阅读说明：本技术 一种转向管柱安装支架结构及车辆 (Steering column installing support structure and vehicle ) 是由 吴盼盼 王飞 于 2019-09-02 设计创作，主要内容包括：本发明提供了一种转向管柱安装支架结构,包括上支架、下支架和连接支架,所述下支架包括与所述上支架连接以形成开放盒式结构的下支架后段和固接在所述连接支架上的下支架前段。本发明还涉及一种车辆,通过将转向管柱安装支架结构上的下支架后段、上支架一起形成半封闭的盒状腔体式结构,以有效提高转向系统模态到38HZ以上；并通过将下支架分开设计成下支架前段和下支架后段,以使该支架结构与仪表台管梁连接形成的焊缝避开该支架结构与车辆转向管柱的安装面,提高转向管柱轴向调节的力度和性能。(The invention provides a steering column mounting bracket structure which comprises an upper bracket, a lower bracket and a connecting bracket, wherein the lower bracket comprises a lower bracket rear section and a lower bracket front section, the lower bracket rear section is connected with the upper bracket to form an open box type structure, and the lower bracket front section is fixedly connected to the connecting bracket. The invention also relates to a vehicle, wherein a semi-closed box-shaped cavity structure is formed by the rear section of the lower bracket and the upper bracket on the steering column mounting bracket structure, so that the mode of a steering system is effectively improved to be more than 38 HZ; the lower support is separately designed into the front section of the lower support and the rear section of the lower support, so that a welding seam formed by connecting the support structure and the instrument desk tubular beam avoids the mounting surface of the support structure and the vehicle steering column, and the axial adjustment strength and performance of the steering column are improved.)

1. A steering column mounting bracket structure is characterized by comprising an upper bracket (10), a lower bracket (20) and a connecting bracket (30), wherein the lower bracket (20) comprises a lower bracket rear section (21) which is connected with the upper bracket (10) to form an open box type structure and a lower bracket front section (22) which is fixedly connected on the connecting bracket (30).

2. The steering column mounting bracket structure according to claim 1, wherein the lower bracket rear section (21) and the upper bracket (10) are fixedly attached to one side of a vehicle instrument desk tubular beam (40) and together form a closed box structure (100), and the lower bracket front section (22) and the connecting bracket (30) are fixedly attached to the other side of the instrument desk tubular beam (40).

3. The steering column mounting bracket structure according to claim 2, wherein the lower bracket rear section (21) includes a first base plate (21a), a second base plate (21b) located on both opposite sides of the first base plate (21a), a third base plate (21c) arranged opposite to the second base plate (21b), and a fourth base plate (21d) provided between ends of the second base plate (21b) and the third base plate (21c) away from the first base plate (21a), the upper bracket (10) includes a fifth base plate (11) and a sixth base plate (12) provided on one side edge of the fifth base plate (11), the third base plate (21d) is provided with a first flange (21e) extending outward, the fifth base plate (11) and the fourth base plate (21d) are arranged opposite to each other and are fixed to the first flange (21e), the sixth substrate (12) and the instrumentation console tubular beam (40) are respectively assembled on the first substrate (21a), the second substrate (21b), the third substrate (21c), and the fourth substrate (21d) at two ends along the instrumentation console tubular beam (40) in the radial direction.

4. A steering column mounting bracket arrangement according to claim 3, characterised in that the fourth base plate (21d) is provided with a first mounting point (211) for mounting a vehicle steering column (60).

5. A steering column mounting bracket arrangement according to claim 2 or 3, characterised in that the connecting bracket (30) comprises a first connecting bracket (31) fixedly connected to the lower bracket front section (22) and a second connecting bracket (32) fixedly connected to the lower bracket front section (22), the second connecting bracket (32) being provided with a second mounting point (321) for mounting a vehicle steering column (60).

6. The steering column mounting bracket structure according to claim 5, wherein the first link (31) includes a first link plate (31a) and a second link plate (31b) disposed on opposite sides of the first link plate (31a), a second flange (31c) is provided on the second link plate (31b), the lower bracket front section (22) includes a third link plate (22a), a fourth link plate (22b) disposed on opposite sides of the third link plate (22a), and a third flange (22c) located at a distal end of the fourth link plate (22b), the third link plate (22a) is disposed opposite to the first link plate (31a), and the second flange (31c) is fixedly connected to the third flange (22 c).

7. The steering column mounting bracket structure according to claim 6, wherein the second link plate (31b) is a triangle-like structure, the second link plate (31b) includes a first rim (311) formed with a second flange (31c) and a second rim (312) adjacent to the first rim (311), and the second rim (312) includes a connection section (313) to which an instrumentation console tubular beam (40) is fitted.

8. The steering column mounting bracket structure according to claim 6, wherein the second link frame (32) includes a fifth link plate (32a) correspondingly engaged with the third link plate (22a) and sixth link plates (32b) provided on opposite sides of the fifth link plate (32a), the second mounting point (321) being located on the sixth link plates (32 b).

9. A steering column mounting bracket structure according to claim 1, wherein the wall thickness of the lower bracket rear section (21) is greater than the wall thickness of the lower bracket front section (22).

10. A vehicle comprising a steering column mounting bracket arrangement according to any of claims 1 to 9.

Technical Field

The invention relates to the technical field of automobiles, in particular to a steering column mounting support structure and a vehicle.

Background

The instrument board crossbeam provides the supporting role of a steering system, so the good and bad performance of the instrument board crossbeam can influence the steering performance of the whole vehicle, however, a general steering column assembly mounting structure is mostly adopted in the current market, and the scheme of the existing steering column mounting structure has the following defects:

1. the structure is limited, and the steering system mode is controlled to be about 35-37 HZ;

2. as shown in fig. 1 and 2, in conventional patent CN 206537333U: the welding seam 2 is arranged on the back of the mounting surface 3 of the steering column 1, so that the flatness of the left and right welding surfaces is easy to be poor, the adjusting force of the steering column is poor, and the performance of the whole vehicle is affected;

3. the existing mounting structure is heavy and has poor light weight effect.

Disclosure of Invention

In view of the above, it is desirable to provide a steering column mounting bracket structure that improves the weight reduction effect and the adjustment force of the steering column while improving the mode of the steering system.

The invention provides a steering column mounting bracket structure which comprises an upper bracket, a lower bracket and a connecting bracket, wherein the lower bracket comprises a lower bracket rear section and a lower bracket front section, the lower bracket rear section is connected with the upper bracket to form an open box type structure, and the lower bracket front section is fixedly connected to the connecting bracket.

In a preferred embodiment, the lower bracket rear section and the upper bracket are fixedly connected to one side of a vehicle instrument desk tubular beam to form a closed box-type structure, and the lower bracket front section and the connecting bracket are fixedly connected to the other side of the instrument desk tubular beam.

In a preferred embodiment, the lower frame rear section includes a first base plate, a second base plate located on two opposite sides of the first base plate, a third base plate arranged opposite to the second base plate, and a fourth base plate arranged between the second base plate and one end of the third base plate far from the first base plate, the upper frame includes a fifth base plate and a sixth base plate arranged on one side edge of the fifth base plate, the third base plate is provided with a first flange extending outward, the fifth base plate and the fourth base plate are arranged opposite to each other and fixedly connected to the first flange, and the sixth base plate and the instrument desk tube beam are respectively assembled on two ends of the first base plate, the second base plate, the third base plate, and the fourth base plate along a radial direction of the instrument desk tube beam.

In a preferred embodiment, the fourth base plate is provided with a first mounting point for mounting a vehicle steering column.

In a preferred embodiment, the connecting bracket comprises a first connecting bracket fixedly connected with the front section of the lower bracket and a second connecting bracket fixedly connected with the front section of the lower bracket, and the second connecting bracket is provided with a second mounting point for mounting a steering column of the vehicle.

In a preferred embodiment, the first connecting frame includes a first connecting plate and second connecting plates disposed on two opposite sides of the first connecting plate, the second connecting plate is provided with a second flange, the front section of the lower frame includes a third connecting plate, fourth connecting plates disposed on two opposite sides of the third connecting plate, and a third flange located at the end of the fourth connecting plate, the third connecting plate is disposed opposite to the first connecting plate, and the second flange is fixedly connected to the third flange.

In a preferred embodiment, the second connecting plate is of a triangle-like structure, the second connecting plate comprises a first edge formed with a second flange and a second edge adjacent to the first edge, and the second edge comprises a connecting section for assembling the instrument desk tubular beam.

In a preferred embodiment, the second connecting frame includes a fifth connecting plate correspondingly matched with the third connecting plate and sixth connecting plates arranged at two opposite sides of the fifth connecting plate, and the second mounting point is located on the sixth connecting plate.

In a preferred embodiment, the wall thickness of the lower bracket rear section is greater than the wall thickness of the lower bracket front section.

The invention also provides a vehicle comprising the steering column mounting bracket structure.

In conclusion, the rear section of the lower support, the upper support and the instrument desk pipe beam on the steering column mounting support structure form a closed box-shaped cavity structure together, so that the mode of a steering system is effectively improved to be more than 38 HZ; the lower support is separately designed into the front section of the lower support and the rear section of the lower support, so that a welding seam formed by connecting the support structure and the instrument desk pipe beam avoids the mounting surface of the support structure and the vehicle steering column, and the axial adjustment strength and performance of the steering column are improved.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic structural view of one embodiment of a prior art steering column mounting bracket arrangement;

FIG. 2 is a schematic cross-sectional view of the relative position of the weld and the steering column mounting surface taken along the line A-A of FIG. 1;

FIG. 3 is a schematic structural view of one embodiment of a steering column mounting bracket arrangement according to the present invention;

FIG. 4 is a schematic view of the structure of FIG. 1 from another perspective;

FIG. 5 is a schematic structural view of the upper bracket of FIG. 4;

FIG. 6 is a schematic structural view of a rear section of a lower bracket connected to an upper bracket to form a box structure;

FIG. 7 is a schematic structural view showing that the rear sections of the upper and lower brackets are fixedly connected to the instrument desk tubular beam;

FIG. 8 is a schematic view of a first one of the connection brackets;

FIG. 9 is a schematic structural view of the posterior section of the lower bracket;

FIG. 10 is a schematic view showing the structure of a second link bracket of the link bracket;

FIG. 11 is a schematic view of a second connecting frame fixedly connected to the rear portion of the lower frame;

FIG. 12 is a schematic view of the structure in which the first connecting frame, the rear section of the lower frame and the second connecting frame are fixedly connected to the instrument desk tubular beam;

FIG. 13 is a schematic structural view showing a vehicle having the steering column mounting bracket structure according to the present invention;

FIG. 14 is a schematic view of the steering column mounting bracket arrangement of FIG. 13 assembled with a vehicle steering column;

FIG. 15 is a schematic view of the structure of FIG. 14 from another perspective;

FIG. 16 is a schematic view of the vehicle steering column assembled with a first mounting point on the steering column mounting bracket structure;

FIG. 17 is a schematic view of the vehicle steering column assembled with a second mounting point on the steering column mounting bracket structure.

Detailed Description

To further explain the technical means and effects of the present invention adopted to achieve the predetermined objects, the present invention will be described in detail below with reference to the accompanying drawings and preferred embodiments.

As shown in fig. 3 and 4, the present invention provides a steering column mounting bracket structure including an upper bracket 10, a lower bracket 20, and a connecting bracket 30.

The lower support 20 comprises a lower support rear section 21 and a lower support front section 22, wherein the lower support rear section 21 is connected with the upper support 10 to form an open box type structure (one end is open), the lower support front section 22 is connected with the connecting support 30, the lower support 20 is designed in a segmented mode (the lower support rear section 21 and the lower support front section 22), the wall thickness of the lower support rear section 21 is increased according to needs to meet the requirement of mounting a vehicle steering column 60, the wall thickness of the lower support front section 22 is reduced to the limit according to needs, the wall thickness of the lower support rear section 21 is larger than that of the lower support front section 22, and therefore the purpose of light weight is achieved while the modal performance of a steering system is improved.

Further, the lower bracket rear section 21 and the upper bracket 10 provided by the present invention are fixedly connected to one side of the vehicle instrument desk tubular beam 40 and together (the wall portions of the lower bracket rear section 21, the upper bracket 10 and the instrument desk tubular beam 40) form a closed box-type structure 100 (refer to fig. 4 and 7 for emphasis), the closed structure has tensile and torsional resistance, and the steering system mode is effectively improved above 38 HZ; meanwhile, the front section 22 of the lower support and the connecting support 30 are fixedly connected to the other side of the instrument desk tubular beam 40, and a welding bead formed by fixedly connecting the instrument desk tubular beam 40 and the mounting support structure can avoid a steering column mounting surface, so that the axial adjusting force of the steering column can be effectively controlled, and the performance of the whole vehicle is improved.

As shown in fig. 5, in the present invention, the upper bracket 10 includes a fifth substrate 11 and a sixth substrate 12 provided at one side edge of the fifth substrate 11; in the preferred embodiment, the sixth substrate 12 is formed by extending the end edge of the fifth substrate 11 perpendicularly outward.

As shown in fig. 6, the lower frame rear section 21 includes a first base plate 21a, a second base plate 21b located on two opposite sides of the first base plate 21a, a third base plate 21c arranged opposite to the second base plate 21b, and a fourth base plate 21d arranged between the second base plate 21b and one end of the third base plate 21c far from the first base plate 21a, that is, the first base plate 21a, the second base plate 21b, the third base plate 21c, and the fourth base plate 21d together form the lower frame rear section 21 having two end openings in the radial direction of the instrument desk tube beam 40 and a side wall opening located between the two end openings, and the third base plate 21d is provided with a first flange 21e extending outward; in a preferred embodiment, the first flange 21e is formed by extending the end of the third base 21d perpendicularly outward.

As shown in fig. 3, 4 and 7, the fifth substrate 11 and the fourth substrate 21d are arranged oppositely, and the fifth substrate 11 is correspondingly fixed (welded) on the first flange 21e (to close the opening of the side wall portion of the lower bracket rear section 21), and the sixth substrate 12 and the instrument desk tube beam 40 are respectively assembled at two open ends (close to and far from two ends of the instrument desk tube beam 40) of the lower bracket rear section 21 formed by the first substrate 21a, the second substrate 21b, the third substrate 21c and the fourth substrate 21d, so as to form the closed box-type structure 100.

Referring again to fig. 3 and 4, the present invention provides a connecting bracket 30 comprising a first connecting bracket 31 fixedly connected to the front section 22 of the lower bracket and a second connecting bracket 32 fixedly connected to the front section 22 of the lower bracket.

Specifically, as shown in fig. 8, 9 and 12, the first connecting frame 31 includes a first connecting plate 31a and second connecting plates 31b disposed at two opposite sides of the first connecting plate 31a, and the second connecting plates 31b are provided with second flanges 31 c; the front section 22 of the lower bracket comprises a third connecting plate 22a, a fourth connecting plate 22b arranged on two opposite sides of the third connecting plate 22a, and a third flanging 22c positioned at the end of the fourth connecting plate 22 b.

The third connecting plate 22a and the first connecting plate 31a are arranged oppositely, and the second flange 31c is fixedly connected to the third flange 22c, so that the first connecting frame 31 and the lower bracket front section 22 are mounted.

As shown in fig. 10, 11 and 12, the second connecting frame 32 includes a fifth connecting plate 32a correspondingly engaged with the third connecting plate 22a and sixth connecting plates 32b provided on two opposite sides of the fifth connecting plate 32a, and the second connecting frame 32 is mounted on the lower frame front section 22 by the engagement of the third connecting plate 22a and the fifth connecting plate 32 a. In the preferred embodiment, the third connecting plate 22a includes a mounting groove 22d (refer to fig. 9 for emphasis) recessed in a direction away from the fifth connecting plate 32a, the fifth connecting plate 32a includes a protrusion 32c (refer to fig. 10 for emphasis) corresponding to the mounting groove 22d, by inserting the protrusion 32c into the mounting groove 22d, an outer wall of the protrusion 32c abuts against an inner wall of the mounting groove 22d, and by welding, the third connecting plate 22a and the fifth connecting plate 32a are assembled (refer to fig. 11 for emphasis).

It is understood that the second link frame 32 formed by the fifth link plate 32a and the sixth link plate 32b is a U-shaped mounting frame, and as shown in fig. 6, 10, and 13 to 15, the opening of the U-shaped mounting frame is perpendicular to the direction of arrangement of the first mounting point 221 for restraining the mounting direction of the steering column, and further passes through the first mounting point 211 of the equipped vehicle steering column 60 arranged on the fourth base plate 21d (refer to fig. 6 with emphasis), and the second mounting point 321 of the equipped vehicle steering column 60 arranged on the second link frame 32 (refer to fig. 10 with emphasis) to mount the vehicle steering column 60 in the axial direction thereof (refer to fig. 13) so that the vehicle steering column 60 is arranged to intersect with the vehicle instrument desk beam 40.

In the present invention, the second mounting point 321 is located on the sixth connecting plate 32b (refer to fig. 10 with emphasis), and the first mounting point 211 and the second mounting point 321 are mounting connections of a through hole and a nut, that is, the vehicle steering column 60 is connected to the vehicle steering column 60 by the bolt 50 passing through the first mounting point 211, and further, the vehicle steering column 60 is connected by the matching positioning of the bolt and the nut passing through the second mounting point 321.

In detail, referring to fig. 16 and 17 together, when the vehicle steering column 60 is mounted to the steering column mounting bracket structure provided in the present invention, the vehicle steering column 60 is provided with a first mounting portion 61 corresponding to the first mounting point 211 and a second mounting portion 62 corresponding to the second mounting point 321; specifically, the side wall of the first mounting portion 61 extends in the opposite direction to the side wall (the third base plate 21c) of the lower bracket rear section 21 and is arranged in parallel with the bottom (the first base plate 21a, the second base plate 21b, and the fourth base plate 21d) of the lower bracket rear section 21, and the bottom of the first mounting portion 61 is provided with a first mounting hole for the bolt 50 to pass through, so as to mount the vehicle steering column 60 in cooperation with the first mounting point 211; meanwhile, the second mounting portion 62 is a U-shaped mounting bracket corresponding to the second link 32, and a side portion of the mounting portion 62 of the U-shaped mounting bracket is provided with a second mounting hole for the bolt 50 to pass through, and simultaneously cooperates with the second mounting point 321 and the screw, so that the vehicle steering column 60 is rotatably coupled to the second link 32.

Referring to fig. 8 again, in an embodiment of the present invention, the second connecting plate 31b is a triangle-like structure with better stability; specifically, the second connecting plate 31b includes a first edge 311 and a second edge 312 adjacent to the first edge 311, the second flange 31c is formed on the first edge 311, and the second edge 312 includes a connecting section 313 (inside of the second edge 312) for assembling the instrument desk tubular beam 40, the connecting section 313 is an arc-shaped mounting surface corresponding to the outer wall of the instrument desk tubular beam 40, so as to fixedly connect the second connecting frame 32 with the instrument tubular beam 40, and meanwhile, since the connecting section 313 is located inside the second edge 312, the weld bead can be effectively avoided when the steering column is mounted, the adjusting force along the axial direction of the steering column is effectively improved, and the comfort and effectiveness of the steering wheel for adjusting the steering tubular position are improved.

The invention also provides a vehicle which comprises the steering column mounting bracket structure. Regarding the connection relationship and specific structure between the steering column mounting bracket structure and other components of the automobile, reference may be made to the prior art, and details thereof are not repeated herein.

In conclusion, the rear section of the lower support, the upper support and the instrument desk pipe beam on the steering column mounting support structure form a closed box-shaped cavity structure together, so that the mode of a steering system is effectively improved to be more than 38 HZ; the lower support is separately designed into the lower support front section and the lower support rear section, so that a welding seam formed by connecting the support structure and the instrument desk pipe beam is avoided from the mounting surface of the support structure and a vehicle steering column, the axial adjustment strength and performance of the steering column are improved, and meanwhile, the purpose of lightweight design of a steering system is achieved by thickening the lower support rear section and thinning the lower support rear section.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.