CN222271731U - Vehicle rear traction assembly - Google Patents

Abstract

The present disclosure relates to a vehicle rear traction assembly, which includes a crossbeam and a traction part installed on the crossbeam, the two ends of the crossbeam in the first direction are respectively provided with connection structures, each connection structure includes a first mounting bracket, a second mounting bracket and a reinforcement, the first mounting bracket is connected to the crossbeam, and the first mounting bracket is provided with a first mounting part for rear bumper installation, the second mounting bracket is connected to the first mounting bracket, and the second mounting bracket is provided with a second mounting part connected to the vehicle frame, the reinforcement is respectively connected to the first mounting bracket and the second mounting bracket, and 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. Through the above technical solution, the vehicle rear traction assembly provided by the present disclosure has a simple structure, high integration and a wide range of applications.

Description

Vehicle rear traction assembly

Technical Field

The present disclosure relates to the field of vehicle technology, and in particular, to a rear traction assembly for a vehicle.

Background

The rear traction assembly of the vehicle is used for being connected with a traction mechanism of an inoperable vehicle such as a failed vehicle or a puddle, and the like, so that the purpose of traction is realized for the inoperable vehicle. Currently, vehicle rear traction assemblies are typically vehicle retrofitted or retrofitted assemblies, which makes it difficult to ensure strength, reliability, and product consistency of the vehicle rear traction assembly, and the commonality of component installation. In addition, the modification or installation mode has the risks of illegal modification, no compliance with the whole vehicle bulletin and illegal on-road of the whole vehicle.

Disclosure of utility model

It is an object of the present disclosure to provide a vehicle rear traction assembly to at least partially address the above-mentioned technical problems.

In order to achieve the above-mentioned purpose, this disclosure provides a vehicle rear traction assembly, vehicle rear traction assembly includes the crossbeam, the crossbeam is provided with connection structure respectively at first orientation's both ends, every connection structure all includes first installing support, second installing support and reinforcement, first installing support connect in the crossbeam, just be provided with the first installation department that supplies the rear bumper to install on the first installing support, the second installing support connect in first installing support, just be provided with the second installation department of connecting the frame on the second installing support, the reinforcement respectively with first installing support with second installing support is connected, and be located the crossbeam is in the same one side in the first orientation the reinforcement, first installing support with the second installing support encloses into rectangular frame structure jointly.

Optionally, the first mounting bracket further comprises a first body, the first body is connected to the cross beam, the first body is provided with the first mounting portion at one end, close to the traction portion, in a second direction, the second mounting bracket further comprises a second body, the second body is connected to the first body, the second body is provided with the second mounting portion at one end, far away from the traction portion, in the second direction, the reinforcing member comprises a reinforcing main body, one end, connected to the first body, of the reinforcing main body in the first direction, the other end, connected to the second body, and the reinforcing main body, the first body and the second body jointly enclose the rectangular frame structure, and the second direction intersects with the first direction.

Optionally, two ends of the reinforcing body in the second direction are respectively connected with reinforcing parts, and each reinforcing part is connected with the first body and the second body so as to block the corresponding end part of the rectangular frame structure in the second direction.

Optionally, the first body, the reinforcing body and the reinforcing part are all configured as plate-shaped structures, the reinforcing part comprises an upper side wall, a first side wall and a second side wall which are oppositely arranged in the first direction, the first side wall is connected with the first body, the second body comprises a first flat plate part and a second flat plate part which are arranged in an angle mode, one end of the first flat plate part in the first direction is connected with the first body, the other end of the first flat plate part is connected with the upper end of the second flat plate part, one end of the reinforcing body in the first direction is fixedly connected with the first body, the other end of the reinforcing body is fixedly connected with the lower end of the second flat plate part, two ends of the first flat plate part in the second direction are respectively connected with the upper side wall of the corresponding reinforcing part, and two ends of the second flat plate part in the second direction are respectively connected with the second side wall of the corresponding reinforcing part, wherein the second mounting part is arranged on the first flat plate part and/or the second flat plate part.

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

Optionally, the first mounting portion is provided with a first mounting hole through which a fastener 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.

Optionally, the crossbeam includes first roof beam body and second roof beam body, the traction portion sets up first roof beam body with between the second roof beam body and connect respectively in first roof beam body with the second roof beam body, first roof beam body with the second roof beam body is kept away from the one end of traction portion is provided with respectively connection structure.

Optionally, the traction part comprises a first traction part and a second traction part, wherein a trailer connecting piece for connecting a to-be-towed object is arranged on the second traction part, the first traction part is installed between the first beam body and the second beam body and is connected with the second traction part through an inserting structure, the inserting structure comprises a first inserting piece and a second inserting piece which can be in inserting fit, one of the first inserting piece and the second inserting piece is arranged on the first traction part, and the other one of the first inserting piece and the second inserting piece is arranged on the second traction part.

Optionally, the first plug connector is configured as a first plug connector, the second plug connector is configured as a second plug connector, and the first plug connector and the second plug connector are plugged together in a mode that one plug connector is plugged into the other plug connector, wherein the plug structure further comprises a locking piece, and the locking piece sequentially penetrates through the first plug connector and the second plug connector to fix the first plug connector and the second plug connector together.

Optionally, a trailer hook is arranged on the cross beam, and/or a fourth mounting bracket for mounting the power supply accessory is arranged on the cross beam.

Through above-mentioned technical scheme, in the vehicle rear traction assembly that this disclosure provided, the setting of traction portion is used for realizing the traction function of vehicle rear traction assembly, and the crossbeam is connected with frame and rear bumper through connection structure respectively at first direction's both ends. Specifically, every tip of crossbeam passes through the second installation department of second installing support and connects in the frame, can install the vehicle back and pull the assembly to the frame like this, compare and carry out repacking or install the mode that the assembly set up back to the vehicle in prior art, the vehicle back of this disclosure pulls the assembly on one side can avoid breaking the rule repacking, with whole car bulletin disagreement and whole car breaking rule on the way risk, on the other hand can pull the assembly behind the vehicle according to the vehicle adaptability design vehicle of different motorcycle types to can adapt to whole car and arrange, application scope is wide, and whole vehicle back pulls intensity, reliability and product uniformity of assembly also can be ensured. And every tip of crossbeam still is provided with first installing support, and first installing part of first installing support can provide mounting point and support for rear bumper, promptly, with the installing support (first installing part promptly) integration of rear bumper on the vehicle rear traction assembly, simple structure, integrated level are high and the loading and unloading of rear bumper of being convenient for are favorable to lightening whole car weight. In addition, the setting of reinforcement can be favorable to improving the intensity of first installing support and second installing support, can guarantee the intensity and the reliability of whole vehicle back traction assembly on the one hand, on the other hand is favorable to improving the connection reliability between first installing support and the rear bumper and the connection reliability between second installing support and the frame. In addition, be located the reinforcement, first installing support and the second installing support of the same side of crossbeam in first direction and enclose into rectangular frame structure jointly, this rectangular frame structure's setting can further improve the intensity and the reliability that are located the connection structure of crossbeam tip, and then is favorable to improving intensity and the reliability of whole vehicle back traction assembly. Therefore, the vehicle rear traction assembly provided by the disclosure has the advantages of simple structure, high integration level and wide application range.

Additional features and advantages of the present disclosure will be set forth in the detailed description which follows.

Drawings

The accompanying drawings are included to provide a further understanding of the disclosure, and are incorporated in and constitute a part of this specification, illustrate the disclosure and together with the description serve to explain, but do not limit the disclosure. In the drawings:

FIG. 1 is a schematic structural view of a rear vehicle traction assembly provided in accordance with an embodiment of the present disclosure;

FIG. 2 is a schematic structural view of a trailer connection in a rear vehicle traction assembly, according to an embodiment of the present disclosure, wherein a cross beam is shown;

FIG. 3 is an exploded view of FIG. 1;

FIG. 4 is another schematic structural view of a rear vehicle traction assembly provided in accordance with an embodiment of the present disclosure, wherein a rear bumper is shown.

FIG. 5 is a further schematic structural view of a rear vehicle traction assembly provided in accordance with an embodiment of the present disclosure, wherein a vehicle frame is shown.

Description of the reference numerals

1-A cross beam, 11-a first beam body, 12-a second beam body;

A 2-linkage structure;

2 a-first mounting bracket, 21-first body, 211-first mounting portion, 2111-first mounting hole, 212-third mounting portion, 2121-third mounting hole;

2 b-second mounting bracket, 22-second body, 221-first plate portion, 2211-second mount, 22111-second mounting hole, 222-second plate portion;

2 c-stiffener, 231-stiffener body, 232-stiffener, 2321-upper sidewall, 2322-first sidewall, 2323-second sidewall;

3-traction part, 31-first traction part, 311-first plug connector, 3111-first plug connector, 312-traction connection plate, 313-traction reinforcing plate, 314-pipe sleeve, 32-second traction part, 321-second plug connector, 3211-second plug connector and 322-trailer connection;

4-locking parts, 5-third mounting brackets, 51-fourth mounting parts, 6-trailer couplers, 7-fourth mounting brackets, 8-auxiliary plates, 10-rear bumpers and 20-frames.

Detailed Description

Specific embodiments of the present disclosure are described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the disclosure, are not intended to limit the disclosure.

In this disclosure, unless otherwise indicated, directional terms used, such as "inner and outer," are relative to the contour of the corresponding component itself. Furthermore, the terms "first," "second," and the like, herein are used for distinguishing one element from another and not for describing a sequential or chronological order. Furthermore, in the following description, when referring to the drawings, the same reference numerals in different drawings denote the same or similar elements unless otherwise explained. Those skilled in the art will appreciate that the above definitions are provided only to illustrate and explain the present disclosure and are not intended to be limiting.

In accordance with particular embodiments of the present disclosure, a vehicle rear traction assembly is provided, an example of which is illustrated in fig. 1-5. As shown in fig. 1 to 5, the vehicle rear traction assembly may include a cross beam 1 and a traction portion 3 mounted on the cross beam 1, both ends of the cross beam 1 in a first direction (shown in fig. 1) are respectively provided with connection structures 2, each connection structure 2 includes a first mounting bracket 2a, a second mounting bracket 2b and a reinforcement 2c, the first mounting bracket 2a is connected to the cross beam 1, the first mounting bracket 2a is provided with a first mounting portion 211 for mounting a rear bumper 10, the second mounting bracket 2b is connected to the first mounting bracket 2a, the second mounting bracket 2b is provided with a second mounting portion 2211 for connecting a frame 20, the reinforcement 2c is connected with the first mounting bracket 2a and the second mounting bracket 2b, respectively, and the reinforcement 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 enclose a rectangular frame structure.

Through the above technical scheme, in the vehicle rear traction assembly provided by the present disclosure, the setting of the traction portion is used for realizing the traction function of the vehicle rear traction assembly, and the two ends of the cross beam 1 in the first direction are respectively connected with the frame 20 and the rear bumper 10 through the connecting structure 2. Specifically, each end of the cross beam 1 is connected to the frame 20 through the second mounting portion 2211 of the second mounting bracket 2b, so that the vehicle rear traction assembly can be mounted on the frame 20, compared with the mode that the vehicle is refitted or assembled in the prior art to set the rear traction assembly, the vehicle rear traction assembly disclosed by the invention can avoid the risks of illegal refitting, inconsistent bulletins with the whole vehicle and illegal road-up of the whole vehicle on one hand, and can design the vehicle rear traction assembly according to the vehicle adaptability of different vehicle types on the other hand, thereby being capable of adapting to the whole vehicle arrangement, having wide application range, and ensuring the strength, reliability and product consistency of the whole vehicle rear traction assembly. And each end of the cross beam 1 is further provided with a first mounting bracket 2a, and the first mounting portion 211 of the first mounting bracket 2a can provide mounting points and support for the rear bumper 10, namely, the mounting bracket (i.e. the first mounting portion 211) of the rear bumper 10 is integrated on the vehicle rear traction assembly, so that the vehicle rear traction assembly has a simple structure, high integration level and is convenient for loading and unloading the rear bumper 10, and the weight of the whole vehicle is reduced. In addition, the provision of the reinforcement 2c can facilitate the improvement of the strength of the first mounting bracket 2a and the second mounting bracket 2b, on the one hand, the strength and reliability of the entire vehicle rear traction assembly can be ensured, and on the other hand, the improvement of 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 can be facilitated. In addition, the reinforcement 2c, the first mounting bracket 2a and the second mounting bracket 2b, which are positioned on the same side of the cross beam 1 in the first direction, together enclose a rectangular frame structure, and the arrangement of the rectangular frame structure can further improve the strength and reliability of the connection structure 2 positioned at the end part of the cross beam 1, thereby being beneficial to improving the strength and reliability of the whole vehicle rear traction assembly. Therefore, the vehicle rear traction assembly provided by the disclosure has the advantages of simple structure, high integration level and wide application range.

It should be noted that, the vehicle rear traction assembly provided by the present disclosure may be selectively designed according to actual needs, for example, on the basis of meeting traction requirements, the vehicle rear traction assembly may be made of a material with a relatively light weight and a relatively high strength, so as to facilitate improvement of light weight of the whole vehicle. In this regard, the present disclosure is not limited in any way, and those skilled in the art can selectively design according to actual needs.

In the specific embodiment provided in the present disclosure, the first mounting bracket 2a, the second mounting bracket 2b and the reinforcement 2c may be respectively configured in any suitable manner, and alternatively, referring to fig. 1 to 5, the first mounting bracket 2a further includes a first body 21, the first body 21 is connected to the cross beam 1 and one end of the first body 21 adjacent to the traction portion 3 in the second direction is provided with a first mounting portion 211. The second mounting bracket 2b further includes a second body 22, the second body 22 is connected to the first body 21, and an end of the second body 22 remote from the traction portion 3 in the second direction (shown with reference to fig. 3) is provided with a second mounting portion 2211. The reinforcement 2c includes a reinforcement body 231, one end of the reinforcement body 231 in a first direction is connected to the first body 21, the other end is connected to the second body 22, and the reinforcement body 231, the first body 21, and the second body 22 together enclose a rectangular frame structure, wherein the second direction intersects the first direction. Wherein 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 disposed at the corresponding ends of the measurement. While the first mounting portion 211 of the first body 21 is configured to provide mounting points and support for the rear bumper 10, the second mounting portion 2211 of the second body 22 is configured to provide a connection point for the entire vehicle rear traction assembly to the frame. The reinforcing body and the first body 21 and the second body 22 enclose a rectangular frame structure together so as to further improve the strength and reliability of the connecting structure 2 positioned at the end part of the cross beam, thereby being beneficial to improving the strength and reliability of the whole vehicle rear traction assembly.

In order to further improve the strength and reliability of the connection structure 2 located at the end of the cross beam, referring to fig. 1 and 3, the two ends of the reinforcing body 231 in the second direction are respectively connected with the reinforcing parts 232, each reinforcing part 232 is connected with the first body 21 and the second body 22 to block the corresponding end of the rectangular frame structure in the second direction, and the two ends of the rectangular frame structure in the second direction are blocked by such a setting manner, so that the strength of the whole rectangular frame structure is higher, and the strength and reliability of the corresponding connection structure 2 can be further improved.

The first body 21, the reinforcing main body 231 and the reinforcing part 232 are each configured as a plate structure as shown in fig. 1 to 3, the reinforcing part 232 includes an upper sidewall 2321, 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 in the first direction is connected to the first body 21, the other end is connected to an 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, the other end is fixedly connected to a lower end of the second flat plate portion 222, two ends of the first flat plate portion 221 in the second direction are respectively connected to the upper sidewall 2321 of the corresponding reinforcing part 232, and two ends of the second flat plate portion 222 in the second direction are respectively connected to the second sidewall 2323 of the corresponding reinforcing part 232, wherein the second mounting part 1 is disposed on the first flat plate portion 221 and/or the second flat plate portion 222. That is, the first body 21, the first plate portion 221, the second plate portion 222, and the reinforcing body 231 together enclose a rectangular frame structure open at both ends in the second direction, and the upper sidewall 2321 of the reinforcing part 232 connected to the reinforcing body 231 is connected to the first plate portion 221, the first sidewall 2322 is connected to the first body 21, and the second sidewall 2323 is connected to the second plate portion 222, so that the corresponding opening of the rectangular frame structure in the second direction can be blocked to improve the strength of the rectangular frame structure. In addition, the second mounting portion 2211 may be formed on the first flat plate portion 221, the second mounting portion 2211 may be formed on the second flat plate portion 222, and the second mounting portion 2211 may be formed on the first flat plate portion 221 and the second flat plate 222, respectively, to secure connection reliability of the entire rear vehicle traction assembly with the frame 20.

It should be noted that, between the first body 21 and the cross beam 1, between the second body 22 and the first body 21, between the reinforcing body 231 and the second body 22, between the reinforcing body 231 and the reinforcing portion 232, between the reinforcing portion 232 and the first body 21, and between the reinforcing portion 232 and the second body 22, respectively, may be configured in any suitable manner, alternatively, as shown in fig. 1 to 3, a first via hole is provided on the first body 21, a second via hole is provided on the second body 22, an end portion of the cross beam 1 sequentially passes through the first via hole, an inner cavity of a rectangular frame structure, the second via hole and protrudes from the second via hole or is flush with an end portion of the second via hole, and an inner wall of the first via hole is welded to an outer circumferential surface of the cross beam 1, an inner wall of the second via hole is welded to an outer circumferential surface of the cross beam 1, the reinforcing body 231 is welded to the first body 21 and the second body 22, 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 231 are integrally formed. The first through hole is arranged to facilitate connection of the first mounting bracket 2a and the cross beam 1, and can also play a role in weight reduction, so that weight of the whole vehicle rear traction device is reduced. The second through holes are arranged so that the second mounting bracket 2b is connected with the cross beam 1, and the weight of the whole vehicle rear traction device can be reduced. In addition, as shown in fig. 3, a weight-reducing hole may be provided in the reinforcement 232 to further reduce the weight of the entire rear traction device of the vehicle while improving the strength of the rectangular frame structure. In other embodiments of the present disclosure, any other suitable construction manner may be used between the first body 21 and the beam 1, between the second body 22 and the first body 21, between the reinforcing body 231 and the second body 22, between the reinforcing body 231 and the reinforcing portion 232, between the reinforcing portion 232 and the first body 21, and between the reinforcing portion 232 and the second body 22, respectively, which is not limited in any way, and those skilled in the art may selectively design according to actual needs.

In the embodiment provided in the present disclosure, as shown with reference to fig. 1 to 5, 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. At the time of installation, a fastener (e.g., a bolt) is sequentially passed through the rear bumper 10 and the first mounting hole 2121 and 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 may be selectively designed according to actual needs, which is not limited in this disclosure.

In the embodiment provided in the present disclosure, as shown with reference to fig. 1 to 5, the second mounting portion 2211 is provided with a second mounting hole 22111 through which a fastener connecting the second mounting bracket 2b and the frame 20 passes. Upon installation, fasteners (e.g., bolts) are sequentially passed through the frame 20 and the second mounting holes 22111 and secured to the second mounting bracket 2b (e.g., by nuts) 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 the disclosure is not limited in any way.

In the embodiment provided in the present disclosure, referring to fig. 1 to 5, one end of the first body 21, which is far from the first mounting portion 211 in the second direction, is provided with a third mounting portion 212 for connecting the frame 20, and the third mounting portion 212 is provided to improve connection reliability of the entire rear traction assembly of the vehicle with the frame 20. Wherein the third mounting portion 212 is provided with a third mounting hole 2121 through which a fastener connecting the first body 21 and the frame 20 passes. In installation, fasteners (e.g., bolts) are sequentially passed through the frame 20 and the third mounting holes 2121 and secured 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 may be selectively designed according to actual needs, which is not limited in this disclosure.

In the embodiment provided in the present disclosure, referring to fig. 1 to 5, at least one third mounting bracket 5 is provided on the cross member 1, a fourth mounting portion 51 for connecting the rear bumper 10 is provided on each third mounting bracket 5, and the third mounting brackets 5 are provided for providing an intermediate support point to the rear bumper 10 (both ends of the rear bumper 10 are mounted on the first mounting brackets 2 a) to improve the mounting reliability of the rear bumper 10 on the vehicle rear traction assembly. The number of the third mounting brackets 5 may be one or plural, and when the number of the third mounting brackets 5 is plural, the plural third mounting brackets 5 are disposed at intervals on the cross beam 1. In addition, the third mounting bracket 5 may be provided on one or more of the first beam body 11 and the second beam body 12, to which the present disclosure is not limited in any way.

Wherein 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 fig. 1 to 5, the third mounting bracket 5 may be formed in a plate-like structure and fixed to the cross beam 1 by a fastener, and an upper end portion of the third mounting bracket 5 on a side close to the cross beam 1 is connected to the cross beam 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 cross beam 1) to ensure connection reliability of the third mounting bracket to the cross beam 1. At the time of installation, fasteners (e.g., bolts) are sequentially passed through the mounting holes of the rear bumper 10 and the fourth mounting portion 51 and 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 the mounting holes can be selectively designed according to actual needs, and the present disclosure does not limit the number, size and arrangement of the mounting holes.

In the specific embodiment provided in the present disclosure, as shown with reference to fig. 1 and 5, the beam 1 may include a first beam body 11, a second beam body 12, the traction portion 3 is disposed between the first beam body 11 and the second beam body 12 and connected to the first beam body 11 and the second beam body 12, and one ends of the first beam body 11 and the second beam body 12, which are far from the traction portion 3, are provided with the connection structure 2, respectively. The traction part 3 between the first beam body 11 and the second beam body 12 can on the one hand perform a traction function, i.e. for connecting vehicles requiring a trailer (e.g. a caravan, a trailer, etc.), thereby facilitating the towing, and on the other hand also shorten the cross beam 1, thereby reducing the cost of the cross beam 1. In addition, such an arrangement also facilitates replacement and maintenance of the tractor 3.

In some embodiments of the present disclosure, referring to fig. 1 to 5, the towing section 3 includes a first towing portion 31 and a second towing portion 32, the second towing portion 32 being provided with a trailer connection 322 for connecting an object to be towed, the first towing portion 31 being mounted between the first beam body 11 and the second beam body 12 and being connected to the second towing portion 32 by a socket structure. By dividing the towing portion 3 into a first towing portion 31 arranged between the first beam body 11 and the second beam body 12 and a second towing portion 32 in a plug-in fit with the first towing portion 31, and providing the second towing portion 32 with a trailer connection 322, the second towing portion 32 can be detachably mounted on the cross beam 1, which is convenient for disassembly and assembly and subsequent maintenance and replacement on the one hand, and also convenient for selecting the second towing portion 32 with the trailer connection 322 of different sizes or types according to vehicles of different vehicle types on the other hand, so as to realize trailers of different vehicles. In addition, the standard component can be selected as the second traction part 32, and then the second traction part 32 with proper specification and size is selected to be installed on the first traction part 31 only when the trailer is needed, so that the assembly is convenient, the application range is wide, the universality is high, and the application range is wide.

In the particular embodiment provided in the present disclosure, the trailer connection 322 may be configured in any suitable manner, alternatively, as shown with reference to fig. 1 and 2, the trailer connection 322 may be formed as a trailer ball at the end of the second jack tube 3211 remote from the first jack tube 3111 to facilitate connection to a vehicle in need of a trailer. In other embodiments of the present disclosure, the trailer connection 322 may also be other configurations, and the present disclosure is not limited in any way.

Wherein, the plug structure may be configured in any suitable manner, alternatively, referring to fig. 1 to 5, the plug structure may include a first plug 311 and a second plug 321 capable of being in plug-fit, one of the first plug 311 and the second plug 321 is disposed at the first traction portion 31, and the other is disposed at the second traction portion 32. The connection between the first traction portion 31 and the second traction portion 32 is achieved by the mating engagement of the first connector 311 and the second connector 321. The first and second connectors 311 and 321, respectively, may be configured in any suitable manner to achieve a connection therebetween, alternatively, referring to fig. 1 to 5, the first connector 311 may be configured as a first connector tube 3111, the first connector tube 3111 being formed on the first traction portion 31, the second connector 321 being configured as a second connector tube 3211, the second connector tube 3211 being formed on the second traction portion 32, the first connector tube 3111 and the second connector tube 3211 being inserted one into the other, wherein the connector structure further includes a locking member 4 passing sequentially through the first connector tube 3111 and the second connector tube 3211 to fix the first connector tube 3111 and the second connector tube 3211 together. The first connector tube 3111 and the second connector tube 3211 are connected by inserting one into the other, so that the connection between the second traction portion 32 and the first traction portion 31 is facilitated. The locking piece 4 is convenient for fixing the first plug tube 3111 and the second plug tube 3211 together, so that the second plug tube 3211 is effectively prevented from falling off the first plug tube 3111, and connection reliability is ensured. A sleeve 314 may be provided on the outside of the first connector tube 3111 to further improve the connection reliability between the second pulling portion 32 and the first pulling portion 31. It should be noted that, the locking member 4 may be configured in any suitable manner, alternatively, referring to fig. 2, the locking member 4 may be configured as a fixing pin, and the fixing pin may completely penetrate the first socket 3111 and the second socket 3211, or may only penetrate a portion of the first socket 3111 and the second socket 3211, which is not limited in this disclosure.

Referring to fig. 1 and 4, the upper and lower ends of the first socket pipe 3111 are connected to the first beam body 11 and the second beam body 12 by means of the hitch connection plates 312, respectively, and each hitch connection plate 312 is welded to the outer wall of the first socket pipe 3111 and connected to the first beam body 11 and the second beam body 12 by means of fasteners, respectively. In addition, in order to improve connection reliability, both ends of the first socket pipe 3111 may be further provided with a coupling reinforcing plate 313, the coupling reinforcing plate 313 being connected to the first socket pipe 3111 and the coupling connecting plate 312, respectively, and in addition, the coupling reinforcing plate 313 may be further bolt-connected with the first beam body 11 and the second beam body 12 to further improve connection reliability.

In the specific embodiments provided in the disclosure, referring to fig. 1 and 4, a trailer hook 6 is provided on a cross beam 1, when the trailer hook is not pulled, the trailer hook 6 has a rear trailer hook function, so that the situation that corresponding parts are damaged due to the fact that the trailer hook is hung on a rear leaf spring lifting lug when other vehicles are pulled is avoided, and/or a fourth mounting bracket 7 for mounting a power supply accessory is provided on the cross beam 1, and the fourth mounting bracket 7 provides a mounting point for the electrical accessory (such as a trailer connector socket and the like), so that the arrangement is reasonable, the integration level is high, and the structure is more compact. The fourth mounting bracket 7 may be configured in various manners, and thus, the present disclosure is not limited in any way, and those skilled in the art may selectively design the fourth mounting bracket according to actual needs.

The preferred embodiments of the present disclosure have been described in detail above with reference to the accompanying drawings, but the present disclosure is not limited to the specific details of the embodiments described above, and various simple modifications may be made to the technical solutions of the present disclosure within the scope of the technical concept of the present disclosure, and all the simple modifications belong to the protection scope of the present disclosure.

In addition, the specific features described in the foregoing embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, the present disclosure does not further describe various possible combinations.

Moreover, any combination between the various embodiments of the present disclosure is possible as long as it does not depart from the spirit of the present disclosure, which should also be construed as the disclosure of the present disclosure.

Claims (10)

1. The utility model provides a traction assembly behind vehicle, its characterized in that, traction assembly behind vehicle includes the crossbeam and installs traction portion on the crossbeam, the crossbeam is provided with connection structure respectively at the both ends of first direction, every connection structure all includes first installing support, second installing support and reinforcement, first installing support connect in the crossbeam, just be provided with the first installation portion that supplies the rear bumper to install on the first installing support, the second installing support connect in first installing support, just be provided with the second installation portion of connecting the frame on the second installing support, the reinforcement respectively with first installing support with second installing support is connected, and be located the crossbeam is in same one side in the first direction the reinforcement, first installing support with the second installing support encloses into rectangular frame structure jointly.

2. The vehicle rear traction assembly of claim 1, wherein the first mounting bracket further comprises a first body connected to the cross beam and provided with the first mounting portion at an end thereof adjacent to the traction portion in a second direction;

The second mounting bracket further comprises a second body, the second body is connected to the first body, and one end, far away from the traction part, of the second body in the second direction is provided with the second mounting part;

The reinforcement includes a reinforcement body having one end connected to the first body and the other end connected to the second body in the first direction, and the reinforcement body, the first body and the second body together enclose the rectangular frame structure,

Wherein the second direction intersects the first direction.

3. The vehicle rear traction assembly according to claim 2, wherein both ends of the reinforcing body in the second direction are respectively connected with reinforcing portions, each of the reinforcing portions being connected with the first body and the second body to block corresponding ends of the rectangular frame structure in the second direction.

4. The vehicle rear traction assembly of claim 3, wherein the first body, the reinforcement main body, and the reinforcement are each configured as a plate-like structure, the reinforcement including an upper side wall, and first and second side walls disposed opposite in the first direction, the first side wall being connected to the first body;

the second body comprises a first flat plate part and a second flat plate part which are arranged in an angle way, one end of the first flat plate part in the first direction is connected with the first body, the other end of the first flat plate part is connected with the upper end of the second flat plate part, one end of the reinforcing main body in the first direction is fixedly connected with the first body, the other end of the reinforcing main body is fixedly connected with the lower end of the second flat plate part, the two ends of the first flat plate part in the second direction are respectively connected with the upper side wall of the corresponding reinforcing part, and the two ends of the second flat plate part in the second direction are respectively connected with the second side wall of the corresponding reinforcing part;

wherein the first plate portion and/or the second plate portion is provided with the second mounting portion.

5. The vehicle rear traction assembly of claim 2, wherein an end of the first body in the second direction away from the first mounting portion is provided with a third mounting portion for connecting to the frame,

The third mounting part is provided with a third mounting hole for a fastener for connecting the first body and the frame to pass through.

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

The second mounting part is provided with a second mounting hole for a fastener for connecting the second mounting bracket and the frame to pass through.

7. The vehicle rear traction assembly of any of claims 1-6, wherein the cross beam includes a first beam body and a second beam body, the traction portion is disposed between and connected to the first beam body and the second beam body, respectively, and ends of the first beam body and the second beam body remote from the traction portion are provided with the connection structure, respectively.

8. The vehicle rear traction 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 connector for connecting an object to be towed, the first traction portion is mounted between the first beam body and the second beam body and is connected to the second traction portion by a plug structure, the plug structure comprises a first plug and a second plug capable of plug-in fitting, one of the first plug and the second plug is provided at the first traction portion, and the other is provided at the second traction portion.

9. The vehicle rear traction assembly of claim 8, wherein the first plug is configured as a first plug and the second plug is configured as a second plug, the first plug and the second plug being plugged together with one inserted into the other;

the plug-in structure further comprises a locking piece, and the locking piece sequentially penetrates 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.

10. The vehicle rear traction assembly of claim 1, wherein a towing hook is provided on the cross beam and/or a fourth mounting bracket for power supply accessory mounting is provided on the cross beam.