CN206984139U - Body structure and vehicle - Google Patents

Abstract

This disclosure relates to a kind of body structure and vehicle.The body structure includes floor panel, floor reinforcing plate and two threshold internal plates, described two threshold internal plates are separately positioned on the left and right sides of the floor panel, the floor reinforcing plate is covered on the floor panel, and described two threshold internal plates are connected at left and right sides of the floor reinforcing plate.Pass through above-mentioned technical proposal, when Collision of Flank Pole occurs for vehicle, by setting floor reinforcing plate between two threshold internal plates, the intensity of body structure can not only effectively be lifted, and impact force can be directly passed to the threshold internal plate of opposite side from the threshold internal plate of side, so as to be substantially reduced the transversely deforming of floor panel and threshold internal plate, the battery bag for preventing that occupant is injured and being laid in below floor panel is damaged.

Description

Body structure and vehicle

Technical field

This disclosure relates to a kind of body structure, further relates to a kind of vehicle with the body structure.

Background technology

Farthest reduced in traffic (collision) accident of vehicle (especially passenger car) occupant the death rate and by Hinder the core design technology that degree is vehicle research and development and manufacture.Wherein, the design of body structure collision safety distressed structure is to carry The basis of high complete automobile collision security performance.In order to meet the public to the higher and higher crashworthiness of family expenses passenger car will Ask, constantly improved step by step and supplemented with one in the relevant laws and regulations and value disciplines of the relevant department of various countries all home in recent years The experimental condition of the collision safety performance of a little passenger cars.Such as the U.S. is being directed to the vehicle of its domestic market sales, updates it A series of regulations and value disciplines about safety collision performance, it is desirable to bigger collision is born under more multi-state in vehicle body member cabin Power and have relatively small deformation.

With popularization of the family expenses passenger car in world market, the environmental issue that fossil energy is short and combustion zone is next is increasingly Seriously, so each state is all in active development new-energy automobile.And electric automobile as new-energy automobile a direction into For the trend in future.The design of electric automobile is except that will meet traditional design, it is also necessary to considers to design higher course continuation mileage, To meet the competitiveness with conventional fuel oil car.

In addition, recently as the fast development of electric automobile, in order to lift endurance distance, electric automobile needs to be equipped with more Complete vehicle weight will be dramatically increased in the energy storage battery added, the so fuel vehicle compared to same specification, electric automobile, and this just leads Cause under same experimental condition, the increase of the collision vehicle kinetic energy at initial stage of vehicle, also just say, the body structure of electric automobile needs Bigger power can be undertaken and absorb more kinergeties to lift security.Further, in electric automobile, due to needing Energy storage battery bag is arranged, the space of a large amount of body bottom sections is occupied, the various classical vehicle body collision safeties of conventional fuel oil car Structure technology can not use, therefore design and a kind of can meet that energy storage battery arrangement and can meets the new vehicle body knot of vehicle safety Structure technology is imperative.

Utility model content

The purpose of the disclosure is to provide a kind of higher body structure of collision safety performance.

To achieve these goals, the disclosure, which provides one kind, includes floor panel, floor reinforcing plate and two threshold internal plates, Described two threshold internal plates are separately positioned on the left and right sides of the floor panel, and the floor reinforcing plate covers the floor On plate, described two threshold internal plates are connected at left and right sides of the floor reinforcing plate.

Alternatively, the floor reinforcing plate generally corresponds in the transverse direction with B posts.

Alternatively, the threshold internal plate is formed as outwardly open groove-like structure, and the inner panel top including being oppositely arranged Wall and inner panel bottom wall, and the inner panel side wall of the connection inner panel roof and inner panel bottom wall, the floor reinforcing plate include main body Portion is formed as rectangular plate-like structure, the connection with the connecting portion in the left and right sides of the main part, the main part is formed Portion is formed as the bar shaped platy structure extended along the longitudinal direction, and the main body section is in the top of the floor panel, the company Socket part is connected to the inner panel roof.

Alternatively, the main part is connected to the floor panel.

Alternatively, the left and right sides of the floor panel has a floor panel flange, the floor panel flange include with The first paragraph flange for strengthening longeron position correspondence, the cross section of the first paragraph flange is L-shaped, the connecting portion, institute State first paragraph flange and the threshold internal plate links together, the outward flange of the first paragraph flange protrudes from the connecting portion Outward flange.

Alternatively, the body structure also includes longitudinal floor beam, and the longitudinal floor beam is located at the lower section of the floor panel, The side of the longitudinal floor beam is connected to the threshold internal plate, and opposite side is connected to the lower surface of the floor panel.

Alternatively, the threshold internal plate is formed as outwardly open groove-like structure, and the inner panel top including being oppositely arranged There is floor to indulge for wall and inner panel bottom wall, and the inner panel side wall of the connection inner panel roof and inner panel bottom wall, the longitudinal floor beam The outer side flanging of side flanging and longitudinal floor beam in beam, the lower surface of side flanging and the floor panel overlaps in the longitudinal floor beam, The outer side flanging of the longitudinal floor beam overlaps with the inner panel bottom wall.

Alternatively, the longitudinal floor beam is that battery bag installs longeron.

Pass through above-mentioned technical proposal, when Collision of Flank Pole occurs for vehicle, by being configured between two threshold internal plates Plate reinforcing plate, the intensity of body structure can not only be effectively lifted, and can be direct by threshold internal plate of the impact force from side The threshold internal plate of opposite side is passed to, so as to be substantially reduced the transversely deforming of floor panel and threshold internal plate, prevents occupant Battery bag that is injured and being laid in below floor panel is damaged.

The disclosure also provides a kind of vehicle, and the vehicle includes body structure as described above.

Alternatively, the vehicle includes front chair, and the front chair is arranged in the floor reinforcing plate.

Other feature and advantage of the disclosure will be described in detail in subsequent specific embodiment part.

Brief description of the drawings

Accompanying drawing is for providing further understanding of the disclosure, and a part for constitution instruction, with following tool Body embodiment is used to explain the disclosure together, but does not form the limitation to the disclosure.In the accompanying drawings：

Figure 1A is the top perspective view according to the body structure of the first embodiment of the disclosure；

Figure 1B is the top view according to the body structure of the first embodiment of the disclosure；

Fig. 1 C are the upward views according to the body structure of the first embodiment of the disclosure；

Fig. 1 D are the explosive views according to the body structure of the first embodiment of the disclosure；

Fig. 1 E are the stereograms for strengthening longeron in the body structure according to the first embodiment of the disclosure；

Fig. 1 F are the explosive views for strengthening longeron in the body structure according to the first embodiment of the disclosure；

Fig. 1 G are the stereograms of entablature section in the body structure according to the first embodiment of the disclosure；

Fig. 1 H are the stereograms of sill section in the body structure according to the first embodiment of the disclosure；

Fig. 1 I are the stereograms of rear web beam in the body structure according to the first embodiment of the disclosure；

Fig. 1 J are the connections for strengthening longeron and web beam in the body structure according to the first embodiment of the disclosure The schematic diagram of mode；

Fig. 1 K are the stereograms of floor panel in the body structure according to the first embodiment of the disclosure；

Fig. 1 L are Figure 1B A-A profiles；

Fig. 1 M are the enlarged drawings of C portion in Fig. 1 L；

Fig. 1 N are Fig. 1 M partial enlarged drawings；

Fig. 1 O are Figure 1B B-B profiles；

Fig. 1 P are the enlarged drawings of D parts in Fig. 1 O；

Fig. 1 Q are the section three-dimensional maps according to the body structure of the first embodiment of the disclosure；

Fig. 1 R are according to the top view of the body structure of the first embodiment of the disclosure, wherein being not shown plate face Plate；

Fig. 1 S are the partial bottom views according to the body structure of the first embodiment of the disclosure；

Fig. 1 T are the perspective rear views according to the body structure of the first embodiment of the disclosure；

Fig. 1 U are the stereograms of front beam in the body structure according to the first embodiment of the disclosure；

Fig. 1 V are the connection sides of front beam and longitudinal floor beam in the body structure according to the first embodiment of the disclosure The schematic diagram of formula；

Fig. 1 W and Fig. 1 X is in the body structure according to the first embodiment of the disclosure, front beam and threshold internal plate The schematic diagram of connected mode；

Fig. 1 Y are front beam, longitudinal floor beam, threshold internal plate in the body structure according to the another embodiment of the disclosure The schematic diagram of three's connected mode；

Fig. 1 Z are the upward views according to the body structure of the another embodiment of the disclosure.

Fig. 2A is the top view according to the body structure of second of embodiment of the disclosure；

Fig. 2 B are the explosive views according to the body structure of second of embodiment of the disclosure；

Fig. 2 C are the stereograms for strengthening longeron in the body structure according to the first embodiment of the disclosure；

Fig. 2 D are Fig. 2A E-E profiles；

Fig. 2 E are the enlarged drawings of F parts in Fig. 2 D；

Fig. 3 A are the top views according to the body structure of the third embodiment of the disclosure；

Fig. 4 A are the top views according to the body structure of the 4th kind of embodiment of the disclosure；

Fig. 5 A are the top views according to the body structure of the 5th kind of embodiment of the disclosure；

Fig. 5 B are the explosive views according to the body structure of the 5th kind of embodiment of the disclosure；

Fig. 5 C are the stereograms for strengthening longeron in the body structure according to the 5th kind of embodiment of the disclosure；

Fig. 5 D are Fig. 5 A G-G profiles or H-H profiles；

Fig. 5 E are the enlarged drawings of K parts in Fig. 5 D；

Fig. 5 F are Fig. 5 E partial enlarged drawings；

Fig. 5 G are Fig. 5 A I-I profiles or J-J profiles；

Fig. 5 H are the enlarged drawings of M parts in Fig. 5 G；

Fig. 6 A are the top views according to the body structure of the 6th kind of embodiment of the disclosure；

Fig. 6 B are the explosive views according to the body structure of the 6th kind of embodiment of the disclosure；

Fig. 6 C are the stereograms for strengthening longeron in the body structure according to the 6th kind of embodiment of the disclosure；

Fig. 6 D are Fig. 6 A P-P profiles or Q-Q profiles；

Fig. 6 E are the enlarged drawings of T parts in Fig. 6 D；

Fig. 6 F are Fig. 6 A R-R profiles or S-S profiles；

Fig. 6 G are the enlarged drawings of W parts in Fig. 6 F；

Fig. 6 H are Fig. 6 G partial enlarged drawings；

Fig. 7 A are the top views according to the body structure of the 7th kind of embodiment of the disclosure.

Fig. 8 A are the top views according to the body structure of the 8th kind of embodiment of the disclosure；

Fig. 8 B are the upward views according to the body structure of the 8th kind of embodiment of the disclosure；

Fig. 8 C are the explosive views according to the body structure of the 8th kind of embodiment of the disclosure；

Fig. 8 D are Fig. 8 A U-U profiles；

Fig. 8 E are the enlarged drawings of V parts in Fig. 8 D；

Fig. 8 F are Fig. 8 E partial enlarged drawings；

Fig. 8 G are the stereograms of floor panel in the body structure according to the 8th kind of embodiment of the disclosure.

Embodiment

The embodiment of the disclosure is described in detail below in conjunction with accompanying drawing.It should be appreciated that this place is retouched The embodiment stated is merely to illustrate and explained the disclosure, is not limited to the disclosure.

In the disclosure, in the case where not making opposite explanation, the noun of locality such as " up, down, left, right, before and after " used is It is defined on the basis of the above-below direction, left and right directions and fore-and-aft direction of vehicle, specifically in the accompanying drawings, X-direction is vehicle Fore-and-aft direction, that is, the longitudinal direction of vehicle, wherein, the side that arrow points to be " preceding ", and on the contrary is " rear "；Y-direction is vehicle Left and right directions, that is, the transverse direction of vehicle, wherein, the side that arrow points to be " right side ", and on the contrary is " left side "；Z-direction is vehicle Above-below direction, that is, the short transverse of vehicle, wherein, the side that arrow points to for " on ", on the contrary for " under "；" inside and outside " It is to be defined on the basis of the profile of corresponding component, such as outside the in-car and car defined on the basis of vehicle's contour, close to vehicle The side at middle part is " interior ", otherwise is " outer ".It is defined above to be only used for aiding in illustrating the disclosure, it is not construed as to the disclosure Limitation.

All " crossbeam " refers to the beam substantially along the extension of left and right vehicle wheel direction in the disclosure, and all " longeron " refers to greatly The beam that body extends along vehicle fore-and-aft direction.In addition, in the case of other no specific explanations, related in each embodiment of the disclosure And " floor panel ", " threshold internal plate ", " A posts ", " B posts ", the noun such as " rear anti-collision cross beam " be meant that its is in the art Common art-recognized meanings.

In addition, unless otherwise clearly defined and limited, term " connection ", " connected ", " fixation " etc. should be interpreted broadly, It can be integrally formed for example, by dismountable modes such as non-removable mode, bolt such as welding, or molding etc. What mode was realized.

Figure 1A is the top perspective view according to the body structure of the first embodiment of the disclosure.Figure 1B is according to this public affairs The top view of the body structure for the first embodiment opened.Fig. 1 C are the vehicle body knots according to the first embodiment of the disclosure The upward view of structure.Fig. 1 D are the explosive views according to the body structure of the first embodiment of the disclosure.According to the disclosure In the body structure of the first embodiment, as shown in Figure 1A and Fig. 1 D, the body structure includes interval in left-right direction and set Two threshold internal plates 500 putting, in left-right direction spaced two strengthen longeron 130 and interval is set along the longitudinal direction The web beam 240 and 250 put.Two threshold internal plates 500 are separately positioned on the left and right sides of floor panel 300, each to strengthen Longeron 130 is connected to corresponding threshold internal plate 500, to strengthen threshold internal plate 500.Each web beam is connected to two Strengthen longeron 130, web beam 240 and 250 connects the reinforcement longeron 130 of the left and right sides.Web beam 240 and 250 With two closed loop frameworks strengthened longeron 130 and surround " mouth " font, the closed loop framework is supported on the threshold internal plate 500 of the left and right sides Between.

Pass through above-mentioned technical proposal, when obstacle collision in side occurs for vehicle, pass through the connection reinforcement in threshold internal plate 500 Longeron 130, and the reinforcement longeron 130 of both sides is connected by web beam 240 and 250, on the one hand can effectively it reduce The upset deformation of threshold internal plate 500, become so as to reduce intrusion of the B posts 800 (being connected in threshold internal plate 500) to indoor direction Shape, reduction may injure to caused by occupant；On the other hand floor panel 300 and the horizontal stroke of threshold internal plate 500 can be substantially reduced To deformation, the battery bag for preventing that occupant is injured and being laid in below floor panel 300 is damaged.

When Collision of Flank Pole occurs for vehicle, by strengthening what longeron 130 surrounded by web beam 240 and 250 and two " mouth " font closed loop framework, can not only effectively lift the intensity of body structure, and can be by impact force from side threshold Inner panel 500 is directly passed to the threshold internal plate 500 of opposite side, so as to be substantially reduced floor panel 300 and threshold internal plate 500 Transversely deforming, the battery bag for preventing that occupant is injured and being laid in the lower section of floor panel 300 is damaged.Also, work as vehicle During Collision of Flank Pole, as long as the point of impingement, in the range of longeron 130 is strengthened, impact force can pass through web beam 240 and 250 It is delivered to opposite side.

Especially in " mouth " font closed loop framework strengthened longeron 130 by web beam 240 and 250 and two and surrounded In, each both ends for strengthening longeron 130 are supported by a web beam respectively, this to strengthen longeron 130 have it is very high strong Degree and rigidity, when Collision of Flank Pole occurs, strengthen longeron 130 more effectively can pass to web beam 240 by impact force With 250.

In the present embodiment, as shown in FIG. 1A and 1B, the top that longeron 130 is arranged on floor panel 300 is strengthened. In other embodiment, the lower section of floor panel 300 can also be arranged on by strengthening longeron 130.Each side for strengthening longeron 130 Threshold internal plate 500 corresponding to being connected to, opposite side can be connected to floor panel 300.

In the present embodiment, in order to improve the installation strength of front chair, the security of front-row occupant, web beam are ensured Front chair mount point can be provided with 240 and 250, that is to say, that before web beam 240 and 250 can be respectively front chair Crossbeam is installed after installation crossbeam and front chair.Certainly, in other embodiments, front chair mount point can also be arranged on by adding In the region that deck transverse 240 and 250 and two reinforcement longerons 130 surround.

When reinforcement longeron 130 is arranged on the lower section of floor panel 300, web beam 240 and 250 can be arranged on floor The lower section of panel 300 is simultaneously connected with the lower surface of floor panel 300.In this case, if by web beam 240 and 250 Used as installation crossbeam after crossbeam and front chair are installed before front chair, then can be in floor panel 300 and web beam pair The position perforate answered, in order to which fastener can pass through floor panel 300 to be connected to web beam.

In the present embodiment, any appropriate lengthwise position of threshold internal plate 500 can be arranged on by strengthening longeron 130 On, as shown in Figure 1A, the position generally corresponded to B posts 800 can be for example arranged on by strengthening longeron 130.

In the present embodiment, as depicted in figure iM, threshold internal plate 500 can be formed as being open U-type groove structure outwardly and Including the inner panel roof 501 and inner panel bottom wall 502 being oppositely arranged, and it is connected between inner panel roof 501 and inner panel bottom wall 502 Inner panel side wall 503, the outward flange of inner panel roof 501 formed with the inner panel upper overturning 500a flipped up, inner panel bottom wall 502 Outward flange is formed with flange 500b under the inner panel being turned over downwards.Can be with B with the correspondence position of B posts 800, inner panel upper overturning 500a Post 800 overlaps.

Because B posts 800 are connected in threshold internal plate 500, therefore reinforcement longeron 130 is arranged on and generally corresponded to B posts 800 Position, targetedly the part being connected with B posts 800 of threshold internal plate 500 can be strengthened, so as to more effectively subtracting Intrusion deformation of the small B posts 800 to indoor direction.

Specifically, the front of leading edge 801 of B posts 800 can be located at by strengthening the front end of longeron 130, strengthen longeron 130 Rear end can be located between leading edge 801 and the back edge 802 of B posts 800.Strengthen longeron 130 length for example can be 300~ 500mm.In some possible embodiments, position corresponding with A posts, rear end can be extended to by strengthening the front end of longeron 130 Back seat installation crossbeam can be extended to.

Spacing (that is, the back edge of web beam 240 and the front of web beam 250 between web beam 240 and 250 The distance between edge) can be 250-350mm, and the web beam 250 being located behind in two web beams can be in car Transverse direction on generally corresponded to B posts 800.In some possible embodiments, web beam 240 can move forward to and A posts Corresponding position, web beam 250 can be moved in front of back seat installation crossbeam later and neighbouring back seat installation crossbeam is set.

A various appropriate structures can be had by strengthening longeron 130, and the disclosure is without limitation.In the present embodiment, In order that strengthen longeron 130 there is higher structural strength, as shown in Fig. 1 E and Fig. 1 P, reinforcement longeron 130 can be formed as to The groove-like structure of under shed, and the reinforcement side rail inner wall 132 including being oppositely arranged and reinforcement longeron lateral wall 133, and Connect the reinforcement side rail inner wall 132 and strengthen the reinforcement longeron roof 131 of longeron lateral wall 133.

In this case, for the ease of being connected with threshold internal plate 500 and floor panel 300, side rail inner wall 132 is strengthened Lower edge could be formed with and strengthen side rail inner flange 130a, strengthen longeron lateral wall 133 lower edge could be formed with plus The strong outer side flanging 130b of longeron.Wherein, the upper surface for strengthening side rail inner flange 130a and floor panel 300 overlaps, and strengthens vertical The outer side flanging 130b of beam and the inner panel roof 501 of threshold internal plate 500 overlap, and the position for strengthening the outer side flanging 130b of longeron can With the position higher than the reinforcement side rail inner flange 130a.

Further, as referring to figure 1E, the groove-like structure of rear and front end closing can be formed as by strengthening longeron 130, and Also include the reinforcement longeron front bulkhead 134 and reinforcement longeron aft bulkhead 135 being oppositely arranged, wherein, strengthen the shape of longeron front bulkhead 134 Into the leading edge and connection reinforcement side rail inner wall 132 and reinforcement longeron lateral wall 133 in reinforcement longeron roof 131, strengthen Longeron aft bulkhead 135 forms the back edge in the reinforcement longeron roof 131 and connects the He of reinforcement side rail inner wall 132 Strengthen longeron lateral wall 133, strengthen the lower edge of longeron front bulkhead 134 formed with longeron front end flange 130c is strengthened, strengthen vertical The lower edge of beam aft bulkhead 135 strengthens longeron front end flange 130c and strengthens longeron formed with longeron rear end flange 130d is strengthened Rear end flange 130d overlaps with the upper surface of floor panel 300.Channel-shaped closed at both ends is designed to by the way that longeron 130 will be strengthened Structure, on the one hand the intensity for strengthening longeron 130 is further improved, be advantageous to the transmission of impact force during side collision；It is another Aspect causes the space being internally formed as closing for strengthening longeron 130, so there will be neither debris entrance, and travel in vehicle The inside of Shi Jiaqiang longerons 130 will not also produce air flow, so as to reduce noise.

Strengthening longeron 130 can be integrally formed, and can be formed by connecting by some.In the present embodiment, in order to just In making, as shown in fig. 1F, outer halfbody 130A and interior halfbody 130B, outer halfbody can be divided into along its transverse direction by strengthening longeron 130 130A and interior halfbody 130B is overlapped.Wherein, strengthen longeron lateral wall 133 and strengthen the outer side flanging 130b formation of longeron in outer halfbody On 130A, strengthen side rail inner wall 132 and strengthen side rail inner flange 130a formation on interior halfbody 130B.

As shown in Fig. 1 K and Fig. 1 M, for the ease of being connected with threshold internal plate 500, the left and right sides of floor panel 300 can be with With floor panel flange 300B.In one embodiment, floor panel flange 300B is with strengthening the position correspondence of longeron 130 Part has " L " shape cross section, and other parts have " one " font cross section.

In other words, as shown in figure iK, floor panel flange 300B can include with strengthen the position correspondence of longeron 130 the One section of flange 300B1, and second segment flange 300B2 positioned at first paragraph flange 300B1 front and/or turned over positioned at first paragraph The 3rd section of flange 300B3 at side 300B1 rear.Wherein, first paragraph flange 300B1 cross section is L-shaped (i.e., first upwards Turnover, then outwards turnover), overlapped with the roof of the inner panel roof 501 with threshold internal plate 500.Second segment flange 300B2 and/or 3rd section of flange 300B3 cross section can be in " one " font (that is, flipping up), with the inner panel side wall with threshold internal plate 500 503 overlap joints.In this case, in order to ensure to strengthen longeron 130 and the connection reliability of threshold internal plate 500, vehicle body knot is improved The collision safety performance of structure, strengthen the inner panel roof of the outer side flanging 130b of longeron, first paragraph flange 300B1 and threshold internal plate 500 501 can be welded together with three stackings.

For the ease of applying fluid sealant between first paragraph flange 300B1 and inner panel roof 501 to prevent indoor water inlet, one In kind embodiment, as shown in Fig. 1 N, first paragraph flange 300B1 outward flange 300B11, which can be protruded from, to be strengthened turning on one's side outside longeron Side 130b outward flange 130b1.

In the disclosure, web beam and reinforcement longeron can be linked together by any appropriate mode.

In one embodiment, as shown in Fig. 1 F and Fig. 1 J, formed with two gap 130e on interior halfbody 130B, strengthen The end of crossbeam 240 and 250 passes through corresponding gap 130e (that is, to extend into reinforcement to indulge to extend into the inside of reinforcement longeron 130 In the cavity that beam 130 is formed with floor panel 300), that is to say, that strengthen longeron 130 and be crossed on web beam 240 and 250. Gap 130e can be the shape to match with the cross section of web beam 240 and 250, such as can be " ∩ " shape.Gap 130e edge overlaps formed with gap flange 130f, gap flange 130f with web beam, so that it is horizontal with reinforcement to strengthen longeron Beam connects.

The end of each web beam can be directly connected to threshold internal plate 500, can also not connected with threshold internal plate 500 Connect.

In the present embodiment, as depicted in figure iM, can between the end of each web beam and corresponding threshold internal plate 500 For example can be 2~8mm with gap a, gap a.In this case, when side collision occurs, threshold internal plate 500 Impact force is passed to the reinforcement longeron 130 being attached thereto, impact force is passed to the He of web beam 240 by the reinforcement longeron 130 250, web beam 240 and 250 passes to impact force the reinforcement longeron 130 of opposite side, and the reinforcement longeron 130 of the opposite side is again Impact force is passed to the threshold internal plate 500 being attached thereto.When the stress crimp of threshold internal plate 500 and with web beam 240 With 250 ends contact when, a part of impact force is directly passed to web beam 240 and 250, another portion by threshold internal plate 500 Point impact force is indirectly transferred to web beam 240 and 250 by strengthening longeron 130.The end of web beam 240 and 250 and door Gap a between sill inner panel 500 can ensure that threshold internal plate 500 has certain deformation buffer space, to absorb local collision Energy.

As shown in Fig. 1 D and Fig. 1 K, formed with the centre gangway 300A to raise up on floor panel 300.For the ease of cloth Put the web beam 240 and 250 for extending transversely through floor panel 300, in the present embodiment, centre gangway 300A can have than The lower height of common centre gangway, for example, centre gangway 300A height can be less than 50mm.Centre gangway 300A's is transversal Face is in downwardly open U-shaped, and including centre gangway roof 300A1 and two centre gangway side wall 300A2.

In one embodiment, web beam 240 and 250 can be respectively positioned on the top of floor panel 300 and in Entreat passage 300A.

In the present embodiment, as shown in Fig. 1 D and Fig. 1 Q, the web beam 240 in front is located in two web beams, I.e. preceding web beam 240 can include spaced two entablature sections 241 and connect the sill of two entablature sections 241 Section 242.Each entablature section 241 is positioned at the top of floor panel 300 and is connected to corresponding reinforcement longeron 130, sill section 242 centrally located passage 300A lower section.Entablature section 241, centre gangway side wall 300A2 and sill section 242 can be with three layers Stitch welding is together.

Specifically, as shown in Figure 1 G, entablature section 241 can be formed as downwardly open groove-like structure, and including two The entablature section roof 2411 of two entablature section side walls 2412 of the individual entablature section side wall 2412 being oppositely arranged and connection, upper horizontal stroke The lower edge of beam section side wall 2412 turns over formed with the entablature section side wall flange 241a extended in left-right direction, entablature section side wall Side 241a and floor panel 300 upper surface overlap.

As shown in fig. 1H, sill section 242 can be formed as the groove-like structure of upward opening, and be set relatively including two The sill section bottom wall 2421 for the two sill section side walls 2422 of sill section side wall 2422 and connection put, sill section side wall 2422 top edge formed with the sill section side wall flange 242a, sill section side wall flange 242a that extend in left-right direction with The lower surface overlap joint of floor panel 300.

At centre gangway side wall 300A2, entablature section side wall flange 241a, centre gangway side wall 300A2 and sill Section side wall flange 242a can be welded together with three stackings.

As shown in Fig. 1 Q, the one end of entablature section 241 away from threshold internal plate 500 extends to centre gangway roof On 300A1, and at centre gangway roof 300A1, entablature section side wall flange 241a, centre gangway roof 300A1 and under Beam segments side wall flange 212 can be welded together with three stackings.

Here, in side collision, the part that sill section 242 functions not only as web beam 240 is collided with transmitting Power, and centre gangway 300A being strengthened, prevent centre gangway 300A occur in side collision by two it is lateral in Between the phenomenon huddled up, further reduce the transversely deforming of floor panel 300.

The web beam being located behind in two web beams, i.e., rear web beam 250 can be located at floor panel 300 Top and extend past centre gangway 300A.By the height for reducing centre gangway 300A, enabling reduce web beam 250 The difference in height of each several part, ensure that web beam 250 has preferable continuity and glacing flatness, be advantageous to the transmission of impact force.

As shown in Figure 1 I, web beam 250 can be formed as downwardly open groove-like structure, and be set relatively including two The rear web beam roof 251 of web beam side wall 252, rear to strengthen horizontal stroke after the rear web beam side wall 252 put and connection two The lower edge of beam side wall 252 is formed with the rear web beam side wall flange 250a extended in left-right direction, rear web beam side wall Flange 250a and floor panel 300 upper surface overlap.

Similarly, can also be corresponding with web beam 250 in centre gangway 300A lower section as shown in Fig. 1 C and Fig. 1 D Position sets centre gangway buttress brace 430, both ends and centre gangway side wall 300A2 and the reinforcement of the centre gangway buttress brace 430 The stacking of crossbeam 250 3 is welded together.In side collision, centre gangway buttress brace 430 can not only prevent centre gangway 300A Occur, by the two lateral middle phenomenons huddled up, reducing the transversely deforming of floor panel 300, and can assist in web beam 250 A part of impact force is transmitted, avoids web beam 250 from being deformed in stress raiser.

In the present embodiment, as shown in Fig. 1 R, the body structure can also include spaced along the longitudinal direction Front beam 210 and Floor rear crossbeam 230, in left-right direction spaced two floor side members 120, the rear end of floor side member 120 can To be connected with rear anti-collision cross beam.Front beam 210 is located at the front of web beam 240 and 250 and is connected under floor panel 300 Surface, Floor rear crossbeam 230 are located at the rear of web beam 240 and 250 and are connected to the lower surface of floor panel 300, threshold The rear end of inner panel 500 is connected to floor side member 120, and the both ends of Floor rear crossbeam 230 are connected to two floor side members 120.At this In the case of kind, for convenience of explanation, floor side member 120 can be divided for positioned at the front portion in the front of Floor rear crossbeam 230 and positioned at ground The rear portion at the rear of plate rear cross beam 230.

In this case, behind the front portion and floor of 210, two threshold internal plates of front beam, 500, two floor side members 120 Crossbeam 230 forms the bearing frame of general rectangular.The bearing frame can be used for installation and vehicle element, such as pacifying The battery tray 610 (visible in Fig. 1 S) of dress and carrying battery bag.

When bearing frame is used to install battery tray 610, front beam 210 and Floor rear crossbeam 230 can be claimed successively To install crossbeam after installation crossbeam and battery bag before battery bag.

Because floor side member 120 is generally in the arch being bent upwards, therefore the position of Floor rear crossbeam 230 is horizontal usually above preceding The position of beam 210.In this case, in order to ensure the horizontal layout of battery tray 610, as shown in Fig. 1 T, Floor rear crossbeam 230 On can be provided with two battery tray extended downwardly mounting brackets 340, two battery tray mounting brackets 340 are along left and right Direction is arranged at intervals, and the front end of battery tray 610 is arranged on front beam 210, and the rear end of battery tray 610 is arranged on battery tray In disk mounting bracket 340.Battery tray fastener hole can be offered in front beam 210 and battery tray mounting bracket 340, with logical Cross fastener and the rear and front end for the battery tray 610 for carrying battery bag is mounted respectively to front beam 210 and battery tray installation On support 340.

In the present embodiment, as shown in Fig. 1 C, Fig. 1 D, Fig. 1 M, Fig. 1 P, Fig. 1 Q, Fig. 1 R and Fig. 1 T, the body structure Can also be including spaced two longitudinal floor beams 110, the longitudinal floor beam 110 are connected to floor panel 300 in left-right direction Lower surface, and the rear and front end of each longitudinal floor beam 110 connects with front beam 210 and corresponding floor side member 120 respectively.By This causes floor panel 300 to be separately installed with body rail on fore-and-aft direction and left and right directions, plays and strengthens floor panel 300 Effect, avoids deformation of the floor panel 300 in (including frontal collision, rear collision and side collision) is collided excessive.

In the present embodiment, battery tray fastener hole, a left side for battery tray 610 can be offered on longitudinal floor beam 110 Right both sides can be separately mounted on longitudinal floor beam 110.In this case, longitudinal floor beam 110 can be referred to as battery bag peace Fill longeron.

The lower surface of floor panel 300 can be all connected to inside and outside longitudinal floor beam 110.In the present embodiment, As shown in Fig. 1 P and Fig. 1 Q, the outside of longitudinal floor beam 110 is connected to corresponding threshold internal plate 500, the inner side connection of longitudinal floor beam In floor panel 300.By the way that longitudinal floor beam 110 is connected in threshold internal plate 500, it can further strengthen threshold internal plate 500, The upset deformation of threshold internal plate 500 when reducing the collision of side obstacle.Also, when longitudinal floor beam 110 is as battery bag installation longeron In use, the spacing of two longitudinal floor beams 110 can be increased as far as possible using this connected mode, so as to ensure floor panel 300 Lower section has bigger battery arrangement space to arrange more batteries, increases the course continuation mileage of vehicle.Set when strengthening longeron 130 When putting below floor panel 300, strengthening longeron 130 can be integrated with the formation of longitudinal floor beam 110, that is to say, that strengthen horizontal Beam 240 and 250 can be connected to longitudinal floor beam 110.

In a kind of alternative embodiment, battery tray fastener hole can be opened up in threshold internal plate 500, by battery The left and right sides of pallet 610 is separately mounted in two threshold internal plates 500, need not thus set longitudinal floor beam 110.

In another alternative embodiment, electricity can be opened up respectively on longitudinal floor beam 110 and threshold internal plate 500 Pond pallet fastener hole, battery tray 610 is arranged on longitudinal floor beam 110 and threshold internal plate 500 simultaneously.In this case, Longitudinal floor beam 110 can be referred to as battery bag installation longeron.

In the present embodiment, the both ends of Floor rear crossbeam 230 are connected to two floor side members 120.It is especially local Plate rear cross beam 230 is as installation crossbeam after battery bag in use, can increase front beam 210 and horizontal stroke behind floor in this way The spacing of beam 230, so that there is the lower section of floor panel 300 bigger battery arrangement space to arrange more batteries, increase The course continuation mileage of vehicle.

In a kind of possible embodiment, the both ends of Floor rear crossbeam 230 can be connected to two longitudinal floor beams 110 or two threshold internal plates 500.In this case, the bearing frame can not include two floor side members 120.

Battery bag can be arranged on the bearing frame in the form of an entirety, can also be installed in the form of split On bearing frame.In other words, battery tray 610 can be one, can also include more sub- pallets of split settings.

Battery bag for split settings it is multiple in the case of, can be by front beam 210 and floor as shown in Fig. 1 Z Set between rear cross beam 230 in one or more battery bag and crossbeam 360 be installed so that bearing frame 700 to be divided for multiple subframes, So, the battery tray (that is, every sub- pallet) of each battery bag may be mounted on corresponding subframe.Installed in battery bag Battery tray fastener hole can be offered on crossbeam 360.Crossbeam 360 is installed in battery bag can be arranged on floor panel 300 Lower surface, the upper surface of floor panel 300 can also be arranged on.Floor panel 300 is arranged on when installing crossbeam 360 in battery bag Upper surface when, can the corresponding position perforate on floor panel 300, so as to fastener can pass through floor panel 300 with It is connected to installation crossbeam 360 in battery bag.

Here, it can be to install the crossbeam or car that battery bag is set in addition crossbeam 360 to be installed in battery bag The intrinsic crossbeam of body structure (for example, front chair installation crossbeam).

In one embodiment, as shown in Fig. 1 Z, battery tray 610 includes two the first sub- pallets of split settings The sub- pallet 610B of 610A and second, are provided with a battery bag between front beam 210 and Floor rear crossbeam 230 and install crossbeam 360, the first sub- pallet 610A are connected with installing crossbeam 360 in front beam 210, longitudinal floor beam 110 and battery bag respectively, the second son Pallet 610B is connected with installing crossbeam 360, longitudinal floor beam 110 and Floor rear crossbeam 230 in battery bag respectively.

In the present embodiment, with reference to shown in figure 1U, front beam 210 can be formed as the groove-like structure of upward opening, and And including front beam bottom wall 211, the front beam front side wall 212 and front beam rear wall 213 that are oppositely arranged, front beam front side wall 212 top edge is formed with the front beam front side wall flange 210a extended in left-right direction, the top edge of front beam rear wall 213 Formed with the front beam rear wall flange 210b extended in left-right direction, front beam 210 passes through front beam front side wall flange 210a The lower surface of floor panel 300 is connected to front beam rear wall flange 210b.

Front beam 210 surrounds the substantially rectangular in cross section or trapezoidal cavity in cross section with floor panel 300, to strengthen body structure Collision resistance, contribute to reduce floor panel 300 collision deformation.The cavity that front beam 210 surrounds with floor panel 300 In reinforcement structure (such as welding metal plate) or filling CBS (composite reinforcing material) etc. can also be set, with horizontal before further being lifted Beam 210 bears the ability hit, and reduces the deformation quantity of front beam 210 in an impact.

As shown in Fig. 1 U, the end of front beam front side wall 212 could be formed with front beam front side wall end flange 210c, preceding The end of crossbeam rear wall 213 could be formed with front beam rear wall end flange 210d, and the end of front beam bottom wall 211 can be with Front beam bottom wall overlap edge 210e is extended outwardly to form, in order to which front beam 210 can be turned over by front beam front side wall end Side 210c, front beam rear wall end flange 210d and front beam bottom wall overlap edge 210e and longitudinal floor beam 110 or threshold internal plate 500 grades overlap.

In the present embodiment, as shown in Fig. 1 P, longitudinal floor beam 110 can be formed as the groove-like structure and bag of upward opening Include longitudinal floor beam madial wall 112 and longitudinal floor beam lateral wall 113 and connect the longitudinal floor beam madial wall 112 and the floor The longitudinal floor beam bottom wall 111 of longeron lateral wall 113.The top edge of longitudinal floor beam madial wall 112 formed with extending along the longitudinal direction Side flanging 110a in longitudinal floor beam, the top edge of longitudinal floor beam lateral wall 113 is formed with the longitudinal floor beam extended along the longitudinal direction Outer side flanging 110b, side flanging 110a and floor panel 300 lower surface overlap in longitudinal floor beam, the outer side flanging of longitudinal floor beam 110b and the inner panel bottom wall 502 of threshold internal plate 500 overlap, and the outer side flanging 110b of longitudinal floor beam position can be less than longitudinal floor beam Interior side flanging 110a position.

During when the conduct battery bag installation longeron of longitudinal floor beam 110 in use, in order to prevent side collision in battery tray 610 Battery be squeezed, in the present embodiment, as depicted in figure iM, the end of web beam 240 and 250 can prolong in the horizontal Longitudinal floor beam madial wall 112 is extended over, so as to ensure that the both ends of web beam 240 and 250 extend beyond the left and right two of battery Side.

As front beam 210, longitudinal floor beam 110, the three's connected mode of threshold internal plate 500 the first possible embodiment party Formula, as shown in Fig. 1 V to Fig. 1 X, the both ends of front beam 210 are respectively connecting to threshold internal plate 500, the front end of longitudinal floor beam 110 with Front beam 210 connects.

Specifically, the end of the front beam front side wall 212 of front beam 210 is formed with front beam front side wall end flange 210c, the end of front beam rear wall 213 is formed with front beam rear wall end flange 210d, the end of front beam bottom wall 211 Extend outwardly to form front beam bottom wall overlap edge 210e.Wherein, front beam front side wall end flange 210c and threshold internal plate 500 Inner panel side wall 503 overlap, front beam rear wall end flange 210d and the inner panel side wall 503 of threshold internal plate 500 overlap, preceding horizontal stroke Beam bottom wall overlap edge 210e and the inner panel bottom wall 502 of threshold internal plate 500 overlap, to ensure front beam 210 and threshold internal plate 500 Connection is not easy to fail, and so as to preferably scattered collision impact, avoids body structure from occurring significantly to deform.

The front end of longitudinal floor beam madial wall 112 is formed with longitudinal floor beam madial wall front end flange 110c, longitudinal floor beam bottom wall 111 front end extends forward to form longitudinal floor beam bottom wall overlap edge 110e.Wherein, side flanging 110a and preceding horizontal stroke in longitudinal floor beam The front beam rear wall flange 210b overlap joints of beam 210, longitudinal floor beam madial wall front end flange 110c and front beam 210 front beam Rear wall 213 overlaps, and longitudinal floor beam bottom wall overlap edge 110e and front beam 210 front beam bottom wall 211 overlap.

In this connected mode, any both of which in front beam 210, longitudinal floor beam 110 and threshold internal plate 500 has Annexation, therefore, when vehicle collides (such as frontal collision), the collision impact that front longitudinal 100 is subject to is transferred to Front beam 210, and longitudinal floor beam 110 and threshold internal plate 500 are transferred to by front beam 210, and in longitudinal floor beam 110 and threshold Plate 500 connects, and this connected mode enables collision impact to be more evenly dispersed at the link position of the three, carries Rise the collision resistance of link position.

The advantages of this connected mode, also resides in, and when frontal collision occurs for vehicle, the end of longitudinal floor beam 110 can be supported Front beam 210 is pushed up, avoids front beam 210 from being moved rearwards, extrudes the other elements of body structure, such as front beam 210 as electricity Installation crossbeam before the bag of pond is in use, this connected mode can protect the battery bag that crossbeam rear is installed before battery bag.Together Sample, when side collision occurs for vehicle, front beam 210 can support threshold internal plate 500, avoid threshold internal plate 500 from inwardly squeezing Pressure zone moves medial movement of the longitudinal floor beam 110 to body structure, to protect the other elements positioned at the inner side of longitudinal floor beam 110, example Such as longitudinal floor beam 110 as battery bag installation longeron in use, this connected mode can be protected positioned at battery bag installation longeron The battery bag of inner side, so as to avoid battery bag from lifting the collision safety performance of vehicle because crimp causes possible on fire.

As front beam 210, longitudinal floor beam 110, the three's connected mode of threshold internal plate 500 second of possible embodiment party Formula, as shown in Fig. 1 Y, the both ends of front beam 210 are connected to two longitudinal floor beams 110, and threshold internal plate 500 is connected to floor The outside of longeron 110 and it is arranged at intervals with front beam 210, i.e., front beam 210 and threshold internal plate 500 are connected to floor and indulged The both sides of beam 110.

Specifically, front beam front side wall flange 210a and side flanging 110a in longitudinal floor beam is overlapped, and front beam rear wall turns over Side 210b overlaps with side flanging 110a in longitudinal floor beam, front beam front side wall end flange 210c and longitudinal floor beam madial wall 112 Overlap joint, front beam rear wall end flange 210d overlap with longitudinal floor beam madial wall 112, front beam bottom wall overlap edge 210e and ground Plate longeron bottom wall 111 overlaps, and the outer side flanging 110b of longitudinal floor beam overlaps with inner panel bottom wall 502.

In this connected mode, when frontal collision occurs for vehicle, the collision impact that front longitudinal 100 is subject to is transferred to Front beam 210, and be transferred to successively in longitudinal floor beam 110 and threshold internal plate 500.

Fig. 2A is the top view according to the body structure of second of embodiment of the disclosure.Fig. 2 B are according to the disclosure The explosive view of the body structure of second of embodiment.The difference of second of the embodiment and the first embodiment of the disclosure Part is web beam with strengthening the connected mode of longeron.As shown in Figure 2 A and 2 B, in second of embodiment, strengthen Longeron 130 is located between web beam 240 and 250, and the both ends for strengthening longeron 130 are connected to web beam 240 and 250.

Specifically, in the present embodiment, as shown in Fig. 2 C and 2E, the both ends of reinforcement longeron 130 can have respectively to be added Strong longeron front end flange 130c and reinforcement longeron rear end flange 130d, strengthens longeron front end flange 130c and is taken with web beam 240 Connect, strengthen longeron rear end flange 130d and overlapped with web beam 250.

Fig. 3 A are the top views according to the body structure of the third embodiment of the disclosure.The third implementation of the disclosure The difference of mode and the first embodiment is the quantity of web beam.As shown in Figure 3A, in the third embodiment In, strengthen for two only connecting by a web beam 240 between longeron 130.Web beam and the connected mode for strengthening longeron Can be identical with the first embodiment, it will not be repeated here.

Fig. 4 A are the top views according to the body structure of the 4th kind of embodiment of the disclosure.4th kind of implementation of the disclosure The difference of mode and the first embodiment is the arrangement of two web beams.As shown in Figure 4 A, at the 4th kind In embodiment, strengthen longeron 130 for two and connected by two cross one another web beams 240 and 250.Web beam is with adding The connected mode of strong longeron can be identical with the first embodiment, will not be repeated here.As shown in Figure 4 A, each web beam Three sections can be divided into, two sections positioned at both ends can in left-right direction extend and are connected with strengthening longeron 130, and one positioned at centre Section can be on centrally disposed passage 300A and to tilt extension.

Fig. 5 A are the top views according to the body structure of the 5th kind of embodiment of the disclosure.Fig. 5 B are according to the disclosure The explosive view of the body structure of 5th kind of embodiment.Fig. 5 C are the body structures according to the 5th kind of embodiment of the disclosure In, strengthen the stereogram of longeron.5th kind of embodiment of the disclosure and the difference of the first embodiment are to strengthen The form of longeron.As shown in Figure 5 A to FIG. 5 C, in the 5th kind of embodiment, each longeron 130 of strengthening is included along the longitudinal direction Spaced two sections, i.e. preceding reinforcement longeron 130 I and rear reinforcement longeron 130 II, web beam 240 are strengthened before being connected to two Longeron 130 I, web beam 250 strengthen longeron 130 II after being connected to two.Web beam can with strengthening the connected mode of longeron With identical with the first embodiment, will not be repeated here.

In order to ensure to touch in experiment in Flank Pole, when the position of collision of rigid post in preceding reinforcement longeron 130 I and rear is strengthened indulging When between beam 130 II, preceding reinforcement longeron 130 I and/or it is rear strengthen longeron 130 II can abundant stress, in the present embodiment, Interval L between the preceding rear end for strengthening longeron 130 I and the rear front end for strengthening longeron 130 II is less than the diameter of rigid post, such as small In 254mm.

Preceding reinforcement longeron 130 I and rear longeron 130 II of strengthening can have various appropriate structures, and the disclosure is not done to this Limitation.In the present embodiment, as illustrated in fig. 5h, preceding reinforcement longeron 130 I can be formed as downwardly open groove-like structure, and And the preceding reinforcement side rail inner wall 130 I 2 including being oppositely arranged and preceding reinforcement longeron lateral wall 130 I 3, and before connection is described plus Strong side rail inner wall 130 I 2 and the preceding preceding reinforcement longeron roof 130 I 1 for strengthening longeron lateral wall 130 I 3, preceding reinforcement side rail inner The lower edge of wall 130 I 2 is formed with the preceding a of reinforcement side rail inner flange 130 I, the preceding lower edge shape for strengthening longeron lateral wall 130 I 3 Cheng Youqian strengthens the outer b of side flanging 130 I of longeron.

Wherein, the preceding upper surface for strengthening a of side rail inner flange 130 I and floor panel 300 overlaps, on the outside of preceding reinforcement longeron The b of flange 130 I overlaps with inner panel roof 501, and the preceding position for strengthening the outer b of side flanging 130 I of longeron can be higher than preceding strengthen in longeron The a of side flanging 130 I position.

Similarly, to strengthen longeron 130 II afterwards can be formed as downwardly open groove-like structure, and including being oppositely arranged Strengthen side rail inner wall 130 II 2 and rear reinforcement longeron lateral wall 130 II 3 afterwards, and strengthen side rail inner wall 130 II 2 after connection With the rear reinforcement longeron roof 130 II 1 of rear reinforcement longeron lateral wall 130 II 3, the rear lower edge for strengthening side rail inner wall 130 II 2 Formed with the rear a of reinforcement side rail inner flange 130 II, the rear lower edge for strengthening longeron lateral wall 130 II 3 is formed with rear reinforcement longeron The outer b of side flanging 130 II.

Wherein, the upper surface for strengthening a of side rail inner flange 130 II and floor panel 300 afterwards overlaps, and strengthens longeron after described The outer b of side flanging 130 II overlaps with inner panel roof 501, and the rear position for strengthening the outer b of side flanging 130 II of longeron is strengthened after being higher than The a of side rail inner flange 130 II position.

It is similar with the first embodiment, in the present embodiment, as illustrated in figure 5f, first paragraph flange 300B1 outside Edge 300B11 strengthens the outer b of side flanging 130 I of the longeron b1 of outward flange 130 I and strengthens the outer side flanging of longeron after protruding from before protruding from The 130 II b b1 of outward flange 130 II, the preceding outer b of side flanging 130 I of longeron, first paragraph flange 300B1 and the threshold internal plate 500 strengthened The stacking of inner panel roof 501 3 is welded together, rear to strengthen the longeron outer b of side flanging 130 II, first paragraph flange 300B1 and threshold internal plate 500 stacking of inner panel roof 501 3 is welded together.

Fig. 6 A are the top views according to the body structure of the 6th kind of embodiment of the disclosure.Fig. 6 B are according to the disclosure The explosive view of the body structure of 6th kind of embodiment.Fig. 6 C are the body structures according to the 6th kind of embodiment of the disclosure In, strengthen the stereogram of longeron.

6th kind of embodiment of the disclosure is the form of reinforcement longeron with second of embodiment difference.Such as figure Shown in 6A to Fig. 6 C, in the 6th kind of embodiment, each longeron 130 of strengthening includes spaced two sections along the longitudinal direction, That is, preceding reinforcement longeron 130 I and rear reinforcement longeron 130 II, web beam 240 strengthen longeron 130 I before being connected to two, strengthen horizontal Beam 250 strengthens longeron 130 II after being connected to two.

6th kind of embodiment of the disclosure is that web beam is indulged with strengthening with the difference of the 5th kind of embodiment The connected mode of beam.As shown in Fig. 6 A to Fig. 6 C, in the 6th kind of embodiment, strengthen the front end connection of longeron 130 I before two The rear end for strengthening longeron 130 II after web beam 240, two is connected to web beam 250.

In the present embodiment, as shown in Fig. 6 C and Fig. 6 E, before the preceding front end for strengthening longeron 130 I has preceding reinforcement longeron The c of flange 130 I is held, strengthens strengthening the c of longeron rear end flange 130 II, preceding reinforcement longeron front end after the rear end of longeron 130 II has afterwards The c of flange 130 I is connected to preceding web beam 240, and the rear c of longeron rear end flange 130 II that strengthens is connected to rear web beam 250.

Fig. 7 A are the top views according to the body structure of the 7th kind of embodiment of the disclosure.7th kind of implementation of the disclosure Difference in mode with the 5th kind of embodiment is, will by a web beam 240 in the 7th kind of embodiment Strengthen longeron 130 I before two to connect and connect longeron 130 II is strengthened after two.That is, web beam 240 were both connected with strengthening longeron 130 I before two, and were connected with strengthening longeron 130 II after two.

Fig. 8 A are the top views according to the body structure of the 8th kind of embodiment of the disclosure.Fig. 8 B are according to the disclosure The upward view of the body structure of 8th kind of embodiment.Fig. 8 C are the body structures according to the 8th kind of embodiment of the disclosure Explosive view.As shown in Fig. 8 A to Fig. 8 C, according to the body structure of the 8th of the disclosure the kind of embodiment include floor panel 300, Floor reinforcing plate 80 and two threshold internal plates 500, two threshold internal plates 500 are separately positioned on the left and right of the floor panel 300 Both sides, floor reinforcing plate 80 are covered on the floor panel 300, and the left and right sides of the floor reinforcing plate 80 is connected to institute State two threshold internal plates 500.Floor reinforcing plate 80 forms threshold bracing structure, with the threshold internal plate of the support left and right sides 500。

Difference in 8th kind of embodiment of the disclosure with the first seven kind embodiment is, in the 8th kind of embodiment party In formula, two threshold internal plates 500 are connected by floorboard reinforcing plate 80.When side collision occurs for vehicle, pass through The threshold bracing structure formed by floor reinforcing plate 80, impact force can directly be transmitted from the threshold internal plate 500 of side Threshold internal plate 500 to opposite side so that floor panel 30 is not involved in substantially or less participation collision power transmission and energy-absorbing, so as to The transversely deforming of threshold internal plate 500 and floor panel 300 is enough substantially reduced, prevents that occupant is injured and is laid in floor panel 30 The battery bag of lower section is damaged.

Floor reinforcing plate 80 can be arranged in any appropriate lengthwise position.In the present embodiment, floor reinforcing plate 80 It can be generally corresponded in the transverse direction with B posts 800.Because B posts 800 are connected in threshold internal plate 500, therefore floor is added Strong plate 80 is arranged on the position generally corresponded to B posts 800, and targetedly threshold internal plate 500 can be connected with B posts 800 Part strengthened, so as to more effectively reduce intrusion from B posts 800 to indoor direction deformation.

In the present embodiment, the leading edge of floor reinforcing plate 80 can be located at the leading edge 50A of B posts 800 front, ground The back edge of plate reinforcing plate 80 can be located between leading edge 801 and the back edge 802 of B posts 800.The width of floor reinforcing plate 80 (size in the vehicle longitudinal direction) for example can be 300~500mm.

In the disclosure, in order to improve the installation strength of front chair, the security of occupant sat on front chair is ensured, Front chair mount point can be provided with floor reinforcing plate 80, that is to say, that front chair may be mounted in floor reinforcing plate 80.

Floor reinforcing plate 80 can have a various appropriate structures, and the disclosure is without limitation.In some embodiments In, as shown in Fig. 8 C and Fig. 8 E, floor reinforcing plate 80 includes main part 81 and forms the connecting portion in the left and right sides of main part 81 82, main part 81 is formed generally as rectangular plate-like structure and is adapted with the shape of cross section of floor panel 300, the shape of connecting portion 82 As the bar shaped platy structure extended along the longitudinal direction, main part 81 is located at the top of floor panel 300, and connecting portion 82 is connected to The upper surface of the threshold internal plate 500, main part 81 are connected to floor panel 300, and the thickness of main part 81 is more than connecting portion 82 Thickness.Specifically, main part 81 can rivet or bolt connection is in floor panel 300, and connecting portion 82 can rivet or bolt It is connected to threshold internal plate 500.

As shown in Figure 8 C, for the ease of being connected with threshold internal plate 500, the left and right sides of floor panel 300 can have ground Plate face plate flange 300B.Generally, in order to prevent indoor water inlet, it is necessary between floor panel flange 300B and threshold internal plate 500 Apply fluid sealant.In the present embodiment, because connecting portion 82 is covered in threshold internal plate 500, for the ease of applying fluid sealant, such as scheme Shown in 8G, floor panel flange 300B can include with strengthen the position correspondence of longeron 130 first paragraph flange 300B1, positioned at the The second segment flange 300B2 in one section of flange 300B1 front and the 3rd section of flange positioned at first paragraph flange 300B1 rear 300B3.As depicted in figs. 8 e and 8f, first paragraph flange 300B1 cross section is L-shaped, first paragraph flange 300B1 outward flange 300B11 protrudes from the outward flange 82A of connecting portion 82, and connecting portion 82, first paragraph flange 300B1 and threshold internal plate 500 are connected to one Rise, first paragraph flange 300B1 is between connecting portion 82 and threshold internal plate 500.In such a case, it is possible to fluid sealant is coated in Between first paragraph flange 300B1 outward flange 300B11 and the upper surface 11B of threshold internal plate 500.Second segment flange 300B2 and Three sections of flange 300B3 cross section can be in " one " font, and second segment flange 300B2 and the 3rd section of flange 300B3 can be connected In the inner panel side wall 503 of threshold internal plate 500.

According to another aspect of the present disclosure, there is provided a kind of vehicle, the vehicle have body structure as above.

The body structure assembly of the disclosure is applicable not only to electric vehicle, is also applied for regular fuel vehicle.The disclosure Body structure, in addition to it can be used for protecting battery bag, it can also play a part of strengthening vehicle body, increase occupant's living space.

Embodiment of the present disclosure is described in detail above in association with accompanying drawing, still, the disclosure is not limited to above-mentioned embodiment party Detail in formula, in the range of the technology design of the disclosure, a variety of simple changes can be carried out to the technical scheme of the disclosure Type, these simple variants belong to the protection domain of the disclosure.For example, although the quantity for only listing web beam above is one The individual and situation of two, but it should be readily apparent to one skilled in the art that the quantity of web beam can also be multiple.

It is further to note that described each particular technique feature in the respective embodiments described above, in not contradiction In the case of, it can be combined by any suitable means.In order to avoid unnecessary repetition, the disclosure is to various possibility Combination no longer separately illustrate.

In addition, it can also be combined between a variety of embodiments of the disclosure, as long as it is without prejudice to originally Disclosed thought, it should equally be considered as disclosure disclosure of that.

Claims (10)

1. a kind of body structure, it is characterised in that including floor panel (300), floor reinforcing plate (80) and two threshold internal plates (500), described two threshold internal plates (500) are separately positioned on the left and right sides of the floor panel (300), and the floor is strengthened Plate (80) is covered on the floor panel (300), is connected at left and right sides of the floor reinforcing plate (80) described two Threshold internal plate (500).

2. body structure according to claim 1, it is characterised in that the floor reinforcing plate (80) is with B posts (800) in car Transverse direction on generally correspond to.

3. body structure according to claim 1, it is characterised in that the threshold internal plate (500) is formed as open out Groove-like structure, and inner panel roof (501) and inner panel bottom wall (502) including being oppositely arranged, and the connection inner panel top The inner panel side wall (503) of wall (501) and inner panel bottom wall (502),

The floor reinforcing plate (80) includes main part (81) and forms the connecting portion in the left and right sides of the main part (81) (82), the main part (81) is formed as rectangular plate-like structure, and the connecting portion (82) is formed as the bar extended along the longitudinal direction Shape platy structure, the main part (81) are located at the top of the floor panel (300), and the connecting portion (82) is connected to described Inner panel roof (501).

4. body structure according to claim 3, it is characterised in that the main part (81) is connected to the floor panel (300)。

5. body structure according to claim 4, it is characterised in that the left and right sides of the floor panel (300) has Floor panel flange (300B), the floor panel flange (300B) include the with described reinforcement longeron (130) position correspondence One section of flange (300B1), the cross section of the first paragraph flange (300B1) is L-shaped, the connecting portion (82), described first Section flange (300B1) and the threshold internal plate (500) link together, the outward flange of the first paragraph flange (300B1) (300B11) protrudes from the outward flange (82A) of the connecting portion (82).

6. body structure according to claim 1, it is characterised in that the body structure also includes longitudinal floor beam (110), The longitudinal floor beam (110) is located at the lower section of the floor panel (300), and the side of the longitudinal floor beam (110) is connected to institute Threshold internal plate (500) is stated, opposite side is connected to the lower surface of the floor panel (300).

7. body structure according to claim 6, it is characterised in that the threshold internal plate (500) is formed as open out Groove-like structure, and inner panel roof (501) and inner panel bottom wall (502) including being oppositely arranged, and the connection inner panel top The inner panel side wall (503) of wall (501) and inner panel bottom wall (502),

The longitudinal floor beam (110) has side flanging (110a) and the outer side flanging (110b) of longitudinal floor beam in longitudinal floor beam, described The lower surface of side flanging (110a) and the floor panel (300) overlaps in longitudinal floor beam, the outer side flanging of the longitudinal floor beam (110b) overlaps with the inner panel bottom wall (502).

8. body structure according to claim 6, it is characterised in that the longitudinal floor beam (110) is that battery bag installation is vertical Beam.

9. a kind of vehicle, it is characterised in that including the body structure according to any one of claim 1-8.

10. vehicle according to claim 9, it is characterised in that the vehicle includes front chair, and the front chair is arranged on On the floor reinforcing plate (80).