CN205524484U - Wind window crossbeam structure and vehicle - Google Patents

Abstract

The utility model provides a windshield crossbeam structure, which comprises a structure body cantilevered and connected to the dash panel. The structure body includes a crossbeam upper plate with an "M" cross section and a crossbeam connected with the crossbeam upper plate. The lower plate, and the cross-section of the structural body is like an inverted triangle. The utility model also provides a vehicle equipped with the windshield beam structure. The windshield crossbeam structure of the utility model makes the structural body cantilever-connected to the dash panel, and in use, the arm length of the structural body can be designed to be longer, so that there is less support for the pedestrian's head during collision Force, and can produce a certain buffer, so as to reduce the injury to the pedestrian's head. And through the inverted triangle setting of the cross-section of the structure body, the stability of the triangular cavity structure and the characteristics of not easy to deform can be used to improve the lateral stiffness of the windshield beam structure along the vehicle width direction, so that the overall vehicle can be improved when in use. Rigidity, with better use effect.

Description

Windshield beam structure and vehicle

technical field

The utility model relates to the technical field of vehicles, in particular to a windshield beam structure. The utility model also relates to a vehicle equipped with the windshield beam structure.

Background technique

When a vehicle collides with a pedestrian, the base of the vehicle windshield is usually the area where the head of the pedestrian is most likely to be in contact with. This area contains structures such as windshield beams and wipers. have a greater impact. Most of the windshield beams in the prior art adopt a "U" or "C" type open structure, which is generally composed of upper, middle and lower structures of the windshield beam. This structure occupies a large space in the cabin, which is not conducive to the layout of the cabin. Moreover, the open structure has poor sealing performance and poor NVH performance. At the same time, the structure is not easy to collapse and deform, and the energy absorption effect is poor, which will also cause greater head injuries to pedestrians. Therefore, it is very important to optimize the structure of the windshield beam to reduce the damage to the pedestrian's head during collision.

Utility model content

In view of this, the utility model aims to propose a windshield beam structure, which can overcome the deficiencies in the prior art and has a better use effect.

In order to achieve the above object, the technical solution of the utility model is achieved in that:

A windshield crossbeam structure, comprising a structural body cantilevered connected to the dash panel, the structural body comprising a crossbeam upper plate with an "M" shaped cross section, and a crossbeam lower plate connected to the crossbeam upper plate, And the cross section of the structural body is like an inverted triangle.

Further, the cross-section of the lower plate of the beam is “V”-shaped, and a hollow cavity is formed between the upper plate of the beam and the lower plate of the beam.

Further, an instrument panel mounting bracket is fixedly connected to the structural body.

Further, the instrument panel mounting bracket is fixedly connected to the upper plate of the beam.

Further, an upwardly protruding first protrusion is formed on the side of the crossbeam upper plate close to the dash panel, and an upwardly protruding protrusion is formed on the other side of the crossbeam upper plate, and is arranged side by side with the first protrusion The arranged second protrusions form a concave groove between the first protrusions and the second protrusions.

Further, the instrument panel mounting bracket is fixedly connected in the groove.

Compared with the prior art, the utility model has the following advantages:

(1) The windshield crossbeam structure described in the utility model makes the structural body cantilever-connected to the dash panel. In use, the arm length of the structural body can be designed to be longer, so that the impact on the head of the pedestrian can be reduced during collision. The upper part has a small supporting force and can produce a certain degree of cushioning, so as to reduce the damage to the pedestrian's head. The "M"-shaped structure of the upper plate of the beam can have a better energy absorption effect and reduce the damage to the pedestrian's head. The cross-section of the structure body is similar to the inverted triangle setting, and the stability of the triangular cavity structure can also be improved. It is not easy to deform, and the lateral stiffness of the windshield beam structure along the vehicle width direction is improved, so that the overall stiffness of the vehicle can also be improved during use, and has a better use effect.

(2) The "V"-shaped structure of the lower plate of the beam, and a cavity structure is formed between the upper plate of the beam and the lower plate of the beam. On the one hand, it provides enough deformation space during the collision and reduces the damage to the head of pedestrians. On the one hand, the lateral stiffness of the structural body can also be increased.

(3) The first protrusion is close to the dash panel, and can absorb the impact energy by squeezing the dash panel during a collision, while the second protrusion can produce crush deformation to absorb the collision energy, so as to reduce the Injuries to the pedestrian's head.

(4) The instrument panel mounting bracket is located in the groove, which also facilitates the installation of the instrument panel mounting bracket.

Another object of the present utility model is to propose a vehicle, which includes a vehicle frame with a floor beam and a roof front beam, and the vehicle frame also includes the windshield as described above located between the floor beam and the roof front beam. Window transom structure.

The vehicle of the utility model can improve the overall rigidity of the vehicle frame along the width direction of the vehicle by arranging the above-mentioned windshield beam structure on the vehicle frame. The beam connection is a closed structure, which can reduce the collapse and deformation of the cabin and increase the occupant protection space in the event of a side collision of the vehicle, thereby improving the safety of the side collision of the vehicle.

Description of drawings

The accompanying drawings constituting a part of the utility model are used to provide a further understanding of the utility model, and the schematic embodiments of the utility model and their descriptions are used to explain the utility model, and do not constitute improper limitations to the utility model. In the attached picture:

Fig. 1 is a structural diagram of the arrangement of the structural body on the dash panel according to the first embodiment of the utility model;

Fig. 2 is the top view of Fig. 1;

Fig. 3 is the sectional view of line A-A among Fig. 2;

Explanation of reference signs:

1-dash panel, 2-beam upper plate, 3-beam lower plate, 4-dashboard installation bracket, 21-second protrusion, 22-first protrusion, 23-groove.

detailed description

It should be noted that, in the case of no conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

The utility model will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

Embodiment one

This embodiment relates to a windshield beam structure, as shown in Figures 1 to 3, it includes a structural body connected to the dash panel 1, and the structural body is connected to the dash panel 1 in a cantilevered manner, At the same time, the cross section of the structural body is similar to an inverted triangle. The structural body is cantilever-connected on the dash panel 1. In use, the arm length of the structural body can be designed to be longer, so that the pedestrian's head can have a smaller supporting force during a collision, and a certain The cushioning can reduce the damage to the pedestrian's head. By making the cross-section of the structural body similar to an inverted triangle, the triangular cavity structure has good stability and is not easily deformed, and the structural body, that is, the lateral stiffness of the windshield beam structure along the vehicle width direction can be improved, so that it can be improved during use. The overall stiffness of the vehicle.

In the specific structure of this embodiment, the structural body includes a beam upper plate 2, and also includes a beam lower plate 3 connected to the beam upper plate 2 on both sides, and the connection method can be welding or other connection forms. The cross-section of the beam upper plate 2 is designed in an "M" shape, so that the beam upper plate 2 has a better energy absorption effect when colliding. As shown in FIG. 3 , the "M" shaped structure of the upper panel 2 of the beam is formed on the other side of the upper panel 2 of the beam by the first protruding protrusion 22 formed on it and arranged close to the dash panel 1 . The second protrusion 21 is arranged side by side with the first protrusion 22 , and the concave groove 23 between the first protrusion 22 and the second protrusion 21 is formed.

When a collision occurs, the pedestrian's head is in contact with the upper panel 2 of the beam. At this time, the first protrusion 22 is stressed and can squeeze the dash panel 1 to absorb the collision energy, while the second protrusion 21 can produce crush deformation to absorb the impact energy. Collision energy, which can achieve a better energy absorption effect on the beam upper plate 2, so as to reduce the damage to the pedestrian's head during the collision. In this embodiment, as shown in Figure 3, the cross-section of the lower beam 3 is "V"-shaped, and through the "V" design of its cross-section, it can The surrounding structure forms a cavity structure, and the cavity structure is the aforementioned inverted triangle. Through the inverted triangular cavity structure, on the one hand, it can provide enough deformation space in the event of a collision to reduce the damage to the pedestrian's head; lateral stiffness.

In this embodiment, an instrument panel mounting bracket 4 is also provided on the crossbeam upper plate 2 in the structural body, and the instrument panel mounting bracket 4 can be used for the fixed installation of the instrument panel. The bracket 4 is also installed in the groove 23 on the top plate 2 of the beam. Of course, in addition to being arranged in the groove 23, the instrument panel mounting bracket 4 can also be installed on other positions of the crossbeam upper plate 2.

Embodiment two

This embodiment relates to a vehicle, which includes a vehicle frame with a floor beam and a roof front beam, and the vehicle frame also includes a windshield beam structure as described in Embodiment 1 between the floor beam and the roof front beam . The vehicle of this embodiment can improve the overall rigidity of the vehicle frame along the vehicle width direction by setting the windshield crossbeam structure as described in Embodiment 1 on the vehicle frame. In use, the floor crossbeam and windshield crossbeam structure The connection between the roof and the front beam of the top cover is a closed structure, which can reduce the collapse and deformation of the cabin and increase the occupant protection space in the event of a side collision of the vehicle, thereby improving the safety of the side collision of the vehicle.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in the Within the protection scope of the present utility model.

Claims (7)

1. an air regulator beam structure, it is characterised in that: include that cantilevered is connected in front panel (1) Structural body, described structural body includes the cross section crossbeam upper plate (2) in " M " shape, and with described The crossbeam lower plate (3) that crossbeam upper plate (2) connects, and the inverted triangle of cross section class of described structural body.

Air regulator beam structure the most according to claim 1, it is characterised in that: described crossbeam lower plate (3) Cross section V-shaped, between described crossbeam upper plate (2) and crossbeam lower plate (3), enclose composition hollow Cavity.

Air regulator beam structure the most according to claim 1 and 2, it is characterised in that: in described structure originally Instrument panel installation support (4) it is fixed with on body.

Air regulator beam structure the most according to claim 3, it is characterised in that: described instrument board is installed and is propped up Frame (4) is connected on described crossbeam upper plate (2).

Air regulator beam structure the most according to claim 4, it is characterised in that: described crossbeam upper plate (2) Side close to front panel (1) is formed with upper first prominent protruding (22), in described crossbeam upper plate (2) Opposite side be formed with second protruding (21) that are prominent and that be arranged side by side with described first protruding (22), The groove (23) of concave shape it is formed with between first protruding (22) and second protruding (21).

Air regulator beam structure the most according to claim 5, it is characterised in that: described instrument board is installed and is propped up Frame (4) is connected in described groove (23).

7. a vehicle, including the vehicle frame with floor crossmember and roof front transverse beam, it is characterised in that: described Vehicle frame also include between described floor crossmember and roof front transverse beam as any one of claim 1 to 6 Described air regulator beam structure.