Lightweight step support

Abstract

The utility model discloses a lightweight step bracket, which relates to the technical field of vehicle processing and production and comprises a vehicle end connecting part arranged at the upper end and connected with a cab, a step connecting part arranged at the lower end and connected with a step, and a support connecting part for connecting the vehicle end connecting part and the step connecting part, the vehicle end connecting part, the step connecting part and the supporting connecting part are each provided with a hollow weight reduction structure and a bent reinforcing structure. The vehicle end connecting part is matched and connected with the cab, and the step connecting part is fixedly connected with the step, so that the original function of the step bracket is met; meanwhile, the hollow weight reducing structures and the bending reinforcing structures are arranged on the vehicle end connecting part, the step connecting part and the supporting connecting part, so that the use performance requirement is met, the better lightweight index is achieved, the production cost is reduced, and the product performance is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of vehicle processing and production, and specifically relates to a lightweight step bracket. Background Art

[0002] In traditional and new energy powered light trucks, lightweighting is related to product cost and performance. This proposal aims to provide a lightweight step bracket that not only meets its performance requirements but also has better lightweight indicators, reduces production costs and improves product performance. Utility Model Content

[0003] The utility model provides a lightweight step bracket, which is used to solve the problems of heavy weight and high cost of the existing step bracket.

[0004] To achieve the above-mentioned purpose, the utility model provides a lightweight step bracket, including a vehicle-end connection portion arranged at the upper end connected to the cab, a step connection portion arranged at the lower end connected to the step, and a supporting connection portion connecting the vehicle-end connection portion and the step connection portion, wherein the vehicle-end connection portion, the step connection portion and the supporting connection portion are all provided with a hollow weight-reducing structure and a bending reinforcement structure.

[0005] Furthermore, the supporting connection portion is a U-shaped structure, including a first supporting member and a second supporting member, a first U-shaped groove is provided between the first supporting member and the second supporting member, and a bending structure is provided at the edges of the first supporting member and the second supporting member.

[0006] Furthermore, the vehicle-end connecting part includes a first vehicle-end connecting part arranged at the upper end of the first supporting part, and a second vehicle-end connecting part arranged at the upper end of the second supporting part, the edge of the first vehicle-end connecting part is provided with a bending structure, and the first vehicle-end connecting part and the second vehicle-end connecting part are both detachably connected to the cab.

[0007] Furthermore, the first vehicle-end connecting member is provided with a first mounting hole and a second mounting hole, the second vehicle-end connecting member is provided with a third mounting hole, the first supporting member is provided with a fourth mounting hole, and the second supporting member is provided with a fifth mounting hole.

[0008] Further, a spatial triangle is formed among the first mounting hole, the second mounting hole, the third mounting hole, the fourth mounting hole and the fifth mounting hole.

[0009] Furthermore, bosses are provided at the fourth mounting hole and the fifth mounting hole, and the fourth mounting hole and the fifth mounting hole are opened at the middle position of the bosses.

[0010] Furthermore, the supporting connection portion is provided with a plurality of reinforcing ribs.

[0011] Furthermore, the support connection portion and the step connection portion are vertically connected and a buffer arc segment is provided at the connection.

[0012] Furthermore, the step connection portion includes a first step connection member and a second step connection member, the first step connection member is provided with a plurality of first step mounting holes, and the second step connection member is provided with a plurality of second step mounting holes.

[0013] Furthermore, a second U-shaped groove is provided between the first step connecting member and the second step connecting member, and the bottoms of the first U-shaped groove and the second U-shaped groove are both connected with rounded corners.

[0014] The utility model is connected to the cab through the vehicle end connection part, and is connected and fixed to the step through the step connection part, so as to meet the original function of the step bracket. At the same time, by providing a hollow weight-reducing structure and a bending reinforcement structure at the vehicle end connection part, the step connection part and the support connection part, it not only meets its performance requirements but also has a better lightweight index, reduces production costs and improves product performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention.

[0016] In the attached picture:

[0017] Figure 1 This is a schematic diagram of the overall structure of an implementation method of the utility model;

[0018] Figure 2 This is another schematic diagram of the overall structure in one implementation manner of the utility model.

[0019] List of parts and reference numerals:

[0020] 1. vehicle end connection part, 11. first vehicle end connection piece, 111. first mounting hole, 12. second vehicle end connection piece, 121. second mounting hole, 122. third mounting hole;

[0021] 2. Support connection part; 21. First support member, 211. Fourth mounting hole, 22. Second support member, 221. Fifth mounting hole, 23. Reinforcement rib, 24. First U-shaped groove;

[0022] 3. Step connection part, 31. First step connection piece, 311. First step mounting hole, 32. Second step connection piece, 321. Second step mounting hole, 33. Second U-shaped groove. DETAILED DESCRIPTION

[0023] In order to more clearly illustrate the overall concept of the utility model, a detailed description is given below in the form of examples in conjunction with the accompanying drawings.

[0024] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited by the specific embodiments disclosed below. It should be noted that the embodiments of the present invention and the features in each embodiment may be combined with each other without conflict.

[0025] In addition, in the description of the present invention, it should be understood that the terms "top", "bottom", "inside", "outside", etc. 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, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" 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, an electrical connection, or a communication; 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. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] In the present utility model, unless otherwise clearly specified and limited, the first feature "above" or "below" the second feature may be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" 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 representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in an appropriate manner in any one or more embodiments or examples.

[0028] Embodiment 1:

[0029] like Figure 1 and Figure 2As shown, the utility model provides a lightweight step bracket, including a vehicle-end connection part 1 arranged at the upper end and connected to the cab, a step connection part 3 arranged at the lower end and connected to the step, and a support connection part 2 connecting the vehicle-end connection part 1 and the step connection part 3. The vehicle-end connection part 1, the step connection part 3 and the support connection part 2 are all provided with a hollow weight-reducing structure and a bending reinforcement structure.

[0030] Specifically, in vehicle manufacturing and use, the function of the step bracket is to fix the step, and the step bracket must be fixed in the cab, so the vehicle end connection part 1 is provided to be connected and fixed with the connection structure in the cab, the step connection part 3 is provided to be fixedly connected with the step, and the support connection part 2 is provided to achieve the fixed connection between the vehicle end connection part 1 and the step connection part 3. By providing a hollow weight-reducing structure and a bending reinforcement structure on the step bracket, the weight of the step bracket can be reduced while meeting the structural strength requirements of the step bracket, which can not only meet its performance requirements but also have better lightweight indicators, reduce production costs, and improve product performance.

[0031] As a preferred implementation mode of this embodiment: the supporting connection part 2 is a U-shaped structure, including a first support member 21 and a second support member 22, a first U-shaped groove 24 is provided between the first support member 21 and the second support member 22, and a bending structure is provided at the edges of the first support member 21 and the second support member 22.

[0032] Specifically, a U-shaped structure is provided in the support connection part 2, and a first U-shaped groove 24, i.e., a hollow weight-reducing structure, is provided inside to reduce the weight of the support connection part 2, and a first support member 21 and a second support member 22 are provided to cooperate and fix the connection with the vehicle end connection part 1 at the upper end.

[0033] As a preferred implementation manner of this embodiment: the vehicle-end connecting part 1 includes a first vehicle-end connecting member 11 arranged at the upper end of the first supporting member 21, and a second vehicle-end connecting member 12 arranged at the upper end of the second supporting member 22, and the edge of the first vehicle-end connecting member 11 is provided with a bending structure, and the first vehicle-end connecting member 11 and the second vehicle-end connecting member 12 are both detachably connected to the cab.

[0034] Specifically, in order to reduce the weight of the vehicle-end connection part 1, the vehicle-end connection part 1 is configured as a separated first vehicle-end connection member 11 and a second vehicle-end connection member 12, which are respectively fixedly connected to the first support member 21 and the second support member 22 in the support connection part 2, thereby achieving lightweighting of the step bracket on the basis of meeting the requirement of fixed connection with the cab.

[0035] As a preferred implementation manner of this embodiment: the first vehicle-end connecting member 11 is provided with a first mounting hole 111 and a second mounting hole 121, the second vehicle-end connecting member 12 is provided with a third mounting hole 122, the first supporting member 21 is provided with a fourth mounting hole 211, and the second supporting member 22 is provided with a fifth mounting hole 221.

[0036] Specifically, the step bracket is detachably fixed in the cab by setting mounting holes that match the cab connector at corresponding positions of the vehicle end connection part 1 and the support connection part 2. It should be noted that the number of mounting holes is not specifically limited and can be set according to actual production needs.

[0037] As a preferred implementation of this embodiment: a spatial triangle is formed among the first mounting hole 111 , the second mounting hole 121 , the third mounting hole 122 , the fourth mounting hole 211 and the fifth mounting hole 221 .

[0038] Specifically, the positions between the mounting holes are formed into a spatial triangular structure, thereby increasing the structural strength and stability of the connection with the cab.

[0039] As a preferred implementation of this embodiment: bosses are provided at the fourth mounting hole 211 and the fifth mounting hole 221 , and the fourth mounting hole 211 and the fifth mounting hole 221 are opened in the middle position of the bosses.

[0040] Specifically, bosses are provided at the fourth mounting hole 211 and the fifth mounting hole 221 to increase the structural strength and stability of the connection between the step bracket and the cab, and also to facilitate positioning and installation with the connecting structure in the cab.

[0041] As a preferred implementation of this embodiment: the supporting connection part 2 is provided with a plurality of reinforcing ribs 23 .

[0042] Specifically, as shown in the figure, two reinforcing ribs 23 are provided on the first support member 21 and the second support member 22. The two groups of reinforcing ribs 23 are symmetrically arranged, and the reinforcing ribs 23 are all protruding structures to increase the Z-direction rigidity of the step bracket and alleviate stress concentration.

[0043] As a preferred implementation of this embodiment: the support connection part 2 is vertically connected to the step connection part 3, and a buffer arc section is provided at the connection. The step connection part 3 includes a first step connection member 31 and a second step connection member 32, and the first step connection member 31 is provided with a plurality of first step mounting holes 311, and the second step connection member 32 is provided with a plurality of second step mounting holes 321. A second U-shaped groove 33 is provided between the first step connection member 31 and the second step connection member 32, and the bottoms of the first U-shaped groove 24 and the second U-shaped groove 33 are both connected with rounded corners.

[0044] Specifically, the support connection part 2 and the step connection part 3 are provided with an arc-shaped connection section for buffering stress. The weight of the step connection part 3 is reduced by providing a second U-shaped groove 33, i.e., a hollow weight-reducing structure, on the step connection part 3. The stress concentration phenomenon is alleviated by providing transitional fillets at the first U-shaped groove 24 and the second U-shaped groove 33.

[0045] The parts not described in the present invention can be realized by adopting or drawing on the existing technology.

[0046] Each embodiment in this specification is described in a progressive manner, and the same or similar parts between the embodiments can be referred to each other, and each embodiment focuses on the differences from other embodiments. The above is only an embodiment of the utility model and is not intended to limit the utility model. For those skilled in the art, the utility model can have various changes and variations. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the utility model should be included in the scope of the claims of the utility model.

Claims

1. A lightweight step bracket, characterized in that: It includes a vehicle end connection part connected to the cab at the upper end, a step connection part connected to the step at the lower end, and a support connection part connecting the vehicle end connection part and the step connection part. The vehicle end connection part, the step connection part and the support connection part are all provided with a hollow weight-reducing structure and a bending reinforcement structure.

2. A lightweight step bracket according to claim 1, characterized in that: The supporting connection part is a U-shaped structure, including a first supporting member and a second supporting member, a first U-shaped groove is provided between the first supporting member and the second supporting member, and a bending structure is provided at the edges of the first supporting member and the second supporting member.

3. A lightweight step support according to claim 2, characterized in that: The vehicle-end connecting part includes a first vehicle-end connecting part arranged at the upper end of the first supporting part, and a second vehicle-end connecting part arranged at the upper end of the second supporting part. The edge of the first vehicle-end connecting part is provided with a bending structure, and the first vehicle-end connecting part and the second vehicle-end connecting part are both detachably connected to the cab.

4. A lightweight step support according to claim 3, characterized in that: The first vehicle-end connecting member is provided with a first mounting hole and a second mounting hole, the second vehicle-end connecting member is provided with a third mounting hole, the first supporting member is provided with a fourth mounting hole, and the second supporting member is provided with a fifth mounting hole.

5. A lightweight step support according to claim 4, characterized in that: A spatial triangle is formed between the first mounting hole, the second mounting hole, the third mounting hole, the fourth mounting hole and the fifth mounting hole.

6. A lightweight step support according to claim 4 or 5, characterized in that: The fourth mounting hole and the fifth mounting hole are both provided with bosses, and the fourth mounting hole and the fifth mounting hole are opened at the middle position of the bosses.

7. A lightweight step support according to claim 1, characterized in that: The supporting connection portion is provided with a plurality of reinforcing ribs.

8. The lightweight step support according to claim 1, characterized in that: The support connection part and the step connection part are vertically connected and a buffer arc section is provided at the connection.

9. A lightweight step support according to claim 2, characterized in that: The step connection part includes a first step connection member and a second step connection member, the first step connection member is provided with a plurality of first step installation holes, and the second step connection member is provided with a plurality of second step installation holes.

10. A lightweight step support according to claim 9, characterized in that: A second U-shaped groove is provided between the first step connecting member and the second step connecting member, and the bottoms of the first U-shaped groove and the second U-shaped groove are both connected with rounded corners.

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