CN215851443U - Steering column mounting structure and vehicle - Google Patents

Abstract

The utility model discloses a steering column mounting structure and a vehicle, wherein a steering column is mounted on a front wall plate of a cab, the steering column is connected with a steering operation mechanism and a steering execution mechanism through a through hole formed in the front wall plate, and the steering column mounting structure comprises: the mounting bracket is provided with a plurality of raised mounting parts, and the front wall plate is provided with a plurality of first mounting holes corresponding to the mounting parts; the mounting portion having a mating fastener; the steering column is sleeved on the sealing sleeve, and a plurality of second mounting holes corresponding to the mounting parts are formed in the edge of the sealing sleeve; the installation department passes first mounting hole and second mounting hole and installs the seal cover in preceding bounding wall through the fastener. This mounting structure maneuverability is strong for steering column's installation takt, and firm in connection has excellent leakproofness between preceding bounding wall and seal part, has improved the leakproofness of driver's cabin.

Description

Steering column mounting structure and vehicle

Technical Field

The utility model relates to the field of vehicle parts, in particular to a steering column mounting structure and a vehicle.

Background

The steering column and the transmission shaft assembly of the automobile are connecting parts arranged between a steering operating mechanism and a steering actuating mechanism, and are mainly used for controlling the advancing direction of the automobile, transmitting torque and absorbing energy generated when the automobile is impacted, wherein the steering operating mechanism is generally a steering wheel, and the steering actuating mechanism is generally a steering gear. Because the steering wheel is located inside the cab, and the steering gear is located on the automobile chassis, therefore the steering column needs to pass through the via hole that the automobile body seted up on the dash panel of cab, and in order to guarantee the inside leakproofness of cab this moment, the steering column needs to set up sealing device, usually for the sealing rubber sleeve, in the department of passing dash panel.

The existing installation modes of the steering column and the front wall plate are generally divided into two modes, one mode is that a sealing rubber sleeve is pressed on the front wall plate by means of pressing force after the steering column is assembled, the mode needs that the sealing rubber sleeve is vertically matched with the installation surface of the front wall plate as much as possible, so that the structural design of the front wall plate is limited, and due to the influence of a matching angle, the sealing effect of the sealing rubber sleeve is poor, the problems of air leakage and water leakage are easy to occur, and the sealing effect is poor; the other type is that a bolt or a nut is convexly welded on the front coaming, the sealing rubber sleeve is tightly pressed and installed on the installation surface of the front coaming through the screw joint, the general size of the front coaming is large, the bolt or the nut is difficult to operate through direct projection welding, the production efficiency can be influenced, even a special-shaped welding machine needs to be developed for welding, and the cost is increased.

Therefore, the market urgently needs a steering column mounting structure which has strong operability during mounting and good sealing performance after assembly.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems described in the background art, a first object of the present invention is to provide a steering column mounting structure, which includes a novel mounting bracket having a protrusion with a fastening member, wherein the protrusion is inserted through openings of a dash panel and a sealing member, and then the fastening member is fitted into the protrusion, so that the dash panel and the sealing member can be tightly and firmly mounted together. This mounting structure installation maneuverability is strong, and simple structure has avoided the difficulty of direct processing on the preceding bounding wall, and easily installs for steering column's installation takt, firm in connection between preceding bounding wall and the seal part after the installation has excellent leakproofness, and the leakproofness does not receive preceding bounding wall structural design and the influence of matching the angle, has improved the leakproofness of driver's cabin, and reinforcing user experience has guaranteed the reliability of vehicle overall operation.

A second object of the present invention is to provide a vehicle.

In order to achieve the purpose, the technical scheme is as follows:

a steering column mounting structure, the steering column is installed on the dash panel of the cab, the steering column connects a steering operation mechanism and a steering execution mechanism through a via hole provided on the dash panel, the steering column mounting structure includes: the mounting bracket is provided with a hole for the steering column to pass through, the mounting bracket is provided with a plurality of raised mounting parts, and the front wall plate is provided with a plurality of first mounting holes corresponding to the mounting parts; the mounting portion having a mating fastener; the steering column is sleeved on the sealing sleeve, and a plurality of second mounting holes corresponding to the mounting parts are formed in the edge of the sealing sleeve; the mounting portion penetrates through the first mounting hole and the second mounting hole and mounts the seal sleeve to the dash panel through a fastener.

By last, preceding bounding wall and seal cover edge offer respectively with installation department assorted first mounting hole and second mounting hole, first mounting hole and second mounting hole are passed in proper order to bellied installation department on the installing support, will install in the installation department with the fastener that the installation department matches, the seal cover passes through the installation cooperation that installation department and fastener from this and can fasten the assembly on preceding bounding wall.

This application technical personnel in field should understand, will make preceding bounding wall direct and seal cover fastening connection need promptly before the bounding wall have the structural design of the erection joint seal cover that can correspond, and preceding bounding wall general size is great, and the operation degree of difficulty that directly carries out structural design to preceding bounding wall is big to increased design cost, still influenced the production beat of preceding bounding wall, increased the unqualified probability of preceding bounding wall processing. If with the help of the cooperation of preceding bounding wall and steering column, utilize the packing force of steering column self assembly back to press the seal cover on preceding bounding wall, then more increased the structural design cost of preceding bounding wall to only rely on the packing force to press the seal cover on preceding bounding wall greatly reduced sealed effect, cause the phenomenon of leaking out and leaking easily, influence user experience. From this, this application will enclose the connection of bounding wall and seal cover fastening together with the help of installing support, only need set up the hole corresponding with the installation department on preceding bounding wall and seal cover, it is convenient simple to make processing, strong operability, high production efficiency, the higher cost that structural design probably caused has both been avoided carrying out to preceding bounding wall, reduce the shaping degree of difficulty, the unqualified risk of preceding bounding wall processing has been reduced, can strengthen the connectivity of preceding bounding wall and seal cover again, it is fixed integrative with preceding bounding wall and seal cover to utilize installing support, make the leakproofness between preceding bounding wall and seal cover promote greatly, improve user experience and feel.

Further, the mounting bracket is an annular mounting bracket.

Further, the mounting portion is a bolt projection-welded to the mounting bracket.

Further, the fastener is a fastening nut.

Further, the mounting bracket extends outward along a surface at the mounting portion to form a convex surface.

Furthermore, the mounting bracket is provided with a welding spot welded with the front wall plate.

Furthermore, the mounting bracket is provided with a positioning hole at a position corresponding to the welding spot.

Furthermore, the steering column mounting structure further comprises an elastic gasket, and the elastic gasket is located between the mounting bracket and the front wall plate.

Further, the steering column mounting structure further comprises a sealing sheet, the sealing sheet is mounted on the mounting support, and a hole for the steering column to pass through is formed in the sealing sheet.

Further, to achieve the second object of the present application, the present application also provides a vehicle having a steering column mounting structure as described in any one of the above. This mounting structure of vehicle in steering column department can make the sealed effectual of driver's cabin interior outer, and installation maneuverability is strong.

The beneficial effect of this application is as follows:

1. the front wall plate and the seal sleeve are tightly connected together by means of the mounting bracket, only holes corresponding to the mounting parts need to be formed in the front wall plate and the seal sleeve, the manufacturing and the processing are convenient and simple, the operability is strong, the production efficiency is high, higher cost possibly caused by structural design of the front wall plate is avoided, the forming difficulty is reduced, the risk that the front wall plate is unqualified in processing is reduced, the connectivity of the front wall plate and the seal sleeve can be enhanced, the front wall plate and the seal sleeve are fixed into a whole by the mounting bracket, the sealing performance between the front wall plate and the seal sleeve is greatly improved, and the user experience is improved;

2. the mounting bracket and the front wall plate are provided with holes for the steering column to pass through, so that the steering column can be connected with a steering operation mechanism and a steering execution mechanism which are respectively positioned inside and outside a cab, the common steering column is of a columnar structure, and the mounting bracket is arranged to be an annular mounting bracket in order to match the structural shape of the steering column, so that the structure is simple, the processing is convenient, and the processing and manufacturing cost is greatly reduced;

3. the mounting part is connected and fastened with the body of the mounting bracket into a whole to enhance the connection performance, and is matched with the fastener to tightly press the front coaming and the sealing sleeve together, so that the mounting part can be selectively arranged into a bolt which is welded on the mounting bracket in a protruding mode, the firmness of the mounting part is enhanced, and the sealing sleeve is fastened on the front coaming in a screwed connection mode, so that the connection performance can be enhanced, the sealing performance is improved, the mounting and dismounting are convenient, the mounting beat is accelerated, and the production efficiency is improved;

4. when the steering column transmits torque between the steering operation mechanism and the steering execution mechanism and buffers and absorbs impact generated by automobile impact, the mounting bracket inevitably has the situations of unstable mounting and loose connection, so that the mounting bracket is outwards extended and protruded along the surface of the mounting bracket at the mounting part, a convex surface for increasing the mounting contact area of the mounting bracket and the front panel is formed, the connectivity of the mounting bracket is increased, the mounting bracket can provide stable connection for the front panel and the sealing sleeve, and the probability of poor sealing effect caused by loose connection or connection failure of the mounting bracket is reduced;

5. because the difference of manufacturing, the surface that installing support and preceding bounding wall contacted each other is probably the unevenness, consequently probably has the clearance between installing support and the preceding bounding wall, for filling the unevenness of installing support and preceding bounding wall fitting surface that causes because manufacturing, from this, set up elastic gasket between installing support and preceding bounding wall, the extrusion deformation that elastic gasket atress took place when utilizing installation department and fastener assembly, can fill the unevenness of fitting surface, play good syllable-dividing bradyseism's effect.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of a mounting bracket according to an embodiment of the present application;

FIG. 2 is a schematic structural view of a dash panel according to an embodiment of the present application;

FIG. 3 is a schematic diagram of the seal cartridge and steering column in one embodiment of the present application;

FIG. 4 is a schematic structural view at a viewing angle after installation of an embodiment of the present application;

FIG. 5 is a schematic structural view of an embodiment of the present application from another perspective after installation;

1. a steering column;

2. a dash panel; 21. a via hole; 22. a first mounting hole;

3. mounting a bracket; 31. an installation part; 32. a convex surface; 33. positioning holes;

4. sealing sleeves; 41. a second mounting hole;

5. a fastener;

6. an elastic pad;

7. and (7) sealing the sheet.

Detailed Description

In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings, in which the same reference numerals indicate the same or structurally similar but functionally identical elements.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

Just as background art, need make before the bounding wall direct with seal cover fastening connection need promptly before the bounding wall have the structural design of the erection joint seal cover that can correspond, and before the bounding wall general size great, it is big directly to carry out structural design's the operation degree of difficulty to preceding bounding wall to increased design cost, still influenced the production beat of preceding bounding wall, increased the unqualified probability of preceding bounding wall processing. If with the help of the cooperation of preceding bounding wall and steering column, utilize the packing force of steering column self assembly back to press the seal cover on preceding bounding wall, then more increased the structural design cost of preceding bounding wall to only rely on the packing force to press the seal cover on preceding bounding wall greatly reduced sealed effect, cause the phenomenon of leaking out and leaking easily, seriously influence user experience.

Therefore, referring to fig. 1 ~ 5, the present application provides a steering column mounting structure, and steering column 1 installs on driver's cabin dash board 2, and steering column 1 connects to turn to operating device and turn to actuating mechanism through the via hole 21 that sets up on dash board 2, and steering column mounting structure includes: the mounting bracket 3 is provided with a hole for the steering column 1 to pass through, the mounting bracket 3 is provided with a plurality of convex mounting parts 31, and the front panel 2 is provided with a plurality of first mounting holes 22 corresponding to the mounting parts 31; the mounting portion 31 has a mating fastener 5; the steering column 1 is sleeved on a sealing sleeve 4, and a plurality of second mounting holes 41 corresponding to the mounting parts 31 are formed in the edge of the sealing sleeve 4; the mounting portion 31 passes through the first mounting hole 22 and the second mounting hole 41 and mounts the seal cover 4 to the dash panel 2 by the fastener 5.

By last, preceding bounding wall 2 and seal cover 4 edge are seted up respectively with installation department 31 assorted first mounting hole 22 and second mounting hole 41, and bellied installation department 31 passes first mounting hole 22 and second mounting hole 41 in proper order on the installing support 3, will install in installation department 31 with fastener 5 that installation department 31 matches, and the assembly that can fasten is on preceding bounding wall 2 through the installation cooperation of installation department 31 with fastener 5 from this seal cover 4. From this, this application is in the same place the connection that preceding bounding wall 2 and seal cover 4 fasten with the help of installing support 3, only need set up the hole corresponding with installation department 31 on preceding bounding wall 2 and seal cover 4, it is convenient simple to make processing, the strong operability, high production efficiency, the higher cost that structural design probably caused has both been avoided carrying out preceding bounding wall 2, reduce the shaping degree of difficulty, the unqualified risk of preceding bounding wall 2 processing has been reduced, can strengthen the connectivity of preceding bounding wall 2 and seal cover 4 again, it is fixed as an organic whole with preceding bounding wall 2 and seal cover 4 to utilize installing support 3, make the leakproofness between preceding bounding wall 2 and seal cover 4 promote greatly, improve user experience and feel.

It should be understood by those skilled in the art that the number of the plurality of mounting portions 31 may be 2 to 6, alternatively 2, 4 or 6, and the number of the first mounting holes 22 and the second mounting holes 41 may be the same as the number of the mounting portions 31. In some embodiments, the mounting portions 31 may be arranged uniformly on the mounting bracket 3, for example, at the same angle and at the same distance.

As a specific example, the mounting bracket 3 is illustratively an annular mounting bracket 3.

Referring to fig. 1 ~ 5, installing support 3 and preceding bounding wall 2 have the hole that supplies steering column 1 to pass to this steering column 1 can connect and be located the inside and outside steering operation mechanism of driver's cabin and turn to actuating mechanism respectively, and common steering column 1 is the columnar structure, for the structural shape who matches steering column 1, sets up installing support 3 into annular installing support 3, simple structure, and processing is convenient, greatly reduced the cost of manufacturing.

As a specific example, the mounting portion 31 is a bolt projection-welded to the mounting bracket 3.

Referring to fig. 1 ~ 5, installation department 31 both need become integrative with this body coupling fastening of installing support 3, strengthen the connection performance, need compress tightly bounding wall 2 and seal cover 4 together with fastener 5 cooperation again, consequently optional set up installation department 31 into the bolt of projection welding on installing support 3, the fastness of installation department 31 has been strengthened, and make seal cover 4 fastening on bounding wall 2 with the connected mode of spiro union, both can strengthen the connectivity, improve the leakproofness, easy to assemble and dismantlement again, accelerated the installation beat, and the production efficiency is improved.

As a specific example, the fastener 5 is exemplified as a fastening nut.

Refer to fig. 1 ~ 5, from this setting, with the optional setting of fastener 5 to fastening nut, strengthened the fastness that installation department 31 and fastener 5 are connected greatly, and then strengthened preceding bounding wall 2 and seal cover 4's connectivity, improved the sealing performance between preceding bounding wall 2 and seal cover 4 greatly, reduced the probability that leaks the phenomenon of leaking out, increase the user and use the sense.

As a specific example, the mounting bracket 3 extends outwardly from the surface at the mounting portion 31 to form a convex surface 32.

Referring to fig. 1 to 5, when the steering column 1 transmits torque between the steering operation mechanism and the steering execution mechanism, and when impact generated by automobile impact is absorbed in a buffering manner, the mounting bracket 3 inevitably has the possibility of unstable mounting and loose connection, so that the mounting bracket 3 is provided with a mounting portion 31 which extends and protrudes outwards along the surface of the mounting bracket 3 to form a convex surface 32 for increasing the mounting contact area of the mounting bracket 3 and the front panel 2, the connectivity of the mounting bracket 3 is increased, the mounting bracket 3 can provide stable connection for the front panel 2 and the sealing sleeve 4, and the probability of poor sealing effect caused by loose connection or connection failure of the mounting bracket 3 is reduced.

In some specific embodiments, for example, the edge of the convex surface 32 is arc-shaped, so that the uniformity of the stress of the mounting bracket 3 is improved, the probability of edge warping, fracture and loosening of the mounting bracket 3 caused by uneven surface stress is reduced, and therefore, a gap or connection failure at the joint of the dash panel 2 and the sealing sleeve 4 is avoided, and the uniformity of sealing is enhanced.

As a specific example, the mounting bracket 3 is provided with a welding spot welded to the dash panel 2, for example.

Referring to fig. 1 to 5, the mounting portion 31 needs to sequentially pass through the first mounting hole 22 and the second mounting hole 41 respectively formed in the dash panel 2 and the boot seal 4, therefore, certain gaps are formed between the mounting bracket 3 and the front wall plate 2 and between the front wall plate 2 and the sealing sleeve 4, which can affect the tightness of connection and the sealing reliability, and the sealing sleeve 4 is generally a colloid sealing rubber sleeve which has certain elasticity, the clearance between the dash panel 2 and the seal cover 4 is small under the crush deformation, so it is necessary to reduce the clearance between the mounting bracket 3 and the dash panel 2, set up at installing support 3 and carry out the welded solder joint with preceding bounding wall 2, from this, installing support 3 can weld structure as an organic whole with preceding bounding wall 2, has reduced the clearance between installing support 3 and preceding bounding wall 2 greatly, has improved the connectivity of installing support 3 and preceding bounding wall 2, has improved the steadiness that overall mounting structure connects greatly. It will be appreciated by those skilled in the art that the sealing sleeve 4 may be provided with through holes for the soldered solder joints to pass through.

As a specific embodiment, the mounting bracket 3 is provided with positioning holes 33 at positions corresponding to the welding points, for example.

Referring to fig. 1 ~ 5, installing support 3 when welding with preceding bounding wall 2, the location is inaccurate to appear easily, the phenomenon of desoldering can appear, has the risk of installing support 3 and preceding bounding wall 2 welding failure, for improving welded accurate nature and fastness, sets up locating hole 33 in the position of installing support 3 correspondence solder joint, from this, does benefit to and improves welded location and welded fastness, and the location effect is showing for welding speed improves the production beat.

As a specific example, the steering column mounting structure further includes an elastic pad 6, which is located between the mounting bracket 3 and the dash panel 2.

Referring to fig. 1 to 5, because of the difference of manufacturing, the surface that installing support 3 and dash panel 2 contacted each other may be unevenness, therefore may have the clearance between installing support 3 and dash panel 2, for filling up the unevenness of installing support 3 and dash panel 2 fitting surface that causes because manufacturing, from this, set up elastic gasket 6 between installing support 3 and dash panel 2, the extrusion deformation that elastic gasket 6 atress takes place when utilizing installation department 31 and fastener 5 to assemble, can fill up the unevenness of fitting surface, play good syllable-dividing bradyseism's effect.

As a specific embodiment, the steering column mounting structure further includes a sealing plate 7, the sealing plate 7 is mounted on the mounting bracket 3, and the sealing plate 7 is provided with a hole for the steering column 1 to pass through.

Referring to fig. 1-5, a seal cover 4 for isolated driver's cabin interior outer space in steering column 1 installation department generally has the sheath structure that is used for sealed bradyseism, and seal cover 4 generally installs in the one side that dash panel 2 is close to the driver's cabin, seal cover 4's sheath structure is protruding towards one side of driver's cabin, therefore seal cover 4 opposite side is opening towards the outside sunken shape of driver's cabin promptly, it weakens sealed effect and leads to sealed the inefficacy to store the foreign matter easily among this sunken structure, consequently set up gasket 7 on installing support 3, set up the hole that supplies steering column 1 to pass at gasket 7, gasket 7 can seal cover 4 opening towards the outside sunk space of driver's cabin, consequently, sealed guarantee has been provided for seal cover 4, further improved sealed effect.

To achieve the second object of the present application, there is also provided a vehicle having a steering column mounting structure of any one of the above. The mounting structure of the vehicle at the steering column 1 can ensure that the sealing effect inside and outside the cab is good, and the mounting operability is strong.

It should be understood by those skilled in the art that the values and value ranges in the above examples are only illustrative examples for easy understanding, and the protection range in the present embodiment is not limited to the values and value ranges in the above illustrative examples.

So far, the technical solutions of the present disclosure have been described in connection with the foregoing embodiments, but it is easily understood by those skilled in the art that the scope of the present disclosure is not limited to only these specific embodiments. The technical solutions in the above embodiments can be split and combined, and equivalent changes or substitutions can be made on related technical features by those skilled in the art without departing from the technical principles of the present disclosure, and any changes, equivalents, improvements, and the like made within the technical concept and/or technical principles of the present disclosure will fall within the protection scope of the present disclosure.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above are merely examples of the present invention, and are not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. A steering column mounting structure, the steering column is installed on the dash panel of driver's cabin, the steering column is through the via hole connection steering operation mechanism and the steering actuating mechanism who offers on the dash panel, its characterized in that, the steering column mounting structure includes:

the mounting bracket is provided with a hole for the steering column to pass through, the mounting bracket is provided with a plurality of raised mounting parts, and the front coaming is provided with a plurality of first mounting holes corresponding to the mounting parts; the mounting portion having a mating fastener;

the steering column is sleeved on the sealing sleeve, and a plurality of second mounting holes corresponding to the mounting parts are formed in the edge of the sealing sleeve; the mounting portion penetrates through the first mounting hole and the second mounting hole and mounts the seal sleeve to the dash panel through a fastener.

2. A steering column mounting structure according to claim 1, wherein said mounting bracket is an annular mounting bracket.

3. A steering column mounting structure according to claim 1, wherein said mounting portion is a bolt projection-welded to said mounting bracket.

4. A steering column mounting structure according to claim 3, wherein said fastener is a fastening nut.

5. A steering column mounting arrangement according to claim 1, wherein the mounting bracket extends outwardly convexly along a surface at the mounting portion.

6. A steering column mounting structure according to claim 1, wherein said mounting bracket is provided with a weld spot welded to said dash panel.

7. The steering column mounting structure according to claim 6, wherein the mounting bracket is provided with a positioning hole at a position corresponding to the welding point.

8. A steering column mounting structure according to claim 1, further comprising an elastic pad between the mounting bracket and the cowl panel.

9. A steering column mounting structure according to claim 1, further comprising a sealing plate mounted to the mounting bracket, the sealing plate having a hole through which the steering column passes.

10. A vehicle characterized by having a steering column mounting structure according to any one of claims 1 to 9.

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