Frame structure and vehicle

Abstract

The utility model discloses a vehicle frame structure and a vehicle, comprising two longitudinal beams which are distributed at intervals along the transverse direction; the trailer cross beam is located behind the longitudinal beams, connecting parts are arranged at the two ends of the trailer cross beam, and the connecting parts at the two ends are connected with the rear portions of the two longitudinal beams in a one-to-one correspondence mode; the reinforcing assembly is installed in the rear portion of the longitudinal beam, the reinforcing assembly comprises a reinforcing plate and a reinforcing sleeve, the reinforcing plate is connected with the side wall of the longitudinal beam, the longitudinal beam is connected with the connecting part through a connecting piece, and the reinforcing sleeve is arranged outside the connecting piece in a sleeving mode. According to the frame structure, the structural strength of the connecting position of the longitudinal beam and the trailer cross beam can be improved, the reliability of connection of the longitudinal beam and the trailer cross beam when the trailer cross beam is dragged is guaranteed, then the reliability and safety of the trailer cross beam in use can be improved, and the reinforcing assembly is simple in structure, low in arrangement cost, better in use effect and suitable for popularization and application. And the application range is wider.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle manufacturing, in particular to a frame structure and a vehicle with the frame structure. Background Art

[0002] With the development of the national economy and the continuous improvement of living standards, vehicles are becoming more and more important in daily life. When a vehicle breaks down or gets stuck in sand or mud and cannot move on its own, the trailer hook on the vehicle is needed to tow the vehicle out of danger. At the same time, the trailer hook on the vehicle can also be used to rescue other vehicles in danger.

[0003] When using a tow hook to rescue a vehicle, the pulling force on the tow hook will be transmitted along the tow hook to the connection between the vehicle frame, causing the connection between the frame to be easily broken, affecting the reliability and safety of the rescue. In addition, if the connection between the frame breaks or falls off during the rescue, it will cause further damage to the vehicle and the rescue vehicle, affecting the safety of use. There is room for improvement. Utility Model Content

[0004] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model proposes a frame structure with a simple structure and low installation cost, and can improve the structural strength of the connection between the longitudinal beam and the trailer cross beam, ensure the connection reliability between the longitudinal beam and the trailer cross beam, and thus improve the reliability and safety of use.

[0005] The frame structure according to the embodiment of the utility model includes: two longitudinal beams, the two longitudinal beams are distributed and spaced apart in the transverse direction; a trailer cross beam, the trailer cross beam is located behind the longitudinal beam, and both ends of the trailer cross beam are provided with connecting parts, and the connecting parts at both ends are connected to the rear parts of the two longitudinal beams in a one-to-one correspondence; a reinforcement component, the reinforcement component is installed in the rear part of the longitudinal beam, the reinforcement component includes a reinforcement plate and a reinforcement sleeve, the reinforcement plate is connected to the side wall of the longitudinal beam, the longitudinal beam is connected to the connecting part through a connecting piece, and the reinforcement sleeve is sleeved outside the connecting piece.

[0006] According to the frame structure of the embodiment of the utility model, a reinforcing assembly including a reinforcing plate and a reinforcing sleeve is arranged in the longitudinal beam, thereby improving the structural strength of the connection between the longitudinal beam and the trailer cross beam, ensuring the reliability of the connection between the longitudinal beam and the trailer cross beam when the trailer cross beam is towed, thereby improving the reliability and safety of the trailer cross beam when in use, and the reinforcing assembly has a simple structure, low installation cost, better use effect, and a wider range of applications.

[0007] According to the frame structure of some embodiments of the utility model, the reinforcing assembly has two reinforcing plates, which are spaced apart and relatively distributed in the transverse direction; the side wall of the longitudinal beam includes a first side wall and a second side wall which are spaced apart and distributed in the transverse direction, and one of the two reinforcing plates is connected to the first side wall and the other is connected to the second side wall.

[0008] According to the frame structure of some embodiments of the utility model, the two reinforcement plates are provided with inner reinforcement grooves open toward each other on the sides facing each other; and / or, the two reinforcement plates are provided with outer reinforcement grooves open away from each other on the sides away from each other.

[0009] According to the frame structure of some embodiments of the utility model, the reinforcing plate includes a main plate portion, a top flange and a bottom flange, the top flange and the bottom flange are respectively connected to the upper and lower side edges of the main plate portion, the top flange is fit-connected to the top wall of the longitudinal beam, the main plate portion is fit-connected to the side wall of the longitudinal beam, and the bottom flange is fit-connected to the bottom wall of the longitudinal beam.

[0010] According to the frame structure of some embodiments of the utility model, the main body plate is provided with a first connecting hole, the side wall of the longitudinal beam is provided with a second connecting hole, the first connecting hole and the second connecting hole are opposite to each other in the transverse direction and are used for passing connecting parts; and / or, the main body plate is provided with a weight-reducing hole.

[0011] According to the frame structure of some embodiments of the present invention, the top flange and / or the bottom flange is formed with a reinforcement groove.

[0012] According to the frame structure of some embodiments of the utility model, the number of the connecting members and the number of the reinforcing sleeves are at least two and they are matched one-to-one, and at least two of the connecting members and at least two of the reinforcing sleeves are distributed in parallel and spaced apart in the longitudinal beam.

[0013] According to the frame structure of some embodiments of the present invention, the connecting portion is constructed as a connecting plate, the connecting plate is attached to the side wall of the rear end of the longitudinal beam, and the connecting plate is formed with an avoidance hole for avoiding the connecting member.

[0014] According to the vehicle frame structure of some embodiments of the present invention, the reinforcement components in the two longitudinal beams are symmetrically distributed.

[0015] The utility model also provides a vehicle.

[0016] The vehicle according to the embodiment of the utility model is provided with any one of the frame structures described above.

[0017] The vehicle and the above-mentioned frame structure have the same advantages as those of the prior art, which will not be described in detail here.

[0018] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0020] Figure 1 It is a structural schematic diagram of a frame structure according to an embodiment of the utility model;

[0021] Figure 2 is a schematic structural diagram of a reinforcement assembly according to an embodiment of the utility model;

[0022] Figure 3 It is a partial cross-sectional view of the frame structure according to an embodiment of the utility model.

[0023] Reference numerals:

[0024] Frame structure 100,

[0025] longitudinal beam 1, trailer cross beam 2, connecting portion 21, avoidance hole 211, towing portion 22,

[0026] Reinforcement assembly 3, reinforcement plate 31, main plate portion 311, first connecting hole 3111, weight reduction hole 3112, top flange 312, bottom flange 313, inner reinforcement groove 314, outer reinforcement groove 315, reinforcement groove 316, reinforcement sleeve 32, connector 4. DETAILED DESCRIPTION

[0027] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0028] In the description of the present utility model, it is necessary to understand that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, features defined as "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0029] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] Unless otherwise specified, the front-to-back direction in the present application is the longitudinal direction of the vehicle, that is, the X direction; the left-right direction is the lateral direction of the vehicle, that is, the Y direction; and the up-down direction is the vertical direction of the vehicle, that is, the Z direction.

[0031] Reference below Figure 1-Figure 3 The frame structure 100 according to the embodiment of the utility model is described to have a simple structure and low installation cost, and can improve the structural strength of the connection between the longitudinal beam 1 and the trailer cross beam 2, ensure the connection reliability between the longitudinal beam 1 and the trailer cross beam 2, and thus improve the reliability and safety of use.

[0032] like Figure 1-Figure 3 As shown, a vehicle frame structure 100 according to an embodiment of the present utility model comprises: two longitudinal beams 1 , a trailer cross beam 2 and a reinforcement assembly 3 .

[0033] The two longitudinal beams 1 are spaced apart and distributed in the transverse direction, the trailer cross beam 2 is located behind the longitudinal beam 1, and connecting parts 21 are provided at both ends of the trailer cross beam 2, and the connecting parts 21 at both ends are connected to the rear parts of the corresponding longitudinal beams 1 one by one, and a reinforcement component 3 is installed in the rear part of the longitudinal beam 1. The reinforcement component 3 includes a reinforcement plate 31 and a reinforcement sleeve 32. The reinforcement plate 31 is connected to the side wall of the longitudinal beam 1, and the longitudinal beam 1 is connected to the connecting part 21 through a connecting piece 4, and the reinforcement sleeve 32 is sleeved outside the connecting piece 4.

[0034] The frame structure 100 is a frame structure straddling the front and rear axles of the vehicle, commonly known as a beam, and is the base of the vehicle. It is generally composed of two longitudinal beams 1 and multiple cross beams, and is supported on the wheels via a suspension device, a front axle, and a rear axle. The frame structure 100 must have sufficient strength and rigidity to withstand the load of the vehicle and the impact from the wheels to ensure safety and comfort when the vehicle is used.

[0035] Specifically, the frame structure 100 is provided with a longitudinal beam 1, and two longitudinal beams 1 are provided. Both longitudinal beams 1 are extended along the front-rear direction of the vehicle, and the two longitudinal beams 1 are spaced apart and distributed along the transverse direction of the vehicle, so that the two longitudinal beams 1 can provide support force to the left and right sides of the vehicle. The frame structure 100 is also provided with a trailer cross beam 2, which is extended along the left-right direction of the vehicle and is arranged between the two longitudinal beams 1.

[0036] Furthermore, the trailer cross beam 2 is arranged on the rear side of the vehicle, that is, the trailer cross beam 2 is arranged behind the two longitudinal beams 1, and connecting parts 21 are provided at both ends of the trailer cross beam 2. The connecting part 21 can be set as a plate-like structure, etc., one end of the connecting part 21 is connected to the end of the trailer cross beam 2 by welding and connecting parts, etc., the connecting parts can be set as bolts, etc., and the other end is connected to the rear end of the longitudinal beam 1 by welding and connecting parts 4, etc., the connecting parts 4 can also be set as bolts, etc., that is, the end of the trailer cross beam 2 can be connected to the corresponding longitudinal beam 1 through the corresponding connecting part 21, and a towing part 22 is also provided on the rear side of the middle part of the trailer cross beam 2, and the towing part 22 can be set as a rectangular opening, etc., so that the whole vehicle can be connected to the frame structure 100 by connecting the towing part 22, and then the whole vehicle can be towed to meet the use requirements.

[0037] The frame structure 100 is also provided with a reinforcing assembly 3. An installation cavity is formed inside the longitudinal beam 1. The reinforcing assembly 3 is arranged in the installation cavity at the rear of the longitudinal beam 1 to strengthen the structural strength of the rear of the longitudinal beam 1. The trailer cross beam 2 is connected to the rear of the longitudinal beam 1, thereby improving the structural strength of the connection between the trailer cross beam 2 and the longitudinal beam 1. The reinforcing assembly 3 is provided with a reinforcing plate 31 and a reinforcing sleeve 32. The reinforcing plate 31 is connected to the side wall of the longitudinal beam 1, thereby strengthening the structural strength of the side wall of the longitudinal beam 1. The connection between the longitudinal beam 1 and the trailer cross beam 2 is The connection part 21 is connected through a connecting piece 4, and the connecting piece 4 can be set as a bolt or the like. The connecting piece 4 passes through the longitudinal beam 1, that is, the connecting piece 4 partially extends into the installation cavity of the longitudinal beam 1, and the reinforcing sleeve 32 is set in the longitudinal beam 1 and sleeved outside the connecting piece 4. The end of the reinforcing sleeve 32 can be connected to the side wall of the longitudinal beam 1 by welding or the like, so that the reinforcing sleeve 32 can improve the structural strength of the connecting piece 4, and further improve the reliability of the connection between the longitudinal beam 1 and the trailer cross beam 2, so as to improve the reliability and safety of the trailer cross beam 2 when in use.

[0038] According to the frame structure 100 of the embodiment of the utility model, a reinforcing assembly 3 including a reinforcing plate 31 and a reinforcing sleeve 32 is arranged in the longitudinal beam 1, thereby improving the structural strength of the connection between the longitudinal beam 1 and the trailer cross beam 2, ensuring the reliability of the connection between the longitudinal beam 1 and the trailer cross beam 2 when the trailer cross beam 2 is towed, thereby improving the reliability and safety of the trailer cross beam 2 when in use, and the reinforcing assembly 3 has a simple structure, low installation cost, better use effect, and a wider range of applications.

[0039] In some embodiments, the reinforcement assembly 3 has two reinforcement plates 31, and the two reinforcement plates 31 are spaced apart and relatively distributed in the transverse direction; the side wall of the longitudinal beam 1 includes a first side wall and a second side wall spaced apart and distributed in the transverse direction, and one of the two reinforcement plates 31 is connected to the first side wall and the other is connected to the second side wall.

[0040] Specifically, Figure 2 As shown, a reinforcing assembly 3 is provided inside the rear of the longitudinal beam 1, and the reinforcing assembly 3 is provided with a reinforcing plate 31 and a reinforcing sleeve 32. The reinforcing plate 31 can be connected to the side wall of the longitudinal beam 1 by welding or the like, thereby improving the structural strength of the longitudinal beam 1, and two reinforcing plates 31 are provided, the two reinforcing plates 31 are spaced apart, and the two reinforcing plates 31 are relatively distributed on the two side walls of the longitudinal beam 1, thereby improving the structural strength of the corresponding two side walls of the longitudinal beam 1.

[0041] Furthermore, the longitudinal beam 1 is provided with a first side wall and a second side wall, which are spaced apart and distributed on both sides of the longitudinal beam 1 along the transverse direction, and one of the two reinforcing plates 31 can be connected to the first side wall by welding or the like, and the other of the two reinforcing plates 31 can be connected to the second side wall by welding or the like, and the connecting portion 21 is connected to one of the first side wall and the second side wall, so that the two reinforcing plates 31 can respectively improve the structural strength of the first side wall and the second side wall, and can improve the reliability of the connection between the connecting portion 21 and the longitudinal beam 1, thereby ensuring the reliability and safety of the trailer cross beam 2 when in use, and the two ends of the reinforcing sleeve 32 can respectively be connected to the first side wall and the second side wall by welding, thereby improving the structural strength of the longitudinal beam 1.

[0042] In some embodiments, the two reinforcing plates 31 are provided with inner reinforcing grooves 314 open toward each other on the sides facing each other; and / or, the two reinforcing plates 31 are provided with outer reinforcing grooves 315 open away from each other on the sides away from each other.

[0043] Specifically, the two reinforcing plates 31 are provided with inner reinforcing grooves 314 open toward each other on the sides facing each other, and / or the two reinforcing plates 31 are provided with outer reinforcing grooves 315 open away from each other on the sides facing away from each other. That is, the inner reinforcing grooves 314 open toward each other are provided only on the sides facing each other of the two reinforcing plates 31, or the outer reinforcing grooves 315 open away from each other are provided only on the sides facing away from each other of the two reinforcing plates 31. It is also possible that the inner reinforcing grooves 314 open toward each other are provided on the sides facing each other of the two reinforcing plates 31, and at the same time, the outer reinforcing grooves 315 open away from each other are provided on the sides facing away from each other of the two reinforcing plates 31.

[0044] Furthermore, in this embodiment, if Figure 2 As shown, the two reinforcing plates 31 are provided with inner reinforcing grooves 314 open to each other on their sides facing each other, and outer reinforcing grooves 315 open to each other are provided on the sides of the two reinforcing plates 31 away from each other, two inner reinforcing grooves 314 are provided, and one outer reinforcing groove 315 is provided, and both the inner reinforcing grooves 314 and the outer reinforcing grooves 315 are extended along the length direction of the reinforcing plates 31, that is, the extension direction of the inner reinforcing grooves 314 and the outer reinforcing grooves 315 is the same as the extension direction of the longitudinal beam 1, and the two inner reinforcing grooves 314 are respectively provided on both sides of the outer reinforcing groove 315, so that the inner reinforcing grooves 314 and the outer reinforcing grooves 315 can respectively improve the structural strength of various parts of the rear side wall of the longitudinal beam 1, thereby improving the reinforcement effect of the reinforcing plates 31.

[0045] In some embodiments, the reinforcing plate 31 includes a main plate portion 311, a top flange 312 and a bottom flange 313, the top flange 312 and the bottom flange 313 are respectively connected to the upper and lower edges of the main plate portion 311, the top flange 312 is fitted and connected to the top wall of the longitudinal beam 1, the main plate portion 311 is fitted and connected to the side wall of the longitudinal beam 1, and the bottom flange 313 is fitted and connected to the bottom wall of the longitudinal beam 1.

[0046] Specifically, Figure 2 As shown, a reinforcing assembly 3 is arranged inside the rear of the longitudinal beam 1, and the reinforcing assembly 3 is provided with two reinforcing plates 31. The two reinforcing plates 31 are relatively distributed on the two side walls of the longitudinal beam 1, thereby improving the structural strength of the corresponding two side walls of the longitudinal beam 1, and the reinforcing plate 31 is provided with a main plate portion 311, a top flange 312 and a bottom flange 313. The main plate portion 311 is arranged between the top flange 312 and the bottom flange 313, and the top flange 312 is arranged at the upper edge of the main plate portion 311 and extends toward the inside of the longitudinal beam 1, and the bottom flange 313 is arranged at the lower edge of the main plate portion 311 and extends toward the inside of the longitudinal beam 1.

[0047] Furthermore, the main plate portion 311 can be connected to the side wall of the longitudinal beam 1 by welding or the like, and the top flange 312 is connected to the upper edge of the main plate portion 311, that is, the top flange 312 can be connected to the top wall of the longitudinal beam 1 by welding or the like, so that the top flange 312 can be connected to the top wall of the longitudinal beam 1 by welding or the like, and the bottom flange 313 is connected to the lower edge of the main plate portion 311, that is, the bottom flange 313 can be connected to the bottom wall of the longitudinal beam 1 by welding or the like, so that the bottom flange 313 can be connected to the bottom wall of the longitudinal beam 1 by welding or the like, thereby enabling the reinforcing plate 31 to strengthen the top wall, side wall and bottom wall of the longitudinal beam 1, thereby improving the reliability and strengthening effect of the reinforcing plate 31, and at the same time, the reinforcing plate 31 can provide support force to the longitudinal beam 1 in the vertical direction, thereby improving the reliability of the longitudinal beam 1.

[0048] In some embodiments, the main body plate portion 311 is provided with a first connection hole 3111, and the side wall of the longitudinal beam 1 is provided with a second connection hole, the first connection hole 3111 and the second connection hole are opposite to each other in the transverse direction and are used to pass the connecting piece 4; and / or, the main body plate portion 311 is provided with a weight-reducing hole 3112.

[0049] Specifically, the reinforcing plate 31 is provided with a main plate portion 311, a top flange 312 and a bottom flange 313. The main plate portion 311 is provided between the top flange 312 and the bottom flange 313, and can be connected to the side wall of the longitudinal beam 1 by welding and the connecting piece 4. The main plate portion 311 is provided with a first connecting hole 3111, and the side wall of the longitudinal beam 1 is provided with a second connecting hole. Both the first connecting hole 3111 and the second connecting hole can be used to penetrate the connecting piece 4, and the first connecting hole 3111 and the second connecting hole are along Distributed opposite each other laterally, the connecting member 4 can be successively passed through the second connecting hole and the first connecting hole 3111 to fix the reinforcing plate 31 and the side wall of the longitudinal beam 1 relatively, and the connecting member 4 passes through the longitudinal beam 1, that is, the connecting member 4 can enter the longitudinal beam 1 from one side wall of the longitudinal beam 1, and then pass through the longitudinal beam 1 from the other side wall of the longitudinal beam 1. The reinforcing sleeve 32 can be sleeved on the outside of the connecting member 4, and the two ends of the reinforcing sleeve 32 can be pressed against the two side walls of the longitudinal beam 1, which can improve the structural strength of the connecting member 4 while providing support force to the two side walls of the longitudinal beam 1.

[0050] Furthermore, the main body plate 311 may also be provided with a weight-reducing hole 3112, such as Figure 2 As shown, two reinforcing plates 31 are provided, and the main plate portions 311 of the two reinforcing plates 31 are provided with weight-reducing holes 3112. The weight-reducing holes 3112 can be provided as one, two or more, and the multiple weight-reducing holes 3112 are spaced apart and distributed on the main plate portion 311. The main plate portion 311 is provided with a larger area. The weight-reducing holes 3112 are provided on the main plate portion 311 to reduce the manufacturing cost and the mass of the reinforcing plates 31, thereby improving the lightweight of the vehicle.

[0051] In some embodiments, the top flange 312 and / or the bottom flange 313 are formed with a reinforcement groove 316, that is, only the top flange 312 is provided with a reinforcement groove 316, only the bottom flange 313 is provided with a reinforcement groove 316, or both the top flange 312 and the bottom flange 313 are provided with a reinforcement groove 316. In this embodiment, Figure 2 As shown, the top flange 312 and the bottom flange 313 are both provided with a reinforcing groove 316, and the setting area of ​​the top flange 312 and the bottom flange 313 are both smaller than the setting area of ​​the main plate portion 311. The top flange 312 and the bottom flange 313 are both provided with a reinforcing groove 316, which can improve the structural strength of the top flange 312 and the bottom flange 313, thereby improving the structural strength of the top wall and the bottom wall of the longitudinal beam 1, and the setting area of ​​the top flange 312 and the bottom flange 313 is relatively small, which can reduce the mass of the reinforcing plate 31, thereby improving the lightweight of the vehicle.

[0052] In some embodiments, there are at least two connectors 4 and at least two reinforcing sleeves 32 that are matched one-to-one, and at least two connectors 4 and at least two reinforcing sleeves 32 are distributed in parallel and spaced apart in the longitudinal beam 1 .

[0053] Specifically, the connecting portion 21 and the longitudinal beam 1 are connected by a connecting member 4, and the connecting member 4 is provided with at least two, that is, the connecting member 4 can be provided with two, three, etc. In this embodiment, the connecting member 4 is provided with two, and the two connecting members 4 are distributed at intervals, and the reinforcing sleeves 32 in the longitudinal beam 1 are also provided with at least two, that is, the reinforcing sleeves 32 can be provided with two, three, etc. In this embodiment, Figure 2 As shown, two reinforcing sleeves 32 are provided, and the two connecting members 4 and the two reinforcing sleeves 32 are spaced apart and distributed in the front-to-rear direction in the longitudinal beam 1, and the reinforcing sleeves 32 are sleeved outside the connecting member 4, that is, the reinforcing sleeves 32 and the connecting member 4 are provided in a one-to-one correspondence, and the provision of a plurality of connecting members 4 can ensure the reliability of the connection between the connecting portion 21 and the longitudinal beam 1, and the provision of the reinforcing sleeves 32 outside the connecting member 4 can improve the structural strength of the connecting member 4 and the connection between the connecting portion 21 and the longitudinal beam 1, further improve the reliability of the connection between the connecting portion 21 and the longitudinal beam 1, and the two ends of the reinforcing sleeves 32 can be pressed against the two side walls of the longitudinal beam 1, and can provide support force for the two side walls of the longitudinal beam 1.

[0054] In some embodiments, the connecting portion 21 is configured as a connecting plate, which is attached to the side wall at the rear end of the longitudinal beam 1 , and is formed with an avoidance hole 211 for avoiding the connecting member 4 .

[0055] Specifically, Figure 1As shown, connecting parts 21 are provided at both ends of the trailer cross beam 2, and the two connecting parts 21 are respectively connected to the two longitudinal beams 1 by welding and connecting pieces 4, and the connecting parts 21 can be set as a plate-like structure, that is, the connecting part 21 is constructed as a connecting plate, one end of the connecting plate is attached to the side wall of the rear end of the longitudinal beam 1, and is connected to the side wall of the rear end of the longitudinal beam 1 by welding and connecting pieces 4, and the other end of the connecting plate is connected to the end of the trailer cross beam 2 by welding and connecting pieces, and the connecting plate is formed with an avoidance hole 211 for avoiding the connecting piece 4, and the connecting piece 4 is penetrated through the side wall of the longitudinal beam 1 and the avoidance hole 211, so that the connecting plate is connected to the side wall of the longitudinal beam 1, and the connecting plate and the side wall of the longitudinal beam 1 can also be reinforced for a second time by welding, thereby ensuring the reliability of the connection.

[0056] Among them, the length of the reinforcement plate 31 arranged near the outer side of the two reinforcement plates 31 is greater than the length of the reinforcement plate 31 near the inner side, that is, the longer reinforcement plate 31 is connected to the inner and outer sides of the same side wall of the longitudinal beam 1 with the connecting portion 21, respectively. By setting the reinforcement plate 31 on this side to be longer, the structural strength of this side can be further strengthened, thereby improving the connection reliability between the connecting portion 21 and the longitudinal beam 1.

[0057] In some embodiments, the reinforcement components 3 in the two longitudinal beams 1 are symmetrically distributed, such as Figure 1 As shown, the frame structure 100 is provided with two longitudinal beams 1, and the two longitudinal beams 1 are distributed in a spaced relationship in the transverse direction, and the trailer cross beam 2 is arranged between the two longitudinal beams 1, and the two ends of the trailer cross beam 2 are respectively connected to the rear of the corresponding longitudinal beam 1 through the connecting portion 21, and a reinforcing component 3 is arranged at the connection between the connecting portion 21 and the longitudinal beam 1, thereby improving the reliability of the connection between the connecting portion 21 and the longitudinal beam 1, and the reinforcing components 3 in the two longitudinal beams 1 are symmetrically distributed, that is, the reinforcing components 3 in the two longitudinal beams 1 can both strengthen the structure of the connection between the longitudinal beam 1 and the connecting portion 21, and the strengthening effect on the two connections is the same, thereby ensuring that when the trailer cross beam 2 is subjected to external force, the force transmitted to the reinforcing components 3 on both sides is the same, thereby avoiding the situation where the structural strength of one side is low and causes breakage, etc., extending the service life and improving the reliability of use.

[0058] The utility model also provides a vehicle.

[0059] The vehicle according to the embodiment of the present invention is provided with any one of the frame structures 100 described above.

[0060] According to the vehicle of the embodiment of the utility model, a frame structure 100 is provided, and a reinforcing assembly 3 including a reinforcing plate 31 and a reinforcing sleeve 32 is provided in the longitudinal beam 1 of the frame structure 100, thereby improving the structural strength of the connection between the longitudinal beam 1 and the trailer cross beam 2, ensuring the reliability of the connection between the longitudinal beam 1 and the trailer cross beam 2 when the trailer cross beam 2 is towed, thereby improving the reliability and safety of the trailer cross beam 2 when in use, and the reinforcing assembly 3 has a simple structure, low installation cost, better use effect, and a wider range of applications.

[0061] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0062] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A frame structure, characterized in that: include: Two longitudinal beams, the two longitudinal beams are spaced apart and distributed in the transverse direction; A trailer cross beam, the trailer cross beam is located behind the longitudinal beam, and both ends of the trailer cross beam are provided with connecting parts, and the connecting parts at both ends are connected to the rear parts of the two longitudinal beams in a one-to-one correspondence; A reinforcing assembly is installed in the rear part of the longitudinal beam, and the reinforcing assembly includes a reinforcing plate and a reinforcing sleeve. The reinforcing plate is connected to the side wall of the longitudinal beam, the longitudinal beam is connected to the connecting part through a connecting piece, and the reinforcing sleeve is sleeved outside the connecting piece.

2. The frame structure according to claim 1, characterized in that: The reinforcement assembly has two reinforcement plates, which are spaced apart and distributed opposite to each other in the transverse direction; The side wall of the longitudinal beam includes a first side wall and a second side wall spaced apart in the transverse direction, one of the two reinforcing plates is connected to the first side wall and the other is connected to the second side wall.

3. The frame structure according to claim 2, characterized in that: The two reinforcing plates are provided with inner reinforcing grooves open toward each other on the sides facing each other; And / or, the two reinforcement plates are both provided with outer reinforcement grooves that are open and face away from each other on the sides facing away from each other.

4. The frame structure according to claim 1, characterized in that: The reinforcing plate includes a main plate portion, a top flange and a bottom flange, wherein the top flange and the bottom flange are respectively connected to the upper and lower side edges of the main plate portion, the top flange is fitted and connected to the top wall of the longitudinal beam, the main plate portion is fitted and connected to the side wall of the longitudinal beam, and the bottom flange is fitted and connected to the bottom wall of the longitudinal beam.

5. The frame structure according to claim 4, characterized in that: The main body plate is provided with a first connection hole, and the side wall of the longitudinal beam is provided with a second connection hole, the first connection hole and the second connection hole are opposite to each other in the transverse direction and are used for passing a connection piece; And / or, the main body plate is provided with weight-reducing holes.

6. The frame structure according to claim 4, characterized in that: The top flange and / or the bottom flange are formed with reinforcement grooves.

7. The frame structure according to any one of claims 1 to 6, characterized in that: There are at least two of the connecting members and the reinforcing sleeves, and they are matched one by one. At least two of the connecting members and at least two of the reinforcing sleeves are distributed in parallel and spaced apart in the longitudinal beam.

8. The vehicle frame structure according to claim 7, characterized in that: The connecting portion is configured as a connecting plate, the connecting plate is attached to the side wall of the rear end of the longitudinal beam, and the connecting plate is formed with an avoidance hole for avoiding the connecting member.

9. The frame structure according to any one of claims 1 to 6, characterized in that: The reinforcement components in the two longitudinal beams are symmetrically distributed.

10. A vehicle, characterized in that: A vehicle frame structure according to any one of claims 1 to 9 is provided.

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