CN208306767U - A kind of rear floor structure and vehicle for vehicle - Google Patents

Abstract

The utility model provides a kind of rear floor structure and vehicle for vehicle, is related to vehicle component field.Wherein, rear floor structure includes rear floor body；It is formed between floor connecting plate, with rear floor body and reinforces bonding pad；And floor crossmember, it is fixed on and reinforces at bonding pad, to connect floor connecting plate and rear floor body.The vehicle of the utility model includes the rear floor structure, to reduce the injury to passenger by rear floor structure when side collision occurs for vehicle, the utility model solves the problems, such as that the prior art causes the living space of heel row occupant to reduce due to there is moderate finite deformation at the floor connecting plate of vehicle and the link position on rear floor.

Description

A kind of rear floor structure and vehicle for vehicle

Technical field

The utility model relates to vehicle component fields, more particularly to a kind of rear floor structure and vehicle for vehicle ?.

Background technique

It is interior to guarantee as what the implementation of C-NCAP (Chinese new car appraisement system) and road traffic accident were investigated gos deep into The safety of occupant, the requirement to collision security performance are increasingly stringenter.Compared to the requirement of 2015 editions C-NCAP side collisions, 2018 The requirement of version collision operating condition is more harsh.

Traditional rear floor panel is generally two low steel plates of intensity and is attached, to prevent heel row occupant in head-on crash Dive some design anti-dive supporting structures.When side collision occurs for vehicle, the phase of floor connecting plate and rear floor is only leaned on Connect to resist the shock of side collision, and the collision obstacle of the new more previous version of side collision obstacle is in weight, the ruler of obstacle Having large change in very little and height, (if mobile obstacle quality increases to 1400kg or so by 950kg, width is increased by 1500mm To 1700mm or so, obstacle position of collision is adjusted by front-seat R point to R point 250mm or so backward, and obstacle terrain clearance is by 300mm It is adjusted to 400mm or so), therefore, during side collision, it will will appear at floor connecting plate and the link position on rear floor Biggish deformation causes the living space of heel row occupant to reduce due to the deformation on floor, thus not to the protection of heel row occupant Benefit.

Utility model content

One purpose of the utility model is to provide for a kind of rear floor structure and vehicle for vehicle, existing to solve Technology leads to the existence of heel row occupant due to there is moderate finite deformation at the floor connecting plate of vehicle and the link position on rear floor The problem of space reduces.

Another purpose of the utility model is the development cost of vehicle body to be reduced.

Particularly, the utility model provides a kind of rear floor structure for vehicle comprising:

Floor body afterwards；

It is formed between floor connecting plate, with the rear floor body and reinforces bonding pad；With

Floor crossmember is fixed at the reinforcement bonding pad, for connecting the floor connecting plate and the rear floor sheet Body, vehicle to occur by the floor crossmember enhancing supporting role when side collision.

Further, the floor crossmember be strip flake, and along the end of its two short sides be extended with Its long side forms the bending part of predetermined angle, and the floor crossmember is solid by the end of the bending part and the threshold of the vehicle Fixed connection, to reinforce the connection between the rear floor body and the floor connecting plate, so that side collision occur in vehicle When reduce injury to passenger.

Further, the end of the bending part is formed with the fixed part for having certain radian with the bending part, so that The floor crossmember is fixedly connected by the fixed part with the threshold of the vehicle.

Further, the predetermined angle is 90-180 degree；

The floor crossmember with a thickness of 1-10mm.

Further, the end of the floor crossmember short side is fixedly connected with the bending part by fixing piece；Or

The end of the floor crossmember short side and the bending part are integrally formed.

Further, the floor crossmember is in " several " character form structure substantially, and the shape for reinforcing bonding pad is with described The shape of plate crossbeam matches, so that the floor crossmember is just covered at the surface for reinforcing bonding pad.

Further, the floor crossmember is made of high-strength steel material.

Further, the floor crossmember is evenly arranged with from one end along its length direction to its other end multiple solid Hole is determined, to realize and the connection for reinforcing bonding pad by the multiple fixation hole.

Further, multiple anti-dive brackets are equipped at the rear floor body, with setting by the anti-dive bracket Set the quantity for reducing the components of Vehicle Body Development.

The utility model also provides a kind of vehicle comprising the rear floor structure, side collision occurs in vehicle When injury to passenger reduced by the rear floor structure.

The beneficial effects of the utility model can be with are as follows:

Reinforce bonding pad firstly, since being formed between floor body after the floor connecting plate and vehicle of vehicle, and at this Reinforce being fixed with floor crossmember at bonding pad, to connect floor connecting plate and rear floor by the floor crossmember for reinforcing bonding pad Ontology.So set, due to the presence of floor crossmember, which has side collision when side collision occurs for vehicle There is certain supporting role, the intrusion of impact force can be reduced, to reduce the impact to occupant's pelvic position, that is, is reasonably resistant to side Shock when obstacle is collided, increases the living space of occupant, thus, it is possible to have the function that heel row passenger protection, to solve It has determined in the prior art due to there is moderate finite deformation at the floor connecting plate of vehicle and the link position on rear floor, so that heel row multiplies The living space of member reduces and leads to the problem of damaging to heel row occupant.

Secondly, being equipped with multiple anti-dive brackets at rear floor body, the quantity of the components of Vehicle Body Development can be reduced, from And the development cost of vehicle can be reduced.

According to the accompanying drawings to the detailed description of the utility model specific embodiment, those skilled in the art will be more Add the above-mentioned and other purposes, advantages and features of clear the utility model.

Detailed description of the invention

Some specific realities of the utility model are described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter Apply example.Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that The drawings are not necessarily drawn to scale.In attached drawing:

Fig. 1 is the schematic structure according to a kind of rear floor structure for vehicle of the utility model one embodiment Figure；

Fig. 2 is the schematic isometric structure chart of the floor crossmember in Fig. 1 rear floor structure；

Fig. 3 is the schematic elevational view of floor crossmember in Fig. 2；

Fig. 4 is the schematic plan of floor crossmember in Fig. 2.

Specific embodiment

Fig. 1 is the schematic structure according to a kind of rear floor structure for vehicle of the utility model one embodiment Figure, to solve the prior art due to there is moderate finite deformation at the floor connecting plate of vehicle and the link position on rear floor and after causing The problem of arranging the living space reduction of occupant.The rear floor structure of the present embodiment can include: rear floor body 1 and floor connecting plate 2, wherein be formed between floor connecting plate 2 and rear floor body 1 and reinforce bonding pad 4.The rear floor structure of the present embodiment may be used also Including being fixed on the floor crossmember 3 reinforced at bonding pad 4, to connect floor connecting plate 2 and rear floor body 1.Due to vehicle It is formed between floor body 1 after floor connecting plate 2 and vehicle and reinforces bonding pad 4, and be fixed at the reinforcement bonding pad 4 Floor crossmember 3, to connect floor connecting plate 2 and rear floor body 1 by the floor crossmember 3 for reinforcing bonding pad 4.So set, When side collision occurs for vehicle, due to the presence of floor crossmember 3, which there is certain support to make side collision With, the intrusion of impact force can be reduced, to reduce impact to occupant's pelvic position, that is, when being reasonably resistant to side collision obstacle It hits, increases the living space of occupant, thus, it is possible to have the function that heel row passenger protection, to solve the prior art In due to there is moderate finite deformation at the floor connecting plate of vehicle and the link position on rear floor so that the living space of heel row occupant Reduce and leads to the problem of damaging to heel row occupant.

In other words, the present embodiment improves the big obstacle collision in side by the reinforcement to rear floor panel to occupant pelvic region It is injured caused by domain, and the supporting role to side collision is increased by floor crossmember 3, reduce the intrusion in collision, by subtracting The small impact to occupant's pelvic position increases the living space of occupant, and reduction injures caused by heel row occupant.Meanwhile this reality The rear floor structure for applying example is also possible to prevent the dive of heel row occupant in head-on crash, to advantageously be protected to occupant.

In the above-described embodiments, floor crossmember 3 can be strip flake, and prolong along the end of its two short sides Stretching has the bending part 31 that predetermined angle is formed with its long side, and floor crossmember 3 can pass through the end of bending part 31 and the threshold 5 of vehicle It is fixedly connected, with the connection after reinforcement between floor body 1 and floor connecting plate 2, thus can when side collision occurs for vehicle To reduce the injury to passenger.Wherein, the end of bending part 31 is formed with the fixation for having certain radian with bending part 31 Portion 32, so that floor crossmember 3 is fixedly connected by fixed part 32 with the threshold 5 of vehicle.

In above-mentioned further embodiment, as shown in figure 4, predetermined angle θ can be 90-180 degree.Further, in advance If angle, θ can be 100-160 degree, or probably at 150 degree or so.And the thickness of floor crossmember 3 then can be set to 1- 10mm.Specifically, the numerical values recited setting of 3 thickness of predetermined angle θ and floor crossmember can according to the demand of specific actual condition into Row setting, is not limited to the present embodiment the numberical range.Wherein, the long side of bending part 31 and floor crossmember 3 can be formed with tool There is the predetermined angle θ of certain radian, the size and shape of radian can match with the size shape for reinforcing bonding pad 4, as long as making Obtaining floor crossmember 3 can securely connect with bonding pad 4 is reinforced, so as to which opposite side can be enhanced by the setting of floor crossmember 3 The supporting role of face collision, reduces the intrusion in collision, and to reduce the impact to occupant's pelvic position, the existence for increasing occupant is empty Between, being finally reached reduces the effect damaged to heel row occupant.

In some embodiments, the end of 3 short side of floor crossmember is fixedly connected with bending part 31 by fixing piece；And or The end of person, 3 short side of floor crossmember can be integrally formed with bending part 31.And in further embodiments, floor crossmember 3 can be by height Strong Steel material is made.

In any of the above-described embodiment, it is illustrated in combination with Fig. 2 and Fig. 4, floor crossmember 3 can be in " several " font substantially Structure, the shape for reinforcing bonding pad 4 can then match with the shape of floor crossmember 3, so that floor crossmember 3 is just covered in reinforcement At the surface location of bonding pad 4.To pass through floor body 1 and ground after the setting for reinforcing the floor crossmember 3 at bonding pad 4 reinforcement Connection between plate connecting plate 2, so that the injury to passenger can be reduced when side collision occurs for vehicle.

As shown in Figure 2 or Figure 3, floor crossmember 3 can be evenly arranged with from one end along its length direction to its other end Multiple fixation holes 33, so as to realize floor crossmember 3 by multiple fixation holes 33 and reinforce the connection of bonding pad 4.

In any of the above-described embodiment, at the rear floor body 1 on it is solderable be connected to floor crossmember structure, and floor crossmember It is that anti-dive bracket and beam structure design are fused in a structure, therefore, it is not necessary to anti-dive bracket be redesigned, compared to single For solely designing anti-dive supporting structure, the design of the components and the cost of mould development can be reduced.Certainly, rear floor body It can be equipped with multiple anti-dive brackets at 1, the quantity of the components of Vehicle Body Development is reduced with the setting by anti-dive bracket.To By the setting of anti-dive brackets multiple at rear floor body, the quantity of the components of Vehicle Body Development is reduced, to reduce vehicle Development cost.

A kind of vehicle can also be provided in the present embodiment, which may include rearly hardened described in any of the above-described embodiment Structure.To enhance the supporting role to side collision, reduce impact force by the setting of floor crossmember 3 in rear floor structure Intrusion, to reduce the impact to occupant's pelvic position, thus shock when resisting side collision obstacle, the existence for increasing occupant is empty Between, achieve the purpose that heel row passenger protection.

So far, although those skilled in the art will appreciate that the more of the utility model have been shown and described in detail herein A exemplary embodiment still, still can be according to the utility model public affairs in the case where not departing from the spirit and scope of the utility model The content opened directly determines or derives many other variations or modifications for meeting the utility model principle.Therefore, this is practical new The range of type is understood that and regards as to cover all such other variations or modifications.

Claims (10)

1. a kind of rear floor structure for vehicle characterized by comprising

Floor body afterwards；

It is formed between floor connecting plate, with the rear floor body and reinforces bonding pad；With

Floor crossmember is fixed at the reinforcement bonding pad, for connecting the floor connecting plate and the rear floor body, with Vehicle occurs by the floor crossmember enhancing supporting role when side collision.

2. rear floor structure according to claim 1, which is characterized in that

The floor crossmember is strip flake, and be extended with along the end of its two short sides formed with its long side it is default The bending part of angle, the floor crossmember are fixedly connected by the end of the bending part with the threshold of the vehicle, to reinforce Connection after described between floor body and the floor connecting plate multiplies car to reduce when side collision occurs for vehicle The injury of member.

3. rear floor structure according to claim 2, which is characterized in that

The end of the bending part is formed with the fixed part for having certain radian with the bending part, so that the floor crossmember is logical The fixed part is crossed to be fixedly connected with the threshold of the vehicle.

4. rear floor structure according to claim 3, which is characterized in that

The predetermined angle is unspecified angle value of the range between 90-180 degree；

Any value with a thickness of range between 1-10mm of the floor crossmember.

5. rear floor structure according to claim 4, which is characterized in that

The end of the floor crossmember short side is fixedly connected with the bending part by fixing piece；Or

The end of the floor crossmember short side and the bending part are integrally formed.

6. rear floor structure according to claim 1-5, which is characterized in that

The floor crossmember is in " several " character form structure substantially, the shape and the shape phase of the floor crossmember for reinforcing bonding pad Matching, so that the floor crossmember is just covered at the surface for reinforcing bonding pad.

7. rear floor structure according to claim 6, which is characterized in that

The floor crossmember is made of high-strength steel material.

8. rear floor structure according to claim 7, which is characterized in that

The floor crossmember is evenly arranged with multiple fixation holes along its length direction to its other end from one end, to pass through Multiple fixation holes are stated to realize and the connection for reinforcing bonding pad.

9. rear floor structure according to claim 8, which is characterized in that

Multiple anti-dive brackets are equipped with after described at floor body, to reduce Vehicle Body Development by the setting of the anti-dive bracket Components quantity.

10. a kind of vehicle comprising -9 described in any item rear floor structures according to claim 1, side occurs in vehicle The injury to passenger is reduced by the rear floor structure when collision.