Commercial vehicle new energy battery frame assembly

Abstract

The utility model discloses a commercial vehicle new energy battery frame assembly which comprises a left side frame, a right side frame and a cross beam, the left side frame and the right side frame are the same in structure, the left side frame comprises a load-bearing framework, load-bearing supports are arranged at the front end and the rear end of the load-bearing framework, and each load-bearing support comprises a main plate body, an outer reinforcing plate, a cross beam connecting support and a reinforcing support. The main plate body is provided with a right side flanging part and a lower side flanging part, one end, adjacent to the right side flanging part, of the lower side flanging part is bent to form an inner reinforcing plate, the inner reinforcing plate is stacked on the inner surface of the right side flanging part of the main plate body, and the outer reinforcing plate is stacked on the outer surface of the right side flanging part of the main plate body to form a reinforcing connecting part; and the cross beam connecting bracket is fixed on the reinforcing connecting part and is connected into a whole through the reinforcing bracket. According to the utility model, the stacked connecting structure is adopted, so that the strength of the connecting part is effectively improved, the risk of fracture of the connecting part caused by vibration is avoided, and meanwhile, the light weight and the production cost reduction are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model belongs to new energy vehicle battery package installation structure technical field, especially a commercial vehicle new energy battery frame assembly. BACKGROUND

[0002] The patent document with the announcement number CN 221437714 U discloses a battery support assembly structure for heavy vehicles, and the technical content includes: a third connecting interface is arranged below the second connecting interface on the first battery frame and the second battery frame, a bottom crossbeam is arranged between the oppositely arranged third connecting interfaces, and the two ends of the bottom crossbeam are fixedly connected to the oppositely arranged third connecting interfaces on the first battery frame and the second battery frame.

[0003] The inventor found the following problems in the process of implementing the utility model:

[0004] The existing technology has the following problems: first, the strength of the connection between the bottom crossbeam and the first battery frame and the second battery frame is not enough, and fatigue fracture is prone to occur at the connection after long-term vibration; second, the structure of the existing technology is relatively complex, which is not conducive to lightweight and has high production cost. SUMMARY

[0005] In order to solve the problems of fatigue fracture at the connection and large weight in the existing technology, the utility model provides a commercial vehicle new energy battery frame assembly.

[0006] Therefore, the technical scheme of the utility model is as follows: a commercial vehicle new energy battery frame assembly, which comprises a left side frame, a right side frame and a crossbeam, the left side frame and the right side frame have the same structure, the left side frame comprises a load-bearing framework, load-bearing supports are arranged on the front and rear ends of the load-bearing framework, characterized in that: the load-bearing supports comprise a main plate body, an outer reinforcing plate, a crossbeam connecting support and a reinforcing support, the main plate body is provided with a right side flange and a lower side flange, an inner reinforcing plate is bent on one end of the lower side flange adjacent to the right side flange, the inner reinforcing plate is stacked on the inner surface of the right side flange of the main plate body, the outer reinforcing plate is stacked on the outer surface of the right side flange of the main plate body, the main plate body, the inner reinforcing plate and the outer reinforcing plate stacked together form a reinforcing connecting part, the crossbeam connecting support is fixed on the reinforcing connecting part, and the reinforcing support connects the reinforcing connecting part and the crossbeam connecting support into a whole.

[0007] The further improvement of the above technical scheme is that: composite battery protection covers are arranged on the left side frame and the right side frame, the composite battery protection covers are made of aluminum plates or plastic injection molded covers; the composite structure is conducive to lightweight and reduces production cost.

[0008] The further improvement of the above technical scheme is that a protective layer is arranged on the outer surface of the outer cover, and the protective layer is an adhesive rubber asphalt coating layer; a firm and elastic protective layer is formed on the outer cover, so that the impact of flying stones and sand is prevented, and the corrosion of moisture, acid rain and salt on the battery frame is avoided.

[0009] Beneficial effects: compared with the prior art, the reinforcing connection structure designed by the utility model is simple, which is beneficial to lightweight and cost reduction; by adopting the stacking mode, the strength of the connection part is effectively improved, so that the risk of fracture of the connection part caused by vibration is avoided. The utility model has the advantages of safety, high strength, strong bearing capacity and long service life. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 is the structural diagram of the utility model.

[0011] Figure 2 is the structural diagram of the left side frame of the utility model.

[0012] Figure 3 is Figure 2 the front view of the load-bearing support.

[0013] Figure 4 is Figure 3 the partial enlarged view of

[0014] Figure 5 is the back view of the load-bearing support of the utility model.

[0015] As shown in the figure: 1, left side frame; 2, right side frame; 3, cross beam; 4, composite battery protective cover; 5, connecting hole. DETAILED DESCRIPTION

[0016] The technical scheme of the utility model will be described clearly and completely in combination with the drawings, but the embodiment should not be understood as limiting the utility model.

[0017] The utility model discloses a Figures 1 to 5 as shown:

[0018] A commercial vehicle new energy battery frame assembly, comprising a left side frame 1, a right side frame 2 and a cross beam 3, the structure of the left side frame and the right side frame is the same, the left side frame comprises a load-bearing framework 101, and load-bearing supports 102 are arranged on the front and rear ends of the load-bearing framework;

[0019] Figure 3 、 Figure 4 and Figure 5As shown, the load-bearing support 102 comprises a main plate body 1021, an outer reinforcing plate 1022, a beam connecting support 1023 and a reinforcing support 1024, the main plate body is provided with a right side flanging part 1025 and a lower side flanging part 1026, the lower side flanging part is bent with an inner reinforcing plate 1027 adjacent to one end of the right side flanging part, the inner reinforcing plate is stacked on the inner surface of the right side flanging part of the main plate body, the outer reinforcing plate is stacked on the outer surface of the right side flanging part of the main plate body, the main plate body, the inner reinforcing plate and the outer reinforcing plate stacked together form a reinforcing connecting part, the beam connecting support 1023 is fixed on the reinforcing connecting part, and the reinforcing support 1024 connects the reinforcing connecting part and the beam connecting support into a whole.

[0020] As shown in the drawings, Figure 2 As shown, the left frame and the right frame are provided with a composite battery protection cover 4, the composite battery protection cover comprises an aluminum plate or a plastic injection molding cover 401, and a protective layer 402 is arranged on the outer surface of the cover, the protective layer is an adhesive rubber asphalt coating, a layer of firm elastic protective layer is formed on the cover, which can prevent the impact of flying stones and gravel, and avoid the erosion of moisture, acid rain and salt on the battery frame.

[0021] The main plate body is distributed with a plurality of windows, and the windows are convenient for laying pipelines.

[0022] The assembly instruction of the utility model is as follows:

[0023] The main plate body, the outer reinforcing plate, the right side flanging part and the lower side flanging part are connected into an integrated whole through bolts, and the reinforcing connecting part, the beam connecting support and the reinforcing support are connected into an integrated whole through bolts;

[0024] The method for assembling the load-bearing support at the other end of the load-bearing framework is the same as the above content;

[0025] The left frame and the right frame are the same in structure and are symmetrically arranged, the two ends of the beam are fixedly connected with the beam connecting supports in the left frame and the right frame respectively, and the fixed connection mode is welding or bolt connection;

[0026] The composite battery protection cover is fixed on the load-bearing framework through bolts, and the load-bearing framework can accommodate the power battery;

[0027] Finally, the load-bearing frameworks in the left frame and the right frame and the beam are connected with the frame through bolts.

[0028] The places not described in detail in the specification are the known technology in the art.

[0029] The above merely describes preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A new energy battery frame assembly for commercial vehicles, comprising a left frame, a right frame, and a crossbeam, wherein the left and right frames have identical structures, the left frame includes a load-bearing frame, and load-bearing supports are provided on both the front and rear ends of the load-bearing frame, characterized in that: The load-bearing bracket includes a main body, an outer reinforcing plate, a crossbeam connecting bracket, and a reinforcing bracket. The main body has a right side flange and a lower side flange. An inner reinforcing plate is bent at one end of the lower side flange adjacent to the right side flange. The inner reinforcing plate is stacked on the inner surface of the right side flange of the main body, and the outer reinforcing plate is stacked on the outer surface of the right side flange of the main body. The main body, inner reinforcing plate, and outer reinforcing plate stacked together form a reinforcing connection. The crossbeam connecting bracket is fixed on the reinforcing connection. The reinforcing bracket connects the reinforcing connection and the crossbeam connecting bracket into a whole.

2. The commercial vehicle new energy battery frame assembly according to claim 1, characterized in that: The left and right frames are equipped with composite battery protective covers, which are made of aluminum sheet or plastic injection molded covers.

3. The commercial vehicle new energy battery frame assembly according to claim 2, characterized in that: The outer surface of the cover is provided with a protective layer, which is an adhesive rubber asphalt coating, forming a strong elastic protective layer on the cover.

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