Vehicle rear traction assembly

Abstract

A vehicle rear traction assembly, comprising a cross beam (1) and a traction portion (3) mounted on the cross beam, wherein two ends of the cross beam in a first direction are respectively provided with a connecting structure (2). Each connecting structure comprises a first mounting bracket (2a), a second mounting bracket (2b) and a reinforcing member (2c), wherein the first mounting brackets are connected to the cross beam, and a first mounting portion (211) for mounting a rear bumper (10) is provided on each first mounting bracket; each second mounting bracket is connected to the corresponding first mounting bracket, and a second mounting portion (2211) for connecting a vehicle frame (20) is provided on each second mounting bracket; and each reinforcing member is connected to the corresponding first mounting bracket and the corresponding second mounting bracket, respectively, and the reinforcing member, the first mounting bracket and the second mounting bracket, which are located on the same side of the cross beam in the first direction, jointly enclose a rectangular framework structure. The vehicle rear traction assembly has a simple structure, a high integration level and a wide application range.

Description

Vehicle rear towing assembly TECHNICAL FIELD

[0001] The present disclosure relates to the technical field of vehicles, in particular to a vehicle rear towing assembly. BACKGROUND

[0002] The vehicle rear towing assembly is used for connecting with the towing mechanism of a vehicle that cannot run due to a fault or being stuck in a mud, so as to realize the purpose of towing and pulling the vehicle that cannot run. At present, the vehicle rear towing assembly is usually an assembly after modification or addition of the vehicle, which makes it difficult to guarantee the strength, reliability and product consistency of the vehicle rear towing assembly, and the installation universality of the parts is poor. In addition, such modification or addition also has the risk of illegal modification, inconsistency with the vehicle announcement and illegal driving on the road.

[0003] SUMMARY

[0004] The purpose of the present disclosure is to provide a vehicle rear towing assembly to at least partially solve the above technical problems.

[0005] In order to achieve the above purpose, the present disclosure provides a vehicle rear towing assembly, which comprises a cross beam and a towing part installed on the cross beam, and the cross beam is provided with a connecting structure at each end in a first direction, each connecting structure comprises a first mounting bracket, a second mounting bracket and a reinforcing piece, the first mounting bracket is connected to the cross beam, and the first mounting bracket is provided with a first mounting part for mounting a rear bumper, the second mounting bracket is connected to the first mounting bracket, and the second mounting bracket is provided with a second mounting part for connecting a vehicle frame, and the reinforcing piece is connected to the first mounting bracket and the second mounting bracket, and the reinforcing piece, the first mounting bracket and the second mounting bracket located on the same side of the cross beam in the first direction jointly form a rectangular frame structure.

[0006] Optionally, the first mounting bracket further comprises a first body, the first body is connected to the cross beam, and one end of the first body in a second direction close to the towing part is provided with the first mounting part; the second mounting bracket further comprises a second body, the second body is connected to the first body, and one end of the second body in the second direction away from the towing part is provided with the second mounting part; the reinforcing piece comprises a reinforcing main body, one end of the reinforcing main body in the first direction is connected to the first body, the other end of the reinforcing main body is connected to the second body, and the reinforcing main body, the first body and the second body jointly form the rectangular frame structure, wherein the second direction intersects the first direction.

[0007] Optionally, two ends of the reinforcing main body in the second direction are respectively connected with reinforcing portions, each of which is connected with the first body and the second body to block the corresponding end of the rectangular frame structure in the second direction.

[0008] Optionally, the first body, the reinforcing main body and the reinforcing portions are all configured as plate structures, the reinforcing portions each include an upper side wall and first and second side walls oppositely arranged in the first direction, the first side wall being connected with the first body; the second body includes first and second flat plate portions arranged at an angle, one end of the first flat plate portion in the first direction being connected with the first body, the other end being connected with an upper end of the second flat plate portion, one end of the reinforcing main body in the first direction being fixedly connected with the first body, the other end being fixedly connected with a lower end of the second flat plate portion, both ends of the first flat plate portion in the second direction being respectively connected with the upper side wall of the corresponding reinforcing portion, both ends of the second flat plate portion in the second direction being respectively connected with the second side wall of the corresponding reinforcing portion; wherein the first flat plate portion and / or the second flat plate portion is provided with the second mounting portion.

[0009] Optionally, one end of the first body in the second direction away from the first mounting portion is provided with a third mounting portion for connecting the vehicle frame, wherein the third mounting portion is provided with a third mounting hole through which a fastener for connecting the first body and the vehicle frame passes.

[0010] Optionally, the first mounting portion is provided with a first mounting hole through which a fastener for connecting the first mounting bracket and the rear bumper passes; and / or, the second mounting portion is provided with a second mounting hole through which a fastener for connecting the second mounting bracket and the vehicle frame passes.

[0011] Optionally, the cross beam includes first and second beam bodies, the traction portion is arranged between and connected with the first and second beam bodies, and the first and second beam bodies are respectively provided with the connecting structure at one end away from the traction portion.

[0012] Optionally, the traction portion includes first and second traction portions, the second traction portion is provided with a trailer connecting piece for connecting a to-be-trucked object, the first traction portion is mounted between the first and second beam bodies and connected with the second traction portion through a plug-in structure, the plug-in structure includes first and second plug-in pieces capable of being plug-in matched, one of the first and second plug-in pieces is arranged on the first traction portion, and the other is arranged on the second traction portion.

[0013] Optionally, the first plug-in member is configured as a first plug-in pipe, the second plug-in member is configured as a second plug-in pipe, and the first plug-in pipe and the second plug-in pipe are plugged together in a manner that one is inserted into the other; and the plug-in structure further comprises a locking member which is sequentially threaded through the first plug-in pipe and the second plug-in pipe to fix the first plug-in pipe and the second plug-in pipe together.

[0014] Optionally, a trailer hook is arranged on the cross beam, and / or a fourth mounting support for mounting a power accessory is arranged on the cross beam.

[0015] With the technical solution described above, in the vehicle rear towing assembly provided by the present disclosure, the towing part is arranged to realize the towing function of the vehicle rear towing assembly, and the two ends of the cross beam in the first direction are connected to the vehicle frame and the rear bumper through the connecting structure respectively. Specifically, each end of the cross beam is connected to the vehicle frame through the second mounting part of the second mounting support, so that the vehicle rear towing assembly can be mounted on the vehicle frame. Compared with the prior art of modifying or adding an assembly to the vehicle to arrange the rear towing assembly, the vehicle rear towing assembly of the present disclosure can avoid the risks of illegal modification, inconsistency with the vehicle announcement, and illegal road use, and can adapt the vehicle rear towing assembly to different vehicle models, so as to adapt to the overall vehicle layout, have a wide range of applications, and ensure the strength, reliability, and product consistency of the entire vehicle rear towing assembly. In addition, each end of the cross beam is provided with the first mounting support, and the first mounting part of the first mounting support can provide a mounting point and support for the rear bumper, that is, the mounting support (i.e. the first mounting part) of the rear bumper is integrated on the vehicle rear towing assembly, which has a simple structure, high integration degree, and is convenient for mounting and dismounting the rear bumper, and is conducive to reducing the overall weight of the vehicle. In addition, the arrangement of the reinforcing member can improve the strength of the first mounting support and the second mounting support, which can ensure the strength and reliability of the entire vehicle rear towing assembly, and improve the connection reliability between the first mounting support and the rear bumper and the connection reliability between the second mounting support and the vehicle frame. Furthermore, the reinforcing member, the first mounting support, and the second mounting support located on the same side of the cross beam in the first direction jointly form a rectangular frame structure, which can further improve the strength and reliability of the connecting structure located at the end of the cross beam, and thus improve the strength and reliability of the entire vehicle rear towing assembly. Therefore, the vehicle rear towing assembly provided by the present disclosure has a simple structure, high integration degree, and wide range of applications.

[0016] Other features and advantages of the present disclosure will be described in detail in the following specific embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0017] The accompanying drawings are included to provide a further understanding of the present disclosure and constitute a part of the specification, illustrate the present disclosure and, together with the specific embodiments described below, serve to explain the present disclosure, but do not limit the present disclosure. In the drawings:

[0018] FIG. 1 is a structural schematic view of a vehicle rear towing assembly according to an embodiment of the present disclosure;

[0019] FIG. 2 is a structural schematic view of a trailer connecting structure in a vehicle rear towing assembly according to an embodiment of the present disclosure, in which a cross beam is shown;

[0020] FIG. 3 is an exploded view of FIG. 1;

[0021] FIG. 4 is another structural schematic view of a vehicle rear towing assembly according to an embodiment of the present disclosure, in which a rear bumper is shown;

[0022] FIG. 5 is still another structural schematic view of a vehicle rear towing assembly according to an embodiment of the present disclosure, in which a vehicle frame is shown.

[0023] BRIEF DESCRIPTION OF DRAWINGS 1 - cross beam; 11 - first beam body; 12 - second beam body; 2 - connecting structure; 2a - first mounting bracket; 21 - first body; 211 - first mounting portion; 2111 - first mounting hole; 212 - third mounting portion; 2121 - third mounting hole; 2b - second mounting bracket; 22 - second body; 221 - first plate portion; 2211 - second mounting portion; 22111 - second mounting hole; 222 - second plate portion; 2c - reinforcing member; 231 - reinforcing body; 232 - reinforcing portion; 2321 - upper side wall; 2322 - first side wall; 2323 - second side wall; 3 - towing portion; 31 - first towing portion; 311 - first insertion piece; 3111 - first insertion pipe; 312 - hitch connecting plate; 313 - hitch reinforcing plate; 314 - pipe sleeve; 32 - second towing portion; 321 - second insertion piece; 3211 - second insertion pipe; 322 - trailer connecting member; 4 - locking member; 5 - third mounting bracket; 51 - fourth mounting portion; 6 - trailer hook; 7 - fourth mounting bracket; 8 - auxiliary plate; 10 - rear bumper; 20 - vehicle frame. DETAILED DESCRIPTION

[0024] The specific embodiments of the present disclosure will be described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely intended to illustrate and explain the present disclosure, and do not limit the present disclosure.

[0025] In the present disclosure, the orientation words such as "inner" and "outer" are relative to the inner and outer of the corresponding component itself contour, unless otherwise stated. In addition, the terms "first", "second" and the like used in the present disclosure are used to distinguish one element from another element, and do not represent sequential or important nature. In addition, in the following description, the same reference signs in different drawings represent the same or similar elements, unless otherwise explained. Those skilled in the art can understand that the above definitions are only used to explain and illustrate the present disclosure, and are not used to limit.

[0026] According to the specific embodiment of the present disclosure, a vehicle rear towing assembly is provided, and one embodiment of the vehicle rear towing assembly is shown in FIGS. 1-5. As shown in FIGS. 1-5, the vehicle rear towing assembly can include a cross beam 1 and a towing part 3 mounted on the cross beam 1, and the cross beam 1 is provided with a connecting structure 2 at each end in a first direction (as shown in FIG. 1), 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 cross beam 1, and the first mounting bracket 2a is provided with a first mounting part 211 for mounting a rear bumper 10, the second mounting bracket 2b is connected to the first mounting bracket 2a, and the second mounting bracket 2b is provided with a second mounting part 2211 for connecting a vehicle frame 20, the reinforcing member 2c is connected to the first mounting bracket 2a and the second mounting bracket 2b, and the reinforcing member 2c, the first mounting bracket 2a and the second mounting bracket 2b on the same side of the cross beam 1 in the first direction together form a rectangular frame structure.

[0027] By the technical scheme, the vehicle rear towing assembly provided by the present disclosure is provided with the towing part for realizing the towing function of the vehicle rear towing assembly, and the two ends of the cross beam 1 in the first direction are connected with the vehicle frame 20 and the rear bumper 10 through the connecting structure 2. Specifically, each end of the cross beam 1 is connected with the vehicle frame 20 through the second mounting part 2211 of the second mounting bracket 2b, so that the vehicle rear towing assembly can be mounted on the vehicle frame 20. Compared with the prior art of modifying or adding an assembly part to the vehicle to set the rear towing assembly, the vehicle rear towing assembly of the present disclosure can avoid the risks of illegal modification, inconsistency with the vehicle announcement and illegal road use on the whole vehicle, and on the other hand, the vehicle rear towing assembly can be adaptively designed according to different vehicle models, so as to adapt to the overall vehicle layout, have a wide application range, and the strength, reliability and product consistency of the whole vehicle rear towing assembly can be guaranteed. In addition, each end of the cross beam 1 is provided with the first mounting bracket 2a, and the first mounting part 211 of the first mounting bracket 2a can provide a mounting point and support for the rear bumper 10, that is, the mounting bracket (i.e. the first mounting part 211) of the rear bumper 10 is integrated on the vehicle rear towing assembly, which has a simple structure, high integration degree and is convenient for mounting and dismounting the rear bumper 10, and is conducive to reducing the weight of the whole vehicle. In addition, the setting of the reinforcing part 2c can be conducive to improving the strength of the first mounting bracket 2a and the second mounting bracket 2b, which can guarantee the strength and reliability of the whole vehicle rear towing assembly on the one hand, and is conducive to improving the connection reliability between the first mounting bracket 2a and the rear bumper 10 and the connection reliability between the second mounting bracket 2b and the vehicle frame 20 on the other hand. In addition, the reinforcing part 2c, the first mounting bracket 2a and the second mounting bracket 2b located on the same side of the cross beam 1 in the first direction together form a rectangular frame structure, which can further improve the strength and reliability of the connecting structure 2 located at the end of the cross beam 1, and thus is conducive to improving the strength and reliability of the whole vehicle rear towing assembly. Therefore, the vehicle rear towing assembly provided by the present disclosure has a simple structure, high integration degree and wide application range.

[0028] It should be noted that the vehicle rear towing assembly provided by the present disclosure can also be selectively designed according to actual needs, for example, on the basis of meeting the towing demand, the vehicle rear towing assembly can be made of materials with lighter weight and higher strength, so as to improve the lightweight of the whole vehicle. For this purpose, the present disclosure does not make any limitation, and the person skilled in the art can selectively design according to actual needs.

[0029] In the detailed description provided in the present disclosure, the first mounting bracket 2a, the second mounting bracket 2b and the reinforcing member 2c can be configured in any suitable manner, and optionally, as shown in FIGS. 1-5, the first mounting bracket 2a further comprises a first body 21 connected to the cross beam 1 and provided with a first mounting portion 211 at one end thereof in the second direction close to the towing part 3. The second mounting bracket 2b further comprises a second body 22 connected to the first body 21 and provided with a second mounting portion 2211 at one end thereof in the second direction (as shown in FIG. 3) away from the towing part 3. The reinforcing member 2c comprises a reinforcing body 231 connected to the first body 21 at one end thereof in the first direction and connected to the second body 22 at the other end thereof, and the reinforcing body 231, the first body 21 and the second body 22 jointly form a rectangular frame structure, wherein the second direction intersects the first direction. In this way, the first body 21 of the first mounting bracket 2a is connected to the cross beam 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 arranged at the corresponding end portions of the cross beam 1. The first mounting portion 211 on the first body 21 can provide a mounting point and support for the rear bumper 10, and the second mounting portion 2211 on the second body 22 can provide a connection point for connecting the frame for the entire vehicle rear towing assembly. The reinforcing body 231 jointly forms a rectangular frame structure with the first body 21 and the second body 22 to further improve the strength and reliability of the connection structure 2 at the end portion of the cross beam 1, thereby facilitating the improvement of the strength and reliability of the entire vehicle rear towing assembly.

[0030] To further improve the strength and reliability of the connection structure 2 at the end portion of the cross beam 1, as shown in FIGS. 1 and 3, the reinforcing body 231 is connected with a reinforcing portion 232 at each end thereof in the second direction, and each reinforcing portion 232 is connected with the first body 21 and the second body 22 to block the corresponding end portion of the rectangular frame structure in the second direction. In this way, both ends of the rectangular frame structure in the second direction are blocked, the strength of the entire rectangular frame structure is higher, and the strength and reliability of the corresponding connection structure 2 can be further improved.

[0031] The first body 21, the reinforcing main body 231 and the reinforcing portion 232 are all configured as plate-shaped structures, the reinforcing portion 232 comprises an upper side wall 2321 and a first side wall 2322 and a second side wall 2323 oppositely arranged in the first direction, and the first side wall 2322 is connected to the first body 21; the second body 22 comprises a first flat plate portion 221 and a second flat plate portion 222 arranged at an angle, one end of the first flat plate portion 221 in the first direction is connected to the first body 21, and the other end is connected to the upper end of the second flat plate portion 222, one end of the reinforcing main body 231 in the first direction is fixedly connected to the first body 21, and the other end is fixedly connected to the lower end of the second flat plate portion 222, and both ends of the first flat plate portion 221 in the second direction are respectively connected to the upper side wall 2321 of the corresponding reinforcing portion 232, and both ends of the second flat plate portion 222 in the second direction are respectively connected to the second side wall 2323 of the corresponding reinforcing portion 232; wherein the first flat plate portion 221 and / or the second flat plate portion 222 is provided with a second mounting portion 2211. That is, the first body 21, the first flat plate portion 221, the second flat plate portion 222 and the reinforcing main body 231 together form a rectangular frame structure with both ends open in the second direction, and the upper side wall 2321 of the reinforcing portion 232 connected with the reinforcing main body 231 is connected to the first flat plate portion 221, the first side wall 2322 is connected to the first body 21, and the second side wall 2323 is connected to the second flat plate portion 222, so as to block 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 portion 2211 can be formed on the first flat plate portion 221, the second mounting portion 2211 can also be formed on the second flat plate portion 222, and the second mounting portion 2211 can also be formed on the first flat plate portion 221 and the second flat plate portion 222 respectively, so as to ensure the connection reliability of the entire vehicle rear traction assembly and the frame 20.

[0032] It should be noted that the first body 21 and the cross beam 1, the second body 22 and the first body 21, the reinforcing body 231 and the first body 21, the reinforcing body 231 and the second body 22, the reinforcing body 231 and the reinforcing portion 232, the reinforcing portion 232 and the first body 21, and the reinforcing portion 232 and the second body 22 can be configured in any suitable manner, and optionally, as shown in FIGS. 1-3, the first body 21 is provided with a first through hole, the second body 22 is provided with a second through hole, the end of the cross beam 1 passes through the first through hole, the inner cavity of the rectangular frame structure, 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, and the inner wall of the first through hole is welded to the outer peripheral surface of the cross beam 1, the inner wall of the second through hole is welded to the outer peripheral surface of the cross beam 1, the reinforcing body 231 is welded to the first body 21 and the second body 22 respectively, the reinforcing portion 232 is welded to the first body 21 and the second body 22, and the reinforcing body 231 and the reinforcing portion 232 are integrally formed. Among them, the first through hole is provided on one hand to facilitate the connection of the first mounting bracket 2a and the cross beam 1, and on the other hand it can also play a role in reducing weight, thereby facilitating the reduction of the weight of the entire vehicle rear traction device. The second through hole is provided on one hand to facilitate the connection of the second mounting bracket 2b and the cross beam 1, and on the other hand it can also play a role in reducing weight, thereby facilitating the reduction of the weight of the entire vehicle rear traction device. In addition, as shown in FIG. 3, the reinforcing portion 232 can also be provided with a weight-reducing hole to further reduce the weight of the entire vehicle rear traction device while improving the strength of the rectangular frame structure. In other embodiments of the present disclosure, the first body 21 and the cross beam 1, the second body 22 and the first body 21, the reinforcing body 231 and the first body 21, the reinforcing body 231 and the second body 22, the reinforcing body 231 and the reinforcing portion 232, the reinforcing portion 232 and the first body 21, and the reinforcing portion 232 and the second body 22 can also be configured in other suitable manner, and the present disclosure does not make any limitation in this regard, and those skilled in the art can design it selectively according to actual needs.

[0033] In the specific embodiments provided by the present disclosure, as shown in FIGS. 1-5, the first mounting portion 211 is provided with a first mounting hole 2121 through which a fastener for connecting the first mounting bracket 2a and the rear bumper 10 passes. During installation, the fastener (such as a bolt) passes through the rear bumper 10 and the first mounting hole 2121 in sequence and is fixed on the first mounting bracket 2a (such as by a nut) to connect the first mounting bracket 2a and the rear bumper 10 together. Among them, the number, size and arrangement of the first mounting hole 2121 can be designed selectively according to actual needs, and the present disclosure does not make any limitation in this regard.

[0034] In the specific embodiment provided in the present disclosure, referring to FIGS. 1-5, the second mounting portion 2211 is provided with a second mounting hole 22111 through which a fastener for connecting the second mounting bracket 2b and the vehicle frame 20 passes. During installation, the fastener (e.g., a bolt) passes through the vehicle frame 20 and the second mounting hole 22111 in sequence and is fixed on the second mounting bracket 2b (e.g., by a nut) to connect the second mounting bracket 2b and the vehicle frame 20 together. The number, size, and arrangement of the second mounting hole 22111 can be selectively designed according to actual needs, and the present disclosure does not make any limitation in this regard.

[0035] In the specific embodiment provided in the present disclosure, referring to FIGS. 1-5, the first body 21 is provided with a third mounting portion 212 for connecting the vehicle frame 20 at one end thereof away from the first mounting portion 211 in the second direction, and the provision of the third mounting portion 212 can improve the connection reliability of the entire vehicle rear traction assembly and the vehicle frame 20. The third mounting portion 212 is provided with a third mounting hole 2121 through which a fastener for connecting the first body 21 and the vehicle frame 20 passes. During installation, the fastener (e.g., a bolt) passes through the vehicle frame 20 and the third mounting hole 2121 in sequence and is fixed on the first body 21 (e.g., by a nut) to connect the first mounting bracket 2a and the vehicle frame 20 together. The number, size, and arrangement of the third mounting hole 2121 can be selectively designed according to actual needs, and the present disclosure does not make any limitation in this regard.

[0036] In the specific embodiment provided in the present disclosure, referring to FIGS. 1-5, the cross beam 1 is provided with at least one third mounting bracket 5, and each third mounting bracket 5 is provided with a fourth mounting portion 51 for connecting the rear bumper 10. The provision of the third mounting bracket 5 is to provide an intermediate support point for the rear bumper 10 (both ends of the rear bumper 10 are mounted on the first mounting bracket 2a) to improve the installation reliability of the rear bumper 10 on the vehicle rear traction assembly. The third mounting bracket 5 can be provided as one or multiple, and when multiple third mounting brackets 5 are provided, the multiple third mounting brackets 5 are arranged at intervals on the cross beam 1. In addition, the third mounting bracket 5 can be provided on one or more of the first beam body 11 and the second beam body 12, and the present disclosure does not make any limitation in this regard.

[0037] The fourth mounting portion 51 is provided with a mounting hole through which a fastener connecting the third mounting bracket 5 and the rear bumper 10 passes. Referring to FIGS. 1-5, the third mounting bracket 5 can be formed in a plate-like structure and is fixed to the crossbeam 1 by fasteners, and the upper end of the third mounting bracket 5 near the side of the crossbeam 1 is connected to the crossbeam 1 by 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 the reliability of the connection of the third mounting bracket to the crossbeam 1. During installation, fasteners (such as bolts) pass through the mounting holes of the rear bumper 10 and the fourth mounting portion 51 in sequence and are fixed to the third mounting bracket 5 (for example, by nuts) to connect the third mounting bracket 5 and the rear bumper 10 together. The number, size, and arrangement of the mounting holes can be selectively designed according to actual needs, and the present disclosure does not make any limitation in this regard.

[0038] In the specific embodiments provided by the present disclosure, referring to FIGS. 1 and 5, the crossbeam 1 can include a first beam body 11, a second beam body 12, and a towing portion 3 disposed between and connected to the first beam body 11 and the second beam body 12, and the first beam body 11 and the second beam body 12 are respectively provided with a connecting structure 2 at an end away from the towing portion 3. The towing portion 3 located between the first beam body 11 and the second beam body 12 can realize the towing function, that is, it is used to connect vehicles (such as motor homes, trailers, etc.) that need to be towed, thereby facilitating towing, and can also shorten the crossbeam 1 to reduce the cost of the crossbeam 1. In addition, such an arrangement also facilitates the replacement and maintenance of the towing portion 3.

[0039] In some embodiments of the present disclosure, referring to FIGS. 1-5, the towing portion 3 includes a first towing portion 31 and a second towing portion 32, the second towing portion 32 is provided with a trailer connecting piece 322 for connecting the object to be towed, and the first towing portion 31 is mounted between the first beam body 11 and the second beam body 12 and connected to the second towing portion 32 by a plug-in structure. By dividing the towing portion 3 into the first towing portion 31 disposed between the first beam body 11 and the second beam body 12 and the second towing portion 32 plug-in matched with the first towing portion 31, and providing the trailer connecting piece 322 on the second towing portion 32, the second towing portion 32 can be detachably mounted on the crossbeam 1, which on the one hand facilitates disassembly and subsequent maintenance and replacement, and on the other hand facilitates the selection of the second towing portion 32 with different sizes or types of trailer connecting pieces 322 according to different vehicle models, so as to facilitate the towing of different vehicles. In addition, a standard part can be selected as the second towing portion 32, and then only the second towing portion 32 with appropriate specifications and sizes needs to be selected and mounted on the first towing portion 31 when towing, which is convenient to assemble, has a wide range of applications, high universality, and a wide range of applications.

[0040] In the detailed description provided by the present disclosure, the trailer connecting piece 322 can be configured in any suitable manner. Alternatively, referring to FIGS. 1 and 2, the trailer connecting piece 322 can be formed as a trailer ball at the end of the second plug pipe 3211 away from the first plug pipe 3111, so as to facilitate the connection of a vehicle requiring a trailer. In other embodiments of the present disclosure, the trailer connecting piece 322 can also be configured in other manners, and the present disclosure does not make any limitation in this regard.

[0041] The plug structure can be configured in any suitable manner. Alternatively, referring to FIGS. 1 to 5, the plug structure can include the first plug piece 311 and the second plug piece 321 capable of plug cooperation, one of the first plug piece 311 and the second plug piece 321 is arranged on the first towing part 31, and the other is arranged on the second towing part 32. The connection between the first towing part 31 and the second towing part 32 can be achieved by plug cooperation of the first plug piece 311 and the second plug piece 321. The first plug piece 311 and the second plug piece 321 can be configured in any suitable manner to achieve the connection therebetween. Alternatively, referring to FIGS. 1 to 5, the first plug piece 311 can be configured as a first plug pipe 3111 formed on the first towing part 31, and the second plug piece 321 can be configured as a second plug pipe 3211 formed on the second towing part 32. The first plug pipe 3111 and the second plug pipe 3211 are plugged together in a manner that one is inserted into the other. The plug structure further includes a locking piece 4 which is sequentially inserted through the first plug pipe 3111 and the second plug pipe 3211 to fix the first plug pipe 3111 and the second plug pipe 3211 together. The plug cooperation of the first plug pipe 3111 and the second plug pipe 3211 is achieved in a manner that one is inserted into the other, which is convenient and fast for plugging, thereby facilitating the connection between the second towing part 32 and the first towing part 31. The provision of the locking piece 4 facilitates the fixation of the first plug pipe 3111 and the second plug pipe 3211 together, thereby effectively preventing the second plug pipe 3211 from falling off the first plug pipe 3111 and ensuring the connection reliability. The outer portion of the first plug pipe 3111 can be provided with a pipe sleeve 314 to further improve the connection reliability between the second towing part 32 and the first towing part 31. It should be noted that the locking piece 4 can be configured in any suitable manner. Alternatively, referring to FIG. 2, the locking piece 4 can be configured as a fixing pin which can completely penetrate the first plug pipe 3111 and the second plug pipe 3211 or only penetrate a portion of the first plug pipe 3111 and the second plug pipe 3211, and the present disclosure does not make any limitation in this regard.

[0042] As shown in FIG. 1 and FIG. 4, the upper and lower ends of the first plug-in pipe 3111 are connected to the first beam body 11 and the second beam body 12 through the tow connection plates 312 respectively, each of the tow connection plates 312 is welded to the outer wall of the first plug-in pipe 3111 and is connected to the first beam body 11 and the second beam body 12 through fasteners respectively. In addition, in order to improve the connection reliability, the two ends of the first plug-in pipe 3111 can also be provided with tow reinforcing plates 313, the tow reinforcing plates 313 are connected to the first plug-in pipe 3111 and the tow connection plates 312 respectively, and in addition, the tow 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 embodiment provided by the present disclosure, as shown in FIG. 1 and FIG. 4, the cross beam 1 is provided with a trailer hook 6, which has a rear trailer hook function when not towing a trailer, avoiding the situation that when towing other vehicles, the trailer hook is hung on the rear leaf spring ear, causing damage to the corresponding parts, and / or the cross beam 1 is provided with a fourth mounting bracket 7 for installing electrical accessories, the fourth mounting bracket 7 provides a mounting point for electrical accessories (such as a trailer connector socket and the like), which is reasonable in arrangement, high in integration and compact in structure. Among them, the fourth mounting bracket 7 can have various construction methods, and the present disclosure does not make any limitation thereon, and those skilled in the art can selectively design according to actual needs.

[0044] The preferred embodiments of the present disclosure are described in detail above in combination with the drawings, but the present disclosure is not limited to the specific details in the above embodiments, and various simple modifications can be made to the technical solutions of the present disclosure within the technical concept of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.

[0045] In addition, it should be noted that various specific technical features described in the above specific embodiments can be combined in any appropriate manner without contradiction, and in order to avoid unnecessary repetition, the present disclosure will not make any further description on various possible combination manners.

[0046] In addition, various different embodiments of the present disclosure can also be combined in any manner, as long as they do not deviate from the idea of the present disclosure, and they should also be considered as disclosed by the present disclosure.

Claims

1. A vehicle rear towing assembly characterized by, The vehicle rear traction assembly comprises a crossbeam and a traction part mounted on the crossbeam, the crossbeam is provided with a connecting structure at each end in a first direction, each connecting structure comprises a first mounting bracket, a second mounting bracket and a reinforcing member, the first mounting bracket is connected to the crossbeam, and the first mounting bracket is provided with a first mounting part for mounting a rear bumper, the second mounting bracket is connected to the first mounting bracket, and the second mounting bracket is provided with a second mounting part for connecting a vehicle frame, and the reinforcing member is connected to the first mounting bracket and the second mounting bracket, and the reinforcing member, the first mounting bracket and the second mounting bracket on the same side of the crossbeam in the first direction jointly form a rectangular frame structure.

2. The vehicle rear hitch assembly of claim 1, wherein, The first mounting bracket further comprises a first body connected to the crossbeam, and the first body is provided with the first mounting part at one end close to the traction part in a second direction; The second mounting bracket further comprises a second body connected to the first body, and the second body is provided with the second mounting part at one end away from the traction part in the second direction; The reinforcing member comprises a reinforcing body connected to the first body at one end in the first direction and connected to the second body at the other end, and the reinforcing body, the first body and the second body jointly form the rectangular frame structure, Wherein, the second direction intersects the first direction.

3. The vehicle rear hitch assembly of claim 2, wherein, Both ends of the reinforcing body in the second direction are connected with reinforcing parts, and each reinforcing part is connected with the first body and the second body to block the corresponding end of the rectangular frame structure in the second direction.

4. The vehicle rear hitch assembly of claim 3, wherein, The first body, the reinforcing body and the reinforcing part are all configured as a plate structure, the reinforcing part comprises an upper side wall and first and second side walls oppositely arranged in the first direction, and the first side wall is connected to the first body; The second body comprises first and second flat plate parts arranged at an angle, one end of the first flat plate part in the first direction is connected to the first body, and the other end is connected to the upper end of the second flat plate part, one end of the reinforcing body in the first direction is fixedly connected to the first body, and the other end is fixedly connected to the lower end of the second flat plate part, both ends of the first flat plate part in the second direction are respectively connected to the upper side walls of the corresponding reinforcing parts, and both ends of the second flat plate part in the second direction are respectively connected to the second side walls of the corresponding reinforcing parts; Wherein, the first flat plate part and / or the second flat plate part is provided with the second mounting part.

5. The vehicle rear hitch assembly of claim 2, wherein, One end of the first body away from the first mounting part in the second direction is provided with a third mounting part for connecting the vehicle frame, Wherein, the third mounting part is provided with a third mounting hole through which a fastener for connecting the first body and the vehicle frame passes.

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

7. The vehicle rear hitch assembly of any one of claims 1-6, wherein, The crossbeam comprises a first beam body and a second beam body, the traction portion is arranged between the first beam body and the second beam body and connected to the first beam body and the second beam body respectively, and the first beam body and the second beam body are respectively provided with the connecting structure at one end away from the traction portion.

8. The vehicle rear hitch assembly of claim 7, wherein, The traction portion comprises a first traction portion and a second traction portion, the second traction portion is provided with a trailer connecting piece for connecting a to-be-trucked object, the first traction portion is mounted between the first beam body and the second beam body and connected to the second traction portion through a plug-in structure, the plug-in structure comprises first plug-in pieces and second plug-in pieces capable of plug-in cooperation, one of the first plug-in pieces and the second plug-in pieces is arranged on the first traction portion, and the other is arranged on the second traction portion.

9. The vehicle rear hitch assembly of claim 8, wherein, The first plug-in piece is configured as a first plug-in pipe, the second plug-in piece is configured as a second plug-in pipe, and the first plug-in pipe and the second plug-in pipe are plugged together in a manner that one is inserted into the other; The plug-in structure further comprises a locking piece, the locking piece passes through the first plug-in pipe and the second plug-in pipe in sequence to fix the first plug-in pipe and the second plug-in pipe together.

10. 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 mounting an electric appliance accessory.

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