CN215042016U - Suspension rubber mat assembly of electric vehicle - Google Patents
Suspension rubber mat assembly of electric vehicle Download PDFInfo
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- CN215042016U CN215042016U CN202120974114.1U CN202120974114U CN215042016U CN 215042016 U CN215042016 U CN 215042016U CN 202120974114 U CN202120974114 U CN 202120974114U CN 215042016 U CN215042016 U CN 215042016U
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- mounting hole
- suspension mounting
- electric vehicle
- rubber mat
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Abstract
The utility model discloses an electric motor car suspension cushion assembly, including the suspension support, set up in the outer skeleton on suspension support upper portion, arrange in the inside inner frame of outer skeleton, set up inside the outer skeleton, and the cover is established the rubber main spring on the inner frame, set up two suspension mounting holes in the suspension support lower part, the suspension mounting hole of keeping away from outer skeleton one end is configured into first suspension mounting hole, the suspension mounting hole that is close to outer skeleton one end is configured into second suspension mounting hole, the diameter of first suspension mounting hole is less than the diameter of second suspension mounting hole, and the suspension cushion is connected in the sub vehicle frame through first suspension mounting hole and second suspension mounting hole. The electric vehicle suspension rubber mat assembly has the advantages that the structure is simple, the overall structural strength is increased, the one-step forming process is adopted, welding is not needed, and the process complexity is reduced; set up first suspension mounting hole and second suspension mounting hole, further reduced the error of mounting hole, improved the practicality.
Description
Technical Field
The utility model relates to an automobile parts technical field especially relates to an electric motor car suspension cushion assembly.
Background
The suspension cushion is the shock attenuation spare part of connecting power assembly and automobile body or sub vehicle frame, does not exceed under the condition of maximum design displacement when the vehicle vibrates, plays fixed power assembly accurate position on sub vehicle frame, slows down the vibration of automobile body, carriage and guarantees universal transmission's steady operation, and the travelling comfort of guarantee taking improves the life of car. The harm is as follows: if the suspension rubber cushion is damaged, broken or fallen off due to failure, the engine and the frame are rigidly connected, the vibration reduction and buffering effects are lost, the jolt of the vehicle in running cannot be absorbed, the engine shakes during running, and when the automobile is accelerated and braked, the engine moves forwards and backwards, parts are easily broken, and all transmission systems of the automobile are affected. Therefore, further research and development of the suspension rubber pad assembly are needed.
Most of the existing suspension supports of the suspension rubber mats are formed by welding and splicing stamping parts, the problems of cracking of the welding parts, rusting of the surfaces of welding seams and the like easily occur, the mounting holes of the suspension supports are subjected to punching processing, the influence of errors of a punching machine is received, the mounting holes have the condition of large errors, and no die is used for ensuring high precision of the mounting holes; the stamping metal part is limited by the structural strength and is not easy to make the appearance of a complex structure under the influence of the spatial arrangement of a power assembly suspension system.
Based on the technical problem, technical personnel in the field need urgently to develop an electric vehicle suspension rubber mat assembly which is simple in structure, capable of reducing errors of mounting holes, high in overall structural strength, capable of adopting one-step forming technology and free of welding.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a simple structure can reduce the error of mounting hole, and overall structure intensity increases, and adopts one shot forming technology, need not welded electric motor car suspension cushion assembly.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model discloses an electric motor car suspension cushion assembly, this cushion assembly includes:
a suspension bracket; and
the outer framework is arranged at the upper part of the suspension bracket;
an inner skeleton disposed inside the outer skeleton;
the rubber main spring is arranged in the outer framework and sleeved on the inner framework;
the rubber cushion assembly also comprises
Two suspension mounting structures arranged at the lower part of the suspension bracket, wherein the suspension mounting structure far away from one end of the outer framework is configured as a first suspension mounting hole used for positioning a suspension rubber mat;
the suspension mounting structure near one end of the outer framework is configured to be a second suspension mounting hole used for fastening a suspension rubber mat, the diameter of the first suspension mounting hole is smaller than that of the second suspension mounting hole, the suspension rubber mat is connected to the auxiliary frame through the first suspension mounting hole and the second suspension mounting hole, and the vibration of the power assembly is transmitted to the auxiliary frame through the suspension rubber mat and then further transmitted to the vehicle body.
Further, the diameter of the first suspension mounting hole is 10.5 mm.
Further, the diameter of the second suspension mounting hole is 11 mm.
Preferably, the suspension bracket is of an integrally formed structure and is made of A380 aluminum alloy.
Preferably, the outer skeleton is formed by die casting of 6061 aluminum alloy materials.
Furthermore, the rubber main spring is adhered to the inner wall of the outer framework through a vulcanization process.
Furthermore, the rubber main spring is bonded on the outer surface of the inner framework through a vulcanization process.
Furthermore, the outer frame, the inner frame and the rubber main spring are vulcanized into a whole through a high-pressure die.
Furthermore, the upper end of the suspension bracket is provided with a reinforcing rib.
In the technical scheme, the utility model provides a pair of electric motor car suspension cushion assembly has following beneficial effect:
the electric vehicle suspension rubber mat assembly has the advantages that the structure is simple, the overall structural strength is increased, the one-step forming process is adopted, welding is not needed, and the process complexity is reduced; set up first suspension mounting hole and second suspension mounting hole, further reduced the error of mounting hole, improved the practicality.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic view of an overall structure of a suspension rubber mat assembly of an electric vehicle according to an embodiment of the present invention;
fig. 2 is a schematic structural view of an outer frame in a suspension rubber mat assembly of an electric vehicle according to an embodiment of the present invention;
fig. 3 is a schematic structural view of an inner frame in a suspension rubber mat assembly of an electric vehicle according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a main rubber spring in a suspension rubber mat assembly of an electric vehicle according to an embodiment of the present invention.
Description of reference numerals:
1. a suspension bracket; 2. an outer skeleton; 3. an inner skeleton; 4. a rubber main spring; 5. a first suspension mounting hole; 6. a second suspension mounting hole; 7. and (5) reinforcing ribs.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
As shown in FIGS. 1-4;
the utility model discloses an electric motor car suspension cushion assembly for connect sub vehicle frame and driving motor assembly, this cushion assembly includes:
a suspension bracket 1; and
an outer framework 2 arranged at the upper part of the suspension bracket 1;
an inner frame 3 disposed inside the outer frame 2;
the rubber main spring 4 is arranged in the outer framework 2 and sleeved on the inner framework 3;
the rubber cushion assembly also comprises
Two suspension mounting structures arranged at the lower part of the suspension bracket 1, wherein the suspension mounting structure far away from one end of the outer framework 2 is configured to be a first suspension mounting hole 5, and the first suspension mounting hole 5 is used for positioning a suspension rubber mat;
the suspension mounting structure that is close to 2 one ends of exoskeleton is configured as second suspension mounting hole 6, second suspension mounting hole 6 is used for fastening the suspension cushion, the diameter of first suspension mounting hole 5 is less than the diameter of second suspension mounting hole 6, and the suspension cushion passes through first suspension mounting hole 5 with second suspension mounting hole 6 connects in the sub vehicle frame, and the vibration of power assembly transmits the sub vehicle frame through this suspension cushion and further transmits the automobile body again.
By way of further introduction to this embodiment, the diameter of the first suspension mounting hole 5 is 10.5 mm.
By way of further introduction to this embodiment, the diameter of the second suspension mounting hole 6 is 11 mm.
As a preferred technical solution of this embodiment, the suspension bracket 1 is an integrally formed structure, and is made of a380 aluminum alloy, and is completed in an aluminum casting mold, and the aluminum casting alloy is mainly formed integrally by a die-casting aluminum mold, so that the structure is light.
As the preferred technical scheme of this embodiment, the outer frame 2 adopts 6061 aluminum alloy material die-casting to form, just the outer frame 2 is the cylinder structure.
As a further introduction of the present embodiment, the main rubber spring 4 is adhered to the inner wall of the outer frame 2 by a vulcanization process.
As a further introduction of the present embodiment, the main rubber spring 4 is adhered to the outer surface of the inner frame 3 through a vulcanization process, and the inner frame 3 is a cylindrical structure.
As a further introduction of the present embodiment, the outer frame 2, the inner frame 3, and the main rubber spring 4 are integrally vulcanized by a high-pressure mold.
As a further introduction of this embodiment, the upper end of the suspension bracket 1 is provided with the reinforcing rib 7, the suspension bracket 1 in this embodiment is formed by one-step process without welding, the overall structural strength is increased by 9% compared with the traditional welding structure, the weight is 0.421kg lighter than the original structure, the weight is reduced by 13.2%, the aluminum material is adopted, the appearance is beautiful, and the surface has strong corrosion resistance.
When the suspension rubber mat assembly is assembled, the outer framework 2, the rubber main spring 4 and the inner framework 3 are integrally fixed on a press fitting tool, a hyper mesh software is used for CAE analysis, the stress analysis of the suspension bracket 1 under the 28 working conditions of suspension is performed, the stress analysis of the suspension bracket 1 under the 28 working conditions is performed, the structure of the suspension bracket is optimized, the reinforcing ribs 7 are added to the part with larger stress, and the problems that the suspension bracket 1 is overweight in quality and insufficient in strength are solved.
In the technical scheme, the utility model provides a pair of electric motor car suspension cushion assembly has following beneficial effect:
the electric vehicle suspension rubber mat assembly has the advantages that the structure is simple, the overall structural strength is increased, the one-step forming process is adopted, welding is not needed, and the process complexity is reduced; set up first suspension mounting hole and second suspension mounting hole, further reduced the error of mounting hole, improved the practicality.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (9)
1. The utility model provides an electric motor car suspension cushion assembly which characterized in that, this cushion assembly includes:
a suspension bracket (1); and
an outer framework (2) arranged at the upper part of the suspension bracket (1);
an inner skeleton (3) arranged inside the outer skeleton (2);
the rubber main spring (4) is arranged in the outer framework (2) and sleeved on the inner framework (3);
the rubber cushion assembly also comprises
Two suspension mounting structures arranged at the lower part of the suspension bracket (1), wherein the suspension mounting structure far away from one end of the outer framework (2) is configured to be a first suspension mounting hole (5), and the first suspension mounting hole (5) is used for positioning a suspension rubber mat;
be close to exoskeleton (2) one end the suspension mounting structure is configured as second suspension mounting hole (6), second suspension mounting hole (6) are used for fastening the suspension cushion, the diameter of first suspension mounting hole (5) is less than the diameter of second suspension mounting hole (6), and the suspension cushion passes through first suspension mounting hole (5) with second suspension mounting hole (6) are connected in sub vehicle frame.
2. The electric vehicle suspension rubber mat assembly as recited in claim 1, wherein the diameter of the first suspension mounting hole (5) is 10.5 mm.
3. The electric vehicle suspension rubber mat assembly of claim 1, wherein the diameter of the second suspension mounting hole (6) is 11 mm.
4. The suspension rubber mat assembly of the electric vehicle as claimed in claim 1, wherein the suspension bracket (1) is of an integrally formed structure and is made of A380 aluminum alloy.
5. The suspension rubber mat assembly of the electric vehicle as claimed in claim 1, wherein the outer frame (2) is made of 6061 aluminum alloy material through die casting.
6. The suspension rubber mat assembly of the electric vehicle as claimed in claim 1, wherein the main rubber spring (4) is adhered to the inner wall of the outer frame (2) through a vulcanization process.
7. The suspension rubber mat assembly of the electric vehicle as claimed in claim 6, wherein the main rubber spring (4) is adhered to the outer surface of the inner frame (3) by a vulcanization process.
8. The suspension rubber mat assembly of the electric vehicle as claimed in any one of the claims 6 or 7, wherein the outer frame (2), the inner frame (3) and the main rubber spring (4) are vulcanized into a whole by a high-pressure mold.
9. The suspension rubber mat assembly of the electric vehicle as claimed in any one of claims 1 to 7, wherein the suspension bracket (1) is provided with a reinforcing rib (7) at the upper end thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120974114.1U CN215042016U (en) | 2021-05-08 | 2021-05-08 | Suspension rubber mat assembly of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120974114.1U CN215042016U (en) | 2021-05-08 | 2021-05-08 | Suspension rubber mat assembly of electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215042016U true CN215042016U (en) | 2021-12-07 |
Family
ID=79198968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120974114.1U Active CN215042016U (en) | 2021-05-08 | 2021-05-08 | Suspension rubber mat assembly of electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215042016U (en) |
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2021
- 2021-05-08 CN CN202120974114.1U patent/CN215042016U/en active Active
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