Rear wheel fender structure of heavy truck

Abstract

The utility model relates to a rear wheel fender structure of a heavy truck. The rear wheel fender structure comprises a middle fender structure connected with a front fender structure and a rear fender structure. The middle fender structure is provided with a support structure connected with a splash-proof plate structure. The front fender structure, the rear fender structure and the middle fender structure are all connected with the truck frame. The device can fully reduce water mist and silt splashed upwards by tires when a vehicle moves; the support structure can provide a mounting position for the splash-proof plate, so that the splash-proof plate structure and the middle splash guard structure can be tightly and firmly connected; support can be provided for the splash-proof plate, so that the splash-proof plate can bear larger impact; all parts of the device are firmly connected, so that the working requirements of severe working conditions and use environments can be met; according to the device, the structure and the connecting mode of all the components are simplified while the structural strength is guaranteed, overall matching is tighter, the weight is effectively reduced, and the production cost is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of heavy trucks, and in particular relates to a rear wheel fender structure of a heavy truck. Background Art

[0002] The rear wheel fender system is also called the anti-splash system. Its main function is to reduce the water mist splashed upward by the tires when the vehicle is moving. The anti-splash system is usually composed of a fender equipped with an anti-splash device, an upper cover plate, and a variety of fender mounting brackets. In the prior art, the connection of various parts of the anti-splash device is not stable enough. It is easily affected by the harsh working conditions and use environment of heavy trucks, and is prone to falling off or breaking, which affects the anti-splash performance. In addition, the existing anti-splash device has a complex structure, is heavy, and has a high overall cost.

[0003] After searching, the applicant found that a Chinese patent document with publication number CN204124209U disclosed a heavy-duty truck rear wheel fender on January 28, 2015, including a rear wheel fender body and a mounting bracket, wherein the mounting bracket includes a fixing plate and a connecting frame, one end of the fixing plate is connected to the connecting frame, and the connecting frame is provided with a fixing frame for connecting to the vehicle frame, and the end of the rear wheel fender body is provided with a connecting plate for connecting to the fixing plate.

[0004] The device cannot make the connection of the components of the rear wheel fender of the heavy truck more firmly and stably, and cannot simplify the structure of the rear wheel fender of the heavy truck and reduce its weight. Utility Model Content

[0005] The utility model aims to provide a heavy truck rear wheel fender structure which can make the connection of various components of the heavy truck rear wheel fender more firmly and stably, and can simplify the heavy truck rear wheel fender structure and reduce its weight.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is as follows: the utility model includes a middle fender structure connected to the front fender structure and the rear fender structure respectively; the middle fender structure is provided with a bracket structure connected to a splash plate structure; the front fender structure, the rear fender structure and the middle fender structure are all connected to the truck frame.

[0007] The middle fender structure includes a middle fender; the middle fender is connected to the front fender structure and the rear fender structure respectively; the bracket structure is connected to the bottom of the middle fender.

[0008] The support structure includes a welding support connected to a connecting rod fixing support; the welding support is connected to the bottom surface of the middle fender, and a first connecting rod is provided between the welding support and the connecting rod fixing support; the first connecting rod is connected to the truck frame.

[0009] The splash plate structure comprises a splash plate with a splash plate mounting bracket connected to the top; the splash plate mounting bracket is connected to the bottom of the connecting rod fixing bracket; and a reinforcement structure is connected to the side of the splash plate.

[0010] The reinforcement structure includes a support bracket mounting plate and a support bracket arranged on the side of the splash plate; one end of the support bracket is connected to the support bracket mounting plate, and the other end of the support bracket is connected to the welding bracket.

[0011] The front fender structure comprises a front fender; the front fender is respectively connected to a first upper cover plate and a front fender connecting structure; the first upper cover plate is connected to the middle fender.

[0012] The front fender connection structure includes a second connecting rod and a connecting plate welded to the second connecting rod; the second connecting rod is connected to the truck frame and is arranged on the outer wall of the front fender;

[0013] A fixing bracket connected with mounting bolts is provided at the bottom of the front fender; the mounting bolts extend from the mounting holes on the front fender and are connected to the connecting plate.

[0014] The rear fender structure comprises a rear fender; the rear fender is respectively connected to a second upper cover plate and a lower splash plate; the second upper cover plate is connected to the middle fender; and a rear fender connection structure is provided on the rear fender.

[0015] The rear fender connection structure comprises a fixing plate arranged on the outer wall of the rear fender; a third connecting rod connected to the truck frame is arranged on the fixing plate.

[0016] The rear fender is provided with a license plate mounting bracket and a tail light; the license plate mounting bracket and the third connecting rod are both welded to the fixing plate, and the tail light is welded to the mounting bracket.

[0017] The beneficial effects of this application are:

[0018] The two ends of the middle fender structure are respectively connected to the front fender structure and the rear fender structure. The device is installed on the truck frame, which can fully reduce the water mist and mud splashed upward by the tire when the vehicle moves.

[0019] The front fender structure, the rear fender structure and the middle fender structure are stably and firmly connected; the bracket structure can provide an installation position for the splash guard structure, so that the splash guard structure and the middle fender structure can be tightly and firmly connected; the splash guard structure is placed between the two tires of the rear wheels of the truck, and the bracket structure can also provide support for the splash guard so that it can withstand a large impact; thereby, the various components of the device are firmly connected and the overall structure is stable and reliable; it can effectively avoid being affected by harsh working conditions and use environment, which may cause the various structures of the device to fall off or be pulled apart, affecting the anti-splash performance; the product service life is extended and the product safety is enhanced.

[0020] This device simplifies the structure and connection method of each component while ensuring structural strength. It eliminates the traditional form of two fenders connected back to back and assembling an anti-splash device at the bottom, and adopts a mounting bracket, with a middle fender structure installed on the top and a splash guard structure suspended at the bottom. The overall fit is tighter, the weight is effectively reduced, the production cost is reduced, and it is more simple and beautiful.

[0021] The rear wheel fender structure of the heavy truck is provided with a middle fender structure which is respectively connected with the front fender structure and the rear fender structure, which can fully reduce the water mist and mud splashed upward by the tire when the vehicle is moving; the bracket structure can provide an installation position for the splash guard, so that the splash guard structure and the middle fender structure can be tightly and firmly connected; and can provide support for the splash guard so that it can withstand greater impact; thereby, the various components of the device are firmly connected and the overall structure is stable and reliable; it can effectively avoid being affected by harsh working conditions and use environment, and the occurrence of falling off and breaking, which affects the anti-splash performance; the device ensures structural strength while simplifying the structure and connection method of each component, so that the overall fit is tighter, effectively reducing weight and reducing production costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The specific implementation of the utility model is further described in detail below in conjunction with the accompanying drawings, wherein:

[0023] Figure 1 This is a schematic diagram of the structure of the rear wheel fender of this heavy truck.

[0024] Figure 2 for Figure 1 A top view of a heavy truck rear wheel fender structure is shown.

[0025] Figure 3 The schematic diagram of the structure of the middle fender structure of the rear wheel fender structure of the heavy truck is shown in FIG.

[0026] Figure 4 for Figure 3 Exploded view of the center fender structure shown.

[0027] Figure 5 This is a structural schematic diagram of the bracket structure of the rear wheel fender structure of the heavy truck.

[0028] Figure 6 The schematic diagram of the structure of the front fender structure of the rear wheel fender structure of the heavy truck.

[0029] Figure 7 The structural schematic diagram of the rear fender structure of the rear wheel fender structure of the heavy truck.

[0030] The marks in the above figure are:

[0031] The markings in the figure are: 1, middle fender, 11, welding bracket, 12, connecting rod fixing bracket, 13, first connecting rod,

[0032] 2. Splash plate, 21. Splash plate mounting bracket, 22. Support bracket mounting plate, 23. Support bracket,

[0033] 3. Second upper cover plate, 31. Rear fender, 32. Lower splash plate, 33. Fixing plate, 34. Third connecting rod, 35. License plate mounting bracket,

[0034] 4. first upper cover plate, 41. front fender, 42. connecting plate, 43. fixing bracket, 44. second connecting rod, 45. mounting bolts. DETAILED DESCRIPTION

[0035] The following is a further detailed explanation of the specific implementation methods of the utility model through the description of the embodiments with reference to the accompanying drawings, with the aim of helping those skilled in the art to have a more complete, accurate and in-depth understanding of the inventive concept and technical solution of the utility model and facilitating its implementation.

[0036] Figure 1 The heavy truck rear wheel fender structure shown includes a middle fender structure connected to the front fender structure and the rear fender structure respectively; the middle fender structure is provided with a bracket structure connected to the splash plate structure; the front fender structure, the rear fender structure and the middle fender structure are all connected to the truck frame.

[0037] The front fender structure, the rear fender structure and the middle fender structure are stably and firmly connected; the bracket structure can provide an installation position for the splash guard structure, so that the splash guard structure is firmly connected to the middle fender structure, and can also provide support for the splash guard structure so that it can withstand a large impact; thereby, the various components of the device are firmly connected, which can effectively avoid being affected by harsh working conditions and use environment, and the occurrence of falling off and breaking, which affects the anti-splash performance; the device ensures structural strength while simplifying the structure and connection method of each component, so that the overall fit is tighter, the weight is effectively reduced, and the production cost is reduced.

[0038] The middle fender structure includes a middle fender 1; the middle fender 1 is connected to the front fender structure and the rear fender structure respectively; the bracket structure is connected to the bottom of the middle fender 1. The middle fender 1 can shield the water mist and mud splashed by the tire when the vehicle moves, preventing them from rising upward, polluting the vehicle body and splashing to the surrounding environment; the bracket structure can provide an installation position for the splash plate structure, so that the splash plate structure and the middle fender structure can be tightly and firmly connected.

[0039] The bracket structure includes a welding bracket 11 connected to a connecting rod fixing bracket 12; the welding bracket 11 is connected to the bottom surface of the middle fender 1, and a first connecting rod 13 is provided between the welding bracket 11 and the connecting rod fixing bracket 12; the first connecting rod 13 is connected to the truck frame. The connecting rod fixing bracket 12 is a U-shaped structure; the connecting rod fixing bracket 12 fixes the first connecting rod 13 to the bottom of the welding bracket 11, and the welding bracket 11 is connected to the middle fender 1, so that the middle fender 1 can be fixed on the truck frame.

[0040] The splash plate structure includes a splash plate 2 with a splash plate mounting bracket 21 connected to the top; the splash plate mounting bracket 21 is connected to the bottom of the connecting rod fixing bracket 12; and a reinforcement structure is connected to the side of the splash plate 2. The splash plate 2 is a square plate; a mounting column is provided on the top of the splash plate mounting bracket 21, and a mounting hole is provided at the bottom of the connecting rod fixing bracket 12, and the mounting column is connected to the mounting hole; thereby, the splash plate 2 is firmly connected to the bottom of the connecting rod fixing bracket 12; the reinforcement structure can make the connection structure between the splash plate 2 and the connecting rod fixing bracket 12 more stable.

[0041] The reinforcement structure includes a support bracket mounting plate 22 and a support bracket 23 provided on the side of the splash plate 2; one end of the support bracket 23 is connected to the support bracket mounting plate 22, and the other end of the support bracket 23 is connected to the welding bracket 11. The two ends of the support bracket 23 are respectively bolted to the bottom of the support bracket mounting plate 22 and the welding bracket 11; the support bracket 23 is tiltedly supported at the bottom of the welding bracket 11 and the side of the splash plate 2; the splash plate 2 is placed between the two tires of the rear wheels of the truck, and the support bracket 23 can provide support for the splash plate 2 so that it can withstand greater impact.

[0042] The front fender structure includes a front fender 41; the front fender 41 is respectively connected to the first upper cover plate 4 and the front fender connection structure; the first upper cover plate 4 is connected to the middle fender 1. The front fender 41 is an arc-shaped structure; the two ends of the first upper cover plate 4 are respectively bolted to the front fender 41 and the middle fender 1; it can effectively block the water mist and mud raised by the tire; the front fender connection structure can stably connect the first upper cover plate 4 and the front fender 41 to the truck frame.

[0043] The front fender connection structure includes a second connecting rod 44 and a connecting plate 42 welded to the second connecting rod 44; the second connecting rod 44 is connected to the truck frame and is arranged on the outer wall of the front fender 41;

[0044] A fixing bracket 43 connected with a mounting bolt 45 is provided at the bottom of the front fender 41 ; the mounting bolt 45 extends from a mounting hole on the front fender 41 and is connected to the connecting plate 42 .

[0045] The connecting plates 42 and the fixing brackets 43 arranged on both sides of the front fender 41 are stably connected by mounting bolts 45 , and the connecting plates 42 and the second connecting rods 44 are welded; thereby, the front fender 41 is stably connected to the truck frame through the second connecting rods 44 .

[0046] The rear fender structure includes a rear fender 31; the rear fender 31 is respectively connected to the second upper cover plate 3 and the lower splash plate 32; the second upper cover plate 3 is connected to the middle fender 1; and a rear fender connection structure is provided on the rear fender 31. The rear fender 31 is an arc-shaped structure; the lower splash plate 32 is a square structure; the rear fender 31 can block the water mist and mud raised by the tire, and the lower splash plate 32 can more comprehensively block the mud and water mist from the bottom side of the rear fender 31; the rear fender connection structure can stably connect the rear fender structure to the truck frame.

[0047] The rear fender connection structure includes a fixing plate 33 disposed on the outer wall of the rear fender 31; a third connecting rod 34 connected to the truck frame is disposed on the fixing plate 33. The fixing plate 33 is a triangular structure and is connected to the outer wall of the rear fender 31 by bolts; the third connecting rod 34 is connected to the fixing plate 33, and can stably connect the rear fender 31 to the truck frame.

[0048] The rear fender 31 is provided with a license plate mounting bracket 35 and a tail light; the license plate mounting bracket 35 and the third connecting rod 34 are welded to the fixing plate 33, and the tail light is welded to the mounting bracket 35. By welding, the connection strength at each location is high, the connection stability is good, and the device can withstand greater impact and load, effectively prolonging the service life of the device and meeting the working needs of harsh working environments.

[0049] The specific working process of the utility model is as follows:

[0050] First, weld the welding bracket 11 and the connecting rod fixing bracket 12 to both sides of the first connecting rod 13, and bolt the middle fender 1 to the welding bracket 11; connect the splash plate mounting bracket 21 on the top of the splash plate 2 to the connecting rod fixing bracket 12; and then install the supporting bracket 23 on the side of the splash plate 2 and the welding bracket 11;

[0051] The second upper cover plate 3, the third connecting rod 34 and the rear fender 31 are connected, and then the second upper cover plate 3 is bolted to the middle fender 1;

[0052] The first upper cover plate 4, the second connecting rod 44 and the front fender are connected, and then the first upper cover plate 4 is bolted to the middle fender 1;

[0053] The installation can be completed by connecting the first connecting rod 13, the second connecting rod 44 and the third connecting rod 34 to the truck frame respectively. The device can block water mist and mud.

[0054] The above is an exemplary description of the utility model in conjunction with the accompanying drawings. Obviously, the specific implementation of the utility model is not limited to the above-mentioned method. As long as various non-substantial improvements are made using the method concept and technical solution of the utility model; or the above concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. A heavy truck rear wheel fender structure, characterized in that: It comprises a middle fender structure connected to the front fender structure and the rear fender structure respectively; the middle fender structure is provided with a bracket structure connected to the splash plate structure; the front fender structure, the rear fender structure and the middle fender structure are all connected to the truck frame; The middle fender structure comprises a middle fender (1); the middle fender (1) is connected to the front fender structure and the rear fender structure respectively; the bracket structure is connected to the bottom of the middle fender (1); The support structure comprises a welding support (11) connected to a connecting rod fixing support (12); the welding support (11) is connected to the bottom surface of the middle fender (1), and a first connecting rod (13) is provided between the welding support (11) and the connecting rod fixing support (12); the first connecting rod (13) is connected to the truck frame.

2. The heavy truck rear wheel fender structure according to claim 1, characterized in that: The splash plate structure comprises a splash plate (2) having a splash plate mounting bracket (21) connected to the top; the splash plate mounting bracket (21) is connected to the bottom of the connecting rod fixing bracket (12); and a reinforcement structure is connected to the side of the splash plate (2).

3. The heavy truck rear wheel fender structure according to claim 2, characterized in that: The reinforcement structure comprises a support bracket mounting plate (22) and a support bracket (23) arranged on the side of the splash plate (2); one end of the support bracket (23) is connected to the support bracket mounting plate (22), and the other end of the support bracket (23) is connected to the welding bracket (11).

4. The heavy truck rear wheel fender structure according to claim 3, characterized in that: The front fender structure comprises a front fender (41); the front fender (41) is respectively connected to a first upper cover plate (4) and a front fender connection structure; the first upper cover plate (4) is connected to the middle fender (1).

5. The heavy truck rear wheel fender structure according to claim 4, characterized in that: The front fender connection structure comprises a second connection rod (44) and a connection plate (42) welded to the second connection rod (44); the second connection rod (44) is connected to the truck frame and is arranged on the outer wall of the front fender (41); A fixing bracket (43) connected with a mounting bolt (45) is provided at the bottom of the front fender (41); the mounting bolt (45) extends from a mounting hole on the front fender (41) and is connected to the connecting plate (42).

6. The heavy truck rear wheel fender structure according to any one of claims 1 to 5, characterized in that: The rear fender structure comprises a rear fender (31); the rear fender (31) is respectively connected to a second upper cover plate (3) and a lower splash plate (32); the second upper cover plate (3) is connected to the middle fender (1); and a rear fender connection structure is provided on the rear fender (31).

7. The heavy truck rear wheel fender structure according to claim 6, characterized in that: The rear fender connection structure comprises a fixing plate (33) arranged on the outer wall of the rear fender (31); a third connecting rod (34) connected to the truck frame is arranged on the fixing plate (33).

8. The heavy truck rear wheel fender structure according to claim 7, characterized in that: The rear fender (31) is provided with a license plate mounting bracket (35) and a tail light; the license plate mounting bracket (35) and the third connecting rod (34) are both welded to the fixing plate (33), and the tail light is welded to the mounting bracket (35).

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