WO2018040851A1

WO2018040851A1 - Vehicle

Info

Publication number: WO2018040851A1
Application number: PCT/CN2017/096039
Authority: WO
Inventors: 邓银浩; 廖耀青
Original assignee: 比亚迪股份有限公司
Priority date: 2016-09-05
Filing date: 2017-08-04
Publication date: 2018-03-08
Also published as: CN206086908U

Abstract

Provided is a vehicle, comprising: a floor (1), a middle part in a transverse direct and a rear part in a longitudinal direction of the floor (1) respectively protruding upward so as to define a longitudinal groove (11) extending in the longitudinal direction and a transverse groove (12) extending in the transverse direction; a battery tray (2), the battery tray (2) being located below the floor (1) and connected to the floor (1); a longitudinal battery module (3) and a transverse battery module (4), the longitudinal battery module (3) and the transverse battery module (4) being respectively arranged on the battery tray (2) and respectively located in the longitudinal groove (11) and the transverse groove (12); and a rear middle seat (5), the rear middle seat (5) being located above the transverse groove (12). According to the vehicle, on one hand, the usage of an arrangement space can be maximized, and on the other hand, the passenger comfort of the rear middle seat can be increased.

Description

vehicle

Technical field

The present disclosure relates to a vehicle.

Background technique

In the related art, in order to place a power battery, a T-shaped cross member is disposed on a chassis of the vehicle, and the T-shaped cross member is formed by a rectangular profile connection, and has a space in which a battery module is placed inside. The battery module is composed of a battery frame and a battery. The battery frame is a rectangular frame structure made of a hollow circular profile or a hollow rectangular profile. The battery frame is fixedly mounted with a battery, and the T-shaped beam is arranged in the middle of the rear row. Chair. Therefore, on the one hand, the T-shaped beam has a complicated structure and a large weight, which leads to an increase in the cost and weight of the vehicle, and does not meet the lightweight design requirements of the vehicle. On the other hand, the T-shaped beam occupies the space of the rear central seat. This results in a small seat space in the middle of the rear row, which reduces passenger comfort.

Public content

The present disclosure aims to solve at least one of the technical problems in the related art to some extent. To this end, the present disclosure proposes a vehicle having a battery module that is arranged to avoid encroachment of the rear passenger seat and the trunk.

A vehicle according to an embodiment of the present disclosure includes: a floor, a lateral middle portion of the floor protruding upward to define a longitudinal groove extending longitudinally along the floor, the longitudinal rear portion of the floor protruding upward to define a lateral extension along the floor a horizontal groove; a battery tray, the battery tray is located below the floor and connected to the floor; a longitudinal battery module, the vertical battery module is disposed on the battery tray and located in the longitudinal groove a lateral battery module disposed on the battery tray and located in the lateral groove; and a rear middle seat, the rear middle seat being located in the lateral groove Above.

According to the vehicle of the embodiment of the present disclosure, the battery module can rationally utilize the space under the floor on the one hand, so that the battery module can maximize the use of the arrangement space, and on the other hand, can reduce the encroachment of the battery module to the rear seat and the trunk. Therefore, it is possible to improve the ride comfort of passengers on the middle seat in the rear row.

In addition, the vehicle according to an embodiment of the present disclosure may also have the following additional technical features.

In some examples of the disclosure, the vertical battery module includes: a first sub-module and a second sub-module, where the second sub-module is located in the first sub-module and the horizontal battery module The height of the second sub-module is smaller than the height of the first sub-module and the lateral battery module, so that the floor forms a foot placement area for the middle passenger in the rear row.

In some examples of the present disclosure, a sealing cover is disposed under the floor, and the sealing cover is disposed on the vertical battery module and the lateral battery module and connected to the battery tray.

In some examples of the present disclosure, the left and right sides of the longitudinal groove are respectively provided with a left middle longitudinal beam and a right middle longitudinal beam connected to the floor, and the battery tray is respectively associated with the left middle longitudinal beam and The right middle longitudinal beams are connected.

In some examples of the present disclosure, the left and right sides of the lateral groove are respectively provided with a left rear side rail and a right rear side rail connected to the floor, and the battery tray is respectively associated with the left rear side member and The right rear side members are connected.

In some examples of the present disclosure, the vehicle further includes: a muffler disposed adjacent to the right middle rail, and a minimum gap between the muffler and the right center rail is 30 mm.

In some examples of the disclosure, the vehicle further includes a fuel tank disposed rearward of the lateral groove.

In some examples of the present disclosure, the front side of the longitudinal groove is also provided with a distribution box.

In some examples of the present disclosure, the battery tray includes: a main board and a reinforcing plate disposed under the vertical battery module and the lateral battery module and configured to support the vertical battery module and The lateral battery module is fixedly connected to the left and right sides of the main board.

In some examples of the disclosure, the distance of the battery tray to the ground is between 110 mm and 130 mm.

DRAWINGS

1 is a bottom view of a vehicle in accordance with an embodiment of the present disclosure;

2 is a side view of a vehicle in accordance with an embodiment of the present disclosure;

3 is a cross-sectional view of a vehicle showing a connection relationship between a floor and a battery tray, according to an embodiment of the present disclosure.

Reference mark:

Vehicle 100;

Floor 1; longitudinal groove 11; lateral groove 12; foot placement area 13;

Left middle longitudinal beam 14; right middle longitudinal beam 15; left rear longitudinal beam 16; right rear longitudinal beam 17;

Battery tray 2; main board 21; reinforcing board 22;

Longitudinal battery module 3; first sub-module 31; second sub-module 32;

Horizontal battery module 4; rear middle seat 5;

Sealing cover 6; muffler 7; oil tank 8; distribution box 9.

detailed description

Embodiments of the present disclosure are described in detail below, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative, and are not intended to be construed as limiting.

A vehicle 100 according to an embodiment of the present disclosure will be described in detail below with reference to the accompanying drawings.

The vehicle 100 according to an embodiment of the present disclosure may include: a floor 1, a battery tray 2, a vertical battery module 3, and a horizontal electric Pool module 4 and rear middle seat 5. The floor panel 1 can be coupled between the front frame assembly and the rear frame assembly, and the lateral middle portion and the longitudinal rear portion of the floor panel 1 respectively protrude upward to define a longitudinal groove 11 extending in the longitudinal direction and a lateral direction extending in the lateral direction, respectively. The groove 12 has a lateral direction, that is, a left-right direction shown in FIG. 1, and a longitudinal direction, that is, a front-rear direction shown in FIG. The lateral middle portion of the floor 1 refers to the intermediate portion of the floor panel 1 in the left-right direction, and the longitudinal rear portion of the floor panel 1 refers to the rear side region of the floor panel 1 in the front-rear direction. The lower ends of the longitudinal grooves 11 and the lateral grooves 12 are open, which facilitates the placement of the battery module. The transverse groove 12 and the longitudinal groove 11 communicate with each other.

The battery tray 2 is located below the floor 1 and connected to the floor 1. The vertical battery module 3 and the lateral battery module 4 are respectively disposed on the battery tray 2, and the vertical battery module 3 and the lateral battery module 4 are respectively located in the longitudinal grooves. 11 and the lateral groove 12. The longitudinal direction of the longitudinal battery module 3 is the front-rear direction, and the extending direction of the lateral battery module 4 is the left-right direction, so that the vertical battery module 3 is adapted to be placed in the longitudinal groove 11, and the lateral battery module 4 is adapted to be placed in the lateral direction. Inside the groove 12.

As shown in FIG. 2, the rear middle seat 5 can be located above the lateral groove 12. Therefore, on the one hand, the battery module can reasonably utilize the space under the floor 1, so that the battery module can maximize the use of the arrangement space, and on the other hand, can reduce the encroachment of the battery module to the rear seat and the trunk. Thereby, the ride comfort of the passenger on the rear center seat 5 can be improved.

Specifically, as shown in FIG. 2 , the vertical battery module 3 includes: a first sub-module 31 and a second sub-module 32 , and the second sub-module 32 is located in the first sub-module 31 and the lateral battery module 4 . Meanwhile, the height of the second sub-module 32 is smaller than the heights of the first sub-module 31 and the lateral battery module 4, so that the floor 1 forms the foot placement area 13 for the middle passenger in the rear row. For example, the first sub-module 31 can have a two-layer structure, the second sub-module 32 has a single-layer structure, and the lateral battery module 4 can have a two-layer structure, so that the height of the second sub-module 32 is significantly lower than that of the first The height of the sub-module 31 and the lateral battery module 4, the floor 1 can be recessed downward at the second sub-module 32 to form a foot placement area 13 for the rear central passenger, so that the rear passenger's foot in the middle The portion can be placed in the foot placement area 13, thereby improving the comfort of the passengers in the middle of the rear row. In some embodiments of the present invention, the height of the second sub-module 32 is lower than the height of the first sub-module 31 by 100 mm - 150 mm, so that the space for placing the foot of the middle passenger in the rear row can be ensured.

Further, as shown in FIG. 2, the front side of the longitudinal groove 11 may be provided with a distribution box 9, that is, the distribution box 9 is disposed on the front side of the longitudinal battery module 3. Specifically, the power distribution box 9 is disposed on the front side of the first sub-module 31, and the front end of the power distribution box 9 can be provided with a quick-connecting port, and the quick-connecting socket and the high-voltage line in the cabin can be quickly plugged, which can facilitate assembly and Overhaul.

As shown in FIG. 3, a sealing cover 6 is disposed under the floor 1, and the sealing cover 6 is disposed on the vertical battery module 3 and the lateral battery module 4, and is connected to the battery tray 2. The sealing cover 6 may be a plastic cover made of a resin material, and the sealing cover 6 may be assembled at the upper edge of the battery tray 2 by bolts, and the sealing cover 6 may reach a corresponding sealing level by the sealing material, thereby ensuring the correctness The sealing reliability of the battery module can prevent other components from approaching the battery module Group, thereby ensuring the operational reliability of the battery module.

Further, as shown in FIG. 3, the battery tray 2 includes a main board 21 and a reinforcing board 22, and the main board 21 is located below the vertical battery module 3 and the lateral battery module 4 and supports the vertical battery module 3 and the lateral battery module. In the group 4, the reinforcing plates 22 are fixedly connected to the left and right sides of the main board 21. The edges of the left and right sides of the main board 21 are convex upward to constitute the upper edge of the battery tray 2, in other words, the edges of the left and right sides of the main board 21 are connected to the sealing cover 6. The reinforcing plates 22 are fixedly connected to the edges of the left and right sides of the main board 21 to effectively strengthen the structural strength of the main board 21, whereby the main board 21 can better support the battery module to ensure the reliability of the battery module. The battery tray 2 can be made of steel. Additionally, in some embodiments of the present disclosure, to ensure a minimum ground clearance of the vehicle 100, the distance of the battery tray 2 to the ground may be between 110 mm and 130 mm.

According to an embodiment of the present disclosure, as shown in FIGS. 1 and 3, the left and right sides of the longitudinal groove 11 are respectively provided with a left middle longitudinal beam 14 and a right middle longitudinal beam 15 connected to the floor 1, and the battery tray 2 is respectively The left middle longitudinal beam 14 and the right middle longitudinal beam 15 are connected. The left middle longitudinal beam 14 and the right middle longitudinal beam 15 can effectively strengthen the structural strength of the floor 1, and the left middle longitudinal beam 14 and the right middle longitudinal beam 15 can also protect the battery module at least to some extent, thereby Extend the life of the battery module. In some embodiments of the present disclosure, as shown in FIG. 1 , the vehicle 100 may be a hybrid vehicle, and the vehicle 100 may further include: a muffler 7 of the exhaust system, the muffler 7 is disposed adjacent to the right center rail 15 , and the muffler The minimum clearance between 7 and the right center rail 15 is 30 mm. By controlling the minimum gap between the muffler 7 and the right center rail 15, the heat at the muffler 7 can be prevented from being transmitted to the battery module, so that the operating temperature of the battery module can be ensured. In some embodiments of the present disclosure, the other side of the muffler 7 may be provided with a right front side rail that extends forwardly and is coupled to the front frame assembly.

In some embodiments of the present disclosure, as shown in FIG. 1, the left and right sides of the lateral groove 12 are respectively provided with a left rear longitudinal beam 16 and a right rear longitudinal beam 17 connected to the floor 1, respectively, the battery tray 2 and the left side respectively The rear side member 16 and the right rear side member 17 are connected. The left rear side rail 16 and the right rear side rail 17 can effectively strengthen the structural strength of the floor panel 1, and the left rear side rail 16 and the right rear side rail 17 can also protect the battery module at least to some extent, thereby Extend the life of the battery module. The left rear side rail 16 and the right rear side rail 17 can extend rearwardly and connect to the rear frame assembly.

In some embodiments of the present disclosure, as shown in FIG. 1 , the vehicle 100 may further include a fuel tank 8 that is disposed behind the lateral groove 12 . By properly arranging the positions of the battery module and the fuel tank 8, the space arrangement of the vehicle 100 is reasonable, and the center of gravity of the vehicle 100 is reasonable, so that the running stability of the vehicle 100 can be ensured.

According to the vehicle 100 of the embodiment of the present disclosure, on the one hand, the battery module can utilize the space under the floor 1 reasonably, so that the battery module can maximize the use of the arrangement space, and on the other hand, the battery module can be reduced to the rear seat and The encroachment of the trunk can improve the ride comfort of the passengers on the rear center seat 5.

In the description of the present specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" and the like means a specific feature described in connection with the embodiment or example. A structure, material, or feature is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representation of the above terms does not necessarily require a needle The same is true for the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. In addition, various embodiments or examples described in the specification, as well as features of various embodiments or examples, may be combined and combined.

While the embodiments of the present disclosure have been shown and described above, it is understood that the foregoing embodiments are illustrative and are not to be construed as limiting the scope of the disclosure The embodiments are subject to variations, modifications, substitutions and variations.

Claims

A vehicle characterized by comprising:

a floor, the lateral middle portion of the floor projecting upwardly to define a longitudinal groove extending longitudinally of the floor, the longitudinal rear portion of the floor projecting upwardly to define a lateral groove extending laterally along the floor;

a battery tray, the battery tray being located below the floor and connected to the floor;

a longitudinal battery module, the longitudinal battery module is disposed on the battery tray and located in the longitudinal groove;

a lateral battery module disposed on the battery tray and located in the lateral groove;

A rear middle seat, the rear middle seat being located above the lateral groove.
The vehicle according to claim 1, wherein the vertical battery module comprises: a first sub-module and a second sub-module, wherein the second sub-module is located in the first sub-module and the Between the lateral battery modules, the height of the second sub-module is smaller than the height of the first sub-module and the lateral battery module, so that the floor forms a foot for the passenger in the middle of the rear row. Place the area.
The vehicle according to claim 1 or 2, wherein a sealing cover is disposed under the floor, and the sealing cover is disposed on the vertical battery module and the lateral battery module and is The battery trays are connected.
The vehicle according to any one of claims 1 to 3, characterized in that the left and right sides of the longitudinal groove are respectively provided with a left middle longitudinal beam and a right middle longitudinal beam connected to the floor, A battery tray is coupled to the left mid-span and the right middle rail, respectively.
The vehicle according to claim 4, wherein left and right sides of the lateral groove are respectively provided with a left rear longitudinal beam and a right rear longitudinal beam connected to the floor, and the battery tray is respectively associated with the The left rear side rail is connected to the right rear side rail.
A vehicle according to claim 4 or 5, further comprising: a muffler disposed adjacent to said right center rail, a minimum gap between said muffler and said right center rail It is 30mm.
A vehicle according to any one of claims 1 to 6, further comprising: a fuel tank, the fuel tank being disposed behind the lateral groove.
A vehicle according to any one of claims 1 to 7, wherein the front side of the longitudinal groove is further provided with a distribution box.
The vehicle according to any one of claims 1 to 8, wherein the battery tray comprises: a main board and a reinforcing plate, the main board being located below the vertical battery module and the lateral battery module and The utility model is configured to support the vertical battery module and the horizontal battery module, and the reinforcing plates are fixedly connected to left and right sides of the main board.
A vehicle according to any one of claims 1 to 9, wherein the distance of the battery tray to the ground is between 110 mm and 130 mm.