Vehicle rear tow assembly

Abstract

This disclosure relates to a vehicle rear-to-traction assembly, which includes a crossbeam and a towing unit. Connecting structures are respectively provided at both ends of the crossbeam in a first direction. Each connecting structure includes a first mounting bracket, a second mounting bracket, and a reinforcing member. The first mounting bracket is connected to the crossbeam and has a first mounting portion for mounting a rear bumper. The second mounting bracket is connected to the first mounting bracket and has a second mounting portion for connecting to the vehicle frame. The reinforcing member is connected to both the first and second mounting brackets. The reinforcing member, the first mounting bracket, and the second mounting bracket, located on the same side of the crossbeam in the first direction, together form a rectangular frame structure. The first and / or second mounting brackets have through holes for the ends of the crossbeam to pass through, and the inner wall of the through holes is connected to the outer peripheral surface of the crossbeam. This vehicle rear-to-traction assembly has a simple structure, high integration, and wide applicability.

Description

Technical Field

[0001] This disclosure relates to the field of vehicle technology, and more specifically, to a vehicle rear traction assembly. Background Technology

[0002] The rear towing assembly is used to connect with the towing mechanism of a vehicle that has broken down or is stuck in mud, enabling tow the immobilized vehicle. Currently, rear towing assemblies are often aftermarket or retrofitted parts, making it difficult to guarantee their strength, reliability, and product consistency, and resulting in poor component interchangeability. Furthermore, this type of modification or retrofitting carries risks of illegal modification, non-compliance with vehicle registration documents, and the vehicle being illegally driven on public roads. Summary of the Invention

[0003] The purpose of this disclosure is to provide a vehicle rear-traction assembly that at least partially solves the aforementioned technical problems.

[0004] To achieve the above objectives, this disclosure provides a vehicle rear towing assembly, which includes a crossbeam. Connecting structures are respectively provided at both ends of the crossbeam in a first direction. Each connecting structure includes a first mounting bracket, a second mounting bracket, and a reinforcing member. The first mounting bracket is connected to the crossbeam and has a first mounting portion for mounting a rear bumper. The second mounting bracket is connected to the first mounting bracket and has a second mounting portion for connecting to the vehicle frame. The reinforcing member is connected to both the first and second mounting brackets. The reinforcing member, the first mounting bracket, and the second mounting bracket, located on the same side of the crossbeam in the first direction, together form a rectangular frame structure. The first and / or second mounting brackets have through holes through which the ends of the crossbeam pass, and the inner wall of the through holes is connected to the outer peripheral surface of the crossbeam.

[0005] Optionally, the first mounting bracket further includes a first body, which is connected to the crossbeam and has a first mounting portion at one end in the second direction near the traction portion; the second mounting bracket further includes a second body, which is connected to the first body and has a second mounting portion at one end in the second direction away from the traction portion; the reinforcing member includes a reinforcing body, which is connected at one end in the first direction to the first body and at the other end to the second body, and the reinforcing body, the first body, and the second body together form the rectangular frame structure, wherein the second direction intersects the first direction.

[0006] Optionally, the reinforcing body has reinforcing parts connected to both ends in the second direction, and each reinforcing part is connected to the first body and the second body to block the corresponding ends of the rectangular frame structure in the second direction.

[0007] Optionally, the first body, the reinforcing body, and the reinforcing part are all constructed as plate-like structures. The reinforcing part includes an upper sidewall and a first sidewall and a second sidewall disposed opposite to each other in the first direction. The first sidewall is connected to the first body. The second body includes a first flat plate portion and a second flat plate portion disposed at an angle. One end of the first flat plate portion is connected to the first body in the first direction, and the other end is connected to the upper end of the second flat plate portion. One end of the reinforcing body is fixed to the first body in the first direction, and the other end is fixed to the lower end of the second flat plate portion. The two ends of the first flat plate portion in the second direction are respectively connected to the upper sidewall of the corresponding reinforcing part, and the two ends of the second flat plate portion in the second direction are respectively connected to the second sidewall of the corresponding reinforcing part. The second mounting part is provided on the first flat plate portion and / or the second flat plate portion.

[0008] Optionally, the first body has a third mounting portion for connecting the frame at one end in the second direction away from the first mounting portion, wherein the third mounting portion has a third mounting hole through which fasteners connecting the first body and the frame pass.

[0009] Optionally, the first mounting portion is provided with a first mounting hole through which fasteners connecting the first mounting bracket and the rear bumper pass; and / or, the second mounting portion is provided with a second mounting hole through which fasteners connecting the second mounting bracket and the vehicle frame pass.

[0010] Optionally, the crossbeam includes a first beam body and a second beam body, the traction part is disposed between the first beam body and the second beam body and is respectively connected to the first beam body and the second beam body, and the connecting structure is respectively provided at the end of the first beam body and the second beam body away from the traction part.

[0011] Optionally, the traction unit includes a first traction part and a second traction part. The second traction part is provided with a trailer connector for connecting the object to be towed. The first traction part is installed between the first beam body and the second beam body and is connected to the second traction part through a plug-in structure. The plug-in structure includes a first plug-in member and a second plug-in member that can be plugged in and engaged. One of the first plug-in member and the second plug-in member is provided in the first traction part, and the other is provided in the second traction part.

[0012] Optionally, the first connector is configured as a first connector tube, and the second connector is configured as a second connector tube, wherein the first connector tube and the second connector tube are connected together in such a way that one of them is inserted into the other; wherein the connection structure further includes a locking member, which passes through the first connector tube and the second connector tube in sequence to fix the first connector tube and the second connector tube together.

[0013] Optionally, the crossbeam is provided with a trailer hook, and / or the crossbeam is provided with a fourth mounting bracket for installing electrical accessories.

[0014] Through the above technical solution, in the vehicle rear towing assembly provided in this disclosure, the towing unit is set up to realize the towing function of the vehicle rear towing assembly, and the two ends of the crossbeam in the first direction are respectively connected to the frame and the rear bumper through the connecting structure. Specifically, each end of the crossbeam is connected to the frame through the second mounting part of the second mounting bracket, so that the vehicle rear towing assembly can be installed on the frame. Compared with the prior art of modifying the vehicle or adding accessories to set up the rear towing assembly, the vehicle rear towing assembly of this disclosure can avoid the risks of illegal modification, inconsistency with the vehicle announcement, and illegal road use of the vehicle. On the other hand, the vehicle rear towing assembly can be designed according to the adaptability of different vehicle models, so it can adapt to the overall vehicle layout, has a wide range of applications, and the strength, reliability and product consistency of the entire vehicle rear towing assembly can also be guaranteed. Each end of the crossbeam is also equipped with a first mounting bracket. The first mounting portion of the first mounting bracket provides a mounting point and support for the rear bumper. That is, the mounting bracket of the rear bumper (i.e., the first mounting portion) is integrated into the vehicle's rear traction assembly. This design is simple in structure, highly integrated, and facilitates the installation and removal of the rear bumper, thus reducing the overall vehicle weight. Furthermore, the reinforcement enhances the strength of the first and second mounting brackets. This ensures the strength and reliability of the entire vehicle's rear traction assembly and improves the connection reliability between the first mounting bracket and the rear bumper, as well as the connection reliability between the second mounting bracket and the vehicle frame. In addition, the reinforcement, the first mounting bracket, and the second mounting bracket, located on the same side of the crossbeam in the first direction, together form a rectangular frame structure. This rectangular frame structure further enhances the strength and reliability of the connection structure at the ends of the crossbeam, thereby improving the overall strength and reliability of the vehicle's rear traction assembly. Therefore, the vehicle rear traction assembly provided in this disclosure has a simple structure, high integration, and wide applicability.

[0015] Other features and advantages of this disclosure will be described in detail in the following detailed description section. Attached Figure Description

[0016] The accompanying drawings are provided to further illustrate the present disclosure and form part of the specification. They are used together with the following detailed description to explain the present disclosure, but do not constitute a limitation thereof. In the drawings:

[0017] Figure 1 This is a structural schematic diagram of a vehicle rear traction assembly provided according to a specific embodiment of this disclosure;

[0018] Figure 2 This is a structural schematic diagram of the trailer connection structure in the vehicle rear traction assembly provided according to a specific embodiment of the present disclosure, wherein a crossbeam is shown;

[0019] Figure 3 yes Figure 1 Exploded view;

[0020] Figure 4 This is another structural schematic diagram of a vehicle rear towing assembly provided according to a specific embodiment of the present disclosure, wherein the rear bumper is shown;

[0021] Figure 5 This is another structural schematic diagram of a vehicle rear traction assembly provided according to a specific embodiment of the present disclosure, in which the vehicle frame is shown.

[0022] Explanation of reference numerals in the attached figures

[0023] 1-Crossbeam; 11-First beam body; 12-Second beam body; 2-Connecting structure; 2a-First mounting bracket; 21-First body; 211-First mounting part; 2111-First mounting hole; 212-Third mounting part; 2121-Third mounting hole; 2b-Second mounting bracket; 22-Second body; 221-First flat plate part; 2211-Second mounting part; 22111-Second mounting hole; 222-Second flat plate part; 2c-Reinforcing member; 231-Reinforcing body; 232-Reinforcing part; 2321-Upper sidewall ; 2322-First sidewall; 2323-Second sidewall; 3-Traction part; 31-First traction part; 311-First connector; 3111-First connector pipe; 312-Trailer connecting plate; 313-Trailer reinforcing plate; 314-Pipe sleeve; 32-Second traction part; 321-Second connector; 3211-Second connector pipe; 322-Trailer connector; 4-Locking part; 5-Third mounting bracket; 51-Fourth mounting part; 6-Trailer hook; 7-Fourth mounting bracket; 8-Auxiliary plate; 10-Rear bumper; 20-Frame. Detailed Implementation

[0024] The specific embodiments of this disclosure will be described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for illustration and explanation only and are not intended to limit this disclosure.

[0025] In this disclosure, unless otherwise stated, directional terms such as "inner" and "outer" are used relative to the contour of the corresponding component itself. Furthermore, the terms "first," "second," etc., used in this disclosure are for distinguishing one element from another and do not represent sequence or importance. Additionally, in the following description, when referring to the accompanying drawings, unless otherwise explained, the same reference numerals in different drawings denote the same or similar elements. It will be understood by those skilled in the art that the above definitions are for explanation and illustration only and are not intended to be limiting.

[0026] According to a specific embodiment of this disclosure, a vehicle rear traction assembly is provided. Figures 1 to 5 An embodiment of the vehicle's rear towing assembly is shown. Reference is made to... Figures 1 to 5 As shown, the vehicle's rear towing assembly may include a crossbeam 1 and a towing unit 3 mounted on the crossbeam 1, the crossbeam 1 in a first direction (reference) Figure 1 The crossbeam 1 (as shown) has connecting structures 2 at both ends. Each connecting structure 2 includes a first mounting bracket 2a, a second mounting bracket 2b, and a reinforcing member 2c. The first mounting bracket 2a is connected to the crossbeam 1 and has a first mounting part 211 for mounting the rear bumper 10. The second mounting bracket 2b is connected to the first mounting bracket 2a and has a second mounting part 2211 for connecting the vehicle frame 20. The reinforcing member 2c is connected to the first mounting bracket 2a and the second mounting bracket 2b respectively. The reinforcing member 2c, the first mounting bracket 2a, and the second mounting bracket 2b on the same side of the crossbeam 1 in the first direction together form a rectangular frame structure. The first mounting bracket 2a and / or the second mounting bracket 2b are provided with through holes for the end of the crossbeam 1 to pass through, and the inner wall of the through hole is connected to the outer peripheral surface of the crossbeam 1.

[0027] Through the above technical solution, in the vehicle rear towing assembly provided in this disclosure, the towing unit is set up to realize the towing function of the vehicle rear towing assembly, and the two ends of the crossbeam 1 in the first direction are connected to the frame 20 and the rear bumper 10 respectively through the connecting structure 2. Specifically, each end of the crossbeam 1 is connected to the frame 20 through the second mounting part 2211 of the second mounting bracket 2b, so that the vehicle rear towing assembly can be installed on the frame 20. Compared with the prior art of modifying the vehicle or adding accessories to set up the rear towing assembly, the vehicle rear towing assembly of this disclosure can avoid the risks of illegal modification, inconsistency with the vehicle announcement, and illegal road use of the vehicle. On the other hand, the vehicle rear towing assembly can be designed according to the adaptability of different vehicle models, so it can adapt to the overall vehicle layout, has a wide range of applications, and the strength, reliability and product consistency of the entire vehicle rear towing assembly can also be guaranteed. Each end of the crossbeam 1 is also provided with a first mounting bracket 2a. The first mounting portion 211 of the first mounting bracket 2a can provide a mounting point and support for the rear bumper 10. That is, the mounting bracket of the rear bumper 10 (i.e., the first mounting portion 211) is integrated into the vehicle's rear traction assembly. The structure is simple, highly integrated, and facilitates the installation and removal of the rear bumper 10, which helps to reduce the overall vehicle weight. In addition, the setting of the reinforcing member 2c can help improve the strength of the first mounting bracket 2a and the second mounting bracket 2b. On the one hand, it can ensure the strength and reliability of the entire vehicle's rear traction assembly. On the other hand, it can help improve the connection reliability between the first mounting bracket 2a and the rear bumper 10, as well as the connection reliability between the second mounting bracket 2b and the frame 20. Furthermore, the reinforcing member 2c, the first mounting bracket 2a, and the second mounting bracket 2b located on the same side of the crossbeam 1 in the first direction together form a rectangular frame structure. The setting of this rectangular frame structure can further improve the strength and reliability of the connection structure 2 located at the end of the crossbeam 1, thereby helping to improve the strength and reliability of the entire vehicle's rear traction assembly. Therefore, the vehicle rear traction assembly provided in this disclosure has a simple structure, high integration, and wide applicability.

[0028] The through holes on the first mounting bracket 2a facilitate connection between the first mounting bracket 2a and the crossbeam 1, and also reduce weight, thus contributing to a reduction in the overall weight of the vehicle's rear towing device. Similarly, the through holes on the second mounting bracket 2b facilitate connection between the second mounting bracket 2b and the crossbeam 1, and also reduce weight, further contributing to a reduction in the overall weight of the vehicle's rear towing device. Specifically, refer to... Figure 1 and Figure 3As shown, a first mounting bracket 2a (hereinafter referred to as the first body 21) is provided with a first through hole, and a second mounting bracket 2b (hereinafter referred to as the second body 22) is provided with a second through hole. The end of the crossbeam 1 passes through the first through hole, the inner cavity of the rectangular frame structure, and the second through hole in sequence, and extends out of the second through hole or is flush with the end of the second through hole. The inner wall of the first through hole is welded to the outer peripheral surface of the crossbeam 1, and the inner wall of the second through hole is welded to the outer peripheral surface of the crossbeam 1. It should also be noted that the vehicle rear towing assembly provided in this disclosure can be selectively designed according to actual needs. For example, while meeting towing requirements, the vehicle rear towing assembly can be made of lighter and stronger materials to improve the overall vehicle weight reduction. This disclosure does not impose any restrictions on this, and those skilled in the art can selectively design according to actual needs.

[0029] In the specific embodiments provided in this disclosure, the first mounting bracket 2a, the second mounting bracket 2b, and the reinforcing member 2c can each be constructed in any suitable manner, optionally with reference to... Figures 1 to 5 As shown, the first mounting bracket 2a further includes a first body 21, which is connected to the crossbeam 1, and a first mounting portion 211 is provided at one end of the first body 21 near the traction portion 3 in the second direction. The second mounting bracket 2b further includes a second body 22, which is connected to the first body 21, and the second body 22 is provided in the second direction (refer to...). Figure 3 As shown, a second mounting portion 2211 is provided at the end of the component away from the traction unit 3. The reinforcing member 2c includes a reinforcing body 231, one end of which is connected to the first body 21 in a first direction, and the other end to the second body 22. The reinforcing body 231, the first body 21, and the second body 22 together form a rectangular frame structure, wherein the second direction intersects the first direction. The first body 21 of the first mounting bracket 2a is connected to the crossbeam 1, the second body 22 of the second mounting bracket 2b is connected to the first body 21, and the reinforcing body 231 of the reinforcing member 2c is connected between the first body 21 and the second body 22, so that the first mounting bracket 2a, the second mounting bracket 2b, and the reinforcing member 2c are all located at corresponding ends. The first mounting portion 211 on the first body 21 provides a mounting point and support for the rear bumper 10, and the second mounting portion 2211 on the second body 22 provides a connection point for the entire vehicle's rear traction assembly to connect to the vehicle frame. The reinforced main body, together with the first body 21 and the second body 22, forms a rectangular frame structure to further improve the strength and reliability of the connection structure 2 located at the end of the crossbeam, thereby improving the strength and reliability of the entire vehicle rear traction assembly.

[0030] To further improve the strength and reliability of the connection structure 2 located at the end of the beam, refer to Figure 1 and Figure 3 As shown, the reinforcing body 231 is connected to the two ends of the reinforcing part 232 in the second direction. Each reinforcing part 232 is connected to the first body 21 and the second body 22 to block the corresponding ends of the rectangular frame structure in the second direction. This arrangement makes both ends of the rectangular frame structure in the second direction blocked, and the strength of the entire rectangular frame structure is higher, which can further improve the strength and reliability of the corresponding connecting structure 2.

[0031] Among them, reference Figures 1 to 3 As shown, the first body 21, the reinforcing body 231, and the reinforcing part 232 are all constructed as plate-like structures. The reinforcing part 232 includes an upper sidewall 2321 and a first sidewall 2322 and a second sidewall 2323 disposed opposite to each other in a first direction. The first sidewall 2322 is connected to the first body 21. The second body 22 includes a first flat plate portion 221 and a second flat plate portion 222 disposed at an angle. One end of the first flat plate portion 221 is connected to the first body 21 in a first direction, and the other end is connected to the upper end of the second flat plate portion 222. One end of the reinforcing body 231 is fixed to the first body 21 in a first direction, and the other end is fixed to the lower end of the second flat plate portion 222. The two ends of the first flat plate portion 221 in a second direction are respectively connected to the upper sidewall 2321 of the corresponding reinforcing part 232, and the two ends of the second flat plate portion 222 in a second direction are respectively connected to the second sidewall 2323 of the corresponding reinforcing part 232. A second mounting part 2211 is provided on the first flat plate portion 221 and / or the second flat plate portion 222. That is, the first body 21, the first flat plate portion 221, the second flat plate portion 222, and the reinforcing body 231 together form a rectangular frame structure with openings at both ends in the second direction. The upper sidewall 2321 of the reinforcing part 232, which is connected to the reinforcing body 231, is connected to the first flat plate portion 221. The first sidewall 2322 is connected to the first body 21, and the second sidewall 2323 is connected to the second flat plate portion 222. This can seal the corresponding openings of the rectangular frame structure in the second direction, thereby improving the strength of the rectangular frame structure. In addition, the second mounting part 2211 can be formed on the first flat plate portion 221, or it can be formed on the second flat plate portion 222. The second mounting part 2211 can also be formed on both the first flat plate portion 221 and the second flat plate portion 222, to ensure the reliability of the connection between the entire vehicle rear traction assembly and the frame 20.

[0032] It should be noted that the relationships between the first body 21 and the crossbeam 1, between the second body 22 and the first body 21, between the reinforcing body 231 and the first body 21, between the reinforcing body 231 and the second body 22, between the reinforcing body 231 and the reinforcing part 232, between the reinforcing part 232 and the first body 21, and between the reinforcing part 232 and the second body 22 can be constructed in any suitable manner. Optionally, refer to... Figures 1 to 3 As shown, a first through hole is provided on the first body 21, and a second through hole is provided on the second body 22. The end of the crossbeam 1 passes sequentially through the first through hole, the inner cavity of the rectangular frame structure, and the second through hole, and extends out of or is flush with the end of the second through hole. The inner wall of the first through hole is welded to the outer peripheral surface of the crossbeam 1, and the inner wall of the second through hole is welded to the outer peripheral surface of the crossbeam 1. The reinforcing body 231 is welded to the first body 21 and the second body 22 respectively, and the reinforcing part 232 is welded to the first body 21 and the second body 22. The reinforcing body 231 and the reinforcing part 232 are integrally formed. Additionally, see reference... Figure 3 As shown, weight-reducing holes can also be provided on the reinforcing part 232 to further reduce the weight of the entire vehicle's rear towing device while improving the strength of the rectangular frame structure. In other embodiments of this disclosure, the relationships between the first body 21 and the crossbeam 1, between the second body 22 and the first body 21, between the reinforcing body 231 and the first body 21, between the reinforcing body 231 and the second body 22, between the reinforcing body 231 and the reinforcing part 232, between the reinforcing part 232 and the first body 21, and between the reinforcing part 232 and the second body 22 can each be any other suitable construction method. This disclosure does not impose any restrictions on this, and those skilled in the art can selectively design according to actual needs.

[0033] In the specific embodiments provided in this disclosure, reference is made to Figures 1 to 5 As shown, the first mounting portion 211 is provided with a first mounting hole 2121 through which a fastener connecting the first mounting bracket 2a and the rear bumper 10 passes. During installation, the fastener (e.g., a bolt) passes sequentially through the rear bumper 10 and the first mounting hole 2121 and is fixed to the first mounting bracket 2a (e.g., by a nut) to connect the first mounting bracket 2a and the rear bumper 10 together. The number, size, and arrangement of the first mounting holes 2121 can be selectively designed according to actual needs, and this disclosure does not impose any limitations in this regard.

[0034] In the specific embodiments provided in this disclosure, reference is made to Figures 1 to 5 As shown, the second mounting portion 2211 is provided with a second mounting hole 22111 through which fasteners connecting the second mounting bracket 2b and the frame 20 pass. During installation, fasteners (e.g., bolts) pass sequentially through the frame 20 and the second mounting hole 22111 and are fixed to the second mounting bracket 2b (e.g., by means of a nut) to connect the second mounting bracket 2b and the frame 20 together. The number, size, and arrangement of the second mounting holes 22111 can be selectively designed according to actual needs, and this disclosure does not impose any limitations in this regard.

[0035] In the specific embodiments provided in this disclosure, reference is made to Figures 1 to 5As shown, the first body 21 has a third mounting portion 212 for connecting the frame 20 at the end away from the first mounting portion 211 in the second direction. The third mounting portion 212 improves the connection reliability between the entire vehicle rear towing assembly and the frame 20. The third mounting portion 212 has a third mounting hole 2121 through which fasteners connecting the first body 21 and the frame 20 pass. During installation, fasteners (e.g., bolts) pass sequentially through the frame 20 and the third mounting hole 2121 and are fixed to the first body 21 (e.g., by nuts) to connect the first mounting bracket 2a and the frame 20 together. The number, size, and arrangement of the third mounting holes 2121 can be selectively designed according to actual needs, and this disclosure does not impose any limitations in this regard.

[0036] In the specific embodiments provided in this disclosure, reference is made to Figures 1 to 5 As shown, at least one third mounting bracket 5 is provided on the crossbeam 1. Each third mounting bracket 5 is provided with a fourth mounting part 51 for connecting the rear bumper 10. The third mounting bracket 5 is provided to provide an intermediate support point for the rear bumper 10 (the two ends of the rear bumper 10 are mounted on the first mounting bracket 2a), thereby improving the installation reliability of the rear bumper 10 on the vehicle's rear towing assembly. The third mounting bracket 5 can be one or more. When multiple third mounting brackets 5 are provided, they are spaced apart on the crossbeam 1. Furthermore, the third mounting bracket 5 can be provided on one or more of the first beam body 11 and the second beam body 12; this disclosure does not impose any limitations on this.

[0037] The fourth mounting section 51 is provided with mounting holes for fasteners connecting the third mounting bracket 5 and the rear bumper 10 to pass through. (See reference) Figures 1 to 5 As shown, the third mounting bracket 5 can be formed as a plate structure and fixed to the crossbeam 1 by fasteners. The upper end of the third mounting bracket 5 near the crossbeam 1 is connected to the crossbeam 1 via an auxiliary plate 8 (one end of the auxiliary plate 8 is connected to the third mounting bracket 5, and the other end is connected to the crossbeam 1) to ensure reliable connection between the third mounting bracket and the crossbeam 1. During installation, fasteners (e.g., bolts) pass sequentially through the mounting holes of the rear bumper 10 and the fourth mounting part 51 and are fixed to the third mounting bracket 5 (e.g., by nuts) to connect the third mounting bracket 5 and the rear bumper 10 together. The number, size, and arrangement of these mounting holes can be selectively designed according to actual needs, and this disclosure does not impose any limitations in this regard.

[0038] In the specific embodiments provided in this disclosure, reference is made to Figure 1 and Figure 5As shown, the crossbeam 1 may include a first beam body 11 and a second beam body 12. A traction unit 3 is disposed between the first beam body 11 and the second beam body 12 and connected to both. A connecting structure 2 is provided at the ends of the first beam body 11 and the second beam body 12 furthest from the traction unit 3. The traction unit 3, located between the first beam body 11 and the second beam body 12, serves two purposes: firstly, it enables towing, connecting vehicles requiring towing (such as RVs, trailers, etc.) to facilitate towing; secondly, it shortens the crossbeam 1, reducing its cost. Furthermore, this arrangement facilitates the replacement and maintenance of the traction unit 3.

[0039] In some embodiments of this disclosure, reference is made to Figures 1 to 5 As shown, the towing unit 3 includes a first towing portion 31 and a second towing portion 32. The second towing portion 32 is provided with a trailer connector 322 for connecting the object to be towed. The first towing portion 31 is installed between the first beam body 11 and the second beam body 12 and is connected to the second towing portion 32 through a plug-in structure. By dividing the towing unit 3 into a first towing portion 31 located between the first beam body 11 and the second beam body 12 and a second towing portion 32 that plugs into the first towing portion 31, and providing a trailer connector 322 on the second towing portion 32, the second towing portion 32 can be detachably installed on the crossbeam 1. This facilitates disassembly, subsequent maintenance, and replacement. Furthermore, it allows for the selection of second towing portions 32 with different sizes or types of trailer connectors 322 for different vehicle models, enabling towing of various vehicles. Alternatively, standard parts can be used as the second towing portion 32. Then, when towing, only the appropriate specifications and sizes of the second towing portion 32 need to be selected and installed on the first towing portion 31. This method is convenient to assemble, has a wide range of applications, and is highly versatile.

[0040] In the specific embodiments provided in this disclosure, the trailer connector 322 can be constructed in any suitable manner, optionally, referring to Figure 1 and Figure 2 As shown, the trailer connector 322 can be formed on the trailer ball at the end of the second connector 3211 away from the first connector 3111 to facilitate connection of a vehicle requiring towing. In other embodiments of this disclosure, the trailer connector 322 may also have other configurations, and this disclosure does not impose any limitations on this.

[0041] The plug-in structure can be configured in any suitable manner, and optionally, refer to... Figures 1 to 5As shown, the plug-in structure may include a first plug-in member 311 and a second plug-in member 321 capable of plugging into each other. One of the first plug-in member 311 and the second plug-in member 321 is disposed in the first traction portion 31, and the other is disposed in the second traction portion 32. The connection between the first traction portion 31 and the second traction portion 32 can be realized through the plug-in engagement of the first plug-in member 311 and the second plug-in member 321. The first plug-in member 311 and the second plug-in member 321 can be constructed in any suitable manner to realize the connection between them. Optionally, refer to... Figures 1 to 5 As shown, the first connector 311 can be configured as a first connector tube 3111, which is formed on the first traction portion 31. The second connector 321 is configured as a second connector tube 3211, which is formed on the second traction portion 32. The first connector tube 3111 and the second connector tube 3211 are connected together by inserting one of them into the other. The connection structure also includes a locking member 4, which passes through the first connector tube 3111 and the second connector tube 3211 in sequence to fix the first connector tube 3111 and the second connector tube 3211 together. The connection between the two is achieved by inserting the first connector tube 3111 and the second connector tube 3211 together by inserting one of them into the other. The connection is convenient and quick, which is beneficial to the connection between the second traction portion 32 and the first traction portion 31. The locking element 4 facilitates the fixation of the first insertion tube 3111 and the second insertion tube 3211 together, effectively preventing the second insertion tube 3211 from detaching from the first insertion tube 3111 and ensuring connection reliability. A sleeve 314 can be provided on the outside of the first insertion tube 3111 to further improve the connection reliability between the second traction part 32 and the first traction part 31. It should be noted that the locking element 4 can be constructed in any suitable manner; alternatively, refer to... Figure 2 As shown, the locking member 4 can be configured as a fixing pin, which can completely penetrate the first insertion tube 3111 and the second insertion tube 3211, or it can only penetrate a part of the first insertion tube 3111 and the second insertion tube 3211. This disclosure does not impose any restrictions on this.

[0042] refer to Figure 1 and Figure 4As shown, the upper and lower ends of the first insertion pipe 3111 are connected to the first beam body 11 and the second beam body 12 respectively via a drag-hanging connecting plate 312. Each drag-hanging connecting plate 312 is welded to the outer wall of the first insertion pipe 3111 and connected to the first beam body 11 and the second beam body 12 respectively via fasteners. In addition, to improve the connection reliability, drag-hanging reinforcing plates 313 can also be provided at both ends of the first insertion pipe 3111. The drag-hanging reinforcing plates 313 are connected to the first insertion pipe 3111 and the drag-hanging connecting plate 312 respectively. Furthermore, the drag-hanging reinforcing plates 313 can also be bolted to the first beam body 11 and the second beam body 12 to further improve the connection reliability.

[0043] In the specific embodiments provided in this disclosure, reference is made to Figure 1 and Figure 4 As shown, a trailer hook 6 is provided on the crossbeam 1. When not towing a trailer, the trailer hook 6 functions as a rear trailer hook, preventing it from getting caught on the rear leaf spring lugs when towing other vehicles, thus avoiding damage to the corresponding parts. And / or, a fourth mounting bracket 7 for installing electrical accessories is provided on the crossbeam 1. The fourth mounting bracket 7 provides mounting points for electrical accessories (such as trailer connector sockets), with a reasonable arrangement, high integration, and more compact structure. The fourth mounting bracket 7 can be constructed in various ways; this disclosure does not impose any restrictions, and those skilled in the art can selectively design it according to actual needs.

[0044] The preferred embodiments of this disclosure have been described in detail above with reference to the accompanying drawings. However, this disclosure is not limited to the specific details of the above embodiments. Within the scope of the technical concept of this disclosure, various simple modifications can be made to the technical solutions of this disclosure, and these simple modifications all fall within the protection scope of this disclosure.

[0045] It should also be noted that the various specific technical features described in the above specific embodiments can be combined in any suitable manner without contradiction. In order to avoid unnecessary repetition, this disclosure will not describe the various possible combinations separately.

[0046] Furthermore, various different embodiments of this disclosure can be combined in any way, as long as they do not violate the spirit of this disclosure, they should also be regarded as the content disclosed in this disclosure.

Claims

1. A vehicle rear towing assembly characterized by, The vehicle's rear towing assembly includes a crossbeam and a towing unit mounted on the crossbeam. Connecting structures are provided at both ends of the crossbeam in a first direction. Each connecting structure includes a first mounting bracket, a second mounting bracket, and a reinforcing member. The first mounting bracket is connected to the crossbeam and has a first mounting portion for mounting the rear bumper. The second mounting bracket is connected to the first mounting bracket and has a second mounting portion for connecting to the vehicle frame. The reinforcing member is connected to both the first and second mounting brackets. The reinforcing member, the first mounting bracket, and the second mounting bracket, located on the same side of the crossbeam in the first direction, together form a rectangular frame structure. The first mounting bracket and / or the second mounting bracket are provided with through holes for the end of the crossbeam to pass through, and the inner wall of the through holes is connected to the outer peripheral surface of the crossbeam. The first mounting bracket further includes a first body, which is connected to the crossbeam and has a first mounting portion at one end of the first body near the traction portion in a second direction; The second mounting bracket further includes a second body, which is connected to the first body, and the second body has a second mounting portion at one end away from the traction portion in the second direction; The reinforcing member includes a reinforcing body, one end of which is connected to the first body in the first direction, and the other end of which is connected to the second body. The reinforcing body, the first body, and the second body together form the rectangular frame structure. Wherein, the second direction intersects with the first direction; The reinforcing body has reinforcing parts connected to both ends in the second direction, and each reinforcing part is connected to the first body and the second body to block the corresponding ends of the rectangular frame structure in the second direction.

2. The vehicle rear hitch assembly of claim 1, wherein, The first body, the reinforcing body and the reinforcing part are all constructed as plate-shaped structures. The reinforcing part includes an upper sidewall and a first sidewall and a second sidewall disposed opposite to each other in the first direction. The first sidewall is connected to the first body. The second body includes a first plate portion and a second plate portion arranged at an angle. One end of the first plate portion is connected to the first body in the first direction, and the other end is connected to the upper end of the second plate portion. One end of the reinforcing body in the first direction is fixed to the first body, and the other end is fixed to the lower end of the second plate portion. The two ends of the first plate portion in the second direction are respectively connected to the upper sidewall of the corresponding reinforcing part, and the two ends of the second plate portion in the second direction are respectively connected to the second sidewall of the corresponding reinforcing part. The first plate portion and / or the second plate portion are provided with the second mounting portion.

3. The vehicle rear hitch assembly of claim 1, wherein, The first body has a third mounting portion for connecting to the vehicle frame at one end in the second direction away from the first mounting portion. The third mounting part is provided with a third mounting hole through which fasteners connecting the first body and the frame pass.

4. The vehicle rear hitch assembly of claim 1, wherein, The first mounting portion is provided with a first mounting hole through which fasteners connecting the first mounting bracket and the rear bumper pass; and / or, The second mounting part is provided with a second mounting hole through which fasteners connecting the second mounting bracket and the vehicle frame pass.

5. The vehicle rear hitch assembly of any one of claims 1-4, wherein, The crossbeam includes a first beam body and a second beam body. The traction part is disposed between the first beam body and the second beam body and is respectively connected to the first beam body and the second beam body. The connecting structure is respectively provided at the end of the first beam body and the second beam body away from the traction part.

6. The vehicle rear traction assembly according to claim 5, characterized in that, The traction unit includes a first traction part and a second traction part. The second traction part is provided with a trailer connector for connecting the object to be towed. The first traction part is installed between the first beam body and the second beam body and is connected to the second traction part through a plug-in structure. The plug-in structure includes a first plug-in member and a second plug-in member that can be plugged in and engaged. One of the first plug-in member and the second plug-in member is provided in the first traction part, and the other is provided in the second traction part.

7. The vehicle rear traction assembly according to claim 6, characterized in that, The first connector is constructed as a first connector tube, and the second connector is constructed as a second connector tube. The first connector tube and the second connector tube are connected together in such a way that one of them is inserted into the other. The plug-in structure further includes a locking member, which passes through the first plug tube and the second plug tube in sequence to fix the first plug tube and the second plug tube together.

8. The vehicle rear hitch assembly of claim 1, wherein, The crossbeam is provided with a trailer hook, and / or the crossbeam is provided with a fourth mounting bracket for installing electrical accessories.

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