CN110435766A - A modular frame - Google Patents

Abstract

The invention discloses a modular vehicle frame, which comprises a first longitudinal beam module, a second longitudinal beam module, a drive axle beam module and more than two battery support modules, and the first longitudinal beam module and the second longitudinal beam module are arranged facing away from each other , the drive axle beam module is arranged between the first longitudinal beam module and the second longitudinal beam module, since the drive axle beam module is arranged between the first longitudinal beam module and the second longitudinal beam module, it can be used to carry the vehicle axle, and According to the difference in the number of axles of the vehicle, the lengths of the first longitudinal beam module and the second longitudinal beam module can be changed as required, so as to arrange a corresponding number of drive axle beam modules, and the battery support module is arranged on the outer side of the longitudinal beam module, so Also, according to the number of axles of the vehicle, the battery of the corresponding specification can be selected, and the battery bracket module can be arranged according to the size of the battery. , has good practicability.

Description

A modular frame

technical field

The invention relates to the technical field of special vehicle engineering, in particular to a modular vehicle frame.

Background technique

The frame is the load-bearing base of the car, supporting all the relevant parts of the sprung mass, and at the same time bearing the force and moment transmitted to it by various parts. Nowadays, the car is vigorously developing hybrid power and all-electric drive. The frame has more than the original bearing parts. A power battery is required.

At present, in the design and production process of the new energy off-road vehicle frame, there are shortcomings such as low degree of generalization, long development cycle, high production cost, and difficult assembly. In addition, under the new form of hybrid power and all-electric drive vigorously developed in the automotive industry , The battery is installed at the bottom of the vehicle frame, which is not conducive to the installation and maintenance of the battery, and brings hidden dangers to personnel safety.

Contents of the invention

The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a modular vehicle frame with a high degree of generalization and low assembly difficulty, which can facilitate the installation of batteries at the bottom of the frame for hybrid and all-electric vehicles.

In order to achieve the above object, the present invention adopts the following technical solutions:

An embodiment of the present invention provides a modular vehicle frame, including a first longitudinal beam module, a second longitudinal beam module, a drive axle beam module and more than two battery support modules, wherein:

The first longitudinal beam module and the second longitudinal beam module are arranged opposite to each other;

The drive axle beam module is arranged between the first longitudinal beam module and the second longitudinal beam module, and the drive axle beam module is connected with the first longitudinal beam module and the second longitudinal beam module;

The battery support modules are divided into two groups, one set of battery support modules is arranged outside the first longitudinal beam module, and the other group of battery support modules is arranged outside the second longitudinal beam module.

Optionally, there are multiple drive axle beam modules, and multiple drive axle beam modules are arranged in sequence along the length direction of the vehicle frame.

Optionally, the modular frame further includes a non-driving axle beam module, the non-driving axle beam module is arranged between the first longitudinal beam module and the second longitudinal beam module, and the non-driving axle beam module is connected to the first longitudinal beam module, The second stringer module is connected.

Optionally, the modular vehicle frame also includes a steering beam module. The steering beam module includes a beam rod, a steering oil cylinder support and two mounting seats. Both ends of the beam rod are connected with a mounting seat, and the two mounting seats are respectively arranged on The bottoms of the first longitudinal beam module and the second longitudinal beam module, and the steering oil cylinder support are fixedly arranged on the cross beam rod.

Optionally, the modular vehicle frame also includes a reinforced beam module, the reinforced beam module includes a reinforcing bar and two fixing seats, both ends of the reinforcing bar are connected between a fixing seat, and the two fixing seats are respectively connected to the first longitudinal beam module and the inner side walls of the second longitudinal beam module are connected.

Optionally, the modular vehicle frame further includes a partial reinforcing plate, which is arranged on the outer side of the first longitudinal beam module and/or the second longitudinal beam module, the partial reinforcing plate is a channel-shaped plate, and the opening of the partial reinforcing plate faces The first stringer module and/or the second stringer module.

Optionally, the modular vehicle frame also includes a front beam, the front beam is fixedly arranged at one end of the first longitudinal beam module and the second longitudinal beam module, and the vehicle front beam is connected with the first longitudinal beam module and the second longitudinal beam module connected, the front beam is a channel-shaped plate, and the opening of the front beam faces the first longitudinal beam module and the second longitudinal beam module.

Optionally, the drive axle beam module includes a first mounting plate, a second mounting plate, a drive axle beam and two beam connecting rods, wherein:

The first mounting plate and the second mounting plate are relatively arranged, and the first mounting plate and the second mounting plate are provided with driving axle mounting holes, and the driving axle mounting holes are coaxially arranged;

The drive axle beam and the beam connecting rod are fixedly arranged between the first mounting plate and the second mounting plate;

The drive axle beam is arranged above a beam connecting rod.

Optionally, the battery support module includes a battery support rod and a connecting rod, the battery support rod includes a first rod segment and a second rod segment, the first rod segment and the second rod segment are perpendicular to each other, and the first rod segment is vertically arranged Outside the beam module, the second pole section is arranged horizontally and extends away from the longitudinal beam module. One end of the connecting rod is fixedly connected to the first pole section, and the other end of the connecting rod is fixedly connected to the second pole section.

The present invention provides a modular vehicle frame, since the transom module of the drive axle is arranged between the first longitudinal beam module and the second longitudinal beam module, it can be used to carry the vehicle axle, and according to the number of axles of the vehicle, it can be used according to It is necessary to change the lengths of the first longitudinal beam module and the second longitudinal beam module, so as to arrange a corresponding number of drive axle beam modules, and the battery support module is arranged on the outer side of the longitudinal beam module, so it can also be based on the number of axles of the vehicle. Selecting the battery of the corresponding specification and arranging the battery bracket module according to the size of the battery can adapt to different models of vehicles. It has a high degree of generalization and low assembly difficulty. It can easily install the battery at the bottom of the frame and has good practicability.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those skilled in the art, other drawings can also be obtained based on these drawings without creative effort.

Fig. 1 is a schematic diagram of the axial side structure of the modular vehicle frame in Embodiment 1 of the present invention;

Fig. 2 is a schematic diagram of the axial side structure of the modular vehicle frame in Embodiment 2 of the present invention;

Fig. 3 is a schematic top view of the modular vehicle frame in Embodiment 2 of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

It will be understood that, although the terms "first", "second", etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another.

It will be understood that although "rod" is used herein to describe various elements, these elements should not be limited to "rod". "Rod" is only used to limit the external shape of these elements to be rod-shaped, and its internal structure can be set according to actual needs, such as pipeline structure.

Embodiment one

Figure 1 is a schematic diagram of the axial structure of the modular vehicle frame in Embodiment 1 of the present invention. As shown in Figure 1, a modular vehicle frame provided in this embodiment includes a first longitudinal beam module 1, a second longitudinal beam module 2. The drive axle beam module 3 and more than two battery support modules 7, wherein the first longitudinal beam module 1 and the second longitudinal beam module 2 are arranged opposite to each other, specifically, the first longitudinal beam module 1 and the second longitudinal beam module 2 are U-shaped in section, and the U-shaped openings of the first longitudinal beam module 1 and the second longitudinal beam module 2 are facing away from each other, that is, facing the two outer parts of the vehicle frame respectively.

Further, the drive axle beam module 3 is arranged between the first longitudinal beam module 1 and the second longitudinal beam module 2 , and the drive axle beam module 3 is connected with the first longitudinal beam module 1 and the second longitudinal beam module 2 . Specifically, the drive axle beam module 3 includes a first mounting plate 31, a second mounting plate 32, a drive axle beam 33 and two beam connecting rods 34, the first mounting plate 31 and the second mounting plate 32 are arranged oppositely, and the second A mounting plate 31 and a second mounting plate 32 are fixedly connected to the corresponding first longitudinal beam module 1 and the second longitudinal beam module 2 respectively, and the connection method may be welding or screwing, while the first mounting plate 31 and the second mounting plate Drive axle installation holes 35 are arranged on the plates 32, the drive axle installation holes 35 are coaxially arranged, and the drive axle installation holes 35 are used to fix the drive axle. Correspondingly, the first longitudinal beam module 1 and the second longitudinal beam module 2 are also There should be holes for the transaxle to pass through. It should be noted that both the transaxle beam 33 and the two beam connecting rods 34 can be configured as tubular structures, and the tubular joints can be square or circular, which is not limited in this embodiment. The driving motor is placed between the drive axle crossbeam 33 and the two crossbeam connecting rods 34, while the connection between the first mounting plate 31 and the second mounting plate 32 and the drive axle crossbeam 33 and the two crossbeam connecting rods 34 is a suspension structure , the outside of which is used to connect the suspension cylinder and the suspension lower swing arm.

Further, the drive axle crossbeam 33 and the crossbeam connecting rod 34 are fixedly arranged between the first mounting plate 31 and the second mounting plate 32, there are two crossbeam connecting rods 34, and the two crossbeam connecting rods 34 are arranged separately, and the two crossbeams The connecting rods 34 all pass through the first mounting plate 31 and the second mounting plate 32, and connecting blocks are arranged at the ends where the two beam connecting rods 34 pass through the above-mentioned connecting plates, and the connecting blocks are connected to the corresponding first longitudinal beam module 1 and The bottom surfaces of the second longitudinal beam modules 2 are in contact with each other, and the connection method may be welding or screwing.

Furthermore, the drive axle crossbeam 33 is arranged above a crossbeam connecting rod 34, and the drive axle crossbeam 33 is a square tube, which has better force bearing capacity.

In actual use, multiple drive axle beam modules 3 are usually arranged according to the number of drive axles of the vehicle, and the multiple drive axle beam modules 3 are sequentially arranged along the length direction of the vehicle frame and correspond to the drive axles of the vehicle. It is worth noting that when the vehicle has multiple drive axles, each drive axle is correspondingly arranged on a drive axle crossbeam module 3, and the directions of the adjacent two drive axle crossbeam modules 3 are arranged in opposite directions, that is, the two adjacent drive axle beam modules 3 are arranged in opposite directions. A transaxle beam module 3 is arranged facing away from each other.

Furthermore, the battery support modules 7 are divided into two groups, the number of battery support modules 7 in each group is the same and correspond to each other, and one group of battery support modules 7 is arranged outside the first longitudinal beam module 1, and the other group The battery support module 7 is arranged on the outer side of the second longitudinal beam module 2 . Specifically, the battery support module 7 includes a battery support rod 71 and a connecting rod 72, the battery support rod 71 includes a first rod segment and a second rod segment, the first rod segment and the second rod segment are perpendicular, and the first rod segment is vertical Arranged directly outside the longitudinal beam module, the second pole section is arranged horizontally and extends away from the longitudinal beam module, one end of the connecting rod 72 is fixedly connected to the first pole section, and the other end of the connecting rod 72 is fixed to the second pole section connect. The battery support module 7 is used to fix the battery. Since the battery itself has weight, the battery support module 7 needs to be able to bear the weight of the battery. The battery support module 7 with a triangular structure formed by the connecting rod 72 and the battery support rod 71 has a good Structural strength. It is worth noting that the connection between the connecting rod 72 and the first and second rod segments can be the ends of the first and second rod segments, or the middle of the first and second rod segments , the connection method can be welding or screwing.

Embodiment two

Fig. 2 is a schematic diagram of the axial side structure of the modular vehicle frame in the second embodiment of the present invention, and Fig. 3 is a schematic top view of the modular vehicle frame in the second embodiment of the present invention, combined with Fig. 2 and Fig. 3, as the In yet another embodiment, different from the previous embodiment, the modular vehicle frame of this embodiment also includes a non-driving axle beam module 4, and the non-driving axle beam module 4 is arranged on the first longitudinal beam module 1 and the second longitudinal beam module. between the modules 2 , and the non-drive axle beam module 4 is connected with the first longitudinal beam module 1 and the second longitudinal beam module 2 . Since some models have a non-drive axle, the position of the non-drive axle beam module 4 can be selected according to different models. Generally speaking, the heights of the non-drive axle and the drive axle are basically the same, so the non-drive axle beam module 4 can be Arranged side by side with the transaxle beam module 3 .

Further, the modular vehicle frame also includes a steering beam module 5, and the steering beam module 5 includes a beam rod 51, a steering oil cylinder support 52 and two mounting seats 53, and a mounting seat 53 is connected to both ends of the beam rod 51. The two mounting seats 53 are respectively arranged on the bottoms of the first longitudinal beam module 1 and the second longitudinal beam module 2, and the steering oil cylinder support 52 is fixedly arranged on the beam rod 51, so the steering oil cylinder support 52 is a fixed point of the steering oil cylinder, and the installation Seat 53 is then divided into steering beam mounting seat and steering system mounting seat, and steering beam two ends mounting seat is fixed with left and right longitudinal beam inboards, and turning system mounting seat is arranged on the corresponding position of longitudinal beam outside. It should be noted that the arrangement of the steering beam module 5 and the drive axle beam module 3 or the non-drive axle beam module 4 is not one-to-one correspondence, but a reasonable modular selection according to the vehicle type.

Further, the modular vehicle frame also includes a reinforced beam module 6, and the reinforced beam module 6 includes a reinforcing rod 61 and two fixing seats 62, and both ends of the reinforcing rod 61 are connected between a fixing seat 62, and the two fixing seats 62 They are respectively connected to the inner side walls of the first longitudinal beam module 1 and the second longitudinal beam module 2 . It is worth noting that the position of two corresponding battery support modules 7 is set at the end of the same reinforcement beam module 6, and the number of reinforcement beam modules 6 is the same as the number of batteries in a group of battery support modules 7. The number of bracket modules 7 is the same, and a plurality of reinforcing crossbeam modules 6 are arranged at equal intervals in sequence along the length direction of the vehicle frame.

Further, the modular vehicle frame also includes a local reinforcing plate 8, which is arranged on the outer side of the first longitudinal beam module 1 and/or the second longitudinal beam module 2, the local reinforcing plate 8 is a channel-shaped plate, and the local reinforcing plate The opening of the plate 8 faces the first stringer module 1 and/or the second stringer module 2 . It should be noted that the partial reinforcement plate 8 is also provided with holes for the drive axle to pass through. It is worth noting that the position and quantity of the local reinforcing plates 8 are determined according to the load-bearing requirements, and local reinforcing plates 8 need to be installed in places with heavy loads, such as bridge holes and bodywork interfaces.

Further, the modular vehicle frame also includes a front beam 9, which is fixedly arranged at one end of the first longitudinal beam module 1 and the second longitudinal beam module 2, and the front beam 9 is connected to the first longitudinal beam module 1, The second longitudinal beam module 2 is connected, the front beam 9 is a channel plate, and the opening of the front beam 9 faces the first longitudinal beam module 1 and the second longitudinal beam module 2 .

The embodiment of this specification provides a modular vehicle frame, since the drive axle beam module is arranged between the first longitudinal beam module and the second longitudinal beam module, it can be used to carry the axle, and according to the number of axles of the vehicle , the length of the first longitudinal beam module and the second longitudinal beam module can be changed according to the needs, so as to arrange a corresponding number of drive axle beam modules, and the battery support module is arranged on the outer side of the longitudinal beam module, so it can also be used according to the number of axles of the vehicle According to different types of vehicles, select batteries of corresponding specifications, and arrange battery bracket modules according to the size of the batteries, which can be adapted to different models of vehicles, with a high degree of generalization and low assembly difficulty. It is convenient to install batteries at the bottom of the frame, and has good practicability .

The foregoing describes specific embodiments of this specification. Other implementations are within the scope of the following claims. It should be pointed out that those skilled in the art can make some improvements and modifications without departing from the principles of the present application, and these improvements and modifications should also be regarded as the protection scope of the present application.

Claims (9)

1. A modular vehicle frame, characterized in that it comprises a first longitudinal beam module (1), a second longitudinal beam module (2), a drive axle beam module (3) and more than two battery support modules (7), in: The first longitudinal beam module (1) and the second longitudinal beam module (2) are arranged facing away from each other; The drive axle beam module (3) is arranged between the first longitudinal beam module (1) and the second longitudinal beam module (2), and the drive axle beam module (3) and the first The longitudinal beam module (1) and the second longitudinal beam module (2) are connected; The battery support modules (7) are divided into two groups, one group of the battery support modules (7) is arranged outside the first longitudinal beam module (1), and the other group of the battery support modules (7) is arranged On the outer side of the second longitudinal beam module (2). 2. The modular vehicle frame according to claim 1, characterized in that, the drive axle beam module (3) is provided with a plurality, and a plurality of the drive axle beam modules (3) are sequentially arranged along the length direction of the vehicle frame set up. 3. The modular vehicle frame according to claim 1, further comprising a non-driving axle beam module (4), the non-driving axle beam module (4) being arranged on the first longitudinal beam module (1 ) and the second longitudinal beam module (2), and the non-drive axle beam module (4) is connected to the first longitudinal beam module (1) and the second longitudinal beam module (2) . 4. The modular vehicle frame according to claim 1, characterized in that, it also includes a steering beam module (5), and the steering beam module (5) includes a beam rod (51), a steering cylinder support (52) and a steering beam module (5). Two mounts (53), one mount (53) is connected to both ends of the beam bar (51), and the two mounts (53) are respectively arranged on the first longitudinal beam module ( 1) On the bottom of the second longitudinal beam module (2), the steering cylinder support (52) is fixedly arranged on the beam rod (51). 5. The modular vehicle frame according to claim 1, characterized in that, it also includes a reinforced beam module (6), and the reinforced beam module (6) includes a reinforcing rod (61) and two fixing seats (62), Both ends of the reinforcing bar (61) are connected between one of the fixing seats (62), and the two fixing seats (62) are respectively connected with the first longitudinal beam module (1), the second The inner side walls of the stringer modules (2) are connected. 6. The modular vehicle frame according to claim 1, characterized in that it further comprises a local reinforcing plate (8), the local reinforcing plate (8) is arranged on the first longitudinal beam module (1) and/or On the outer side of the second longitudinal beam module (2), the local reinforcing plate (8) is a channel-shaped plate, and the opening of the partial reinforcing plate (8) faces the first longitudinal beam module (1) and/or Or the second longitudinal beam module (2). 7. The modular vehicle frame according to claim 1, characterized in that, it further comprises a front beam (9), and the front beam (9) is fixedly arranged on the first longitudinal beam module (1) and the One end of the second longitudinal beam module (2), and the front beam (9) is connected with the first longitudinal beam module (1) and the second longitudinal beam module (2), and the front The beam (9) is a channel-shaped plate, and the opening of the front beam (9) faces the first longitudinal beam module (1) and the second longitudinal beam module (2). 8. The modular vehicle frame according to any one of claims 1-7, characterized in that, the transaxle beam module (3) comprises a first mounting plate (31), a second mounting plate (32), a drive Bridge beam (33) and two beam connecting rods (34), wherein: The first mounting plate (31) and the second mounting plate (32) are relatively arranged, and the first mounting plate (31) and the second mounting plate (32) are provided with drive axle mounting holes ( 35), the drive axle mounting holes (35) are coaxially arranged; The drive axle beam (33) and the beam connecting rod (34) are fixedly arranged between the first mounting plate (31) and the second mounting plate (32); The drive axle beam (33) is arranged above one of the beam connecting rods (34). 9. The modular vehicle frame according to any one of claims 1-7, characterized in that, the battery support module (7) includes a battery support rod (71) and a connecting rod (72), and the battery support rod (71) comprising a first pole section and a second pole section, the first pole section and the second pole section are perpendicular, the first pole section is vertically arranged outside the longitudinal beam module, and the second pole section The rod sections are arranged horizontally and extend away from the longitudinal beam module, one end of the connecting rod (72) is fixedly connected to the first rod segment, and the other end of the connecting rod (72) is connected to the second rod segment Fixed connection.