Chassis assembly

Abstract

The chassis assembly comprises main beams, a front beam and a rear beam, a connecting beam is fixedly connected between the two main beams, the front beam is fixedly connected to the front ends of the two main beams, the rear beam is fixedly connected to the tail ends of the two main beams, a first reinforcing assembly is arranged between the main beams and the front beam, and a second reinforcing assembly is arranged between the main beams and the rear beam. The main beams, the front beam and the rear beam are arranged, the front beam and the rear beam are fixed to the front ends and the rear ends of the main beams, the connecting beam is arranged between the two main beams, the first reinforcing assembly is arranged at the connecting position of the main beams and the front beam, the second reinforcing assembly is arranged at the connecting position of the main beams and the rear beam, and the connecting strength is improved through the arrangement of the first reinforcing assembly and the second reinforcing assembly; and the bearing performance, the fatigue durability and the collision safety performance of the chassis are greatly improved, so that the running stability of a vehicle is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile chassis, and in particular relates to a chassis assembly. Background Art

[0002] The automobile chassis consists of four parts: the transmission system, the running system, the steering system and the braking system. The function of the chassis is to support and install the automobile engine and its components and assemblies, form the overall shape of the automobile, and receive the power of the engine to make the automobile move and ensure normal driving.

[0003] In the prior art, the rigidity and strength of the chassis assembly of the automobile are relatively low, and the road conditions on which the automobile travels are complex and changeable, which makes it difficult to efficiently achieve the fatigue durability performance and collision safety performance of the chassis assembly, which urgently needs to be improved. Utility Model Content

[0004] The utility model aims to solve the above-mentioned technical problems existing in the prior art and provides a chassis assembly, by arranging a main beam, a front beam and a rear beam, the front beam and the rear beam are fixed at the front and rear ends of the main beam, a connecting beam is arranged between the two main beams, a reinforcement component 1 is arranged at the connection between the main beam and the front beam, and a reinforcement component 2 is arranged at the connection between the main beam and the rear beam, and the arrangement of the reinforcement component 1 and the reinforcement component 2 increases the connection strength; the load-bearing performance, fatigue durability and collision safety performance of the chassis are greatly improved, thereby improving the driving stability of the vehicle.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0006] A chassis assembly includes a main beam, a front beam and a rear beam, a connecting beam is fixedly connected between the two main beams, the front beam is fixedly connected to the front ends of the two main beams, the rear beam is fixedly connected to the rear ends of the two main beams, a reinforcing component 1 is provided between the main beam and the front beam, and a reinforcing component 2 is provided between the main beam and the rear beam. The utility model provides a main beam, a front beam and a rear beam, the front beam and the rear beam are fixed to the front and rear ends of the main beam, a connecting beam is provided between the two main beams, a reinforcing component 1 is provided at the connection between the main beam and the front beam, and a reinforcing component 2 is provided at the connection between the main beam and the rear beam, and the provision of the reinforcing component 1 and the reinforcing component 2 increases the connection strength; the load-bearing performance, fatigue durability and collision safety performance of the chassis are greatly improved, thereby improving the driving stability of the vehicle.

[0007] Furthermore, the reinforcement component 1 is provided with an L-shaped reinforcement frame 1, the top of the L-shaped reinforcement frame 1 extends outward to form an upper clamping part 1, the bottom of the L-shaped reinforcement frame 1 extends outward to form a lower clamping part 1, the upper clamping part 1 and the lower clamping part 1 form a clamping groove 1, the clamping groove 1 clamps the main beam and the front beam respectively, and the L-shaped reinforcement frame 1 is fixedly connected to the main beam and the front beam by bolts and nuts. By providing the upper clamping part 1 and the lower clamping part 1, the upper clamping part 1 abuts against the top surface of the main beam and the front beam, and the lower clamping part 1 abuts against the bottom surface of the main beam and the front beam, so that the formed clamping groove 1 is clamped at the connection between the main beam and the front beam, thereby increasing the connection strength between the main beam and the front beam.

[0008] Furthermore, the L-shaped reinforcement frame 1 is provided with a reinforcement rib 1. The provision of the reinforcement rib 1 improves the structural strength of the L-shaped reinforcement frame 1.

[0009] Furthermore, the reinforcement component 2 is provided with an L-shaped reinforcement frame 2, the top of the L-shaped reinforcement frame 2 extends outward to form an upper clamping part 2, the bottom of the L-shaped reinforcement frame 2 extends outward to form a lower clamping part 2, the upper clamping part 2 and the lower clamping part 2 form a clamping groove 2, the clamping groove 2 clamps the main beam and the rear beam respectively, and the L-shaped reinforcement frame 2 is fixedly connected to the main beam and the rear beam by bolts and nuts. By providing the upper clamping part 2 and the lower clamping part 2, the upper clamping part 2 abuts against the top surface of the main beam and the rear beam, and the lower clamping part 2 abuts against the bottom surface of the main beam and the rear beam, so that the formed clamping groove 2 is clamped at the connection between the main beam and the rear beam, thereby increasing the connection strength between the main beam and the rear beam.

[0010] Furthermore, the L-shaped reinforcement frame 2 is provided with a reinforcement rib 2. The provision of the reinforcement rib 2 improves the structural strength of the L-shaped reinforcement frame 2.

[0011] Furthermore, one end of the main beam close to the rear beam is bent to form a fixing portion, which is fixedly connected to the rear beam. The setting of the fixing portion increases the contact area of ​​the main beam and the rear beam, thereby increasing the connection strength of the main beam and the rear beam.

[0012] Furthermore, a diagonal brace rod 1 is provided between the main beam and the rear beam. The provision of the diagonal brace rod 1 has an anti-deformation effect on the connection between the main beam and the rear beam, and also increases the connection strength between the main beam and the rear beam.

[0013] Furthermore, a buffer zone is formed between the two main beams, the connecting beam and the rear beam, and a buffer member is arranged in the buffer zone. The buffer member plays a buffering role and improves the collision safety performance of the vehicle.

[0014] Furthermore, the buffer comprises two diagonal braces, a connecting rod and a buffer spring, one end of the two diagonal braces is fixedly connected to the rear beam, the other end of the two diagonal braces is fixedly connected to the main beam, the connecting rod is fixedly connected between the two diagonal braces, the connecting rod is arranged in parallel with the connecting beam, a telescopic damping rod is fixedly connected between the connecting rod and the connecting beam, a buffer spring is sleeved on the outer side of the telescopic damping rod, one end of the buffer spring is fixedly connected to the connecting rod, and the other end of the buffer spring is connected to the telescopic damping rod. The arrangement of the two diagonal braces has an anti-deformation effect on the buffer zone, and at the same time improves the structural strength of the buffer zone, and the cooperation of the telescopic damping rod and the buffer spring has a buffering effect, which improves the safety performance after the rear end collision of the vehicle.

[0015] The utility model has the following beneficial effects due to the adoption of the above technical solution:

[0016] The utility model arranges a main beam, a front beam and a rear beam. The front beam and the rear beam are fixed at the front and rear ends of the main beam. A connecting beam is arranged between the two main beams. A reinforcing component one is arranged at the connection between the main beam and the front beam, and a reinforcing component two is arranged at the connection between the main beam and the rear beam. The arrangement of the reinforcing component one and the reinforcing component two increases the connection strength; the load-bearing performance, fatigue durability and collision safety performance of the chassis are greatly improved, thereby improving the driving stability of the vehicle.

[0017] In the utility model, a reinforcement component is provided with an L-shaped reinforcement frame, the top of the L-shaped reinforcement frame extends outward to form an upper clamping part, the bottom of the L-shaped reinforcement frame extends outward to form a lower clamping part, the upper clamping part and the lower clamping part form a clamping groove, the clamping groove clamps the main beam and the front beam respectively, and the L-shaped reinforcement frame is fixedly connected to the main beam and the front beam by bolts and nuts. By providing an upper clamping part and a lower clamping part, the upper clamping part abuts against the top surface of the main beam and the front beam, and the lower clamping part abuts against the bottom surface of the main beam and the front beam, so that the formed clamping groove is clamped at the connection between the main beam and the front beam, thereby increasing the connection strength between the main beam and the front beam.

[0018] The buffer member in the utility model includes two diagonal braces, a connecting rod and a buffer spring, one end of the two diagonal braces is fixedly connected to the rear beam, the other end of the two diagonal braces is fixedly connected to the main beam, the connecting rod is fixedly connected between the two diagonal braces, the connecting rod is arranged in parallel with the connecting beam, a telescopic damping rod is fixedly connected between the connecting rod and the connecting beam, a buffer spring is sleeved on the outer side of the telescopic damping rod, one end of the buffer spring is fixedly connected to the connecting rod, and the other end of the buffer spring is connected to the telescopic damping rod. The arrangement of the two diagonal braces has an anti-deformation effect on the buffer zone, and at the same time improves the structural strength of the buffer zone, and the cooperation of the telescopic damping rod and the buffer spring has a buffering effect, which improves the safety performance after the rear end collision of the vehicle. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The utility model is further described below in conjunction with the accompanying drawings:

[0020] Figure 1 This is a structural schematic diagram of a chassis assembly of the utility model;

[0021] Figure 2 It is a structural schematic diagram of the reinforcement component 1 in the utility model;

[0022] Figure 3 This is a schematic diagram of the structure of the reinforcement component 2 in the utility model;

[0023] Figure 4 for Figure 1 Schematic diagram of the structure enlarged at point A in the middle.

[0024] In the figure, 1-main beam; 2-front beam; 3-rear beam; 4-connecting beam; 5-reinforcement component one; 6-reinforcement component two; 7-reinforcement frame one; 8-upper clamping part one; 9-lower clamping part one; 10-clamping groove one; 11-strengthening rib one; 12-L-shaped reinforcement frame two; 13-upper clamping part two; 14-lower clamping part two; 15-clamping groove two; 16-strengthening rib two; 17-fixing part; 18-diagonal support rod one; 19-buffer zone; 20-buffer member; 21-diagonal support rod two; 22-connecting rod; 23-buffer spring; 24-telescopic damping rod. DETAILED DESCRIPTION

[0025] like Figures 1 to 4 As shown, a chassis assembly of the utility model includes a main beam 1, a front beam 2 and a rear beam 3, a connecting beam 4 is fixedly connected between the two main beams 1, the front beam 2 is fixedly connected to the front ends of the two main beams 1, and the rear beam 3 is fixedly connected to the tail ends of the two main beams 1. A reinforcement component 1 5 is provided between the main beam 1 and the front beam 2, and a reinforcement component 2 6 is provided between the main beam 1 and the rear beam 3.

[0026] The reinforcement component 5 is provided with an L-shaped reinforcement frame 7, the top of the L-shaped reinforcement frame 7 extends outward to form an upper clamping part 8, the bottom of the L-shaped reinforcement frame 7 extends outward to form a lower clamping part 9, the upper clamping part 8 and the lower clamping part 9 form a clamping groove 10, the clamping groove 10 clamps the main beam 1 and the front beam 2 respectively, and the L-shaped reinforcement frame 7 is fixedly connected to the main beam 1 and the front beam 2 by bolts and nuts. By providing the upper clamping part 8 and the lower clamping part 9, the upper clamping part 8 abuts against the top surface of the main beam 1 and the front beam 2, and the lower clamping part 9 abuts against the bottom surface of the main beam 1 and the front beam 2, so that the formed clamping groove 10 is clamped at the connection between the main beam 1 and the front beam 2, thereby increasing the connection strength between the main beam 1 and the front beam 2.

[0027] The L-shaped reinforcement frame 7 is provided with a reinforcement rib 11. The provision of the reinforcement rib 11 improves the structural strength of the L-shaped reinforcement frame 7.

[0028] The reinforcement component 26 is provided with an L-shaped reinforcement frame 212, the top of the L-shaped reinforcement frame 212 extends outward to form an upper clamping part 213, the bottom of the L-shaped reinforcement frame 212 extends outward to form a lower clamping part 214, the upper clamping part 213 and the lower clamping part 214 form a clamping groove 215, the clamping groove 215 clamps the main beam 1 and the rear beam 3 respectively, and the L-shaped reinforcement frame 212 is fixedly connected with the main beam 1 and the rear beam 3 by bolts and nuts. By providing the upper clamping part 213 and the lower clamping part 214, the upper clamping part 213 abuts against the top surface of the main beam 1 and the rear beam 3, and the lower clamping part 214 abuts against the bottom surface of the main beam 1 and the rear beam 3, so that the formed clamping groove 215 is clamped at the connection between the main beam 1 and the rear beam 3, thereby increasing the connection strength between the main beam 1 and the rear beam 3.

[0029] The L-shaped reinforcement frame 12 is provided with a reinforcement rib 16. The provision of the reinforcement rib 16 improves the structural strength of the L-shaped reinforcement frame 12.

[0030] One end of the main beam 1 close to the rear beam 3 is bent to form a fixing portion 17, and the fixing portion 17 is fixedly connected to the rear beam 3. The setting of the fixing portion 17 increases the contact area between the main beam 1 and the rear beam 3, thereby increasing the connection strength between the main beam 1 and the rear beam 3.

[0031] A diagonal brace 18 is provided between the main beam 1 and the rear beam 3. The provision of the diagonal brace 18 has an anti-deformation effect on the connection between the main beam 1 and the rear beam 3, and also increases the connection strength between the main beam 1 and the rear beam 3.

[0032] A buffer zone 19 is formed between the two main beams 1, the connecting beam 4 and the rear beam 3, and a buffer member 20 is arranged in the buffer zone 19. The buffer member 20 plays a buffering role and improves the collision safety performance of the vehicle.

[0033] The buffer member 20 includes a second diagonal brace rod 21, a connecting rod 22 and a buffer spring 23. One end of the second diagonal brace rod 21 is fixedly connected to the rear beam 3, the other end of the second diagonal brace rod 21 is fixedly connected to the main beam 1, the connecting rod 22 is fixedly connected between the two second diagonal brace rods 21, the connecting rod 22 is arranged in parallel with the connecting beam 4, a telescopic damping rod 24 is fixedly connected between the connecting rod 22 and the connecting beam 4, a buffer spring 23 is sleeved on the outer side of the telescopic damping rod 24, one end of the buffer spring 23 is fixedly connected to the connecting rod 22, and the other end of the buffer spring 23 is connected to the telescopic damping rod 24. The setting of the second diagonal brace rod 21 has an anti-deformation effect on the buffer zone 19, and at the same time improves the structural strength of the buffer zone 19. The cooperation between the telescopic damping rod 24 and the buffer spring 23 has a buffering effect, which improves the safety performance after the rear end collision of the vehicle.

[0034] The utility model arranges a main beam 1, a front beam 2 and a rear beam 3. The front beam 2 and the rear beam 3 are fixed at the front and rear ends of the main beam 1. A connecting beam 4 is arranged between the two main beams 1. A reinforcing component 1 5 is arranged at the connection between the main beam 1 and the front beam 2, and a reinforcing component 2 6 is arranged at the connection between the main beam 1 and the rear beam 3. The arrangement of the reinforcing component 1 5 and the reinforcing component 2 6 increases the connection strength; the load-bearing performance, fatigue durability and collision safety performance of the chassis are greatly improved, thereby improving the driving stability of the vehicle.

[0035] The above are only specific embodiments of the utility model, but the technical features of the utility model are not limited thereto. Any simple changes, equivalent replacements or modifications made based on the utility model to solve basically the same technical problems and achieve basically the same technical effects are all included in the protection scope of the utility model.

Claims

1. A chassis assembly, characterized in that: It includes a main beam, a front beam and a rear beam, a connecting beam is fixedly connected between the two main beams, the front beam is fixedly connected to the front ends of the two main beams, the rear beam is fixedly connected to the tail ends of the two main beams, a reinforcement component one is provided between the main beam and the front beam, and a reinforcement component two is provided between the main beam and the rear beam.

2. A chassis assembly according to claim 1, characterized in that: The reinforcement component is provided with an L-shaped reinforcement frame, the top of the L-shaped reinforcement frame extends outward to form an upper clamping part, the bottom of the L-shaped reinforcement frame extends outward to form a lower clamping part, the upper clamping part and the lower clamping part form a clamping groove, the clamping groove respectively clamps the main beam and the front beam, and the L-shaped reinforcement frame is fixedly connected to the main beam and the front beam by bolts and nuts.

3. A chassis assembly according to claim 2, characterized in that: The L-shaped reinforcement frame is provided with a reinforcement rib.

4. A chassis assembly according to claim 1, characterized in that: The second reinforcement component is provided with an L-shaped reinforcement frame, the top of the second L-shaped reinforcement frame extends outward to form an upper clamping part, the bottom of the second L-shaped reinforcement frame extends outward to form a lower clamping part, the upper clamping part and the lower clamping part form a clamping groove, the clamping groove respectively clamps the main beam and the rear beam, and the second L-shaped reinforcement frame is fixedly connected to the main beam and the rear beam by bolts and nuts.

5. A chassis assembly according to claim 4, characterized in that: The L-shaped reinforcement frame 2 is provided with a reinforcement rib 2.

6. A chassis assembly according to claim 1, characterized in that: One end of the main beam close to the rear beam is bent to form a fixing portion, and the fixing portion is fixedly connected to the rear beam.

7. A chassis assembly according to claim 1, characterized in that: A diagonal brace rod 1 is provided between the main beam and the rear beam.

8. A chassis assembly according to claim 1, characterized in that: A buffer zone is formed between the two main beams, the connecting beam and the rear beam, and a buffer member is arranged in the buffer zone.

9. A chassis assembly according to claim 8, characterized in that: The buffer component includes two diagonal support rods, a connecting rod and a buffer spring, one end of the two diagonal support rods is fixedly connected to the rear beam, the other end of the two diagonal support rods is fixedly connected to the main beam, the connecting rod is fixedly connected between the two two diagonal support rods, the connecting rod is arranged parallel to the connecting beam, a telescopic damping rod is fixedly connected between the connecting rod and the connecting beam, a buffer spring is sleeved on the outer side of the telescopic damping rod, one end of the buffer spring is fixedly connected to the connecting rod, and the other end of the buffer spring is connected to the telescopic damping rod.

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