CN211196356U - Auxiliary frame and vehicle - Google Patents
Auxiliary frame and vehicle Download PDFInfo
- Publication number
- CN211196356U CN211196356U CN201922004346.XU CN201922004346U CN211196356U CN 211196356 U CN211196356 U CN 211196356U CN 201922004346 U CN201922004346 U CN 201922004346U CN 211196356 U CN211196356 U CN 211196356U
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- subframe
- main body
- connecting section
- body portion
- auxiliary frame
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Abstract
The utility model relates to an auxiliary frame and vehicle, the auxiliary frame that this application embodiment provided includes first main part, second main part and linkage segment, first main part and second main part are connected through the linkage segment, at least one components of a whole that can function independently setting in linkage segment and first main part and the second main part, such design is convenient for adjust the auxiliary frame when the equipment, can adjust the structure of auxiliary frame through the adjustment linkage segment, make the structure of auxiliary frame more nimble, can be applied to different motorcycle types.
Description
Technical Field
The application relates to the technical field of automobiles, in particular to an auxiliary frame and a vehicle.
Background
The conventional vehicle auxiliary frame is usually a steel sheet metal auxiliary frame or an aluminum alloy integrally formed auxiliary frame, the steel sheet metal auxiliary frame has high weight and is not beneficial to reducing weight of a vehicle, and meanwhile, the problems of more stamping plates and complex welding process exist, so that the production is inconvenient; the aluminum alloy integrated into one piece sub vehicle frame has the poor shortcoming of flexibility, and the sub vehicle frame that this kind of mode was processed can only be applicable to specific motorcycle type, when the design changes, need design the mould again, increases manufacturing cost.
SUMMERY OF THE UTILITY MODEL
The application provides a sub vehicle frame and a vehicle for solve the poor problem of sub vehicle frame flexibility.
The embodiment of the application provides an auxiliary frame, which comprises a first main body part, a second main body part and a connecting section, wherein the first main body part is connected with the second main body part through the connecting section;
the connecting section is arranged separately from at least one of the first main body part and the second main body part;
the connecting section is used for adjusting the structure of the auxiliary frame.
In one possible implementation, the connecting section includes a cavity and a recess, the recess being recessed towards the inside of the cavity.
In one possible implementation, the recessed portion includes a groove extending in a width direction of the subframe.
In a possible implementation manner, the connecting section is integrally formed with the first main body portion, or the connecting section is integrally formed with the second main body portion.
In a possible implementation manner, the first main body portion, the second main body portion, and the connecting section are of a split structure, and the connecting section is fixedly connected with the first main body portion and the second main body portion.
In a possible implementation manner, the first main body portion includes a first cross beam, a first transition portion and a second transition portion, the first cross beam is disposed along a width direction of the subframe, and the connection section is disposed along a length direction of the subframe;
the first switching part is connected with the second switching part, and a preset included angle is formed between the first switching part and the second switching part;
the first switching part is connected with the first cross beam, and the second switching part is connected with the connecting section.
In a possible implementation manner, the first main body further includes a third adapter portion, and the third adapter portion is connected to the first adapter portion and/or the second adapter portion;
the third switching portion is used for being connected with the automobile body along the height direction.
In a possible implementation manner, the second main body portion includes a second cross beam, a third cross beam and a longitudinal beam, one end of the longitudinal beam is connected with the second cross beam, and the other end of the longitudinal beam is connected with the third cross beam;
one end of the connecting section is connected with the second cross beam, and the other end of the connecting section is connected with the first main body part.
In one possible implementation, the second body portion includes a lightening hole.
The embodiment of the application also provides a vehicle, which comprises a vehicle body and an auxiliary frame, wherein the vehicle body is connected with the auxiliary frame;
wherein the subframe is any one of the subframes described above.
The embodiment of the application provides an auxiliary frame and vehicle, this auxiliary frame includes first main part, second main part and linkage segment, first main part and second main part are connected through the linkage segment, wherein, at least one components of a whole that can function independently setting in linkage segment and first main part and the second main part, such design can make auxiliary frame have higher flexibility, structure through adjusting the linkage segment when the equipment realizes adjusting the length of auxiliary frame, make auxiliary frame can be applied to different motorcycle types, when changing the mould, can revise the mould that the linkage segment part corresponds, reduce the design degree of difficulty of mould, reduce the cost, be convenient for use in the actual production.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
FIG. 1 is a schematic structural diagram of a subframe provided in an embodiment of the present disclosure;
FIG. 2 is an exploded view of FIG. 1;
fig. 3 is a schematic structural diagram of a first main body portion according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a second main body portion according to an embodiment of the present disclosure;
fig. 5 is a schematic structural diagram of a connection segment according to an embodiment of the present application.
Reference numerals:
1-a first body portion;
11-a first beam;
12-a first transition;
13-a second transfer part;
14-a third switching part;
2-a second body portion;
21-a second beam;
22-a third beam;
23-longitudinal beams;
24-lightening holes;
3-a connecting segment;
31-a cavity;
32-a recess;
321-groove.
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.
Detailed Description
For better understanding of the technical solutions of the present application, the following detailed descriptions of the embodiments of the present application are provided with reference to the accompanying drawings.
It should 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.
The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the examples of this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
It should be noted that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.
Under the general condition, the sub vehicle frame of vehicle is produced by the technology of punching press by the steel panel beating, this kind of production mode has the many of punching press plate spare, the problem that welding process is complicated, simultaneously, the finished product that adopts the steel panel beating to process out still has a high weight, be unfavorable for the vehicle to subtract the problem of heavy, for lightening sub vehicle frame, the processing material of sub vehicle frame is currently adopted as to the aluminum alloy, through the cast mode integrated into one piece, though the whole weight of vehicle can be lightened to this kind of production mode, but, because the processing mode that adopts integrated into one piece leads to sub vehicle frame's flexibility, adaptability is relatively poor, sub vehicle frame only can be used for some motorcycle types, when the design of vehicle changes, need design the mould of sub vehicle frame again, and the cost is increased, be unfavorable for actual.
In order to solve the above problem, as shown in fig. 1 and fig. 2, an embodiment of the present application provides a subframe, the subframe may include a first main body portion 1, a second main body portion 2, and a connecting section 3, one end of the connecting section 3 is connected to the first main body portion 1, and the other end is connected to the second main body portion 2, a structure of the subframe may be changed by adjusting the connecting section 3, the connecting section 3 may be separately disposed with at least one of the first main body portion 1 and the second main body portion 2, in a possible implementation manner, the connecting section 3 may be disposed along a length direction X of the subframe, and the length of the subframe may be adjusted by adjusting the length of the connecting section 3.
The sub vehicle frame that this application embodiment provided is through having add linkage segment 3, and at least one components of a whole that can function independently setting in linkage segment 3 and first main part 1 and the second main part 2, and such design can make the structure of sub vehicle frame more nimble, and at the in-process of equipment processing, can be through adjusting linkage segment 3, makes the structure of sub vehicle frame change, can be applied to different motorcycle types.
In a possible implementation manner, the subframe provided by the embodiment of the application can be applied to a platform truck, when the subframe provided by the embodiment of the application is applied to a platform truck, because the structures of the subframes of platform trucks of different models are different, the subframe provided by the embodiment of the application can change the structure of the subframe through adjusting the structure of the connecting section 3, for example, the size of the connecting section 3 in the length direction Y is increased or reduced, so that the structure of the subframe is changed, the purpose of changing the structure of the subframe can be achieved only by adjusting the connecting section 3, during production, only part of a mold can be adjusted, the difficulty of mold design is reduced, and meanwhile, the cost is saved.
As shown in fig. 5, the present application provides a subframe, wherein the connecting section 3 may include a cavity 31 and a recessed portion 32, the recessed portion 32 is recessed toward the inside of the cavity 31, such a design can reduce the weight of the connecting section 3, and further reduce the weight of the subframe to achieve the purpose of reducing the weight of the entire vehicle, the recessed portion 32 may include a groove 321 and/or a through hole, when a vehicle collides, due to the presence of the recessed portion 32, the subframe may deform at the position of the recessed portion 32 of the connecting section 3, and crush energy absorption is performed through the recessed portion 32, so that the subframe cannot buffer due to a large collision force, which may cause the subframe to break, thereby improving the overall anti-collision capability of the subframe, and improving the safety of the vehicle.
In a possible implementation, depressed part 32 includes recess 321, and recess 321 sets up along the width direction X of sub vehicle frame, and the position that linkage segment 3 was provided with recess 321 is weak relatively, receives when the collision along the length direction Y of vehicle, takes place to warp through recess 321 position, plays the effect of buffering, reduces sub vehicle frame and takes place cracked risk, improves the security of whole car.
In a possible design, the connecting section 3 can be integrally formed with the first main body part 1 and also can be integrally formed with the second main body part 2, the connecting structure between the components can be reduced due to the design, in a possible implementation mode, the first main body part 1 and the second main body part 2 can be connected in a welding mode, the welding steps can be reduced by integrally arranging the connecting section 3 and the first main body part 1 or the second main body part 2, the length of a welding seam is shortened, the use of welding materials is reduced, the weight of the auxiliary frame is further reduced, meanwhile, the integrity of the auxiliary frame can be improved, and the structural strength is improved.
As shown in fig. 2, the present application provides an embodiment, wherein the first main body portion 1, the second main body portion 2 and the connecting section 3 are split structures, one end of the connecting section 3 is fixedly connected with the first main body portion 1, and the other end of the connecting section is fixedly connected with the second main body portion 2, such split structures can make the structure of the subframe more flexible, when the subframe for different vehicle types is assembled, the structure of the subframe can be changed by adjusting the connecting section 3, only the mold of the connecting section 3 is redesigned and adjusted during processing, the mold processing technology is simplified, the development cost of the mold is reduced, and the mold is more suitable for actual production.
As shown in fig. 3, an embodiment of the present application provides a subframe, where the first main body portion 1 includes a first cross beam 11, a first transition portion 12 and a second transition portion 13, the first cross beam 11 is disposed along a width direction X of the subframe, the connection section 3 is disposed along a length direction Y of the subframe, the first transition portion 12 is connected to the first cross beam 11, and the second transition portion 13 is connected to the connection section 3, specifically, the first transition portion 12 and the second transition portion 13 may be separately disposed and fixedly connected by a connection manner such as welding, the first transition portion 12 and the second transition portion 13 may also be integrally disposed to improve integrity of the transition structure, improve structural strength, and a preset included angle exists between the first transition portion 12 and the second transition portion 13, so that the first cross beam 11 and the connection section 3 can be fixedly connected by the first transition portion 12 and the second transition portion 13.
The sub vehicle frame that this application embodiment provided can change the size of sub vehicle frame at width direction X through adjusting first crossbeam 11 at sub vehicle frame width direction X's size, when the equipment, through chooseing for use not unidimensional first crossbeam 11 and linkage segment 3, makes the sub vehicle frame adjust at length direction Y and width direction X's size homoenergetic, makes the sub vehicle frame flexibility obtain further promotion, makes it can be applied to more motorcycle types.
As shown in fig. 3, the present embodiment provides a subframe, wherein the first main body portion 1 further includes a third adaptor portion 14, the third adaptor portion 14 may be fixedly connected to the first adaptor portion 12 and/or the second adaptor portion 13, or may be integrally disposed with the first adaptor portion 12 and/or the second adaptor portion 13, and the third adaptor portion 14 is used for connecting the vehicle body and the first main body portion 1 along the height direction Z. Such design can be convenient for sub vehicle frame and automobile body and be connected, improves the stability of connecting.
As shown in fig. 4, the present embodiment provides a subframe, wherein the second main body portion 2 includes a second cross beam 21, a third cross beam 22 and a longitudinal beam 23, one end of the longitudinal beam 23 is connected to the second cross beam 21, and the other end is connected to the third cross beam 22, the second main body portion 2 may include a plurality of longitudinal beams 23, and each longitudinal beam 23 is connected to the second cross beam 21 and the third cross beam 22, such a design can improve the structural strength of the second main body portion 2, and further improve the overall strength of the subframe, and improve the safety of the vehicle.
In a possible design, the second main body part 2 can be of an integrated structure, the processing mode can be casting, and the second main body part 2 comprises more components, so that the assembly steps of the second main body part 2 during processing can be reduced by integrally forming the second main body part 2, the processing procedures are saved, the length of a welding seam is shortened, the weight of the auxiliary frame is reduced by using welding materials, meanwhile, the positioning precision of each component is improved, and the structure of the auxiliary frame is optimized.
As shown in fig. 4, the present embodiment provides a subframe, wherein the second main body portion 2 includes lightening holes 24, on the premise that the structural strength of the subframe is satisfied, the weight of the subframe is reduced by providing the lightening holes 24, and the purpose of reducing the weight of the entire vehicle is further achieved, the second main body portion 2 may be at least partially of a hollow structure, so that the weight of the subframe is further reduced, and in addition, the lightening holes 24 can also facilitate sand removal in the casting process, so that the subframe is convenient to process, and no extra sand removal holes need to be provided.
In a possible design, the sectional areas and the sectional shapes of the parts of the subframe are optimized through parameter optimization and topology optimization, and the shapes, the areas and the arrangement positions of the lightening holes 24 are accurately calculated, in a possible design, the embodiment of the application provides the subframe, wherein the longitudinal beams 23 and the third cross beams 22 of the second main body part 2 are provided with the lightening holes 24, the lightening holes 24 can be roughly circular or elliptical, the second cross beams 21 can also be provided with the lightening holes 24 (not shown in the figure), the distribution of the lightening holes 24 is more reasonable through the optimized design, the weight of the subframe is reduced, meanwhile, the subframe has enough strength and rigidity, the actual use requirements are met, and meanwhile, the safety is improved.
The second main body part 2 can further comprise a third adapter part 14, the second main body part 2 is connected with the vehicle body through the third adapter part 14, the connection area of the auxiliary frame and the vehicle body is increased, and the connection stability is improved.
The second main body part 2 can also comprise an avoiding structure, the structure of the auxiliary frame is further optimized by the avoiding structure, the possibility of the interference between the auxiliary frame and the vehicle body or other parts is reduced,
the sub vehicle frame that this application embodiment provided can also include motor installation department, suspension installation department and stabilizer bar installation department, enriches the function of sub vehicle frame through the installation department that sets up different parts, and then can make this sub vehicle frame be applied to different vehicles.
The sub vehicle frame that this application embodiment provided can also include the swing arm installation department, and the swing arm installation department can set up at first main part 1 and/or second main part 2, when the sub vehicle frame that this application embodiment provided is applied to the platform vehicle-hour, can install the swing arm through the swing arm installation department.
It should be noted that the mounting structures of the above-mentioned components can be integrally formed with the subframe, and such design can reduce the connection process, facilitate the processing, and improve the position accuracy of the mounting structure.
Based on the sub vehicle frame that each embodiment provided above, this application embodiment still provides a vehicle, and wherein the vehicle includes sub vehicle frame and automobile body, and the sub vehicle frame is connected with the automobile body, and wherein, the sub vehicle frame is the sub vehicle frame that any above embodiment related, because this sub vehicle frame has above-mentioned beneficial technological effect, consequently, the vehicle that this application embodiment provided also has corresponding technological effect, and it is no longer repeated here.
It is worth mentioning that the vehicle that this application embodiment provided includes, but not limited to the flatcar, and under the condition that satisfies intensity demand and structural requirement, the sub vehicle frame that this application embodiment provided can be applied to arbitrary vehicle.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A subframe is characterized by comprising a first main body part, a second main body part and a connecting section, wherein the first main body part is connected with the second main body part through the connecting section;
the connecting section is arranged separately from at least one of the first main body part and the second main body part;
the connecting section is used for adjusting the structure of the auxiliary frame.
2. The subframe of claim 1 wherein said connecting section includes a cavity and a recess, said recess being recessed inwardly of said cavity.
3. The subframe of claim 2 wherein said recess comprises a groove extending in a width direction (X) of said subframe.
4. The subframe of claim 1 wherein said connecting section is integrally formed with said first body portion or said connecting section is integrally formed with said second body portion.
5. The subframe of claim 1 wherein said first body portion, said second body portion and said connecting section are of a split construction, and said connecting section is fixedly attached to said first body portion and said second body portion.
6. The subframe according to any one of claims 1 to 5, wherein the first main body portion includes a first cross member, a first transition portion and a second transition portion, the first cross member being disposed along a width direction (X) of the subframe, and the connection section being disposed along a length direction (Y) of the subframe;
the first switching part is connected with the second switching part, and a preset included angle is formed between the first switching part and the second switching part;
the first switching part is connected with the first cross beam, and the second switching part is connected with the connecting section.
7. The subframe of claim 6 wherein said first body portion further comprises a third transition portion, said third transition portion being connected to said first transition portion and/or said second transition portion;
the third adapter portion is used for being connected with the vehicle body along the height direction (Z).
8. The subframe of any one of claims 1 to 5 wherein said second body portion includes a second cross member, a third cross member and a longitudinal member, said longitudinal member being connected at one end to said second cross member and at the other end to said third cross member;
one end of the connecting section is connected with the second cross beam, and the other end of the connecting section is connected with the first main body part.
9. The subframe of any one of claims 1 through 5 wherein said second body portion includes lightening holes.
10. A vehicle comprising a body and a subframe, wherein the body is connected to the subframe;
wherein the subframe is the subframe according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922004346.XU CN211196356U (en) | 2019-11-19 | 2019-11-19 | Auxiliary frame and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922004346.XU CN211196356U (en) | 2019-11-19 | 2019-11-19 | Auxiliary frame and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211196356U true CN211196356U (en) | 2020-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922004346.XU Active CN211196356U (en) | 2019-11-19 | 2019-11-19 | Auxiliary frame and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211196356U (en) |
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2019
- 2019-11-19 CN CN201922004346.XU patent/CN211196356U/en active Active
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