CN217917588U - Electric drive system assembly bearing device and automobile - Google Patents
Electric drive system assembly bearing device and automobile Download PDFInfo
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- CN217917588U CN217917588U CN202121485328.9U CN202121485328U CN217917588U CN 217917588 U CN217917588 U CN 217917588U CN 202121485328 U CN202121485328 U CN 202121485328U CN 217917588 U CN217917588 U CN 217917588U
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Abstract
The utility model discloses an electricity drives system assembly and bears device, including bearing frame, the suspension installation bush of setting on bearing frame and set up the suspension cushion assembly in suspension installation bush, the last a plurality of mounting holes that are used for installing the annex that sets up of bearing frame. The utility model discloses an electricity drives system assembly and bears device, simple structure, the installation of being convenient for is arranged, and the suitability is good, has stronger practicality and better application prospect. The utility model also discloses an automobile.
Description
Technical Field
The utility model belongs to the technical field of the car, more specifically say, the utility model relates to an electricity drives system assembly and bears device and car.
Background
In the period that electric automobiles enter high-speed development nowadays, people have different requirements on the dynamic property and the economical efficiency of the automobiles, so that automobile manufacturers can provide more electric drive system assemblies to meet the requirements of different vehicle elimination type platformization in the same type of automobile or similar types of automobiles, and for this reason, multifunctional cast-aluminum integrated bearing frames are developed according to 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 electric drive system assembly bearing structure is large in arrangement limitation and poor in applicability.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an electricity drives system assembly and bears device, the purpose is easy to assemble.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the electric drive system assembly bearing device comprises a bearing frame, a suspension mounting bushing arranged on the bearing frame and a suspension cushion assembly arranged in the suspension mounting bushing, wherein a plurality of mounting holes for mounting accessories are formed in the bearing frame.
The bearing frame comprises a first bearing part, a second bearing part and a third bearing part, the second bearing part is positioned between the first bearing part and the third bearing part, the second bearing part is connected with the first bearing part and the third bearing part, the height of the second bearing part is smaller than that of the first bearing part and the third bearing part, the suspension mounting bushing is arranged on the first bearing part and the third bearing part, and the electric drive system assembly is mounted on the second bearing part.
The second bearing part is provided with a charger heat dissipation hole.
And reinforcing ribs are arranged in the heat dissipation holes and are connected with the second bearing part.
The plurality of mounting holes include a PTC cable mounting hole, an expansion pot mounting hole, and a high voltage cable fixing hole.
And the bearing frame is provided with a high-voltage box tray mounting position.
And the bearing frame is provided with a storage battery bracket mounting position.
The utility model also provides a car, include the electricity drive system assembly bear the device.
The utility model discloses an electricity drives system assembly and bears device, simple structure, the installation of being convenient for is arranged, and the suitability is good, has stronger practicality and better application prospect.
Drawings
FIG. 1 is a schematic view of a carrier assembly for an electric drive system according to the present invention;
fig. 2 is a schematic view of an electric drive system assembly carrying device according to the present invention in use;
the labels in the above figures are: 1. a carrier frame; 110. reinforcing ribs; 111. a first bearing part; 112. a second bearing part; 113. a third bearing part; 2. a vehicle body mounting hole; 3. the pedestrian reminds the mounting hole; 4. a PTC cable mounting hole; 5. an expansion pot mounting hole; 6. a charger mounting hole; 610. heat dissipation holes of the charger; 7. a high-voltage box tray mounting position; 8. a storage battery bracket mounting position; 9. a suspension mounting bushing; 910. suspending the mounting hole; 920. a suspended cushion assembly; 10. a high-voltage cable fixing hole; 11. an electric drive system assembly; 12. and (5) installing a bushing on the vehicle body.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings, for the purpose of helping those skilled in the art to understand more completely, accurately and deeply the conception and technical solution of the present invention, and to facilitate its implementation.
It should be noted that, in the following embodiments, the terms "first", "second" and "third" do not denote absolute differences in structure and/or function, nor do they denote a sequential order of execution, but rather are used for convenience of description.
As shown in fig. 1 and fig. 2, the utility model provides an electricity drive system assembly and bear device, including bearing frame 1, the suspension installation bush 9 of setting on bearing frame 1 and the suspension cushion assembly 920 that sets up in suspension installation bush 9, bearing frame 1 is last to set up a plurality of mounting holes that are used for installing the annex.
Specifically, as shown in fig. 1 and fig. 2, the carrying frame 1 has a certain length and a certain width, the carrying frame 1 includes a first carrying portion 111, a second carrying portion 112, and a third carrying portion 113, the first carrying portion 111, the second carrying portion 112, and the third carrying portion 113 are sequentially arranged along the length direction of the carrying frame 1, the second carrying portion 112 is located between the first carrying portion 111 and the third carrying portion 113, the second carrying portion 112 is fixedly connected to the first carrying portion 111 and the third carrying portion 113, the height of the second carrying portion 112 is smaller than the height of the first carrying portion 111 and the height of the third carrying portion 113, suspension mounting bushings 9 are disposed on the first carrying portion 111 and the third carrying portion 113, the electric drive system assembly 11 is mounted on the second carrying portion 112, the charger mounting hole 6 is disposed on the second carrying portion 112, the charger mounting holes 6 are disposed in plural, the electric drive system assembly 11 is mounted on the second carrying portion 112 by bolts, and the bolts pass through the mounting holes 6, and the charger passes through the charger mounting hole 11 and is located below the second electric drive system 112.
As shown in fig. 1 and fig. 2, the second bearing portion 112 has a charger heat dissipation hole 610, the electric drive system assembly 11 is located below the charger heat dissipation hole 610, the motor heat dissipation hole is a through hole penetrating the second bearing portion 112, and the number of the motor heat dissipation holes is multiple. The reinforcing ribs 110 are arranged in the heat dissipation holes, and the reinforcing ribs 110 are fixedly connected with the second bearing part 112, so that the whole bearing frame 1 can meet the lightweight design under the condition of saving the material cost.
As shown in fig. 1 and fig. 2, in the present embodiment, two motor heat dissipation holes are provided, the two motor heat dissipation holes are sequentially arranged along the width direction of the second bearing portion 112 (i.e. the width direction of the bearing frame 1), and the reinforcing ribs 110 provided in the motor heat dissipation holes are in an X-shaped structure.
As shown in fig. 1 and 2, the first bearing part 111 and the third bearing part 113 are provided with a suspension mounting bushing 9, which is respectively die-cast with a suspension cushion assembly 920, and the suspension bracket in the suspension cushion assembly 920 is connected with the motor assembly. The suspension bushing is provided with a connecting hole, and the suspension cushion assembly 920 is arranged in the suspension mounting hole 910 and passes through the connecting hole through a bolt to realize stable connection, so that the connection stability of the suspension cushion assembly can be greatly improved. The bearing frame 1 is mounted on the vehicle body through bolts, the bearing frame 1 has a plurality of vehicle body mounting holes 2 for the bolts to pass through, and the vehicle body mounting holes 2 are through holes penetrating through the first bearing part 111 and the third bearing part 113.
As shown in fig. 1 and 2, the bearing frame 11 is provided with mounting holes corresponding to the connecting holes and penetrating through the suspension mounting bushing 9 at positions corresponding to the suspension mounting bushing 9. The accessible is to suspension installation bush 9, suspension cushion assembly 920 and the integrative integrated rational design of reasonable die-casting of bearing frame 1, make left side suspension cushion assembly 920 and left suspension leg joint back, there is certain reasonable clearance in the vertical direction, the electric drive system assembly 11 that the below is connected can restrict in a reasonable motion space, thereby the messenger can not lead to other suspension fixed points to produce to slide and the abnormal sound because of the 11 motion volumes of electric drive system assembly are too big, the risk that extremely adds the extremely speed reduction in-process and produce the sound of song is avoided appearing in the setting of reasonable big clearance, satisfy whole car NVH requirement.
As shown in fig. 1 and 2, a vehicle body mounting bushing 12 is arranged in the vehicle body mounting hole 2, so that the structural strength of the joint is improved, and stable and effective connection is ensured. In the present embodiment, the number of the vehicle body mounting holes 2 is four, and two vehicle body mounting holes 2 are provided in the first bearing part 111 and the third bearing part 113, respectively.
As shown in fig. 1 and 2, the plurality of mounting holes include a PTC (heater) cable mounting hole, an expansion pot mounting hole 5, and a high-voltage cable fixing hole 10, so that the PTC cable, the expansion pot, and the high-voltage cable can be mounted on the carrying frame 1. PTC cable mounting hole 4 and high-voltage cable fixed orifices 10 set up at the outward flange of bearing frame 1 to in order fixed high-pressure power pencil's trend, avoid the pencil to occupy inner space in a jumble. The PTC cable fixing hole is provided with a threaded hole penetrating through the fixing stud, the stud is assembled with the fixing hole through a bolt, and the fixing stud is fixedly connected to the fixing buckle of the cable through the bolt.
As shown in fig. 1 and 2, a high-voltage tray mounting position 7 and a battery bracket mounting position 8 are provided on the carrying frame 1. The high-voltage box tray installation position 7 and the storage battery support installation position 8 are located on the third bearing portion 113, the expansion pot installation hole 5 is formed in the first bearing portion 111, the high-voltage box tray is installed on the high-voltage box tray installation position 7, and the storage battery support is installed on the storage battery support installation position 8. Storage battery support installation position 8 and high-voltage box tray installation position 7 and inflation kettle mounting hole 5 and charge machine mounting hole 6 all with the integrative gravity die-casting of the body of bearing frame 1, several above installation positions are according to the casting radius angle in mounting point bottom to improve installation stability.
The bearing frame 1 is formed by integral gravity die casting, and the expansion pot mounting hole 5 is formed by casting; the PTC cable installation hole 4 is formed by secondary casting.
The cast aluminum bearing frame 1 of the electric drive system achieves the purpose through the following working processes: various integrated mounting holes are formed in the bearing frame 1 through integral cast aluminum, then the suspension mounting bushings 9 and the suspension cushion assemblies 920 are integrated with the bearing frame 1 through interference assembly to form an integral piece, and then the integral piece is mounted on a vehicle body longitudinal beam through bolts, so that the arrangement space is saved, the rigidity and the strength are enhanced, and meanwhile, the fatigue characteristic of the integral piece is facilitated.
After the charger is assembled, the charger is fastened on the bearing frame 1, so that no gap exists between the charger and the frame, and meanwhile, the charger heat dissipation holes 610 are formed in the charger, so that heat dissipation is provided for the charger during charging, high-efficiency charging is guaranteed while heat dissipation is achieved, meanwhile, in the moving process of an automobile, the upward displacement of the cast aluminum frame is reduced, the tensile displacement is reduced, and therefore the fatigue durability of the cast aluminum bearing frame 1 is greatly improved. Due to the improved fatigue durability, the cast aluminum bearing frame 1 is suitable for different torques brought by various motors, which provides possibility for the generalization of the suspension and also reduces the cost and the development expense.
The high-pressure box tray is assembled together with the bearing frame 1 at the high-pressure box tray mounting position 7 through the bolt, so that the power assembly is convenient to get on line, the front cabin resonance in the running process of the automobile is avoided, and the abnormal sound risk under the limit working condition is reduced. The storage battery bracket mounting position 8 is arranged, so that the cost of the storage battery mounting bracket is saved, and the design for enlarging the contact surface with the bearing frame 1 is reduced; in the limit working condition of the electric drive system assembly 11, especially the limit working condition of the motor under large torque, the displacement of the electric drive system assembly 11 is large, so that the storage battery mounting hole and the bearing frame 1 are integrated, the abnormal sound risk is eliminated, and the service life of the bearing frame 1 is prolonged.
The electric drive system assembly bearing device with the structure has the following advantages:
1. the electric drive system assembly 11 is convenient to be on-line and integrated, and the arrangement requirement of the whole vehicle can be met after the motor and related high-voltage electric appliances are assembled with the bearing frame 1;
2. the working time and the working position of the whole vehicle assembly are saved, and the simplification and the generalization of the dynamic general assembly of the front cabin are realized;
3. because the fatigue life is prolonged, the same structure can be used for different power assemblies, thereby realizing the platformization of the cast aluminum frame and reducing the cost and the development cost;
4. meanwhile, the cast aluminum frame meets the requirements of mounting point dynamic rigidity and strength, and front cabin resonance is avoided.
The utility model also provides an automobile, the device is born to the electricity system assembly that drives including above-mentioned structure. The specific structure of the carrier device of the electric drive system assembly can be seen in fig. 1 and 2, and will not be described herein again. Since the utility model discloses an automobile includes the electric drive system assembly in the above-mentioned embodiment and bears the device, so it has above-mentioned electric drive system assembly and bears all advantages of device.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, and various insubstantial improvements can be made without modification to the method and technical solution of the present invention, or the present invention can be directly applied to other occasions without modification, all within the scope of the present invention.
Claims (7)
1. Electric drive system assembly bears device, its characterized in that: the mounting device comprises a bearing frame, a suspension mounting bushing arranged on the bearing frame and a suspension cushion assembly arranged in the suspension mounting bushing, wherein the bearing frame is provided with a plurality of mounting holes for mounting accessories;
the bearing frame comprises a first bearing part, a second bearing part and a third bearing part, the second bearing part is positioned between the first bearing part and the third bearing part, the second bearing part is connected with the first bearing part and the third bearing part, the height of the second bearing part is smaller than that of the first bearing part and the third bearing part, the suspension mounting bushing is arranged on the first bearing part and the third bearing part, and the electric drive system assembly is mounted on the second bearing part.
2. The electric drive system assembly carrier as recited in claim 1, wherein: the second bearing part is provided with a charger heat dissipation hole.
3. The electric drive system assembly carrier as recited in claim 2, wherein: and reinforcing ribs are arranged in the heat dissipation holes and are connected with the second bearing part.
4. The electric drive system assembly carrier as recited in any one of claims 1 to 3, wherein: the plurality of mounting holes include a PTC cable mounting hole, an expansion pot mounting hole, and a high voltage cable fixing hole.
5. The electric drive system assembly carrier as recited in any one of claims 1 to 3, wherein: and the bearing frame is provided with a high-voltage box tray mounting position.
6. The electric drive system assembly carrier as recited in any one of claims 1 to 3, wherein: and the bearing frame is provided with a storage battery bracket mounting position.
7. An automobile, characterized in that: comprising an electric drive system assembly carrier according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121485328.9U CN217917588U (en) | 2021-07-01 | 2021-07-01 | Electric drive system assembly bearing device and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121485328.9U CN217917588U (en) | 2021-07-01 | 2021-07-01 | Electric drive system assembly bearing device and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217917588U true CN217917588U (en) | 2022-11-29 |
Family
ID=84147974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121485328.9U Active CN217917588U (en) | 2021-07-01 | 2021-07-01 | Electric drive system assembly bearing device and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217917588U (en) |
-
2021
- 2021-07-01 CN CN202121485328.9U patent/CN217917588U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230505 Address after: Floor 18, Building 13, Science and Technology Industrial Park, No. 717 Zhongshan South Road, Wuhu High tech Industrial Development Zone, Yijiang District, Wuhu City, Anhui Province, 241000 Patentee after: Wuhu Tairui Automobile Co.,Ltd. Address before: 241000 Building 8, science and Technology Industrial Park, 717 Zhongshan South Road, Yijiang District, Wuhu City, Anhui Province Patentee before: Chery Commercial Vehicles (Anhui) Co., Ltd. |
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| TR01 | Transfer of patent right |