CN215245116U - Mechanism for reinforcing connection between rear auxiliary frame and vehicle body and vehicle - Google Patents
Mechanism for reinforcing connection between rear auxiliary frame and vehicle body and vehicle Download PDFInfo
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- CN215245116U CN215245116U CN202120673383.4U CN202120673383U CN215245116U CN 215245116 U CN215245116 U CN 215245116U CN 202120673383 U CN202120673383 U CN 202120673383U CN 215245116 U CN215245116 U CN 215245116U
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Abstract
The utility model provides a mechanism and vehicle for strengthening back sub vehicle frame and body coupling, it is fixed with the automobile body that sub vehicle frame and automobile body pass through the bush and be used for strengthening back sub vehicle frame and body coupling after back, the first surface of the connecting plate of this mechanism can support with the bush inner tube and lean on, and connect the automobile body jointly through first connecting piece and bush inner tube, the other end of connecting plate passes through sleeve pipe and body coupling, the sleeve pipe height can be according to bush inner tube and the high drop rational selection of automobile body, the problem of connecting plate shaping error has been solved, and can improve the use strength of connecting plate to a certain extent. The utility model provides a mechanism for strengthening back sub vehicle frame and body connection has improved back sub vehicle frame erection point dynamic stiffness to a certain extent greatly, has promoted the NVH performance of car.
Description
Technical Field
The utility model relates to a technical field is connected to automobile body spare part, concretely relates to a mechanism and vehicle for strengthening back sub vehicle frame and body connection.
Background
The automobile rear auxiliary frame is a middle buffer body connected with an automobile body and a rear suspension and is a mounting platform for a control arm, a stabilizer bar, a rear differential and the like. In addition, the rear auxiliary frame bears various force resultant moments transmitted by the swing arm, the stabilizer bar, the rear differential and the like, can isolate vibration and noise, improves the comfort, and has higher requirements on the connecting structure of the rear auxiliary frame and the vehicle body. The rear subframe can be divided into a soft connection (bushing) and a hard connection (without bushing) from the body, and the soft connection can better isolate the road vibration to bring good comfort.
How to improve the connection strength between the rear auxiliary frame and the vehicle body, further improve the dynamic stiffness of the connection structure between the inner pipe of the bushing of the rear auxiliary frame and the vehicle body, and better play the vibration isolation function of the bushing is a goal pursued by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can improve the mechanism that is used for strengthening back sub vehicle frame and body connection of back sub vehicle frame bush inner tube and body connection structure's dynamic stiffness. Furthermore, another object of the present invention is to provide a vehicle including the above-mentioned mechanism for reinforcing the connection between the rear subframe and the vehicle body.
The utility model provides a mechanism for strengthening connection of a rear auxiliary frame and a vehicle body, which comprises a connecting plate, a first connecting piece and a second connecting piece, wherein the connecting plate comprises a first surface and is used for abutting against a lining inner cylinder for connecting the rear auxiliary frame and the vehicle body, and the first surface is provided with a mounting hole for placing the first connecting piece; the first end face of the sleeve is fixedly connected with the connecting plate, the second end face of the sleeve is matched and abutted with the corresponding position of the vehicle body, and coaxial through holes are formed in the corresponding positions of the connecting plate and the sleeve to accommodate the second connecting piece.
When back sub vehicle frame and automobile body pass through the bush and be used for strengthening back sub vehicle frame and body connection's mechanism and automobile body fixed, the first surface of the connecting plate of this mechanism can support with the bush inner tube and lean on to connect the automobile body jointly through first connecting piece and bush inner tube, the other end of connecting plate passes through sleeve pipe and body connection, the sleeve pipe height can be according to bush inner tube and the high fall rational selection of automobile body, has solved the problem of connecting plate shaping error, and can improve the use strength of connecting plate to a certain extent. The utility model provides a mechanism for strengthening back sub vehicle frame and body connection has improved back sub vehicle frame erection point dynamic stiffness to a certain extent greatly, has promoted the NVH performance of car.
Optionally, the number of the sleeves is at least two, and each of the sleeves is spaced by a predetermined interval.
Optionally, the heights of any two of the sleeves are the same or different, and the second end faces of all the sleeves are simultaneously abutted with corresponding positions of the vehicle body in a fitting manner.
Optionally, the second connecting piece includes bolts, the bolts correspond to the sleeves one by one, and the connecting ends of the bolts can penetrate through the sleeves and connect with the corresponding through holes to connect with the vehicle body during installation;
or/and the first connecting piece comprises a bolt, and the bolt can be simultaneously arranged in the mounting hole and the inner cylinder of the bushing.
Optionally, the sleeve is fixedly connected with the connecting plate in a welding manner.
Optionally, the connecting plate includes a first plate section and a second plate section connected at a predetermined angle, the first surface is disposed on the first plate section, and the sleeve is disposed on the second plate section.
Optionally, a third plate section is further connected between the first plate section and the second plate section, an included angle between the first plate section and the third plate section is an obtuse angle, and an included angle between the second plate section and the third plate section is also an obtuse angle.
Optionally, a reinforcing rib is arranged on the third plate section; or/and the connecting plate is provided with a flanging structure.
The utility model also provides a vehicle, including automobile body and back sub vehicle frame, the automobile body with back sub vehicle frame passes through bushing, still includes above-mentioned arbitrary the mechanism that is used for strengthening back sub vehicle frame and body connection.
Optionally, the sleeve is coaxially mounted with a blade arm bracket mounting bolt hole on the vehicle body, and the connecting end of the second connecting member passes through the sleeve and the blade arm bracket mounting bolt hole to be connected with the vehicle body.
Drawings
FIG. 1 is a schematic view of a portion of a mechanism for reinforcing the connection of a rear subframe to a vehicle body in accordance with an embodiment of the present invention assembled with the vehicle body;
FIG. 2 is a schematic view of a portion of the structure of the mechanism for reinforcing the connection of the rear subframe to the vehicle body in accordance with another embodiment of the present invention assembled with the vehicle body;
FIG. 3 is a schematic view of a mechanism for reinforcing the connection of the rear subframe to the vehicle body in one embodiment of the present invention;
FIG. 4 is a schematic view of another aspect of a mechanism for reinforcing the connection of the rear subframe to the vehicle body according to an embodiment of the present invention;
fig. 5 is a schematic view of another embodiment of a mechanism for reinforcing the connection of the rear subframe to the vehicle body.
The reference numerals in fig. 1-5 are illustrated as follows:
1, a mechanism; 1a through hole; 101 connecting plates; 101.1 a first plate section; 101.2 a third plate section; 101.3 a second plate section; 102 a sleeve; 103 welding seams; 21 a first connecting member; 22 a second connector; 3 a blade arm support; 4, a vehicle body; 5 lining.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1-5, fig. 1 is a partial structural schematic view of a mechanism for reinforcing the connection between a rear subframe and a vehicle body according to an embodiment of the present invention and the vehicle body assembly; FIG. 1 is a schematic view of a portion of a vehicle body assembly including a mechanism for reinforcing the connection of a rear subframe to the vehicle body in accordance with another embodiment of the present invention; FIG. 3 is a schematic view of a mechanism for reinforcing the connection of the rear subframe to the vehicle body in one embodiment of the present invention; FIG. 4 is a schematic view of another aspect of a mechanism for reinforcing the connection of the rear subframe to the vehicle body according to an embodiment of the present invention; fig. 5 is a schematic view of another embodiment of a mechanism for reinforcing the connection of the rear subframe to the vehicle body.
The utility model provides a mechanism 1 for strengthening back sub vehicle frame and body connection, including connecting plate 101, first connecting piece 21 and second connecting piece 22, connecting plate 101 includes the first surface for support with 5 inner tubes of bush of connecting back sub vehicle frame and automobile body 4 and lean on, be provided with the mounting hole that is used for placing first connecting piece 21 on the first surface.
The mechanism further comprises at least one sleeve 102, a first end surface of the sleeve 102 is fixedly connected with the connecting plate 101, a second end surface is used for being matched and abutted with a corresponding position of the vehicle body 4, and a coaxial through hole is arranged at a corresponding position of the connecting plate 101 and the sleeve 102 for accommodating the second connecting piece 22.
When the rear subframe and the vehicle body 4 are fixed with the vehicle body 4 through the bushing 5 and a mechanism for reinforcing the connection of the rear subframe and the vehicle body 4, the first surface of the connecting plate 101 of the mechanism can abut against the inner cylinder of the bushing 5, the vehicle body 4 is connected with the inner cylinder of the bushing 5 through the first connecting piece 21, the other end of the connecting plate 101 is connected with the vehicle body 4 through the sleeve 102, the height of the sleeve 102 can be reasonably selected according to the height difference between the inner cylinder of the bushing 5 and the vehicle body 4, the problem of forming errors of the connecting plate 101 is solved, and the use strength of the connecting plate 101 can be improved to a certain extent. The utility model provides a mechanism for strengthening back sub vehicle frame and 4 connections of automobile body has improved back sub vehicle frame erection point dynamic stiffness to a certain extent greatly, has promoted the NVH performance of car.
The number of the sleeves 102 is at least two, and the sleeves 102 are spaced at a predetermined interval. The number of sleeves 102 may be determined by the size of the components and the strength of the connection.
In the above embodiments, the heights of any two of the sleeves are the same or different, and the second end surfaces of all the sleeves are simultaneously abutted with the corresponding positions of the vehicle body 4. The number of the sleeves can be reasonably selected according to the structure of the vehicle body 4 so as to meet the requirements of various vehicle types.
In a specific embodiment, the second connecting member 22 may comprise bolts, which are respectively corresponding to the sleeves 102, and the connecting ends of the bolts can pass through the sleeves and connect with the corresponding through holes 1a to connect with the vehicle body 4 when being installed. The bolt connection is reliable and detachable, and the use flexibility is improved.
Alternatively/or additionally, the first connecting member 21 comprises a bolt which can be mounted to the mounting hole and the inner cylinder of the bushing 5 simultaneously.
The sleeve is fixedly connected with the connecting plate 101 by welding, and a welding seam 103 between the sleeve and the connecting plate 101 is shown in the figure. The welding connection is reliable.
In the above embodiments, the connection plate 101 includes the first plate section 101.1 and the second plate section 101.3 connected at a predetermined angle, the first surface is disposed on the first plate section 101.1, and the sleeve is disposed on the second plate section 101.3.
Further, a third plate segment 101.2 is connected between the first plate segment 101.1 and the second plate segment 101.3, an included angle between the first plate segment 101.1 and the third plate segment 101.2 is an obtuse angle, and an included angle between the second plate segment 101.3 and the third plate segment 101.2 is also an obtuse angle. The angle between the first plate section 101.1 and the second plate section 101.3 and the angle between the second plate section 101.3 and the third plate section 101.2 may depend on the actual installation environment. This lack of disclosure does not affect the understanding and implementation of the present teachings by those skilled in the art.
In order to increase the strength of the connection plate 101, the third plate section 101.2 may be provided with reinforcing ribs; alternatively, or in addition, the connecting plate 101 has a flanging structure.
Additionally, the utility model provides a vehicle, including automobile body 4 and back sub vehicle frame, automobile body 4 passes through bush 5 with the back sub vehicle frame and connects, still includes above-mentioned arbitrary the mechanism that is used for strengthening back sub vehicle frame and automobile body 4 and connects.
In one embodiment, the bushing is coaxially mounted with the blade arm support 3 mounting bolt hole in the vehicle body 4, and the connecting end of the second connector 22 is connected to the vehicle body 4 through the bushing and the blade arm support mounting bolt hole.
In this embodiment, with the help of the current mounting bolt hole that is used for installing blade arm support 3 of automobile body 4, can realize strengthening the installation of mechanism, need not further special processing mounting hole, avoid the destruction to automobile body 4 structure, improve automobile body 4's life.
Since the vehicle has the above-mentioned mechanism for reinforcing the connection between the rear subframe and the vehicle body 4, the vehicle should have the same technical effects, and therefore, the detailed description thereof is omitted.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A mechanism for reinforcing connection between a rear auxiliary frame and a vehicle body is characterized by comprising a connecting plate, a first connecting piece and a second connecting piece, wherein the connecting plate comprises a first surface and is used for abutting against a lining inner cylinder for connecting the rear auxiliary frame and the vehicle body, and a mounting hole for placing the first connecting piece is formed in the first surface; the first end face of the sleeve is fixedly connected with the connecting plate, the second end face of the sleeve is matched and abutted with the corresponding position of the vehicle body, and coaxial through holes are formed in the corresponding positions of the connecting plate and the sleeve to accommodate the second connecting piece.
2. The mechanism for reinforcing a rear subframe to vehicle body joint of claim 1 wherein said bushings are at least two in number and wherein said bushings are spaced apart a predetermined distance.
3. The mechanism for reinforcing a rear subframe to vehicle body joint as set forth in claim 2 wherein said bushings are of the same or different height for either one of said bushings and wherein said second end surfaces of all of said bushings simultaneously abut a corresponding portion of the vehicle body.
4. The mechanism for reinforcing a connection between a rear subframe and a vehicle body as claimed in claim 2, wherein the second connecting member comprises a bolt, and the bolt corresponds to the sleeve one by one, and a connecting end of the bolt can penetrate through the sleeve and be connected with the vehicle body through the corresponding through hole when the bolt is installed;
or/and the first connecting piece comprises a bolt, and the bolt can be simultaneously arranged in the mounting hole and the inner cylinder of the bushing.
5. The mechanism for reinforcing a rear subframe to vehicle body joint as set forth in claim 2 wherein said bushing is fixedly attached to said web by welding.
6. The mechanism for reinforcing a rear subframe to vehicle body joint as claimed in any one of claims 1 to 5 wherein said connecting plate includes a first plate section and a second plate section connected at a predetermined angle, said first surface being disposed on said first plate section and said bushing being disposed on said second plate section.
7. The mechanism of claim 6, wherein a third plate section is connected between the first plate section and the second plate section, an included angle between the first plate section and the third plate section is an obtuse angle, and an included angle between the second plate section and the third plate section is an obtuse angle.
8. The mechanism for reinforcing a rear subframe to vehicle body joint of claim 7 wherein said third plate section has a reinforcement disposed thereon; or/and the connecting plate is provided with a flanging structure.
9. A vehicle comprising a body and a rear sub-frame, said body and said rear sub-frame being connected by a bushing, further comprising the mechanism for reinforcing a connection of a rear sub-frame to a body of any of claims 1 to 8.
10. The vehicle of claim 9, wherein the bushing is coaxially mounted with a blade arm bracket mounting bolt hole in the body, and the connecting end of the second connector is coupled to the body through the bushing and the blade arm bracket mounting bolt hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120673383.4U CN215245116U (en) | 2021-03-31 | 2021-03-31 | Mechanism for reinforcing connection between rear auxiliary frame and vehicle body and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120673383.4U CN215245116U (en) | 2021-03-31 | 2021-03-31 | Mechanism for reinforcing connection between rear auxiliary frame and vehicle body and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215245116U true CN215245116U (en) | 2021-12-21 |
Family
ID=79507205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120673383.4U Active CN215245116U (en) | 2021-03-31 | 2021-03-31 | Mechanism for reinforcing connection between rear auxiliary frame and vehicle body and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215245116U (en) |
-
2021
- 2021-03-31 CN CN202120673383.4U patent/CN215245116U/en active Active
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