阅读说明：本技术 一种转向管柱支架、转向管柱安装结构及汽车 (Steering column support, steering column mounting structure and car ) 是由 刘慧玲 苑潇涵 杨方 于 2021-09-02 设计创作，主要内容包括：本发明提供一种转向管柱支架、转向管柱安装结构及汽车,用于提高汽车转向管柱的模态；该转向管柱支架包括转向管柱内支架、上柱管支架以及转向管柱安装支架；转向管柱安装支架的中间位置与转向管柱内支架固定连接,从而使转向管柱安装支架向转向管柱内支架两侧分别形成连接端面；转向管柱内支架内形成有容纳转向管柱的腔体,上柱管支架设置于腔体内；上柱管支架用于夹紧定位转向管柱的上管柱,从而将转向管柱与腔体进行阻隔；本发明提高的方案,能够在原车体结构上进行改动,具有改动小、容易实现的优点,能够有效提高转向管柱的模态,避免方向盘共振情况,能有效解决方向盘共振抖动的问题,且容易装配。(The invention provides a steering column support, a steering column mounting structure and an automobile, which are used for improving the mode of an automobile steering column; the steering column support comprises a steering column inner support, an upper column tube support and a steering column mounting support; the middle position of the steering column mounting bracket is fixedly connected with the steering column inner bracket, so that the steering column mounting bracket respectively forms connecting end surfaces to two sides of the steering column inner bracket; a cavity for accommodating the steering column is formed in the steering column inner support, and the upper column tube support is arranged in the cavity; the upper column tube support is used for clamping and positioning an upper column tube of the steering column so as to separate the steering column tube from the cavity; the improved scheme of the invention can be changed on the original vehicle body structure, has the advantages of small change and easy realization, can effectively improve the mode of the steering column, avoids the resonance condition of the steering wheel, can effectively solve the problem of resonance vibration of the steering wheel, and is easy to assemble.)

1. A steering column support is used for improving the mode of an automobile steering column; the steering column support is characterized by comprising a steering column inner support (4), an upper column pipe support (7) and a steering column mounting support (8); the middle position of the steering column mounting bracket (8) is fixedly connected with the steering column inner bracket (4), so that the steering column mounting bracket (8) forms connecting end surfaces towards two sides of the steering column inner bracket (4) respectively; a cavity for accommodating the steering column (2) is formed in the steering column inner support (4), and the upper column tube support (7) is arranged in the cavity; the upper column tube support (7) is used for clamping and positioning an upper column of the steering column (2), so that the steering column (2) is separated from the cavity.

2. A steering column support according to claim 1, wherein the connection end face is provided with a crush energy absorption member (5), and the crush energy absorption member (5) is mounted on the connection end face by injection molding or assembly.

3. A steering column support according to claim 1, wherein the steering column mounting support (8) comprises a connecting plate body, a convex support connecting surface (81) is punched at the middle position of the connecting plate body, and a first connecting end surface (82) and a second connecting end surface (83) are respectively and integrally formed at two sides of the connecting plate body; the top of the steering column inner support (4) is embedded and fixed in a concave cavity at the bottom of the support connecting surface (81).

4. A steering column support according to claim 3, characterised in that a reinforcement is connected between the bottom of the first connection end surface (82) and the side of the inner steering column support (4), and a reinforcement is connected between the bottom of the second connection end surface (83) and the side of the inner steering column support (4).

5. A steering column support according to claim 3 in which the web body is of metal material and has a thickness of 3.9 to 4.1 mm; a reinforcing connecting plate (9) is connected between the side surface of the first connecting end surface (82) and the steering column inner support (4), and a reinforcing connecting plate (9) is connected between the side surface of the second connecting end surface (83) and the steering column inner support (4).

6. A steering column support according to claim 1, wherein the inner steering column support (4) is integrally bent by a support plate to form a concave support structure, the support plate having a thickness of 3.9mm to 4.1 mm; concave type supporting structure one side is first backup pad (41), the relative one side of concave type supporting structure is second backup pad (42), first backup pad (41) with form between second backup pad (42) the cavity, be formed with connecting hole (43) on second backup pad (42).

7. The steering column support according to claim 1, characterized in that the upper column tube support (7) comprises an upper column tube welding boss (71), and both sides of the upper column tube welding boss (71) are respectively provided with a non-metal structure (72); the nonmetal structures (72) on the two sides are respectively used for separating the steering column (2) from the cavity.

8. A steering column mounting structure comprises an instrument panel beam support (1), a steering column (2) and a steering column support (3); characterized in that the steering column support (3) is a steering column support according to any one of the preceding claims 1 to 7; the steering column support (3) is fixedly connected to the instrument board beam support (1) through the steering column mounting support (8); the steering column (2) penetrates through the cavity of the steering column support (3) and is fixed on the steering column support (3) through a connecting piece.

9. The steering column mounting structure according to claim 8, wherein the top portions of the crush absorbers (5) on the connecting end surfaces on both sides of the steering column mounting bracket (8) are respectively connected to the instrument panel beam bracket (1) to form a buffer structure in the vertical direction.

10. An automobile characterized by comprising the steering column mounting structure of any one of claims 8 to 9 above; or, comprising a steering column support according to any of the preceding claims 1 to 7.

Technical Field

The invention belongs to the technical field of automobile steering column supports, and particularly relates to a steering column support, a steering column mounting structure and an automobile.

Background

Along with the improvement of the living standard of people, the driving quality requirement of people on the automobile is also improved; the situation that a steering wheel shakes during the whole vehicle running process of the existing vehicle can bring strong discomfort to passengers and reduce the experience of the vehicle; the main reason for this problem is that the steering column of the automobile is susceptible to resonance after installation due to the excitation frequency of the engine, the excitation of the road surface, and the natural frequency of the steering wheel transmission system, which results in the steering wheel rattling.

Based on the technical problems in the automobile steering wheel shaking, no relevant solution is provided; there is therefore a pressing need to find effective solutions to the above problems.

Disclosure of Invention

The invention aims to provide a steering column support, a steering column mounting structure and an automobile aiming at overcoming the defects in the prior art and solving the problem of shaking of the steering wheel of the existing automobile.

The invention provides a steering column support which is used for improving the mode of an automobile steering column; the steering column support comprises a steering column inner support, an upper column tube support and a steering column mounting support; the middle position of the steering column mounting bracket is fixedly connected with the steering column inner bracket, so that the steering column mounting bracket respectively forms connecting end surfaces to two sides of the steering column inner bracket; a cavity for accommodating the steering column is formed in the steering column inner support, and the upper column tube support is arranged in the cavity; the upper column tube support is used for clamping and positioning an upper column of the steering column, so that the steering column is separated from the cavity.

Furthermore, the connection end face is provided with a crumple energy absorption part, and the crumple energy absorption part is installed on the connection end face through injection molding or assembly.

Furthermore, the steering column mounting bracket comprises a connecting plate body, a convex bracket connecting surface is formed in the middle of the connecting plate body in a stamping mode, and a first connecting end surface and a second connecting end surface are respectively integrally formed on two sides of the connecting plate body; the top of the inner support of the steering column is embedded and fixed in a concave cavity at the bottom of the support connecting surface.

Furthermore, a reinforcing structure is connected between the bottom of the first connecting end face and the side face of the steering column inner support, and a reinforcing structure is connected between the bottom of the second connecting end face and the side face of the steering column inner support.

Further, the connecting plate body is made of a metal material, and the thickness of the connecting plate body is 3.9mm to 4.1 mm; and a reinforced connecting plate is connected between the side surface of the first connecting end surface and the inner support of the steering column, and a reinforced connecting plate is connected between the side surface of the second connecting end surface and the inner support of the steering column.

Furthermore, the inner support of the steering column is integrally bent through a support plate to form a concave support structure, and the thickness of the support plate is 3.9mm to 4.1 mm; one side of the concave support structure is a first support plate, the opposite side of the concave support structure is a second support plate, a cavity is formed between the first support plate and the second support plate, and a connecting hole is formed in the second support plate.

Furthermore, the upper column tube bracket comprises an upper column tube welding boss, and two sides of the upper column tube welding boss are respectively provided with a non-metal structure; the nonmetal structures on the two sides are respectively used for separating the steering column from the cavity.

Correspondingly, the invention also provides a steering column mounting structure, which comprises an instrument board beam bracket, a steering column and a steering column bracket; the steering column support is the steering column support; the steering column support is fixedly connected to the instrument board beam support through a steering column mounting support; the steering column penetrates through the cavity of the steering column support and is fixed on the steering column support through the connecting piece.

Furthermore, the tops of the crumple energy absorption parts on the connecting end surfaces of the two sides of the steering column mounting support are respectively connected to the instrument panel beam support, so that a buffer structure is formed in the vertical direction.

Correspondingly, the invention also provides an automobile, which comprises the steering column mounting structure; or, the steering column support is comprised.

The improved scheme of the invention can be changed on the original vehicle body structure, has the advantages of small change and easy realization, can effectively improve the mode of the steering column, avoids the resonance condition of the steering wheel, can effectively solve the problem of resonance vibration of the steering wheel, and is easy to assemble.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

The invention will be further explained with reference to the drawings, in which:

FIG. 1 is a schematic view of an improved mounting structure for a steering column of an automobile according to the present invention;

FIG. 2 is a first schematic view of a steering column support structure according to the present invention;

FIG. 3 is a schematic view of the upper column tube support structure of the present invention;

FIG. 4 is a second schematic view of a steering column support structure according to the present invention;

FIG. 5 is a CAE analysis result of the conventional steering column mounting structure for an automobile;

fig. 6 is a CAE analysis result of the steering column mounting structure of the automobile of the present invention.

In the figure: 1. an instrument panel beam support; 2. a steering column; 3. a steering column support; 4. an inner support of the steering column; 41. a first support plate; 42. a second support plate; 43. connecting holes; 5. a collapsing energy-absorbing part; 6. a reinforcing structure; 7. an upper column tube support; 71. welding a boss on the upper column tube; 72. a non-metallic structure; 8. a steering column mounting bracket; 81. a bracket connection surface; 82. a first connection end face; 83. a second connection end face; 9. and reinforcing the connecting plate.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.

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

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1 to 4, the present invention provides a steering column bracket for improving the mode of a steering column of an automobile; the steering column support comprises a steering column inner support 4, an upper column tube support 7 and a steering column mounting support 8; the middle position of the steering column mounting bracket 8 is fixedly connected with the steering column inner bracket 4, so that the steering column mounting bracket 8 respectively forms connecting end surfaces to two sides of the steering column inner bracket 4; a cavity for accommodating the steering column 2 is formed in the steering column inner support 4, and the upper column tube support 7 is arranged in the cavity; the upper column tube support 7 is used for clamping and positioning an upper column of the steering column 2, so that the steering column 2 is separated from the cavity; according to the steering column support provided by the invention, the structures of the inner support and the upper column tube support of the steering column are added, as shown in fig. 6, the reinforcing structure is added according to the CAE analysis result, the structure size of the support is adjusted, the system modes of the steering column and a steering wheel can be effectively improved, the shaking condition of the steering wheel in the driving process of a vehicle is solved, peripheral parts are not influenced while the steering column support is changed, the change content is simple, and the implementation is easy.

Preferably, in combination with the above solutions, as shown in fig. 1 to 4, the connection end face is provided with a crumple energy-absorbing component 5, and the crumple energy-absorbing component 5 is installed on the connection end face through injection molding or assembling; specifically, the crumple energy absorption component 5 is composed of a No. 10 steel annular energy absorption band and a zinc alloy material shear block, the zinc alloy shear block in the crumple energy absorption component 5 is injected onto the steering column support 3 in an injection molding mode, and the No. 10 steel annular energy absorption band is installed in the zinc alloy shear block and a limiting structure of the steering column support 3 in an assembling mode, so that the crumple energy absorption component 5 is installed on the connecting end face.

Preferably, in combination with the above solution, as shown in fig. 1 to 4, the steering column mounting bracket 8 includes a connecting plate body, a convex bracket connecting surface 81 is formed by punching at the middle position of the connecting plate body, and a first connecting end surface 82 and a second connecting end surface 83 are respectively integrally formed at both sides of the connecting plate body; the top of the steering column inner support 4 is embedded and fixed in a concave cavity at the bottom of the support connecting surface 81.

Preferably, in combination with the above, as shown in fig. 1 to 4, a reinforcing structure is connected between the bottom of the first connecting end surface 82 and the side surface of the inner column bracket 4, and a reinforcing structure is connected between the bottom of the second connecting end surface 83 and the side surface of the inner column bracket 4.

Preferably, in combination with the above, as shown in fig. 1 to 4, the metal material of the connecting plate body is made of, and the thickness of the connecting plate body is 3.9mm to 4.1mm, specifically, the thickness of the connecting plate body is preferably 4.0 mm; a reinforcing connecting plate 9 is connected between the side surface of the first connecting end surface 82 and the inner steering column bracket 4, and a reinforcing connecting plate 9 is connected between the side surface of the second connecting end surface 83 and the inner steering column bracket 4; according to the steering column support provided by the invention, the thickness of the steering column mounting support 8 is increased, the structural size of the support is adjusted, a reinforcing structure is added according to the CAE analysis result, the mode of the steering column is improved, and the resonance condition is avoided.

Preferably, in combination with the above solution, as shown in fig. 1 to 4, the steering column inner support 4 is integrally bent by a support plate to form a concave support structure, and the thickness of the support plate is 3.9mm to 4.1mm, specifically, the thickness of the support plate is preferably 4.0 mm; furthermore, one side of the concave support structure is a first support plate 41, the opposite side of the concave support structure is a second support plate 42, a cavity is formed between the first support plate 41 and the second support plate 42, and a connecting hole 43 is formed on the second support plate 42; according to the steering column support provided by the invention, the thickness of the support 4 in the steering column is increased, the structural size of the support is adjusted, a reinforcing structure is added according to the CAE analysis result, the mode of the steering column is improved, and the resonance condition is avoided.

Preferably, in combination with the above solutions, as shown in fig. 1 to 4, the upper pillar tube support 7 includes an upper pillar tube welding boss 71, and both sides of the upper pillar tube welding boss 71 are respectively provided with a non-metal structure 72; the nonmetal structures 72 on the two sides are respectively used for separating the steering column 2 from the cavity; according to the steering column support provided by the invention, the thickness of the support 4 in the steering column is 4mm, the thickness of the steering column mounting support 8 is 4mm, and according to the CAE analysis result, a reinforcing structure is added at a proper position, so that the stability of the whole support is improved; simultaneously, because support thickness is thicker to the inner support need play the effect of tight steering column 2 upper pipe column of clamp simultaneously, so the support assembly adopts the multi-disc examination punching press welded structure, and upper column pipe support 7 increases the nonmetal structure 72 of cooperation simultaneously, has optimized the abnormal sound that probably appears in the accommodation process promptly, also plays the effect of individual separation vibration transmission to a certain extent, makes the structure after optimizing, and the mode promotes obviously, and the vertical direction mode is greater than 50 Hz.

Correspondingly, in combination with the above solutions, as shown in fig. 1 to 4, the present invention further provides a steering column mounting structure, including an instrument panel beam bracket 1, a steering column 2, and a steering column bracket 3; wherein the steering column support 3 is the steering column support described above; specifically, the steering column support 3 is fixedly connected to the instrument panel beam support 1 through a steering column mounting support 8; the steering column 2 passes through the cavity of the steering column support 3 and is fixed on the steering column support 3 through a connecting piece.

Preferably, in combination with the above solutions, as shown in fig. 1 to 4, the top portions of the crush energy absorbing members 5 on the connection end surfaces on both sides of the steering column mounting bracket 8 are respectively connected to the instrument panel beam bracket 1, thereby forming a buffer structure in the vertical direction; specifically, the crumple energy-absorbing component 5 on the first connecting end surface 82 is connected to the instrument panel beam bracket 1, and the crumple energy-absorbing component 5 on the second connecting end surface 83 is connected to the instrument panel beam bracket 1, so that both sides simultaneously play a role in shock absorption.

Correspondingly, in combination with the above scheme, as shown in fig. 1 to 4, the invention also provides an automobile, which comprises the steering column mounting structure; or, comprising the steering column support described above; by adopting the scheme, the overall performance of the automobile can be effectively improved.

The improved scheme of the invention can be changed on the original vehicle body structure, has the advantages of small change and easy realization, can effectively improve the mode of the steering column, avoids the resonance condition of the steering wheel, can effectively solve the problem of resonance vibration of the steering wheel, and is easy to assemble.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way. Those skilled in the art can make numerous possible variations and modifications to the described embodiments, or modify equivalent embodiments, without departing from the scope of the invention. Therefore, any modification, equivalent change and modification made to the above embodiments according to the technology of the present invention are within the protection scope of the present invention, unless the content of the technical solution of the present invention is departed from.