CN220199037U - Integrated form electricity drives system assembly and bears structure - Google Patents
Integrated form electricity drives system assembly and bears structure Download PDFInfo
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- CN220199037U CN220199037U CN202320687948.3U CN202320687948U CN220199037U CN 220199037 U CN220199037 U CN 220199037U CN 202320687948 U CN202320687948 U CN 202320687948U CN 220199037 U CN220199037 U CN 220199037U
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- 230000005611 electricity Effects 0.000 title description 2
- 239000000725 suspension Substances 0.000 claims abstract description 37
- 238000009434 installation Methods 0.000 claims description 9
- 238000004512 die casting Methods 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000005266 casting Methods 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 7
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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- Body Structure For Vehicles (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The utility model discloses an integrated electric drive system assembly bearing structure, which is characterized in that: the charging machine is installed in the middle of the bearing frame, suspension brackets are installed at two ends of the bearing frame, and the motor system assembly is connected to the suspension brackets. The integrated electric drive system assembly bearing structure is simple in structure, convenient to install and arrange, good in applicability, and high in practicability and application prospect.
Description
Technical Field
The utility model belongs to the technical field of automobiles, and particularly relates to a bearing structure of an integrated electric drive system assembly.
Background
In the period of high-speed development of electric automobiles, people have different demands on the dynamic property and economy of the automobiles, so that automobile manufacturers provide more electric drive system assemblies in the same automobile type or similar automobile types to meet the requirements of different automobile type platformization, and therefore, the multifunctional cast aluminum integrated bearing frame is developed according to the different electric drive system assemblies. In the prior art, the traditional fuel vehicle and the electric vehicle are different in power and front cabin arrangement, and the integrated electric drive system assembly bearing structure arrangement has large limitation and poor applicability.
Publication number CN111409433a, bulletin day 2020.7.14, patent name a motor suspension arrangement structure and method, including suspension cushion subassembly, first coupling assembling, the second coupling assembling, the motor bracket, the third coupling assembling, the frame, the second installing support, first mounting hole, the motor shaft, the stabilizer plate, lower connecting plate and upper connecting plate, the rear axle rear side of car is welded with the frame, the motor bracket is installed to the frame inboard, motor bracket and frame junction are provided with the second coupling assembling, the suspension cushion subassembly is installed to the motor bracket inboard, the lower connecting plate is installed to the motor bracket internally mounted, the upper connecting plate is installed to the lower connecting plate inboard, the second installing support is installed to the upper connecting plate inboard, be provided with the third coupling assembling between second installing support and the upper connecting plate, the second fixed orifices has been seted up to the inside upside of second installing support, first fixed orifices have been seted up to the motor main part annular side downside, the stabilizer plate is installed to the motor main part rear side. But this structure is poor in applicability and occupies a large space.
Disclosure of Invention
The utility model aims to solve the problems in the prior art and provides an integrated electric drive system assembly bearing structure which is simple in structure, convenient to install and arrange and good in applicability.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the integrated electric drive system assembly bearing structure is characterized in that: the charging machine is installed in the middle of the bearing frame, suspension brackets are installed at two ends of the bearing frame, and the motor system assembly is connected to the suspension brackets.
In order to make the above technical solution more detailed and concrete, the present utility model further provides the following preferred technical solutions, so as to obtain a satisfactory practical effect:
the middle part of the bearing frame is a sunken platform structure, and step surfaces are formed at two ends of the bearing frame; the middle sinking platform structure is a charger installation position, and the step surfaces on the two sides are connected with the suspension bracket.
And two ends of the bearing frame are provided with vehicle body mounting holes connected to the vehicle body.
A vehicle body mounting bushing is arranged in the vehicle body mounting hole.
The edge of the bearing frame is provided with PTC cable fixing holes and high-voltage cable fixing holes.
And a plurality of bearing frame reinforcing ribs are arranged at the sinking platform structure and the step surface of the bearing frame.
One end of the expansion kettle is provided with a storage battery bracket mounting position and a high-voltage box tray mounting position on two sides of the step surface in a suspending way, and the other end of the expansion kettle is provided with an expansion kettle mounting position on the side of the step surface in a suspending way.
The storage battery support mounting position and the high-voltage box tray mounting position are respectively provided with three mounting holes which are arranged in a triangular mode.
And a charger mounting hole for mounting a charger is formed in the sinking table structure.
The storage battery support mounting position, the high-voltage box tray mounting position, the expansion kettle mounting position and the charger mounting hole are formed by casting together with the bearing frame.
Compared with the prior art, the utility model has the following advantages: the integrated electric drive system assembly bearing structure is simple in structure, convenient to install and arrange, good in applicability, and high in practicability and application prospect.
Drawings
The contents expressed in the drawings of the present specification and the marks in the drawings are briefly described as follows:
FIG. 1 is a schematic view of a load bearing structure of an integrated electro-drive system assembly according to the present utility model;
FIG. 2 is a schematic diagram of an electric drive system assembly arrangement according to the present utility model.
Marked in the figure as: 1. bear frame, 110, bear frame strengthening rib, 2, automobile body mounting hole, 3, pedestrian reminds the mounting hole, 4, PTC cable mounting hole, 5, inflation kettle mounting hole, 6, charging machine mounting hole, 610, charging machine louvre, 7, high-voltage box tray installation position, 8, battery support installation position, 9, suspension installation bush, 910, suspension mounting hole, 920, suspension cushion assembly, 10, high-voltage cable fixed orifices, 11, electric drive system assembly, 12, automobile body installation bush.
Detailed Description
The following description of the embodiments of the present utility model refers to the accompanying drawings, which illustrate in further detail.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The bearing structure of the integrated electric drive system assembly disclosed by the utility model, as shown in figures 1 and 2, comprises a bearing frame 1, wherein the middle part of the bearing frame 1 is a sunk platform structure, and step surfaces are formed on two sides of the bearing frame. The middle sinking platform structure of the bearing frame 1 is a charger installation position, and the step surfaces on two sides are connected with suspension brackets so as to be connected with the electric drive system assembly 11.
In the utility model, the step surfaces on two sides of the bearing frame 1 are respectively provided with the suspension mounting bushes 9, the left suspension cushion assembly and the right suspension cushion assembly are respectively and integrally integrated in the suspension mounting bushes 9 in a die-casting mode, and the suspension bracket in the suspension cushion assembly is connected with the electric drive system assembly.
In the present utility model, the bearing frame 1 is provided with a suspension mounting hole 910 penetrating the suspension mounting bushing. The reasonable design of reasonable die-casting integration of left and right suspension bushings, suspension cushion assembly 920 and bearing frame 1 can be realized through, after left suspension cushion assembly and left suspension bracket are connected, a certain reasonable gap is formed in the vertical direction, and electric drive system assembly 11 connected below can be limited in a reasonable movement space, so that other suspension fixed points can not be caused to slide and abnormal sound due to overlarge movement amount of the electric drive system assembly, the risk of occurrence of booming sound in the process of extremely accelerating and decelerating is avoided through the arrangement of the reasonable gap, and the NVH requirement of the whole vehicle is met.
In the present utility model, the carrying frame 1 is provided at both ends with body mounting holes 2 connected to the body. Four car body mounting holes 2 are arranged at four corner positions of the bearing frame 1, and bolts pass through the holes to be fastened with the bracket in the shape of a Chinese character 'ji' on the longitudinal beam.
In the utility model, as shown in fig. 1, a vehicle body mounting bush 12 is arranged in a vehicle body mounting hole 2, so that the structural strength of a connecting part is improved, and stable and effective connection is ensured.
In the present utility model, as shown in fig. 1, the edge of the carrying frame 1 is provided with PTC cable fixing holes 4 and high-voltage cable fixing holes 10. So as to be convenient for orderly fixing the trend of the high-voltage power wire harness and avoid the wire harness from occupying the internal space in disorder. The PTC cable fixing support is provided with a threaded hole penetrating through the fixing stud, the stud is assembled in the PTC cable fixing hole 4, and the PTC cable fixing support is fixedly installed in the PTC cable fixing hole 4 through a nut.
In the utility model, a plurality of bearing frame reinforcing ribs 110 are arranged at the sinking platform structure and the step surface of the bearing frame 1, and a hollowed-out structure is formed at the sinking platform structure and the step surface, so that the whole bearing frame is designed in a lightweight way under the condition of saving the cost of materials per se.
In the utility model, two sides of one end of the suspension are respectively provided with a storage battery bracket mounting position 8 and a high-voltage box tray mounting position 7, and the side of the other end of the suspension is respectively provided with an expansion pot mounting position 5. The storage battery support mounting position 8, the high-voltage box tray mounting position 7, the expansion kettle mounting hole 5 and the charger mounting hole 6 are formed by gravity die casting integrally with the body of the bearing frame 1, and the mounting positions are cast into round corners according to the bottom ends of the mounting points so as to improve the mounting stability.
In the utility model, the integrated electric drive system assembly bearing structure is characterized in that various integrated mounting holes are formed on the bearing frame 1 through integral cast aluminum, then the suspension bush 9 and the suspension cushion assembly 920 are integrated with the bearing frame through interference assembly to form an integral piece, and then the integral piece is mounted on a longitudinal beam of a vehicle body through bolts, thereby being beneficial to saving arrangement space, enhancing rigidity and strength and simultaneously being beneficial to fatigue characteristics of the integral piece.
According to the utility model, the charger mounting positions 6 are arranged on the sinking platform structure, the charger mounting holes 6 are used for mounting the chargers, four charger mounting holes 6 are arranged at four corner positions of the sinking platform structure, after the chargers are assembled, the chargers are fastened on the bearing frame 1, so that gaps are not reserved between the chargers and the frame, meanwhile, the bearing frame reinforcing ribs 110 on the sinking platform structure form the charger heat dissipation holes 610 at the positions, so that heat dissipation is provided for the chargers during charging, high-efficiency charging is ensured while heat dissipation is ensured, and meanwhile, in the moving process of an automobile, the upward displacement of the cast aluminum frame is reduced, and the tensile displacement is reduced, so that the fatigue durability of the cast aluminum bearing frame is greatly improved. The cast aluminum bearing frame is suitable for different torques brought by various motors due to the improvement of fatigue durability, which provides possibility for the universalization of the suspension and reduces the cost and development cost.
According to the utility model, the high-voltage box tray and the bearing frame 1 are assembled together through bolts and are mounted on the high-voltage box tray mounting position 7, and three high-voltage box tray mounting holes which are arranged in a triangular manner are formed in one side step surface and are used for mounting the high-voltage box tray, so that the power assembly is convenient to be on line, front cabin resonance in the running process of an automobile is avoided, and abnormal sound risks under the limit working conditions are reduced.
In the utility model, the storage battery bracket mounting position 8 is arranged on one side step surface, and the storage battery bracket mounting position 8 is provided with three mounting holes which are arranged in a triangular manner, so that the cost of the storage battery mounting bracket is omitted due to the structural design, and the design of enlarging the contact surface with the bearing frame is reduced; the electric drive system assembly has large displacement under the limit working condition, especially under the limit working condition of the motor under the large torque, so that the storage battery mounting hole and the bearing frame body are integrated, abnormal sound risks are eliminated, and the service life of the bearing frame 1 is prolonged.
The integrated electric drive system assembly bearing structure has the following advantages:
1. the electric drive system assembly is convenient to be on line, the electric motor and related high-voltage electrical appliances are assembled with the bearing frame, and the arrangement requirement of the whole vehicle can be met;
2. the working time and the working position of the whole vehicle assembly are saved, so that the simplification and the generalization of the front cabin assembly are realized;
3. the fatigue life is prolonged, the same structure can be used for different power assemblies, and only the corresponding suspension bracket is required to be installed, so that the aluminum casting frame is flattened, and the cost and development cost are reduced;
4. meanwhile, the cast aluminum frame meets the requirements of dynamic stiffness and strength of the mounting point, and front cabin resonance is avoided.
The integrated electric drive system assembly bearing structure is simple in structure, convenient to install and arrange, good in applicability, and high in practicability and application prospect.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The utility model has been described above by way of example with reference to the accompanying drawings, but the utility model is not limited to the above, as long as various insubstantial modifications by the method concepts and technical solutions of the utility model or direct application to other applications are within the scope of the utility model.
Claims (9)
1. An integrated electric drive system assembly bearing structure which is characterized in that: the bearing frame comprises a bearing frame body, wherein the middle part of the bearing frame body is of a sinking platform structure which is sunken downwards, and step surfaces are formed at two ends of the bearing frame body; the middle part sinks the platform structure and is the machine installation position that charges, all is equipped with suspension installation bush on the step face of both sides suspension installation bush respectively die-casting an organic whole about suspension cushion assembly, suspension support connects in the suspension cushion assembly, the electric drive system assembly is connected on the suspension support.
2. The integrated electro-drive system assembly load-bearing structure of claim 1, wherein: and two ends of the bearing frame are provided with vehicle body mounting holes connected to the vehicle body.
3. The integrated electro-drive system assembly load-bearing structure of claim 2, wherein: a vehicle body mounting bushing is arranged in the vehicle body mounting hole.
4. The integrated electro-drive system assembly load-bearing structure of claim 1, wherein: the edge of the bearing frame is provided with PTC cable fixing holes and high-voltage cable fixing holes.
5. The integrated electro-drive system assembly load-bearing structure of claim 1, wherein: and a plurality of bearing frame reinforcing ribs are arranged at the sinking platform structure and the step surface of the bearing frame.
6. The integrated electro-drive system assembly load-bearing structure of claim 1, wherein: one end of the expansion kettle is provided with a storage battery bracket mounting position and a high-voltage box tray mounting position on two sides of the step surface in a suspending way, and the other end of the expansion kettle is provided with an expansion kettle mounting position on the side of the step surface in a suspending way.
7. The integrated electro-drive system assembly load-bearing structure of claim 6, wherein: the storage battery support mounting position and the high-voltage box tray mounting position are respectively provided with three mounting holes which are arranged in a triangular mode.
8. The integrated electro-drive system assembly load-bearing structure of claim 6, wherein: and a charger mounting hole for mounting a charger is formed in the sinking table structure.
9. The integrated electro-drive system assembly load-bearing structure of claim 8, wherein: the storage battery support mounting position, the high-voltage box tray mounting position, the expansion kettle mounting position and the charger mounting hole are formed by casting together with the bearing frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320687948.3U CN220199037U (en) | 2023-03-31 | 2023-03-31 | Integrated form electricity drives system assembly and bears structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320687948.3U CN220199037U (en) | 2023-03-31 | 2023-03-31 | Integrated form electricity drives system assembly and bears structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220199037U true CN220199037U (en) | 2023-12-19 |
Family
ID=89150169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320687948.3U Active CN220199037U (en) | 2023-03-31 | 2023-03-31 | Integrated form electricity drives system assembly and bears structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220199037U (en) |
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2023
- 2023-03-31 CN CN202320687948.3U patent/CN220199037U/en active Active
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