CN207328623U - Front wheel housing and vehicle - Google Patents

Abstract

The utility model discloses a front wheel cover and a vehicle. The front wheel cover includes a cover body. The inner flange is suitable for being connected with the dash panel, and the lower edge of the outer wall of the cover body is provided with an outer flange, and the outer flange is suitable for being connected with the front wheel house connecting plate, and the cover body The front side wall of the cover is provided with a front flange, and the front flange is suitable for being connected with the inner panel of the upper longitudinal beam, and the rear side wall of the cover is suitable for being connected with the longitudinal beam. The front wheel cover of the utility model has an integrally formed structure, which has a good supporting effect on the shock absorber, can reduce the complexity of the parts, reduce the weight of the front wheel cover, increase the rigidity, and has less processing steps, easy processing, and is not easy to crack when integrally formed. The structure is stable, which is conducive to improving the performance of the whole vehicle.

Description

Front wheel housing and vehicle

technical field

The utility model belongs to the technical field of vehicle manufacturing, in particular to a front wheel cover and a vehicle with the front wheel cover.

Background technique

There are many ways to install the front shock absorber, and the related technologies include the following two: the inner panel of the wheel house and the outer panel of the copilot are connected to the front shock absorber seat through the connecting plate, and the front shock absorber seat is connected to the connecting plate. One side of the connection has a stepped structure; the wheel cover is made of ordinary steel, which is stamped into multiple parts by sheet metal and welded. These multiple parts include the front wheel cover, the upper part of the front wheel cover reinforcement plate, the lower part of the front wheel The shock absorber seat plate, the connecting plate on the front wheel house, and the reinforcement plate inside the front wheel house are all connected by welding technology. In related technologies, multiple sheet metal parts are connected by welding, which is not conducive to the lightweight requirements of the vehicle body. The production process is complicated, time-consuming and labor-intensive, and the welding is easy to form gaps and has low rigidity, so there is room for improvement.

Utility model content

The utility model aims at at least solving one of the technical problems existing in the prior art. For this reason, the utility model proposes a front wheel cover, the front wheel cover is integrally formed, and the structure is stable and rigid.

A front wheel cover according to an embodiment of the present invention includes a cover body, the top wall of the cover body has a shock absorber mounting surface, the lower edge of the inner side wall of the cover body is provided with an inward flanging, and the inward turning The edge is suitable for being connected with the dash panel, the lower edge of the outer side wall of the cover body is provided with an outward turning edge, and the outer turning edge is suitable for being connected with the front wheel house connecting plate, and the front side wall of the cover body is provided with The front flange is adapted to be connected with the inner panel of the upper longitudinal beam, and the rear side wall of the cover is adapted to be connected with the longitudinal beam.

According to the embodiment of the utility model, the front wheel cover has an integrally formed structure, which has a good supporting effect on the shock absorber, can reduce the complexity of parts, reduce the weight of the front wheel cover, increase the rigidity, and has fewer processing steps, convenient processing, and integral molding Not easy to crack, stable structure, improve vehicle performance.

According to an embodiment of the front wheel cover of the present invention, the cover body, the inner flange, the outer flange, and the front flange are integrally formed by high vacuum die-casting.

According to the front wheel cover of an embodiment of the present invention, the front wheel cover is an aluminum alloy part.

According to the front wheel cover in one embodiment of the present invention, the mounting surface of the shock absorber is provided with a plurality of mounting positions, and the wall thickness of the mounting positions is greater than the thickness of other regions of the mounting surface of the shock absorber.

According to an embodiment of the utility model, the front wheel cover satisfies: 6.5mm≤W1≤8.5mm, 3mm≤W2≤4mm, 2.8mm≤W3≤3.1mm, and W3≤W2, wherein W1 is the thickness of the installation position , W2 is the thickness of the other area of the shock absorber mounting surface, W3 is the thickness of the outer edge of the front wheel house.

According to the front wheel cover according to an embodiment of the present invention, the installation position includes an installation hole and an annular boss surrounding the installation hole, and the annular boss is arranged on the upper surface of the shock absorber installation surface.

According to the front wheel cover of an embodiment of the present invention, a plurality of top wall reinforcing ribs are provided on the outside of the top wall of the cover body.

According to the front wheel cover according to an embodiment of the present invention, transition ribs are provided at the joints between the cover body and the inner flange, the outer flange, and the front flange.

According to the front wheel cover according to one embodiment of the present invention, the rear side wall of the cover body, the inner flange, the outer flange and the front flange are provided with riveting holes for connecting with the vehicle body.

The utility model also provides a vehicle.

The vehicle according to the embodiment of the present utility model includes the front wheel house described in any one of the above, and further includes: a dash panel, a front wheel house connecting plate, an upper longitudinal beam inner panel, a longitudinal beam, and a shock absorber, and the The front wheel house is bonded with the dash panel, the front wheel house connecting plate, the upper longitudinal beam inner plate, the longitudinal beam, and the shock absorber through an adhesive.

The vehicle has the same advantages as the above-mentioned front wheel cover over the prior art, and will not be repeated here.

Additional aspects and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Description of drawings

The above and/or additional aspects and advantages of the present utility model will become apparent and easy to understand from the description of the embodiments in conjunction with the following drawings, wherein:

Fig. 1 is the structural representation of the assembly of the front wheel cover and the body parts of the utility model embodiment;

Fig. 2 is the frontal structure schematic diagram of the front wheel cover of the utility model embodiment;

Fig. 3 is a schematic diagram of the back structure of the front wheel cover of the embodiment of the present invention.

Reference signs:

Front wheel housing 100,

Cover body 110, shock absorber mounting surface 111, mounting hole 11a, annular boss 11b, top wall reinforcement rib 112, rear side wall 113, escape hole 114,

Inner flanging 121, outer flanging 122, front flanging 123, transition rib 124, riveting hole 125,

dash panel 200,

Front wheel housing connecting plate 300,

Upper stringer inner panel 400,

Stringer 500,

Shock absorber 600.

Detailed ways

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present utility model, but should not be construed as limiting the present utility model.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise", "Axial" The orientation or positional relationship indicated by , "radial", "circumferential", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying the referred device Or elements must have a specific orientation, be constructed and operate in a specific orientation, and thus should not be construed as limiting the invention. In addition, the features defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present utility model, unless otherwise specified, "plurality" means two or more.

In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a flexible connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

As shown in FIGS. 1-3 , a front wheel cover 100 according to an embodiment of the present invention includes a cover body 110 , an inner flange 121 , an outer flange 122 , a front flange 123 , and a rear side wall 113 .

The top wall of the cover body 110 has a shock absorber installation surface 111, and the shock absorber 600 is installed on the inner surface of the top wall of the cover body 110. Due to the heat treatment process, the cover body 110 is easily deformed, and the shock absorber installation surface 111 needs to be finished. , to improve the flatness and installation accuracy of the shock absorber mounting surface 111, to ensure that the vibration damping effect of the shock absorber 600 is not affected during the running of the vehicle, and the top wall of the cover body 110 is provided with an avoidance hole 114, which can facilitate Part of the structure of the shock absorber 600 protrudes from the cover body 110, and part of the structure of the shock absorber 600 can be connected with other structures of the vehicle.

The lower edge of the inner wall of the cover body 110 is provided with an inner flange 121, which is suitable for connecting with the dash panel 200. For the sake of structure and installation requirements, the inner flange 121 can be the inner wall of the cover body 110 facing downwards. Extended, the inner flange 121 is at least partially attached to the dash panel 200 , and the dash panel 200 overlaps the front side of the inner flange 121 (the surface shown in FIG. 2 ).

The lower edge of the outer wall of the cover body 110 is provided with an outer flange 122, and the outer flange 122 is suitable for connecting with the front wheel house connecting plate 300. For the sake of structure and installation requirements, the outer flange 122 can be the outer wall of the cover body 110. Extending downwards, the outer flange 122 is at least partially attached to the front wheel house connecting plate 300 , and the back side of the outer flange 122 (the surface shown in FIG. 3 ) overlaps the front wheel house connecting plate 300 .

The front side wall of the cover body 110 is provided with a front flange 123, and the front flange 123 is suitable for connecting with the inner panel 400 of the upper longitudinal beam. For the sake of structure and installation requirements, the front flange 123 can be the front side wall of the cover body 110 upwards. Formed by extension, the front flange 123 is at least partially attached to the upper longitudinal sill inner panel 400, the back side of the front flange 123 (the surface shown in FIG. The wall 113 is adapted to be connected with the longitudinal beam 500 , and the rear side wall 113 of the cover body 110 is at least partially overlapped with the longitudinal beam 500 .

Among them, the inner side is the side of the vehicle close to the centerline, the outer side is the side away from the centerline of the vehicle, the front side is the direction in which the vehicle advances, and the rear side is the opposite direction in which the vehicle advances.

It should be noted that, as shown in Figure 1, the cover body 110, the inner flange 121, the outer flange 122, and the front flange 123 are integrally formed, such as the cover body 110, the inner flange 121, the outer flange 122, and the front flange 123 is integrally formed by high-vacuum die-casting, and the connection rigidity with the corresponding connecting parts is high, the connection stability is good, and the integral formation is convenient for production and processing.

According to the embodiment of the utility model, the front wheel cover 100 has an integrally formed structure, which has a good supporting effect on the shock absorber 600, can reduce the complexity of the parts, reduce the weight of the front wheel cover 100, increase the rigidity, and has fewer processing steps and is easy to process , one-piece molding is not easy to crack, the structure is stable, and the performance of the whole vehicle is improved.

According to the front wheel cover 100 of an embodiment of the present invention, the front wheel cover 100 is an aluminum alloy part, and the performance of the aluminum alloy material is appropriate to ensure that the yield strength meets the requirements under the high-pressure vacuum die-casting technology, and is suitable for the production of an integrally formed structure, and the extension The rate is higher. No heat treatment is used, the deformation is small, and it is suitable for the front wheel cover 100. The material density of the aluminum wheel cover is only 2.7g/cm ³ , which is lighter than the steel structure. The front wheel cover 100 with this structure has advantages in terms of quality, simplification of installation and improvement of vehicle performance.

As shown in FIGS. 2-3 , preferably, the shock absorber mounting surface 111 is provided with multiple mounting positions, and multiple mounting positions can be used for the shock absorber 600 to be installed on the shock absorber mounting surface 111 of the front wheel house 100. The wall thickness of the position is greater than the thickness of other areas of the shock absorber mounting surface 111, the stress on the mounting position is relatively large, and the structure is easy to wear. Increasing the thickness of the mounting position can improve the structural rigidity of the mounting position and extend the front wheel cover 100. service life.

As shown in FIG. 2 , further, the installation position includes an installation hole 11a and an annular boss 11b, and there are multiple installation holes 11a, and the multiple installation holes 11a are used for limiting and fixing the shock absorber 600 and the front wheel house 100, For example, there are three installation holes 11a, and the three installation holes 11a are evenly spaced along the circumferential direction of the shock absorber installation surface 111, and the annular boss 11b surrounds the installation hole 11a, and the annular boss 11b is arranged on the shock absorber installation surface 111 On the surface, correspondingly, the shock absorber 600 is also provided with mounting holes 11a, the shock absorber 600 and the front wheel house 100 are fixed by bolt connection, the top surface of the shock absorber 600 is connected with the inner surface of the front wheel house 100, and the installation position The thickness is relatively large, and the length of the bolts here is relatively long, so as to improve the connection stability between the shock absorber 600 and the front wheel housing 100 .

Specifically, it satisfies: 6.5mm≤W1≤8.5mm, 3mm≤W2≤4mm, 2.8mm≤W3≤3.1mm, and W3≤W2, where W1 is the thickness of the installation position, that is, W1 is the ring-shaped protrusion at the installation position. The thickness of the platform 11b plus the thickness of the top wall of the front wheel house 100, W2 is the thickness of other areas of the shock absorber mounting surface 111, W3 is the thickness at the outer edge of the front wheel house 100, preferably, the thickness W1 of the installation position is 7.5mm, the thickness W2 of other regions of the shock absorber mounting surface 111 is 3.5mm, and the thickness W3 at the outer edge of the front wheel cover 100 is 3mm, this thickness will not only cause no waste of materials for the production of the front wheel cover 100, but also make the overall The slow transition of the wall thickness is also conducive to improving the support stability of the front wheel cover 100 to the shock absorber 600 , improving the structural rigidity and prolonging the service life of the front wheel cover 100 .

In some embodiments, as shown in FIG. 2 , a plurality of top wall reinforcing ribs 112 are provided on the outer side of the top wall of the cover body 110. The top wall of the cover body 110 may include an annular plane and a tapered surface. The top wall reinforcing ribs 112 are along the The annular plane extends radially to the tapered surface, and the top wall reinforcement ribs 112 form a good strength support effect on the top wall of the cover body 110, and a plurality of top wall reinforcement ribs 112 are arranged at intervals along the outer circumference of the top wall of the cover body 110 , forming circumferential reinforcement on the top wall of the cover body 110, on the basis of not increasing the wall thickness, meeting the strength and rigidity requirements with less material consumption, which saves production costs and improves the overall structure of the front wheel cover 100 strength, increasing the service life of the front wheel cover 100.

As shown in Figure 2 , transition ribs 124 are provided at the joints between cover body 110 and inner flange 121 , outer flange 122 , and front flange 123 . The rigidity of the joint of the flange 122 and the front flange 123 increases the structural stability of the front wheel house 100, and the transition ribs 124 are spaced apart along the circumference of the front wheel house 100 to improve the structural strength of the front wheel house 100 as a whole. Because the front wheel house 100 has a large camber, the position of the front wheel house 100 with a large camber is provided with a transition rib 124. The transition rib 124 can also improve the forming rate of the front wheel house 100 and reduce the structural springback of the front wheel house 100.

The utility model also proposes a vehicle.

The vehicle according to the embodiment of the utility model includes a front wheel house 100, a dash panel 200, a front wheel house connecting plate 300, an upper longitudinal beam inner panel 400, a longitudinal beam 500, a shock absorber 600, and the rear side wall of the cover body 110. 113. The inner flanging 121, the outer flanging 122, and the front flanging 123 are all provided with riveting holes 125, and the riveting holes 125 can be used for the inner flanging 121, the outer flanging 122, the front flanging 123, and the rear side wall of the cover body 110. 113 is connected with the vehicle body, the dash panel 200 of the vehicle body, the front wheel house connecting plate 300, the inner panel 400 of the upper longitudinal beam, and the longitudinal beam 500 also have the inner flange 121, the outer flange 122, and the front flange of the cover body 110. 123. The rear side walls 113 correspond to the riveting holes 125 for riveting one by one. The cover body 110 is riveted with the vehicle body, which can avoid welding damage to material properties or causing material deformation. The riveting connection method has good connection effect, high stability and is not easy to crack. And the front wheel house 100 is bonded with the dash panel 200, the front wheel house connecting plate 300, the inner panel 400 of the upper longitudinal beam, the longitudinal beam 500, and the shock absorber 600. If only the riveting method is used, the structural vibration is easy Twisting or shearing occurs. Therefore, before the riveting assembly, the connecting plates are glued together. The adhesive is used to fill the gaps, and the adhesive contains rubber molecules with a relaxation effect. When the wheel cover structure is deformed by an external force, the stress can be evenly distributed, improving the fatigue resistance and crack resistance of the structure, and effectively preventing the crack from spreading.

According to the vehicle of the embodiment of the utility model, the front wheel cover 100 can effectively support the shock absorber 600 and improve the stability of the vehicle, and the front wheel cover 100 installed on the vehicle has low quality, high rigidity, convenient processing and stable structure.

In the description of this specification, references to the terms "one embodiment," "some embodiments," "exemplary embodiments," "example," "specific examples," or "some examples" are intended to mean that the implementation Specific features, structures, materials or characteristics described in an embodiment or example are included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications, substitutions and modifications, the scope of the present invention is defined by the claims and their equivalents.

Claims (10)

1. a kind of front wheel housing (100), it is characterised in that including cover body (110), the roof of the cover body (110) has damper Mounting surface (111), the lower edge of the madial wall of the cover body (110) are equipped with in-flanges (121), the in-flanges (121) be suitable for Front panel (200) is connected, and the lower edge of the lateral wall of the cover body (110) is equipped with flanging (122), and the flanging (122) is suitable It is connected in front wheel housing connecting plate (300), the front side wall of the cover body (110) is equipped with preceding flange (123), the preceding flange (123) it is suitable for being connected with upper longitudinal beam inner panel (400), the rear wall (113) of the cover body (110) is suitable for being connected with longeron (500).

2. front wheel housing (100) according to claim 1, it is characterised in that the cover body (110), the in-flanges (121), the flanging (122), the preceding flange (123) are integrally formed by high vacuum die casting.

3. front wheel housing (100) according to claim 1, it is characterised in that the front wheel housing (100) is Al-alloy parts.

4. front wheel housing (100) according to claim 1, it is characterised in that the damper mounting surface (111) is equipped with multiple Installation position, the wall thickness of the installation position are more than the thickness in other regions of the damper mounting surface (111).

5. front wheel housing (100) according to claim 4, it is characterised in that meet：6.5mm≤W1≤8.5mm, 3mm≤W2 ≤ 4mm, 2.8mm≤W3≤3.1mm, and W3≤W2, wherein W1 are the thickness of the installation position, and W2 is the damper mounting surface (111) thickness in other regions, W3 are the thickness of the outside edge of the front wheel housing (100).

6. front wheel housing (100) according to claim 4, it is characterised in that the installation position includes mounting hole (11a) and ring Around the annular convex platform (11b) of the mounting hole (11a), the annular convex platform (11b) is arranged on the damper mounting surface (111) Upper surface.

7. the front wheel housing (100) according to any one of claim 1-6, it is characterised in that the roof of the cover body (110) Outside is equipped with multiple roof reinforcing ribs (112).

8. the front wheel housing (100) according to any one of claim 1-6, it is characterised in that the cover body (110) with it is described In-flanges (121), the flanging (122), the junction of the preceding flange (123) are equipped with transition reinforcing rib (124).

9. the front wheel housing (100) according to any one of claim 1-6, it is characterised in that the rear side of the cover body (110) Wall (113), the in-flanges (121), the flanging (122), the preceding flange (123) are equipped with the riveting for being used for being connected with vehicle body Connect hole (125).

10. a kind of vehicle, it is characterised in that be provided with claim 1-9 any one of them front wheel housing (100), further include：Before Coaming plate (200), front wheel housing connecting plate (300), upper longitudinal beam inner panel (400), longeron (500), damper (600), and the front-wheel Cover (100) and the front panel (200), the front wheel housing connecting plate (300), the upper longitudinal beam inner panel (400), the longeron (500), it is bonded between the damper (600) by adhesive.