CN220615977U - Connection structure and vehicle - Google Patents
Connection structure and vehicle Download PDFInfo
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- CN220615977U CN220615977U CN202322257899.2U CN202322257899U CN220615977U CN 220615977 U CN220615977 U CN 220615977U CN 202322257899 U CN202322257899 U CN 202322257899U CN 220615977 U CN220615977 U CN 220615977U
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- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
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- Body Structure For Vehicles (AREA)
Abstract
The utility model provides a connecting structure and a vehicle, wherein the connecting structure is used for connecting one end of a first component and the side part of a second component; the connecting structure comprises a first connecting flange formed at the end part of the first component, a second connecting flange formed at the side part of the second component and a plurality of connecting pieces; the first connecting flange is lapped on the second component and is fixedly connected with the second component through the connecting piece, and the second connecting flange is lapped on the first component and is fixedly connected with the first component through the connecting piece. According to the connecting structure, the first connecting flange of the first component is lapped on the second component, the second connecting flange of the side part of the second component is lapped on the first component, and the plurality of connecting pieces, so that the connecting strength between the first component and the second component can be improved, a reinforcing plate in the prior art is omitted, the attractive appearance of the connecting position of the first component and the second component is improved, and the increase of material cost is avoided.
Description
Technical Field
The utility model relates to the technical field of vehicle parts, in particular to a connecting structure. Meanwhile, the utility model also relates to a vehicle adopting the connecting structure.
Background
With the flourishing development of the automobile industry, competition among automobile enterprises is increasingly strong, and low-cost structural design is an important route for improving the competitiveness. The vehicle body is a mounting foundation of the whole vehicle and integrally comprises main bearing elements such as longitudinal beams, cross beams, struts and the like, and sheet metal parts connected with the main bearing elements. It is therefore important to optimize the body structure to improve the body performance.
The parts on the vehicle body are more, and when the parts are connected, the connection scheme adopted generally mainly comprises two connection modes of direct welding and reinforcing plate matching. For example, when the end of one member is directly welded to the side of the other member, the joint between the two members may be welded. The direct welding connection mode is convenient to operate and low in cost.
However, the disadvantage of direct welding is that only the linear position where the two parts meet is welded, so that the strength of the connection between the two parts is low. Especially, when the direct welded connection structure is applied to an important connection part and a vehicle collides and the like receives external impact force, the connection failure easily occurs at the welding part, so that the connection effect of the two parts is poor, even the connection is released, and the safety of the vehicle body is further influenced. In addition, the welding process has the problems of component deformation, environmental pollution and the like.
The scheme of direct welding and reinforcing plate matching means that after two parts are connected in a direct welding mode, the reinforcing plate is arranged on the outer side of the joint of the two parts, and the reinforcing plate is connected with the two parts through a connecting piece at the same time, so that the connection strength is improved. However, the scheme of adopting the reinforcing plate to improve the strength increases the reinforcing plate and the connecting piece, thereby increasing the number of parts, increasing the material cost and being unfavorable for the low-cost design of the vehicle body. Meanwhile, the arrangement of the reinforcing plate and the connecting piece also enables the appearance of the connecting part to be attractive, and is not beneficial to the delicacy of the vehicle body.
Disclosure of Invention
In view of the above, the present utility model aims to propose a connection structure that can overcome at least one of the shortcomings of the prior art.
In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:
a connection structure for connection between one end of a first member and a side of a second member;
the connecting structure comprises a first connecting flange formed at the end part of the first component, a second connecting flange formed at the side part of the second component and a plurality of connecting pieces;
the first connecting flange is lapped on the second component and is fixedly connected with the second component through the connecting piece, and the second connecting flange is lapped on the first component and is fixedly connected with the first component through the connecting piece.
Further, the first connecting flange is lapped on the outer wall of the second component, and the second connecting flange is lapped on the inner wall of the first component.
Further, the first component is provided with a first side wall and a second side wall which are adjacent, and the end parts of the first side wall and the second side wall are respectively provided with the first connecting flanging.
Further, the second component is provided with the second connecting flanges which are respectively overlapped with the first side wall and the second side wall.
Further, each first connecting flange is lapped on the same side wall of the second component, and the first component is provided with a third side wall, and the third side wall is adjacent to the first side wall and is opposite to the second side wall;
the end of the third side wall is provided with an extension edge extending towards the second component, and the extension edge is lapped on other side walls of the second component and is fixedly connected with the second component through the connecting piece.
Further, structural adhesives are arranged between the first connecting flange and the second component, between the second connecting flange and the first component, and between the extending edge and the second component.
Further, the first member is disposed obliquely with respect to the second member.
Further, the first component and the second component are made of sectional materials.
Further, the connecting piece adopts rivets.
Compared with the prior art, the utility model has the following advantages:
according to the connecting structure, the first connecting flange of the first component is lapped on the second component, the connecting piece fixedly connects the first connecting flange with the second component, the second connecting flange at the side part of the second component is lapped on the first component, and the connecting piece fixedly connects the second connecting flange with the first component, so that the connecting strength between the first component and the second component can be improved, a reinforcing plate in the prior art is omitted, the attractive appearance of the connecting position of the first component and the second component is improved, and the increase of material cost is avoided.
In addition, through first connection turn-ups overlap joint on the outer wall of second part, second connection turn-ups overlap joint is on the inner wall of first part for form inside and outside grafting's cooperation mode between first part and the second part, can increase the connection and the bearing area between first part and the second part, and then improve the junction and bear the ability to external load.
The first connecting flanges are arranged on the adjacent first side wall and second side wall of the first component, so that the connection firmness between the first connecting flanges and the second component is improved, and the arrangement and implementation are facilitated. The second connection flanging on the second component is respectively connected with the first side wall and the second side wall, so that the connection strength between the second connection flanging and the first component is further improved. The extension edge on the third side wall is fixedly connected with the second component through the connecting piece and can be matched with the two first flanging edges, so that the connection firmness between the first component and the second component is further improved.
In addition, all be equipped with the structural adhesive between first connection turn-ups and the second part between second connection turn-ups and the first part to and extend between limit and the second part, can increase the joint strength between the two, also can realize the isolation between first part and the second part, help promoting corrosion resistance, still can realize the connection between different materials first part and the second part.
The first part is arranged obliquely relative to the second part, so that the force transmission effect of collision force on the first part and the second part is improved. The first part and the second part are made of sectional materials, so that the structural strength of the first part and the second part can be improved, the processing and forming are convenient, and the collision force can be absorbed and dispersed and transmitted. The structure of rivet is ripe, the installation of being convenient for, and it is effectual to connect.
Another object of the present utility model is to propose a vehicle whose body is provided with a connecting structure as described above.
The vehicle has the same beneficial effects as the connecting structure, and the description is omitted here.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
FIG. 1 is a schematic view of a first component and a second component according to an embodiment of the present utility model in a first view angle;
FIG. 2 is a schematic view of the first and second components of an embodiment of the present utility model in a second view;
FIG. 3 is a schematic view of a portion of the first and second components according to an embodiment of the present utility model at a third view angle;
FIG. 4 is a cross-sectional view taken along the direction A-A in FIG. 3;
FIG. 5 is a schematic view of a first component according to an embodiment of the present utility model in a view;
FIG. 6 is a schematic view of a first component according to an embodiment of the present utility model from another perspective;
FIG. 7 is a schematic view of a portion of a second component according to an embodiment of the present utility model in a view;
fig. 8 is a schematic view of a portion of a second component according to an embodiment of the present utility model in another view.
Reference numerals illustrate:
1. a first component; 2. a second component;
101. a first sidewall; 102. a second sidewall; 103. a third sidewall; 1031. an extension edge; 1032. a third connection hole; 1033. a third connecting member; 104. a first connecting flange; 1041. a first connection hole; 1042. a first connector; 105. a second mating hole;
201. a second connecting flanging; 2011. a second connection hole; 202. a third mating hole; 203. a first mating hole; 204. and a second connecting piece.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
In the description of the present utility model, it should be noted that, if terms indicating an orientation or positional relationship such as "upper", "lower", "inner", "outer", etc. are presented, they are based on the orientation or positional relationship shown in the drawings, only for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, if any, are also used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, in the description of the present utility model, the terms "mounted," "connected," and "connected," are to be construed broadly, unless otherwise specifically defined. For example, the connection can be fixed connection, detachable connection or integrated connection; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in combination with specific cases.
The utility model will be described in detail below with reference to the drawings in connection with embodiments.
Example 1
The present embodiment relates to a connecting structure for connection between one end of a first member 1 and a side portion of a second member 2, and capable of improving a connection effect between the first member 1 and the second member 2.
As a whole, as shown in fig. 1 to 8, the connecting structure of the present embodiment includes a first connecting flange 104 formed at an end of the first member 1, a second connecting flange 201 formed at a side of the second member 2, and a plurality of connecting members. The first connecting flange 104 is lapped on the second component 2 and is fixedly connected with the second component 2 through a connecting piece, and the second connecting flange 201 is lapped on the first component 1 and is fixedly connected with the first component 1 through a connecting piece.
In the above structure, the first connecting flange 104 of the first component 1 is lapped on the second component 2, the connecting piece fixedly connects the first connecting flange 104 with the second component 2, the second connecting flange 201 on the side part of the second component 2 is lapped on the first component 1, and the connecting piece fixedly connects the second connecting flange 201 with the first component 1, so that the connecting strength between the first component 1 and the second component 2 can be improved by utilizing the arrangement and connection of the connecting flanges on the two components.
Based on the above overall description, specifically, in the present embodiment, the structure of the first member 1 and the second member 2 in the connected state is as shown in fig. 1 to 3. The front end of the first component 1 is connected with the outer side of the second component 2, and as a preferential mode, the first component 1 and the second component 2 are made of sectional materials, and cavities extending along the length direction of the first component 1 and the second component 2 are respectively arranged in the first component and the second component, so that the processing and forming of the first component 1 and the second component 2 are facilitated, and the first component and the second component have better structural strength and are also favorable for absorbing and transmitting collision force.
To further improve the connection between the first part 1 and the second part 2, in this embodiment the first connection flange 104 overlaps the outer wall of the second part 2 and the second connection flange 201 overlaps the inner wall of the first part 1. So make between first connection turn-ups 104 and the second part 2, and form the cooperation mode of inside and outside grafting between second connection turn-ups 201 and the first part 1, can increase the connection and the bearing area between first part 1 and the second part 2, and then have higher joint strength, do benefit to the bearing capacity of improvement junction to external load.
As shown in fig. 5 and 6, the first member 1 in this embodiment has adjacent first and second side walls 101 and 102, and the ends of the first and second side walls 101 and 102 are each provided with a first connecting flange 104. The front side and the bottom of the first component 1 are respectively connected with the second component 2 through the first connecting flange 104 on the first side wall 101 and the first connecting flange 104 on the second side wall 102, so that the connection strength between the first component 1 and the second component 2 is improved.
For convenience of description, the connection member for connecting between the first connection flange 104 and the second member 2 is referred to as a first connection member 1042, and the connection member for connecting between the second connection flange 201 and the first member 1 is referred to as a second connection member 204. Specifically, each of the first connecting flanges 104 is provided with a plurality of first connecting holes 1041, the plurality of first connecting holes 1041 are arranged at intervals along the length direction of the first connecting flange 104, and the side wall of the second member 2 is provided with first fitting holes 203 corresponding to the first connecting holes 1041 one by one.
The plurality of first connecting members 1042 respectively pass through the first connecting holes 1041 and the corresponding first fitting holes 203 along the left-right direction of the whole vehicle, so as to fixedly connect each first connecting flange 104 with the second member 2. The plurality of first connecting members 1042 can prevent the first connecting flange 104 and the second member 2 from moving relatively in the left-right direction, so as to have a better connecting effect.
As a preferred embodiment, as shown in fig. 7 and 8, the second part 2 is provided with a second connecting flange 201 overlapping the first side wall 101 and the second side wall 102, respectively. Through the overlap joint of two second connection turn-ups 201 and first part 1, can increase the connection area between second connection turn-ups 201 and the first part 1, and then promote the joint strength that the connection is in under each operating mode. In addition, through the cooperation of two second connection turn-ups 201, still do benefit to the grafting effect that improves between first part 1 tip and the second part 2 lateral part, and then realize the installation location of first part 1 on second part 2 to promote the connection efficiency between first part 1 and the second part 2.
Specifically, a plurality of second connecting holes 2011 are provided in each second connecting flange 201, the plurality of second connecting holes 2011 are arranged at intervals along the length direction of the second connecting flange 201, and second fitting holes 105 are provided in the side wall of the first member 1 in one-to-one correspondence with the second connecting holes 2011. The second connecting piece 204 located on the front side passes through the second connecting hole 2011 and the corresponding second mating hole 105 along the front-rear direction of the whole vehicle, and connects the second connecting flange 201 on the front side with the first component 1, so that the second connecting flange 201 and the first component 1 are prevented from moving relatively in the front-rear direction of the whole vehicle, and better connecting strength is achieved.
As shown in fig. 5 to 8, the plurality of second connecting pieces 204 at the bottom pass through the second connecting holes 2011 and the corresponding second fitting holes 105 in the overall vehicle height direction, and connect the second connecting flange 201 at the bottom and the first member 1, so that the second connecting flange 201 and the first member 1 can be prevented from moving relatively in the overall vehicle height direction. By means of the mode that the top parts at the front sides are respectively connected, the end parts of the first component 1 are not easy to be separated from the side parts of the second component 2 under different working conditions, and the connection firmness is good.
Further, each first connecting flange 104 is overlapped on the same side wall of the second component 2, as shown in fig. 1, and two first connecting flanges 104 are overlapped on the side wall outside the second component 2, so as to facilitate the connection effect between the end of the first component 1 and the side of the second component 2. As a preferred embodiment, the first component 1 has a third side wall 103, the third side wall 103 being adjacent to the first side wall 101 and being arranged opposite to the second side wall 102.
As shown in fig. 5 and 6, the third side wall 103 is located at the top of the first member 1, and an end portion of the third side wall 103 is formed with an extension side 1031 extending toward the second member 2, and the extension side 1031 is overlapped with the other side walls of the second member 2 and is fixedly coupled with the second member 2 by a third coupling member 1033. Here, the extending edge 1031 is connected with the second component 2 and can be matched with the two first connecting flanges 104, so that the front side, the bottom and the top of the first component 1 are all connected with the second component 2, and the connection firmness between the first component 1 and the second component 2 is improved.
Specifically, two third coupling holes 1032 are provided in the extending side 1031 at intervals in the width direction of the first member 1, and two third fitting holes 202 are provided at the top of the second member 2 so as to correspond to the respective third coupling holes 1032. The third connecting piece 1033 passes through the third connecting hole 1032 and the third fitting hole 202 in the overall height direction to connect the extension edge 1031 with the second member 2.
The first connecting member 1042, the second connecting member 204 and the third connecting member 1033 in this embodiment can be rivets, for example, blind rivets, which have simple structure, convenient installation and better connection strength. As for the number and positions of the first connecting holes 1041 on the first connecting flange 104 and the number and positions of the second connecting holes 2011 on the second connecting flange 201 can be determined according to the use requirements.
As a preferred embodiment, structural glue is provided between the first connection flange 104 and the second component 2, between the second connection flange 201 and the first component 1, and between the extension edge 1031 and the second component 2. Through setting up the structural adhesive, can increase between first connection turn-ups 104 and the second part 2, between second connection turn-ups 201 and the first part 1 to and extend the joint strength between limit 1031 and the second part 2, also can realize the isolation between first part 1 and the second part 2, help promoting corrosion resistance, still can realize the connection between different materials first part 1 and the second part 2.
As shown in connection with fig. 1 and 2, the first member 1 in the present embodiment is disposed obliquely with respect to the second member 2. This facilitates the distributed transmission of the crash forces between the first part 1 and the second part 2, thereby improving the reliability of the connection between the first part 1 and the second part 2. Of course, the first component 1 can also be vertically connected to the side of the second component 2, and the connection structure has a better connection effect.
In order to facilitate the processing of each first connection flange 104 on the first component 1, 3D laser cutting is performed on the front end of the first component 1 according to a preset contour line, and a process notch, a first connection hole 1041 and the like are formed on the front end of the first component 1, so as to obtain a semi-finished product of the first component 1. And flanging the front side and the bottom edge of the first component 1 according to the design angle and the position to obtain two first connecting flanges 104, thereby finishing the processing of the first component 1.
And similarly, cutting the side part of the second component 2 by adopting 3D laser according to a preset contour line, and obtaining a semi-finished product of the second component 2 by using a process notch, a flanging process hole, a second connecting hole 2011 and the like. And flanging the front side and the bottom edge of the second component 2 according to the design angle and the position to obtain two second connecting flanging 201, thereby finishing the processing of the second component 2. Wherein, because the boundary beam section bar is the enclosed construction, when the side inner region of section bar turns over, need to make technology breach and turn over edge fabrication hole.
In the connecting structure of the embodiment, the first component 1 and the second component 2 are connected in an inserting and connecting mode through the first connecting flange 104 and the second connecting flange 201, and the plurality of connecting pieces respectively connect the end part of the first component 1 with the side part of the second component 2 in five positions in the height direction, the front-back direction and the left-right direction of the whole automobile, so that the connecting part of the first component 1 and the second component 2 forms a connecting structure with laminated interconnection, and the connecting structure has the advantages of good connection firmness, strong bearing capacity on external force and the like.
Moreover, the connecting structure of the embodiment can omit a reinforcing plate in the prior art, and is beneficial to avoiding increasing the material cost while improving the aesthetic property of the connecting position of the first component 1 and the second component 2. In addition, compared with the welding connection mode in the prior art, the welding deformation and the environmental pollution can be effectively reduced, the internal stress is small, and the connecting structure has good practicability.
Example two
The present embodiment relates to a vehicle having a vehicle body with the connecting structure of the first embodiment.
The first member 1 and the second member 2 in the present embodiment may be members of a front cabin of a vehicle body, for example, the second member 2 is a front cabin side member, and the first member 1 is a support beam or the like provided outside a junction of the front cabin side member and the a pillar. The first component 1 and the second component 2 can also be threshold beams, floor cross beams, rear longitudinal beams and the like which have higher requirements on the connection strength and meet other components in the operation space.
In specific implementation, the cross-sectional shapes of the first component 1 and the second component 2, the lap joint angle, the number and the width of the first connecting flanges 104 and the second connecting flanges 201, the number and the arrangement of the connecting pieces and the like can be changed to meet the connection requirements of different positions.
The connecting structure in the first embodiment is adopted on the vehicle body of the vehicle, so that the vehicle body performance can be improved, and the vehicle has better practicability.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. A connection structure, characterized in that:
the connecting structure is used for connecting one end of the first component (1) and the side part of the second component (2);
the connecting structure comprises a first connecting flange (104) formed at the end part of the first component (1), a second connecting flange (201) formed at the side part of the second component (2), and a plurality of connecting pieces;
the first connecting flange (104) is lapped on the second component (2) and is fixedly connected with the second component (2) through the connecting piece, and the second connecting flange (201) is lapped on the first component (1) and is fixedly connected with the first component (1) through the connecting piece.
2. The connection structure according to claim 1, wherein:
the first connecting flange (104) is lapped on the outer wall of the second component (2), and the second connecting flange (201) is lapped on the inner wall of the first component (1).
3. The connection structure according to claim 2, characterized in that:
the first component (1) is provided with a first side wall (101) and a second side wall (102) which are adjacent, and the ends of the first side wall (101) and the second side wall (102) are respectively provided with the first connecting flanging (104).
4. A connection according to claim 3, wherein:
the second component (2) is provided with the second connecting flanging (201) which is respectively overlapped with the first side wall (101) and the second side wall (102).
5. A connection according to claim 3, wherein:
each first connecting flange (104) is lapped on the same side wall of the second component (2), the first component (1) is provided with a third side wall (103), and the third side wall (103) is adjacent to the first side wall (101) and is opposite to the second side wall (102);
an extension edge (1031) extending towards the second component (2) is formed at the end of the third side wall (103), and the extension edge (1031) is lapped on other side walls of the second component (2) and is fixedly connected with the second component (2) through the connecting piece.
6. The connection structure according to claim 5, wherein:
structural adhesives are arranged between the first connecting flange (104) and the second component (2), between the second connecting flange (201) and the first component (1) and between the extension edge (1031) and the second component (2).
7. The connection structure according to claim 5, wherein:
the first part (1) is arranged obliquely with respect to the second part (2).
8. The connection structure according to claim 1, wherein:
the first part (1) and the second part (2) are made of profiles.
9. The connection structure according to any one of claims 1 to 8, characterized in that:
the connecting piece adopts rivets.
10. A vehicle, characterized in that:
a vehicle body of the vehicle employing the connecting structure according to any one of claims 1 to 9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322257899.2U CN220615977U (en) | 2023-08-22 | 2023-08-22 | Connection structure and vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322257899.2U CN220615977U (en) | 2023-08-22 | 2023-08-22 | Connection structure and vehicle |
Publications (1)
Publication Number | Publication Date |
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CN220615977U true CN220615977U (en) | 2024-03-19 |
Family
ID=90232289
Family Applications (1)
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CN202322257899.2U Active CN220615977U (en) | 2023-08-22 | 2023-08-22 | Connection structure and vehicle |
Country Status (1)
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CN (1) | CN220615977U (en) |
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2023
- 2023-08-22 CN CN202322257899.2U patent/CN220615977U/en active Active
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