Top cover supporting cross beam and vehicle

Abstract

The utility model discloses a top cover supporting cross beam which extends in the width direction of a vehicle, and the width of the middle portion of the top cover supporting cross beam is larger than that of the two ends of the top cover supporting cross beam. By increasing the width of the middle part of the top cover supporting cross beam, the supporting capacity of the top cover supporting cross beam on the vehicle top cover outer plate is improved, the number of top cover supporting cross beams in the prior art is reduced, the mold opening cost is reduced, and the efficiency-mass ratio is improved.

Description

Technical Field

[0001] The utility model relates to the field of vehicles, in particular to a roof support beam and a vehicle. Background Art

[0002] In the prior art, the vehicle roof support beam is configured as a plurality of I-shaped reinforcing beams. The plurality of I-shaped reinforcing beams leads to many welding processes, slow production cycle, high mold development cost and assembly weight, resulting in a low performance-to-quality ratio (ratio of performance improvement to quality), and has certain practical limitations. Utility Model Content

[0003] The utility model aims to solve the problem of low efficiency caused by multiple top cover support beams in the prior art. To this end, the purpose of the utility model is to propose a top cover support beam to solve the problems existing in the prior art.

[0004] To achieve the above objectives, one embodiment of the utility model provides a roof support beam, which extends along the width direction of the vehicle, and the width of the middle portion of the roof support beam is greater than the width of the two end portions.

[0005] According to a top cover supporting beam of an embodiment of the utility model, by setting the width of the top cover supporting beam to decrease from the middle part of the top cover supporting beam to the two end parts of the top cover supporting beam, multiple top cover supporting beams in the prior art are replaced, the welding process is reduced, the production cycle is improved, the mold development cost is reduced, and the efficiency-quality ratio and practicality are improved.

[0006] According to some embodiments of the present utility model, the roof support beam extends in the width direction of the vehicle, and the width of the middle portion of the roof support beam is greater than the width of the two end portions.

[0007] According to some embodiments of the present utility model, at least one weight-reducing hole is provided in the middle portion of the top cover supporting cross beam.

[0008] According to some embodiments of the present invention, at least one support beam is provided in the middle portion of the roof support cross beam, and the support beam extends along the length direction of the vehicle.

[0009] According to some embodiments of the present invention, at least one electrophoresis hole is respectively provided at both ends of the support beam.

[0010] According to some embodiments of the utility model, a plurality of connection parts are arranged at intervals along the length direction of the roof support cross beam, and the connection parts are used to connect the roof support cross beam to the roof outer panel of the vehicle.

[0011] According to some embodiments of the utility model, the roof support cross beam is adhesively connected to the roof outer panel of the vehicle, and the connecting portion is provided with a groove for accommodating a colloid.

[0012] According to some embodiments of the utility model, one end of the roof support beam is provided with a first flange for connecting to a side panel on one side of the vehicle, and the other end of the roof support beam is provided with a second flange for connecting to a side panel on the other side of the vehicle, and the widths of the first flange and the second flange are different.

[0013] In order to achieve the above object, another embodiment of the present invention provides a vehicle, including the above-mentioned roof support beam.

[0014] According to another embodiment of the utility model, the vehicle also includes a roof front cross beam and a roof rear cross beam, the roof support cross beam is arranged between the roof front cross beam and the roof rear cross beam, and the distance between the roof support cross beam and the roof front cross beam is greater than the distance between the roof support cross beam and the roof rear cross beam.

[0015] According to another embodiment of the present utility model, the vehicle further includes a roof middle cross beam, and the roof middle cross beam is arranged between the roof front cross beam and the roof support cross beam.

[0016] The above utility model scheme provides a top cover supporting beam whose middle width is greater than that of both ends, thereby replacing multiple straight beams in the prior art, thereby reducing welding processes, speeding up production cycle, reducing mold development costs, and improving efficiency and quality ratio. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of a top cover supporting beam of an embodiment of the utility model;

[0018] Figure 2 This is a schematic diagram of a flange connecting a top cover supporting crossbeam and a side panel in an embodiment of the utility model;

[0019] Figure 3 This is a schematic diagram of the installation of a top cover supporting beam in an embodiment of the utility model;

[0020] Figure 4 It is a schematic diagram of the installation of a top cover supporting beam according to another embodiment of the utility model.

[0021] Reference numerals:

[0022] 1-top cover supporting beam, 101-wiring harness buckle mounting hole, 102-anti-error mark, 2-weight reduction hole, 21-conventional weight reduction hole, 3-support beam, 4-electrophoresis hole, 5-connecting part, 51-groove, 61-first flange, 62-second flange, 63-pre-fastening, 64-pre-fastening through hole, 7-top cover front beam, 8-top cover rear beam, 9-top cover middle beam, 10-skylight, 11-left side outer panel, 12-right side outer panel. DETAILED DESCRIPTION

[0023] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0024] A roof support beam 1 provided in an embodiment of the present utility model will be described below with reference to the accompanying drawings.

[0025] According to some embodiments of the present utility model, the roof support beam 1 extends along the width direction of the vehicle, and the width of the middle portion of the roof support beam 1 is greater than the width of the two end portions.

[0026] Specifically, as shown in FIG. 1 , the material of the roof support beam 1 is DC03, and the thickness of the roof support beam 1 is set to 0.6 mm. After the roof support beam 1 is installed, a certain distance is formed between the roof support beam 1 and the outer panel of the vehicle roof. In some embodiments, the distance between the roof support beam 1 and the outer panel of the vehicle roof is set to 17 mm. The design of the roof support beam 1 decreasing in width from the middle to the two ends replaces multiple straight beams in the prior art, optimizes the number of roof support beams 1, and improves the side impact performance of the vehicle body, and at the same time improves the static pressure and dent resistance of the vehicle roof.

[0027] In some embodiments, as shown in FIG1 , the top cover support beam 1 is provided with a plurality of harness buckle mounting holes 101, and the harness buckle mounting holes 101 are used to install the harness passing through the top cover support beam 1. At least one error proofing mark 102 is also provided on the top cover support beam 1, and the error proofing mark 102 is provided at both ends of the top cover support beam 1. In one embodiment, an error proofing mark 102 is provided at each end of the top cover support beam 1, and the error proofing mark 102 is used to identify the installation direction of the top cover support beam 1. In this embodiment, the error proofing mark 102 is set to a triangle. The error proofing mark 102 can also be set to other asymmetric graphics as required, as long as it can satisfy the function of indicating the installation direction of the top cover support beam 1.

[0028] According to some embodiments of the present invention, at least one weight-reducing hole 2 is provided in the middle portion of the top cover supporting cross beam 1 .

[0029] Specifically, as shown in FIG. 1 , the roof support beam 1 is designed to have a small width at both ends and a large width in the middle, so that it can provide effective support for the outer panel of the vehicle roof. In order to achieve the lightweight goal and reduce the weight of the roof support beam 1, at least one weight reduction hole 2 is opened on the roof support beam 1. In some embodiments, the weight reduction hole 2 opened on the roof support beam 1 is set as a large-sized weight reduction hole 2, and the large-sized weight reduction hole 2 is set as two symmetrical holes along the width direction of the vehicle. The large-sized weight reduction hole 2 can be set to a shape that matches the roof support beam 1, as long as it can meet the weight reduction requirements and does not affect the stiffness performance of the roof support beam 1. Reasonable setting of the large-sized weight reduction hole 2 does not affect the supporting effect of the roof support beam 1 on the outer panel of the vehicle roof, and can effectively reduce the weight of the roof support beam 1, thereby achieving the lightweight goal of the roof support beam 1.

[0030] In some embodiments, as shown in Figure 1, conventional weight-reducing holes 21 are also included. Conventional weight-reducing holes 21 are arranged at both ends of the top cover supporting beam 1. Conventional weight-reducing holes 21 can be set to be rectangular, or they can be set to be circular or other shapes according to the requirements of the top cover supporting beam 1, as long as they do not affect the position setting of other functional vias.

[0031] According to some embodiments of the present utility model, at least one support beam 3 is provided in the middle portion of the roof support cross beam 1, and the support beam 3 extends along the length direction of the vehicle.

[0032] Specifically, Figure 1 As shown, the roof support crossbeam 1 is provided with at least one support beam 3, and the support beam 3 is used to improve the self-dent resistance and rigidity of the roof support crossbeam 1, and can provide effective support for the vehicle roof outer panel. The roof support crossbeam 1 is provided with at least one large-sized weight-reducing hole 2. In some embodiments, the large-sized weight-reducing holes 2 are provided in two numbers, and the two large-sized weight-reducing holes 2 are distributed on both sides of the support beam 3.

[0033] In some other embodiments, the support beam 3 can be provided in plurality, and the plurality of support beams 3 are arranged at intervals along the width direction of the vehicle, and a weight reduction hole 2 is provided between two adjacent support beams 3. The design of the plurality of support beams 3 can further improve the self-dent resistance performance of the roof support beam 1, and provide effective support for the outer panel of the vehicle roof.

[0034] In some other embodiments, at least one electrophoresis hole 4 is respectively provided at both ends of the support beam 3 .

[0035] Specifically, as shown in FIG. 1 , the electrophoresis hole 4 is used as a leakage hole for circulating the electrophoresis liquid during coating of the top cover support beam 1 , and the electrophoresis hole 4 is arranged at a lower position of the top cover support beam 1 . The electrophoresis hole 4 can also prevent electromagnetic shielding during the coating process and ensure the electrophoresis effect of the coating. The electrophoresis hole 4 can be arranged in a circular, rectangular, square, etc. shape to ensure effective electrophoresis of the top cover support beam 1 .

[0036] According to some embodiments of the present invention, Figure 2 As shown, a plurality of connection parts 5 are arranged at intervals along the length direction of the roof support cross beam 1 , and the connection parts 5 are used to connect the roof support cross beam 1 with the roof outer panel of the vehicle.

[0037] Specifically, as shown in FIG. 1 , the connection part 5 is arranged at the edge of the side of the roof support beam 1 close to the front of the vehicle and the edge of the side close to the rear of the vehicle, and multiple connection parts 5 on one side are arranged at intervals along the width direction of the vehicle. Multiple first convex connection parts 5 are combined with the edge of the roof support beam 3 to form a sawtooth shape, which is used to meet the lightweight performance of the roof support beam 1. The connection method of the connection part 5 and the outer panel of the vehicle roof can be set in the form of gluing or snap connection. There is no restriction on the specific setting form of the connection part 5, as long as the roof support beam 1 and the outer panel of the roof can be firmly connected through the connection part 5. The number of the connection parts 5 arranged on the edge close to the front of the vehicle and the number of the connection parts 5 arranged on the edge close to the rear of the vehicle are equal, and the spacing distances between the multiple connection parts 5 on the same side are equal. The spacing between the two connection parts 5 arranged at intervals is 80 mm. The spacing between the connection parts 5 arranged at intervals can be set to different spacings according to the requirements of different models.

[0038] The roof support beam 1 is bonded to the roof outer panel of the vehicle, and the connecting portion 5 is provided with a groove 51 for accommodating colloid.

[0039] Specifically, as shown in Figure 1, the connection method between the roof support beam 1 and the roof outer panel of the vehicle is set to be an adhesive method, so the connecting part 5 is set to a groove 51 that can accommodate the colloid. The grooves 51 of multiple connecting parts 5 are all set to a length of 70mm. In some other embodiments, the length of the groove 51 can be designed to other sizes according to the requirements of the vehicle model, as long as it can meet the requirements of accommodating the colloid. In one embodiment, the amount of colloid in the groove 51 is set so that after the roof support beam 1 is installed, the gap between the connecting part 5 and the roof outer panel is 4mm. The gap between the connecting part 5 and the roof outer panel can be controlled by adjusting the amount of colloid. The more the amount of colloid, the larger the gap between the connecting part 5 and the roof outer panel.

[0040] According to some embodiments of the utility model, one end of the roof support beam 1 is provided with a first flange 61 for connecting to a side panel on one side of the vehicle, and the other end of the roof support beam 1 is provided with a second flange 62 for connecting to a side panel on the other side of the vehicle, and the widths of the first flange 61 and the second flange 62 are different.

[0041] Specifically, as shown in FIG. 2 , the first flange 61 is arranged on the left side of the roof support beam 1 , and the second flange 62 is arranged on the right side of the roof support beam 1 , wherein one side of the vehicle is the left side outer panel 11 , and the other side is the right side outer panel 12 , and the top of the left side outer panel 11 and the right side outer panel 12 of the vehicle body is provided with mounting points matching the first flange 61 and the second flange 62 , and in some embodiments, the mounting points are provided as mounting holes. The first flange 61 is installed on the left side outer panel 11 , and the second flange 62 is installed on the right side outer panel 12 . In order to prevent installation errors, the first flange 61 and the second flange 62 are generally provided with different sizes. In some other embodiments, the first flange 61 and the second flange 62 can be provided in various forms, and can be provided as a lap joint structure or a welding structure, as long as the roof support beam 1 can be installed on the side outer panel of the vehicle.

[0042] As shown in FIG. 2 , the first flange 61 is configured to be connected to the left side outer panel 11 of the vehicle body, the first flange 61 is configured to be 16 mm wide, and a pre-fastening 63 with a width of 20 mm is provided at the end of the flange. The left side outer panel 11 of the vehicle body is provided with a pre-fastening through hole 64 with a length of 22 mm and a width of 8 mm. The second flange 62 is configured to be connected to the right side outer panel 12 of the vehicle body, the second flange 62 is configured to be 8 mm wide, and a pre-fastening 63 with a width of 12 mm is provided at the end of the flange. The right side outer panel 12 of the vehicle body is provided with a pre-fastening through hole 64 with a length of 14 mm and a width of 8 mm. By designing the widths of the first flange 61 and the second flange 62 to different sizes, the left side pre-fastening through hole 64 and the right side pre-fastening through hole 64 are set to different sizes to prevent installation errors.

[0043] Another embodiment of the present invention provides a vehicle, comprising the roof support beam 1 mentioned above.

[0044] According to another embodiment of the utility model, the vehicle also includes a roof front cross beam 7 and a roof rear cross beam 8, the roof support cross beam 1 is arranged between the roof front cross beam 7 and the roof rear cross beam 8, and the distance between the roof support cross beam 1 and the roof front cross beam 7 is greater than the distance between the roof support cross beam 1 and the roof rear cross beam 8.

[0045] Specifically, as shown in Figure 3, the roof cover support beam 1 is arranged between the roof cover front beam 7 and the roof cover rear beam 8 and is close to the roof cover rear beam 8, replacing the multiple straight beams between the roof cover front beam 7 and the roof cover rear beam 8 in the prior art. The roof cover support beam 3 can be used in different vehicle models, thereby improving the versatility of the roof cover support beam 3 and reducing the mold opening cost of the roof cover support beam 3.

[0046] According to another embodiment of the present utility model, the vehicle further comprises a roof middle cross beam 9 , and the roof middle cross beam 9 is arranged between the roof front cross beam 7 and the roof support cross beam 1 .

[0047] Specifically, as shown in Figure 3, the middle cross beam 9 of the roof is arranged on the roof without a sunroof 10. The middle cross beam 9 and the vehicle's B-pillar, door sill and seat cross beam form a B ring, which is one of the main force-bearing parts for side collision and providing support for the outer panel of the roof. Due to performance requirements, the material of the middle cross beam 9 of the roof is 340 / 590DP, and the material thickness of the middle cross beam 9 is set to 1.0mm. 80mm long and evenly spaced grooves 51 are arranged on the beam. The grooves 51 are used to accommodate colloid, which connects the middle cross beam 9 of the roof and the outer panel of the roof.

[0048] In some other embodiments, as shown in FIG. 3 , a skylight 10 is provided on the top of the vehicle, and the top cover middle cross beam 9 is arranged on the side of the skylight 10 close to the rear of the vehicle, avoiding the skylight 10 and forming a B ring with the vehicle B-pillar, door sill and seat cross beam. When the skylight 10 is provided or not provided on the roof, the top cover support cross beam 1 is shared.

[0049] Since the width of the middle part of the roof support beam 1 of the utility model is greater than the width of the two end parts, the supporting effect of the roof support beam 1 on the roof is improved, and it can replace multiple straight beams in the prior art, reduce welding processes, improve production cycle, reduce mold development costs, and improve efficiency and quality ratio and practicality.

[0050] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0051] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0052] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0053] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0054] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0055] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A roof support beam, characterized in that: The roof support cross beam (1) extends in the vehicle width direction, the width of the middle portion of the roof support cross beam (1) is greater than the width of the two end portions, at least one weight reduction hole (2) is provided in the middle portion of the roof support cross beam (1), at least one support beam (3) is provided in the middle portion of the roof support cross beam (1), the support beam (3) extends in the vehicle length direction, and at least one electrophoresis hole (4) is provided at each end of the support beam (3).

2. The roof support beam according to claim 1, characterized in that: A plurality of connection parts (5) are arranged at intervals along the length direction of the roof support cross beam (1), and the connection parts (5) are used to connect the roof support cross beam (1) to the roof outer panel of the vehicle.

3. The roof support beam according to claim 2, characterized in that: The roof support cross beam (1) is bonded to the roof outer panel of the vehicle, and the connecting portion (5) is provided with a groove (51) for accommodating colloid.

4. The roof support beam according to claim 3, characterized in that: One end of the roof support crossbeam (1) is provided with a first flange (61) for connecting to a side panel on one side of the vehicle, and the other end of the roof support crossbeam (1) is provided with a second flange (62) for connecting to a side panel on the other side of the vehicle, and the first flange (61) and the second flange (62) have different widths.

5. A vehicle, characterized in that: It comprises a top cover supporting cross beam as described in any one of claims 1-4.

6. The vehicle according to claim 5, characterized in that The vehicle further comprises a front cross beam (7) and a rear cross beam (8) of the roof, the roof support cross beam (1) being arranged between the front cross beam (7) and the rear cross beam (8) of the roof, and the distance between the roof support cross beam (1) and the front cross beam (7) of the roof is greater than the distance between the roof support cross beam (1) and the rear cross beam (8) of the roof.

7. The vehicle according to claim 6, characterized in that The vehicle further comprises a roof middle cross beam (9), wherein the roof middle cross beam (9) is arranged between the roof front cross beam (7) and the roof support cross beam (1).

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