Lightweight automobile cab assembly

Abstract

The utility model discloses a light-weight automobile cab assembly which comprises an automobile cab side frame, an auxiliary reinforcing assembly is arranged on the outer surface of the automobile cab side frame, internal reinforcing assemblies are arranged in a connecting transverse rod and a connecting longitudinal rod, and a first bending position reinforcing strip and a second bending position reinforcing strip are fixedly connected. The anti-deformation capacity and strength of the bent position of the side frame of the automobile cab can be further improved, the anti-deformation capacity and strength of the right-angle corner of the side frame of the automobile cab can be further improved by fixedly connecting the corner reinforcing blocks, and the anti-deformation capacity and strength of the connecting transverse rods can be further improved by fixedly connecting the transverse reinforcing strips. And by fixedly connecting the longitudinal reinforcing strips, the deformation resistance and strength of the connecting cross rod can be further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile cab, concretely is a kind of lightweight automobile cab assembly. BACKGROUND

[0002] Automobile cab assembly is an important component of automobile body, and it is the place where professional drivers work day and night. The cab is generally made of thin metal shell structure and is connected flexibly with the frame, and does not bear load, belonging to non-load-bearing body.

[0003] In the prior art, a lightweight automobile cab assembly with publication number "CN221273255U" is provided. By setting a support inclined plate, the positioning connecting plate and the support inclined plate are installed in the hollow frame of the automobile cab. The structural strength of the hollow frame can be enhanced without increasing the weight of the hollow frame. At the same time, the bending resistance of the hollow frame is enhanced, effectively improving the safety of the automobile cab.

[0004] However, the above technical solution and the prior art have the following defects:

[0005] Firstly, the lightweight automobile cab assembly pursues lightweight, and the front and rear hollow support plates are made of hollow structure. However, the bending parts of the front and rear hollow support plates do not have corresponding reinforcing structures, which makes the bending parts of the front and rear hollow support plates prone to deformation. The anti-deformation ability needs to be further improved. Secondly, the reinforcing structure inside the first and second hollow crossbars is complex, which increases the production and manufacturing cost and difficulty of enterprises, and the practicability is poor. INVENTION CONTENTS

[0006] The purpose of the present utility model is to provide a lightweight automobile cab assembly to solve the problems raised in the background art.

[0007] To achieve the above purpose, the utility model provides the following technical scheme:

[0008] A lightweight automobile cab assembly includes a cab side frame, a connecting longitudinal rod and a connecting crossbar. The inner wall of the cab side frame is fixedly connected with multiple connecting crossbars. Multiple connecting longitudinal rods are fixedly connected between the multiple connecting crossbars. An auxiliary reinforcing assembly is provided on the outer surface of the cab side frame. The auxiliary reinforcing assembly is used to improve the bending strength of the cab side frame. An internal reinforcing assembly is provided inside the connecting crossbar and the connecting longitudinal rod. The internal reinforcing assembly is used to improve the bending strength of the connecting crossbar and the connecting longitudinal rod.

[0009] Preferably, the auxiliary reinforcing assembly comprises corner reinforcing blocks, a first bending reinforcing strip and a second bending reinforcing strip, the first bending reinforcing strip is fixedly connected to the front side of the side frame of the cab, the second bending reinforcing strip is fixedly connected to the upper side of the side frame of the cab, and the corner reinforcing blocks are fixedly connected to the corners of the inner wall of the side frame of the cab.

[0010] Preferably, the first bending reinforcing strip is fixedly connected with a first side reinforcing piece, the second bending reinforcing strip is fixedly connected with a second side reinforcing piece, and the first side reinforcing piece and the second side reinforcing piece are triangular in shape.

[0011] Preferably, the internal reinforcing assembly comprises a first connecting reinforcing piece, a second connecting reinforcing piece, a transverse reinforcing strip and a longitudinal reinforcing strip, the first connecting reinforcing piece is fixedly connected to the connecting transverse rod and the side frame of the cab, the second connecting reinforcing piece is fixedly connected to the connecting longitudinal rod and the side frame of the cab, the transverse reinforcing strip is fixedly connected to the inside of the connecting transverse rod, and the longitudinal reinforcing strip is fixedly connected to the inside of the connecting longitudinal rod.

[0012] Preferably, the transverse reinforcing strip is internally provided with a first weight-reducing cavity, the first weight-reducing cavity is fixedly connected with a first internal reinforcing piece, the length of the first internal reinforcing piece is the same as the length of the transverse reinforcing strip, the transverse reinforcing strip is cross-shaped, and the length of the transverse reinforcing strip is the same as the length of the connecting transverse rod.

[0013] Preferably, the longitudinal reinforcing strip is internally provided with a second weight-reducing cavity, the second weight-reducing cavity is fixedly connected with a second internal reinforcing piece, the length of the second internal reinforcing piece is the same as the length of the longitudinal reinforcing strip, the longitudinal reinforcing strip is cross-shaped, and the length of the longitudinal reinforcing strip is the same as the length of the connecting longitudinal rod.

[0014] Preferably, the first bending reinforcing strip is fixedly connected with a first auxiliary reinforcing strip at the middle of the side, the second bending reinforcing strip is fixedly connected with a second auxiliary reinforcing strip at the middle of the side, and the corner reinforcing block is isosceles triangular in shape.

[0015] Compared with the prior art, the cab side frame of the present application has the following advantages:

[0016] 1. The first bending place reinforcing strip and the second bending place reinforcing strip are fixedly connected, the deformation resistance and the strength of the bending place of the side frame of the cab of the automobile are further improved, the corner reinforcing block is fixedly connected, the deformation resistance and the strength of the right-angle corner of the side frame of the cab of the automobile are further improved, the first auxiliary reinforcing strip and the second auxiliary reinforcing strip are fixedly connected, the strength of the bending place of the first bending place reinforcing strip and the second bending place reinforcing strip is further improved, and the deformation of the bending place and the right-angle corner of the side frame of the cab of the automobile is avoided,

[0017] 2. The first connecting place reinforcing sheet and the second connecting place reinforcing sheet are fixedly connected, the connecting stability of the connecting place between the side frame of the cab of the automobile, the connecting vertical rod and the connecting horizontal rod is further improved, the transverse reinforcing strip is fixedly connected, the deformation resistance and the strength of the connecting horizontal rod are further improved, the first weight-reducing through cavity is arranged, the self weight of the transverse reinforcing strip is reduced, the transverse reinforcing strip is lightened, the first internal reinforcing sheet is fixedly connected, the strength and the deformation resistance of the first weight-reducing through cavity are improved, the longitudinal reinforcing strip is fixedly connected, the deformation resistance and the strength of the connecting horizontal rod are further improved, the second weight-reducing through cavity is arranged, the self weight of the transverse reinforcing strip is reduced, the transverse reinforcing strip is lightened, and the structure is simple in improving the strength and the deformation resistance of the connecting horizontal rod and the connecting vertical rod, and the production cost and the difficulty of enterprises are reduced. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a schematic view of the main structure of the utility model;

[0019] Figure 2 It is a left view of the auxiliary reinforcing assembly and the internal reinforcing assembly in the utility model;

[0020] Figure 3 It is a sectional view of the connecting horizontal rod in the utility model;

[0021] Figure 4 It is a sectional view of the connecting vertical rod in the utility model;

[0022] Figure 5 It is a structure view of the side frame of the cab of the automobile in the utility model;

[0023] Figure 6 It is Figure 5 the enlarged view of A in the utility model;

[0024] Figure 7 It is Figure 5 the enlarged view of B in the utility model.

[0025] In the figure: 1, the side frame of the automobile cab; 2, the connecting longitudinal rod; 3, the connecting cross rod; 41, the corner reinforcing block; 42, the first bending reinforcing strip; 43, the second bending reinforcing strip; 44, the second side reinforcing piece; 45, the second auxiliary reinforcing strip; 46, the first side reinforcing piece; 47, the first auxiliary reinforcing strip; 51, the first connecting reinforcing piece; 52, the second connecting reinforcing piece; 53, the transverse reinforcing strip; 54, the first weight-reducing through cavity; 55, the first internal reinforcing piece; 56, the longitudinal reinforcing strip; 57, the second weight-reducing through cavity; 58, the second internal reinforcing piece. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Please refer to Figures 1-7 The utility model provides a technical scheme:

[0028] Embodiment one:

[0029] A lightweight automobile cab assembly, comprising a side frame of the automobile cab 1, a connecting longitudinal rod 2 and a connecting cross rod 3, the inner wall of the side frame of the automobile cab 1 is fixedly connected with a plurality of connecting cross rods 3, a plurality of connecting longitudinal rods 2 are fixedly connected between the plurality of connecting cross rods 3, the connecting cross rod 3 is connected with the side frame of the automobile cab 1 and the connecting longitudinal rod 2 through the welding mode, the connecting cross rod 3, the side frame of the automobile cab 1 and the connecting longitudinal rod 2 form the automobile cab assembly structure, the connecting cross rod 3, the side frame of the automobile cab 1 and the connecting longitudinal rod 2 are all hollow structures, and the connecting cross rod 3, the side frame of the automobile cab 1 and the connecting longitudinal rod 2 that are all hollow structures are more lightweight.

[0030] The outer surface of the side frame of the automobile cab 1 is provided with an auxiliary reinforcing assembly, and the auxiliary reinforcing assembly is used for improving the bending strength of the side frame of the automobile cab 1, avoiding the deformation of the bending part of the side frame of the automobile cab 1, the inside of the connecting cross rod 3 and the connecting longitudinal rod 2 is provided with an internal reinforcing assembly, and the internal reinforcing assembly is used for improving the bending strength of the connecting cross rod 3 and the connecting longitudinal rod 2.

[0031] The auxiliary reinforcing assembly comprises corner reinforcing blocks 41, a first bending reinforcing strip 42 and a second bending reinforcing strip 43. The first bending reinforcing strip 42 is fixedly connected to the front side of the automobile cab side frame 1, and is connected to the automobile cab side frame 1 by welding. The first bending reinforcing strip 42 can further improve the deformation resistance of the front side bending portion of the automobile cab side frame 1. The second bending reinforcing strip 43 is fixedly connected to the upper side of the automobile cab side frame 1, and is connected to the automobile cab side frame 1 by welding. The first bending reinforcing strip 42 can further improve the deformation resistance of the upper side bending portion of the automobile cab side frame 1. A plurality of corner reinforcing blocks 41 are fixedly connected to the inner wall corner of the automobile cab side frame 1, and are connected to the automobile cab side frame 1 by welding. The corner reinforcing blocks 41 are isosceles triangular in shape. The plurality of isosceles triangular corner reinforcing blocks 41 can further improve the deformation resistance and strength of the right angle corner of the automobile cab side frame 1.

[0032] The first side edge reinforcing piece 46 is triangular in shape, and is connected to the first bending reinforcing strip 42 and the automobile cab side frame 1 by welding. The triangular first side edge reinforcing piece 46 can further improve the connection stability between the first bending reinforcing strip 42 and the automobile cab side frame 1. The second side edge reinforcing piece 44 is triangular in shape, and is connected to the first bending reinforcing strip 42 and the automobile cab side frame 1 by welding. The triangular second side edge reinforcing piece 44 can further improve the connection stability between the second bending reinforcing strip 43 and the automobile cab side frame 1.

[0033] The first auxiliary reinforcing strip 47 is fixedly connected to the middle position of the side edge of the first bending reinforcing strip 42, and is connected to the first bending reinforcing strip 42 by welding. The first auxiliary reinforcing strip 47 can further improve the strength of the bending portion of the first bending reinforcing strip 42. The second auxiliary reinforcing strip 45 is fixedly connected to the middle position of the side edge of the second bending reinforcing strip 43, and is connected to the second bending reinforcing strip 43 by welding. The second auxiliary reinforcing strip 45 can further improve the strength of the bending portion of the second bending reinforcing strip 43.

[0034] Embodiment two:

[0035] On the basis of embodiment one, in the present embodiment, the first connection place reinforcing sheet 51 and the second connection place reinforcing sheet 52 are fixedly connected, which can further improve the connection stability of the connection place between the automobile cab side frame 1, the connecting longitudinal rod 2 and the connecting cross rod 3, the transverse reinforcing strip 53 is fixedly connected, which can further improve the deformation resistance and strength of the connecting cross rod 3, the first weight-reducing through cavity 54 is opened, which can reduce the self weight of the transverse reinforcing strip 53, so that the transverse reinforcing strip 53 is lightweight, and the first internal reinforcing sheet 55 is fixedly connected, which can improve the strength and deformation resistance of the first weight-reducing through cavity 54, the longitudinal reinforcing strip 56 is fixedly connected, which can further improve the deformation resistance and strength of the connecting cross rod 3, and the second weight-reducing through cavity 57 is opened, which can reduce the self weight of the transverse reinforcing strip 53, so that the transverse reinforcing strip 53 is lightweight.

[0036] The internal reinforcing assembly includes the first connection place reinforcing sheet 51, the second connection place reinforcing sheet 52, the transverse reinforcing strip 53 and the longitudinal reinforcing strip 56, the first connection place reinforcing sheet 51 is fixedly connected at the connection place between the connecting cross rod 3 and the automobile cab side frame 1, the first connection place reinforcing sheet 51 is connected with the connecting cross rod 3 and the automobile cab side frame 1 through welding, the first connection place reinforcing sheet 51 can further improve the connection stability between the connecting cross rod 3 and the automobile cab side frame 1, the second connection place reinforcing sheet 52 is fixedly connected at the connection place between the connecting longitudinal rod 2 and the automobile cab side frame 1, the second connection place reinforcing sheet 52 is connected with the connecting longitudinal rod 2 and the connecting cross rod 3 through welding, the second connection place reinforcing sheet 52 can further improve the connection stability between the connecting cross rod 3 and the connecting longitudinal rod 2, the transverse reinforcing strip 53 is fixedly connected inside the connecting cross rod 3, the length of the transverse reinforcing strip 53 is the same as the length of the connecting cross rod 3, the shape of the transverse reinforcing strip 53 is cross-shaped, the transverse reinforcing strip 53 is connected with the connecting cross rod 3 through welding, and the cross-shaped transverse reinforcing strip 53 can further improve the deformation resistance and strength of the connecting cross rod 3.

[0037] The longitudinal reinforcing strip 56 is fixedly connected inside the connecting longitudinal rod 2, the length of the longitudinal reinforcing strip 56 is the same as the length of the connecting longitudinal rod 2, the longitudinal reinforcing strip 56 is connected with the connecting longitudinal rod 2 through welding, the shape of the longitudinal reinforcing strip 56 is cross-shaped, and the cross-shaped longitudinal reinforcing strip 56 can further improve the deformation resistance and strength of the connecting longitudinal rod 2.

[0038] The first weight-reducing cavity 54 is internally fixedly connected with a first internal reinforcing sheet 55, and the length of the first internal reinforcing sheet 55 is the same as the length of the transverse reinforcing strip 53. The first internal reinforcing sheet 55 is of an integral structure with the transverse reinforcing strip 53, and the first internal reinforcing sheet 55 can improve the strength and deformation resistance of the first weight-reducing cavity 54. The longitudinal reinforcing strip 56 is internally provided with a second weight-reducing cavity 57. The second weight-reducing cavity 57 can reduce the weight of the longitudinal reinforcing strip 56, and make the longitudinal reinforcing strip 56 lighter. The second weight-reducing cavity 57 is internally fixedly connected with a second internal reinforcing sheet 58, and the length of the second internal reinforcing sheet 58 is the same as the length of the longitudinal reinforcing strip 56. The second internal reinforcing sheet 58 is of an integral structure with the longitudinal reinforcing strip 56, and the second internal reinforcing sheet 58 can improve the strength and deformation resistance of the second weight-reducing cavity 57.

[0039] The working principle is as follows: the first curved reinforcing strip 42 and the second curved reinforcing strip 43 are fixedly connected, which can further improve the deformation resistance and strength of the curved portion of the automobile cab side frame 1. The corner reinforcing block 41 is fixedly connected, which can further improve the deformation resistance and strength of the right-angle corner of the automobile cab side frame 1, thereby avoiding deformation of the curved portion and the right-angle corner of the automobile cab side frame 1. The first side edge reinforcing sheet 46 and the second side edge reinforcing sheet 44 are fixedly connected, which can further improve the connection stability between the first curved reinforcing strip 42, the second curved reinforcing strip 43 and the automobile cab side frame 1. The first auxiliary reinforcing strip 47 and the second auxiliary reinforcing strip 45 are fixedly connected, which can further improve the strength of the curved portion of the first curved reinforcing strip 42 and the second curved reinforcing strip 43, thereby ensuring the structural strength of the automobile cab side frame 1. The first connecting portion reinforcing sheet 51 and the second connecting portion reinforcing sheet 52 are fixedly connected, which can further improve the connection stability of the connection portion between the automobile cab side frame 1, the connecting longitudinal rod 2 and the connecting transverse rod 3. The transverse reinforcing strip 53 is fixedly connected in the transverse reinforcing strip 53 in the shape of a cross, which can further improve the deformation resistance and strength of the connecting transverse rod 3. The first weight-reducing cavity 54 can reduce the weight of the transverse reinforcing strip 53, and make the transverse reinforcing strip 53 lighter. The first internal reinforcing sheet 55 can improve the strength and deformation resistance of the first weight-reducing cavity 54. The longitudinal reinforcing strip 56 is fixedly connected in the longitudinal reinforcing strip 56 in the shape of a cross, which can further improve the deformation resistance and strength of the connecting transverse rod 3. The second weight-reducing cavity 57 can reduce the weight of the transverse reinforcing strip 53, and make the transverse reinforcing strip 53 lighter. The second internal reinforcing sheet 58 can improve the strength and deformation resistance of the second weight-reducing cavity 57.

[0040] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A lightweight automotive cab assembly comprising an automotive cab side frame (1), a connecting longitudinal bar (2) and a connecting cross bar (3), characterized in that: The automobile cab side frame (1) inner wall is fixedly connected with a plurality of connecting horizontal rods (3), a plurality of connecting horizontal rods (3) are fixedly connected with a plurality of connecting vertical rods (2), the outer surface of the automobile cab side frame (1) is provided with an auxiliary reinforcing assembly, and the auxiliary reinforcing assembly is used for improving the bending strength of the automobile cab side frame (1), the connecting horizontal rods (3) and the connecting vertical rods (2) are provided with internal reinforcing assemblies, and the internal reinforcing assemblies are used for improving the bending strength of the connecting horizontal rods (3) and the connecting vertical rods (2).

2. The lightweight automotive cab assembly of claim 1, wherein: The auxiliary reinforcing assembly comprises corner reinforcing blocks (41), first bending reinforcing strips (42) and second bending reinforcing strips (43), the first bending reinforcing strips (42) are fixedly connected to the front of the side edges of the automobile cab side frame (1), the second bending reinforcing strips (43) are fixedly connected to the top of the side edges of the automobile cab side frame (1), and the corner reinforcing blocks (41) are fixedly connected to the corners of the inner wall of the automobile cab side frame (1).

3. The lightweight automotive cab assembly of claim 2, wherein: The first bending reinforcing strips (42) are fixedly connected with first side edge reinforcing pieces (46), the second bending reinforcing strips (43) are fixedly connected with second side edge reinforcing pieces (44), and the first side edge reinforcing pieces (46) and the second side edge reinforcing pieces (44) are all triangular in shape.

4. The lightweight automotive cab assembly of claim 1, wherein: The internal reinforcing assembly comprises first connecting reinforcing pieces (51), second connecting reinforcing pieces (52), horizontal reinforcing strips (53) and vertical reinforcing strips (56), the first connecting reinforcing pieces (51) are fixedly connected to the connecting portions of the connecting horizontal rods (3) and the automobile cab side frame (1), the second connecting reinforcing pieces (52) are fixedly connected to the connecting portions of the connecting vertical rods (2) and the automobile cab side frame (1), the horizontal reinforcing strips (53) are fixedly connected in the connecting horizontal rods (3), and the vertical reinforcing strips (56) are fixedly connected in the connecting vertical rods (2).

5. A light weight automotive cab assembly as claimed in claim 4, wherein: The horizontal reinforcing strips (53) are internally provided with first weight-reducing cavities (54), the first weight-reducing cavities (54) are fixedly connected with first internal reinforcing pieces (55), the lengths of the first internal reinforcing pieces (55) are the same as the lengths of the horizontal reinforcing strips (53), the horizontal reinforcing strips (53) are cross-shaped, and the lengths of the horizontal reinforcing strips (53) are the same as the lengths of the connecting horizontal rods (3).

6. The lightweight automotive cab assembly of claim 4, wherein: The vertical reinforcing strips (56) are internally provided with second weight-reducing cavities (57), the second weight-reducing cavities (57) are fixedly connected with second internal reinforcing pieces (58), the lengths of the second internal reinforcing pieces (58) are the same as the lengths of the vertical reinforcing strips (56), the vertical reinforcing strips (56) are cross-shaped, and the lengths of the vertical reinforcing strips (56) are the same as the lengths of the connecting vertical rods (2).

7. The lightweight automotive cab assembly of claim 2, wherein: The first auxiliary reinforcing strips (47) are fixedly connected to the middle positions of the side edges of the first bending reinforcing strips (42), the second auxiliary reinforcing strips (45) are fixedly connected to the middle positions of the side edges of the second bending reinforcing strips (43), and the corner reinforcing blocks (41) are isosceles triangular in shape.

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