CN217730590U

CN217730590U - Pull rod beam and vehicle

Info

Publication number: CN217730590U
Application number: CN202221746970.2U
Authority: CN
Inventors: 张磊; 傅国建
Original assignee: Zixin Zhixing Technology Co Ltd
Current assignee: Great Wall Motor Co Ltd
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2022-11-04
Anticipated expiration: 2032-07-06

Abstract

The utility model discloses a pull rod roof beam and vehicle, pull rod roof beam includes: crossbeam and boundary beam, the boundary beam is located both ends about the crossbeam, the boundary beam includes: the wheel cover comprises a straight section extending along the front-back direction, a first arc-shaped section located at the rear end of the straight section and a second arc-shaped section located at the front end of the straight section, wherein the straight section is connected with the cross beam, the first arc-shaped section is connected with a coaming stiffening beam of the vehicle body, and the second arc-shaped section is connected with a wheel cover of the vehicle body. From this, not only can improve the structural strength of pull rod roof beam, improve the joint strength between the part of connecting through the pull rod roof beam, can be through the buckling of first segmental arc and second segmental arc relative straight section in the different planes in addition to dodge parts on every side, avoid producing with parts on every side and interfere, reduce and arrange the degree of difficulty, utilize automobile body space in a flexible way, the compact of the pull rod roof beam of being convenient for and parts on every side arranges, improves the space and occupies.

Description

Pull rod beam and vehicle

Technical Field

The utility model belongs to the technical field of the vehicle technique and specifically relates to a pull rod beam and vehicle are related to.

Background

In the related art, as shown in fig. 1, in order to improve the vehicle body rigidity of a vehicle body, a tie rod beam 100' is arranged between a wheel cover 300' and a coaming 200', two ends of the tie rod beam 100' are respectively connected with the wheel cover 300' and the coaming 200', but a left wheel cover and the coaming are respectively connected with each other through one tie rod beam 100', the connection stability between the wheel cover 300' and the coaming 200' is poor, and the connection rigidity is low; and the pull rod beam arranged in a two-dimensional plane or an inclined plane is not beneficial to avoiding vehicle body parts, so that the layout flexibility of parts of the engine room is poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a pull rod beam, pull rod beam's structural strength is high, can improve the stability of being connected and the rigidity of being connected of wheel casing and bounding wall, simultaneously pull rod beam adopts three dimensional structure, helps promoting the flexibility that spare part arranged in the automobile body, is favorable to practicing thrift the cabin inner space.

The utility model discloses a vehicle of adopting above-mentioned pull rod roof beam is further proposed.

According to the utility model discloses pull rod roof beam of first aspect embodiment includes: crossbeam and boundary beam, the boundary beam is located both ends about the crossbeam, the boundary beam includes: the wheel cover comprises a straight section extending along the front-back direction, a first arc-shaped section located at the rear end of the straight section and a second arc-shaped section located at the front end of the straight section, wherein the straight section is connected with the cross beam, the first arc-shaped section is connected with a coaming stiffening beam of the vehicle body, and the second arc-shaped section is connected with a wheel cover of the vehicle body.

According to the utility model provides a pull rod roof beam, through setting up the crossbeam, with the boundary beam that will be used for connecting automobile body left side wheel casing and left side bounding wall stiffening beam, the boundary beam that is used for connecting automobile body right side wheel casing and right side bounding wall stiffening beam is connected, make two boundary beams and crossbeam constitute the roof beam body structure of "H" shape, not only can improve the stability of being connected and the rigidity of being connected of wheel casing and bounding wall, can further improve the rigidity and the structural stability of automobile body, and can be through the buckling of first segmental arc and second segmental arc relative straight section in different planes, with dodge parts on every side, avoid producing with parts on every side and interfere, reduce and arrange the degree of difficulty, utilize the automobile body space in a flexible way, be convenient for the compact arrangement of pull rod roof beam and parts on every side, improve the space and occupy.

According to some embodiments of the present application, at least two of the straight segment, the first arcuate segment, and the second arcuate segment lie in different planes.

Further, the front end of the first arc-shaped section is connected with the straight section, and the cross-sectional area of the first arc-shaped section is gradually reduced in the direction away from the straight section.

Furthermore, a first mounting lug is arranged at the rear end of the first arc-shaped section, the first arc-shaped section is far away from the straight section and is bent, the first mounting lug is far away from the first arc-shaped section and is bent and connected with the coaming reinforcing beam, and the bending directions of the first arc-shaped section and the first mounting lug are different.

Furthermore, the included angle between the first arc-shaped section and the first mounting lug is an acute angle.

In some embodiments, the rear end of the second arcuate segment is connected to the straight segment, and the second arcuate segment is bent outwardly and away from the straight segment to connect with the wheel cover.

Further, the front end of the second arc-shaped section is provided with a second mounting lug, and the second mounting lug extends along the horizontal direction.

In some embodiments, the first arcuate segment and the straight segment, and the second arcuate segment and the straight segment are all circular arc transitions therebetween.

According to some embodiments of the invention, the tie beam further comprises: the side edges of the side beams and the cross beam are provided with the flanges, and the flanges extend downwards.

According to the utility model discloses vehicle of second aspect embodiment includes: the tie beam of any one of the above embodiments.

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

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic illustration of the mating of a vehicle body to a prior art tie rod beam;

FIG. 2 is a schematic illustration of the mating of one angle of a tie beam, a coaming stiffening beam, and a wheel cover according to an embodiment of the present invention;

FIG. 3 is a schematic illustration of the mating of another angle of the tie beam, the coaming reinforcement beam, and the wheel cover in accordance with an embodiment of the present invention;

fig. 4 is a schematic perspective view of a tie beam according to an embodiment of the present invention;

fig. 5 is a bottom view of a tie beam according to an embodiment of the invention;

fig. 6 is a side view of a tie beam according to an embodiment of the invention.

Reference numerals:

the application:

a tie beam 100, a coaming reinforcement beam 200, a wheel guard 300,

the cross-beam 10 is provided with,

a side rail 20, a straight section 21, a first arcuate section 22, a second arcuate section 23, a first mounting ear 24, a second mounting ear 25,

a flanging 30;

the prior art is as follows:

the tie bar beam 100', the coaming 200', and the wheel cover 300'.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

A tie bar beam 100 and a vehicle according to an embodiment of the present invention will be described below with reference to fig. 1 to 6.

As shown in fig. 2, 3 and 4, the drawbar beam 100 further includes: crossbeam 10 and boundary beam 20, boundary beam 20 are located both ends about crossbeam 10, and boundary beam 20 includes: the wheel cover comprises a straight section 21 extending along the front-back direction, a first arc section 22 positioned at the rear end of the straight section 21, and a second arc section 23 positioned at the front end of the straight section 21, wherein the first arc section 22 is connected with the coaming reinforcing beam 200 of the vehicle body, and the second arc section 23 is connected with the wheel cover 300 of the vehicle body.

Specifically, the side frame 20 extends in the front-rear direction, one end of the side frame 20 is connected to the apron reinforcement beam 200, and the other end is connected to the wheelhouse 300, and the side frames 20 at both ends are connected by one cross member 10, so that the left and right wheelhouses 300 and the left and right apron reinforcement beams 200 are connected by the tie beam 100 having a substantially "H" shape in the top and bottom directions, thereby forming an integral structure to improve the connection stability and connection rigidity between the wheelhouse 300 and the apron, and thus improving the rigidity and structural stability of the vehicle body.

Illustratively, the wheel housing 300 may be formed as a front wheel housing 300, and the apron reinforcement beam 200 may be formed as a cowl reinforcement beam, and the structural strength and rigidity of the nacelle may be improved by providing the tie beam 100.

The arc structure of the first arc-shaped section 22 and the second arc-shaped section 23 is arranged, so that the structural strength is enhanced, and meanwhile, surrounding parts can be avoided.

According to the tie beam 100 of the embodiment of the application, by arranging the cross beam 10, the side beam 20 for connecting the left wheel casing 300 of the vehicle body with the left coaming reinforcing beam 200 and the side beam 20 for connecting the right wheel casing 300 of the vehicle body with the right coaming reinforcing beam 200 are connected, so that the two side beams 20 and the cross beam 10 form an H-shaped beam body structure, not only can the connection stability and the connection rigidity of the wheel casing 300 and the coamings be improved, but also the rigidity and the structural stability of the vehicle body can be further improved, and the first arc-shaped section 22 and the second arc-shaped section 23 can be bent relative to the straight section 21 to avoid surrounding parts, so that the interference with the surrounding parts is avoided, and the space occupation is improved.

It should be noted that the utility model discloses a boundary beam 20 and crossbeam 10 of tie-rod beam 100 can adopt cast aluminium technology integrated into one piece processing, can satisfy the lightweight requirement.

As shown in fig. 3, 4 and 5, according to some embodiments of the present invention, at least two of the straight section 21, the first arc-shaped section 22 and the second arc-shaped section 23 are located in different planes.

Specifically, two structural members on the vehicle body may be connected by the side frame 20 to improve the structural strength, rigidity, and mode shape of the vehicle body part, for example: may be connected to the wheel cover 300 by a first arcuate segment 22 and to the shroud by a second arcuate segment 23.

It should be noted that, for the example of fixing the wheel house 300 and the coaming through the edge beam 20, the edge beam 20 is disposed in the cabin or disposed outside the trunk, and when the edge beam 20 is disposed, the edge beam 20 needs to be able to avoid the components in the cabin or the outer contour of the trunk, based on this, the utility model discloses make at least two of the straight section 21, the first arc-shaped section 22 and the second arc-shaped section 23 be located in different planes, so that the first arc-shaped section 22 can be bent relative to the straight section 21 and/or the second arc-shaped section 22 can be bent relative to the straight section 21, so as to avoid the surrounding components, solve the problem that the two-dimensional plane or the inclined plane tie rod beam 100' in the prior art can not flexibly avoid the surrounding components (see fig. 1), which is not favorable for the compact arrangement of the components in the vehicle body space.

At least two of the straight section 21, the first arc-shaped section 22 and the second arc-shaped section 23 may be located in different planes, and the straight section 21 and the first arc-shaped section 22 are not located in the same plane; or the straight section 21 and the second arc-shaped section 23 are not in the same plane; or the first arc-shaped section 21 and the second arc-shaped section 22 are not in the same plane; or the straight section 21, the first arc-shaped section 22 and the second arc-shaped section 23 are not in the same plane.

Such a three-dimensional structure facilitates more flexible utilization of the space in the cabin, effectively avoids surrounding parts, facilitates compact arrangement of the tie rod beam 100 and surrounding parts, and avoids the cabin from occupying too much space.

Further, by having at least two of the straight section 21, the first curved section 22, and the second curved section 23 located in different planes, the tie beam 100 may also be constructed in a three-dimensional structure to improve the structural strength of the tie beam 100.

According to the utility model discloses draw-bar beam 100, through the straight section 21 that makes boundary beam 20, first segmental arc 22 and second segmental arc 23 both are located different planes at least, can be through the buckling of the straight section 21 of first segmental arc 22 and the relative straight section of second segmental arc 23, with dodge parts on every side, avoid producing with parts on every side and interfere, reduce and arrange the degree of difficulty, utilize automobile body space in a flexible way, the compact of the draw-bar beam 100 of being convenient for and parts on every side arranges, it occupies to improve the space.

The straight section 21 is connected with the cross beam 10, so that the straight section 21 and the cross beam 10 are located in the same horizontal plane, connection between the edge beam 20 and the cross beam 10 is facilitated, deformation of a connection area between the edge beam 20 and the cross beam 10 is low, connection stability and connection rigidity between the cross beam 10 and the edge beam 20 can be improved, stress concentration or bending deformation of the cross beam 10 and the edge beam 20 in a machining and forming process is avoided, the first arc section 22 located at the rear end of the straight section 21 and the second arc section 23 located at the front end of the straight section are respectively connected with the coaming reinforcing beam 200 and the wheel cover 300, meanwhile, surrounding parts can be avoided through an arc structure, interference between the pull rod beam 100 and the surrounding parts is avoided, boundary parts are effectively avoided, and arrangement difficulty of the pull rod beam 100 is reduced.

The utility model relates to an upper and lower direction, fore-and-aft direction and left and right directions correspond to the upper and lower direction (whole car Z to), fore-and-aft direction (whole car X to) and left and right directions (whole car Y to) of vehicle, and interior outer direction then should understand, the direction of keeping away from car inner space is interior, and the direction of keeping away from car inner space is outer, exemplarily, the left side of left side boundary beam 20 is outer, and the right side is interior, and the left side of right side boundary beam 20 is interior, and the right side is outer.

In addition, it is understood that the first arc-shaped segment 22 and the second arc-shaped segment 23 configured in an arc shape may also further improve the structural strength and rigidity of the tie beam 100, and improve the connection stability of the tie beam 100 with the wheel housing 300 and the apron reinforcement beam 200.

Referring to fig. 4 and 5, further, the front end of the first arc-shaped segment 22 is connected with the straight segment 21, and the cross-sectional area of the first arc-shaped segment 22 is gradually reduced in a direction away from the straight segment 21.

Particularly, first segmental arc 22 is trapezoidal in the projection of the upper and lower direction of vehicle, trapezoidal minor face is located the one end that first segmental arc 22 kept away from straight section 21, the long limit is located one of being connected of first segmental arc 22 and straight section 21 and is served, can improve the length of the region of connection of first segmental arc 22 and straight section 21, in order to improve pull rod beam 100's structural strength, the space of first segmental arc 22 front position occupies littleer, be convenient for dodge parts on every side, and make first segmental arc 22 simpler with being connected of bounding wall stiffening beam 200, and is convenient, cross-sectional deformation design on keeping away from straight section 21 simultaneously, can reduce the material quantity, reduce pull rod beam 100's material cost, satisfy the lightweight demand.

As shown in fig. 6, further, a first mounting ear 24 is disposed at the rear end of the first arc-shaped section 22, the first arc-shaped section 22 is bent away from the straight section 21, and the first mounting ear 24 is bent away from the first arc-shaped section 22 and connected to the apron reinforcing beam 200, and the bending directions of the first arc-shaped section 22 and the first mounting ear 24 are different.

That is, the first arc-shaped section 22 can be bent downward, and the corresponding first mounting lug 24 is bent upward compared with the first arc-shaped section 22; or the first arc-shaped section 22 can be bent upwards, and is bent upwards corresponding to the first installation lug 24 compared with the first arc-shaped section 22, that is, the first arc-shaped section 22 and the first installation lug 24 are in a V shape under the side view angle in the left and right direction of the vehicle, and the tie beam 100 can be connected with the apron reinforcing beam 200 through the fastener penetrating the first installation lug 24, so that the connection stability is improved, and meanwhile, one end of the tie beam 100 connected with the apron reinforcing beam 200 has a certain deflection in the up and down direction of the vehicle, so that certain vibration can be absorbed, and a buffering effect is achieved, and the mode and rigidity of the overall structure formed by the tie beam 100, the wheel cover 300 and the apron reinforcing beam 200 are improved.

Further, the contained angle that first segmental arc 22 and first installation ear 24 were is the acute angle, from this, can make the relative position between first segmental arc 22 and the first installation ear 24 more reasonable, the demolding in the integrated into one piece processing process of being convenient for to can make first installation ear 24 laminate more with the bounding wall stiffening beam 200 that bulges the bounding wall, be convenient for both connect and make stability and structural strength after both connect higher.

As shown in FIGS. 4 and 5, in some embodiments, the rear end of the second arcuate segment 23 is connected to the straight segment 21, and the second arcuate segment 23 is bent outwardly and away from the straight segment 21 to connect with the wheel cover 300.

Specifically, in the left-right direction, the second arc-shaped section 23 is bent outward, and in the up-down direction, the second arc-shaped section 23 is bent downward to extend to be connected to the wheel house 300 located below the side of the coaming reinforcement beam 200, and the arc-shaped structures in the left-right direction and the up-down direction can be used for avoiding surrounding components, avoiding interference with surrounding boundary components, and through the arc-shaped portions bent outward and downward, the structural strength and rigidity of the edge beam 20 can be improved, and further, the structural strength and stability of the tie rod beam 100 can be improved.

As shown in fig. 6, further, the front end of the second arc-shaped segment 23 is provided with a second mounting ear 25, and the second mounting ear 25 extends in the horizontal direction.

Therefore, on one hand, the convenience of connection between the wheel cover 300 and the pull rod beam 100 can be improved by connecting the second mounting lug 25 with the wheel cover 300; on the other hand, the second mounting lug 25 may be bent upward and extended in the horizontal direction compared to the second arc-shaped section 23, so that the rear end of the side beam 20 has a certain amount of deflection, thereby improving the structural strength of the tie rod beam 100, and at the same time, the second mounting lug 25 is attached to the wheel housing 300 and positioned in the horizontal direction, thereby improving the connection stability and rigidity of the tie rod beam 100 and the wheel housing 300.

In some embodiments, the first arcuate segment 22 and the straight segment 21, and the second arcuate segment 23 and the straight segment 21 are all in a circular arc transition. Like this, can avoid being the region that first segmental arc 22 and straight section 21 are connected on the pull rod roof beam 100 of "H" shape spatial structure, sharp-pointed edges and corners appear in the region that second segmental arc 23 and straight section 21 are connected, when realizing dodging to parts on every side, can avoid pull rod roof beam 100 to produce the fish tail to parts on every side and installer in assembling process, improve assembly security, and avoid in the assembling process, cause the damage to parts on every side.

As shown in fig. 5, according to some embodiments of the present invention, the tie beam 100 further comprises: the flanges 30 are arranged on the peripheral edges of the flanges 30, the cross beam 10 and the side beam 20, and the flanges 30 extend downwards.

In this way, by providing the flanges 30, the structural strength of the tie beam 100 can be further improved, and the flanges 30 extend downward, so that the upper side of the tie beam 100 can be formed as a mounting surface, thereby further improving the convenience of assembly between the tie beam 100 and the apron reinforcement beam 200, and between the tie beam 100 and the wheel house 300, and reducing the difficulty of assembly.

According to the utility model discloses vehicle of second aspect embodiment includes: the tie bar beam 100 in the above embodiment has the same technical effects as the tie bar beam 100, and is not described herein again.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features.

In the description of the present invention, "a plurality" means two or more.

In the description of the present invention, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween.

In the description of the invention, "on", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or merely means that the first feature is higher in level than the second feature.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A tie beam, comprising:

a cross beam (10);

boundary beam (20), boundary beam (20) are located both ends about the crossbeam, boundary beam (20) include: the automobile body frame comprises a straight section (21) extending along the front-back direction, a first arc section (22) located at the rear end of the straight section (21), and a second arc section (23) located at the front end of the straight section (21), wherein the straight section (21) is connected with the cross beam (10), the first arc section (22) is connected with a coaming reinforcing beam (200) of the automobile body, and the second arc section (23) is connected with a wheel cover (300) of the automobile body.

2. The tie beam according to claim 1, characterized in that the first curved section (22), the second curved section (23) are each connected with a vehicle body, at least two of the straight section (21), the first curved section (22) and the second curved section (23) being located in different planes.

3. A tie beam according to claim 2, wherein the front end of the first arcuate section (22) is connected to the straight section (21), and the cross-sectional area of the first arcuate section (22) decreases in a direction away from the straight section (21).

4. The tie bar beam according to claim 3, wherein a rear end of the first arc-shaped section (22) is provided with a first mounting ear (24), the first arc-shaped section (22) is bent away from the straight section (21), and the first mounting ear (24) is bent away from the first arc-shaped section (22) and connected with the apron reinforcement beam (200), the first arc-shaped section (22) being bent in a different direction than the first mounting ear (24).

5. A tie beam according to claim 4, wherein the angle between the first arcuate section (22) and the first mounting ear (24) is acute.

6. A tie beam according to claim 2, wherein the rear end of the second curved section (23) is connected with the straight section (21), and the second curved section (23) is bent outwards and away from the straight section (21) to be connected with the wheel house (300).

7. A tie beam according to claim 6, wherein the front end of the second arcuate section (23) is provided with a second mounting ear (25), said second mounting ear (25) extending in a horizontal direction.

8. A tie beam according to any one of claims 1-7, wherein between the first curved section (22) and the straight section (21), the second curved section (23) and the straight section (21) are all circular transitions.

9. The tie beam of claim 1, further comprising: the side beam is characterized by comprising flanges (30), wherein the flanges (30) are arranged on the edges of the periphery of the beam (10) and the side beam (20), and the flanges (30) extend downwards.

10. A vehicle, characterized by comprising: the tie beam of any one of claims 1-9.