Aluminum die-casting door inner plate of heavy truck
By using lightweight aluminum and integrated die-casting technology on the inner panel of the heavy truck door, combining thin wall, reinforcement and column structures, integrating multiple installation structures and general interfaces, the problem of the lack of lightweight door inner panels in the heavy truck industry is solved, and the lightweight design and rigid strength performance of the whole vehicle are achieved.
Patent Information
- Application Number
- CN202420834389.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-19
- Publication Date
- 2025-03-14
- Estimated Expiration
- 2034-04-19
AI Technical Summary
The heavy truck industry lacks door inner panels suitable for aluminum die-casting integrated molding, making it difficult to achieve the lightweight design of the whole vehicle.
It adopts lightweight aluminum and integrated die-casting process, combined with thin-wall, reinforcement and column structures, and integrates doors and windows, door locks, hinges, exterior handles, rearview mirrors, blind mirrors and lower trim panel installation structures, and adapts to door accessories of different configurations through a general interface.
It realizes the integrated and lightweight design of the door inner panel, while ensuring its rigid strength performance, and is suitable for the new energy transformation needs of the heavy truck industry.
Smart Images
Figure CN222610897U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of truck parts, in particular to an aluminum die-casting door inner panel for a heavy truck. Background Art
[0002] Aluminum alloy integrated die-casting structural parts have the advantages of light weight, high integration, and reliable performance. The application of integrated die-casting technology in high-end passenger cars, new car-making forces and other products is gradually increasing, but the research and application in the heavy-duty truck industry is relatively blank. As the heavy-duty truck industry gradually accelerates its transformation to new energy, the lightweight design of the whole vehicle has received more and more attention. Among them, the application of integrated die-casting technology of lightweight materials will be an effective means to achieve the lightweight design of the cab body.
[0003] Therefore, a door inner panel formed by one-piece aluminum die-casting specifically for heavy trucks is needed to solve the above problems. Utility Model Content
[0004] The utility model aims to provide a heavy-duty truck aluminum die-casting door inner panel, which has a certain lightness and realizes integrated and lightweight design while ensuring its rigidity performance by combining lightweight aluminum material with an integrated die-casting process.
[0005] In order to achieve the above purpose, the utility model is implemented through the following technical solutions:
[0006] The main structure includes a basic mechanism and a main mechanism. The basic mechanism includes a thin wall, reinforcing ribs and a column base. The thin wall is specifically a frame structure of unequal thickness. The main mechanism is integrated on the thin wall. The main mechanism includes: a door and window structure, a door lock installation structure, a hinge installation structure, an external handle installation structure, a rearview mirror installation structure, a blind mirror installation structure and a lower trim installation structure.
[0007] Preferably, the thickness of the thin wall is 2.2 mm-5 mm.
[0008] Preferably, the door and window structure is arranged at the upper end of the thin wall, specifically an irregular trapezoidal opening, and penetrates the thin wall. The lower trim panel mounting structure is arranged at the lower part of the door and window structure, specifically an irregular trapezoidal structure, and a universal interface is arranged on the surrounding wall of the lower trim panel mounting structure.
[0009] Preferably, the door lock mounting structure and the outer handle mounting structure are both arranged on the right side of the thin wall, the door lock mounting structure is arranged at the middle position of the right side of the thin wall, and the outer handle mounting structure is arranged at the lower part of the door lock mounting structure.
[0010] Preferably, the reinforcing ribs are arranged on the circumferential side of the thin-walled surface and are continuously distributed in a Z shape on the circumferential side of the door and window structure, the circumferential side of the lower trim panel mounting structure and the circumferential side of the hinge mounting structure, and a column base is arranged at the inflection point of the reinforcing ribs.
[0011] Preferably, it is characterized in that the universal interface is a column base structure with circumferential radiating reinforcement ribs, and screw holes are opened on the column base structure.
[0012] Compared with the prior art, the beneficial effects of the present invention are:
[0013] It has a certain lightness, and through the combination of lightweight aluminum materials and one-piece die-casting technology, it ensures its rigidity and strength performance while achieving an integrated and lightweight design. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Attached Figure 1 It is the front view of the utility model.
[0015] Numbers shown in the accompanying drawings:
[0016] 1. Thin wall; 2. Reinforcement ribs; 3. Column base; 4. Door and window installation structure; 5. Door lock installation structure; 6. Hinge installation structure; 7. External handle installation structure; 8. Rearview mirror installation structure; 9. Blind mirror installation structure; 10. Lower trim installation structure; 11. Universal interface. DETAILED DESCRIPTION
[0017] The present invention is further described below in conjunction with specific embodiments. It should be understood that these embodiments are only used to illustrate the present invention and are not used to limit the scope of the present invention. In addition, it should be understood that after reading the content taught by the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalent forms also fall within the scope defined by the present application.
[0018] In the present invention, terms such as "upper", "lower", "left", "right", "front", "back", "vertical", "horizontal", "side", "bottom", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are relational words determined only for the convenience of describing the structural relationships of the various parts or elements of the present invention, and do not specifically refer to any part or element in the present invention and should not be understood as limitations on the present invention.
[0019] In the present invention, terms such as "fixed connection", "connected", "connection", etc. should be understood in a broad sense, indicating that it can be fixedly connected, integrally connected or detachably connected; it can be directly connected or indirectly connected through an intermediate medium. Relevant scientific research or technical personnel in this field can determine the specific meanings of the above terms in the present invention according to specific circumstances, and they should not be understood as limiting the present invention.
[0020] Example:
[0021] like Figure 1As shown, the main structure includes a basic mechanism and a main mechanism. The basic mechanism includes a thin wall, reinforcing ribs and a column base. The thin wall is specifically a frame structure of unequal thickness. The main mechanism is integrated on the thin wall. The main mechanism includes: a door and window structure, a door lock installation structure, a hinge installation structure, an external handle installation structure, a rearview mirror installation structure, a blind mirror installation structure and a lower trim installation structure.
[0022] The aluminum door inner panel has a certain degree of integration, adopts an aluminum alloy integrated die-casting process, and integrates a window frame structure, a door lock installation reinforcement structure, a hinge installation reinforcement structure, an outer handle installation reinforcement structure, a rearview mirror installation reinforcement structure, a blind mirror installation reinforcement structure, a lower trim installation reinforcement structure, etc.;
[0023] The thickness of the unequal thin walls of the basic structure ranges from 2.2 mm to 5 mm, the base material thickness is 2.2 mm, and the material thickness transition at the installation surfaces of key components such as door locks and hinges is 5 mm.
[0024] The reinforcing ribs of the basic structure are concentrated at the window frame, the hinge installation and the lower edge of the window. The reinforcing ribs at the window frame and the hinge installation are higher and distributed continuously in a Z shape. The reinforcing ribs at the lower edge of the window are lower and are arranged equidistantly from the lower edge of the window in the normal direction.
[0025] Columns are distributed at the turning points of the Z-shaped ribs, and some of the column pedestals are demoulding top columns + common installation platforms;
[0026] The aluminum door inner panel has a certain degree of versatility and is arranged with multiple universal interfaces. The universal interface is a column base structure with circumferential radiating reinforcement ribs, and a threaded through hole is opened on the column base. The universal interface can adapt to two configurations of door accessories, namely a lifter module without an observation window and an observation window module with an observation window.
Claims
1. A heavy-duty truck aluminum die-casting door inner panel, characterized in that: It includes a basic structure and a main structure. The basic structure includes a thin wall, reinforcing ribs and a column base. The thin wall is specifically a frame structure of unequal thickness. The main structure is integrated on the thin wall. The main structure includes: a door and window structure, a door lock installation structure, a hinge installation structure, an outside handle installation structure, a rearview mirror installation structure, a blind mirror installation structure and a lower trim installation structure.
2. The heavy-duty truck aluminum die-casting door inner panel according to claim 1, characterized in that: The thickness of the thin wall is 2.2 mm to 5 mm.
3. The heavy-duty truck aluminum die-casting door inner panel according to claim 1, characterized in that: The door and window structure is arranged at the upper end of the thin wall, specifically an irregular trapezoidal opening, and penetrates the thin wall. The lower decorative panel mounting structure is arranged at the lower part of the door and window structure, specifically an irregular trapezoidal structure, and a universal interface is arranged on the surrounding wall of the lower decorative panel mounting structure.
4. The heavy-duty truck aluminum die-casting door inner panel according to claim 1, characterized in that: The door lock mounting structure and the outer handle mounting structure are both arranged on the right side of the thin wall, the door lock mounting structure is arranged in the middle position of the right side of the thin wall, and the outer handle mounting structure is arranged at the lower part of the door lock mounting structure.
5. The heavy-duty truck aluminum die-casting door inner panel according to claim 1, characterized in that: The reinforcing ribs are arranged on the peripheral side of the thin-wall surface and are continuously distributed in a Z shape on the peripheral side of the door and window structure, the peripheral side of the lower decorative panel installation structure and the peripheral side of the hinge installation structure. A column base is arranged at the inflection point of the reinforcing ribs.
6. The heavy-duty truck aluminum die-casting door inner panel according to claim 3, characterized in that: The universal interface is a column base structure with circumferential radiating reinforcing ribs, and screw holes are provided on the column base structure.