Frame assembly and vehicle

Abstract

The utility model relates to the technical field of vehicles, in particular to a frame assembly and a vehicle, the frame assembly comprises two auxiliary longitudinal beams and an auxiliary cross beam group, and the two auxiliary longitudinal beams are arranged at intervals along the width direction of the vehicle; the auxiliary cross beam set comprises an auxiliary cross beam and two supporting seats, the two supporting seats are arranged on the two auxiliary longitudinal beams in a one-to-one correspondence mode and oppositely arranged in the vehicle width direction, the auxiliary cross beam comprises a cross beam body and a first suspension support arranged on the cross beam body, and the two ends of the cross beam body are inserted into the two supporting seats respectively and fixedly connected with the two supporting seats. The auxiliary cross beam is an integrally-formed casting part. According to the frame assembly, the auxiliary cross beam is the integrally-formed casting part, so that the assembly precision of the cross beam body and the first suspension support is improved, the assembly consistency of the frame assembly is improved, and the quality of the frame assembly is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to vehicle technical field especially relates to frame assembly and vehicle. BACKGROUND

[0002] Engineering vehicle is the professional transport equipment of open pit mining, and the requirements of low cost, large load and high work efficiency have been the goal pursued by customers, wherein the load capacity and load stability of engineering vehicle are the points focused by customers.

[0003] As an important component of engineering vehicle, frame assembly plays a supporting role on the spring-on mass of the whole vehicle. Therefore, the load capacity of frame assembly is a key factor affecting the load capacity and load stability of engineering vehicle.

[0004] In the frame assembly, the portal beam divides two longitudinal beams into a main longitudinal beam and a vice longitudinal beam, and a vice cross beam is usually fixed between the two vice longitudinal beams. The first suspension support is arranged on the vice cross beam and used to connect and support the front suspension.

[0005] At present, the vice cross beam is usually a profile steel pipe structure, and the first suspension support is fixed on the vice cross beam by welding process. Since the welding process is easy to cause the deformation of the vice cross beam or the suspension support seat, the assembly precision of the vice cross beam and the suspension support seat is poor, which causes the consistency of different frame assemblies to be poor and affects the quality of the frame assembly.

[0006] Therefore, there is an urgent need for a frame assembly to solve the above problems. INVENTION CONTENTS

[0007] The utility model aims at providing frame assembly and vehicle to solve the problems in the related art that the first suspension support is fixed on the vice cross beam by welding process, which is easy to cause the deformation of the vice cross beam or the suspension support seat, and further causes the assembly precision of the vice cross beam and the suspension support seat to be poor, which causes the consistency of different frame assemblies to be poor and affects the quality of the frame assembly.

[0008] On one hand, the utility model provides frame assembly, and the frame assembly comprises:

[0009] Two vice longitudinal beams are arranged, and the two vice longitudinal beams are arranged along the vehicle width direction at intervals;

[0010] The vice cross beam group comprises a vice cross beam and two support seats, the two support seats are arranged in one-to-one correspondence on the two vice longitudinal beams and arranged opposite along the vehicle width direction, the vice cross beam comprises a cross beam body and a first suspension support arranged on the cross beam body, the two ends of the cross beam body are respectively inserted into the two support seats and fixedly connected with the two support seats, and the vice cross beam is an integrally formed casting.

[0011] As the preferred technical scheme of the frame assembly, the auxiliary cross beam further comprises a first reinforcing plate, and the first reinforcing plate is fixedly connected with the cross beam body and the first suspension support respectively.

[0012] As the preferred technical scheme of the frame assembly, the support seat comprises an inner support plate, an outer support plate and a connecting plate, the inner support plate and the outer support plate are arranged on the bottom wall of the corresponding auxiliary longitudinal beam along the vehicle width direction, the connecting plate is arranged between the inner support plate and the outer support plate and is fixedly connected with the inner support plate and the outer support plate respectively, and the two ends of the cross beam body are respectively arranged in the inner support plate and the outer support plate of the corresponding support seat.

[0013] As the preferred technical scheme of the frame assembly, one end of the auxiliary longitudinal beam is recessed along the vehicle length direction to form a fixing groove;

[0014] The frame assembly further comprises a front cross beam, two ends of the front cross beam are respectively inserted into the fixing grooves of the two auxiliary longitudinal beams, and the two ends of the front cross beam are fixedly connected with the two auxiliary longitudinal beams respectively.

[0015] As the preferred technical scheme of the frame assembly, the portal beam comprises a bottom beam and two side beams, one end of each of the two side beams is fixedly connected with two ends of the bottom beam, the bottom beam and the two side beams form a U-shaped structure, and each of the two side beams is recessed to form a support groove along the vehicle width direction, and the support groove penetrates along the vehicle length direction;

[0016] The frame assembly further comprises two main longitudinal beams, one end of each of the two main longitudinal beams is arranged in the two support grooves along the vehicle length direction, one end of each of the two main longitudinal beams is fixedly connected with the other end of each of the two auxiliary longitudinal beams, and each of the two main longitudinal beams is fixedly connected with each of the two side beams.

[0017] As the preferred technical scheme of the frame assembly, the portal beam further comprises a top cross beam, and the top cross beam is fixedly connected with the other end of each of the two side beams.

[0018] The portal beam further comprises two support members and two rear suspensions, each of the two support members is fixedly arranged in each of the two side beams, each of the two support members extends into the top cross beam and abuts against two end walls of the top cross beam along the vehicle width direction, and each of the two rear suspensions is fixedly connected with the two end walls of the top cross beam along the vehicle width direction.

[0019] As the preferred technical scheme of the frame assembly, the support member comprises a first L-shaped plate and a second reinforcing plate, a first support plate of the first L-shaped plate is fixedly arranged in the corresponding side beam, a second support plate of the first L-shaped plate extends into the top cross beam and abuts against the corresponding end wall, and the second reinforcing plate is fixedly connected with the first support plate and the second support plate respectively.

[0020] As the preferred technical scheme of the frame assembly, the rear frame comprises a second L-shaped plate and a third reinforcing plate, the second L-shaped plate comprises a first gantry plate and a second gantry plate, the first gantry plate is fixed to the corresponding end wall, and the third reinforcing plate is fixed to the first gantry plate and the second gantry plate respectively.

[0021] As the preferred technical scheme of the frame assembly, the portal beam further comprises two corner plates, two sub-longitudinal beams and two side beams corresponding to each other, and the corner plate is fixed to the corresponding sub-longitudinal beam and the corresponding side beam.

[0022] In another aspect, the utility model provides a vehicle, including the frame assembly in any scheme above.

[0023] The utility model discloses the beneficial effects are:

[0024] The utility model provides a frame assembly and vehicle, this frame assembly includes sub -longitudinal beam and sub -crossbeam group, two are provided to sub -longitudinal beam, and two sub -longitudinal beams are along the car width direction interval and set up, and sub -crossbeam group includes sub -crossbeam and two support seat, and two support seat are set up in two sub -longitudinal beams and are opposite and set up along the car width direction, and sub -crossbeam includes crossbeam body and set up on the first suspension support of crossbeam body, and the both ends of crossbeam body are respectively inserted in two support seat and with two support seat fixedly connected, and sub -crossbeam is integrally formed casting piece. In this frame assembly, sub -crossbeam is integrally formed casting piece, therefore, the assembly accuracy of crossbeam body and first suspension support is improved, and then the assembly consistency of frame assembly is improved, and the quality of frame assembly is improved. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is structure diagram of frame assembly in the utility model embodiment Figure 1 ;

[0026] Figure 2 It is structure diagram of frame assembly in the utility model embodiment Figure 2 ;

[0027] Figure 3 It is structure diagram of sub -crossbeam group in the utility model embodiment

[0028] Figure 4 It is structure diagram of portal beam in the utility model embodiment.

[0029] In the drawing:

[0030] Y, car width direction, X, car length direction

[0031] 11, sub -longitudinal beam, 111, fixed groove, 12, main longitudinal beam

[0032] 2, the sub-crossbeam group; 21, the sub-crossbeam; 211, the crossbeam body; 212, the first suspension support; 213, the first reinforcing plate; 22, the support seat; 221, the inner side support plate; 222, the outer side support plate; 223, the connecting plate;

[0033] 3, the front crossbeam;

[0034] 4, the portal beam; 41, the bottom beam; 42, the side beam; 421, the support groove; 43, the top crossbeam; 44, the support; 441, the first L-shaped plate; 442, the second reinforcing plate; 45, the rear frame; 451, the second L-shaped plate; 452, the third reinforcing plate; 46, the corner plate. DETAILED DESCRIPTION

[0035] The technical solutions of the present application will be described clearly and completely below in conjunction with the drawings. Obviously, the described embodiments are some embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0036] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance. Among them, the terms "first position" and "second position" are two different positions, and moreover, the first feature is "above", "above" and "above" of the second feature, which includes the first feature above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature is "below", "below" and "below" of the second feature, which includes the first feature below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0037] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0038] Embodiments of the present application will be described in detail below, examples of which are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are only used to explain the present application and cannot be understood as a limitation of the present application.

[0039] As shown in Figures 1-4 The present embodiment provides a frame assembly, which comprises two auxiliary longitudinal beams 11 and an auxiliary cross beam set 2. The two auxiliary longitudinal beams 11 are arranged along the vehicle width direction Y. The auxiliary cross beam set 2 comprises an auxiliary cross beam 21 and two support seats 22. The two support seats 22 are arranged in one-to-one correspondence on the two auxiliary longitudinal beams 11 and are arranged opposite to each other along the vehicle width direction Y. The auxiliary cross beam 21 comprises a cross beam body 211 and a first suspension seat 212 arranged on the cross beam body 211. The two ends of the cross beam body 211 are respectively inserted into the two support seats 22 and are fixedly connected with the two support seats 22. The auxiliary cross beam 21 is an integrally formed casting. In the frame assembly, the two ends of the cross beam body 211 are fixedly connected with the two auxiliary longitudinal beams 11 through the two support seats 22, thereby improving the overall strength of the frame assembly. The auxiliary cross beam 21 is an integrally formed casting, so that the assembly precision of the cross beam body 211 and the first suspension seat 212 is improved, thereby improving the assembly consistency of the frame assembly and the quality of the frame assembly. In addition, the casting has high mechanical properties, including high strength, high hardness and high toughness, which makes them perform well in bearing heavy load and wear, so that the auxiliary cross beam 21 is designed as a casting, thereby being able to provide sufficient support force for the front suspension. When the vehicle is on a rough road, the auxiliary cross beam 21 is not easy to deform.

[0040] Optionally, the auxiliary cross beam 21 further comprises a first reinforcing plate 213, which is fixedly connected with the cross beam body 211 and the first suspension seat 212. In the present embodiment, the first suspension seat 212 comprises two suspension seats, which are arranged along the vehicle width direction Y. The two suspension seats are respectively used for being pivotally connected with two A-shaped walls of the front suspension. Specifically, the suspension seat comprises two pivot ears. The first reinforcing plate 213 comprises four reinforcing rib plates, which are in one-to-one correspondence with the four pivot ears. The reinforcing rib plate is fixedly connected with the corresponding pivot ear and the cross beam body 211. This arrangement can further improve the connection strength between the cross beam body 211 and the first suspension seat 212.

[0041] Optionally, the support seat 22 comprises an inner support plate 221, an outer support plate 222 and a connecting plate 223, the inner support plate 221 and the outer support plate 222 are arranged on the bottom wall of the corresponding sub longitudinal beam 11 along the vehicle width direction Y, the connecting plate 223 is arranged between the inner support plate 221 and the outer support plate 222 and is fixedly connected with the inner support plate 221 and the outer support plate 222 respectively, and the two ends of the cross beam body 211 are respectively arranged in the inner support plate 221 and the outer support plate 222 of the corresponding support seat 22. In this embodiment, the inner support plate 221, the outer support plate 222 and the connecting plate 223 are arranged in a similar structure, which not only ensures that the support seat 22 has sufficient supporting capacity, but also reduces the weight of the support seat 22 and the weight of the frame assembly.

[0042] Optionally, one end of the sub longitudinal beam 11 is recessed by a fixing groove 111 along the vehicle length direction X; the frame assembly further comprises a front cross beam 3, both ends of the front cross beam 3 are respectively arranged in the fixing grooves 111 of the two sub longitudinal beams 11, and both ends of the front cross beam 3 are fixedly connected with the two sub longitudinal beams 11. In this embodiment, compared with directly fixing the front cross beam 3 on the two sub longitudinal beams 11, both ends of the front cross beam 3 are arranged in the fixing grooves 111, and the welding seam between the fixing grooves 111 and the front cross beam 3 is welded by the welding process, which increases the length of the welding seam and improves the connection strength of the front cross beam 3 and the two sub longitudinal beams 11.

[0043] Optionally, the frame assembly further comprises a portal beam 4 and two main longitudinal beams 12, the portal beam 4 comprises a bottom beam 41 and two side beams 42, one end of the two side beams 42 is fixedly connected with both ends of the bottom beam 41, the bottom beam 41 and the two side beams 42 are arranged in a U-shaped structure, and the two side beams 42 are recessed with support grooves 421 along the vehicle width direction Y, the support grooves 421 penetrate along the vehicle length direction X; one end of the two main longitudinal beams 12 is arranged in the two support grooves 421 along the vehicle length direction X, one end of the two main longitudinal beams 12 is fixedly connected with the other end of the two sub longitudinal beams 11 one by one, and the two main longitudinal beams 12 are fixedly connected with the two side beams 42. In this embodiment, the main longitudinal beam 12 is arranged in the support groove 421, and then the main longitudinal beam 12 and the portal beam 4 are fixed, which can improve the stability of the relative fixation of the main longitudinal beam 12 and the portal beam 4.

[0044] Optionally, the bottom beam 41 is provided with two second suspension supports, and the two second suspension supports are pivotally connected with the two A-shaped walls of the front suspension.

[0045] Optionally, the portal beam 4 further comprises a top cross beam 43, the top cross beam 43 is fixedly connected with the other ends of the two side beams 42; the portal beam 4 further comprises two support members 44 and two rear brackets 45, the two support members 44 are respectively fixedly arranged on the two side beams 42, the two support members 44 respectively extend into the top cross beam 43 and abut against the two end walls of the top cross beam 43 along the vehicle width direction Y, and the two rear brackets 45 are respectively fixedly connected with the two end walls of the top cross beam 43 along the vehicle width direction Y. In the embodiment, the top cross beam 43, the bottom beam 41 and the two side beams 42 are arranged in a mouth shape, which can improve the overall strength of the portal beam 4. The two support members 44 support the two end walls of the top cross beam 43, thereby improving the support capacity of the two end walls on the two rear brackets 45 respectively.

[0046] Optionally, the rear bracket 45 is used for being pivotally connected with the front suspension oil spring.

[0047] Optionally, the support member 44 comprises a first L-shaped plate 441 and a second reinforcing plate 442, the first support plate of the first L-shaped plate 441 is fixedly arranged on the corresponding side beam 42, the second support plate of the first L-shaped plate 441 extends into the top cross beam 43 and abuts against the corresponding end wall, and the second reinforcing plate 442 is fixedly connected with the first support plate and the second support plate respectively. In the embodiment, the second reinforcing plate 442 is provided with at least two, the second reinforcing plate 442 is fixedly connected with the first support plate and the second support plate respectively, thereby preventing the first L-shaped plate 441 from deforming and effectively improving the stability of the support member 44 supporting the end wall.

[0048] Optionally, the rear bracket 45 comprises a second L-shaped plate 451 and a third reinforcing plate 452, the second L-shaped plate 451 comprises a first bracket plate and a second bracket plate, the first bracket plate is fixedly arranged on the corresponding end wall, and the third reinforcing plate 452 is fixedly connected with the first bracket plate and the second bracket plate respectively. In the embodiment, the third reinforcing plate 452 is provided with at least two, the third reinforcing plate 452 is fixedly connected with the first bracket plate and the second bracket plate respectively, thereby preventing the second L-shaped plate 451 from deforming and effectively improving the stability of the rear bracket 45 supporting the oil spring.

[0049] Optionally, the portal beam 4 further comprises two corner plates 46, the two corner plates 46, the two auxiliary longitudinal beams 11 and the two side beams 42 correspond one by one. The corner plate 46 is fixedly connected with the corresponding auxiliary longitudinal beam 11 and the corresponding side beam 42 respectively. In the embodiment, the corner plate 46 can improve the stability of the connection between the auxiliary longitudinal beam 11 and the corresponding side beam 42.

[0050] The embodiment further provides a vehicle comprising the frame assembly in the above-mentioned scheme.

[0051] Obviously, the above embodiments of the present application are merely examples for clearly illustrating the present application, and are not intended to limit the implementation modes of the present application. For those skilled in the art, other different forms of changes or variations can be made on the basis of the above description. Here, it is not necessary and also impossible to exhaust all the implementation modes. Any modification, equivalent replacement and improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application claims.

Claims

1. A frame assembly, characterized by, Comprise: Sub longitudinal beam (11), two sub longitudinal beams (11) are provided, two sub longitudinal beams (11) are spaced apart along the width direction (Y); Sub crossbeam group (2), two support seats (22) are arranged one by one in two sub longitudinal beams (11) and are oppositely arranged along the width direction (Y), the sub crossbeam (21) comprises a crossbeam body (211) and a first suspension support (212) arranged on the crossbeam body (211), both ends of the crossbeam body (211) are respectively inserted into two support seats (22) and are fixedly connected with two support seats (22), and the sub crossbeam (21) is an integrally formed casting.

2. The frame assembly of claim 1, wherein, The sub crossbeam (21) further comprises a first reinforcing plate (213), and the first reinforcing plate (213) is fixedly connected with the crossbeam body (211) and the first suspension support (212).

3. The frame assembly of claim 1, wherein, The support seat (22) comprises an inner side support plate (221), an outer side support plate (222) and a connecting plate (223), the inner side support plate (221) and the outer side support plate (222) are spaced apart along the width direction (Y) on the bottom wall of the corresponding sub longitudinal beam (11), the connecting plate (223) is arranged between the inner side support plate (221) and the outer side support plate (222) and is fixedly connected with the inner side support plate (221) and the outer side support plate (222), and both ends of the crossbeam body (211) are respectively penetrated through the inner side support plate (221) and the outer side support plate (222) of the corresponding support seat (22).

4. The frame assembly of claim 1, wherein, One end of the sub longitudinal beam (11) is recessed by a fixed groove (111) along the length direction (X); Further comprising a front crossbeam (3), both ends of the front crossbeam (3) are respectively inserted into the fixed groove (111) of two sub longitudinal beams (11), and both ends of the front crossbeam (3) are respectively fixedly connected with two sub longitudinal beams (11).

5. The frame assembly of claim 1, wherein, Further comprising a portal beam (4), the portal beam (4) comprises a bottom beam (41) and two side beams (42), one end of two side beams (42) is fixedly connected with both ends of the bottom beam (41), the bottom beam (41) and two side beams (42) are arranged in a U-shaped structure, and two side beams (42) are respectively recessed with a support groove (421) along the width direction (Y), and the support groove (421) penetrates along the length direction (X); Further comprising two main longitudinal beams (12), one end of two main longitudinal beams (12) is respectively penetrated into two support grooves (421) along the length direction (X), one end of two main longitudinal beams (12) is fixedly connected with the other end of two sub longitudinal beams (11) one by one, and two main longitudinal beams (12) are respectively fixedly connected with two side beams (42).

6. The frame assembly of claim 5, wherein, The portal beam (4) further comprises a top crossbeam (43), and the top crossbeam (43) is fixedly connected with the other end of two side beams (42). The portal beam (4) further comprises two support pieces (44) and two rear brackets (45), the two support pieces (44) are respectively fixed to the two side beams (42), the two support pieces (44) respectively extend into the top cross beam (43) and abut against two end walls of the top cross beam (43) along the vehicle width direction (Y), and the two rear brackets (45) are respectively fixed to two end walls of the top cross beam (43) along the vehicle width direction (Y).

7. The frame assembly of claim 6, wherein, The support piece (44) comprises a first L-shaped plate (441) and a second reinforcing plate (442), a first support plate of the first L-shaped plate (441) is fixed to the corresponding side beam (42), a second support plate of the first L-shaped plate (441) extends into the top cross beam (43) and abuts against the corresponding end wall, and the second reinforcing plate (442) is fixed to the first support plate and the second support plate.

8. The frame assembly of claim 6, wherein, The rear bracket (45) comprises a second L-shaped plate (451) and a third reinforcing plate (452), the second L-shaped plate (451) comprises a first bracket plate and a second bracket plate, the first bracket plate is fixed to the corresponding end wall, and the third reinforcing plate (452) is fixed to the first bracket plate and the second bracket plate.

9. The frame assembly of claim 5, wherein, The portal beam (4) further comprises two corner plates (46), the two corner plates (46), the two auxiliary longitudinal beams (11) and the two side beams (42) are in one-to-one correspondence; the corner plate (46) is fixed to the corresponding auxiliary longitudinal beam (11) and the corresponding side beam (42).

10. Vehicle, characterized in that A vehicle frame assembly comprising any one of claims 1-9. A vehicle frame assembly comprising any one of claims 1-9.

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