Vehicle body frame structure and vehicle

By setting up mounting profiles, mounting plates, and limiting plates in the Z-direction of the door sill, the impact of wiring harness layout on vehicle range and floor flatness is resolved, thus protecting the battery pack space and improving passenger comfort.

CN117885658BActive Publication Date: 2026-08-25IAT AUTOMOBILE TECH
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Patent Information

Application Number
CN202311763924.2
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2023-12-20
Publication Date
2026-08-25
Estimated Expiration
2043-12-20

AI Technical Summary

Technical Problem

The existing vehicle frame structure, when arranging wiring harnesses, affects the vehicle's range or causes uneven flooring, resulting in excessive battery pack space occupation and reduced passenger comfort.

Method used

An installation profile is set on one side of the door sill in the Z direction to form an installation cavity. The wiring harness is installed in the installation profile and fixed and protected by the installation plate, limit plate and limit component to avoid additional structural reinforcement and ensure battery pack space and body-in-white strength.

Benefits of technology

It improves vehicle range, keeps the floor flat, enhances the strength of the body-in-white and passenger comfort, and extends the lifespan of the wiring harness.

✦ Generated by Eureka AI based on patent content.

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Abstract

The application provides a vehicle body frame structure and a vehicle, the vehicle body frame structure comprising a rocker, a mounting profile and a wire harness; the mounting profile is arranged on one side of the rocker in the Z direction and connected to the rocker; the mounting profile is formed with a mounting cavity, and the wire harness is arranged in the mounting cavity. In this scheme, the mounting profile is arranged on one side of the rocker in the Z direction, and the mounting cavity is formed by the mounting profile, so as to provide a mounting space for the wire harness, so that the wire harness can be mounted in the mounting cavity in the mounting profile, and the mounting profile itself has a certain protection performance, so that the wire harness does not need to be additionally provided with a reinforcing structure for protection relative to the mode of arranging the wire harness on the rocker, thereby effectively guaranteeing the mounting space of the battery pack and improving the endurance of the vehicle; relative to the mode of arranging the wire harness in the middle of the floor, other structures in the original vehicle type do not need to be interrupted, thereby effectively guaranteeing the strength of the body in white, and at the same time, the flatness of the floor is not affected, thereby affecting the comfort of the passengers when using.
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Description

Technical Field

[0001] This application relates to the field of vehicle manufacturing technology, and in particular to a vehicle body frame structure and a vehicle. Background Technology

[0002] Currently, wiring harnesses such as cooling water pipes, brake pipes, and high-voltage wiring harnesses need to connect the front and rear of the vehicle, so they need to be extended in the X direction. The current solution is generally to place the wiring harnesses in the middle of the vehicle body or inside the door sill.

[0003] When the wiring harness is located in the middle of the vehicle body, the central channel of the lower crossbeam of the front engine compartment needs to be partially disconnected to allow the wiring harness to pass through, resulting in poor force transmission performance and affecting the performance of the body-in-white. It also causes unevenness in the floor, affecting passenger comfort. When the wiring harness is located inside the door sill, an anti-collision structure needs to be installed inside the door sill to protect the wiring harness from damage. This results in the door sill occupying too much space in the Y direction, which will greatly occupy the space of the battery pack when the vehicle model remains unchanged, thus affecting the vehicle's range.

[0004] In view of this, the present invention is hereby proposed. Summary of the Invention

[0005] This application provides a vehicle body frame structure and a vehicle to solve the technical problems of existing vehicle body frame structures affecting vehicle range or uneven floor.

[0006] The first aspect of the present invention provides a vehicle frame structure, including a sill, a mounting profile, and a wiring harness; the mounting profile is disposed on one side of the sill in the Z direction and connected to the sill; the mounting profile forms a mounting cavity, and the wiring harness is disposed in the mounting cavity.

[0007] In this design, an installation profile is installed on one side of the door sill in the Z direction, forming an installation cavity. This provides installation space for the wiring harness, allowing it to be installed within the cavity. The installation profile itself provides protection, eliminating the need for additional reinforcement structures to protect the harness compared to installing it in the door sill. This effectively ensures the battery pack's installation space and improves the vehicle's range. Compared to installing the wiring harness in the middle of the floor, this design avoids disrupting other structures in the original vehicle model, effectively ensuring the strength of the body-in-white. It also maintains the flatness of the floor, thus preserving passenger comfort.

[0008] In a further embodiment of the present invention, the vehicle frame structure further includes a mounting plate, which is disposed in the mounting cavity and connected to the mounting profile; the mounting plate is provided with mounting holes through which the wiring harness passes.

[0009] In this solution, a mounting plate is installed inside the mounting cavity and connected to the mounting profile to fix the entire mounting plate. Mounting holes are provided on the mounting plate, and the wire harness passes through the mounting holes to radially limit the wire harness and prevent it from shifting during vehicle operation. At the same time, the mounting plate also provides a certain degree of protection for the wire harness itself, preventing damage to the wire harness.

[0010] In a further embodiment of the present invention, the vehicle frame structure further includes a limiting plate and a limiting member. The limiting plate is disposed at the end of the mounting profile and is provided with a limiting hole. The limiting member is sleeved on the wire harness in the mounting cavity and abuts against the limiting plate. The wire harness is disposed through the limiting hole.

[0011] In this solution, a limiting plate is installed at the end of the mounting profile to seal the end face of the mounting profile, preventing external impurities from entering the mounting cavity. At the same time, a limiting hole is provided on the limiting plate for the wire harness to pass through. A limiting member is installed in the mounting cavity and fitted onto the wire harness, so that the limiting member abuts against the limiting plate, thereby achieving the effect of axial limiting of the wire harness. The limiting member, the limiting plate, and the mounting plate cooperate with each other to completely limit the wire harness, preventing the wire harness from shaking during vehicle operation and causing damage to the wire harness, thereby improving the service life of the vehicle frame structure.

[0012] In a further embodiment of the present invention, the mounting profile includes an outer shell, a first partition, and a second partition, the outer shell forming a mounting cavity; the two ends of the first partition are connected to the outer shell, and the two ends of the second partition are connected to the outer shell and the first partition, so as to divide the cavity into a first cavity, a second cavity, and a third cavity; the mounting plate is disposed in the first cavity and connected to the outer shell.

[0013] In this design, the mounting profile consists of an outer shell, a first partition, and a second partition. The outer shell forms a mounting cavity. The first and second partitions cooperate to divide the mounting cavity into a first cavity, a second cavity, and a third cavity. The wire harness and the mounting plate for mounting the wire harness are placed in the first cavity and connected to the outer shell. The first and second partitions enable a more stable connection of the mounting plate and also provide some protection for the wire harness, preventing damage to the wire harness.

[0014] In a further embodiment of the present invention, the vehicle frame structure further includes a first connector and a second connector; the mounting profile is connected to the door sill via the first connector, and the mounting plate is connected to the mounting profile via the second connector.

[0015] In this scheme, the mounting profile is connected to the threshold by the first connector to fix the mounting profile, and the mounting plate is fixed in the first cavity of the mounting profile by the second connector, thereby fixing the mounting plate and the wire harness fixed by the mounting plate.

[0016] In a further embodiment of the invention, the outer shell portion of the mounting profile is connected to the sill in the Z direction via a corresponding first connector; the mounting profile also includes an extension portion extending in the Z direction, which is connected to the sill in the Y direction via a corresponding first connector.

[0017] In this solution, a corresponding first connector connects the threshold and the outer shell in the Z direction, thereby improving the Z-direction stability of the mounting profile and the wiring harness and mounting plate installed in the mounting profile. By providing a Z-direction extension on the outer shell, the extension is spaced apart from the threshold in the Y direction, and then the threshold is connected in the Y direction by the corresponding first connector, thereby improving the Y-direction stability of the entire mounting profile.

[0018] In a further embodiment of the invention, the mounting plate is arranged parallel to the YZ plane; the mounting plate is connected to the outer casing in the Z direction via a corresponding second connector, and is also connected to the outer casing in the Y direction via a corresponding second connector.

[0019] In this design, by aligning the mounting plate parallel to the YZ plane, and fixing the wiring harness to the mounting plate via mounting holes, the mounting plate can limit the wiring harness in the YZ direction. Combined with a limiting plate and limiting components, the wiring harness can be fully positioned. A corresponding second connector in the Z direction connects the outer casing to the mounting plate, and a corresponding second connector in the Y direction connects the outer casing to the mounting plate, thus positioning the mounting plate and preventing it from shifting due to vehicle movement, which could affect the wiring harness's positioning.

[0020] In a further embodiment of the invention, the vehicle frame structure further includes a battery pack and a third connector, wherein the battery pack is connected to the mounting profile via the third connector.

[0021] In this solution, by setting a third connector and connecting the mounting profile to the battery pack, the connection strength between the entire mounting profile and the vehicle body is increased.

[0022] In a further embodiment of the present invention, the battery pack includes: a main body, which is spaced apart from the sill beam and the mounting profile in the Y direction; and a connecting part, which protrudes from the main body in the Y direction; the connecting part has a countersunk hole in the Z direction, and a third connector passes through the countersunk hole and is connected to the mounting profile in the Z direction.

[0023] In this design, the main body, mounting profile, and sill beam are spaced apart in the Y direction. Since the mounting profile is located below the sill beam, the mounting profile will not affect the battery pack mounting holes when the Y-direction spacing of the mounting profile remains unchanged, and therefore will not affect the vehicle's range. By providing a connecting part that protrudes in the Y direction on the column and providing a countersunk hole on the connecting part, the third connector can pass through the countersunk hole to connect the mounting profile and the connecting part in the Z direction.

[0024] In a further embodiment of the invention, the vehicle frame structure also includes a front floor, which is connected to the door sill and spaced apart from the battery pack in the Z direction.

[0025] In this design, the front floor is positioned directly above the battery pack in a Z-direction interval. Since there is no need to run wiring harnesses on the front floor, the structure of the front floor will not be damaged, and there is no need for any protrusion, thus ensuring passenger comfort.

[0026] A second aspect of the present invention provides a vehicle including the vehicle body frame structure provided in the first aspect of the present invention.

[0027] In summary, the vehicle body frame structure and vehicle provided in this application have at least the following beneficial effects: This application provides installation space for the wiring harness by setting an installation profile on one side of the door sill in the Z direction, forming an installation cavity. This allows the wiring harness to be installed within the installation cavity of the installation profile, which itself has a certain protective performance. Therefore, compared to setting the wiring harness in the door sill, there is no need to set up an additional reinforcing structure to protect the wiring harness, thus effectively ensuring the installation space of the battery pack and improving the vehicle's range. Compared to setting the wiring harness in the middle of the floor, there is no need to interrupt other structures in the original vehicle model, thus effectively ensuring the strength of the body-in-white and not affecting the flatness of the floor, thereby affecting the comfort of passengers. Attached Figure Description

[0028] To more clearly illustrate the technical solutions in the specific embodiments of this application or the prior art, the accompanying drawings used in the description of the specific embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of this application; those skilled in the art can obtain other drawings based on these drawings without any creative effort.

[0029] Figure 1 A schematic diagram of a vehicle frame structure provided in one embodiment of this application; Figure 2 for Figure 1 Sectional view at point AA; and Figure 3This is a schematic diagram of the end of an installation profile provided in one embodiment of this application.

[0030] The attached figures are labeled as follows: 100. Mounting profile; 110. First partition; 120. Second partition; 130. Outer shell; 140. Extension; 200. Threshold; 210. Inner threshold panel; 220. Outer side panel; 300. Battery pack; 310. Main body; 320. Connecting part; 320A. Countersunk hole; 400, Front floor; 500, Mounting plate; 500A, Mounting holes; 600, Wiring harness; 710. First connecting member; 720. Third connecting member; 730. Second connecting member; 800, limiting component; 900, limiting plate; 900A, limiting hole. Detailed Implementation

[0031] In the description of this application, it should be understood that the use of terms such as "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," and "circumferential" to indicate orientation or positional relationship, unless otherwise specified, is understood to be based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing this application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this application.

[0032] Furthermore, features specified with "first" or "second" for descriptive purposes only should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Features specified with "first" or "second" may explicitly or implicitly include at least one of the specified features. The description of "multiple" generally means at least two, such as two, three, etc., unless otherwise explicitly specified.

[0033] In this application, unless otherwise explicitly specified and limited, terms such as "installation," "connection," "joining," and "fixing" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can be a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this application based on the specific circumstances.

[0034] In the description of this specification, the terms "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., indicate that the specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of this application. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0035] Please refer to Figure 1 , Figure 1 This is a schematic diagram of a vehicle frame structure provided in one embodiment of the present application. The first aspect of the present invention provides a vehicle frame structure including a sill 200, a mounting profile 100, and a wiring harness 600; the mounting profile 100 is disposed on one side of the sill 200 in the Z direction and connected to the sill 200; the mounting profile 100 forms a mounting cavity, and the wiring harness 600 is disposed in the mounting cavity.

[0036] In this design, a mounting profile 100 is installed on one side of the door sill 200 in the Z direction, forming a mounting cavity, thereby providing installation space for the wiring harness 600. This allows the wiring harness 600 to be installed within the mounting cavity of the mounting profile 100. The mounting profile 100 itself has a certain protective function, so compared to the method of setting the wiring harness 600 on the door sill 200, there is no need to set up an additional reinforcing structure to protect the wiring harness 600, thus effectively ensuring the installation space of the battery pack 300 and improving the vehicle's range. Compared to the method of setting the wiring harness 600 in the middle of the floor, there is no need to break other structures in the original vehicle model, thus effectively ensuring the strength of the body-in-white, while also not affecting the flatness of the floor, thereby affecting the comfort of passengers.

[0037] It should be noted that the X-axis mentioned in this article represents the front-to-back direction of the car, the Y-axis represents the left-to-right direction of the car, and the Z-axis represents the up-to-down direction of the car.

[0038] Please refer to further information. Figure 2 , Figure 2 for Figure 1 In a further embodiment, the vehicle frame structure also includes a mounting plate 500, which is disposed in the mounting cavity and connected to the mounting profile 100. The mounting plate 500 is provided with mounting holes 500A, through which the wiring harness 600 passes.

[0039] In this design, a mounting plate 500 is installed within the mounting cavity and connected to the mounting profile 100 to secure the entire mounting plate 500. Mounting holes 500A are provided on the mounting plate 500, through which the wiring harness 600 passes, thus radially limiting the wiring harness 600 and preventing it from shifting during vehicle operation. Simultaneously, the mounting plate 500 also provides some protection for the wiring harness 600, preventing damage. In practical applications, the mounting plates 500 are evenly spaced in the X-direction within the mounting cavity, typically 500mm, to effectively support each point of the wiring harness 600.

[0040] Please refer to further information. Figure 3 , Figure 3 The diagram shows the structure of the end of the mounting profile 100. In a further embodiment, the vehicle frame structure also includes a limiting plate 900 and a limiting member 800. The limiting plate 900 is disposed at the end of the mounting profile 100 and has a limiting hole 900A. The limiting member 800 is sleeved on the wiring harness 600 in the mounting cavity and abuts against the limiting plate 900. The wiring harness 600 passes through the limiting hole 900A.

[0041] In this design, a limiting plate 900 is provided at the end of the mounting profile 100 to close the end face of the mounting profile 100, preventing external impurities from entering the mounting cavity. At the same time, a limiting hole 900A is provided on the limiting plate 900 for the wire harness 600 to pass through. A limiting member 800 is provided in the mounting cavity and sleeved on the wire harness 600, so that the limiting member 800 abuts against the limiting plate 900, thereby achieving the effect of axial limiting of the wire harness 600. The limiting member 800, the limiting plate 900, and the mounting plate 500 cooperate with each other to completely limit the wire harness 600, preventing the wire harness 600 from shaking during vehicle operation and causing damage to the wire harness 600, thereby improving the service life of the vehicle frame structure.

[0042] In a further embodiment, the mounting profile 100 includes an outer shell portion 130, a first partition portion 110, and a second partition portion 120. The outer shell portion 130 surrounds a mounting cavity. The two ends of the first partition portion 110 are connected to the outer shell portion 130, and the two ends of the second partition portion 120 are connected to the outer shell portion 130 and the first partition portion 110, so as to divide the cavity into a first cavity, a second cavity, and a third cavity. The mounting plate 500 is disposed in the first cavity and connected to the outer shell portion 130.

[0043] In this design, the mounting profile 100 consists of an outer shell 130, a first partition 110, and a second partition 120. The outer shell 130 forms a mounting cavity. The first partition 110 and the second partition 120 cooperate to divide the mounting cavity into a first cavity, a second cavity, and a third cavity. The wire harness 600 and the mounting plate 500 for mounting the wire harness 600 are disposed in the first cavity and connected to the outer shell 130. The first partition 110 and the second partition 120 can make the connection of the mounting plate 500 more stable, and at the same time, they can also provide a certain degree of protection for the wire harness 600 to prevent damage to the wire harness 600.

[0044] In a further embodiment, the vehicle frame structure also includes a first connector 710 and a second connector 730; the mounting profile 100 is connected to the sill 200 via the first connector 710, and the mounting plate 500 is connected to the mounting profile 100 via the second connector 730.

[0045] In this scheme, the mounting profile 100 is connected to the threshold 200 via the first connector 710, thereby fixing the mounting profile 100. The mounting plate 500 is fixed in the first cavity of the mounting profile 100 via the second connector 730, thereby fixing the mounting plate 500 and the wire harness 600 fixed by the mounting plate 500.

[0046] In a further embodiment, the outer shell portion 130 of the mounting profile 100 is connected to the sill 200 in the Z direction via a corresponding first connector 710; the mounting profile 100 also includes an extension portion 140 extending in the Z direction, which is connected to the sill 200 in the Y direction via a corresponding first connector 710. In practical applications, the mounting profile 100 generally extends in the X direction, just like the sill 200.

[0047] In this scheme, a corresponding first connector 710 connects the threshold 200 and the housing 130 in the Z direction, thereby improving the Z-direction stability of the mounting profile 100 and the wiring harness 600 and mounting plate 500 installed in the mounting profile 100. By providing a Z-direction extending portion 140 on the housing 130, the extension portion 140 and the threshold 200 are spaced apart in the Y direction, and the threshold 200 is connected in the Y direction by the corresponding first connector 710, thereby improving the Y-direction stability of the entire mounting profile 100.

[0048] In a further embodiment, the mounting plate 500 is arranged parallel to the YZ plane; the mounting plate 500 is connected to the housing portion 130 in the Z direction via a corresponding second connector 730, and is also connected to the housing portion 130 in the Y direction via a corresponding second connector 730.

[0049] In this design, by setting the mounting plate 500 parallel to the YZ plane, and fixing the wire harness 600 to the mounting plate 500 through the mounting holes 500A, the mounting plate 500 can limit the wire harness 600 in the YZ direction. Combined with the limiting plate 900 and the limiting member 800, the wire harness 600 can be fully positioned. By setting a corresponding second connector 730 in the Z direction to connect the outer shell 130 and the mounting plate 500, and by setting a corresponding second connector 730 in the Y direction to connect the outer shell 130 and the mounting plate 500, the mounting plate 500 is positioned, preventing the mounting plate 500 from shifting due to shaking during vehicle movement and affecting the positioning of the wire harness 600.

[0050] In a further embodiment, the vehicle frame structure also includes a battery pack 300 and a third connector 720, wherein the battery pack 300 is connected to the mounting profile 100 via the third connector 720.

[0051] In this solution, by setting a third connector 720 and connecting the mounting profile 100 and the battery pack 300 with the third connector 720, the connection strength between the entire mounting profile 100 and the vehicle body is increased.

[0052] In a further embodiment, the battery pack 300 includes: a main body 310, which is spaced apart from the sill 200 beam and the mounting profile 100 in the Y direction; and a connecting part 320, which protrudes from the main body 310 in the Y direction; the connecting part 320 has a countersunk hole 320A in the Z direction, and the third connector 720 passes through the countersunk hole 320A and is connected to the mounting profile 100 in the Z direction.

[0053] In this design, the main body 310, the mounting profile 100, and the sill 200 beam are spaced apart in the Y direction. Since the mounting profile 100 is located below the sill 200 beam, the mounting profile 100 will not affect the mounting hole 500A of the battery pack 300 when the Y-direction spacing of the mounting profile 100 remains unchanged, and therefore will not affect the vehicle's range. By providing a connecting part 320 that protrudes in the Y direction on the column and providing a countersunk hole 320A on the connecting part 320, the third connector 720 can pass through the countersunk hole 320A to connect the mounting profile 100 and the connecting part 320 in the Z direction.

[0054] It should be noted that the sill 200 is composed of an inner sill plate 210 and an outer side panel 220. The corresponding first connector 710 connects the inner sill plate 210 and the extension 140, and the other corresponding first connector 710 connects the inner sill plate 210 and the inner shell.

[0055] In a further embodiment, the vehicle frame structure also includes a front floor 400, which is connected to the sill 200 and spaced apart from the battery pack 300 in a Z-direction.

[0056] In this design, the front floor 400 is positioned directly above the battery pack 300 in a Z-direction. Since there is no need to arrange the wiring harness 600 on the front floor 400, the structure of the front floor 400 will not be damaged, and there is no need for any part to protrude, thus ensuring passenger comfort.

[0057] In practical applications, the first connector 710, the second connector 730, and the third connector 720 are generally bolts. The bolts of the first connector 710 and the third connector 720 are generally of the same type, which can optimize the assembly process while providing a certain connection strength. The bolts of the second connector 730 are generally of a smaller type than those of the first connector 710 and the third connector 720, thereby better connecting the mounting plate 500 and the outer casing 130. Similar to the mounting plate 500, the first connector 710, the second connector 730, and the third connector 720 are also equally spaced in the X-direction, thereby providing connection for the mounting profile 100 at various points.

[0058] A second aspect of the present invention provides a vehicle including the vehicle body frame structure provided in the first aspect of the present invention.

[0059] In this solution, by applying the vehicle body frame structure provided in this application to the vehicle, the space occupied by the sill 200 for the installation of the battery pack 300 can be reduced, thereby effectively improving the vehicle's range. At the same time, there is no need to set up a structure on the floor for installing the wiring harness 600, thus keeping the floor flat and preventing the crossbeams on the floor from being broken, thereby effectively improving the strength of the vehicle body.

[0060] Although embodiments of this application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting this application. Those skilled in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of this application.

Claims

1. A vehicle frame structure, characterized in that, Includes a threshold (200), mounting profile (100), mounting plate (500), wiring harness (600), limiting plate (900) and limiting component (800); The mounting profile (100) is disposed on one side of the threshold (200) in the Z direction and connected to the threshold (200). The mounting profile (100) has a mounting cavity, and the wire harness (600) is disposed in the mounting cavity; The mounting plate (500) is disposed in the mounting cavity and connected to the mounting profile (100); the mounting plate (500) is provided with a mounting hole (500A), and the wire harness (600) is disposed through the mounting hole (500A); The limiting plate (900) is disposed at the end of the mounting profile (100) and is provided with a limiting hole (900A). The limiting member (800) is sleeved on the wire harness (600) in the mounting cavity and abuts against the limiting plate (900). The wire harness (600) is disposed through the limiting hole (900A). The mounting profile (100) includes an outer shell (130), a first partition (110), and a second partition (120), wherein the outer shell (130) surrounds the mounting cavity; The two ends of the first partition (110) are connected to the outer shell (130), and the two ends of the second partition (120) are connected to the outer shell (130) and the first partition (110) to divide the cavity into a first cavity, a second cavity and a third cavity; The mounting plate (500) is disposed in the first cavity and connected to the outer shell (130); The X direction represents the car's forward and backward movement, the Y direction represents the car's left and right movement, and the Z direction represents the car's up and down movement.

2. The vehicle frame structure according to claim 1, characterized in that, The vehicle frame structure also includes a first connector (710) and a second connector (730); The mounting profile (100) is connected to the threshold (200) via the first connector (710), and the mounting plate (500) is connected to the mounting profile (100) via the second connector (730).

3. The vehicle frame structure according to claim 2, characterized in that, The outer shell (130) of the mounting profile (100) is connected to the threshold (200) in the Z direction via a corresponding first connector (710). The mounting profile (100) further includes an extension (140) extending in the Z direction, which is connected to the threshold (200) in the Y direction via a corresponding first connector (710).

4. The vehicle frame structure according to claim 2, characterized in that, The mounting plate (500) is set parallel to the YZ plane; The mounting plate (500) is connected to the housing portion (130) in the Z direction via a corresponding second connector (730) and in the Y direction via a corresponding second connector (730).

5. The vehicle frame structure according to any one of claims 1-4, characterized in that, The vehicle frame structure also includes a battery pack (300) and a third connector (720), the battery pack (300) being connected to the mounting profile (100) via the third connector (720).

6. The vehicle frame structure according to claim 5, characterized in that, The vehicle frame structure also includes a front floor (400), which is connected to the door sill (200) and spaced Z-axis from the battery pack (300).

7. A vehicle, characterized in that, Includes the vehicle frame structure as described in any one of claims 1-6.

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