CN217515117U - Energy absorption box assembly and vehicle - Google Patents

Abstract

The utility model provides an energy-absorbing box assembly and vehicle relates to the vehicle field, this energy-absorbing box assembly includes end plate portion and both ends open-ended casing, end plate portion includes connecting plate and deflector, a terminal surface of connecting plate is used for being connected with automobile body front longitudinal, the deflector is connected in another terminal surface of connecting plate perpendicularly, the lateral wall of casing is provided with the breach that extends to an open end of casing, the open end is connected in another terminal surface of connecting plate, and inside the part of deflector was located the casing through the open end, the part of deflector stretches out the casing through the breach. The utility model discloses when taking place little overlapping offset collision, the deflector is located the part in the casing outside and the wall barrier contact in automobile body side the place ahead, and under the effect of striking force, the part that the deflector stretches out the casing carries out the energy-absorbing through taking place deformation to form in car Y to, also be the effective support on the automobile body width direction exactly, thereby improved the security performance.

Description

Energy absorption box assembly and vehicle

Technical Field

The utility model relates to a vehicle technical field particularly, relates to an energy-absorbing box assembly and vehicle.

Background

At present, the collision safety performance of the automobile is widely concerned, and in the frontal collision of the automobile, because a driver can habitually stir a steering wheel easily when a danger comes, the probability of small-overlap offset collision is higher. The existing corresponding safety measures mainly comprise the arrangement of an energy absorption box, and when the situation occurs, the barrier, the anti-collision beam and the energy absorption box usually collide in front of the side of the vehicle body. However, most of the existing energy absorption boxes aim at the right front collision energy absorption, and the protection of the offset collision has certain limitation, so that the safety performance is greatly reduced.

SUMMERY OF THE UTILITY MODEL

In order to solve the unstable problem of little overlapping biasing collision protection performance of current energy-absorbing box, the utility model provides an energy-absorbing box assembly and vehicle.

In a first aspect, the utility model provides an energy-absorbing box assembly, including end plate portion and both ends open-ended casing, end plate portion includes connecting plate and deflector, a terminal surface of connecting plate is used for being connected with automobile body front longitudinal, the deflector connect perpendicularly in another terminal surface of connecting plate, the lateral wall of casing is provided with and extends to the breach of an open end of casing, the open end connect in another terminal surface of connecting plate, just the part of deflector passes through the open end is located inside the casing, the part of deflector passes through the breach stretches out the casing.

Optionally, the circumferential side wall of the guide plate includes an inclined surface that is disposed obliquely with respect to the end surface of the connecting plate, the inclined surface passes through the notch, and a vertical distance between one end of the inclined surface located inside the housing and the connecting plate is greater than a vertical distance between one end of the inclined surface located outside the housing and the connecting plate.

Optionally, two opposite side walls of the housing are respectively provided with the notch at a corresponding position, the circumferential side wall of the guide plate further includes a first plane, a second plane and a transition inclined plane, the first plane and the second plane are located on opposite sides of the inclined plane, the first plane is located inside the housing, the second plane is located outside the housing, one of the notches is in contact with the transition inclined plane, and the other notch is in contact with the inclined plane.

Optionally, the guide plate is welded and fixed to the corresponding side wall of the housing at the notch.

Optionally, a reinforcing plate is arranged inside the shell, and the reinforcing plate is connected with the inner wall of the shell.

Optionally, the guide plate is provided with lightening holes or lightening slots.

Optionally, the connecting plate is provided with a fixed mounting hole, and the fixed mounting hole is used for being connected with the front longitudinal beam of the vehicle body.

Optionally, a sensor mounting hole is further formed in the connecting plate.

Optionally, the connecting plate is provided with a through leakage hole along the thickness direction, and the leakage hole is communicated with the inside of the shell.

In a second aspect, the present invention provides a vehicle, comprising the crash box assembly as described above.

Compared with the prior art, the beneficial effects of the utility model are that:

the two ends of the shell of the energy absorption box assembly of the utility model are opened, and the side wall of the shell is provided with a notch extending to one opening end of the shell; the end plate part comprises a connecting plate and a guide plate, one end face of the connecting plate is connected with a front longitudinal beam of the automobile body, the guide plate is perpendicularly connected to the other end face of the connecting plate, meanwhile, the open end is connected to the other end face of the connecting plate, the part of the guide plate is located inside the shell through the open end, and the part of the guide plate extends out of the shell through the notch.

Drawings

FIG. 1 is a schematic view of an embodiment of an energy-absorbing box assembly of the present invention;

fig. 2 is a schematic structural view of an embodiment of an end plate portion of the present invention;

fig. 3 is a schematic structural view of another view angle of the end plate portion of the present invention;

FIG. 4 is a schematic structural view of an embodiment of the housing of the present invention;

fig. 5 is a schematic structural view of another view angle of the housing of the present invention.

Description of reference numerals:

1. a housing; 11. a notch; 12. a reinforcing plate; 2. an end plate portion; 21. a connecting plate; 211. fixing the mounting hole; 212. a weep hole; 213. a sensor mounting hole; 22. a guide plate; 221. an inclined surface; 222. a first plane; 223. a second plane; 224. a transition bevel.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein.

Also, in the drawings, the Z-axis represents a vertical, i.e., up-down position, and a positive direction of the Z-axis (i.e., an arrow direction of the Z-axis) represents up, and a negative direction of the Z-axis (i.e., a direction opposite to the positive direction of the Z-axis) represents down; in the drawings, the X-axis represents the longitudinal direction, i.e., the front-rear position, and the positive direction of the X-axis (i.e., the arrow direction of the X-axis) represents the front and the negative direction of the X-axis (i.e., the direction opposite to the positive direction of the X-axis) represents the rear; in the drawings, the Y-axis represents the lateral, i.e., left-right, position, and the positive direction of the Y-axis (i.e., the arrow direction of the Y-axis) represents the right, and the negative direction of the Y-axis (i.e., the direction opposite to the positive direction of the Y-axis) represents the left.

It should also be noted that the foregoing Z-axis, X-axis, and Y-axis are meant only to facilitate the description of the invention and to simplify the description, and are not meant to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention.

As shown in fig. 1, the utility model discloses energy-absorbing box assembly, including end plate portion 2 and both ends open-ended casing 1, end plate portion 2 includes connecting plate 21 and deflector 22, a terminal surface of connecting plate 21 is used for being connected with automobile body front longitudinal, deflector 22 connects perpendicularly in another terminal surface of connecting plate 21, the lateral wall of casing 1 is provided with the breach 11 that extends to an open end of casing 1, the open end is connected in another terminal surface of connecting plate 21, and the part of deflector 22 is located inside casing 1 through the open end, the part of deflector 22 stretches out casing 1 through breach 11.

In the present embodiment, as shown in fig. 1, 2 and 4, the guide plate 22 is vertically disposed on one end surface of the connecting plate 21, that is, the connecting plate 21 and the guide plate 22 integrally form a T-shaped structure. Casing 1 is the open-ended rectangle structure in both ends, and casing 1's lateral wall is provided with the breach 11 that extends to an open end of casing 1, and the thickness of breach 11 and deflector 22 match, and the thickness of breach 11 equals the thickness of deflector 22 promptly, and the part of deflector 22 is located casing 1 inside through the open end, and the part of deflector 22 stretches out casing 1 through breach 11. The connecting plate 21 is welded to the corresponding opening end of the housing 1, and the connecting plate 21 is used to cover the corresponding opening end, so that after the housing 1 and the end plate 2 are assembled, the connecting plate 21 and the housing 1 enclose a chamber structure with one open end.

In other embodiments, the housing 1 may have a cylindrical structure with both ends open, and is not limited herein and may be selected according to actual needs.

In this embodiment, the area of the connecting plate 21 is larger than the area of the corresponding open end. Thus, the web 21 has sufficient space to accommodate other structures, such as various aperture structures described hereinafter.

In this embodiment, the case 1 and the end plate portion 2 are made of a metal material, such as aluminum, and during production, the case 1 and the end plate portion 2 are separately produced and then assembled and welded.

After the energy absorption box assembly of the embodiment is assembled, the stable structure of the energy absorption box assembly is ensured by the embedded design of the guide plate 22 and the shell 1, when small overlap offset collision occurs, the part of the guide plate 22 extending out of the shell 1 is contacted with a barrier in front of the side of a vehicle body, and under the action of impact force, the part of the guide plate 22 extending out of the shell is deformed to absorb energy so as to form effective support in the Y direction of the vehicle, namely the width direction of the vehicle body, thereby improving the safety performance.

Alternatively, the circumferential side wall of the guide plate 22 includes an inclined surface 221 that is disposed obliquely with respect to the end surface of the connection plate 21, the inclined surface 221 passes through the notch 11, and a vertical distance of an end of the inclined surface 221 located inside the housing 1 with respect to the connection plate 21 is greater than a vertical distance of an end of the inclined surface 221 located outside the housing 1 with respect to the connection plate 21.

As shown in fig. 2, the outer contour of the guide plate 22 resembles a right trapezoid, that is, the circumferential side wall of the guide plate 22 is provided with an inclined surface 221, after the assembly of the housing 1 and the end plate 2 is completed, a portion of the inclined surface 221 is located outside the housing 1, and a vertical distance between one end of the inclined surface 221 located inside the housing 1 and the connecting plate 21 is greater than a vertical distance between one end of the inclined surface 221 located outside the housing 1 and the connecting plate 21. Thus, in the event of a small overlap offset collision, when the barrier comes into contact with the deflector 22, the inclined surface 221 increases the contact area with the barrier, thereby increasing the compressive load in the upward direction of the vehicle Y.

Optionally, the guide plate 22 is welded and fixed to the corresponding side wall of the housing 1 at the notch 11.

In this embodiment, as shown in fig. 1, the notch 11 is U-shaped, and after the guide plate 22 is assembled to the notch 11, the guide plate 22 and the housing 1 are welded along the edge of the U-shaped notch 11, so as to finally form a U-shaped welding edge. Thus, the strength of connection of the case 1 to the end plate portion 2 is further increased.

Optionally, two opposite side walls of the housing 1 are respectively provided with notches 11 at corresponding positions, the circumferential side wall of the guide plate 22 further includes a first plane 222, a second plane 223 and a transition inclined plane 224 connecting the first plane 222 and the second plane 223, the first plane 222 is located inside the housing 1, the second plane 223 is located outside the housing 1, one of the notches 11 is in contact with the transition inclined plane 224, and the other notch 11 is in contact with the inclined plane 221.

As shown in fig. 1, the housing 1 has a rectangular structure, and the width of the guide plate 22 is larger than that of the housing 1. Two side walls of the housing 1 in the width direction are respectively provided with corresponding notches 11, for convenience of description, a side wall of the housing 1 facing the outside of the vehicle body is defined as a first side wall, and the other opposite side wall is defined as a second side wall, wherein the size of the notch 11 on the first side wall in the length direction of the housing 1 is larger than that of the notch 11 on the second side wall in the length direction of the housing 1. The circumferential side wall of the guide plate 22 further includes a first flat surface 222, a second flat surface 223 and a transition inclined surface 224 connecting the first flat surface 222 and the second flat surface 223, wherein when the guide plate 22 is assembled to the housing 1, the first flat surface 222 is located inside the housing 1, the second flat surface 223 is located outside the housing 1, the notch 11 on the second side wall is in contact with the transition inclined surface 224, and the notch 11 on the first side wall is in contact with the inclined surface 221.

After the guide plate 22 is located in the notch 11, the positions of the housing 1 and the end plate 2 can be quickly located by the inclined surface 221 and the transition inclined surface 224, so that the two can be easily connected by welding.

Optionally, a reinforcing plate 12 is arranged inside the casing 1, and the reinforcing plate 12 is connected with the inner wall of the casing 1.

As shown in fig. 5, two transverse reinforcing plates 12 and three longitudinal reinforcing plates 12 are arranged inside the casing 1, and the two transverse reinforcing plates 12 and the three longitudinal reinforcing plates 12 are arranged inside the casing 1 in a staggered manner. Thus, the reinforcing plate 12 can increase the supporting strength of the housing 1.

Optionally, the guide plate 22 is provided with lightening holes or lightening slots.

As shown in fig. 2, the side wall of the guide plate 22 in the width direction is provided with four weight-reducing holes arranged in parallel, and adjacent weight-reducing holes are arranged at intervals of 2cm to 3 cm. Thus, the guide plate 22 can be designed to be lightweight while satisfying the supporting strength of the guide plate 22.

In other embodiments, the number of the lightening holes can also be two, three or five, etc., which is not limited herein and is selected according to actual requirements. But needs to meet the strength requirements of the guide plate 22.

Optionally, the connecting plate 21 is provided with a fixed mounting hole 211, and the fixed mounting hole 211 is used for connecting with a front vehicle body side rail.

As shown in fig. 2, the upper portion of the connecting plate 21 is provided with two through fixing holes 211, the lower portion of the connecting plate 21 is provided with three through fixing holes 211, and accordingly, the front vehicle body longitudinal beam is provided with corresponding threaded holes, and after the fixing holes 211 on the connecting plate 21 and the threaded holes of the front vehicle body longitudinal beam are aligned, bolts are inserted through the fixing holes 211 and the threaded holes to connect the front vehicle body longitudinal beam and the connecting plate 21. Thus, the fixing and mounting holes 211 are formed in the connecting plate 21, so that the connecting plate is convenient to manufacture and low in production cost, and has certain connecting strength after being assembled.

It should be noted that the number and the opening position of the fixing mounting holes 211 on the connecting plate 21 can be selected by themselves, and are not limited in particular. Correspondingly, the threaded holes in the front side frame of the vehicle body need to be synchronously adjusted.

Optionally, the connecting plate 21 is further provided with a sensor mounting hole 213.

As shown in fig. 2, the upper portion of the connection plate 21 is provided with a sensor mounting hole 213 for mounting a collision sensor that can be used to detect whether a collision occurs when a small overlap offset collision occurs.

Alternatively, the connecting plate 21 is provided with a through weep hole 212 in the thickness direction, and the weep hole 212 communicates with the inside of the housing 1.

As shown in fig. 2, the upper portion of the connection plate 21 is provided with two through holes 212, the lower portion of the connection plate 21 is also provided with two through holes 212, the upper and lower holes 212 of the connection plate 21 are respectively located at two sides of the guide plate 22, and the through holes 212 are respectively connected with the inner wall of the casing 1, so that the electrolyte remaining in the casing 1 is discharged after the electrophoresis process.

The utility model discloses another embodiment's vehicle, including as above the energy-absorbing box assembly.

The vehicle of the present embodiment has the same advantages as the crash box assembly described above with respect to the prior art, and therefore, the detailed description thereof is omitted.

The reader should understand that in the description of the present specification, reference to the description of "one embodiment," "some embodiments," "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 are not necessarily intended to 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. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to fall within the scope of the present disclosure.

Claims (10)

1. The utility model provides an energy-absorbing box assembly, its characterized in that, includes end board portion (2) and both ends open-ended casing (1), end board portion (2) are including connecting plate (21) and deflector (22), a terminal surface of connecting plate (21) is used for being connected with automobile body front longitudinal, deflector (22) connect perpendicularly in another terminal surface of connecting plate (21), the lateral wall of casing (1) is provided with and extends to breach (11) of an open end of casing (1), the open end connect in another terminal surface of connecting plate (21), just the part of deflector (22) passes through the open end is located inside casing (1), the part of deflector (22) passes through breach (11) are stretched out casing (1).

2. The crash box assembly according to claim 1, wherein the circumferential side wall of the deflector (22) comprises an inclined surface (221) which is disposed obliquely with respect to the end surface of the web (21), the inclined surface (221) passing through the notch (11), the inclined surface (221) being disposed at an inner end of the shell (1) at a greater vertical distance with respect to the web (21) than an outer end of the inclined surface (221) disposed at the outer end of the shell (1) at a vertical distance with respect to the web (21).

3. The crash box assembly according to claim 2, wherein said notches (11) are provided in corresponding positions on two opposite side walls of said housing (1), and said peripheral side wall of said deflector (22) further comprises a first flat surface (222) and a second flat surface (223) on opposite sides of said inclined surface (221), and a transition slope surface (224) connecting said first flat surface (222) and said second flat surface (223), wherein said first flat surface (222) is located inside said housing (1), said second flat surface (223) is located outside said housing (1), one of said notches (11) is in contact with said transition slope surface (224), and the other of said notches (11) is in contact with said inclined surface (221).

4. Crash box assembly according to claim 1, characterised in that said guide plate (22) is welded to the corresponding side wall of said shell (1) at said notch (11).

5. Crash box assembly according to claim 1, characterised in that a stiffening plate (12) is provided inside the shell (1), said stiffening plate (12) being connected to the inner wall of the shell (1).

6. Crash box assembly according to claim 1, characterised in that the guide plate (22) is provided with lightening holes or lightening slots.

7. The crash box assembly as recited in claim 1, wherein the attachment plate (21) is provided with a fixed attachment hole (211), the fixed attachment hole (211) being adapted to be connected to the front side member.

8. The crash box assembly as set forth in claim 1 wherein said web (21) is provided with a sensor mounting hole (213).

9. The crash box assembly as claimed in claim 1, wherein the connecting plate (21) is provided with a through-hole (212) in a thickness direction thereof, the through-hole (212) communicating with an inside of the shell (1).

10. A vehicle comprising the crash box assembly of any one of claims 1-9.

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