CN221113492U - Suspension assembly structure - Google Patents
Suspension assembly structure Download PDFInfo
- Publication number
- CN221113492U CN221113492U CN202322881784.0U CN202322881784U CN221113492U CN 221113492 U CN221113492 U CN 221113492U CN 202322881784 U CN202322881784 U CN 202322881784U CN 221113492 U CN221113492 U CN 221113492U
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- Prior art keywords
- suspension
- bushing
- suspension bracket
- body part
- assembly structure
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- 239000000725 suspension Substances 0.000 title claims abstract description 77
- 238000009434 installation Methods 0.000 claims abstract description 8
- 239000003638 chemical reducing agent Substances 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 230000007704 transition Effects 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 9
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 241001247986 Calotropis procera Species 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
Landscapes
- Vehicle Body Suspensions (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses a suspension assembly structure, and belongs to the technical field of installation and fixation of electric vehicle power assemblies; the utility model is provided with a suspension bracket: a suspension rubber bushing arranged at one end of the suspension bracket; wherein the suspension bracket is integrally formed; the suspension bracket comprises a body part; the body part is in a fan-shaped structure; the body part is provided with a bushing assembly hole; the body part is far away from the bushing assembly hole end to form a mounting part; an extension section is formed at the bottom end of the mounting part; the utility model has the advantages of light weight and high strength, can effectively ensure that the whole vehicle cannot break in the running process, is integrally formed, and effectively reduces the process complexity.
Description
Technical Field
The utility model relates to the technical field of installation and fixation of electric vehicle power assemblies, in particular to a suspension assembly structure.
Background
The power assembly (driving motor and speed reducer) provides power for running the whole vehicle, is a key part of the vehicle, but how to mount and fix the power assembly on the whole vehicle frame and ensure that the power assembly has certain relative displacement under the condition of power output, so that the power assembly and the auxiliary frame assembly are required to be connected through the suspension assembly, and the suspension assembly is a connecting tie between the power assembly and the auxiliary frame assembly.
In order to adapt to the installation and fixation of a power assembly of an electric passenger car on a certain vehicle type, it is necessary to design an electric passenger car suspension assembly, and the traditional suspension assembly is a welding piece, has weaker strength, is easier to cause the problems of weld cracking, rust and the like, and has heavier weight;
Therefore, in view of the above problems, it is desirable to provide a suspension assembly structure that is reliable in structural strength, lightweight, and low in process complexity.
Disclosure of utility model
The utility model aims to overcome the defects in the prior art and provide a suspension assembly structure which has light weight, high strength and low process complexity and can effectively ensure that the whole vehicle cannot break in the running process.
In order to achieve the above object, the present utility model provides the following technical solutions:
the utility model discloses a suspension assembly structure, which comprises:
suspension bracket: and
A suspension rubber bushing arranged at one end of the suspension bracket;
The suspension bracket is integrally formed;
the suspension bracket comprises a body part with a fan-shaped structure;
The body part is provided with a bushing assembly hole;
the body part is far away from the bushing assembly hole end to form a mounting part;
An extension section is formed at the bottom end of the mounting part;
Wherein, the installation department with the mounting hole has all been seted up to the extension for be connected with the reduction gear casing.
Further, the suspension bracket further includes a transition section that is obliquely connected between the body portion and the mounting portion.
Furthermore, a weight-reducing structure is distributed on one side of the suspension bracket, and the weight-reducing structure is a plurality of grooves.
Further, the outer wall of the body part is provided with reinforcing ribs, and the reinforcing ribs protrude out of the outer wall of the body part.
Further, the suspension bracket is made of cast aluminum.
Further, the suspension rubber bushing comprises a bushing outer tube, a rubber spring sleeve and a bushing inner tube,
The outer wall of the bushing outer tube is matched with the bushing assembly hole, and the rubber spring sleeve and the bushing inner tube are sleeved in sequence inside the bushing outer tube.
In the technical scheme, the suspension assembly structure provided by the utility model has the following beneficial effects compared with the prior art:
1. The structural strength is increased by 13.6% compared with the welding structural strength;
2. the weight is reduced by 0.326kg compared with the original structure by 23.3 percent;
3. The one-step forming process is adopted, welding is not needed, and the process complexity is reduced;
4. The aluminum material has attractive appearance and enhanced surface corrosion resistance.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is an isometric view of a suspension assembly structure of the present disclosure;
FIG. 2 is a front view of a suspension assembly structure of the present disclosure;
FIG. 3 is a rear view of a suspension assembly structure of the present disclosure;
FIG. 4 is a left side view of a suspension assembly structure of the present disclosure;
FIG. 5 is an exploded view of one suspension assembly configuration of the present disclosure;
FIG. 6 is a schematic illustration of a suspension assembly structure and powertrain assembly of the present disclosure;
fig. 7 is a schematic diagram illustrating the assembly of a suspension assembly and a subframe according to the present utility model.
Reference numerals illustrate:
1. A suspension bracket; 101. a bushing assembly hole; 102. a mounting part; 103. an extension section; 104. a mounting hole; 105. a transition section; 106. a weight-reducing structure; 107. reinforcing ribs;
2. Suspending a rubber bushing; 201. a bushing outer tube; 202. a rubber spring sleeve; 203. a liner inner tube;
3. A speed reducer housing;
4. An auxiliary frame;
5. a first bolt;
6. and a second bolt.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
See fig. 1, 2, 3;
The utility model relates to an electric vehicle power assembly installation and fixation, which comprises:
Suspension bracket 1: and
A suspension rubber bushing 2 provided at one end of the suspension bracket 1;
The suspension bracket 1 is integrally formed and is made of cast aluminum, and is preferably made of A380 aluminum alloy.
The suspension bracket 1 comprises a body part, wherein the body part is in a fan-shaped structure;
The body part is provided with a bushing assembly hole 101;
The end of the body part far away from the bushing assembly hole 101 is provided with a mounting part 102;
An extension section 103 is formed at the bottom end of the mounting part 102;
Wherein, the mounting portion 102 and the extension section 103 are both provided with mounting holes 104 for connection with the reducer housing 3.
Specifically, the mounting holes 104 include three, two mounting holes 104 are formed in the side portion of the mounting portion 102 of the suspension bracket 1 corresponding to the side portion of the speed reducer housing 3, the suspension bracket 1 extends into the lower portion of the speed reducer housing 3 through the extension section 103, one mounting hole 104 is formed in the extension section 103 and connected with the lower portion of the speed reducer housing 3, and when the speed reducer is assembled, the first bolt 5 penetrates through the mounting hole 104 on the suspension bracket 1 and is connected with the speed reducer housing 3, so that Y-direction limiting of the power assembly is achieved.
See fig. 4:
preferably, the suspension bracket 1 further comprises a transition section 105, the transition section 105 being connected obliquely between the body portion and the mounting portion 102;
Specifically, one end of the transition section 105 is connected with the body portion, and the other end extends obliquely toward the mounting portion 102 and is connected with the mounting portion 102, and in this structure, the suspension bracket 1 is made to have a step structure through the transition section 105, so that the position between the reducer housing 3 and the subframe 4 of the power assembly is adapted.
See fig. 1, 2:
Preferably, a weight-reducing structure 106 is disposed on one side of the suspension bracket 1, the weight-reducing structure 106 is a plurality of grooves, and the weight of the suspension bracket 1 is reduced by the weight-reducing structure 106.
Preferably, the outer wall of the body part is provided with a reinforcing rib 107, the reinforcing rib 107 protrudes out of the outer wall of the body part, the wall thickness of the bushing assembly hole 101 is increased through the reinforcing rib 107, and the structural strength of the bushing assembly hole 101 is improved.
See fig. 5:
Preferably, the suspension rubber bushing 2 comprises a bushing outer tube 201, a rubber spring sleeve 202 and a bushing inner tube 203;
The outer wall of the bushing outer tube 201 is matched with the bushing assembly hole 101, and a rubber spring sleeve 202 and a bushing inner tube 203 are sleeved inside the bushing outer tube 201 in sequence;
When assembled, the second bolts 6 penetrate through the mounting holes of the bushing inner tube 203 to connect the suspension bracket 1 with the subframe 4. This structure realizes the axial spacing of power assembly and frame through bush inner tube 203, rubber spring housing 202 realizes the change of different rigidity through changing structural style and sizing material formula, match the power assembly, play the vibration isolation effect, better optimize vehicle NVH characteristic improves the assembly performance through bush outer tube 201, when power changes, the moment and the vibration that produce change are transmitted for suspension rubber bush 2 through suspension support 1, suspension rubber bush 2 connects on sub-frame 4, through the rubber principle of absorbing vibration on the suspension rubber bush 2, play vibration damping's purpose.
In the technical scheme, according to the suspension assembly structure provided by the utility model, the suspension bracket 1 is formed by casting the cast aluminum material A380 at high pressure, the mounting hole 104 is fixed on the speed reducer shell 3 through the first bolt 5, the bushing assembly hole 101 is connected with the auxiliary frame 4 through the second bolt, when the power assembly increases and decreases power according to road conditions, the power assembly can transmit torque and vibration to the suspension rubber bushing 2 through the suspension bracket 1, the suspension rubber bushing 2 is connected to the auxiliary frame 4, and the purpose of shock absorption is achieved through the rubber vibration absorption principle on the suspension rubber bushing 2;
Performing CAE analysis on the bracket by hypermesh software, performing stress analysis on the suspension bracket under 28 working conditions, optimizing the structure of the suspension bracket, and adding reinforcing ribs at the part with larger stress to solve the problems of overweight and insufficient strength of the suspension bracket;
compared with the prior art, the suspension assembly structure has the following beneficial effects:
1. The structural strength is increased by 13.6% compared with the welding structural strength;
2. the weight is reduced by 0.326kg compared with the original structure by 23.3 percent;
3. The one-step forming process is adopted, welding is not needed, and the process complexity is reduced;
4. The aluminum material has attractive appearance and enhanced surface corrosion resistance.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (6)
1. A suspension assembly structure comprising:
suspension bracket (1): and
A suspension rubber bushing (2) arranged at one end of the suspension bracket (1), characterized in that;
The suspension bracket (1) is integrally formed;
the suspension bracket (1) comprises a body part which is in a fan-shaped structure;
the body part is provided with a bushing assembly hole (101);
an installation part (102) is formed at the end of the body part far away from the bushing assembly hole (101);
An extension section (103) is formed at the bottom end of the mounting part (102);
Wherein, the installation part (102) and the extension section (103) are provided with installation holes (104) for being connected with the reducer shell (3).
2. A suspension assembly structure according to claim 1, wherein;
The suspension bracket (1) further comprises a transition section (105), the transition section (105) being connected obliquely between the body portion and the mounting portion (102).
3. A suspension assembly structure according to claim 1, wherein;
A weight-reducing structure (106) is distributed on one side of the suspension bracket (1), and the weight-reducing structure (106) is a plurality of grooves.
4. A suspension assembly structure according to claim 1, wherein;
The outer wall of the body part is provided with reinforcing ribs (107), and the reinforcing ribs (107) protrude out of the outer wall of the body part.
5. A suspension assembly structure according to any one of claims 1-4, wherein;
The suspension bracket (1) is made of cast aluminum.
6. A suspension assembly structure according to any one of claims 1-4, wherein;
The suspension rubber bushing (2) comprises a bushing outer tube (201), a rubber spring sleeve (202) and a bushing inner tube (203);
The outer wall of the bushing outer tube (201) is matched with the bushing assembly hole (101);
The rubber spring sleeve (202) and the bushing inner tube (203) are sequentially sleeved in the bushing outer tube (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322881784.0U CN221113492U (en) | 2023-10-26 | 2023-10-26 | Suspension assembly structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322881784.0U CN221113492U (en) | 2023-10-26 | 2023-10-26 | Suspension assembly structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221113492U true CN221113492U (en) | 2024-06-11 |
Family
ID=91338618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322881784.0U Active CN221113492U (en) | 2023-10-26 | 2023-10-26 | Suspension assembly structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221113492U (en) |
-
2023
- 2023-10-26 CN CN202322881784.0U patent/CN221113492U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |