CN212950485U - A bumper structure for automobile and automobile - Google Patents
A bumper structure for automobile and automobile Download PDFInfo
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- CN212950485U CN212950485U CN202020899767.3U CN202020899767U CN212950485U CN 212950485 U CN212950485 U CN 212950485U CN 202020899767 U CN202020899767 U CN 202020899767U CN 212950485 U CN212950485 U CN 212950485U
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- bumper
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Abstract
本实用新型涉及汽车技术领域，本实用新型公开了一种用于汽车的保险杠结构及汽车，该保险杠结构包括吸能件和保险杠壳体，该吸能件包括通孔；该保险杠上设有卡接结构，该卡接结构包括连接的弹性段和伸出结构，该弹性段的一端与该保险杠壳体连接；该伸出结构穿过该通孔，并与该吸能件的表面接触，且该弹性段抵住该通孔的内壁，使得该卡接结构与该通孔卡接，进而使该保险杠与该吸能件卡接。本实用新型提供的保险杠结构具有使保险杠壳体与吸能件安装成本低和安装效率高的特点。
The utility model relates to the technical field of automobiles. The utility model discloses a bumper structure for automobiles and an automobile. The bumper structure comprises an energy-absorbing part and a bumper shell; the energy-absorbing part includes a through hole; There is a snap connection structure on it, the snap connection structure includes a connected elastic segment and a protruding structure, one end of the elastic segment is connected with the bumper shell; the protruding structure passes through the through hole and is connected with the energy absorbing member The surface contacts, and the elastic section abuts the inner wall of the through hole, so that the clamping structure is clamped with the through hole, and then the bumper is clamped with the energy absorbing member. The bumper structure provided by the utility model has the characteristics of low installation cost and high installation efficiency of the bumper shell and the energy-absorbing member.
Description
Technical Field
The utility model relates to the technical field of automobiles, in particular to a bumper structure and car for car.
Background
Generally, in order to improve self anti-collision performance of an existing automobile, bumpers are mounted in front of and behind an automobile body, and are used for absorbing and mitigating external impact force and protecting the front and rear of the automobile body, and along with improvement of safety awareness of people, requirements on driving safety of the automobile are higher and higher, so that research on the aspect of the bumpers becomes an essential direction.
Energy-absorbing foam is generally arranged in a bumper of a mainstream vehicle type in the market at present, the bumper and the energy-absorbing foam are generally fixed on a front bumper assembly through clamping pieces or screws, wherein the clamping piece fixing means that a bumper insert passes through the energy-absorbing foam and is clamped on the bumper insert through the clamping pieces to be fixed, generally, 3-4 clamping pieces are needed for fixing the energy-absorbing foam on the front bumper assembly, and the screw fixing means that a bumper screw column passes through the energy-absorbing foam and is then fixed on the front bumper assembly through a screw with a gasket.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the installation cost of the energy absorbing part in the bumper and the bumper is high and the efficiency is low.
In order to solve the above technical problem, the present application discloses a bumper structure for an automobile, which includes:
an energy absorbing member, the energy absorbing member including a through hole;
the bumper comprises a bumper shell, wherein a clamping structure is arranged on the bumper and comprises an elastic section and an extending structure which are connected, and one end of the elastic section is connected with the bumper shell;
the extending structure penetrates through the through hole and is in contact with the surface of the energy absorbing piece, and the elastic section props against the inner wall of the through hole, so that the clamping structure is clamped with the through hole, and the bumper is clamped with the energy absorbing piece.
Optionally, the energy absorbing member is an energy absorbing foam;
the energy absorbing member includes a first face and a second face;
the through hole comprises an inlet and an outlet;
the inlet is positioned on the first surface, and the outlet is positioned on the second surface;
the surface of the extending structure, which is contacted with the energy absorbing piece, is the second surface;
the elastic section and the inner wall of the through hole form a first preset included angle.
Optionally, the aperture of the inlet is larger than the aperture of the outlet.
Optionally, the protruding structure comprises a fixed end and a free end;
the fixed end is connected with the end part of the elastic section;
the extending structure is connected with the elastic section to form a second preset included angle;
the second preset included angle is an acute angle;
the free end is in contact with the second face.
Optionally, two clamping structures are arranged on the bumper;
the vertical distance between the elastic sections of the two clamping structures is less than or equal to the inner diameter of the through hole;
the vertical distance between the joint of each elastic section and the bumper shell and the top of the through hole is 30-50 mm;
the second preset included angle ranges from 20 degrees to 30 degrees;
the vertical distance between the free end and the elastic section is 5-8 mm;
the diameter of the through hole is 20-30 mm.
Optionally, the bumper is provided with the clamping structure;
the diameter of the through hole is 8-15 mm.
Optionally, the projecting structure is a right angle triangular prism;
the cross section of the protruding structure comprises a first right-angle side and a second right-angle side;
the first right-angle edge is connected with the side surface of the elastic section;
the second right-angle side is contacted with the second surface.
Optionally, the two opposite surfaces of the elastic segments are respectively provided with a reinforcing rib.
Optionally, the energy absorbing member comprises four of the through holes;
the middle part of the energy-absorbing piece is provided with two through holes, and two ends of the energy-absorbing piece are respectively provided with one through hole.
The present application also discloses, in another aspect, an automobile including the bumper structure described above.
Adopt above-mentioned technical scheme, the bumper structure that this application provided has following beneficial effect:
the application discloses a bumper structure for an automobile, the bumper structure including an energy absorbing member and a bumper shell, the energy absorbing member including a through hole; the bumper is provided with a clamping structure, the clamping structure comprises a connected elastic section and an extending structure, and one end of the elastic section is connected with the bumper shell; the extending structure penetrates through the through hole and is in contact with the surface of the energy absorbing piece, and the elastic section props against the inner wall of the through hole, so that the clamping structure is clamped with the through hole, and the bumper is clamped with the energy absorbing piece;
the energy-absorbing foam is fixed on a bumper through clamping pieces or screws in the prior art, the general energy-absorbing foam needs 3-4 clamping pieces to be fixed on a front bumper assembly, the screws and gaskets are needed for screw fixation, the installation cost of the energy-absorbing foam comprises fixing pieces and installation tool cost, the energy-absorbing foam has the defect of high cost, the installation efficiency is low, namely, the energy-absorbing foam can be fixed only through the matching of special tools, a clamping structure is directly arranged on a bumper shell of the bumper structure provided by the application, through holes matched with the clamping structure are formed in the energy-absorbing piece, the clamping structure is directly clamped with the through holes, the bumper can be clamped with the energy-absorbing piece, the energy-absorbing foam is free of installation tool cost, and fasteners such as screws and the like are also absent, the energy-absorbing foam has the advantage of low cost, other tools are.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural view of a bumper structure according to the present application.
FIG. 2 is a schematic structural view of a bumper structure according to an alternative embodiment of the present application.
FIG. 3 is a schematic view of a first alternative bumper housing according to the present application.
FIG. 4 is a schematic structural view of a bumper housing according to another alternative embodiment of the present application.
Fig. 5 is a schematic structural diagram of a clamping structure according to an alternative embodiment of the present application.
Fig. 6 is a schematic structural view of a clamping structure according to another alternative embodiment of the present application.
Fig. 7 is a schematic structural view of a bumper structure according to a second alternative embodiment of the present application.
Fig. 8 is a schematic structural view of a bumper structure according to a third alternative embodiment of the present application.
Fig. 9 is a schematic structural view of a bumper structure according to a fourth alternative embodiment of the present application.
Fig. 10 is a schematic view of the overall structure of the bumper structure of the present application.
The following is a supplementary description of the drawings:
1-a bumper housing; 2-an energy absorbing member; 21-a through hole; 22-a first side; 23-a second face; 3-a clamping structure; 31-an elastic segment; 32-a projecting structure; 321-a fixed end; 322-free end; 33-reinforcing ribs; 34-a fixed plate; 35-buffer structure.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic may be included in at least one implementation of the present application. In the description of the present application, it is to be understood that the terms "upper", "lower", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application. 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 one or more of that feature. Moreover, the terms "first," "second," and the like 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 application described herein are capable of operation in sequences other than those illustrated or described herein.
As shown in fig. 1, fig. 1 is a schematic structural diagram of a bumper structure according to the present application. The application discloses a bumper structure for an automobile, the bumper structure comprising an energy absorbing member 2 and a bumper shell 1, the energy absorbing member 2 comprising a through hole 21; the bumper is provided with a clamping structure 3, the clamping structure 3 comprises an elastic section 31 and an extending structure 32 which are connected, and one end of the elastic section 31 is connected with the bumper shell 1; the extending structure 32 penetrates through the through hole 21 and contacts with the surface of the energy absorbing piece 2, and the elastic section 31 props against the inner wall of the through hole 21, so that the clamping structure 3 is clamped with the through hole 21, and the bumper is clamped with the energy absorbing piece 2;
the energy-absorbing foam is fixed on a bumper through clamping pieces or screws in the prior art, the energy-absorbing foam generally needs 3-4 clamping pieces to be fixed on a front bumper assembly, the screws and gaskets are needed for screw fixation, the installation cost of the energy-absorbing foam comprises fixing pieces and installation tool cost, the energy-absorbing foam has the defect of high cost, the installation efficiency is low, namely, the energy-absorbing foam can be fixed only through matching of special tools, the clamping structure 3 is directly arranged on the bumper shell 1 of the bumper structure provided by the application, the energy-absorbing part 2 is provided with the through hole 21 matched with the clamping structure 3, the clamping structure 3 is directly clamped with the through hole 21, the bumper can be clamped with the energy-absorbing part 2, the energy-absorbing foam is free of installation tool cost and fasteners such as screws, the energy-absorbing foam mounting method has the advantage of low cost, other tools are not needed in the installation.
In an alternative embodiment, as shown in fig. 2, fig. 2 is a schematic structural diagram of a bumper structure in an alternative embodiment of the present application. The energy absorbing piece 2 is energy absorbing foam; specifically, the energy-absorbing foam material includes, but is not limited to, plastic and aluminum, when the energy-absorbing member 2 is made of plastic, the energy-absorbing member 2 has the characteristics of softness and good elasticity, so that the clamping structure 3 of the bumper shell 1 can be more easily clamped and matched with the through hole 21, and the energy-absorbing member 2 includes a first surface 22 and a second surface 23; the through-hole 21 includes an inlet and an outlet; the inlet is located on the first face 22 and the outlet is located on the second face 23; the surface of the protruding structure 32 in contact with the energy absorbing element 2 is the second face 23; the elastic section 31 and the inner wall of the through hole 21 form a first predetermined angle, that is, the elastic section 31 and the inner wall of the through hole 21 abut against each other at a point.
In an alternative embodiment, the bumper is made of plastic, and the bumper and the clamping structure 3 are integrally formed through an injection molding process, so that the bumper shell 1 and the energy absorbing piece 2 can be mounted without additional parts and fasteners, and the advantages of low cost and high mounting efficiency are achieved.
In an alternative embodiment, the diameter of the inlet is larger than the diameter of the outlet, which facilitates a better and faster insertion of the protruding structure 32 of the snap-in structure 3 into the through hole 21 and the snap-in with the through hole 21.
In an alternative embodiment, as shown in fig. 3, fig. 3 is a schematic structural view of a first alternative bumper housing 1 of the present application. The bumper shell 1 is provided with two clamping structures 3, and the extending structure 32 comprises a fixed end 321 and a free end 322; the fixed end 321 is connected with the end of the elastic section 31; the extending structure 32 is connected with the elastic section 31 to form a second preset included angle; the second preset included angle is an acute angle; the free end 322 is in contact with the second face 23. In another alternative embodiment, as shown in fig. 4, fig. 4 is a schematic structural diagram of a bumper housing 1 in another alternative embodiment of the present application. Be equipped with a joint structure 3 on this bumper, have with low costs advantage, and the both sides of this elasticity section 31 are equipped with a fixed plate 34 respectively for strengthen the intensity of elasticity section 31.
In an alternative embodiment, as shown in fig. 5, fig. 5 is a schematic structural diagram of the clamping structure 3 in an alternative embodiment of the present application. The bumper shell 1 is provided with two clamping structures 3, and the extending structure 32 is a right-angle triangular prism; the cross-section of the projecting structure 32 includes a first right-angle side and a second right-angle side; the first right-angle side is connected with the side surface of the elastic section 31; the second right-angle edge is contacted with the second surface 23; in another alternative embodiment, as shown in fig. 6, fig. 6 is a schematic structural view of the clamping structure 3 in another alternative embodiment of the present application. The bumper shell 1 is provided with the clamping structure 3, the clamping structure 3 is the clamping structure 3 shown in the figure 5, the application position of the clamping structure 3 is enlarged, and the bumper shell has the characteristic of reducing the cost of a bumper.
In an alternative embodiment, as shown in fig. 2 and 7, fig. 7 is a schematic structural diagram of a bumper structure in a second alternative embodiment of the present application. The bumper is provided with two clamping structures 3; as shown in fig. 2, the vertical distance between the elastic segments 31 of the two clamping structures 3 is less than or equal to the inner diameter of the through hole 21; the vertical distance l between the joint of each elastic section 31 and the bumper shell 1 and the top of the through hole 21 is 30-50 mm, when l is longer, the clamping structure 3 is easy to deform and install, the range of the second preset included angle alpha is 20-30 degrees, and when alpha is smaller, the clamping structure 3 is easier to push the through hole 21 to install; the vertical distance h between the free end 322 and the elastic section 31 is 5-8 mm, and when h is larger, the installation reliability of the clamping structure 3 is higher, so that the clamping structure is not easy to disengage; the diameter of the through hole 21 is 20-30 mm, or the clamping structure 3 is shown in fig. 7.
In an alternative embodiment, as shown in fig. 3, two opposing faces of the elastic segments 31 are provided with a rib 33.
In another alternative embodiment, as shown in fig. 8 and 9, fig. 8 is a schematic structural diagram of a bumper structure in a third alternative embodiment of the present application. The clamping structure 3 is the structure shown in fig. 3, a buffer structure 35 is arranged at the joint of the clamping structure 3 and the bumper shell 1, and the buffer structure 35 is a stepped structure, so that the stress concentration of the clamping structure 3 and the bumper shell 1 can be reduced; fig. 9 is a schematic structural view of a bumper structure according to a fourth alternative embodiment of the present application. The bumper is provided with the clamping structure 3, the clamping structure 3 is of a structure shown in fig. 5, and the diameter of the through hole 21 is 8-15 mm.
In an alternative embodiment, as shown in FIG. 10, FIG. 10 is a schematic view of the overall structure of a bumper structure according to the present application. The energy absorbing member 2 comprises four of the through holes 21; the middle part of this energy-absorbing piece 2 is equipped with two these through-holes 21, the both ends of this energy-absorbing piece 2 are equipped with one this through-hole 21 respectively, specifically, every through-hole 21 in both ends corresponds two joint structure 3, can restrict energy-absorbing piece 2 and rock, effectively prevent to hold in the palm the card, as figure 3 or figure 5 joint structure 3, every through-hole 21 in the middle part of this energy-absorbing piece 2 corresponds a joint structure 3, as figure 5 or the joint structure 3 shown in figure 6, energy-absorbing piece 2 in middle part can be through self weight card at joint structure 3, of course, every through-hole 21 of energy-absorbing piece 2 in middle part can also correspond two these joint structure 3 as required.
The present application also discloses, in another aspect, an automobile including the bumper structure described above.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. A bumper structure for an automobile, comprising:
an energy absorbing element (2), the energy absorbing element (2) comprising a through hole (21);
the bumper comprises a bumper shell (1), wherein a clamping structure (3) is arranged on the bumper, the clamping structure (3) comprises an elastic section (31) and an extending structure (32) which are connected, and one end of the elastic section (31) is connected with the bumper shell (1);
the extending structure (32) penetrates through the through hole (21) and is in surface contact with the energy absorbing piece (2), and the elastic section (31) abuts against the inner wall of the through hole (21), so that the clamping structure (3) is connected with the through hole (21) in a clamping mode, and the bumper is connected with the energy absorbing piece (2) in a clamping mode.
2. The bumper structure for an automobile according to claim 1, characterized in that:
the energy-absorbing piece (2) is energy-absorbing foam;
the energy absorbing element (2) comprises a first face (22) and a second face (23);
the through hole (21) comprises an inlet and an outlet;
the inlet is located on the first face (22) and the outlet is located on the second face (23);
the surface of the protruding structure (32) which is in contact with the energy absorbing piece (2) is the second face (23);
the elastic section (31) and the inner wall of the through hole (21) form a first preset included angle.
3. The bumper structure for an automobile according to claim 2, characterized in that: the aperture of the inlet is larger than that of the outlet.
4. The bumper structure for an automobile according to claim 2, characterized in that: the protruding structure (32) comprises a fixed end (321) and a free end (322);
the fixed end (321) is connected with the end part of the elastic section (31);
the extending structure (32) is connected with the elastic section (31) to form a second preset included angle;
the second preset included angle is an acute angle;
the free end (322) is in contact with the second face (23).
5. The bumper structure for an automobile according to claim 4, characterized in that: the bumper is provided with two clamping structures (3);
the vertical distance between the elastic sections (31) of the two clamping structures (3) is smaller than or equal to the inner diameter of the through hole (21);
the vertical distance between the joint of each elastic section (31) and the bumper shell (1) and the top of the through hole (21) is 30-50 mm;
the range of the second preset included angle is 20-30 degrees;
the vertical distance between the free end (322) and the elastic section (31) is 5-8 mm;
the diameter of the through hole (21) is 20-30 mm.
6. The bumper structure for an automobile according to claim 4, characterized in that: the bumper is provided with the clamping structure (3);
the diameter of the through hole (21) is 8-15 mm.
7. The bumper structure for an automobile according to claim 2, characterized in that: the extending structure (32) is a right-angle triangular prism;
the cross-section of the projecting structure (32) comprises a first right-angle side and a second right-angle side;
the first right-angle edge is connected with the side surface of the elastic section (31);
the second cathetus is in contact with the second face (23).
8. The bumper structure for an automobile according to claim 2, characterized in that: and reinforcing ribs (33) are respectively arranged on the opposite surfaces of the two elastic sections (31).
9. The bumper structure for an automobile according to claim 1, characterized in that: the energy absorbing piece (2) comprises four through holes (21);
the middle of the energy-absorbing piece (2) is provided with two through holes (21), and two ends of the energy-absorbing piece (2) are respectively provided with one through hole (21).
10. An automobile, characterized in that: comprising a bumper structure according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020899767.3U CN212950485U (en) | 2020-05-25 | 2020-05-25 | A bumper structure for automobile and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020899767.3U CN212950485U (en) | 2020-05-25 | 2020-05-25 | A bumper structure for automobile and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212950485U true CN212950485U (en) | 2021-04-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020899767.3U Active CN212950485U (en) | 2020-05-25 | 2020-05-25 | A bumper structure for automobile and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212950485U (en) |
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2020
- 2020-05-25 CN CN202020899767.3U patent/CN212950485U/en active Active
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