CN117382745A - Instrument panel beam and vehicle - Google Patents

Abstract

The invention discloses a dashboard beam and a vehicle, wherein the dashboard beam comprises: the connecting frame is connected with the beam body, the connecting frame comprises a first beam and a second beam which are oppositely arranged, one end of each of the first beam and the second beam is connected with the beam body, and the other end of each of the first beam and the second beam extends to a vehicle body floor and is connected with the vehicle body floor; and a reinforcing part is arranged on the connecting area of the first beam and the beam body and/or the connecting area of the second beam and the beam body. The instrument board beam can optimize the performance of the automobile body and the parts mounted on the instrument board beam, improves driving experience sense, and can realize the weight reduction of the automobile body.

Description

Instrument panel beam and vehicle

Technical Field

The invention relates to the technical field of automobile instrument board beams, in particular to an instrument board beam and a vehicle.

Background

The instrument board beam of the vehicle is mainly used for supporting the man-machine interface control equipment and the decoration, and simultaneously forms a whole vehicle safety system together with other safety structures. The instrument panel beam is generally composed of a plurality of tubular beams and bracket component assemblies, is installed at the front end of the cab and is hidden below the instrument panel for fixing the instrument panel and accessories thereof, the instrument panel beam spans the left side and the right side of the vehicle body, has a reinforcing effect on the whole cab, and structures such as PAB (Passenger Air Bag ) and the like are also installed on the instrument panel beam, and certain requirements are met on the strength of the instrument panel beam.

In the related art, the mode, rigidity and strength performance of the instrument board beam of the vehicle are poor, the NVH (Noise, vibration, harshness, noise, vibration and harshness) performance and safety performance of the whole vehicle can be affected, driving comfort and safety coefficient are reduced, in the comfort aspect, the mode difference of the instrument board beam easily causes the steering wheel to resonate, and driving experience of a driver is further directly caused to be poor. In addition, for the traditional metal instrument board beam, the problems of large weight and more parts exist, and the weight reduction and the mileage optimization of the whole automobile are not facilitated.

Disclosure of Invention

The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, an object of the present invention is to provide an instrument panel cross member that can optimize performance of a vehicle body and components mounted on the instrument panel cross member, enhance driving experience, and can realize weight reduction of the vehicle body.

The invention further provides a vehicle with the instrument board beam.

According to the instrument panel cross member of the present invention, the instrument panel cross member includes: the connecting frame is connected with the beam body, the connecting frame comprises a first beam and a second beam which are oppositely arranged, one end of each of the first beam and the second beam is connected with the beam body, and the other end of each of the first beam and the second beam extends to a vehicle body floor and is connected with the vehicle body floor; and a reinforcing part is arranged on the connecting area of the first beam and the beam body and/or the connecting area of the second beam and the beam body.

According to the instrument board beam provided by the embodiment of the invention, the structural strength and rigidity can be enhanced through the arrangement of the reinforcing part, and the mode is improved, so that the deformation resistance of the whole automobile in collision can be improved, and the mode of the automobile body can be optimized, thereby realizing the improvement of the driving safety coefficient and experience of drivers and passengers.

According to some embodiments of the invention, the beam body comprises a mounting beam body, a transition beam body and a connecting beam body, the mounting beam body is used for mounting a steering column, the connecting beam body is connected with the connecting frame, the transition beam body extends obliquely along the front-back direction of the vehicle body, one end of the transition beam body is connected with the mounting beam body, the other end of the transition beam body is connected with the connecting beam body, and the reinforcing part is respectively connected with the mounting beam body and the first beam.

In some embodiments, the beam body includes a beam skeleton and a beam cladding member cladding the beam skeleton, the beam cladding member being configured as one piece with the connection frame and the reinforcement.

Further, the beam body framework is constructed as a metal piece, and the beam body cladding is constructed as a plastic piece.

According to some embodiments of the invention, the beam cladding further has a plurality of mounting ears integrated on the ends and edges thereof, each of the mounting ears being for securing to a vehicle body.

Further, the beam body cladding piece, the connecting frame, the reinforcing part and the mounting lug are all provided with reinforcing ribs.

According to some embodiments of the invention, the beam body skeleton comprises a transverse plate, and an upper side plate and a lower side plate positioned at two sides of the transverse plate, wherein the upper side plate and the lower side plate extend towards and away from the connecting frame.

In some embodiments, the instrument panel beam further comprises: steering column mounting bracket, steering column mounting bracket includes front end frame and rear end frame, front end frame with the integrative setting of crossbeam body, and be located on the installation roof beam body, the rear end frame with the installation roof beam body.

According to some embodiments of the invention, the instrument panel beam further comprises: the front wall mounting frame is at least two, and the front wall mounting frame is connected with the connecting beam body and is correspondingly arranged with the first beam and the second beam.

According to an embodiment of the second aspect of the present invention, a vehicle includes: the dash cross-member 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 foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is an isometric view of an instrument panel cross beam according to some embodiments of the invention;

FIG. 2 is a front view of an instrument panel cross beam according to some embodiments of the invention;

FIG. 3 is a side view of an instrument panel cross beam according to some embodiments of the invention;

FIG. 4 is a top view of a dashboard cross beam according to some embodiments of the invention;

FIG. 5 is an integrated schematic view of a beam cladding with a connector and stiffener according to some embodiments of the present disclosure;

FIG. 6 is an isometric view of a beam skeleton according to some embodiments of the present invention;

fig. 7 is a front view of a beam skeleton according to some embodiments of the invention.

Reference numerals:

a dash cross-beam 1;

a beam body 11;

a mounting beam body 111, a transition beam body 112, and a connection beam body 113;

beam body frame 114, cross plate 1141, upper side plate 1142, lower side plate 1143;

beam cladding 115, mounting ears 1151;

a connecting frame 12, a first beam 121, a second beam 122;

a reinforcing part 13;

a reinforcing rib 14;

steering column mount 15, front end frame 151, rear end frame 152;

a front wall mounting 16.

Detailed Description

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.

An instrument panel cross member 1 and a vehicle according to an embodiment of the present invention are described below with reference to fig. 1 to 7.

As shown in fig. 1 and 2, a dash cross-beam 1 according to an embodiment of the first aspect of the invention, the dash cross-beam 1 includes: the beam body 11 and the link 12.

Wherein, the connecting frame 12 is connected with the beam body 11, the connecting frame 12 comprises a first beam 121 and a second beam 122 which are oppositely arranged, one end of each of the first beam 121 and the second beam 122 is connected with the beam body 11, and the other end extends to the vehicle body floor and is connected with the vehicle body floor; the reinforcing portion 13 is provided on the connection area of the first beam 121 and the beam body 11 and/or on the connection area of the second beam 122 and the beam body 11.

Specifically, the beam body 11 may be disposed at a front end of a vehicle body for supporting a dashboard or the like, and one ends of the first and second beams 121 and 122 are connected to the beam body 11 and disposed opposite to each other to divide the beam body 11 into a driving side, an intermediate connection portion (for connection with a bump tunnel and may be formed as an installation skeleton of a sub-dashboard), and a co-driving side, and the other ends of the first and second beams 121 and 122 extend to be connected to a vehicle body floor to perform a connection fixing function between the beam body 11 and the vehicle body floor; wherein, the connection area between the first beam 121 and the beam body 11 and the connection area between the second beam 122 and the beam body 11 can be provided with one or more reinforcing parts 13, the reinforcing parts 13 can enhance the structural strength and rigidity of the instrument panel beam 1, and change the acting force transmission direction between the beam body 11 and the connecting frame 12, so that part of acting force can be transmitted along the reinforcing parts 13, the first beam 121 and the second beam 122 to play a role in optimizing the performance of the instrument panel beam 1.

According to the instrument board beam 1 provided by the embodiment of the invention, the structural strength and rigidity can be enhanced through the arrangement of the reinforcing part 13, and the mode is improved, so that the deformation resistance of the whole automobile in collision can be improved, and the mode of the automobile body can be optimized, thereby realizing the improvement of the driving safety coefficient and experience of drivers and passengers, and the instrument board beam 1 has the advantages of reasonable overall structural design, easiness in processing and forming and capability of improving the production efficiency.

Preferably, in one embodiment of the present invention, the reinforcement portion 13 is configured as one and is disposed on a connection area between one of the first beam 121 and the second beam 122 near the driving end and the beam body 11, so that the beam 1 of the instrument panel can be light while the mode is lifted, which is helpful for increasing the range of the whole vehicle.

As shown in fig. 2, the beam body 11 includes a mounting beam body 111, a transition beam body 112, and a connection beam body 113 according to some embodiments of the present invention.

The installation beam body 111 is used for installing a steering column, the connection beam body 113 is connected with the connection frame 12, the transition beam body 112 extends obliquely along the front-back direction of the vehicle body, one end of the transition beam body 112 is connected with the installation beam body 111, the other end of the transition beam body is connected with the connection beam body 113, and the reinforcing part 13 is respectively connected with the installation beam body 111 and the first beam 121.

Specifically, the connecting beam body 113 is connected to one ends of the first beam 121 and the second beam 122, the mounting beam body 111 is located at two sides of the connecting beam body 113 in the extending direction, the transition beam body 112 is located between the mounting beam body 111 and the connecting beam body 113 at two sides, and is obliquely arranged in the front-rear direction of the vehicle body, so that a certain included angle is formed between the mounting beam body 111 and the connecting beam body 113, stability among the mounting beam body 111, the transition beam body 112 and the connecting beam body 113 can be improved, impact resistance of the beam body 11 is improved, and meanwhile, a sufficient avoiding space is formed between the mounting beam body 111 and the connecting beam body 113, so that arrangement and installation of other components are facilitated.

As shown in fig. 1 and 4, in some embodiments, the beam body 11 includes a beam skeleton 114 and a beam cladding 115 that is clad on the beam skeleton 114, the beam cladding 115 being constructed as one piece with the connection frame 12 and the reinforcement 13.

Specifically, the beam body cladding piece 115 is coated on at least part of the outer surface of the beam body skeleton 114, the beam body cladding piece 115 can be constructed into a hollow structure, and corresponding installation positions, such as holes, grooves and other forms, can be formed according to the positioning and installation requirements of components such as an instrument board, a steering column, a passenger airbag and the like, so that the installation suitability of the instrument board beam 1 and other components at the front end of a vehicle can be improved, the beam body cladding piece 115 also realizes the weight reduction of the beam body 11 for the hollow structure, the lightweight design of the instrument board beam 1 is facilitated, and the whole vehicle endurance mileage is increased. The beam skeleton 114 may support these components and the whole vehicle attached to the beam cladding 115 to ensure good modal and strength performance of the vehicle body.

The beam body cladding piece 115, the connecting frame 12 and the reinforcing part 13 are constructed as an integral piece, so that on one hand, the number of parts of the instrument panel beam 1 can be reduced, the integration is improved, the manufacturing cost is saved, the production efficiency is improved, and the arrangement occupied space of the instrument panel beam 1 is saved; on the other hand, by adopting a mode of constructing a plurality of parts into an integral part, the risk of repeated positioning among the parts can be reduced, the assembly problem among the parts is avoided, and the production efficiency of the instrument board beam 1 is effectively improved.

Further, as shown in fig. 4, the beam skeleton 114 is constructed as a metal piece, and the beam cladding 115 is constructed as a plastic piece.

Specifically, the beam body skeleton 114 is a bearing component, and the beam body skeleton 114 is constructed as a metal piece, so that the instrument board beam 1 can be ensured to have good strength and rigidity, and the beam body cladding piece 115 plays a role in installation and connection, and is constructed as a plastic piece, so that the weight of the instrument board beam 1 can be reduced, the manufacturing process can be simplified, the design flexibility is increased, and the mode of the instrument board beam 1 can be improved.

It can be understood that the connecting frame 12 and the reinforcing portion 13, which are integrated with the beam body cladding member 115, are also constructed as plastic members, and the whole instrument panel beam 1 can be obtained by embedding the beam body skeleton 114 into a mold and integrally injection molding the plastic, so that the manufacturing cost can be reduced and the production efficiency can be improved while the mode and the strength of the instrument panel beam 1 are ensured.

In addition, in some embodiments of the present invention, the beam skeleton 114 is made of steel, and the beam cladding 115 is made of nylon base material and glass fiber material, so as to improve the workability of the beam skeleton 114 and the beam cladding 115.

As shown in fig. 1, 4 and 5, in some embodiments, the beam cladding 115 also has a plurality of mounting ears 1151 integrated onto the ends and edges, each mounting ear 1151 being for securing to the vehicle body.

Specifically, the mounting ears 1151 include a first mounting ear 1151, a second mounting ear 1151 and a third mounting ear 1151, where the first mounting ear 1151 is located at two ends of the beam cladding member 115 and near a floor of the vehicle body, the second mounting ear 1151 and the first mounting ear 1151 are disposed at intervals in an extending direction of the beam cladding member 115, the second mounting ear 1151 extends along a front-rear direction of the vehicle body and is located at one side of the beam skeleton 114 near the cockpit, that is, the second mounting ear 1151 is orthogonal to the extending direction of the first mounting ear 1151, and the third mounting ear 1151 is formed at an edge of the beam cladding member 115 and extends along a height direction of the vehicle body, and the first mounting ear 1151, the second mounting ear 1151 and the third mounting ear 1151 can jointly and firmly connect the beam cladding member 115 and the vehicle body, thereby improving connection reliability between the beam cladding member 115, the beam skeleton 114 and the connecting frame 12 and the vehicle body, and improving safety and NVH performance.

Further, in some embodiments of the present invention, through holes are formed on the first mounting ear 1151, the second mounting ear 1151 and the third mounting ear 1151, respectively, and the through holes are used for being matched with fasteners to achieve connection and fixation, so as to improve the convenience of mounting and dismounting the instrument panel beam 1 and the vehicle body, and save economic cost.

It should be noted that the fastener in the above embodiment may be a bolt, a stud, a screw, or the like.

As shown in fig. 1 and 5, according to some embodiments of the present invention, the beam cladding 115, the connecting frame 12, the reinforcing portion 13, and the mounting lugs 1151 are provided with reinforcing ribs 14.

Specifically, the beam body cladding member 115, the connecting frame 12, the reinforcing portion 13, and the side of the mounting lug 1151 facing away from the cockpit may be provided with the reinforcing ribs 14, respectively, so that the structural strength and rigidity of the instrument panel beam 1 can be further improved while the aesthetic property of the instrument panel beam 1 is ensured, the deformation resistance of the instrument panel beam 1 is enhanced, and the collision performance of the vehicle body is improved. The reinforcing ribs 14 may be, but not limited to, a reinforcing structure configured as a circular reinforcing rib 14, a transverse reinforcing rib 14, a longitudinal reinforcing rib 14, and a combination thereof, so as to ensure that the reinforcing rib 14 has a good reinforcing effect on the instrument panel cross member 1.

As shown in fig. 6 and 7, in some embodiments, the beam skeleton 114 includes a cross plate 1141, an upper side plate 1142, and a lower side plate 1143.

Wherein the upper side plate 1142 and the lower side plate 1143 are disposed on two sides of the cross plate 1141, respectively, and the upper side plate 1142 and the lower side plate 1143 extend away from the connecting frame 12.

Specifically, the cross plate 1141 extends along the left-right direction of the vehicle body, one ends of the upper side plate 1142 and the lower side plate 1143 are respectively connected to two sides of the cross plate 1141 in the height direction, the other ends of the upper side plate 1142 and the lower side plate 1143 extend towards the direction away from the connecting frame 12, that is, at least parts of the upper side plate 1142, the lower side plate 1143 and the connecting frame 12 are respectively located at two sides of the cross plate 1141 in the thickness direction, so that the upper side plate 1142 and the lower side plate 1143 can have reinforcing and supporting effects on the cross plate 1141, the bearing capacity of the beam body framework 114 is effectively improved, the weight of the beam body framework 114 is reduced, and the whole vehicle endurance mileage is further improved.

In addition, in some embodiments of the present invention, crush slots are formed in the cross plate 1141, the crush slots extending along the length of the cross plate 1141, the crush slots being configured to crush and absorb impact energy and impact force, thereby reducing intrusion into the front compartment during a crash and improving crash safety.

As shown in fig. 1-5, the instrument panel cross beam 1 further comprises, according to some embodiments of the invention: the steering column mount 15, the steering column mount 15 includes a front end frame 151 and a rear end frame 152, the front end frame 151 is integrally provided with the cross member body 11 and is located on the mounting beam body 111, and the rear end frame 152 is connected with the mounting beam body 111.

Specifically, the steering column mounting rack 15 is used for mounting and fixing the steering column assembly member, and at least part of the front end rack 151 and the beam body 11 of the steering column are constructed as an integral piece, so that the manufacturing process can be simplified, the integration of the instrument panel beam 1 is further improved, the occupied space for mounting and arrangement is saved, the front end rack 151 and the rear end rack 152 are respectively located at the front side and the rear side of the mounting beam body 111 and are oppositely arranged, and in this way, the stability and the mode of the steering column mounting rack 15 can be improved, and the working reliability and the working performance of the steering column assembly member can be improved.

As shown in fig. 1, in some embodiments, the instrument panel beam 1 further comprises: the front wall mounting frames 16 are at least two, and the front wall mounting frames 16 are connected with the connecting beam body 113 and are correspondingly arranged with the first beam 121 and the second beam 122.

Specifically, the front wall mounting frame 16 is configured to be at least two of the front wall mounting frames arranged along the extending direction of the connecting beam body 113 at intervals, the front wall mounting frame 16 can connect the instrument board beam 1 with the front wall of the vehicle so as to ensure that the instrument board beam 1 is reliably and stably connected with the vehicle, the front wall mounting frame 16 is correspondingly arranged with the first beam 121 and the second beam 122, and the front wall mounting frame 16, the first beam 121 and the second beam 122 are correspondingly arranged on the front and rear sides of the beam body 11 respectively, so that the front wall mounting frame 16, the beam body 11, the first beam 121 and the second beam 122 have good stability after being mounted on the vehicle, and can play a better supporting and protecting role on the vehicle body and other components mounted on the beam body 11.

According to an embodiment of the second aspect of the present invention, a vehicle includes: the instrument panel cross member 1 according to any one of the above embodiments. The instrument panel beam 1 is disposed at the front end of the vehicle and is connected to the body of the vehicle, and the technical effects produced are the same as those of the above embodiment, and will not be described herein.

In the description of the present invention, it should 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", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

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

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

In the description of the invention, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by another feature therebetween.

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

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., 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 invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. 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: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. An instrument panel cross beam, comprising:

a beam body (11);

the connecting frame (12), the connecting frame (12) is connected with the beam body (11), the connecting frame (12) comprises a first beam (121) and a second beam (122) which are oppositely arranged, one end of each of the first beam (121) and the second beam (122) is connected with the beam body (11), and the other end extends to a vehicle body floor and is connected with the vehicle body floor; wherein the method comprises the steps of

A reinforcing part (13) is arranged on the connection area of the first beam (121) and the cross beam body (11) and/or on the connection area of the second beam (122) and the cross beam body (11).

2. The instrument panel cross beam according to claim 1, wherein the cross beam body (11) comprises a mounting beam body (111), a transition beam body (112) and a connecting beam body (113), the mounting beam body (111) is used for mounting a steering column, the connecting beam body (113) is connected with the connecting frame (12), the transition beam body (112) extends obliquely along the front-rear direction of the vehicle body and has one end connected with the mounting beam body (111) and the other end connected with the connecting beam body (113), and the reinforcing part (13) is respectively connected with the mounting beam body (111) and the first beam (121).

3. The instrument panel cross beam according to claim 1, characterized in that the cross beam body (11) comprises a beam body skeleton (114) and a beam body cladding (115) cladding the beam body skeleton (114), the beam body cladding (115) being constructed as one piece with the connecting frame (12), the reinforcement (13).

4. The instrument panel cross beam according to claim 3, characterized in that the beam body skeleton (114) is constructed as a metal piece and the beam body cladding (115) is constructed as a plastic piece.

5. The instrument panel cross beam of claim 3, wherein the beam body cover (115) further has a plurality of mounting ears (1151) integrated on ends and edges thereof, the mounting ears (1151) each being for securing to a vehicle body.

6. The instrument panel cross beam according to claim 5, wherein the beam body cover (115), the connecting frame (12), the reinforcement (13) and the mounting ear (1151) are each provided with a reinforcing rib (14).

7. The instrument panel cross beam of claim 3, wherein the beam body skeleton (114) comprises a cross plate (1141) and upper and lower side plates (1142, 1143) located on either side of the cross plate (1141), the upper and lower side plates (1142, 1143) each extending away from the connecting frame (12).

8. The instrument panel cross beam of claim 2, further comprising: steering column mounting bracket (15), steering column mounting bracket (15) include front end frame (151) and rear end frame (152), front end frame (151) with crossbeam body (11) an organic whole sets up, and is located on installation roof beam body (111), rear end frame (152) with installation roof beam body (111) link to each other.

9. The instrument panel cross beam of claim 2, further comprising: the front wall mounting frame (16), the front wall mounting frame (16) is at least two, the front wall mounting frame (16) is connected with the connecting beam body (113), and is correspondingly arranged with the first beam (121) and the second beam (122).

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