CN218929593U

CN218929593U - Automobile threshold beam reinforcing structure

Info

Publication number: CN218929593U
Application number: CN202223577378.7U
Authority: CN
Inventors: 章奇江; 卓传应; 章华振; 林建映; 刘继伟; 夏烨
Original assignee: Ningbo Jingle Auto Parts Co ltd
Current assignee: Ningbo Jingle Auto Parts Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-04-28
Anticipated expiration: 2032-12-28

Abstract

The utility model relates to the technical field of automobile parts, and discloses an automobile threshold beam reinforcing structure, which comprises the following components: the beam body is arranged in a shape like a Chinese character 'ji', and comprises a bottom plate, a first side plate and a second side plate which are connected to two sides of the bottom plate, wherein the bottom plate, the first side plate and the second side plate are surrounded to form a groove; the first reinforcement is arranged in the groove, the first reinforcement comprises a first connecting plate and a second connecting plate which are all arranged along the width direction of the groove, a plurality of connecting parts are arranged on the first connecting plate and/or the second connecting plate, and the connecting parts can be fixedly connected with the bottom plate, the first side plate and the second side plate respectively. The automobile threshold beam reinforcing structure has the advantages that the impact resistance of the threshold beam is improved through the support of the first reinforcing piece, the first reinforcing piece is fixed on the beam body through the connecting parts, and the installation is firm; meanwhile, the first reinforcement is simple to manufacture and small in size; a second reinforcement is also provided to make the rocker beam resistant to frontal and side impacts.

Description

Automobile threshold beam reinforcing structure

Technical Field

The utility model relates to the technical field of automobile parts, in particular to an automobile threshold beam reinforcing structure.

Background

With the development of the automobile industry, the requirements of people on the driving safety of automobiles are increasing. The safety performance of the whole automobile is one of important performance indexes reflecting the design level of the automobile and is also a key factor influencing the psychological of consumers. In traffic accidents, the probability of a car being impacted in the front and in the side is very high, and it is particularly important how to ensure the safety of passengers when the car is impacted in the front and in the side. Among them, the rocker beam is important for transmitting the effect of the front and side collision forces, in addition to the strength of the door frame against the tread.

In the prior art, the threshold beam is welded with the inner door plate and the outer door plate of the automobile through rolling stamping, and the rolled threshold beam is convenient to manufacture, but the part of the stressed part has the defects of a certain bearing capacity, insufficient strength and the like; and the existing threshold beam has complex reinforcing structure, larger volume and poorer universality.

Disclosure of Invention

Aiming at the defects in the prior art, the technical problem to be solved by the utility model is to provide the automobile threshold beam reinforcing structure which improves the structural strength and is firmly installed.

The technical scheme adopted for solving the technical problems is that the utility model provides an automobile threshold beam reinforcing structure, which comprises the following components:

the beam body is arranged in a shape like a Chinese character 'ji', and comprises a bottom plate, a first side plate and a second side plate which are connected to two sides of the bottom plate, wherein the bottom plate, the first side plate and the second side plate are surrounded to form a groove;

the first reinforcement is arranged in the groove, the first reinforcement comprises a first connecting plate and a second connecting plate which are all arranged along the width direction of the groove, a plurality of connecting parts are arranged on the first connecting plate and/or the second connecting plate, and the connecting parts can be respectively fixedly connected with the bottom plate, the first side plate and the second side plate.

Further, the first reinforcement further includes a fixing plate, and the first and second connection plates are connected to both sides of the fixing plate, respectively; and a plurality of connecting portions are arranged along the length direction of the fixed plate, and any connecting portion extends along the width direction of the fixed plate and towards one side far away from the fixed plate.

Further, the first reinforcing member is integrally arranged and arranged in a shape like a Chinese character 'ji', and a gap is formed between the fixing plate and the bottom plate.

Further, the plurality of connecting parts are a first extending plate, a second extending plate and a third extending plate respectively, and the first extending plate, the second extending plate and the third extending plate are arranged in parallel with the first side plate, the bottom plate and the second side plate respectively; and welding spots are arranged on the first extension plate, the second extension plate and the third extension plate.

Further, the second extension plate is provided in plurality.

Further, the first connecting plate and the second connecting plate are respectively provided with waist holes arranged along the height direction.

Further, the width of the fixing plate is reduced from the two ends to the middle part.

Further, the first side plate and the second side plate are provided with mounting holes communicated with the inside of the first reinforcement.

Further, the novel structure comprises a first reinforcing piece, wherein the first reinforcing piece is welded at the joint of the first side plate and the bottom plate and/or the joint of the second side plate and the bottom plate, and the first reinforcing piece is welded at two ends of the first reinforcing piece.

Compared with the prior art, the utility model has at least the following beneficial effects:

according to the automobile threshold beam reinforcing structure, the first reinforcing piece is arranged on the beam body and is directly arranged in the groove on the beam body, so that the overall rigidity of the threshold beam is improved, and when an automobile is impacted laterally, the impact resistance of the threshold beam is improved through the support of the first reinforcing piece; the first reinforcing piece is fixed on the beam body through a plurality of connecting parts, is firmly installed and is not easy to fall off when impacted; meanwhile, the first reinforcement is simple to manufacture and small in size, can be completely accommodated in the groove, and reduces occupied space while guaranteeing the structural strength of the threshold beam; in addition, a second reinforcement is provided, and the threshold beam can bear front and side impacts through the cooperation of the first reinforcement and the second reinforcement.

Drawings

FIG. 1 is a schematic view of a rocker reinforcement structure of an automobile according to the present utility model;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a side view of the beam body;

fig. 4 is a schematic structural view of the first reinforcing member.

In the figure:

100. a beam body; 110. a bottom plate; 120. a first side plate; 121. a mounting hole; 130. a second side plate; 140. a groove; 200. a first reinforcement; 210. a first connection plate; 211. a first extension plate; 212. a second extension plate; 213. a third extension plate; 214. waist holes; 220. a second connecting plate; 230. a fixing plate; 300. and a second reinforcing member.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

As shown in fig. 1 to 4, a reinforcing structure for a door sill of an automobile includes: the beam body 100 is arranged in a shape of a Chinese character 'ji', and comprises a bottom plate 110, a first side plate 120 and a second side plate 130 connected to two sides of the bottom plate 110, wherein the bottom plate 110, the first side plate 120 and the second side plate 130 are surrounded to form a groove 140; the first reinforcing member 200 is disposed in the groove 140, the first reinforcing member 200 includes a first connecting plate 210 and a second connecting plate 220 that are disposed along a width direction of the groove 140, and a plurality of connecting portions are disposed on the first connecting plate 210 and/or the second connecting plate 220, and the plurality of connecting portions may be fixedly connected with the bottom plate 110, the first side plate 120, and the second side plate 130, respectively. Specifically, the beam body 100 is integrally formed by rolling a flat plate material, the manufacturing is simple, the first reinforcing members 200 are connected with the bottom plate 110, the first side plates 120 and the second side plates 130 of the beam body 100 by arranging a plurality of first reinforcing members 200 in the length direction of the beam body 100, when the beam body 100 is impacted, the first side plates 120 and the second side plates 130 are supported by the first connecting plates 210 and the second connecting plates 220 of the first reinforcing members 200, the bearing capacity of the first side plates 120 and the second side plates 130 is improved, and the first reinforcing members 200 are connected to the beam body 100 by a plurality of connecting parts, so that the installation firmness of the first reinforcing members 200 is improved, and the threshold beam is not easy to fall off when being impacted.

Wherein the first reinforcement 200 further comprises a fixing plate 230, and the first connection plate 210 and the second connection plate 220 are respectively connected to both sides of the fixing plate 230; and a plurality of the connection parts are disposed along the length direction of the fixing plate 230, and any one of the connection parts extends along the width direction of the fixing plate 230 and toward a side away from the fixing plate 230. In practical use, the first reinforcement 200 can be integrally received in the recess 140, and when the beam body 100 is impacted, the two ends of the first connecting plate 210, the second connecting plate 220 and the fixing plate 230 can respectively abut against the first side plate 120 and the second side plate 130, so as to further improve the overall structural strength and the impact resistance of the threshold beam.

In this embodiment, the first reinforcing member 200 is integrally formed and arranged in a shape of a letter of a Chinese character 'ji', a gap is formed between the fixing plate 230 and the bottom plate 110; that is, the first reinforcement 200 is installed in the groove 140 with the fixing plate 230 facing upward, the integrally provided first reinforcement 200 is easy to manufacture, and the cross-sectional area of the first reinforcement 200 is increased in a letter shape, thereby further improving the load-bearing capacity.

As shown in fig. 2 and 4, the plurality of connection portions are a first extension plate 211, a second extension plate 212, and a third extension plate 213, and the first extension plate 211, the second extension plate 212, and the third extension plate 213 are disposed in parallel with the first side plate 120, the bottom plate 110, and the second side plate 130, respectively; and welding points are arranged on the first extension plate 211, the second extension plate 212 and the third extension plate 213. Namely, in the actual use process, the first reinforcing member 200 is welded on the beam body 100 through each extension plate, and the multi-point welding is firm; preferably, a plurality of second extension plates 212 are provided, the number of the second extension plates 212 can be selected according to the width of the bottom plate 110, and the plurality of second extension plates 212 ensure the welding reliability of the first reinforcement 200 and the beam body 100.

Preferably, the first connecting plate 210 and the second connecting plate 220 are provided with waist holes 214 along the respective height directions; the provision of the waist hole 214 allows the first reinforcement 200 to be deformed into the waist hole 214 under the compression of the first and

second side plates

120 and 130 to provide a buffering space when the beam body 100 is impacted. Specifically, the width of the fixing plate 230 decreases from two ends to the middle, that is, the bearing capacity of the middle of the fixing plate 230 is lower than that of the two ends, and the waist hole 214 is actually disposed in the middle of the first reinforcing member 200, and the waist hole 214 is matched to deform the first reinforcing member 200 toward the middle under the force of the waist hole, so as to further improve the cushioning performance.

Further preferably, the first side plate 120 and the second side plate 130 are provided with mounting holes 121 communicating with the inside of the first reinforcement 200; the mounting hole 121 may be penetrated by a connecting member such as a bolt, so as to connect the whole door sill beam with the frame, and the first reinforcing member 200 is disposed at the mounting hole 121, so as to improve the structural strength of the junction between the door sill beam and the frame.

The automobile threshold beam reinforcing structure further comprises a second reinforcing member 300, wherein the second reinforcing member 300 is welded at the joint of the first side plate 120 and the bottom plate 110 and/or the joint of the second side plate 130 and the bottom plate 110, and the first reinforcing member 200 is welded at two ends of the second reinforcing member 300. Specifically, the second reinforcement 300 is disposed in the middle of the beam body 100, and since the beam body 100 spans the front and rear doors of the automobile, the whole is long, the structural strength of the rocker beam is further improved by providing the second reinforcement 300 in cooperation with the first reinforcement 200, and the longitudinal impact resistance of the rocker beam is improved.

In this scheme, this car threshold roof beam additional strengthening has improved the holistic rigidity of threshold, and bearing capacity is strong, and simple structure, the manufacturing of being convenient for.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, descriptions such as those referred to herein as "first," "second," "a," and the like are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or an implicit indication of the number of features being indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.

Claims

1. The utility model provides a car threshold roof beam additional strengthening which characterized in that includes:

2. The automobile rocker reinforcement structure according to claim 1, wherein the first reinforcement further comprises a fixing plate, and the first connection plate and the second connection plate are connected to both sides of the fixing plate, respectively; and a plurality of connecting portions are arranged along the length direction of the fixed plate, and any connecting portion extends along the width direction of the fixed plate and towards one side far away from the fixed plate.

3. A reinforcing structure for a rocker beam for a vehicle according to claim 2, wherein, the first reinforcing piece is integrally arranged and is arranged in a shape like a Chinese character 'ji', and a gap is reserved between the fixed plate and the bottom plate.

4. A car sill reinforcing structure as claimed in claim 3, wherein a plurality of said connecting portions are respectively a first extension plate, a second extension plate and a third extension plate, said first extension plate, said second extension plate and said third extension plate being disposed in parallel with said first side plate, said bottom plate and said second side plate, respectively; and welding spots are arranged on the first extension plate, the second extension plate and the third extension plate.

5. The automobile rocker reinforcement structure according to claim 4, wherein the second extension plate is provided in plurality.

6. The automobile threshold beam reinforcing structure according to claim 1, wherein the first connecting plate and the second connecting plate are each provided with a waist hole arranged in the respective height direction.

7. A rocker reinforcement structure according to claim 2, wherein the width of the fixing plate decreases from both ends thereof to the middle thereof.

8. A rocker reinforcement structure according to claim 3, wherein the first side plate and the second side plate are provided with mounting holes communicating with the inside of the first reinforcement.

9. A car rocker reinforcement structure as defined in claim 2, further comprising a second reinforcement welded to the junction of the first side plate and the bottom plate and/or the junction of the second side plate and the bottom plate, and the first reinforcement being welded to both ends of the second reinforcement.