Light-weight automobile truss type frame

Abstract

The utility model relates to the technical field, and discloses a light-weight automobile truss type frame which comprises a whole automobile frame, an anti-collision rod is arranged at one end of the top of the whole automobile frame, an instrument panel supporting rod is arranged at the back end of the anti-collision rod, a fixing support is installed at the other end of the top of the whole automobile frame, and the whole automobile frame is designed by adopting a truss type steel pipe frame. The overall frame comprises a first transverse rod, connecting top rods are welded to the two symmetrical ends of the first transverse rod respectively, lower inclined rods are welded to the back ends of the connecting top rods, a second transverse rod is welded between the lower inclined rods, and vertical rods are welded to the bottoms of the two ends of the first transverse rod and the bottoms of the two ends of the second transverse rod. According to the utility model, the high-strength steel pipe material is adopted, the aluminum alloy bearing frame is arranged at the bottom and used for preventing a motor battery from falling off and playing a bearing role, the whole structure is fixedly connected in a welding manner, and the upper steel and the lower aluminum are adopted, and the whole vehicle frame adopts the truss type steel pipe frame design, so that the weight of the whole vehicle is reduced; the problem that the energy utilization rate burden is increased is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile accessories, in particular to a lightweight automobile truss frame. Background Art

[0002] At present, the vehicle frame is divided into peripheral frame, backbone frame and ladder frame according to different structural forms; the peripheral frame (commonly used in large cars) has a widened middle part and no crossbeam, and its main parts usually use closed sections; the backbone frame has only one longitudinal beam located in the center and running through the front and back of the car. The cross-section of the longitudinal beam can be a round tube or a box, and it is mainly used for truck frames; the ladder frame (commercial trucks and some passenger cars) is composed of two longitudinal beams and several cross beams. The cross-section of the longitudinal beam is trough-shaped, Z-shaped or box-shaped, and the longitudinal beam can be made curved in the horizontal plane or in the longitudinal plane; lightweight structure, lightweight process and lightweight materials are the three main technical directions of lightweight vehicles.

[0003] At present, in the prior art, when designing lightweight automobiles, due to the different frame structures and the large number of automobile parts, the frame needs to have a better load-bearing function. However, the design still results in a heavy weight, and there are problems of high energy consumption and poor stability. In view of the above problems, a lightweight automobile truss frame is provided herein. Utility Model Content

[0004] In order to make up for the above deficiencies, the utility model provides a lightweight automobile truss frame, aiming to improve the problems in the prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a lightweight automobile truss frame, comprising a whole vehicle frame, a top end of the whole vehicle frame is provided with an anti-collision bar, a back end of the anti-collision bar is provided with an instrument panel support bar, and the other end of the top of the whole vehicle frame is installed with a fixed bracket;

[0006] The whole vehicle frame adopts a truss steel tube frame design, and the whole vehicle frame includes a first cross bar, the symmetrical two ends of the first cross bar are respectively welded with connecting top bars, the back end of the connecting top bar is welded with a lower oblique bar, and the lower oblique bars are welded with a second cross bar between each other, and the bottoms of the two ends of the first cross bar and the second cross bar are welded with vertical bars, and the bottom ends of the vertical bars are welded with a lower frame.

[0007] As a further description of the above technical solution:

[0008] A load-bearing frame is installed at one end of the inner side surface of the lower frame, and the load-bearing frame is made of aluminum alloy.

[0009] As a further description of the above technical solution:

[0010] The anti-collision rod, instrument panel support rod, fixed bracket and load-bearing frame are all fixedly connected to the whole vehicle frame by welding.

[0011] As a further description of the above technical solution:

[0012] The vehicle frame, anti-collision bar, instrument panel support bar and fixing bracket are all made of 4130 high-strength steel pipe structure.

[0013] As a further description of the above technical solution:

[0014] A partition installation rod is fixedly welded to the inner side surface of the fixing bracket.

[0015] As a further description of the above technical solution:

[0016] An upper oblique rod is welded between the partition mounting rod and the vertical rod.

[0017] The utility model has the following beneficial effects:

[0018] In the utility model, high-strength steel pipe materials are used, and an aluminum alloy load-bearing frame is arranged at the bottom to prevent the motor battery from falling and play a load-bearing role. The overall structure is fixed and connected by welding. The upper steel and lower aluminum and the whole vehicle frame adopt a truss steel pipe frame design to reduce the weight of the whole vehicle, thereby solving the problem of increased energy utilization burden. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A schematic diagram of a lightweight automobile truss frame proposed by the utility model;

[0020] Figure 2 A schematic diagram of a lightweight automobile truss frame proposed by the utility model;

[0021] Legend:

[0022] 1. Vehicle frame; 101. First cross bar; 102. Connecting top bar; 103. Lower diagonal bar; 104. Second cross bar; 105. Vertical bar; 106. Lower frame; 2. Anti-collision bar; 3. Instrument panel support bar; 4. Fixed bracket; 5. Load-bearing frame; 6. Partition mounting bar; 7. Upper diagonal bar. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Reference Figure 1-2 The utility model provides an embodiment: a lightweight automobile truss frame, comprising a whole vehicle frame 1, a top end of the whole vehicle frame 1 is provided with an anti-collision rod 2, a back end of the anti-collision rod 2 is provided with an instrument panel support rod 3, and the other end of the top of the whole vehicle frame 1 is installed with a fixed bracket 4;

[0025] The vehicle frame 1 adopts a truss steel tube frame design, and the vehicle frame 1 includes a first cross bar 101, and the symmetrical two ends of the first cross bar 101 are respectively welded with connecting top bars 102, the back end of the connecting top bar 102 is welded with a lower oblique bar 103, and the lower oblique bars 103 are welded with a second cross bar 104 between each other, and the bottoms of the two ends of the first cross bar 101 and the second cross bar 104 are welded with vertical bars 105, and the bottom ends of the vertical bars 105 are welded with a lower frame 106.

[0026] A load-bearing frame 5 is installed at one end of the inner side surface of the lower frame 106 , and the load-bearing frame 5 is made of aluminum alloy.

[0027] The anti-collision rod 2, the instrument panel support rod 3, the fixed bracket 4 and the load-bearing frame 5 are all fixedly connected to the vehicle frame 1 by welding.

[0028] The vehicle frame 1, the anti-collision bar 2, the instrument panel support bar 3 and the fixed bracket 4 are all made of 4130 high-strength steel pipe structure.

[0029] A partition mounting rod 6 is fixedly welded to the inner side surface of the fixed bracket 4 .

[0030] An upper oblique rod 7 is welded between the partition mounting rod 6 and the vertical rod 105 .

[0031] Working principle: During installation, the load-bearing frame 5 adopts 6063 aluminum alloy square tube, which is used to store the battery motor and play a load-bearing support role. The square tube specification is 25.O mm×25.O mm, and the wall thickness is 1.5 mm. The vehicle frame 1 adopts 4130 high-strength steel pipe. The anti-collision bar 2 is fixed to the front end of the vehicle frame 1 by welding, which can be used for trailer work. The instrument panel support rod 3 is fixed to the top of the vehicle frame 1 by welding, which is used to install the instrument panel structure in the empty slot. The dimensions of the vehicle frame 1 are: total body length 2554.66mm, total height 1329.5mm, maximum width 737.5mm, minimum width 416mm, and the fixed bracket 4 plays an explosion-proof and safe role. The 4130 steel pipe material and welding method are used to reduce the weight of the vehicle and make the structure more stable.

[0032] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A lightweight automobile truss frame, comprising a whole vehicle frame (1), characterized in that: A crash bar (2) is arranged at one end of the top of the vehicle frame (1), a dashboard support bar (3) is arranged at the back end of the crash bar (2), and a fixing bracket (4) is installed at the other end of the top of the vehicle frame (1); The vehicle frame (1) adopts a truss steel tube frame design, and comprises a first cross bar (101), the symmetrical two ends of the first cross bar (101) are respectively welded with connecting top bars (102), the back end of the connecting top bar (102) is welded with a lower oblique bar (103), the lower oblique bars (103) are welded with a second cross bar (104) between each other, the bottoms of the two ends of the first cross bar (101) and the second cross bar (104) are welded with vertical bars (105), and the bottom ends of the vertical bars (105) are welded with a lower frame (106).

2. A lightweight automobile truss frame according to claim 1, characterized in that: A load-bearing frame (5) is installed at one end of the inner side surface of the lower frame (106), and the load-bearing frame (5) is made of aluminum alloy.

3. A lightweight automobile truss frame according to claim 2, characterized in that: The anti-collision rod (2), the instrument panel support rod (3), the fixed bracket (4) and the load-bearing frame (5) are all fixedly connected to the whole vehicle frame (1) by welding.

4. The lightweight automobile truss frame according to claim 3, characterized in that: The vehicle frame (1), the anti-collision rod (2), the instrument panel support rod (3) and the fixing bracket (4) are all made of a 4130 high-strength steel pipe structure.

5. The lightweight automobile truss frame according to claim 1, characterized in that: A partition mounting rod (6) is fixedly welded to the inner side surface of the fixed bracket (4).

6. The lightweight automobile truss frame according to claim 5, characterized in that: An upper oblique rod (7) is welded between the partition mounting rod (6) and the vertical rod (105).

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