CN217994358U

CN217994358U - Bumper subassembly and vehicle

Info

Publication number: CN217994358U
Application number: CN202220677757.4U
Authority: CN
Inventors: 张晓飞; 章翡飞; 刘志明; 张真; 贺静怡; 唐虹云
Original assignee: Beijing Chehejia Automobile Technology Co Ltd
Current assignee: Beijing Chehejia Automobile Technology Co Ltd
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-12-09
Anticipated expiration: 2032-03-24
Also published as: WO2023179427A9; WO2023179427A1

Abstract

The utility model relates to an automobile parts technical field specifically discloses a bumper subassembly and vehicle, including bumper bar and laser radar, laser radar links to each other with bumper detachably, and laser radar establishes in the bumper, and laser radar has the transmitting terminal, and the transmitting terminal is towards the outside of bumper. The utility model discloses a bumper subassembly can reduce the vehicle energy consumption and reduce the influence of laser radar noise to the cockpit.

Description

Bumper subassembly and vehicle

Technical Field

The utility model relates to an automobile parts technical field, concretely relates to bumper subassembly and vehicle.

Background

The laser radar is one of the most important sensors of the automobile, and is mainly used for detecting whether obstacles exist around the automobile or not and avoiding safety accidents caused by the fact that the automobile collides the obstacles. In the related art, the lidar is mainly arranged on the roof of an automobile or behind a front windshield of the automobile. For the lidar arranged on the roof, the wind resistance of the automobile during running can be increased, the energy consumption of the automobile is increased, and for the lidar arranged behind the front windshield, the passenger space of a cab can be occupied.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, the embodiment of the utility model provides a bumper subassembly can reduce the vehicle energy consumption and reduce the influence of laser radar noise to the cockpit.

The embodiment of the utility model provides a vehicle has still been provided.

The utility model discloses bumper subassembly, include: a bumper beam; lidar, lidar with bumper detachably links to each other, lidar establish in the bumper, lidar has the transmitting terminal, the transmitting terminal orientation the outside of bumper.

The utility model discloses a bumper subassembly can reduce the vehicle energy consumption and reduce the influence of laser radar noise to the cockpit.

In some embodiments, be equipped with first joint portion on the lidar, be equipped with second joint portion on the bumper, second joint portion establishes hold the intracavity, first joint portion with second joint portion joint is in order to link to each other the lidar with the bumper.

In some embodiments, the lidar has a connecting portion, and the bumper assembly further includes a connecting member having an end that extends through the connecting portion and the bumper to connect the lidar to the bumper.

In some embodiments, the bumper assembly further includes a fascia that is removably attached to the bumper.

In some embodiments, a third clamping portion is disposed on the panel, a fourth clamping portion is disposed on the bumper and is adjacent to the panel, and the third clamping portion and the fourth clamping portion cooperate to connect the panel and the bumper.

In some embodiments, a side end face of the panel away from the lidar is in the same plane as a side end face of the bumper away from the lidar.

In some embodiments, the bumper assembly further includes a filter membrane connected to the fascia, and the filter membrane is positioned between the fascia and the bumper.

In some embodiments, the filter membrane is integrally formed with the panel.

In some embodiments, the bumper assembly further comprises a heater wire disposed within the filter membrane, one end of the heater wire adapted to be connected to a heating control unit.

In some embodiments, the bumper comprises a skin, a receiving cavity is arranged in the skin, the laser radar is arranged in the receiving cavity, and the transmitting end faces the outside of the receiving cavity.

The utility model discloses vehicle, include: a vehicle body; a bumper assembly attached to the vehicle body, the bumper assembly being as in any one of the embodiments described above.

The utility model discloses vehicle can reduce the influence that the vehicle energy consumption reduced the laser radar noise to the cockpit.

Drawings

Fig. 1 is a schematic structural view of a bumper assembly according to an embodiment of the present invention.

Fig. 2 is an exploded schematic view of a bumper assembly according to an embodiment of the present invention.

Fig. 3 is a schematic view of the connection between the skin and the panel according to the embodiment of the present invention.

Fig. 4 is a cross-sectional view of a safety lever assembly according to an embodiment of the present invention.

Fig. 5 is a rear view of a bumper assembly according to an embodiment of the present invention.

Fig. 6 is a schematic cross-sectional view of the section B-B shown in fig. 5.

Reference numerals are as follows:

the bumper 1, the skin 11, the accommodating cavity 111, the second clamping portion 12, the fourth clamping portion 13,

the laser radar 2, the first clamping part 21, the connecting part 22,

connecting part 3, panel 4, third joint part 41, filter membrane 5, heating wire 6.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

The utility model discloses bumper subassembly, including bumper 1 and laser radar 2, bumper 1 laser radar 2 links to each other with 1 detachably of bumper, and establishing of laser radar 2 is in bumper 1, and laser radar 2 has the transmitting terminal, and the transmitting terminal is towards bumper 1's outside.

For example, the laser radar 2 may be detachably or fixedly connected to the bumper 1. The utility model discloses a 1 subassembly of bumper links to each other laser radar 2 and bumper 1, keeps away from the cockpit, can reduce the influence of laser radar 2 to the cockpit, and laser radar 2 is established in bumper 1, avoids laser radar 2 to expose, has reduced laser radar 2 and has matchd with other outward appearance pieces, has reduced the degree of difficulty in control surface difference and gap to compare with laser radar 2 is external, reduced vehicle windage and vehicle energy consumption.

In some embodiments, the laser radar 2 is provided with a first clamping portion 21, the bumper 1 is provided with a second clamping portion 12, and the first clamping portion 21 and the second clamping portion 12 are clamped to connect the laser radar 2 and the bumper 1.

For example, the number of the first clamping portions 21 may be multiple, the multiple first clamping portions 21 are arranged at intervals along the circumferential direction of the laser radar 2, the number of the second clamping portions 12 is the same as that of the first clamping portions 21, and the multiple second clamping portions 12 correspond to the multiple first clamping portions 21 one to one.

The utility model discloses bumper 1 subassembly, through the cooperation of first joint portion 21 and second joint portion 12, can realize laser radar 2 and bumper 1's connection pretension, still can provide the location for laser radar 2's assembly, improve laser radar 2's assembly precision and efficiency, can improve laser radar 2 and bumper 1's stability of being connected through establishing in a plurality of first joint portions 21 and a plurality of second joint portion 12, still can provide diversified location for laser radar 2's installation.

In some embodiments, the lidar 2 is provided with a connecting portion 22, and the bumper 1 assembly further comprises a connecting member 3, wherein one end of the connecting member 3 penetrates through the connecting portion 22 and the bumper 1 to connect the lidar 2 with the bumper 1.

Specifically, as shown in fig. 4 and 6, the connecting portion 22 is provided on the outer wall surface of the laser radar 2, and the connecting member 3 passes through the connecting portion 22 and the bumper 1 in order from right to left. The utility model discloses bumper subassembly through setting up adapting unit 3, can improve laser radar 2 and bumper 1's joint strength.

In some embodiments, the bumper assembly further comprises a fascia 4, the fascia 4 being removably attached to the bumper 1, the fascia 4 being located on a side remote from the lidar 2.

Specifically, as shown in fig. 2, the panel 4 is disposed at the left end of the bumper 1, and it should be noted that the panel 4 is a transparent panel 4, so as to avoid that the laser radar 2 cannot work normally due to the shielding of the transmitting end of the laser radar 2, for example, the panel 4 may be a PC, PMMA, plexiglass or toughened glass panel 4, and the thickness of the panel 4 is 2 to 5mm, for example, the thickness of the panel 4 may be 2cm, 2.5cm, 3cm, 3.5cm, 4cm or 5cm.

Preferably, the left end face of the panel 4 is further provided with a hard coating layer, and the hard coating layer can improve the scratch resistance and the ultraviolet resistance of the panel 4.

In some embodiments, a third clamping portion 41 is disposed on the panel 4, a fourth clamping portion 13 is disposed on the bumper 1, the fourth clamping portion 13 is disposed adjacent to the panel 4, and the third clamping portion 41 and the fourth clamping portion 13 cooperate to connect the panel 4 to the bumper 1.

Specifically, as shown in fig. 3, the third clamping portion 41 is disposed on the right side of the panel 4, the fourth clamping portion 13 is disposed on the left side of the bumper 1, the number of the third clamping portions 41 and the number of the fourth clamping portions 13 are both multiple and the same, the multiple third clamping portions 41 are arranged at intervals in the circumferential direction of the panel 4, and the multiple fourth clamping portions 13 correspond to the multiple third clamping portions 41 one to one.

For example, the panel 4 and the bumper 1 may also be connected by bolts.

The utility model discloses bumper subassembly, panel 4 and bumper 1 cooperate through third joint portion 41 and the 13 joints of fourth joint portion with bumper 1, can improve panel 4 and bumper 1's assembly efficiency and assembly precision.

In some embodiments, the end of the panel 4 facing away from the lidar 2 is coplanar with the end of the bumper 1 facing away from the lidar 2.

Specifically, after the panel 4 is connected with the bumper 1, the left end face of the panel 4 and the left end face of the bumper 1 are located on the same plane, so that the smoothness of the outer wall face of the bumper is guaranteed, and the wind resistance and the energy consumption of a vehicle are reduced.

In some embodiments, the bumper assembly further comprises a filter membrane 5, the filter membrane 5 being attached to the fascia 4, and the filter membrane 5 being located between the fascia 4 and the bumper 1.

For example, the filter membrane 5 can be a PET, PC, PVC, ABS, PE, PP or BOP filter membrane 5, and the filter membrane 5 can satisfy the infrared transmittance of 600-1600 nm wavelength, thereby improving the light transmittance of the laser radar 2.

In some embodiments, the filter membrane 5 is integrally formed with the panel 4, for example, the filter membrane 5 and the panel 4 may be integrally formed by injection molding, or the filter membrane 5 and the panel 4 may be removably attached, for example, by adhering the filter membrane 5 to the panel 4.

The utility model discloses bumper subassembly, filter membrane 5 and panel 4 integrated into one piece can improve the stability that filter membrane 5 and panel 4 are connected, avoid filter membrane 5 to drop. The filter membrane 5 is removably connected to the panel 4, which also facilitates the replacement of the filter membrane 5.

In some embodiments, the bumper assembly further comprises a heating wire 6, the heating wire 6 being disposed within the filter membrane 5.

For example, the heating wire 6 is printed on the filter membrane 5 or embedded in the filter membrane 5 through a printing process, the joint of the heating wire 6 is suitable for being connected with the heating control unit, it should be noted that the heating control unit can be an automobile body control module, the work of the heating wire 6 is controlled through the automobile body control module, and the filter membrane 5 and the panel 4 in the window area of the laser radar 2 are heated through the heating wire 6, so that defrosting and demisting are performed, the light transmittance of the laser radar in rainy and foggy days is improved, and the work efficiency of the laser radar 2 is improved.

In some embodiments, bumper 1 includes skin 11, skin 11 has accommodating cavity 111 therein, and lidar 2 is disposed in accommodating cavity 111 with a transmitting end facing outside of accommodating cavity 111

Specifically, as shown in fig. 2, both ends all have the opening about holding chamber 111, hold chamber 111 left end and compare and keep away from the cockpit in the right-hand member and arrange, and laser radar 2's left end stretches into and holds in chamber 111, and laser radar 2 right-hand member stretches out and holds chamber 111, and laser radar 2's transmitting terminal orientation holds the left end of chamber 111, can wrap laser radar 2 through setting up covering 1, avoids laser radar to receive the external environment influence, improves the accuracy that laser radar surveyed.

In some embodiments, the second clamping portion 12 is provided on the skin 11, and the second clamping portion 12 is provided in the accommodating cavity 111.

Specifically, as shown in fig. 4, the left end of laser radar 2 is equipped with first joint portion 21, holds and is equipped with second joint portion 12 in the chamber 111, and laser radar 2's left end stretches into and holds in the chamber 111, and first joint portion 21 links to each other with second joint portion 12, when second joint portion 12 established on covering 11, through the cooperation of first joint portion 21 and second joint portion 12, can realize laser radar 2 and covering 11's connection pretension.

In some embodiments, connecting part 3 passes through connecting part 22 and skin 11 from right to left in sequence to connect lidar 2 with skin 11, so that the connecting strength of lidar 2 and skin 11 is improved.

In some embodiments, panel 4 and covering 11 detachably are connected, and the left end that panel 4 will hold chamber 111 is sealed, through setting up panel 4, can seal and hold chamber 111, improves the protection to lidar 2, avoids lidar 2 to damage.

In some embodiments, the fourth clamping portion 13 is disposed on the left side of the skin 11, and the panel 4 is clamped and matched with the skin 11 through the third clamping portion 13 and the fourth clamping portion 13. Or panel 4 and skin 11 are bolted together.

In some embodiments, after the panel 4 is connected to the skin 11, the left end surface of the panel 4 and the left end surface of the skin 11 are in the same plane, so that the outer wall surface of the skin 11 is smooth, and the wind resistance and the energy consumption of the vehicle are reduced.

In some embodiments, the filter membrane 5 is located between the panel 4 and the skin 11. The utility model discloses the vehicle includes automobile body and bumper subassembly, and the bumper subassembly links to each other with the automobile body, and the bumper subassembly is the bumper subassembly of above-mentioned arbitrary embodiment.

The utility model discloses the vehicle owing to adopted the bumper subassembly of above-mentioned embodiment, can reduce the influence of vehicle energy consumption reduction 2 noises of laser radar to the cockpit.

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 indicated based on 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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like mean 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 disclosure. 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 embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. A bumper assembly, comprising:

a bumper;

lidar, lidar with bumper detachably links to each other, lidar establish in the bumper, lidar has the transmitting terminal, the transmitting terminal orientation the outside of bumper.

2. The bumper assembly of claim 1, wherein the lidar is provided with a first clamping portion, the bumper is provided with a second clamping portion, and the first clamping portion is clamped with the second clamping portion to connect the lidar with the bumper.

3. The bumper assembly of claim 2, wherein the lidar has a connecting portion thereon, and further comprising a connecting member having an end that extends through the connecting portion and the bumper to connect the lidar to the bumper.

4. The bumper assembly of claim 2, further comprising a fascia that is removably attached to the bumper.

5. The bumper assembly of claim 4, wherein a third snap-fit portion is provided on the fascia, a fourth snap-fit portion is provided on the bumper, the fourth snap-fit portion being disposed adjacent to the fascia, the third snap-fit portion cooperating with the fourth snap-fit portion to connect the fascia to the bumper.

6. The bumper assembly of claim 4, wherein a side of the fascia facing away from the lidar is coplanar with a side of the bumper facing away from the lidar.

7. The bumper assembly of claim 4, further comprising a filter membrane connected to the fascia and positioned between the fascia and the bumper.

8. The bumper assembly of claim 7, further comprising a heater wire disposed within the filter membrane, one end of the heater wire adapted to be connected to a heating control unit.

9. The bumper assembly of claim 7, wherein the filter membrane is integrally formed with the fascia.

10. The bumper assembly of any one of claims 1-9, wherein the bumper includes a skin having a receiving cavity therein, the lidar is disposed within the receiving cavity, and the transmitting end faces outwardly of the receiving cavity.

11. A vehicle, characterized by comprising:

a vehicle body;

a bumper assembly attached to the vehicle body, the bumper assembly being as defined in any one of claims 1 to 10.