CN212373495U

CN212373495U - Vehicle body supporting tool of auxiliary frame and vehicle

Info

Publication number: CN212373495U
Application number: CN202020548756.0U
Authority: CN
Inventors: 兰志宇
Original assignee: BAIC Motor Co Ltd
Current assignee: BAIC Motor Co Ltd
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2021-01-19
Anticipated expiration: 2030-04-14

Abstract

The application discloses frock and vehicle are supported to automobile body of sub vehicle frame, the automobile body of sub vehicle frame supports the frock and includes: the connecting pipe assembly is of a bent structure, the upper end of the connecting pipe assembly is used for supporting a vehicle body, and the lower end of the connecting pipe assembly is used for being connected with an auxiliary frame; strengthen the support, strengthen the support with the connecting pipe subassembly links to each other, strengthen the upper end of support in the upper end of connecting pipe subassembly, the lower extreme of strengthening the support is used for linking to each other with sub vehicle frame, just strengthen the support with the orientation is injectd to the connecting pipe subassembly sub vehicle frame open strengthens the chamber. The utility model provides a frock is supported to automobile body of sub vehicle frame has greatly improved the support intensity of sub vehicle frame department, satisfies fatigue requirement and intensity requirement, and strengthens support and connecting tube subassembly and inject and strengthen the chamber, does benefit to the anti deformability that increases frock is supported to the automobile body, is convenient for promote the structural stability that frock is supported to the automobile body.

Description

Vehicle body supporting tool of auxiliary frame and vehicle

Technical Field

The application relates to the technical field of vehicle manufacturing, in particular to a vehicle body supporting tool of an auxiliary frame and a vehicle with the vehicle body supporting tool.

Background

The subframe serves as an auxiliary device between the vehicle body and the suspension connection of the vehicle, an important part of the vehicle chassis of which serves to support the control arm and the vehicle body. In the process of running of the vehicle, the auxiliary frame is under the action of alternating load, so that the auxiliary frame is very easy to fatigue in a bearing support area connected with the vehicle body, and an improved space exists.

Disclosure of Invention

The present application is directed to solving at least one of the problems in the prior art. For this reason, an object of this application lies in providing a body support frock of sub vehicle frame, can promote the sub vehicle frame to the support intensity of automobile body, satisfies fatigue requirement and intensity requirement.

According to this application embodiment's automobile body of sub vehicle frame supports frock includes: the connecting pipe assembly is of a bent structure, the upper end of the connecting pipe assembly is used for supporting a vehicle body, and the lower end of the connecting pipe assembly is used for being connected with an auxiliary frame; strengthen the support, strengthen the support with the connecting pipe subassembly links to each other, strengthen the upper end of support in the upper end of connecting pipe subassembly, the lower extreme of strengthening the support is used for linking to each other with sub vehicle frame, just strengthen the support with the orientation is injectd to the connecting pipe subassembly sub vehicle frame open strengthens the chamber.

According to the automobile body of sub vehicle frame supports frock of this application embodiment, support in automobile body and sub vehicle frame support through strengthening support and the connecting pipe subassembly that will link to each other, greatly improved the support intensity of sub vehicle frame department, satisfied fatigue requirement and intensity requirement, and strengthen support and the connecting pipe subassembly and inject and strengthen the chamber, do benefit to the resistance to deformation ability that increases automobile body and support the frock, be convenient for promote the structural stability that the automobile body supported the frock.

According to the automobile body of sub vehicle frame of some embodiments of this application supports frock, the connecting pipe subassembly includes sleeve pipe and goat's horn tubular beam, goat's horn tubular beam is buckling structure, the sleeve pipe is located goat's horn tubular beam's upper end and be used for with the automobile body links to each other, strengthen the upper end of support in goat's horn tubular beam's upper end, just strengthen the support with the periphery wall of goat's horn tubular beam is injectd strengthen the chamber.

According to the automobile body of sub vehicle frame of some embodiments of this application supports frock, strengthen the outer sideline of support and include upper end sideline, lower extreme sideline and two side sidelines, the upper end sideline support in the upper end of goat's horn tubular beams, the lower extreme sideline be used for supporting in sub vehicle frame, two the side line separates relative setting and all with the periphery wall of goat's horn tubular beams links to each other.

According to the automobile body of sub vehicle frame of some embodiments of this application support frock, the upper end sideline includes the first segmental arc of undercut, first segmental arc is used for the laminating of upper end periphery wall of goat's horn tubular beams.

According to the automobile body of sub vehicle frame of some embodiments of this application supports frock, the lower extreme sideline has the straightway, the straightway be used for with the upper surface laminating of sub vehicle frame.

According to the automobile body of sub vehicle frame of some embodiments of this application support frock, two side line symmetry sets up, just the side line includes convex second segmental arc, the second segmental arc be used for with the lateral wall laminating of goat's horn tubular beams.

According to the automobile body of some embodiments of this application's sub vehicle frame and supporting frock, the sleeve pipe with the cavel tubular beams welding links to each other, the cavel tubular beams with strengthen the scaffold weldment and link to each other.

According to the automobile body of sub vehicle frame of some embodiments of this application and supporting frock, strengthen the support and include first curb plate, second curb plate and connecting plate, first curb plate with the second curb plate respectively with the both ends of connecting plate link to each other just first curb plate with the second curb plate sets up relatively, be equipped with the technology mounting hole on the connecting plate.

According to the body supporting tool of the auxiliary frame, the cross section of the reinforcing bracket is in any one of a V shape, a C shape and a U shape.

The present application further provides a vehicle.

According to the vehicle of this application embodiment, be provided with the body support frock of sub vehicle frame of any one of above-mentioned embodiment.

Compared with the prior art, the vehicle body supporting tool of the vehicle and the auxiliary frame has the same advantages, and the detailed description is omitted.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic structural diagram of a body support fixture of a subframe according to an embodiment of the present application;

FIG. 2 is a cross-sectional view of a body support tooling of the subframe according to an embodiment of the present application;

FIG. 3 is a schematic structural diagram of a reinforcing bracket of a vehicle body supporting tool of the subframe according to the embodiment of the application;

FIG. 4 is a schematic structural view of another perspective view of a reinforcement bracket of the body support assembly of the subframe according to the exemplary embodiment of the present disclosure;

FIG. 5 is a schematic structural view of another perspective of a body support fixture of the subframe according to the exemplary embodiment of the present disclosure;

FIG. 6 is a schematic structural diagram of a subframe on which a body supporting tool of the subframe according to the embodiment of the present application is mounted.

Reference numerals:

the vehicle body supporting tool 100 is provided with,

the sleeve 1, the bush 11, the cavel tubular beam 2, the hollow cavity 21, the reinforcing bracket 3, the first side plate 31, the second side plate 32, the connecting plate 33, the upper end edge line 34, the first arc-shaped section 341, the lower end edge line 35, the straight line section 351, the side line 36, the second arc-shaped section 361, the process mounting hole 37 and the reinforcing cavity 38,

a subframe 101.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

Unless otherwise specified, the front-rear direction in the present application is the longitudinal direction of the vehicle, i.e., the X direction; the left and right directions are the transverse direction of the vehicle, namely the Y direction; the up-down direction is the vertical direction of the vehicle, i.e., the Z direction.

Referring to fig. 1 to 6, a vehicle body supporting tool 100 of a subframe according to an embodiment of the present application will be described, where the vehicle body supporting tool 100 is supported between a vehicle body and the subframe 101, has a high structural strength, and can meet the strength requirement and the fatigue requirement between the vehicle body and the subframe 101, and meet the requirement of vehicle driving safety.

As shown in fig. 1, a vehicle body supporting tool 100 of a subframe according to an embodiment of the present application includes: a connecting tube assembly and a reinforcing bracket 3.

The connecting pipe assembly is in a bent structure, at least a portion of the connecting pipe assembly extends in a vertical direction, and at least a portion of the connecting pipe assembly extends in a horizontal direction, as shown in fig. 1, a lower end portion of the connecting pipe assembly extends in the vertical direction, an upper end portion of the connecting pipe assembly extends in the horizontal direction, and a middle portion of the connecting pipe assembly is in an arc shape to make a good transition between the upper end portion and the lower end portion. Wherein the upper end of the connecting pipe assembly is used for supporting the vehicle body, and the lower end of the connecting pipe assembly is used for being connected with the auxiliary frame 101, so that the vehicle body can be supported and connected with the auxiliary frame 101 through the connecting pipe assembly.

The reinforcing bracket 3 is connected to the connecting pipe assembly, as shown in fig. 1, the reinforcing bracket 3 is arranged to extend vertically, the upper end of the reinforcing bracket 3 is supported by the upper end of the connecting pipe assembly, and the lower end of the reinforcing bracket 3 is used to be connected to the sub-frame 101. Thus, the reinforcing brace 3 and the connecting tube assembly are both supported by the subframe 101 and are used together to carry the load force from the vehicle body. As shown in fig. 1, the upper end portion and the lower end portion of the connecting pipe assembly are bent, and the reinforcing bracket 3 is located below the upper end portion of the connecting pipe assembly, so that a part of load borne by the upper end of the connecting pipe assembly can be directly transmitted downwards through the arc-shaped portion of the connecting pipe assembly, and the other part of load can be transmitted downwards to the reinforcing bracket 3 so as to be transmitted downwards to the reinforcing bracket 3 through the reinforcing bracket 3, thereby enabling the gravity of the vehicle body to be transmitted dispersedly, avoiding structural damage caused by over-concentration of stress at the subframe 101, improving the structural strength of the vehicle body supporting tool 100, avoiding fatigue problems, and satisfying the fatigue requirements and strength requirements of the vehicle body supporting tool 100.

Wherein the reinforcing bracket 3 and the connecting pipe assembly define a reinforcing cavity 38 that is open toward the subframe 101, and after the reinforcing bracket 3 and the connecting pipe assembly are mounted to the subframe 101, the reinforcing cavity 38 is formed in a closed chamber structure, whereby the deformation resistance of the vehicle body supporting tool 100 can be increased.

According to the automobile body of sub vehicle frame supports frock 100 of this application embodiment, support in automobile body and sub vehicle frame 101 support through strengthening support 3 and the connecting pipe subassembly that will link to each other, greatly improved the support intensity of sub vehicle frame 101 department, satisfy fatigue requirement and intensity requirement, and strengthen support 3 and the connecting pipe subassembly and inject and strengthen chamber 38, do benefit to the resistance to deformation ability that increases automobile body and support frock 100, be convenient for promote the structural stability that automobile body supported frock 100.

In some embodiments, as shown in fig. 1, the connecting pipe assembly includes a sleeve 1 and a cavel beam 2, the cavel beam 2 is of a bent structure, the sleeve 1 is disposed at an upper end of the cavel beam 2, and the sleeve 1 is used for connecting with a vehicle body, wherein a bushing 11 is installed in the sleeve 1, and the bushing 11 is used for connecting with the vehicle body, so as to connect the vehicle body support tool 100 with the vehicle body. And the cavel tubular beam 2 is provided with a connecting hole which is used for connecting with the side of the power assembly.

Wherein, strengthen the upper end of support 3 and support in the upper end of cavel tubular beam 2, that is to say, the load of automobile body passes through bush 11 and transmits sleeve 1, and sleeve 1 transmits the upper end to cavel tubular beam 2, and partly load distributes and strengthens support 3, and another part is transmitted the sub vehicle frame 101 downwards through cavel tubular beam 2 self, realizes the load transmission. As shown in fig. 2, the reinforcing cavity 38 is defined by the reinforcing bracket 3 and the outer peripheral wall of the cavel beam 2, the cavel beam 2 has the hollow cavity 21, the hollow cavity 21 is spaced apart from the reinforcing cavity 38, and both the hollow cavity 21 and the reinforcing cavity 38 can increase the deformation resistance of the vehicle body supporting tool 100, and at the same time, the weight reduction effect is achieved, and the light weight design is facilitated.

In some embodiments, as shown in fig. 3 and 4, the outer peripheral lines of the reinforcing bracket 3 include an upper end borderline 34, a lower end borderline 35 and two side borderlines 36, the upper end borderline 34 is formed at the upper end of the reinforcing bracket 3, the lower end borderline 35 is formed at the lower end of the reinforcing bracket 3, the side borderlines 36 are formed at both sides of the reinforcing bracket 3, wherein the upper end borderline 34 is supported at the upper end of the tubular goat's horn beam 2, the lower end borderline 35 is used for supporting at the sub frame 101, the two side borderlines 36 are oppositely arranged at intervals, and the two side borderlines 36 are connected with the outer peripheral wall of the tubular goat's horn beam 2, thereby, the upper end borderline 34 and the two side borderlines 36 of the reinforcing bracket 3 are connected with the tubular goat's beam 2, and the lower end borderline 35 is connected with the sub frame 101 of the reinforcing bracket 3, thereby realizing the fixed connection of the reinforcing bracket 3, the tubular goat's horn beam 2 and, the installation is convenient.

In some embodiments, as shown in fig. 3, the upper end edge line 34 includes a first arc-shaped section 341 recessed downward, the first arc-shaped section 341 is used for fitting an upper outer peripheral wall of the cavel tubular beam 2, it can be understood that the upper end edge line 34 is supported on a lower side tubular wall of an upper end of the cavel tubular beam 2, wherein the cavel tubular beam 2 has a circular cross section, that is, the outer peripheral wall of the cavel tubular beam 2 is an arc-shaped surface, so that the upper end of the cavel tubular beam 2 is connected through the first arc-shaped section 341, so that the connection between the cavel tubular beam and the cavel tubular beam 2 can be better fitted, an excessive installation gap does not occur, the connection strength is enhanced, and the lower side tubular wall of the upper end of the cavel tubular beam 2 is clamped into the first arc-shaped section 341, so.

In some embodiments, as shown in fig. 4, the lower end edge line 35 has a straight line section 351, and the straight line section 351 is used for being attached to the upper surface of the subframe 101, so that the reinforcing bracket 3 can be well supported on the upper surface of the subframe 101, the connection area between the reinforcing bracket 3 and the subframe 101 is increased, the stability of the reinforcing bracket 3 supported on the subframe 101 is improved, and the local stress variation caused by the rigidity variation is reduced.

In some embodiments, the two side lines 36 are symmetrically disposed, and the side lines 36 include a second arc segment 361 protruding from the side lines, and the second arc segment 361 is configured to fit the side walls of the tubular beams 2. As shown in fig. 5, the lower end portion of the cavel tubular beam 2 extends vertically, the lower end portion of the cavel tubular beam 2 extends horizontally, the middle portion of the cavel tubular beam 2 is an arc transition section, and the second arc sections 361 of the two side lines 36 are connected with the two sides of the arc transition section, so that the joint of the reinforcing bracket 3 and the cavel tubular beam 2 is better attached, and the connection strength of the reinforcing bracket 3 and the cavel tubular beam 2 is improved.

Therefore, through the design of the connecting structure, the reinforcing bracket 3 can be connected with the cavum 2 along with the shape, the reinforcing cavity 38 can be formed to the maximum degree, and the deformation resistance is increased.

In some embodiments, the sleeve 1 is welded to the cavel beam 2, and the cavel beam 2 is welded to the reinforcing bracket 3, that is, the sleeve 1, the cavel beam 2 and the reinforcing bracket 3 are welded as a whole and are jointly installed between the subframe 101 and the vehicle body, so that the installation steps can be reduced, the welding manner is simple, and the connection strength is high. And the cavel tubular beams 2 and the reinforcing supports 3 can be respectively welded with the auxiliary frame 101, so that the vehicle body supporting tool 100 and the auxiliary frame 101 are connected into a whole, and the supporting stability of the vehicle body supporting tool 100 is enhanced.

In some embodiments, as shown in fig. 4, the reinforcing bracket 3 includes a first side plate 31, a second side plate 32 and a connecting plate 33, the first side plate 31 and the second side plate 32 are respectively connected to two ends of the connecting plate 33, and the first side plate 31 and the second side plate 32 are disposed opposite to each other, and an upper end edge of the first side plate 31, an upper end edge of the second side plate 32 and an upper end edge of the connecting plate 33 are jointly formed into an upper end edge 34 of the reinforcing bracket 3, and a lower end edge of the first side plate 31, a lower end edge of the second side plate 32 and a lower end edge of the connecting plate 33 are jointly formed into a lower end edge 35 of the reinforcing bracket 3, and side edges of the first side plate 31 and the second side plate 32 departing from the connecting plate 33 are formed into two side edges 36, and the reinforcing bracket 3 has a simple structure, and is favorable.

As shown in fig. 4, a process mounting hole 37 is formed in the connecting plate 33, and the process mounting hole 37 is used for improving the welding precision between the reinforcing bracket 3 and the cavel tubular beam 2.

In some embodiments, the cross section of the reinforcing bracket 3 has any one of a "V" shape, a "C" shape and a "U" shape, so that the free ends of the first side plate 31 and the second side plate 32 of the reinforcing bracket 3 are connected with the peripheral wall of the tubular beams 2 to define the reinforcing cavity 38, so as to improve the deformation resistance of the vehicle body supporting tool 100.

The present application further provides a vehicle.

According to the vehicle of the embodiment of the application, the vehicle body supporting tool 100 provided with the auxiliary frame of any one of the embodiments is capable of improving the supporting strength between the auxiliary frame 101 and the vehicle body, meeting the fatigue requirement and the strength requirement of the auxiliary frame 101, and improving the stability and the safety of the whole vehicle.

In the description of the present application, 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 are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

In the description of the present application, "the first feature" and "the second feature" may include one or more of the features.

In the description of the present application, "a plurality" means two or more.

In the description of the present application, the first feature being "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact not directly but via another feature therebetween.

In the description of the present application, the first feature being "on," "above" and "over" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature.

Other configurations of …, such as … and …, and the like, and operations according to embodiments of the present application are known to those of ordinary skill in the art and will not be described in detail herein.

In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily 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.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a body of sub vehicle frame supports frock (100), its characterized in that includes:

the connecting pipe assembly is of a bent structure, the upper end of the connecting pipe assembly is used for supporting a vehicle body, and the lower end of the connecting pipe assembly is used for being connected with an auxiliary frame (101);

strengthen support (3), strengthen support (3) with the connecting pipe subassembly links to each other, strengthen the upper end of support (3) support in the upper end of connecting pipe subassembly, the lower extreme of strengthening support (3) is used for linking to each other with sub vehicle frame (101), just strengthen support (3) with the connecting pipe subassembly is injectd the orientation sub vehicle frame (101) open enhancement chamber (38).

2. The auxiliary frame body supporting tool (100) according to claim 1, wherein the connecting pipe assembly comprises a sleeve (1) and a ram-type tubular beam (2), the ram-type tubular beam (2) is of a bent structure, the sleeve (1) is arranged at the upper end of the ram-type tubular beam (2) and is used for being connected with the vehicle body, the upper end of the reinforcing bracket (3) is supported at the upper end of the ram-type tubular beam (2), and the reinforcing cavity (38) is defined by the reinforcing bracket (3) and the peripheral wall of the ram-type tubular beam (2).

3. The auxiliary frame body supporting tool (100) according to claim 2, wherein the outer peripheral edge of the reinforcing bracket (3) comprises an upper end edge line (34), a lower end edge line (35) and two side edge lines (36), the upper end edge line (34) is supported at the upper end of the tubular ram corner beam (2), the lower end edge line (35) is used for being supported on the auxiliary frame (101), and the two side edge lines (36) are arranged in a spaced-apart and opposite mode and are connected with the outer peripheral wall of the tubular ram corner beam (2).

4. The auxiliary frame body supporting tool (100) according to claim 3, wherein the upper end edge line (34) comprises a first arc-shaped section (341) which is concave downwards, and the first arc-shaped section (341) is used for being attached to the outer peripheral wall of the upper end of the goat pipe beam (2).

5. The subframe body support tooling (100) of claim 3, wherein the lower end edge line (35) has a straight line section (351), the straight line section (351) being adapted to engage an upper surface of the subframe (101).

6. The auxiliary frame body supporting tool (100) according to claim 3, wherein the two side lines (36) are symmetrically arranged, the side lines (36) comprise a second arc-shaped section (361) which protrudes, and the second arc-shaped section (361) is used for being attached to the side wall of the tubular beam (2).

7. The auxiliary frame body supporting tool (100) according to claim 2, wherein the sleeve (1) is connected with the horn-shaped tubular beam (2) in a welding mode, and the horn-shaped tubular beam (2) is connected with the reinforcing support (3) in a welding mode.

8. The auxiliary frame body supporting tool (100) according to claim 1, wherein the reinforcing bracket (3) comprises a first side plate (31), a second side plate (32) and a connecting plate (33), the first side plate (31) and the second side plate (32) are respectively connected with two ends of the connecting plate (33), the first side plate (31) and the second side plate (32) are arranged oppositely, and a process mounting hole (37) is formed in the connecting plate (33).

9. The auxiliary frame body supporting tool (100) according to claim 1, wherein the cross section of the reinforcing bracket (3) is in any one of a V shape, a C shape and a U shape.

10. A vehicle characterized by a body support tooling (100) provided with the subframe of any one of claims 1-9.