CN209921421U - Third crossbeam assembly on heavy truck - Google Patents

Abstract

The utility model discloses a third crossbeam assembly on heavy truck, the technical field of heavy truck frame crossbeam. The utility model discloses a be equipped with crossbeam main part, first support, bolster and second support, adopt crossbeam and gearbox support integration to carry out the fixing and the protection to the gearbox as a whole, and then guarantee in its antitorque ability of former support department reinforcing and compressive strength, structural feature through improving former support simultaneously carries on effectively spacingly to the buffering body, guarantees its life and to the protection of gearbox, still saves the installation space and the support cost of frame simultaneously greatly.

Description

Third crossbeam assembly on heavy truck

Technical Field

The utility model relates to a technical field of heavy truck frame crossbeam especially relates to a third crossbeam assembly on heavy truck.

Background

The cross beam assembly is an important component of the vehicle frame, and the cross beam is used for ensuring the torsional rigidity of the vehicle frame and bearing longitudinal load and can also support main components on the vehicle.

The third crossbeam assembly of current installs near the gearbox, nevertheless sets up for separately with the supporting seat of gearbox, has increased the installation step, has still occupied the limited installation space of frame greatly, does not conform to vehicle lightweight and intensive design theory now, causes the high ground manufacturing cost of frame simultaneously. The problem that the vehicle is seriously damaged after the vehicle is used for a period of time by the vehicle owner feedback gearbox supporting seat is solved, and then the torque and the pressure at the position are larger than those at other positions by analyzing the problem by simulation software, so that the position needs to be reinforced; the function singleness of current third crossbeam assembly only strengthens the torsional capacity and the compressive strength of frame, but can not protect the gearbox, if meet complicated road conditions, the damage of gearbox can bring high maintenance cost for the car owner.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the not enough among the prior art, so provide a third crossbeam assembly on heavy truck, close third crossbeam and gearbox supporting seat for whole, consolidated the whole compressive strength of frame and torsional capacity in original position department, still protected the gearbox, can realize that the crossbeam assembly installs with effectively practicing thrift frame installation space high-efficiently.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a third crossbeam assembly on heavy truck, includes the crossbeam main part, the crossbeam main part is the U-shaped spare, fixedly connected with crossbeam support on the inner wall of crossbeam main part, crossbeam support's both sides all are equipped with spacing muscle, the first support of the equal fixedly connected with in both free ends of crossbeam main part, two first mounting hole, two have all been seted up on the first support equal fixedly connected with bolster, two on the first support equal fixedly connected with second support, two on the bolster second support has all seted up the second mounting hole.

Further, crossbeam main part and second support all with first support between be equipped with 2 ~ 4 contained angles, crossbeam main part and second support are the splayed setting.

Furthermore, the first support comprises a first connecting plate and a second connecting plate, the cross section of the first connecting plate is L-shaped, a third mounting hole is formed in the bottom surface of the first connecting plate, a fourth mounting hole is formed in the second connecting plate, and the second connecting plate is fixedly connected to the outer bottom surface of the first connecting plate.

Furthermore, a plurality of groups of rib plates are arranged on the inner wall of the first connecting plate, and a positioning groove is formed by the plurality of groups of rib plates and the inner bottom surface of the first connecting plate.

Furthermore, the distance from the second connecting plate to the first connecting plate close to one side wall of the first support is equal to the thickness of the beam main body, and the end face of the beam main body and the bottom face of the first connecting plate are located on the same horizontal plane.

Furthermore, a third connecting plate is arranged on one side wall of the second support, which is just opposite to the first support, the third connecting plate is arranged in parallel with the first support, a centering hole and a fifth mounting hole are formed in the third connecting plate, and a triangular plate is arranged between the top surface of the third connecting plate and the side wall of the first support.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses combine crossbeam main part, first support, buffering body and second support as a whole, consolidate antitorque ability and the compressive strength that comes this department of reinforcing in original position department, effectively guarantee its life, crossbeam main part sets up the below at the gearbox and protects the gearbox simultaneously, effectively avoids the damage of complicated road conditions to the gearbox. The limited installation space of the frame can be released to the maximum extent, and the installation capacity of the frame is improved.

2. The utility model discloses well first support includes first connecting plate and the second connecting plate of L shape, is equipped with the gusset on the first connecting plate, and the gusset strengthens the compressive strength of first connecting plate on the one hand, and on the other hand can also carry on spacingly to the bolster, realizes the quick installation of bolster, still prevents simultaneously that the bolster from taking place to shift under the effect of gearbox and causing the damage to the gearbox. The second connecting plate 23 is welded and fixed on the outer bottom surface of the first connecting plate, so that the compressive strength is enhanced by being connected with the beam main body, the installation space is saved, and a reinforcing rib plate is additionally arranged between the left wall of the second connecting plate and the bottom surface of the first connecting plate to improve the compressive strength of the third beam assembly.

3. The utility model discloses well crossbeam main part and second support all with first support between be equipped with 2 ~ 4 contained angle, crossbeam main part and second support are the splayed setting, this contained angle accords with the installation requirement of gearbox promptly, can also further strengthen the antitorque ability and the compressive strength of frame simultaneously, have effectively solved the conflict problem of crossbeam main part and gearbox installation work.

4. The utility model discloses well second connecting plate equals the thickness of crossbeam main part to the distance that first connecting plate is close to first support lateral wall, and the terminal surface of crossbeam main part is located same horizontal plane with the bottom surface of first connecting plate, and when the vehicle at the in-process of traveling, further strengthens the antitorque ability of third crossbeam assembly.

Drawings

Fig. 1 is a three-dimensional view of the overall structure of the present invention;

fig. 2 is a side view of the overall structure of the present invention;

fig. 3 is a top view of the beam body of the present invention;

fig. 4 is a three-dimensional view of a first bracket of the present invention;

fig. 5 is a three-dimensional view of a second stent of the present invention.

In the figure: 1. a beam main body; 11. a beam support; 12. limiting ribs; 2. a first bracket; 21. a first mounting hole; 22. a first connecting plate; 221. a third mounting hole; 222. a rib plate; 223. positioning a groove; 23. a second connecting plate; 231. a fourth mounting hole; 3. a buffer member; 4. a second bracket; 41. a second mounting hole; 42. a third connecting plate; 421. and a fifth mounting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1:

as shown in fig. 1 to 3, a third beam assembly on a heavy truck comprises a beam main body 1, wherein the beam main body 1 is a stamping part made of WL510 steel plate, the beam main body 1 is a U-shaped part, two beam supports 11 are welded and fixed on the middle part of the inner wall of the beam main body 1, and a row of 8 limiting ribs 12 is arranged on both sides of each beam support 11 and used for limiting the positions of the beam supports 11. The two free ends of the beam main body 1 are both connected with the first supports 2 through bolts in a fixed mode, the first mounting holes 21 used for connecting the left frame and the right frame are all formed in the two first supports 2, the buffer parts 3 are all connected with the two first supports 2 through bolts in a fixed mode, the second supports 4 are all connected with the two buffer parts 3 through bolts in a fixed mode, and the second mounting holes 41 used for connecting the gearbox supports are all formed in the two second supports 4. Splice as whole through crossbeam main part 1 and first support 2 and second support 4, can improve the bulk strength and the antitorque ability of this department greatly, still protect the gearbox, improved the installation effectiveness of third crossbeam assembly simultaneously, can also practice thrift the manufacturing cost and the installation space of frame.

Example 2:

as shown in fig. 2, the following modifications are made on the basis of embodiment 1: crossbeam main part 1 and second support 4 all are equipped with 3 contained angles between with first support 2, and crossbeam main part 1 and second support 4 are the splayed setting, and this contained angle accords with the installation requirement of gearbox promptly, further strengthens the torsional capacity and the compressive strength of frame, can also effectively solve the conflict problem of crossbeam main part 1 and gearbox installation work.

Example 3:

as shown in fig. 4, a further improvement is made on the basis of embodiment 2: first support 2 includes first connecting plate 22 and second connecting plate 23, the cross-section of first connecting plate 22 is L shape, offer the third mounting hole 221 that is used for installing bolster 3 on the bottom surface of first connecting plate 22, offer the fourth mounting hole 231 that is used for connecting crossbeam main part 1 on the second connecting plate 23, second connecting plate 23 welded fastening is on the outer bottom surface of first connecting plate 22, be convenient for with being connected of crossbeam main part 1 strengthen compressive strength, save its installation space, and it improves the compressive strength of third crossbeam assembly to add deep floor between the left wall of second connecting plate 23 and the bottom surface of first connecting plate 22.

In order to ensure the compressive strength and the torsion resistance of the first bracket 2, four groups of rib plates 222 are arranged on the inner wall of the first connecting plate 22, positioning grooves 223 are formed by the four groups of rib plates 222 and the inner bottom surface of the first connecting plate 22 and used for limiting the position of the buffer member 3, the four groups of rib plates 222 can limit the position of the buffer member 3 while ensuring the strength of the first bracket 2, and the problem that the buffer member 3 is deviated due to overlarge torque of a gearbox in the driving process of a vehicle is solved.

The distance from the second connecting plate 23 to one side wall of the first connecting plate 22 close to the first bracket 2 is equal to the thickness of the beam main body 1, the end surface of the beam main body 1 and the bottom surface of the first connecting plate 22 are positioned on the same horizontal plane, and the torsion resistance of the third beam assembly is further enhanced when the vehicle runs.

Example 4:

as shown in fig. 5, the difference from embodiment 3 is that: the second support 4 is provided with a third connecting plate 42 on a side wall facing the first support 2, the third connecting plate 42 is arranged in parallel with the first support 2, the third connecting plate 42 is provided with a centering hole and a fifth mounting hole 421 for connecting the buffer member 3, and a triangular plate is arranged between the top surface of the third connecting plate 42 and the side wall of the first support 2 to enhance the compressive strength of the second support 4.

The utility model discloses say again and can operate like this in the actual installation: firstly, fixing the first support 2 in the first mounting hole 21 by using bolts and the vehicle frames on two sides, then connecting two free ends of the beam main body 1 with the fourth mounting holes 231 arranged on the second connecting plate 23 on the first support 2 by using bolts to form a whole, then directly connecting the buffer member 3 in the first support 2 in the positioning groove 223 formed by the first connecting plate 22 and the arranged rib plate 222 by using bolts, fixedly connecting the fifth mounting hole 421 arranged on the third connecting plate 42 arranged on the second support 4 by using bolts with the top surface of the buffer member 3, and finally fixedly connecting the second mounting hole 41 arranged on the second support 4 by using bolts with the gearbox. The cross member main body 1 may be connected to the first bracket 2, the cushion member 3, and the second bracket 4 and then connected to the vehicle frame.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto. The substitution may be of partial structures, devices, method steps, or may be a complete solution. According to the technical scheme of the utility model and utility model thereof think of and equal replacement or change, all should cover within the scope of protection of the utility model.

Claims (6)

1. The utility model provides a third crossbeam assembly on heavy truck, a serial communication port, including crossbeam main part (1), crossbeam main part (1) is the U-shaped spare, fixedly connected with crossbeam support (11) on the inner wall of crossbeam main part (1), the both sides of crossbeam support (11) all are equipped with spacing muscle (12), the equal fixedly connected with first support (2) of two free ends of crossbeam main part (1), two first mounting hole (21), two have all been seted up on first support (2) equal fixedly connected with bolster (3), two on first support (2) equal fixedly connected with second support (4) on bolster (3), two second mounting hole (41) have all been seted up on second support (4).

2. The third beam assembly on a heavy truck according to claim 1, wherein the beam main body (1) and the second bracket (4) are arranged at an included angle of 2-4 degrees with the first bracket (2), and the beam main body (1) and the second bracket (4) are arranged in a splayed shape.

3. The third beam assembly on a heavy truck according to claim 2, wherein the first bracket (2) comprises a first connecting plate (22) and a second connecting plate (23), the cross section of the first connecting plate (22) is L-shaped, a third mounting hole (221) is formed in the bottom surface of the first connecting plate (22), a fourth mounting hole (231) is formed in the second connecting plate (23), and the second connecting plate (23) is fixedly connected to the outer bottom surface of the first connecting plate (22).

4. The third beam assembly on the heavy truck according to claim 3, wherein a plurality of groups of rib plates (222) are arranged on the inner wall of the first connecting plate (22), and a plurality of groups of rib plates (222) and the inner bottom surface of the first connecting plate (22) form a positioning groove (223).

5. The third beam assembly on a heavy truck according to claim 3, wherein the distance from the second connecting plate (23) to the first connecting plate (22) near one side wall of the first bracket (2) is equal to the thickness of the beam main body (1), and the end surface of the beam main body (1) and the bottom surface of the first connecting plate (22) are located on the same horizontal plane.

6. The third beam assembly on the heavy truck as claimed in claim 2, wherein a third connecting plate (42) is arranged on a side wall of the second bracket (4) opposite to the first bracket (2), the third connecting plate (42) is arranged in parallel with the first bracket (2), a centering hole and a fifth mounting hole (421) are formed in the third connecting plate (42), and a triangular plate is arranged between the top surface of the third connecting plate (42) and the side wall of the first bracket (2).

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