Lightweight high-temperature-resistant bottom welding assembly

By introducing a combination of reinforcing vertical bars, trapezoidal frames, and nano-ceramic reinforcing layers into the welding components at the bottom of the car, the problems of insufficient lightweighting and high-temperature resistance were solved, and the overall strength and high-temperature resistance were improved.

CN223919268UActive Publication Date: 2026-02-17DANYANG HUADONG MUFFLER CO LTD
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Patent Information

Application Number
CN202520685241.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-12
Publication Date
2026-02-17
Estimated Expiration
2035-04-12

AI Technical Summary

Technical Problem

Existing automotive underbody welded frames are insufficient in terms of lightweighting and high-temperature resistance. Traditional designs result in excessive weight and are prone to thermal expansion deformation and oxidation corrosion.

Method used

The design employs a combination of reinforced vertical bars, trapezoidal frames, X-shaped reinforcing bars, and nano-ceramic reinforcing layers to form a one-piece, lightweight, high-temperature resistant bottom welded assembly, enhancing overall strength and high-temperature resistance.

Benefits of technology

While achieving lightweight design, it also enhances the overall strength and high-temperature resistance of the bottom welded components, avoiding the need for additional parts and improving service life and stability.

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Abstract

The utility model discloses a light-weight high-temperature-resistant bottom welding assembly which comprises a square frame, a first positioning support extending upwards is arranged on the square frame, reinforcing trapezoid frames folded downwards are arranged on the upper side and the lower side of the square frame, a second positioning support is arranged at the bottoms of the reinforcing trapezoid frames, and a reinforcing vertical rod is arranged in the middle of the square frame. Nano ceramic reinforcing layers are arranged on the outer sides of the square frame, the reinforcing trapezoidal frame and the reinforcing vertical rods, and X-shaped reinforcing rods connected with the square frame are arranged on the two sides of the reinforcing vertical rods. By arranging the reinforcing vertical rods, the reinforcing trapezoidal frames, the X-shaped reinforcing rods and the nano ceramic reinforcing layers, the off-road vehicle bottom welding assembly is integrally reinforced, the overall strength and the high-stability-resistant performance of the off-road vehicle bottom welding assembly are enhanced, the situation that other parts are additionally arranged at the bottom of an off-road vehicle to enhance the strength is avoided, and light weight is achieved.
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Description

TECHNICAL FIELD

[0001] The utility model belongs to off -road vehicle parts field, concretely relates to a kind of lightweight high-temperature-resistant bottom welding assembly. BACKGROUND

[0002] With the continuous improvement of the demand of modern industry to lightweight, high strength and environmental resistance, the traditional metal welding frame in automobile production line is mostly designed with homogeneous sheet or intensive reinforcing rib, which can ensure certain rigidity, but the redundant structure leads to excessive weight, which is difficult to meet the demand of lightweight, and the high-frequency thermal cycle in welding operation is easy to cause thermal expansion deformation of metal frame, and oxidation corrosion is easy to occur in weld area. SUMMARY

[0003] Therefore, the utility model provides a kind of lightweight high-temperature-resistant bottom welding assembly, which is strengthened by setting reinforcing vertical pole, reinforcing trapezoidal frame, X-shaped reinforcing rod and nano ceramic reinforcing layer, which strengthens the overall strength and high-temperature resistance of off-road vehicle bottom welding assembly, avoids the installation of other components to enhance the strength of off-road vehicle bottom, and realizes lightweight.

[0004] According to the utility model one embodiment, wherein the above-mentioned one kind of lightweight high-temperature-resistant bottom welding assembly includes: square frame, square frame is equipped with the first positioning support extending upwards, square frame upper and lower sides are equipped with the reinforcing trapezoidal frame that is folded downwards, the second positioning support is equipped in reinforcing trapezoidal frame bottom, reinforcing vertical pole is equipped in square frame middle, square frame, reinforcing trapezoidal frame and reinforcing vertical pole outside are equipped with nano ceramic reinforcing layer, X-shaped reinforcing rod is equipped in reinforcing vertical pole two sides and is connected with square frame.

[0005] According to the utility model one embodiment, wherein the above-mentioned square frame, reinforcing trapezoidal frame and reinforcing vertical pole are integrally formed.

[0006] According to the utility model one embodiment, wherein the above-mentioned first positioning support and second positioning support are consistent in number, and the number is 4 groups.

[0007] According to the utility model one embodiment, wherein the above-mentioned first positioning support and second positioning support are equipped with positioning mounting hole.

[0008] Compared with prior art, the utility model can obtain the following technical effects:

[0009] 1) by setting reinforcing vertical pole, reinforcing trapezoidal frame, X-shaped reinforcing rod and nano ceramic reinforcing layer, which strengthens the overall strength and high-temperature resistance of off-road vehicle bottom welding assembly, avoids the installation of other components to enhance the strength of off-road vehicle bottom, and realizes lightweight.

[0010] Of course, any product implementing the present application does not necessarily need to achieve all the above technical effects simultaneously. BRIEF DESCRIPTION OF DRAWINGS

[0011] The accompanying drawings, which are included to provide a further understanding of the present application and are incorporated in and constitute a part of this application, illustrate embodiments of the present application and together with the description serve to explain the present application. In the drawings:

[0012] Figure 1 is a schematic view of a light-weight high-temperature-resistant bottom welding assembly according to an embodiment of the present application.

[0013] IDENTIFICATION OF DRAWINGS

[0014] The square frame 10, the first positioning support 20, the reinforced trapezoidal frame 30, the second positioning support 40, the reinforced vertical rod 50, the nanometer ceramic reinforcing layer 60, and the X-shaped reinforcing rod 70. DETAILED DESCRIPTION

[0015] The embodiments of the present application will be described in detail below with reference to the accompanying drawings and embodiments, so that the implementation process of how the present application applies technical means to solve technical problems and achieve technical effects can be fully understood and implemented.

[0016] Please refer to Figure 1 , Figure 1 is a schematic view of a light-weight high-temperature-resistant bottom welding assembly according to an embodiment of the present application. As shown in the figure, a light-weight high-temperature-resistant bottom welding assembly comprises: a square frame 10, the square frame 10 is provided with a first positioning support 20 extending upward, the square frame 10 is provided with a reinforced trapezoidal frame 30 folded downward on the upper and lower sides, and the reinforced trapezoidal frame 30 is provided with a second positioning support 40 at the bottom.

[0017] In an embodiment of the present application, the square frame 10 is provided with a first positioning support 20 extending upward for fixing the top support of the off-road vehicle, the square frame 10 is provided with a reinforced trapezoidal frame 30 folded downward on the upper and lower sides, the strength of the lower part of the square frame 10 is strengthened by the reinforced trapezoidal frame 30 to form a support frame, and the reinforced trapezoidal frame 30 is provided with a second positioning support 40 at the bottom for connecting with other parts of the off-road vehicle.

[0018] Further, the square frame 10 is provided with a reinforced vertical rod 50 in the middle, the square frame 10, the reinforced trapezoidal frame 30, and the reinforced vertical rod 50 are provided with a nanometer ceramic reinforcing layer 60 outside, and the reinforced vertical rod 50 is provided with an X-shaped reinforcing rod 70 connected with the square frame 10 on both sides.

[0019] In detail, the reinforcing vertical pole 50 is arranged in the middle of the square frame 10, the square frame 10, the reinforcing trapezoidal frame 30 and the reinforcing vertical pole 50 are provided with the nanometer ceramic reinforcing layer 60 outside, the nanometer ceramic reinforcing layer 60 enhances the strength and high-temperature resistance of the square frame 10, the reinforcing trapezoidal frame 30 and the reinforcing vertical pole 50 as a whole, and enhances the service life thereof. The square frame 10, the reinforcing trapezoidal frame 30 and the reinforcing vertical pole 50 are integrally formed, and finally, the X-shaped reinforcing pole 70 connected with the square frame 10 is arranged on both sides of the reinforcing vertical pole 50, and the X-shaped reinforcing pole 70 enhances the strength of the square frame 10 as a whole.

[0020] Further, the first positioning support 20 and the second positioning support 40 are consistent in number, and the number is four groups, the first positioning support 20 and the second positioning support 40 are provided with positioning mounting holes, and are used for stably mounting other components of the off-road vehicle.

[0021] In summary, the reinforcing vertical pole 50, the reinforcing trapezoidal frame 30, the X-shaped reinforcing pole 70 and the nanometer ceramic reinforcing layer 60 are arranged, the off-road vehicle bottom welding assembly is reinforced as a whole, the overall strength is enhanced, other components are not additionally arranged on the off-road vehicle bottom to enhance the strength, and light weight is realized.

[0022] The above description shows and describes several preferred embodiments of the utility model, but as before, it should be understood that the utility model is not limited to the forms disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the utility model concept disclosed herein by the above teaching or related technical or knowledge. The modification and change made by the person skilled in the art do not deviate from the spirit and scope of the utility model, and should be within the protection scope of the claims attached to the utility model.

Claims

1. A lightweight, high temperature resistant bottom weld assembly, characterized by, The utility model relates to a square frame is equipped with the first positioning support that extends upwards, and the square frame is equipped with the reinforcing trapezoidal frame that is folded down on both sides, and the reinforcing trapezoidal frame bottom is equipped with the second positioning support, and the square frame middle is equipped with reinforcing vertical pole, and the square frame, reinforcing trapezoidal frame and reinforcing vertical pole outside are equipped with nanometer ceramic reinforcing layer, and reinforcing vertical pole both sides are equipped with the X type reinforcing rod connected with square frame. The square frame, the reinforcing trapezoidal frame and the reinforcing vertical pole are integrally formed.

2. The lightweight, high temperature resistant bottom weld assembly of claim 1, wherein, The first positioning support and the second positioning support are consistent in number, and the number is 4 groups.

3. The lightweight high temperature resistant bottom weld assembly of claim 1, wherein, The first positioning support and the second positioning support are provided with positioning mounting holes.

4. The lightweight high temperature resistant bottom weldment assembly of claim 1, wherein, ​