Utility model content
Purpose of this disclosure is to provide a kind of body structure and using the vehicle of the body structure, when the head impact of pedestrian
When instrument board, which can effectively reduce instrument board injury caused by the head of pedestrian, to improve vehicle to row
The protective value of people.
To achieve the goals above, the disclosure is provided on a kind of body structure, including instrument board, defrosting duct and ventilator cowling
Plate, the upper end of the defrosting duct are connect with the instrument board, and the lower end of the defrosting duct is connect with the ventilator cowling upper plate,
Buckle is provided on the ventilator cowling upper plate, the lower end of the defrosting duct, the buckle and the card slot card is arranged in card slot
It connects.
Optionally, the defrosting duct includes defrosting duct top panel and defrosting duct lower panel, in the defrosting duct
Panel is connect with the instrument board, and the card slot is arranged on the defrosting duct lower panel.
Optionally, the distance between the ventilator cowling upper plate and the defrosting duct lower panel are in 33mm or more.
Optionally, the ventilator cowling upper plate is formed as n shape, and the ventilator cowling upper plate includes roof, leans on positioned at the roof
The closely the first side wall of the defrosting duct side and the second sidewall positioned at the roof far from the defrosting duct side,
The roof includes the first supporting surface and the second supporting surface, and the height of second supporting surface is lower than the height of first supporting surface
Degree, the buckle is mounted on second supporting surface, between second supporting surface and the defrosting duct lower panel away from
From in 33mm or more.
Optionally, first supporting surface is plane, and second supporting surface is to be formed in first supporting surface and the
Inclined-plane between one side wall.
Optionally, the card slot is formed as U-shaped, and the card slot includes bottom and two sides, and described two sides are separate
One end of the bottom is connect with the defrosting duct lower panel, and one end of the buckle is connect with second supporting surface, separately
One end is formed with the clamping portion for being clamped with the bottom, the bottom and clamping portion and the angled setting of horizontal plane.
Optionally, the distance between the bottom and the defrosting duct lower panel are 30mm-50mm.
Optionally, the distance between second supporting surface and the defrosting duct lower panel are 33mm-80mm.
Optionally, the buckle is two, and the distance between two described buckles are 150mm-200mm.
Through the above technical solutions, compared with the technical solution of the upper end of defrosting duct is arranged in card slot in the prior art,
The lower end of defrosting duct, lower end frontage and airiness of the card slot from defrosting duct is arranged in the card slot in body structure that the disclosure provides
The direction of cover upper plate extends, in this way, when the lower end of the defrosting duct of the disclosure is passing through the buckle on card slot and ventilator cowling upper plate
After clamping, position of the lower end of the defrosting duct of the disclosure on vehicle body will be above the lower end of defrosting duct in the prior art
Position on vehicle body, in other words, the distance between the lower end of defrosting duct and ventilator cowling upper plate will increase, to make instrument board
The space that crumple deformation can occur increases.
According to another aspect of the disclosure, a kind of vehicle is provided, including above-mentioned body structure.
Other feature and advantage of the disclosure will the following detailed description will be given in the detailed implementation section.
Specific embodiment
It is described in detail below in conjunction with specific embodiment of the attached drawing to the disclosure.It should be understood that this place is retouched
The specific embodiment stated is only used for describing and explaining the disclosure, is not limited to the disclosure.
In the disclosure, in the absence of explanation to the contrary, the noun of locality used such as " up, down, left, right, before and after " is logical
The up, down, left, right, before and after of vehicle itself is referred to, is "upper" towards the direction of ceiling, towards the direction on floor specifically
It is " left side " towards the direction of left wheel for "lower", is " right side " towards the direction of right wheel, is " preceding ", court towards the direction of headstock
It is " rear " to the direction of the tailstock.
In head impact test, when pedestrian head hits front part of instrument panel region, (instrument board is close to the area of windshield
Domain) when, since the energy that pedestrian head hits vehicle is certain, if increasing at the position of collision of instrument board and pedestrian head
Crumple deformation space improves the crumple deformation extent of the impingement region, can make the stress at the shock of pedestrian head and instrument board
Reduce, thus be subject to pedestrian head instrument board apply reaction force reduce, due to the quality of pedestrian head be it is constant,
Therefore, pedestrian head crash acceleration can be reduced with the reduction of stress.Since the injury values of pedestrian head are to pass through head
For harm index (HIC) come what is evaluated, head injury criteria is directly proportional to pedestrian head crash acceleration, if pedestrian head collision adds
Speed is lower, then head injury criteria is lower, so that it is smaller to illustrate that collision injures pedestrian head bring.
Therefore, if to reduce head injury criteria, reduce collision to the injury of pedestrian head bring, increase can be passed through
The crumple deformation space of position of collision, to reduce the crash acceleration of pedestrian to realize.In other words, how to increase instrument board with
Deformation space at the collision area of pedestrian head is to improve instrument board to pedestrian to increase the deformation quantity of the collision area
The key of the protective value on head.
As shown in Figures 1 to 4, the disclosure is provided on a kind of body structure, including instrument board 1, defrosting duct 2 and ventilator cowling
The upper end of plate 3, defrosting duct 2 is connect with instrument board 1, and the lower end of defrosting duct 2 is connect with ventilator cowling upper plate 3, ventilator cowling upper plate 3
On be provided with buckle 4, the lower end of defrosting duct 2 is arranged in card slot 5, pass through buckle 4 and card slot 5 between clamping can be achieved defrosting
Connection between air duct 2 and ventilator cowling upper plate 3.Buckle 4 can be welded or be fastened by bolts on ventilator cowling upper plate 3, card slot 5
It can be integrally formed manufacture with defrosting duct 2, or be fixed on the lower end of defrosting duct 2 by welding.When pedestrian hits
When hitting instrument board 1, instrument board 1 deforms, and existing clearance space is between 2 lower end of defrosting duct and ventilator cowling upper plate 3
The maximum distortion space of crumple deformation can occur for instrument board 1 and defrosting duct 2.
In the prior art, card slot is usually connect with the upper end of defrosting duct, that is to say, that card slot is from the upper of defrosting duct
The direction of frontage and airiness cover upper plate is held to extend, the distance between the lower end of defrosting duct and ventilator cowling upper plate usually only 26mm are left
It is right.And in the disclosure, the lower end of defrosting duct 2 is arranged in card slot 5, and card slot 5 is from the lower end frontage and airiness cover of defrosting duct 2
The direction of plate 3 extends, in this way, when the lower end of the defrosting duct 2 of the disclosure is blocked by the buckle 4 on card slot 5 and ventilator cowling upper plate 3
After connecing, position of the lower end of the defrosting duct 2 of the disclosure on vehicle body will be above the lower end of defrosting duct in the prior art
Position on vehicle body, in other words, the distance between the lower end of defrosting duct 2 and ventilator cowling upper plate 3 will increase, to make instrument
The space that crumple deformation can occur for plate 1 increases.
By changing and optimizing position of the card slot 5 in defrosting duct 2, defrosting duct 2 can be made to connect with ventilator cowling upper plate 3
Afterwards, the distance between the lower end of defrosting duct 2 and ventilator cowling upper plate 3 increase, to make instrument board 1 that the space that crumple deforms occur
Increase, stress size when reaching by reducing pedestrian head and the shock of instrument board 1, the crash acceleration for reducing pedestrian head is come
The purpose of head injury criteria when hitting is reduced, and then instrument board 1 is made to injure reduction caused by pedestrian head, improves vehicle
Pedestrian protecting performance.
Further, defrosting duct 2 includes defrosting duct top panel 21 and defrosting duct lower panel 22, above defrosting duct
Plate 21 can be arranged in parallel with defrosting duct lower panel 22, and defrosting duct top panel 21 is connect with instrument board 1, defrosting duct
Lower panel 22 is connect with ventilator cowling upper plate 3, card slot 5 be arranged on defrosting duct lower panel 22, card slot 5 can under defrosting duct
Panel 22 can be integrally formed manufacture, or be fixed on defrosting duct lower panel 22 by welding.
Further, for enable between defrosting duct lower panel 22 and ventilator cowling upper plate 3 have enough spaces make instrument
Plate 1 deforms, to reduce the crash acceleration of pedestrian head, in a kind of embodiment that the disclosure provides, in defrosting wind
After road lower panel 22 is by the clamping connection of buckle 4 on card slot 5 and ventilator cowling upper plate 3, below ventilator cowling upper plate 3 and defrosting duct
The distance between plate 22 is in 33mm or more, to guarantee that instrument board 1 can have enough spaces to deform.
Further, to make the distance between ventilator cowling upper plate 3 and defrosting duct lower panel 22 can be in 33mm or more, at this
In the open specific embodiment provided, as shown in Figure 3 and Figure 4, card slot 5 is formed as U-shaped, and card slot 5 includes bottom 51 and two
Side 52, the one end of two sides 52 far from bottom 51, the i.e. upper end of card slot 5 are connect with defrosting duct lower panel 22, card slot 5
4 clamping of bottom 51 and buckle, the distance between the bottom 51 of card slot 5 and defrosting duct lower panel 22 are 30mm-50mm, so that card
The distance that slot 5 extends from the direction of 22 frontage and airiness cover upper plate 3 of defrosting duct lower panel, can make enough ventilator cowling upper plate 3 and remove
The distance between white air duct lower panel 22 is in 33mm or more, to achieve the purpose that increase 1 deformation space of instrument board.
In addition to this, in the body structure that the disclosure provides, as shown in Figure 2 and Figure 4, ventilator cowling upper plate 3 is formed as n
Shape, ventilator cowling upper plate 3 close to the first side wall 32 of 2 side of defrosting duct and are located at roof including roof 31, positioned at roof 31
31 second sidewalls 33 far from 2 side of defrosting duct, roof 31 include the first supporting surface 311 and the second supporting surface 312, second
The height in support face 312 is lower than the height of the first supporting surface 311, and buckle 4 is mounted on the second supporting surface 312, ventilator cowling upper plate 3
The distance between second supporting surface 312 and defrosting duct lower panel 22 are in 33mm or more.Specifically, buckle 4 and the second supporting surface
The distance between 312 junction and defrosting duct lower panel 22 are in 33mm or more, to allow instrument board 1 to have enough deformations
Space.Here, the height of the second supporting surface 312 refers to the second supporting surface 312 and vehicle lower than the height of the first supporting surface 311
The distance between floor is less than the distance between the first supporting surface 311 and vehicle floor, that is to say, that the second supporting surface 312 ratio
First supporting surface 311 is closer to vehicle floor, that is, compared with the first supporting surface 311, the second supporting surface 312 is located remotely from defrosting
The position of air duct lower panel 22.Therefore, buckle 4 is mounted on the second supporting surface 312, can further increases ventilator cowling upper plate
The distance between 3 and defrosting duct lower panel 22 make instrument board 1 when being hit by pedestrian head, have enough deformations empty
Between crumple deformation occurs, to reduce the impact acceleration of pedestrian head, the shock injury for being subject to pedestrian head reduces.
Optionally, to guarantee that the stable connection between ventilator cowling upper plate 3 and defrosting duct 2 is reliable, as shown in Fig. 2, buckle 4
It can be two, two buckles 4 are arranged along the length direction interval of ventilator cowling upper plate 3, and the distance between two buckles 4 can be
150mm-200mm, correspondingly, card slot 5 also can be set two, to be engaged by clamping with buckle 4.
Further, in order to guarantee ventilator cowling upper plate 3 the second supporting surface 312 and defrosting duct lower panel 22 between have
While having enough gaps to allow instrument board 1 that crumple deformation occurs, the gap between ventilator cowling upper plate 3 and defrosting duct 2 is not
Meeting is excessive and causes body structure not compact, and the distance between the second supporting surface 312 and defrosting duct lower panel 22 can be
33mm-80mm, to increase as much as possible in the case where guaranteeing the reliable situation of stable connection between defrosting duct 2 and ventilator cowling upper plate 3
Gap between big defrosting duct lower panel 22 and ventilator cowling upper plate 3.
Further, as shown in Figure 2 and Figure 4, above-mentioned first supporting surface 311 is plane, and the second supporting surface 312 is to be formed in
Inclined-plane between first supporting surface 311 and the first side wall 31, in other words, the first supporting surface 311 are the plane being parallel to the horizontal plane,
Second supporting surface 312 is the inclined-plane being at an angle of between horizontal plane.In this way, can not only make the height of the second supporting surface 312 low
In the height of the first supporting surface 311, it can also make to seamlessly transit between the first supporting surface 311 and the first side wall 31, prevent
The phenomenon that stress is concentrated.Since the first side wall 31 is located at close to the position of defrosting duct 2, the second supporting surface 312 is formed in first
Between supporting surface 311 and the first side wall 31, the buckle 4 being mounted on the second supporting surface 312 can be made close to defrosting duct lower panel
22, to be more conducive to the clamping engagement of buckle 4 with card slot 5.
Further, it buckles 4 one end to connect with the second supporting surface 312, the other end is formed with for the bottom with card slot 5
The clamping portion of 51 clampings, in one embodiment, clamping portion can be formed as the U-shaped knot being open towards the bottom of card slot 5 51
Structure, so that the bottom 51 of card slot 5 can be inserted into the clamping portion of U-shaped, the bottom 51 and clamping portion of card slot 5 are at an angle of with horizontal plane to be set
It sets, that is, the bottom 51 of card slot 5 and clamping portion form the angle of certain angle between horizontal plane.Due to the second supporting surface 312
For inclined-plane, when buckle 4 is mounted on the second supporting surface 312, clamping portion tilts and forms angle between horizontal plane, to make card
The bottom 51 of slot 5 can be engaged by clamping with clamping portion, and the bottom 51 of card slot 5 can be made also to form angle between horizontal plane.Work as row
When people hits instrument board 1, the impact force that the head of pedestrian applies to instrument board 1 is angled usually between horizontal plane, because
Clamping portion and the bottom of card slot 5 51, are also at an angle of setting by this between horizontal plane, make clamping portion and bottom 51 and horizontal plane it
Between to form the angle formed between angle and impact force and horizontal plane close or consistent, can be in the head impact instrument of pedestrian
When plate 1, keep buckle 4 more easily disconnected from each other under the action of impact force with card slot 5, is disconnected buckle 4 with card slot 5, from
And the crumple deformation of more conducively instrument board 1, prevent buckle 4 from stopping the deformation of instrument board 1.
In addition, as shown in figure 4, the cross section of defrosting duct 2 is formed as " several " character form structure being open towards instrument board 1,
Instrument board 1 is connect by way of friction welding (FW) with defrosting duct top panel 21, to close defrosting duct 2 by instrument board 1
Opening, make to form vented cavity inside defrosting duct 2.Compared with cross section in the prior art is the defrosting duct of " mouth " font,
The cross section of the disclosure is that the defrosting duct 2 of " several " font is to form vented cavity and connecting with instrument board 1, in this way can be with
Simplify the structure of defrosting duct 2, realizes the lightweight of body structure and vehicle.
According to another aspect of the disclosure, a kind of vehicle is provided, including above-mentioned body structure.
The preferred embodiment of the disclosure is described in detail in conjunction with attached drawing above, still, the disclosure is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the disclosure, a variety of letters can be carried out to the technical solution of the disclosure
Monotropic type, these simple variants belong to the protection scope of the disclosure.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, can be combined in any appropriate way, in order to avoid unnecessary repetition, the disclosure to it is various can
No further explanation will be given for the combination of energy.
In addition, any combination can also be carried out between a variety of different embodiments of the disclosure, as long as it is without prejudice to originally
Disclosed thought equally should be considered as disclosure disclosure of that.