CN109484487A - Anti-collision automobile B-pillar assembly, control system and automobile - Google Patents
Anti-collision automobile B-pillar assembly, control system and automobile Download PDFInfo
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- CN109484487A CN109484487A CN201811409581.9A CN201811409581A CN109484487A CN 109484487 A CN109484487 A CN 109484487A CN 201811409581 A CN201811409581 A CN 201811409581A CN 109484487 A CN109484487 A CN 109484487A
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- Prior art keywords
- column
- automobile
- driving device
- pillar assembly
- collision
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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
- B62D25/04—Door pillars ; windshield pillars
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a kind of anti-collision automobile B-pillar assembly, control system and automobiles, including the B column for being installed in automobile side and the driving device positioned at the top end B, B column lower end and foot guard assembly revolute pair are cooperatively connected, for the foot guard assembly for being fixedly connected with vehicle frame, the driving device can drive B column upper end that B column is swung out in vehicle-body width direction；The present invention drives B column to swing when laterally being encountered dangerous situation, through driving device, and B column upper end swings out and supported by driving device, improve vehicle body space, in the case where bearing foreign impacts power, the deformable spatial margin of B column is improved, the chances of survival of interior occupant is improved.
Description
Technical field
The invention belongs to automobile technical field, in particular to a kind of anti-collision automobile B-pillar assembly, control system and automobile.
Background technique
Having benefited from rapid economic development, the promotion of disposal income of Chinese people, national policy promotion etc. influences, China resident's
Automobile product demand is lasting vigorous, and past few years automobile market experienced Rapid Expansion and development, wherein China's passenger car market
Scale is persistently higher than industry level.
With the sustainable growth of car ownership, Exploration on Train Operation Safety also becomes increasingly conspicuous, especially car body side when it is most thin
Weak place, when car body lateral impact, car body often occurs severely deformed.
Therefore need one kind for anti-collision automobile B-pillar assembly, control system and automobile, so that vehicle is when by lateral impact
Cocoa outwardly opens the interior effective living space of guarantee.
Summary of the invention
In view of this, the present invention provides a kind of anti-collision automobile B-pillar assembly, control system and automobile so that vehicle by
Cocoa outwardly opens the interior effective living space of guarantee when lateral impact.
Anti-collision automobile B-pillar assembly of the invention, including the B column for being installed in automobile side and the drive positioned at the top end B
Dynamic device, B column lower end and foot guard assembly revolute pair are cooperatively connected, and the foot guard assembly is used for solid with vehicle frame
Fixed connection, the driving device can drive B column upper end that B column is swung out in vehicle-body width direction.
Further, the foot guard assembly includes protective block, on the protective block outwardly convex and be located at B column on the inside of
The side wall moved inward for limiting the column bottom B.
Further, the opposite side of the side wall and B column is respectively arranged with a pair of support slot being used in conjunction with each other and branch
Convex block is supportted, the supporting lug is kept in contact with support slot intracavity sidewall always in B column swing process.
Further, the elastic component for being used cooperatively with driver's seat is provided on the inside of the protective block.
Further, the driving device is fixedly connected on damping unit.
Further, there are the groove or protrusion that direction extension is moved towards along B column on the inside of the B column.
Further, spring protective part is fitted on the inside of the B column.
Based on above-mentioned anti-collision automobile B-pillar assembly, the invention also includes a kind of control system, including central processing unit, set
Set for detecting the lateral detection device of lateral object distance and speed on the outside of B column, when lateral object have relative velocity and away from
When from persistently becoming smaller and be lower than threshold value, central processing unit, which transmits a signal to driving device, makes it that B column be driven to swing out.
Based on above-mentioned anti-collision automobile B-pillar assembly and control system, the invention also includes a kind of automobile, anticollision described above
B-pillar assembly of the automobile B-column assembly as automobile, control system described above are installed on the automobile for controlling B-pillar assembly.
Beneficial effects of the present invention:
B column of the present invention drives B column to swing when laterally by dangerous situation is hit, through driving device, and B column upper end is swung out
And supported by driving device, it is supported below B column by foot guard assembly, improves vehicle body space, bearing the external world
Under impact force, the deformable spatial margin of B column is improved, the chances of survival of interior occupant is improved；B is put top end outward
It is dynamic, the head lateral space of occupant in car body is increased, when B column is by side impacts, since usual rum point is located at B column
Middle part place on the lower side, therefore the impact force that its bottom end is born is larger, bottom end forms B column by foot guard assembly and supports, and prevents
Hinge stress herein damages inside crumple, and the impact force that the top end B is subject to is smaller, and it is inside to greatly reduce driving assembly damage
The risk of crumple can preferably protect the head of occupant；
The side wall limitation column bottom B of protective block of the present invention moves inward, and when lateral force impact force, guarantees B column branch
Support structure is stablized, and prevents the column bottom B from moving inward；It can wherein be contacted with interior seat base on the inside of protective block, seat is installed on
On seat base, seat base is located at that be installed in car body can be along width of the carbody direction along the track of width of the carbody direction setting
Sliding pushes seat and occupant to move inward, occupant is avoided to collide with B column when protection moves inward fastly；
Supporting lug of the present invention with B column rotate when, supporting lug remain support groove sidewall contact, when B column by
When lateral force, the support cooperatively formed to B column between the place of being connected by a hinge and supporting lug and support slot, due to stress
The different support groove sidewalls in direction can be carried out supporting lug by the stress perpendicular to its own, and supporting lug can also be along support
Slot side has certain sliding surplus that it is made to obtain certain buffering, when supporting lug be against support trench bottom when, limitation B column into
One step is inwardly swung in company with B column, is further ensured that in car body that there are enough living spaces through this structure；
The lateral detection device of the present invention passes through the ginsengs such as the relatively close speed of the lateral object distance of detection vehicle body and object
Number ensures the precision that driving device executes, this structure avoids the car body shapes such as when with other vehicles are parallel or lateral parking
The mistake of driving device caused by condition executes, and improves execution precision.
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is schematic structural view of the invention；
Fig. 2 is B column schematic cross-sectional view；
Specific embodiment
Fig. 1 is schematic structural view of the invention；Fig. 2 is B column schematic cross-sectional view；
It is inside and outside described in the present embodiment, upper and lower respectively using vehicle body as reference frame, wherein inside and outside is respectively wide along vehicle body
Direction close to car body center and the direction far from car body center on degree direction, upper and lower is from body bottom close to vehicle body top
Direction and opposite direction；
As shown in the figure: the present embodiment includes the B column 1 for being installed in automobile side and the driving device positioned at the top end B
2,1 lower end of B column and foot guard assembly revolute pair are cooperatively connected, and the foot guard assembly is used for and the fixed company of vehicle frame
It connects, the driving device 2 can drive 1 upper end of B column that B column is swung out in vehicle-body width direction；It 1 lower end of B column can be with vehicle frame
It is connected by a hinge to form revolute pair cooperation, when laterally by dangerous situation is hit, drives B column to swing by driving device, on B column
End swings out and is supported by driving device, is supported below B column by foot guard assembly, improves vehicle body space,
In the case where bearing foreign impacts power, the deformable spatial margin of B column is improved, the chances of survival of interior occupant is improved；Work as vehicle
When body is by lateral impact, car body can move outward and human body due to inertia can to hit side deviate, and human body head due to
There is no the constraint of safety belt its amplitude of fluctuation that can be greater than the amplitude of body, if therefore when car body head space deficiency, can be to human body head
Portion causes serious shock, if the top end B cooperates its bottom end to swing out by driving device by hinge and vehicle frame transmission
It opens, then the space increased in car body is the space of leg side, and head space releasing effect is effective, when human body head offset
B column place on the lower side is main rum point when be easy to causeing serious damage, and hitting, the impact force that driving part is subject at this time compared with
Greatly, once driving part stress damages crumple, then B column lower end, which will receive impact force and inwardly swing, causes the intracorporal occupant of vehicle
Secondary injury, and since the upper end is connect with vehicle frame hinge, the upper end underbraced is easy deformation, and hinge herein is caused to be easy
Stress damage, equally exists the risk of the inside crumple in upper end；The top end B is swung out in the present embodiment, is increased in car body and is multiplied
The head lateral space of seated user, when B column is by side impacts, since usual rum point is located at place on the lower side, Gu Qidi in the middle part of B column
Hold the impact force born larger, bottom end forms B column by foot guard assembly and supports, and prevents hinge stress herein from damaging
Inside crumple, foot guard assembly is fixedly connected with vehicle frame can also be integrally formed with vehicle frame, to guarantee that foot guard assembly has
Foot guard assembly can be also fixedly connected with chassis by enough support forces, and the impact force that the top end B is subject to is smaller, drops significantly
Low driving assembly damages the risk of inside crumple, can preferably protect the head of occupant；Driving device can slide up and down
It is fixed on vehicle frame, driving device can be by sliding up and down the sliding rail and sliding slot or by slide-bar and covering on slide-bar of cooperation
Sleeve and vehicle frame slide up and down matings connection, and linear motor, the hydraulic or devices such as pneumatic can be used in driving device, to guarantee enough
Support force, the output end of preferred hydraulic-driven, driving device connect by hinge with the column top B；It is specific that details are not described herein again.
In the present embodiment, the foot guard assembly includes protective block 3, on the protective block 3 outwardly convex and be located at B
For limiting the side wall 3a that the column bottom B moves inward on the inside of column；Protective block is bolted with vehicle frame, can also be with vehicle frame
It is integrally formed, optimal case is integrally formed, and guarantees the global consistency of protective block and vehicle frame, improves the whole strong of protective block
Degree；The side wall limitation column bottom B of protective block moves inward, and when lateral force impact force, guarantees that B column support construction is stablized,
Prevent the column bottom B from moving inward；Wherein protective block specific structure can be similar to steel angle structure, under being located at the column bottom B on one side just
Side, another side, which is located on the inside of B column, forms restriction effect to it, and certainly, protective block concrete shape can be according to its space layout knot
Structure and change with the connection relationship of vehicle frame, details are not described herein again, wherein contacts on the inside of protective block with car seat base 7, seat
Chair is installed on seat base 7, and seat base is located at that be installed in car body can be along vehicle along the track 8 of width of the carbody direction setting
The sliding of body width direction pushes seat and occupant to move inward, avoids occupant and B column when protection moves inward fastly
It collides.
In the present embodiment, the opposite side of the side wall 3a and B column 1 is respectively arranged with a pair of support being used in conjunction with each other
Slot 3b and supporting lug 1a, the supporting lug 1a connect with the holding of support slot 3b intracavity sidewall always in B column swing process
Touching；Support slot inner wall is in the arc surface centered on B column rotation axis, and when supporting lug is rotated with B column, supporting lug begins
The contact with arc surface is kept to be connected by a hinge between place and supporting lug and support slot when B column is by lateral force eventually
The support cooperatively formed to B column, since the different support slot arc surfaces of Impact direction can be supported convex block perpendicular to its arc
The stress in face carrys out supporting lug, and supporting lug can also have certain sliding surplus to obtain it centainly along support slot arc surface
Buffering, when supporting lug be against support trench bottom when, limitation B column further inwardly rotate, in the present embodiment, in initial position
When, supporting lug, which is against, supports both trench bottoms at a fully engaged, and supporting lug can not continue inside side oscillation, that is to say, that B column
When the power that is hit after opening, backswing to initial position can be limited it and further rotate, keep during backswing by resistance
Original space is at least remained in car body, is further ensured that in car body through this structure there are enough living spaces, it is above-mentioned
Described initial position is position when B column does not act.
In the present embodiment, the elastic component 4 for being used cooperatively with driver's seat, protective block 3 are provided on the inside of the protective block 3
It is fixedly connected on vehicle frame, protective block is connect by elastic component with seat base 7, and the B column power that is hit makes protective block together with vehicle frame
When deformation occurs inwardly, by resilient element urges seat base 7 and seat to along the inside Slideslip of track, so that occupant is remote
From side is hit, the personal safety of effective protection occupant is obtained during pushing seat base 7 inwardly by elastic component
Certain buffering prevents protective block 3 and seat base from rigid collision occurs, and elastic component can be cylindrically coiled spring, disk bullet
The elastic construction of spring or other forms, details are not described herein again.
In the present embodiment, the driving device 2 is fixedly connected on damping unit 5；The damping unit is fixedly connected on
On vehicle frame, driving device can also be connect in addition to being fixedly connected with damping unit with vehicle frame, and driving device and vehicle frame junction are protected
Lesser bonding strength is held, provides support force by vehicle frame in driving device movement, when being impacted after being put outside B column, driving
By impact fracture failure, impact force is driven on damping unit by driving device, is passed through for device and vehicle frame junction
Damping unit makes the top end B, and there are the surpluses of inside backswing, can pass through the movement in the width of the carbody direction of control damping unit
Distance controlling backswing surplus buffers the impact force that B column is laterally subject to by the resistance during backswing and backswing, reduces B with this
The risk that column is broken, while the deformation quantity of B column is reduced, it is to retain enough living spaces in car body.
In the present embodiment, there are the groove or protrusion that direction extension is moved towards along B column, section of groove or protrusion on the inside of the B column 1
Face can be the structure of other arc transitions such as arc or semicircle, as shown in Fig. 2, being arranged on the inside of B column 1 in the present embodiment fluted
9, groove extends to form the trend of similar arc on the inside of B column, raising B column bending strength and the rigidity of structure through this structure,
Improve the support performance of B column.
In the present embodiment, spring protective part 6 is fitted on the inside of the B column 1；Spring protective part 6 may be provided at and occupant
The adaptable position in head, can also be arranged in from top to bottom on B column medial surface, spring protective part can for cotton-wool etc. other compared with
It is constituted for the material of soft comfortable, buffers the impact force of human body Yu B column through this structure when human body and B column contact, effectively protect
Protect the personal safety of occupant.
The present embodiment further includes a kind of control system, including central processing unit, setting are used to detect laterally on the outside of B column 1
The lateral detection device of object distance and speed, when lateral object has relative velocity and distance persistently becomes smaller and is lower than threshold value,
Central processing unit, which transmits a signal to driving device, makes it that B column be driven to swing out；Lateral detection device is to be arranged on B column
Range sensor 10 and velocity sensor 11 detect the lateral object distance of car body and lateral square object by range sensor 10
Whether body has the relative velocity of close sensor, if meeting simultaneously, lateral object has relatively close speed and distance persistently becomes smaller
And when being less than threshold value, then driving device is sent to for signal is executed by central processing unit, above-mentioned control system will pass through detection
The parameters such as the lateral object distance of vehicle body and the relatively close speed of object ensure that the precision that driving device executes, this structure avoid
The car body mistake of driving device caused by situations such as when with other vehicles are parallel or lateral parking executes, and improves execution
Precision.
The present embodiment further includes a kind of automobile, B-pillar assembly of the anti-collision automobile B-pillar assembly described above as automobile, above-mentioned
The control system is installed on the automobile for controlling B-pillar assembly；It is equipped with the vehicle of anti-collision automobile B-pillar assembly and control system
, improve the security performance of automobile.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with
Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the scope of the claims of invention.
Claims (9)
1. a kind of anti-collision automobile B-pillar assembly, it is characterised in that: including the B column for being installed in automobile side and be located at the top end B
Driving device, B column lower end and foot guard assembly revolute pair be cooperatively connected, and the foot guard assembly is used for and vehicle
Frame is fixedly connected, and the driving device can drive B column upper end that B column is swung out in vehicle-body width direction.
2. anti-collision automobile B-pillar assembly according to claim 1, it is characterised in that: the foot guard assembly includes protection
Block outwardly convex and is located on the inside of B column for limiting the side wall that the column bottom B moves inward on the protective block.
3. anti-collision automobile B-pillar assembly according to claim 2, it is characterised in that: the opposite side of the side wall and B column point
Be not provided with a pair of support slot and supporting lug being used in conjunction with each other, the supporting lug in B column swing process always
It is kept in contact with support slot intracavity sidewall.
4. anti-collision automobile B-pillar assembly according to claim 3, it is characterised in that: be provided with and be used on the inside of the protective block
The elastic component being used cooperatively with driver's seat.
5. anti-collision automobile B-pillar assembly according to claim 1, it is characterised in that: the driving device is fixedly connected on resistance
On Buddhist nun's device.
6. anti-collision automobile B-pillar assembly according to claim 1, it is characterised in that: have on the inside of the B column along the B column side of trend
To the groove or protrusion of extension.
7. anti-collision automobile B-pillar assembly according to claim 1, it is characterised in that: be fitted with spring protective on the inside of the B column
Part.
8. the control system based on anti-collision automobile B-pillar assembly described in claim 1-7 any one, it is characterised in that: including
Central processing unit is arranged in for detecting the lateral detection device of lateral object distance and speed on the outside of B column, when lateral object has
When relative velocity and distance persistently become smaller and be lower than threshold value, central processing unit, which transmits a signal to driving device, makes its drive B column
It swings out.
9. a kind of automobile, it is characterised in that: B of the anti-collision automobile B-pillar assembly as automobile described in any one of claim 1-7
Column assembly, control system described in claim 8 are installed on the automobile for controlling B-pillar assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811409581.9A CN109484487A (en) | 2018-11-23 | 2018-11-23 | Anti-collision automobile B-pillar assembly, control system and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811409581.9A CN109484487A (en) | 2018-11-23 | 2018-11-23 | Anti-collision automobile B-pillar assembly, control system and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109484487A true CN109484487A (en) | 2019-03-19 |
Family
ID=65696600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811409581.9A Pending CN109484487A (en) | 2018-11-23 | 2018-11-23 | Anti-collision automobile B-pillar assembly, control system and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109484487A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104691628A (en) * | 2015-01-19 | 2015-06-10 | 北京汽车股份有限公司 | Automatic pop-up B-pillar of automobile, control system and automobile |
| DE202017104540U1 (en) * | 2016-08-03 | 2017-09-07 | Ford Global Technologies, Llc | B-pillar arrangement for vehicle body |
| CN207225473U (en) * | 2017-08-18 | 2018-04-13 | 武汉诚盛非金属饰件有限公司 | A kind of crash-proof B columns |
-
2018
- 2018-11-23 CN CN201811409581.9A patent/CN109484487A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104691628A (en) * | 2015-01-19 | 2015-06-10 | 北京汽车股份有限公司 | Automatic pop-up B-pillar of automobile, control system and automobile |
| DE202017104540U1 (en) * | 2016-08-03 | 2017-09-07 | Ford Global Technologies, Llc | B-pillar arrangement for vehicle body |
| CN207225473U (en) * | 2017-08-18 | 2018-04-13 | 武汉诚盛非金属饰件有限公司 | A kind of crash-proof B columns |
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Application publication date: 20190319 |
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