CN211223606U

CN211223606U - Improved right beam of automobile frame

Info

Publication number: CN211223606U
Application number: CN201922245805.3U
Authority: CN
Inventors: 张伯生
Original assignee: Shanghai Yuanhe Stamping Technology Co ltd
Current assignee: Shanghai Yuanhe Stamping Technology Co ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-08-11
Anticipated expiration: 2029-12-16

Abstract

The utility model discloses a modified car frame right side roof beam, including the right side roof beam, four gusset plates of equidistant fixedly connected with of inner wall of right side roof beam, and between two adjacent gusset plates respectively fixedly connected with arc gusset plate one and arc gusset plate two, one side fixedly connected with shape that right side roof beam inner wall was kept away from to the gusset plate is the amortization subassembly of square. The utility model discloses an above-mentioned isotructure's cooperation has solved this right beam structure comparatively simple, the function is comparatively single, and the noise cancelling effect is relatively poor, is difficult to weaken the noise that the engine produced on the frame, leads to the noise directly to get into the carriage easily to personnel have produced the problem of influence in the car.

Description

Improved right beam of automobile frame

Technical Field

The utility model relates to a car frame technical field specifically is a modified car frame right side roof beam.

Background

The frame is a frame structure bridged on the front axle and the rear axle of the automobile, is commonly called a crossbeam, is a base body of the automobile, generally consists of two longitudinal beams and a plurality of cross beams, is supported on wheels through a suspension device, the front axle and the rear axle, and has enough strength and rigidity to bear the load of the automobile and the impact transmitted from the wheels.

For example, chinese patent publication No. CN208947406U discloses a hydraulic molding front subframe, which includes a front subframe composed of a front beam, a rear beam, a right beam and a left beam, wherein the front beam is formed by hydraulic molding, arc-shaped bent portions are provided at both ends of the front beam, one ends of the right beam and the left beam are arc-welded at the ends of the two arc-shaped bent portions, respectively, a front bushing is provided on the mounting tower seat, and reinforcing brackets are arc-welded on both the right side of the front surface of the right beam and the right side of the right surface of the left beam.

Because this right beam structure is comparatively simple, the function is comparatively single, and the noise cancelling effect is relatively poor, is difficult to weaken the noise that the engine produced on the frame, leads to the noise directly to get into the carriage easily to personnel in the car have produced the influence, consequently need improve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a modified car frame right side roof beam, possess and pass through the gusset plate, the setting of arc gusset plate one and arc gusset plate two, the effect of strengthening fixedly has been played right side roof beam, make the structural strength of right side roof beam higher, the mutual dislocation set of sound through-hole one on arc gusset plate one and arc gusset plate two, can carry out first amortization to the noise that the engine produced, sound attenuation through-hole two and bellied setting, make the noise constantly take place the diffuse reflection in sound attenuation through-hole two, improve the collision effect, reduce the acoustic energy, reach the purpose of noise elimination, the propagation of sound wave can be interfered in the cross-section of aluminum alloy plate, in the sound wave elimination, low frequency noise, the intensity of the enhancement amortization subassembly that aluminum alloy plate can be fine simultaneously, increase of service life's advantage, the problem of proposing in the above-mentioned background art has.

In order to achieve the above object, the utility model provides a following technical scheme: the improved right beam of the automobile frame comprises a right beam, wherein four reinforcing plates are fixedly connected to the inner wall of the right beam at equal intervals, an arc-shaped reinforcing plate I and an arc-shaped reinforcing plate II are fixedly connected between every two adjacent reinforcing plates respectively, and a square-shaped silencing assembly is fixedly connected to one side, away from the inner wall of the right beam, of each reinforcing plate.

Preferably, the gusset plate is the integrated into one piece structure with the right beam, and the stupefied fixed connection in one side that the right beam inner wall was kept away from to four gusset plates all with the side of amortization subassembly.

Preferably, first silencing through holes are formed in the surfaces of the first arc-shaped reinforcing plate and the second arc-shaped reinforcing plate, and the first silencing through holes in the first arc-shaped reinforcing plate and the first silencing through holes in the second arc-shaped reinforcing plate are arranged in a staggered mode.

Preferably, the amortization subassembly includes with gusset plate fixed connection's plant fiber board and aluminum alloy plate, plant fiber board and aluminum alloy plate interval set up.

Preferably, a plurality of uniformly distributed silencing through holes are formed in the plant fiber board, and the inner wall of the silencing through hole II is fixedly connected with a protrusion.

Compared with the prior art, the beneficial effects of the utility model are that: through the gusset plate, the cooperation of arc gusset plate one and arc gusset plate two is used, the effect of strengthening fixedly has been played to the right side roof beam, make the structural strength of right side roof beam higher, the mutual dislocation set of sound through-hole one on arc gusset plate one and arc gusset plate two, can carry out first amortization to the noise that the engine produced, sound attenuation through-hole two and bellied setting, make the noise constantly take place the diffuse reflection in sound attenuation through-hole two, improve the collision effect, reduce the acoustic energy, reach the mesh of noise elimination, the propagation of sound wave can be interfered to the cross-section of aluminum alloy plate, in the sound wave elimination, low frequency noise, weaken the noise that the engine produced, the noise reduction directly gets into and influences people in the carriage, the intensity of the enhancement amortization subassembly that aluminum alloy plate can be fine simultaneously, service life is.

Drawings

Fig. 1 is a top view of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of the present invention;

fig. 3 is an enlarged view of the structure of the present invention at B.

In the figure: 1-front beam, 2-rear beam, 3-left beam, 4-right beam, 5-reinforcing plate, 6-arc reinforcing plate I, 7-arc reinforcing plate II, 8-reinforcing rib I, 9-reinforcing rib II, 10-silencing through hole I, 11-plant fiber plate, 12-aluminum alloy plate, 13-silencing through hole II and 14-bulge.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: an improved automobile frame right beam comprises a right beam 4, wherein the lower surfaces of the right beam 4, which are close to the front end and the rear end, are respectively and fixedly connected with a front beam 1 and a rear beam 2, the lower surfaces of the front beam 1 and the rear beam 2, which are far away from one end of the right beam 4, are fixedly connected through the left beam 3, the intersection parts of the front beam 1, the left beam 3 and the right beam 4 are respectively and fixedly connected with a reinforcing rib I8, the intersection parts of the rear beam 2, the left beam 3 and the right beam 4 are respectively and fixedly connected with a reinforcing rib II 9, the frame has higher structural strength and is firmer and more stable through the arrangement of the reinforcing ribs I8 and the reinforcing ribs II 9, (the front beam 1, the rear beam 2, the left beam 3 and the right beam 4 are connected together by adopting an arc welding process, the right beam 4 is a tubular beam with an internal hollow structure, the right beam 4, the front beam 1, the rear beam 2 and the left beam 3 have the same structure, and, and therefore not described in detail), the engine is then mounted to the frame via the mounting bracket, and noise generated by the engine is transmitted to the frame mounted below the engine during operation of the engine.

The inner wall of right branch roof beam 4 is equidistant four gusset plates 5 of fixedly connected with, and is fixedly connected with arc gusset plate 6 and arc gusset plate two 7 respectively between two adjacent gusset plates 5.

Further support ground, gusset plate 5 and right beam 4 are integrated into one piece structure, and the stupefied fixed connection in one side of right beam inner wall all with the side of amortization subassembly is kept away from to four gusset plates 5, and gusset plate 5 and right beam 4 are integrated into one piece, have improved the structural strength of right beam 4.

Further, amortization through-hole 10 has all been seted up on the surface of arc gusset plate 6 and arc gusset plate two 7, and amortization through-hole 10 on the arc gusset plate 6 and the mutual dislocation set of amortization through-hole 10 on the arc gusset plate two 7, through the mutual measure position setting of amortization through-hole 10 on arc gusset plate 6 and arc gusset plate two 7, can carry out first amortization to the noise that the engine produced.

One side of the reinforcing plate 5, which is far away from the inner wall of the right beam 4, is fixedly connected with a square silencing assembly.

Further, the amortization subassembly includes 11 and aluminum alloy plate 12 with 5 fixed connection's of gusset plate, and 11 and the 12 intervals of aluminum alloy plate set up of plant fiberboard, and the transmission of sound wave can be interfered in the cross-section of aluminum alloy plate 12, eliminates well, the low frequency noise in the sound wave, weakens the noise that the engine produced, and the noise abatement directly gets into and produces the influence to the people in the carriage, and the intensity of the enhancement amortization subassembly that aluminum alloy plate 12 can be fine simultaneously prolongs life.

Further, set up two 13 of a plurality of evenly distributed's amortization through-hole on the plant fiber board 11, the inner wall fixedly connected with arch 14 of two 13 of amortization through-hole, through set up arch 14 in two 13 of amortization through-holes, make the noise constantly take place the diffuse reflection in two 13 of amortization through-holes, improve the collision effect, reduce the sound energy, reach the mesh of noise abatement (its amortization principle can refer to like chinese patent publication number CN206436945U discloses a crisscross face diffuse reflection vehicle air conditioner multistage muffler), and then make the noise elimination effect better obvious.

The working principle is as follows: when the improved automobile frame right beam is used, the right beam 4 is a tubular beam with an internal hollow structure, the right beam 4 is the same as the front beam 1, the rear beam 2 and the left beam 3 in structure, then an engine is installed on the frame through a mounting frame, in the running process of the engine, the noise generated by the engine is transmitted to the frame installed below the engine, the noise generated by the engine can be primarily silenced through the mutual arrangement of the silencing through holes 10 on the arc-shaped reinforcing plate I6 and the arc-shaped reinforcing plate II 7, the silencing through holes II 13 and the bulges 14 are arranged, so that the noise is continuously subjected to diffuse reflection in the silencing through holes II 13, the collision effect is improved, the sound energy is reduced, the purpose of eliminating the noise is achieved, the cross section of the aluminum alloy plate 12 can interfere the transmission of the sound wave, the middle and low frequency noise in the sound wave is eliminated, the noise generated by the engine is weakened, and the noise is directly introduced into a, meanwhile, the aluminum alloy plate 12 can well enhance the strength of the noise reduction assembly and prolong the service life.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a modified car frame right beam, includes right beam (4), its characterized in that: the inner wall of the right beam (4) is fixedly connected with four reinforcing plates (5) at equal intervals, an arc reinforcing plate I (6) and an arc reinforcing plate II (7) are respectively and fixedly connected between every two adjacent reinforcing plates (5), and one side, far away from the inner wall of the right beam (4), of each reinforcing plate (5) is fixedly connected with a square silencing assembly.

2. An improved right beam for an automotive frame as defined in claim 1, wherein: gusset plate (5) and right beam (4) are integrated into one piece structure, and four gusset plate (5) keep away from one side of right beam inner wall all with the stupefied fixed connection in side of amortization subassembly.

3. An improved right beam for an automotive frame as defined in claim 1, wherein: a silencing through hole I (10) is formed in the surfaces of the arc-shaped reinforcing plate I (6) and the arc-shaped reinforcing plate II (7), and the silencing through hole I (10) in the arc-shaped reinforcing plate I (6) and the silencing through hole I (10) in the arc-shaped reinforcing plate II (7) are arranged in a staggered mode.

4. An improved right beam for an automobile frame as defined in claim 3, wherein: amortization subassembly includes plant fiberboard (11) and aluminium alloy plate (12) with gusset plate (5) fixed connection, plant fiberboard (11) and aluminium alloy plate (12) interval set up.

5. An improved right beam for an automobile frame as defined in claim 4, wherein: a plurality of uniformly distributed second silencing through holes (13) are formed in the plant fiber board (11), and protrusions (14) are fixedly connected to the inner wall of the second silencing through holes (13).