground each other, and each oblique longeron 17 is connected with the front end of entablature 14, sill 15 and spandrel girder 12 respectively; The straight longeron 16 of described more than three is arranged on parallel longitudinal spacing ground each other, and the front end of each straight longeron 16 is connected with the rear end of the spandrel girder 12 of entablature 14, sill 15 respectively, and rear end is connected with collision wall 3 adjustable upper-lower position ground; Described curb 2 is that solid steel is (according to rules and regulations, it is highly 100mm-140mm, edge radius is 5mm-10mm, length of upper edge is not less than 10cm, pitch angle is 0-10 degree, length 27 is 50cm-100cm), its global approximation is trapezoidal, curb 2 has two, is connected to the two ends, left and right of the front end of spandrel girder 12.Thus, see Fig. 6, the present invention can be utilized, the side curb mistake Experiment on Function being 10Km/h for speed carries out real vehicle impact test, obtain true, effective data intuitively and actual conditions very identical, compared with software simulation, data precision is greatly improved.By utilizing true, effective data, can analyze well and solve when vehicle is when turning the corner at full speed, the side of vehicle strikes curb, makes to lead airbag-releasing, even injures the problem of the generation of occupant's accident.Simultaneously, the present invention can by more easily, accurately adjust three straight longerons 16 and collision wall 3 between upper-lower position and more easily, accurately adjust whole rigidity obstacle and collision wall 3 between upper-lower position, with adapt to different-diameter tire test vehicle side collision test collision needs.
As shown in Figure 1, described entablature 14, sill 15 and spandrel girder 12 are the frame body of order font.This makes the relatively simple for structure of entablature 14, sill 15 and spandrel girder 12, manufactures than to be easier to and rigidity is higher.
As shown in Figure 2, described entablature 14 can be the frame body of day font.In fact, described entablature 14, sill 15 and spandrel girder 12 also can be the frame body of day font.This makes the structure of entablature 14, sill 15 and spandrel girder 12 simpler, and manufacture is easier and rigidity also can meet use needs.
As shown in Figure 3, described entablature 14 can also be the frame body of matrix pattern.In fact, described entablature 14, sill 15 and spandrel girder 12 can also be the frame body of matrix pattern.This makes the structure of entablature 14, sill 15 and spandrel girder 12 simpler equally, and manufacture is easier and rigidity also can meet use needs.
The height that described entablature 14, sill 15 and spandrel girder 12 width are from front to back not less than straight longeron 16 described in 30cm, 50cm and 120cm and oblique longeron 17 respectively is all not more than 100cm.The stiffness by itself of Inclination body 1 can either be ensured like this, the energy that produces in test and indeformable can be born, improve serviceable life, the height of whole rigidity obstacle can also be adjusted easily, meet the test needs of differing heights test vehicle 5 in test preferably.Meanwhile, fork truck, driving etc. can also be facilitated respectively to the carrying of entablature 14, sill 15 and spandrel girder 12.
As shown in Figure 5, the angle of described each oblique longeron 17 and entablature 14, oblique angle A between sill 15 and spandrel girder 12 is greater than 45 °.Effectively can prevent test vehicle in test collision from turning on one's side like this, avoid unnecessary damage, and make test vehicle Reusability as far as possible, reduce experimentation cost.
As shown in Figure 1, the present invention also comprises and to match the mounting fixing parts 13 be connected with straight longeron 16, and described straight longeron 16 is connected with collision wall 3 adjustable upper-lower position ground by corresponding mounting fixing parts 13.It is relatively simple for structure that this is connected with making straight longeron 16 and collision wall 3 adjustable upper-lower position, and adjustment upper-lower position is also easily more convenient.Thus, make whole rigidity obstacle also fairly simple with the structure be connected with colliding wall 3 adjustable upper-lower position, and upper-lower position is also easily more convenient.
As shown in Figure 1, described mounting fixing parts 13 is the microscler plate suitable with the height of straight longeron 16, it is connected with straight longeron 16 and is stretched out by the side of straight longeron 16, and the longitudinal waist-shaped hole 130 be provided with spacing from top to bottom in outward extending part arranged, described straight longeron 16 is by the longitudinal waist-shaped hole 130 on fixture 13, bolt (not drawing, lower same) is adopted to be connected with collision wall 3 adjustable upper-lower position ground.This makes straight longeron 16 more simple with the structure be connected with colliding wall 3 adjustable upper-lower position, and adjustment upper-lower position is easily convenient.Thus, make whole rigidity obstacle more simple with the structure be connected with colliding wall 3 adjustable upper-lower position, and adjustment upper-lower position is easily convenient.
As shown in Figure 1, lambdoid tie-beam 19 is provided with in described spandrel girder 12.This makes the load-bearing capacity of spandrel girder 12 higher, and serviceable life is also higher.
As shown in Figure 1, the present invention also comprises two bolt groups 6, described two curbs 2 are equipped with the installation portion 20 extended to both sides by its rear end, described installation portion 20 be provided with by upper supreme mutual spacing the installation screw arranged (do not draw, lower same), described spandrel girder 12 is provided with and coordinates installation screw (not drawing, lower same), described two curbs 2 are by installation screw and coordinate installation screw, adopt one group of erection bolt group 6 to be connected to the two ends, left and right of the front end of spandrel girder 12 respectively.It is easily more convenient that this makes the renewal of two curbs 2 replace.
Use procedure of the present invention is as follows;
See Fig. 1 and Fig. 6, first whole rigidity obstacle to be connected on collision wall 3, and according to the test vehicle of different tire size, to adjust and go up position up and down between whole rigidity obstacle and collision wall 3, make it the height required for Pass Test.Then, whole rigidity obstacle is fixedly connected with collision wall 3.Afterwards, ready test vehicle 5 is placed on test flight carpet device 4, and makes the vehicle body longitudinal centre line of test vehicle 5 vertical with collision course, finally test with the speed of 10Km/H.

Claims (10)

1., for simulating a rigidity obstacle for side curb impact test, comprising Inclination body (1) and curb (2), it is characterized in that:
Described Inclination body (1) comprise be frame body entablature (14), sill (15), spandrel girder (12) and more than three oblique longeron (17), and the straight longeron (16) of more than three;
Described entablature (14), sill (15) are identical with spandrel girder (12) length from left to right, and width from front to back increases successively, and is from top to bottom arranged in parallel mutual spacing;
The oblique longeron (17) of described more than three is arranged on parallel longitudinal spacing ground each other, and each oblique longeron (17) is connected with the front end of entablature (14), sill (15) and spandrel girder (12) respectively;
The straight longeron (16) of described more than three is arranged on parallel longitudinal spacing ground each other, the front end of each straight longeron (16) is connected with the rear end of the spandrel girder (12) of entablature (14), sill (15) respectively, and rear end is connected with collision wall (3) adjustable upper-lower position ground;
Described curb (2) is solid steel, and its global approximation is trapezoidal, and curb (2) has two, is connected to the two ends, left and right of the front end of spandrel girder (12).
2. the rigidity obstacle for simulating side curb impact test according to claim 1, is characterized in that: described entablature (14), sill (15) and spandrel girder (12) are the frame body of order font.
3. the rigidity obstacle for simulating side curb impact test according to claim 1, is characterized in that: described entablature (14), sill (15) and spandrel girder (12) are the frame body of day font.
4. the rigidity obstacle for simulating side curb impact test according to claim 1, is characterized in that: described entablature (14), sill (15) and spandrel girder (12) are the frame body of matrix pattern.
5. the rigidity obstacle for simulating side curb impact test according to claim 1, it is characterized in that: described entablature (14), sill (15) and spandrel girder (12) width are from front to back not less than 30cm, 50cm and 120cm respectively, and the height of described straight longeron (16) and oblique longeron (17) is all not more than 100cm.
6. the rigidity obstacle for simulating side curb impact test according to claim 1, is characterized in that: the angle at described each oblique longeron (17) and entablature (14), oblique angle (A) between sill (15) and spandrel girder (12) is greater than 45 °.
7. the rigidity obstacle for simulating side curb impact test according to claim 1, it is characterized in that: also comprise and to match the mounting fixing parts (13) be connected with straight longeron (16), described straight longeron (16) is connected with collision wall (3) adjustable upper-lower position ground by corresponding mounting fixing parts (13).
8. the rigidity obstacle for simulating side curb impact test according to claim 1, it is characterized in that: described mounting fixing parts (13) is the microscler plate suitable with the height of straight longeron (16), it is connected with straight longeron (16) and is stretched out by the side of straight longeron (16), and the longitudinal waist-shaped hole (130) be provided with spacing from top to bottom in outward extending part arranged, described straight longeron (16), by the longitudinal waist-shaped hole (130) on mounting fixing parts (13), adopts bolt to be connected with collision wall (3) adjustable upper-lower position ground.
9. the rigidity obstacle for simulating side curb impact test according to claim 1, is characterized in that: be provided with lambdoid tie-beam (19) in described spandrel girder (12).
10. the rigidity obstacle for simulating side curb impact test according to any one of claim 1 to 9, it is characterized in that: also comprise two bolt groups (6), described two curbs (2) are provided with the installation portion (20) extended to both sides by its rear end respectively, described installation portion (20) is provided with by the upper supreme mutual spacing ground screw group of arranging, described spandrel girder (12) is provided with and coordinates screw group, described two curbs (2) are respectively by screw group and coordinate screw, one group of bolt group (6) is adopted to be connected to the two ends, left and right of the front end of spandrel girder (12) respectively.
CN201510859606.5A 2015-11-30 2015-11-30 A kind of rigid obstacle for being used to simulate side curb impact test Active CN105403377B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106932209A (en) * 2017-03-31 2017-07-07 上海机动车检测认证技术研究中心有限公司 Automotive airbag acts on detection method by mistake
CN109959516A (en) * 2017-12-25 2019-07-02 大连楼兰科技股份有限公司 A kind of removable multi-angle crash device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6178805B1 (en) * 1997-07-22 2001-01-30 Chrysler Corporation Method and apparatus for side impact testing of motor vehicles at a sub-system level
US20010003920A1 (en) * 1999-12-10 2001-06-21 Kim Sang-Kyun Vehicle side impact test apparatus
CN202305167U (en) * 2011-10-14 2012-07-04 浙江吉利汽车研究院有限公司 Post collision rigidity counterguard
CN202748226U (en) * 2012-06-07 2013-02-20 浙江吉利汽车研究院有限公司杭州分公司 Automobile test collision wall
CN203275099U (en) * 2013-06-15 2013-11-06 锦州锦恒汽车安全系统有限公司 Device of simulating lateral transverse bump of vehicle
CN203811344U (en) * 2014-05-05 2014-09-03 中国汽车技术研究中心 Simulation test apparatus for vehicle side impact

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6178805B1 (en) * 1997-07-22 2001-01-30 Chrysler Corporation Method and apparatus for side impact testing of motor vehicles at a sub-system level
US20010003920A1 (en) * 1999-12-10 2001-06-21 Kim Sang-Kyun Vehicle side impact test apparatus
CN202305167U (en) * 2011-10-14 2012-07-04 浙江吉利汽车研究院有限公司 Post collision rigidity counterguard
CN202748226U (en) * 2012-06-07 2013-02-20 浙江吉利汽车研究院有限公司杭州分公司 Automobile test collision wall
CN203275099U (en) * 2013-06-15 2013-11-06 锦州锦恒汽车安全系统有限公司 Device of simulating lateral transverse bump of vehicle
CN203811344U (en) * 2014-05-05 2014-09-03 中国汽车技术研究中心 Simulation test apparatus for vehicle side impact

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106932209A (en) * 2017-03-31 2017-07-07 上海机动车检测认证技术研究中心有限公司 Automotive airbag acts on detection method by mistake
CN106932209B (en) * 2017-03-31 2019-02-15 上海机动车检测认证技术研究中心有限公司 Automotive airbag accidentally acts on detection method
CN109959516A (en) * 2017-12-25 2019-07-02 大连楼兰科技股份有限公司 A kind of removable multi-angle crash device

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