CN209479790U - Anti- dive floor panel structure and automobile - Google Patents
Anti- dive floor panel structure and automobile Download PDFInfo
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- CN209479790U CN209479790U CN201920176712.7U CN201920176712U CN209479790U CN 209479790 U CN209479790 U CN 209479790U CN 201920176712 U CN201920176712 U CN 201920176712U CN 209479790 U CN209479790 U CN 209479790U
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- Prior art keywords
- floor
- dive
- recessed portion
- panel structure
- floor panel
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Abstract
The utility model discloses a kind of anti-dive floor panel structures, including preceding floor, rear floor and the middle floor being connected between the preceding floor and the rear floor, the middle floor has the recessed portion to lower recess, the rear end on the preceding floor has the lug boss for being connected to the middle floor, and the lug boss is connected with seat beam.The anti-dive floor panel structure includes.Anti- dive floor panel structure provided by the utility model has preferable anti-lower rice root nematode and comfort, is conducive to promote floor NVH performance, but also space utilization rate can be improved, reduces bodywork parts quantity, mitigates car body weight, reduces manufacturing cost.
Description
Technical field
The utility model relates to automobile technical fields, more particularly to a kind of anti-dive floor panel structure and automobile.
Background technique
With the development of technology and improvement of living standard, requirement of the people to car comfort, safety is higher and higher,
Various potential Safeties are more paid attention to.Heel row occupant's dive refers to during head-on crash occurs for automobile, multiplies
Under effect of inertia dive occurs in seat for member, and the abdominal belt in safety belt is caused to slip away its hipbone, directly act on abdomen and
The phenomenon that internal organs or shoulder belt slip away its shoulder and directly act on its neck, is breakneck one kind in collision accident
Athletic posture.To avoid the occurrence of accident caused by heel row occupant's dive, more and more automobiles have used anti-descent structure to design, mesh
It is preceding using it is more be to increase anti-dive bracket on middle floor to prevent dive, this class formation has the disadvantages that
1, anti-dive bracket is located at under-seat, and heel row passenger riding foreign body sensation is strong, and comfort is poor, anti-dive effect one
As；
2, middle floor is excessively smooth, be unfavorable for improve NVH (noise, vibration and sound vibration roughness-Noise, Vibration,
Harshness) performance；
3, heel row seat cushion front end foaming is too thick, increases material cost, while limiting fuel tank increase below middle floor and holding
Product；
4, number of parts (two anti-dive brackets) is increased, vehicle weight, increased costs are caused.
Current design there are also a kind of anti-descent structure is that back seat carries EPP (polypropylene plastics foamed material), is passed through
Chair framework carrys out anti-dive, but this design cost is higher.
Utility model content
In order to solve the problems in above-mentioned background technique, the utility model provides a kind of anti-dive floor panel structure and vapour
Vehicle has preferable anti-lower rice root nematode and comfort, is conducive to promote floor NVH performance, but also space utilization can be improved
Rate reduces bodywork parts quantity, mitigates car body weight, reduces manufacturing cost.
Based on this, the one aspect of the utility model provides a kind of anti-dive floor panel structure, including preceding floor, afterwards
Plate and the middle floor being connected between the preceding floor and the rear floor, the middle floor has the recess to lower recess
Portion, the rear end on the preceding floor have the lug boss for being connected to the middle floor, and the lug boss is connected with seat beam.
Preferably, the recessed portion is in the arc of opening upwards, and the recessed portion has oblique forward from its bottom end
The recessed portion leading portion upwardly extended and the recessed portion back segment extended obliquely upward backward from its bottom end.
Preferably, the top of the lug boss is consistent with the height at the top of the seat beam, the protrusion
The top in portion is consistent with the front height of the recessed portion.
Preferably, the vertical range at the top of automobile H point and the seat beam is less than 100mm.
Preferably, the top of the seat beam and the vertical range of the minimum point of the recessed portion are greater than
70mm。
Preferably, the top of the seat beam and the vertical range of the minimum point of the recessed portion are less than
120mm。
Preferably, the difference in height of the front end on the top of the seat beam and the preceding floor be less than 270mm and
Greater than the vertical range of the minimum point at the top and recessed portion of the seat beam.
Preferably, the horizontal distance of the preceding upper end of the recessed portion leading portion and automobile H point is less than 200mm.
Preferably, big leg axis faces upward when the elevation angle of the recessed portion leading portion is seated at back row seat greater than occupant
Angle.
The other side of the utility model also provides a kind of automobile, configured with the anti-dive in above-mentioned technical proposal
Floor panel structure.
Compared to the prior art, the beneficial effects of the utility model are, middle floor has the recessed portion to lower recess, after
Buttocks is located at the top of recessed portion when row occupant takes a seat, and occupant leans forward under forward effect of inertia when a frontal collision occurs
Power is applied on recessed portion, and recessed portion generates the active force towards diagonally above and backward to occupant, prevents the trend of occupant's dive, thus
It prevents occupant from skidding off seat, reduces the injury that occupant may be subject to.The rear end on preceding floor has lug boss, lug boss and middle floor
Front end be connected, the front end of lug boss is connected with seat beam, and lug boss and seat beam are respectively positioned on the front side on middle floor, and
Higher than the bottom of recessed portion, recessed portion is forward, therefore lug boss and seat preventing the impact force being subject to when occupant's dive
The setting of crossbeam can be played a supporting role with centering floor, made it have enough intensity and born the impact force from occupant, really
Protect anti-dive effect.Simultaneously because the design is avoided without installing traditional anti-dive bracket by anti-dive bracket bring
Comfort is low, vehicle weight and the problems such as increased costs, but also the foam thickness under cushion can suitably be thinned.Moreover, phase
Compared with middle floor smooth in traditional design, the middle floor with recessed portion in this programme is advantageous to promote NVH performance.
Detailed description of the invention
Fig. 1 is a kind of top view of anti-dive floor panel structure provided by the embodiment of the utility model；
Fig. 2 is the side view of a kind of anti-dive floor panel structure and fuel tank provided by the embodiment of the utility model；
Fig. 3 is the top view on middle floor provided by the embodiment of the utility model；
Fig. 4 be A-A in Fig. 3 to cross-sectional view；
Fig. 5 is a kind of anti-dive floor panel structure provided by the embodiment of the utility model and the side view of occupant；
Fig. 6 is a kind of anti-dive floor panel structure provided by the embodiment of the utility model and the side view of occupant.
Wherein, 1, preceding floor；11, lug boss；20, middle floor；21, recessed portion；211, recessed portion leading portion；212, recessed portion
Back segment；3, rear floor；4, H point；5, fuel tank；6, seat beam.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
In the description of the present invention, it should be noted that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this is practical
Novel limitation.
Referring to fig. 1 to fig. 4, it is schematically shown that the anti-dive floor panel structure of the utility model, including preceding
Plate 1, middle floor 20 and rear floor 3, wherein middle floor 20 is connected between preceding floor 1 and rear floor 3, and middle floor 20 has recessed
Concave portion 21, recessed portion 21 is to lower recess, and when heel row occupant takes a seat, buttocks is located at 21 top of recessed portion, and recessed portion 21 is directly held
There is lug boss 11 by the rear end of the body gravity of occupant, preceding floor 1, lug boss 11 is connected to the front end on middle floor 20, protrusion
Portion 11 is connected with seat beam 6.
In this way, when automobile collides, the trend that appearance of the occupant under effect of inertia is glided forward, the power that leans forward effect
To recessed portion 21, recessed portion 21 generates the opposition to occupant's huckle and buttocks, which rearwardly and upwardly, can
Preferably to prevent occupant's dive, there is good anti-lower rice root nematode.Lug boss 11 is connected with the front end on middle floor 20, due to
Recessed portion 21 is to lower recess, therefore the top of lug boss 11 is higher than the bottom of recessed portion 21, the front end connection of lug boss 11
There is seat beam 6, lug boss 11 and seat beam 6 are respectively positioned on the front side on middle floor 20, and are higher than the bottom of recessed portion 21, recess
Portion 21 is forward preventing the impact force being subject to when occupant's dive, therefore the setting of lug boss 11 and seat beam 6 can be right
Middle floor 20 is played a supporting role, and is made it have enough intensity and is born the impact force from occupant, further ensures that anti-dive
Effect.Simultaneously because the design without installing traditional anti-dive bracket, avoid it is low by anti-dive bracket bring comfort,
The problems such as vehicle weight and increased costs.Moreover, having in this programme is recessed compared to middle floor 20 smooth in traditional design
The middle floor 20 of concave portion 21, it is advantageous to promote NVH performance.
Preferably, recessed portion 21 is in the arc of opening upwards, and the bottom end in the arc-shaped recess portion 21 is located in recessed portion 21
Between, recessed portion 21 has recessed portion leading portion 211 and recessed portion back segment 212, and recessed portion leading portion 211 is from the bottom end of recessed portion 21 after
It extends obliquely upward forward, recessed portion back segment 212 extends obliquely upward from front to back from the bottom end of recessed portion 21.It is further preferred that
The top of lug boss 11 is consistent with the height at the top of seat beam 6, the top of lug boss 11 and the front end of recessed portion leading portion 211
Height is also consistent, i.e., the highest point at the top of lug boss 11, the top of seat beam 6 and recessed portion leading portion 211 is in same water
In flat height, the space that the fuel tank 5 below floor also can use 211 lower section of lug boss 11 and recessed portion leading portion increases volume,
Improve space utilization rate.
As shown in figure 5, as preferred embodiment, automobile H point 4 (trunk and thigh phase when occupant is seated at back row seat
The point of rotation " across point " even) vertical range with the top of seat beam 6, i.e., both difference in height is less than 100mm, in attached drawing 6
It is middle to be marked with H1.This parameter determines recessed portion 21 to the effect of contraction of heel row occupant's buttocks, in the range of being less than 100mm
It goes all out before may insure enough preventions of restraining force, if setting is excessive, will affect anti-dive effect.
Preferably, as shown in fig. 6, the top of seat beam 6 is vertical with the minimum point (vertex of arc) of recessed portion 21
Distance H2 is greater than 70mm, i.e. the difference in height at the top of seat beam 6 and 21 minimum point of recessed portion is greater than 70mm, further preferably
The vertical range H2 on ground, the minimum point at the top and recessed portion 21 of seat beam 6 is less than 120mm.The top of seat beam 6 and recessed
The difference in height of the minimum point of concave portion 21, affects reaction force of the recessed portion leading portion 211 to occupant, be arranged it is too small will lead to it is anti-under
The decline of potential power, in addition, the fuel tank 5 due to automobile is arranged in the lower section of recessed portion 21, this parameter setting is excessive to will affect oil
The capacity of case 5, therefore setting not only may insure anti-dive effect in the range of 70mm~120mm, but also may insure fuel tank 5
Capacity.
As preferred embodiment, as shown in fig. 6, the height difference H 3 of the front end on the top of seat beam 6 and preceding floor 1
Less than 270mm, and it is greater than the vertical range at the top of seat beam 6 and the minimum point of recessed portion 21.By the parameter in this model
In enclosing, enough spaces can be left for the installation of fuel tank 5 to avoid the stability of occupant when excessive influence side impact is arranged.
Preferably, as shown in fig. 6, the horizontal distance L of the preceding upper end of recessed portion leading portion 211 and automobile H point 4 is less than 200mm,
This is because when the parameter setting is excessive, lug boss 11 and seat beam 6 can be reduced to the support force of recessed portion leading portion 211, it is convex
Playing portion 11 and seat beam 6 will be unable to provide recessed portion 21 enough rigidity supports, the Stiffness of recessed portion leading portion 211,
Anti- dive effect can be largely effected on.
It is further preferred that shown in Figure 6,211 elevation angle β of recessed portion leading portion is greater than thigh when occupant is seated at back row seat
The angle of elevation alpha of the angle of elevation alpha of axis, occupant's big leg axis when being seated at back row seat is set by human engineering teacher, by recessed portion leading portion 211
Elevation angle β is set to bigger, it can be ensured that by bigger opposition when falling tendency occurs in occupant, but is arranged excessive
Words, it is too close from occupant's buttocks to will lead to floor, influences comfort, therefore 211 elevation angle β of recessed portion leading portion is omited in the present embodiment
The angle of elevation alpha of big leg axis when being seated at back row seat greater than occupant.
As a preferred option, the vertical range H1 at the top of automobile H point 4 and seat beam 6 is 73mm, seat beam 6
Top and the vertical range H2 of minimum point of recessed portion 21 be 78mm, the height of the front end on the top of seat beam 6 and preceding floor 1
Degree difference H3 is 270mm, and the horizontal distance L of the preceding upper end of recessed portion leading portion 211 and automobile H point 4 is 193mm, and when back row seat is big
The angle of elevation alpha of leg axis is 21 °, and 211 elevation angle β of recessed portion leading portion is 26 °, and this parameter configuration can take into account anti-submergence performance, space
The all requirements such as utilization rate and comfort.
In conclusion anti-dive floor panel structure provided by the utility model and automobile have preferable anti-lower rice root nematode and relax
Adaptive is conducive to promote floor NVH performance, but also space utilization rate can be improved, and reduces bodywork parts quantity, mitigates vehicle body weight
Amount reduces manufacturing cost, application and popularization value with higher.
To realize that identical purpose, the utility model embodiment additionally provide a kind of automobile, which has practical
The anti-dive floor panel structure provided in novel above-described embodiment.Because anti-dive floor panel structure provided by the embodiment of the utility model can
To reach said effect, the automobile configured with the anti-dive floor panel structure also answer it is with the corresponding technical effect, it is no longer superfluous herein
It states.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvement and replacement can also be made, these change
It also should be regarded as the protection scope of the utility model into replacement.
Claims (10)
1. a kind of anti-dive floor panel structure, which is characterized in that including preceding floor, rear floor and be connected to the preceding floor with
Middle floor after described between floor, the middle floor have the recessed portion to lower recess, and the rear end on the preceding floor, which has, to be connected
It is connected to the lug boss on the middle floor, the lug boss is connected with seat beam.
2. anti-dive floor panel structure according to claim 1, which is characterized in that the recessed portion is in the arc of opening upwards
Shape, the recessed portion have the recessed portion leading portion extended obliquely upward forward from its bottom end and prolong obliquely backward from its bottom end
The recessed portion back segment stretched.
3. anti-dive floor panel structure according to claim 2, which is characterized in that the top of the lug boss and the seat
The height at the top of crossbeam is consistent, and the top of the lug boss is consistent with the front height of the recessed portion.
4. anti-dive floor panel structure according to claim 1, which is characterized in that the top of automobile H point and the seat beam
The vertical range in portion is less than 100mm.
5. anti-dive floor panel structure according to claim 1, which is characterized in that the top of the seat beam with it is described recessed
The vertical range of the minimum point of concave portion is greater than 70mm.
6. anti-dive floor panel structure according to claim 3, which is characterized in that the top of the seat beam with it is described recessed
The vertical range of the minimum point of concave portion is less than 120mm.
7. anti-dive floor panel structure according to claim 4, which is characterized in that the top of the seat beam and it is described before
The difference in height of the front end on floor be less than 270mm and be greater than the seat beam top it is vertical with the minimum point of the recessed portion
Distance.
8. anti-dive floor panel structure according to claim 2, which is characterized in that the preceding upper end of the recessed portion leading portion and vapour
The horizontal distance of vehicle H point is less than 200mm.
9. anti-dive floor panel structure according to claim 1, which is characterized in that the elevation angle of the recessed portion leading portion is greater than and multiplies
Member is seated at the elevation angle of big leg axis when back row seat.
10. a kind of automobile, which is characterized in that configuration is just like anti-dive floor panel structure of any of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920176712.7U CN209479790U (en) | 2019-01-30 | 2019-01-30 | Anti- dive floor panel structure and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920176712.7U CN209479790U (en) | 2019-01-30 | 2019-01-30 | Anti- dive floor panel structure and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209479790U true CN209479790U (en) | 2019-10-11 |
Family
ID=68133393
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920176712.7U Active CN209479790U (en) | 2019-01-30 | 2019-01-30 | Anti- dive floor panel structure and automobile |
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| Country | Link |
|---|---|
| CN (1) | CN209479790U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113581299A (en) * | 2021-08-03 | 2021-11-02 | 奇瑞汽车股份有限公司 | Automobile seat anti-diving structure |
-
2019
- 2019-01-30 CN CN201920176712.7U patent/CN209479790U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113581299A (en) * | 2021-08-03 | 2021-11-02 | 奇瑞汽车股份有限公司 | Automobile seat anti-diving structure |
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