CN210063119U

CN210063119U - Auxiliary frame and vehicle

Info

Publication number: CN210063119U
Application number: CN201920476360.7U
Authority: CN
Inventors: 侯建勇; 陈伟; 王万顺
Original assignee: BAIC Motor Co Ltd
Current assignee: BAIC Motor Co Ltd
Priority date: 2019-04-09
Filing date: 2019-04-09
Publication date: 2020-02-14
Anticipated expiration: 2029-04-09

Abstract

The present disclosure relates to a subframe and a vehicle. This sub vehicle frame includes hypoplastron (1), upper plate (2), mounting panel (3) and bush outer tube (4), and bush outer tube (4) have the installation space that is used for installing suspension bush (5), hypoplastron (1) and upper plate (2) fixed connection, and bush outer tube (4) and hypoplastron (1) fixed connection, and bush outer tube (4) pass through mounting panel (3) and upper plate (2) fixed connection. The auxiliary frame solves the problem that the structural strength and rigidity of the suspension mounting part are difficult to meet the use requirements under severe working conditions.

Description

Auxiliary frame and vehicle

Technical Field

The disclosure relates to the technical field of vehicles, in particular to an auxiliary frame and a vehicle.

Background

The subframe, also known as an engine bracket, is a carrier for mounting a swing arm, a steering gear, a stabilizer bar, and an engine mount. The engine suspension mounting part is stressed under severe working conditions and has high requirements on rigidity and strength.

In the related art, the structural strength and rigidity of the suspension mounting part of the auxiliary frame are difficult to meet the use requirements under severe working conditions.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sub vehicle frame and vehicle, this sub vehicle frame has solved the structural strength of suspension installation position, rigidity and has been difficult to satisfy operation requirement's problem under abominable operating mode.

In order to achieve the above object, the present disclosure provides a subframe including a lower plate, an upper plate, a bracket plate, and a bushing outer tube, the bushing outer tube having an installation space for installing a suspension bushing, the lower plate being fixedly connected to the upper plate, the bushing outer tube being fixedly connected to the lower plate, and the bushing outer tube being fixedly connected to the upper plate through the bracket plate.

Optionally, the auxiliary frame further comprises a support plate, and the bushing outer tube is fixedly connected with the upper plate through the support plate.

Optionally, the bracket plate includes a first connecting surface attached to at least a part of an outer circumferential surface of the bushing outer tube, and the first connecting surface is fixedly connected to the outer circumferential surface of the bushing outer tube.

Optionally, the support plate includes a second connection surface at least partially attached to the upper plate, and the second connection surface is fixedly connected to the upper plate.

Optionally, the bracket plate is welded and fixed with the bushing outer tube and the upper plate respectively.

Optionally, the upper plate is provided with an escape portion formed in a circumferential direction of the bushing outer tube and spaced apart from the bushing outer tube by a predetermined distance.

Optionally, the edge of the upper plate is provided with a lap edge distributed in the circumferential direction of the bushing outer tube so as to be attached to the lower plate, and the upper plate is fixedly connected with the lower plate through the lap edge.

Optionally, the lower plate is provided with a connecting hole, and at least part of the outer pipe of the bushing is fixedly connected in the connecting hole.

Optionally, the lower plate and the upper plate are connected by welding.

The present disclosure further provides a vehicle including the above-mentioned sub-frame.

Through the technical scheme, the bushing outer tube is arranged at the engine suspension mounting part of the lower plate and the upper plate, and is fixedly connected with the lower plate, and meanwhile, the bushing outer tube is fixedly connected with the upper plate through the support plate, so that the bushing outer tube is firmly connected with the upper plate and the lower plate, the strength and the rigidity of the engine suspension mounting part of the auxiliary frame can be increased, and the use requirement of the auxiliary frame under severe working conditions is met.

Additional features and advantages of the disclosure will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:

FIG. 1 is a schematic structural view of a subframe and suspension bushing provided in an exemplary embodiment of the present disclosure;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a schematic structural view of a mounting plate provided in an exemplary embodiment of the present disclosure;

fig. 4 is a schematic structural view of a lower plate provided in an exemplary embodiment of the present disclosure;

fig. 5 is a schematic structural view of an upper plate provided in an exemplary embodiment of the present disclosure;

FIG. 6 is a schematic structural view of an outer tube of a liner provided in an exemplary embodiment of the present disclosure;

fig. 7 is a schematic structural view of a suspension bushing provided in an exemplary embodiment of the present disclosure.

Description of the reference numerals

1 lower plate 2 upper plate

3 support plate 4 bush outer tube

5 suspension bush 11 attachment hole

21 relief part 22 scrap

31 first connection face 32 second connection face

Detailed Description

The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.

In the present disclosure, without being stated to the contrary, the term "up and down" refers to the orientation or position relationship of the product that is usually placed when in use, and can be understood as up and down along the gravity direction, and also corresponds to the "up and down" in the drawing; "inner and outer" refers to "inner and outer" relative to the contour of the component or structure itself. In addition, it should be noted that terms such as "first", "second", and the like are used for distinguishing one element from another, and have no order or importance.

Referring to fig. 1, an embodiment of the present disclosure provides a subframe including a lower plate 1, an upper plate 2, a bracket plate 3, and a bushing outer tube 4, wherein at least one end of the bushing outer tube 4 is open and has an installation space for installing a suspension bushing 5, the lower plate 1 and the upper plate 2 are fixedly connected, the bushing outer tube 4 is fixedly connected with the lower plate 1, and the bushing outer tube 4 is fixedly connected with the upper plate 2 through the bracket plate 3.

Through the technical scheme, the lining outer tube 4 is arranged at the engine suspension mounting positions of the lower plate 1 and the upper plate 2, the lining outer tube 4 is fixedly connected with the lower plate 1, meanwhile, the lining outer tube 4 is fixedly connected with the upper plate 2 through the support plate 3, so that the lining outer tube 4 is firmly connected with the upper plate 2 and the lower plate 1, the strength and the rigidity of the engine suspension mounting positions of the auxiliary frame can be increased, and the use requirement of the auxiliary frame under severe working conditions is met.

Referring to fig. 1, the liner outer tube 4 extends in an up-and-down direction, i.e., the liner outer tube 4 is substantially perpendicular to the lower plate 1 and the upper plate 2, respectively, such that the liner outer tube 4 is more stably coupled to the lower plate 1 and the upper plate 2.

It should be noted that, referring to fig. 1 and 7, the suspension bushing 5 may be press-fitted into the bushing outer tube 4 by means of interference fit, so as to achieve tight connection between the suspension bushing 5 and the bushing outer tube 4, and the suspension bushing 5 is used for being fixedly connected with the rear suspension bracket, so that when the strength and rigidity of the engine suspension mounting portion of the subframe are improved, the connection strength between the subframe and the rear suspension can be enhanced. Wherein, hypoplastron 1 and upper plate 2 are the sheet metal component.

Referring to fig. 2 and 3, further, the bracket plate 3 includes a first connecting surface 31 attached to at least a portion of an outer circumferential surface of the liner outer tube 4, and since the liner outer tube 4 is installed in the up-down direction and the first connecting surface 31 is configured as a circular arc surface and attached to the liner outer tube 4, the first connecting surface 31 extends in the up-down direction, the first connecting surface 31 is attached to the outer circumferential surface of the liner outer tube 4, and the first connecting surface 31 is welded to the outer circumferential surface of the liner outer tube 4, so that the connecting strength between the liner outer tube 4 and the bracket plate 3 can be enhanced, and the strength and rigidity of the engine mount installation portion can be enhanced.

Referring to fig. 2 and 3, further, the support plate 3 further includes a second connection surface 32 at least partially attached to the upper plate 2, the second connection surface 32 is fixedly connected to the upper plate 2, and the second connection surface 32 extends substantially along a horizontal direction, where the horizontal direction is substantially perpendicular to the vertical direction. The second is connected the face 32 and is laminated each other with the upper surface of upper plate 2 to be connected the face 32 with the second and upper surface welding of upper plate 2 together, can strengthen the joint strength of mounting panel 3 with upper plate 2 like this, from this, this mounting panel 3 respectively with bush outer tube 4 and upper plate 2 fixed connection, strengthened the intensity and the rigidity of engine mounting portion.

Referring to fig. 1 and 4, in the embodiment of the present disclosure, the lower plate 1 is provided with the connection hole 11, at least a portion of the liner outer tube 4 is fixedly connected in the connection hole 11, in order to enhance the connection strength between the liner outer tube 4 and the lower plate 1, an inner surface of the connection hole 11 also extends in the vertical direction and is attached to an outer circumferential surface of the liner outer tube 4, and the outer circumferential surface of the liner outer tube 4 is also connected to the inner surface of the connection hole 11 by welding, which is beneficial to enhancing the strength and rigidity of the engine mount installation portion.

Referring to fig. 5, in the embodiment of the present disclosure, the upper plate 2 is provided with an avoiding portion 21, the avoiding portion 21 is formed in the circumferential direction of the bushing outer tube 4 and is spaced from the bushing outer tube 4 by a preset distance, the avoiding portion 21 is substantially an inclined arc surface, and in the direction from bottom to top, the distance between the avoiding portion 21 and the bushing outer tube 4 is gradually increased, so that an avoiding space is formed between the upper plate 2 and the bushing outer tube 4, which can greatly facilitate the installation of the bushing outer tube 4. Meanwhile, the avoiding space can avoid the boundaries such as the dynamic envelope of the suspension and the envelope of the exhaust pipe, and the interference on the boundaries such as the dynamic envelope of the suspension and the envelope of the exhaust pipe is avoided. It is understood that the preset distance is a variable value in the up-down direction, that is, the preset distance is gradually increased in the up-down direction, and the preset distance is gradually decreased in the up-down direction.

Referring to fig. 5, in the embodiment of the present disclosure, the edge of the upper plate 2 is provided with the laps 22 distributed in the circumferential direction of the bushing outer tube 4 to be attached to the lower plate 1, and the upper plate 2 is fixedly connected to the lower plate 1 through the laps 22, according to the above, when the laps 22 are attached to and fixedly connected to the lower plate 1, the structural strength of the upper plate 2 and the lower plate 1 can be enhanced, and since the laps 22 are distributed in the circumferential direction of the bushing outer tube 4, the strength and rigidity of the engine mount mounting portion on the subframe can be enhanced.

Referring to fig. 6, in an embodiment of the present disclosure, the liner outer tube 4 may be configured as a hollow cylinder with both ends open, so that the suspension liner 5 may be installed inside the liner outer tube 4.

Embodiments of the present disclosure also provide a vehicle including the subframe described above.

The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure. It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.

In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.

Claims

1. The auxiliary frame is characterized by comprising a lower plate (1), an upper plate (2), a support plate (3) and a bushing outer tube (4), wherein the bushing outer tube (4) is provided with an installation space for installing a suspension bushing (5), the lower plate (1) is fixedly connected with the upper plate (2), the bushing outer tube (4) is fixedly connected with the lower plate (1), and the bushing outer tube (4) is fixedly connected with the upper plate (2) through the support plate (3).

2. The subframe of claim 1 wherein said carrier plate (3) includes a first attachment surface (31) engaging at least a portion of an outer periphery of said bushing outer tube (4), said first attachment surface (31) being fixedly attached to said outer periphery of said bushing outer tube (4).

3. The subframe of claim 1 or 2 wherein said carrier plate (3) includes a second attachment surface (32) at least partially abutting said upper plate (2), said second attachment surface (32) being fixedly attached to said upper plate (2).

4. The subframe of claim 1 wherein said brace plate (3) is welded to said bushing outer tube (4) and said upper plate (2), respectively.

5. The subframe according to claim 1, wherein the upper plate (2) is provided with an escape portion (21), the escape portion (21) being formed in a circumferential direction of the bushing outer tube (4) and spaced a predetermined distance from the bushing outer tube (4).

6. The subframe according to claim 1, wherein the edge of the upper plate (2) is provided with a lap (22) distributed in the circumferential direction of the bushing outer tube (4) so as to be in abutment with the lower plate (1), and the upper plate (2) is fixedly connected to the lower plate (1) by means of the lap (22).

7. The subframe according to claim 1, wherein the lower plate (1) is provided with a connection hole (11), and at least a portion of the bushing outer tube (4) is fixedly connected within the connection hole (11).

8. The subframe of claim 1 wherein said lower plate (1) and said upper plate (2) are joined by welding.

9. A vehicle comprising a subframe according to any one of claims 1 to 8.