CN219134300U

CN219134300U - Frame structure and vehicle

Info

Publication number: CN219134300U
Application number: CN202320105046.4U
Authority: CN
Inventors: 王军; 贺高峰; 罗正; 夏伟
Original assignee: Anhui Weidu Holding Co ltd
Current assignee: Anhui Weidu Holding Co ltd
Priority date: 2023-02-03
Filing date: 2023-02-03
Publication date: 2023-06-06
Anticipated expiration: 2033-02-03

Abstract

The utility model belongs to the technical field of electric automobiles, and discloses a frame structure and a vehicle, wherein the frame structure comprises a front frame, a middle frame and a rear frame, the front frame is arranged at the front end of the middle frame, the rear frame is arranged at the rear end of the middle frame, an installation cavity is formed in the middle frame and extends along the X-axis direction, at least two layers of bracket components are arranged on the side wall of the installation cavity at intervals along the Z-axis direction, each layer of bracket component bears one layer of battery pack, each layer of bracket component comprises two rows of parallel suspension brackets, a plurality of suspension brackets in the same row are arranged at intervals along the X-axis direction, and the suspension brackets are used for supporting the battery pack. The frame mechanism expands the storage space and is convenient for arranging more battery packs.

Description

Frame structure and vehicle

Technical Field

The utility model relates to the technical field of electric automobiles, in particular to a frame structure and a vehicle.

Background

The frame is an important component part of an automobile, in the existing electric automobile, because of the arrangement of the cross beams and the distance limitation between the longitudinal beams, a power battery with large electric quantity cannot be arranged in a limited space, and the endurance mileage of the automobile cannot be further improved.

Therefore, there is a need for a frame structure and a vehicle that can expand the storage space and facilitate more battery packs.

Disclosure of Invention

One object of the present utility model is to: the frame structure and the vehicle have the advantages that the storage space is enlarged, and more battery packs are conveniently arranged.

To achieve the purpose, the utility model adopts the following technical scheme:

in a first aspect, a frame structure is provided, including preceding frame, centre frame and back frame, preceding frame set up in the front end of centre frame, back frame set up in the rear end of centre frame, the installation cavity has been seted up to the inside of centre frame, the installation cavity extends along the X axle direction, the lateral wall in installation cavity is provided with two-layer at least bracket component along Z axle direction interval, every layer bracket component bears one deck battery package, every layer bracket component includes two rows of parallel arrangement's suspension support, a plurality of in same row the suspension support sets up along X axle direction interval, the suspension support is used for supporting the battery package.

As an optional technical scheme, the suspension bracket comprises a mounting portion and a bearing portion, wherein the mounting portion is of a T-shaped structure, threaded mounting holes are formed in three end portions of the mounting portion, a threaded fastener penetrates through the threaded mounting holes to fix the mounting portion on the side wall of the mounting cavity, one end of the bearing portion is vertically connected with the mounting portion, the other end of the bearing portion is suspended in the mounting cavity, and the battery pack is connected with the bearing portion through the threaded fastener in a threaded mode.

As an optional technical scheme, the middle frame comprises three groups of longitudinal beam assemblies, the three groups of longitudinal beam assemblies are arranged at intervals along the Y-axis direction, and a mounting cavity is formed between two adjacent groups of longitudinal beam assemblies.

As an optional technical scheme, the longeron subassembly includes longeron, tie-beam and lower longeron, go up the longeron with the lower longeron sets up along Z axle direction interval, the top of tie-beam with go up longeron fixed connection, the bottom of tie-beam with lower longeron fixed connection, the suspension support passes through threaded fastener and connects the tie-beam.

As an optional technical scheme, the middle frame further comprises a cross beam assembly, the cross beam assembly comprises two front side beams and two rear side beams, the longitudinal beam assembly positioned at the middle position is a middle longitudinal beam, and the longitudinal beam assembly positioned at the side position is a side longitudinal beam;

the upper longitudinal beam of the middle longitudinal beam is a middle upper longitudinal beam, the front end of the middle upper longitudinal beam is fixedly connected with the front frame, and the rear end of the middle upper longitudinal beam is fixedly connected with the rear frame;

the upper longitudinal beam of the side longitudinal beam is a side upper longitudinal beam, the side upper longitudinal beam is fixedly connected with the front frame through the front side beam, and the side upper longitudinal beam is fixedly connected with the rear frame through the rear side beam.

As an optional technical scheme, the beam assembly further comprises two stiffening beams, the side sills are side sills, and the stiffening beams are arranged between the head ends and between the tail ends of the two side sills.

As an optional solution, the beam assembly further includes a top beam, and the top beam connects the upper stringers in the three sets of the stringer assemblies.

As an optional technical scheme, the middle longitudinal beam further comprises two rigid beams, the lower longitudinal beam of the middle longitudinal beam is a middle lower longitudinal beam, and the rigid beams are arranged between the head end and the tail end of the middle upper longitudinal beam and the head end and the tail end of the middle lower longitudinal beam.

As an optional technical scheme, the front frame includes left longeron, right longeron, left extension beam and right extension beam, left longeron with right longeron parallel arrangement, just left longeron with right longeron respectively with the centre frame is connected, the one end of left extension beam with left longeron is connected, the one end of right extension beam with right longeron is connected, left extension beam with distance between the right extension beam is followed and is kept away from the direction of centre frame widens gradually.

In a second aspect, there is provided a vehicle comprising a frame structure as described above.

The utility model has the beneficial effects that:

the utility model provides a frame structure and a vehicle, wherein the frame structure comprises a front frame, a middle frame and a rear frame; according to the utility model, the suspension brackets are arranged in multiple layers, and each layer of suspension bracket can bear one layer of battery pack, so that the middle frame can be filled into multiple layers of battery packs, the space in the Z-axis direction is fully utilized, the storage space is enlarged, and more battery packs are conveniently arranged.

Drawings

The utility model is described in further detail below with reference to the drawings and examples;

FIG. 1 is a schematic view of a frame structure according to an embodiment;

FIG. 2 is an enlarged view of a portion of the position A of FIG. 1;

FIG. 3 is a top view of a frame structure according to an embodiment;

fig. 4 is a partial cross-sectional view of a frame structure according to an embodiment.

In the figure:

100. a battery pack;

1. a front frame; 11. a left longitudinal beam; 12. a right longitudinal beam; 13. a left extension beam; 14. a right extension beam; 15. a front lower protective bracket; 16. a front towing hook; 17. sealing the cross beam;

2. a middle frame; 21. a mounting cavity; 22. a suspension bracket; 221. a mounting part; 222. a carrying part; 23. a middle longitudinal beam; 231. a middle upper longitudinal beam; 232. a middle connecting beam; 233. a middle side sill; 234. a rigid beam; 24. a side rail; 241. a side upper longitudinal beam; 242. the side edge is connected with the beam; 243. side sills; 251. a front side member; 252. a rear side beam; 253. a stiffening beam; 254. a top cross beam;

3. and a rear frame.

Detailed Description

In order to make the technical problems solved by the present utility model, the technical solutions adopted and the technical effects achieved more clear, the technical solutions of the embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description herein, it should be understood that the terms "upper," "lower," "left," "right," and the like are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and to simplify the operation, rather than to indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for providing a special meaning.

In the description herein, reference to the term "one embodiment," "an example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

As shown in fig. 1 to 4, the present embodiment provides a frame structure, which includes a front frame 1, a middle frame 2 and a rear frame 3, the front frame 1 is disposed at the front end of the middle frame 2, the rear frame 3 is disposed at the rear end of the middle frame 2, a mounting cavity 21 is formed in the middle frame 2, the mounting cavity 21 extends along the X-axis direction, at least two layers of bracket assemblies are disposed on the side wall of the mounting cavity 21 along the Z-axis direction at intervals, each layer of bracket assembly carries a layer of battery pack 100, each layer of bracket assembly includes two rows of suspension brackets 22 disposed in parallel, a plurality of suspension brackets 22 in the same row are disposed at intervals along the X-axis direction, and the suspension brackets 22 are used for supporting the battery pack 100.

Specifically, the suspension bracket 22 is adopted to support the battery pack 100, so that the overall weight of the frame structure is reduced, and the problem that the weight of the whole vehicle equipment is high due to the fact that the traditional frame is added with the battery pack 100 is solved; in this embodiment, the suspension brackets 22 are arranged in multiple layers, and each layer of suspension bracket 22 can bear one layer of battery pack 100, so that the middle frame 2 can be loaded into multiple layers of battery packs 100, the space in the Z-axis direction is fully utilized, the storage space is enlarged, and more battery packs 100 are conveniently arranged.

In this embodiment, the bracket assembly is provided with three layers, in the process of assembling the battery pack 100, the bracket assembly at the bottom layer, that is, the two rows of suspension brackets 22 at the bottom layer, are firstly mounted on the bottom side wall of the mounting cavity 21, and since the suspension brackets 22 are connected with the bottom side wall of the mounting cavity 21 by adopting threaded fasteners, the dismounting efficiency of the suspension brackets 22 is high, the first layer of battery pack 100 can be rapidly mounted on the bracket assembly at the bottom layer, then the bracket assembly at the middle layer, that is, the two rows of suspension brackets 22 at the middle layer, are mounted on the middle side wall of the mounting cavity 21, and the second layer of battery pack 100 is mounted on the bracket assembly at the middle layer, and finally the bracket assembly at the top layer, that is, the two rows of suspension brackets 22 at the top layer, are mounted on the top side wall of the mounting cavity 21, and the third layer of battery pack 100 is mounted on the bracket assembly at the top layer, thereby completing the mounting of the battery pack 100 on the frame structure.

Alternatively, the suspension bracket 22 includes a mounting portion 221 and a bearing portion 222, the mounting portion 221 is configured as a T-shaped structure, the three ends of the mounting portion 221 are all provided with threaded mounting holes, the threaded fasteners pass through the threaded mounting holes to fix the mounting portion 221 on the side wall of the mounting cavity 21, one end of the bearing portion 222 is vertically connected to the mounting portion 221, the other end of the bearing portion 222 is suspended in the mounting cavity 21, and the battery pack 100 is screwed on the bearing portion 222 through the threaded fasteners. The structure of the suspension bracket 22 is light, which is beneficial to reducing the overall weight of the frame structure, and the structural strength of the suspension bracket 22 is ensured, thereby ensuring the installation stability of the battery pack 100 in the installation cavity 21.

Optionally, the intermediate frame 2 includes three sets of rail assemblies disposed at intervals along the Y-axis, and a mounting cavity 21 is formed between two adjacent sets of rail assemblies. The intermediate frame 2 is provided with two installation cavities 21, and two installation cavities 21 are arranged along the interval of Y-axis direction, make full use of the space of Y-axis direction.

Optionally, the longitudinal beam assembly includes an upper longitudinal beam, a connecting beam and a lower longitudinal beam, the upper longitudinal beam and the lower longitudinal beam are arranged at intervals along the Z-axis direction, the top end of the connecting beam is fixedly connected with the upper longitudinal beam, the bottom end of the connecting beam is fixedly connected with the lower longitudinal beam, and the suspension bracket 22 is connected with the connecting beam through a threaded fastener. The three-layer battery pack 100 is supported by the upper longitudinal beam and the lower longitudinal beam together, the longitudinal beam assembly can maintain the supporting strength of the battery pack 100 under the condition of reducing the material consumption to reduce the overall weight of the frame structure, and the suspension bracket 22 is subjected to the action of the gravity of the battery pack 100, so that the torque of the suspension bracket 22 is increased.

Optionally, the middle frame 2 further includes a cross member assembly, where the cross member assembly includes two front side beams 251 and two rear side beams 252, the middle side beam assembly is a middle side beam 23, and the side beam assembly at the side position is a side beam 24; the upper longitudinal beam of the middle longitudinal beam 23 is a middle upper longitudinal beam 231, the front end of the middle upper longitudinal beam 231 is fixedly connected with the front frame 1, and the rear end of the middle upper longitudinal beam 231 is fixedly connected with the rear frame 3; the upper side members of the side members 24 are side upper side members 241, the side upper side members 241 being fixedly connected to the front frame 1 by front side members 251, and the side upper side members 241 being fixedly connected to the rear frame 3 by rear side members 252.

The middle upper longitudinal beam 231 and the middle lower longitudinal beam 233 are of double-layer structures, the suspension brackets 22 are arranged on two sides of the middle connecting beam 232, the rigid beams 234 are arranged between the head ends and the tail ends of the middle upper longitudinal beam 231 and the middle lower longitudinal beam 233, the rigid beams 234 realize force transmission between the middle upper longitudinal beam 231 and the middle lower longitudinal beam 233, and the rigidity strength of the middle frame 2 is improved.

The front ends of the two side upper stringers 241 are respectively sealed by the two front side beams 251, and the rear ends of the two side upper stringers 241 are respectively sealed by the two rear side beams 252, thereby improving torsion resistance and bending resistance.

The side sills of the side sills 24 are side sills 243, and the side upper sills 241 and the side sills 243 in the same group of side sills 24 are connected by a side connecting beam 242 to ensure supporting strength.

Optionally, the beam assembly further includes two reinforcing beams 253, the side sills of the side sills 24 are side sills 243, and the reinforcing beams 253 are disposed between the head ends and between the tail ends of the two side sills 243. The cross member assembly and the longitudinal member assembly form an integral frame of the intermediate frame 2, and the torsion resistance and the bending resistance are improved.

Optionally, the cross member assembly further includes a top cross member 254, the top cross member 254 connecting the top stringers in the three sets of stringer assemblies.

Optionally, the middle longitudinal beam 23 further includes two rigid beams 234, the lower longitudinal beam of the middle longitudinal beam 23 is a middle lower longitudinal beam 233, and the rigid beams 234 are disposed between the head ends and the tail ends of the middle upper longitudinal beam 231 and the middle lower longitudinal beam 233.

Optionally, the front frame 1 includes a left longitudinal beam 11, a right longitudinal beam 12, a left extension beam 13, and a right extension beam 14, where the left longitudinal beam 11 and the right longitudinal beam 12 are disposed in parallel, and the left longitudinal beam 11 and the right longitudinal beam 12 are connected with the middle frame 2, one end of the left extension beam 13 is connected with the left longitudinal beam 11, one end of the right extension beam 14 is connected with the right longitudinal beam 12, and a distance between the left extension beam 13 and the right extension beam 14 is gradually widened along a direction away from the middle frame 2.

The front frame 1 is provided with a cooling device for an engine or a motor, a front lower protection bracket 15, a cab suspension support, and a front tow hook 16, and therefore it is necessary to increase an arrangement space while achieving a light structure. For this reason, in this embodiment, the distance between the left extension beam 13 and the right extension beam 14 is gradually widened in the direction away from the center frame 2, the arrangement space of the cooling device is increased, the problem that the front end assembly space of the frame structure is too small is solved, and the support strength is ensured by the left side member 11 and the right side member 12.

In this embodiment, the left extension beam 13 and the right extension beam 14 are made of ductile cast iron materials, and the left extension beam 13 and the right extension beam 14 integrate a cooling device mounting bracket mounting point, a front lower protection bracket mounting point, a front towing hook mounting point, a sealing cross beam mounting point, and a cab suspension mounting point.

Optionally, the front frame 1 further includes a front lower protective bracket 15, a front tow hook 16 and a sealing cross beam 17, one end of the front lower protective bracket 15 is connected with one end of the left extending beam 13, which is far away from the left longitudinal beam 11, the other end of the front lower protective bracket 15 is connected with one end of the right extending beam 14, which is far away from the right longitudinal beam 12, two front tow hooks 16 are provided, one front tow hook 16 is arranged at one end of the left extending beam 13, which is far away from the left longitudinal beam 11, the other front tow hook 16 is arranged at one end of the right extending beam 14, which is far away from the right longitudinal beam 12, and the sealing cross beam 17 is arranged between the middle part of the left extending beam 13 and the middle part of the right extending beam 14.

The present embodiment also provides a vehicle including the frame structure as above.

Furthermore, the foregoing description of the preferred embodiments and the principles of the utility model is provided herein. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, while the utility model has been described in connection with the above embodiments, the utility model is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the utility model, which is set forth in the following claims.

Claims

1. The utility model provides a frame structure, its characterized in that includes preceding frame (1), centre frame (2) and back frame (3), preceding frame (1) set up in the front end of centre frame (2), back frame (3) set up in the rear end of centre frame (2), installation cavity (21) have been seted up to the inside of centre frame (2), installation cavity (21) extend along the X axis direction, the lateral wall of installation cavity (21) is provided with two-layer at least bracket component along Z axis direction interval, every layer bracket component bears one deck battery package (100), every layer bracket component includes two rows of parallel arrangement's suspension support (22), a plurality of in same row suspension support (22) are along the interval setting of X axis direction, suspension support (22) are used for supporting battery package (100).

2. The frame structure according to claim 1, wherein the suspension bracket (22) comprises a mounting portion (221) and a bearing portion (222), the mounting portion (221) is of a T-shaped structure, three ends of the mounting portion (221) are provided with threaded mounting holes, a threaded fastener passes through the threaded mounting holes to fix the mounting portion (221) to a side wall of the mounting cavity (21), one end of the bearing portion (222) is vertically connected to the mounting portion (221), the other end of the bearing portion (222) is suspended in the mounting cavity (21), and the battery pack (100) is screwed to the bearing portion (222) through the threaded fastener.

3. The frame structure according to claim 1, wherein said intermediate frame (2) comprises three sets of said rail assemblies, said three sets being spaced apart along the Y-axis, and wherein adjacent ones of said rail assemblies define one of said mounting cavities (21).

4. The frame structure according to claim 3, wherein the side member assembly includes an upper side member, a connecting beam, and a lower side member, the upper side member and the lower side member are disposed at intervals in a Z-axis direction, a top end of the connecting beam is fixedly connected to the upper side member, a bottom end of the connecting beam is fixedly connected to the lower side member, and the suspension bracket (22) is connected to the connecting beam by a threaded fastener.

5. The frame structure according to claim 4, wherein the intermediate frame (2) further comprises a cross member assembly including two front side members (251) and two rear side members (252), the side member assembly in the intermediate position being an intermediate side member (23), the side member assembly in the side position being a side member (24);

the upper longitudinal beam of the middle longitudinal beam (23) is a middle upper longitudinal beam (231), the front end of the middle upper longitudinal beam (231) is fixedly connected with the front frame (1), and the rear end of the middle upper longitudinal beam (231) is fixedly connected with the rear frame (3);

the upper longitudinal beam of the side longitudinal beam (24) is a side upper longitudinal beam (241), the side upper longitudinal beam (241) is fixedly connected with the front frame (1) through the front side beam (251), and the side upper longitudinal beam (241) is fixedly connected with the rear frame (3) through the rear side beam (252).

6. The frame structure according to claim 5, wherein the cross member assembly further includes two reinforcement beams (253), the side sills of the side sills (24) are side sills (243), and the reinforcement beams (253) are provided between the head ends and between the tail ends of the two side sills (243).

7. The frame structure of claim 5, wherein said cross member assembly further comprises a top cross member (254), said top cross member (254) connecting said upper stringers in three sets of said stringer assemblies.

8. The frame structure according to claim 5, wherein the intermediate side member (23) further includes two rigid beams (234), the lower side member of the intermediate side member (23) is an intermediate lower side member (233), and the rigid beams (234) are provided between the head ends and between the tail ends of the intermediate upper side member (231) and the intermediate lower side member (233).

9. The frame structure according to claim 1, characterized in that the front frame (1) includes a left side member (11), a right side member (12), a left extension member (13) and a right extension member (14), the left side member (11) and the right side member (12) are arranged in parallel, and the left side member (11) and the right side member (12) are respectively connected with the intermediate frame (2), one end of the left extension member (13) is connected with the left side member (11), one end of the right extension member (14) is connected with the right side member (12), and a distance between the left extension member (13) and the right extension member (14) is gradually widened in a direction away from the intermediate frame (2).

10. A vehicle, characterized in that it comprises a frame structure according to any one of claims 1 to 9.