CN210881539U - Rear axle reinforcing structure of high-power electric vehicle - Google Patents
Rear axle reinforcing structure of high-power electric vehicle Download PDFInfo
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- CN210881539U CN210881539U CN201921841836.9U CN201921841836U CN210881539U CN 210881539 U CN210881539 U CN 210881539U CN 201921841836 U CN201921841836 U CN 201921841836U CN 210881539 U CN210881539 U CN 210881539U
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Abstract
The utility model discloses a rear axle reinforcing structure of a high-power electric vehicle, which comprises a differential mechanism, a pair of half shafts with the same structure and a pair of annular buckles with the same structure, wherein the pair of half shafts are connected with two ends of the differential mechanism; the utility model relates to an auto parts technical field, this high-power electric motor car rear axle reinforced structure constitutes simply, low cost, high durability and convenient installation, reinforced structure through it is connected the automobile body of electric motor car with the rear axle, the common central point to this rear axle of differential mechanism carries out perpendicular shock attenuation with the inserted bar cooperation through the sleeve pipe of central authorities, shock attenuation is carried out in step to the semi-axis of both sides through the attenuator, make the structural strength of rear axle part effectively increase, the rear axle can not contact with the automobile body when having avoided suffering great impact, avoid the condition of losing and colliding with, make the electric motor car go the in-process more stably jolting the road surface.
Description
Technical Field
The utility model relates to an auto parts technical field specifically is a high-power electric motor car rear axle reinforced structure.
Background
The rear axle is a rear driving shaft component for transmitting the power of the vehicle. It is composed of two half-bridges, and can implement half-bridge differential motion. It is also a device for supporting the wheels and connecting the rear wheels. In the case of a front-axle driven vehicle, the rear axle is only a trailing axle and only plays a role of load bearing. If the front axle is not a drive axle, the rear axle is a drive axle, which in addition to the load-bearing function also serves as a drive and deceleration function as well as a differential function, and if the front axle is four-wheel drive, a transfer case is generally arranged in front of the rear axle. The rear bridge is divided into a whole bridge and a half bridge.
Most of electric vehicles and electric automobiles are driven by a rear axle, so that a plurality of differentials are used and connected in a half-bridge mode, the differentials wrap one ends of half axles and are meshed with gears in the half axles, however, when the differential is subjected to a depressed road condition, the damping effect is poor, and if the load is too large, the rear axle is easy to break or deform and damage.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a high-power electric motor car rear axle reinforced structure has solved current half-bridge mode and has connected, the one end of differential mechanism parcel semi-axis to with gear engagement in it, however this kind all when meeting with the road surface condition of comparing hollow, its shock attenuation effect is very poor, if the too big rear axle fracture or the problem that appears warping and damaging of causing very easily of load.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a rear axle reinforcing structure of a high-power electric vehicle mainly comprises a differential mechanism, a pair of half shafts with the same structure and a pair of annular buckles with the same structure, wherein the pair of half shafts are connected with two ends of the differential mechanism;
the reinforcing structure mainly includes: the damping device comprises a support frame, a plurality of sleeves with the same structure, a connecting frame, a plurality of inserting rods with the same structure, a plurality of damping springs with the same structure, a pair of mounting plates with the same structure and two pairs of connecting seats with the same structure;
the supporting frame is mounted on the differential mechanism, the sleeves are mounted on the supporting frame, the lower wall surface of the connecting frame is provided with a plurality of insertion rods matched with the supporting frame, the insertion rods are inserted into the sleeves, the damping springs are embedded into the sleeves and connected with the end parts of the insertion rods, a pair of mounting plates with the same structure extends out of two sides of the connecting frame, two pairs of connecting seats with the same structure are mounted on the lower wall surface of the mounting plates, and movable pins are arranged on the two pairs of connecting seats;
the reinforcing structure further includes: a pair of dampers having the same structure;
one end of each of the pair of dampers is movably mounted on the annular buckle, and the other end of each of the pair of dampers is movably connected with the pair of connecting seats on one side.
Preferably, a plurality of long round holes with the same structure are formed in the connecting frame, and a plurality of threaded assemblies with the same structure are assembled in the long round holes.
Preferably, the pair of half shafts is provided with an annular groove at a position matched with the pair of annular buckles, and the pair of annular buckles are sleeved on the annular groove.
Preferably, two pairs of fastening bolts with the same structure are arranged on one pair of mounting plates.
Preferably, a plurality of inserted bar bottom all is equipped with the stopper, stopper and damping spring end connection.
Preferably, a plurality of reset springs with the same structure are sleeved on the plurality of inserted rods.
Advantageous effects
The utility model provides a high-power electric motor car rear axle reinforced structure. The method has the following beneficial effects: this high-power electric motor car rear axle reinforced structure constitutes simply, low cost, high durability and convenient installation, reinforced structure through it is connected the automobile body and the rear axle of electric motor car, the sleeve pipe through central authorities carries out perpendicular shock attenuation with the inserted bar cooperation jointly to the central point of this rear axle of differential mechanism, carry out the shock attenuation in step through the attenuator to the semi-axis of both sides, the attenuator that both sides set up like this and middle shock-absorbing structure have formed the synchronous damping device of a bikini jointly, make the structural strength of rear axle part effectively increase, the rear axle can not contact with the automobile body when having avoided suffering great impact, avoid losing and the condition of colliding with, it is more stable at the road surface travel in-process of jolting to make the electric motor car.
Drawings
Fig. 1 is the utility model relates to a high-power electric motor car rear axle reinforced structure's head on sectional structure schematic diagram.
Fig. 2 is the utility model relates to a high-power electric motor car rear axle reinforced structure overlook the schematic structure.
Fig. 3 is the utility model relates to a high-power electric motor car rear axle reinforced structure looks sideways at schematic structure.
In the figure: 1. a differential mechanism; 2. a half shaft; 3. an annular buckle; 4. a support frame; 5. a sleeve; 6. a connecting frame; 7. inserting a rod; 8. a damping spring; 9. mounting a plate; 10. a connecting seat; 11. a damper; 12. a long round hole; 13. a threaded assembly; 14. fastening a bolt; 15. a limiting block; 16. a return spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through a wire, and an appropriate controller and an appropriate encoder should be selected according to actual conditions to meet control requirements, and specific connection and control sequences should be obtained.
Example (b): according to the attached drawings 1-3 of the specification, the scheme is a rear axle reinforcing structure of a high-power electric vehicle, which mainly comprises a differential mechanism 1, a pair of half shafts 2 with the same structure and a pair of annular buckles 3 with the same structure, wherein the pair of half shafts 2 are connected with two ends of the differential mechanism 1, the pair of annular buckles 3 are sleeved on the pair of half shafts 2, the reinforcing structure is arranged on the differential mechanism 1, in the specific implementation process, the differential mechanism 1 is connected with a motor, the differential mechanism 1 is driven by the motor, and the two half shafts 2 are driven to rotate under the action of an internal gear, so that differential rotation is realized;
as can be seen from fig. 1 to 3 of the specification, the above-mentioned reinforcing structure mainly comprises: the damping device comprises a support frame 4, a plurality of sleeves 5 with the same structure, a connecting frame 6, a plurality of inserting rods 7 with the same structure, a plurality of damping springs 8 with the same structure, a pair of mounting plates 9 with the same structure, two pairs of connecting seats 10 with the same structure and a pair of dampers 11 with the same structure, wherein the connecting relationship and the position relationship are as follows;
the supporting frame 4 is arranged on the differential mechanism 1, the plurality of sleeves 5 are arranged on the supporting frame 4, the lower wall surface of the connecting frame 6 is provided with a plurality of inserting rods 7 matched with the inserting rods, the plurality of inserting rods 7 are inserted into the plurality of sleeves 5, the plurality of damping springs 8 are embedded into the plurality of sleeves 5 and connected with the end parts of the plurality of inserting rods 7, a pair of mounting plates 9 with the same structure extend out of two sides of the connecting frame 6, two pairs of connecting seats 10 with the same structure are arranged on the lower wall surface of the pair of mounting plates 9, movable pins are arranged on the two pairs of connecting seats 10, one end of the pair of dampers 11 is movably arranged on the annular buckle 3, and the other end of the pair;
in the specific implementation process, the support frame 4 is used for connecting the differential 1 and further connecting the differential with a rear axle of a vehicle body, the sleeve 5 is fixed, the inserted rod 7 inserted in the sleeve 5 is connected with the connecting frame 6, the connecting frame 6 is connected with the lower part of the vehicle body, when the electric vehicle runs to a bumpy road surface, the gravity on the vehicle extrudes the damping spring 8 in the sleeve 5 under the action of the inserted rod 7, so that the damping effect is achieved, in order to avoid overlarge stress on the half shafts 2 at two sides of the rear axle under the bumpy road surface, a group of dampers 11 arranged in a V shape are arranged at two sides respectively, when the electric vehicle encounters a bumpy road surface, the V-shaped damping has larger damping stroke and larger damping force, the conditions that the half shafts 2 are stressed too much and collide with a chassis and the like are avoided, and the strength of the rear axle is effectively increased;
in conclusion, the rear axle reinforcing structure of the high-power electric vehicle is simple in structure, low in cost and convenient to install, a vehicle body of the electric vehicle is connected with the rear axle through the reinforcing structure on the rear axle, the central sleeve 5 and the insert rod 7 in the center are matched to vertically absorb shock of the central part of the rear axle of the differential mechanism 1, the half shafts 2 on two sides are synchronously absorbed through the dampers 11, the dampers 11 arranged on two sides and the damping structure in the middle form a three-point type synchronous damping device, the structural strength of the rear axle is effectively improved, the rear axle cannot be in contact with the vehicle body when being subjected to large impact, the breakage and collision are avoided, and the electric vehicle is more stable in the bumpy driving process on a road surface.
Preferably, a plurality of oblong holes 12 with the same structure are formed in the connecting frame 6, and a plurality of threaded assemblies 13 with the same structure are assembled in the oblong holes 12, so that the connecting frame 6 can be conveniently connected with the vehicle body.
Preferably, a pair of half shafts 2 are provided with annular grooves at positions matched with the pair of annular buckles 3, and the pair of annular buckles 3 are sleeved on the annular grooves to prevent the annular buckles 3 from moving on the half shafts 2.
Preferably, the pair of mounting plates 9 is provided with two pairs of fastening bolts 14 having the same structure, so that the mounting plates can be conveniently connected with the vehicle body.
As preferred scheme, further, a plurality of inserted bar 7 bottom all are equipped with stopper 15, and stopper 15 and 8 end connection of damping spring avoid inserted bar 7 to move upwards too big, deviate from sleeve pipe 5.
Preferably, a plurality of return springs 16 with the same structure are sleeved on the plurality of insertion rods 7, and the return springs 16 are matched with the damping springs 8, so that the damping effect is better.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A rear axle reinforcing structure of a high-power electric vehicle mainly comprises a differential (1), a pair of half shafts (2) with the same structure and a pair of annular buckles (3) with the same structure, and is characterized in that the pair of half shafts (2) are connected with two ends of the differential (1), the pair of annular buckles (3) are sleeved on the pair of half shafts (2), and the differential (1) is provided with a reinforcing structure;
the reinforcing structure mainly includes: the device comprises a support frame (4), a plurality of sleeves (5) with the same structure, a connecting frame (6), a plurality of inserting rods (7) with the same structure, a plurality of damping springs (8) with the same structure, a pair of mounting plates (9) with the same structure and two pairs of connecting seats (10) with the same structure;
the supporting frame (4) is installed on the differential mechanism (1), the plurality of sleeves (5) are installed on the supporting frame (4), the lower wall face of the connecting frame (6) is provided with a plurality of inserting rods (7) matched with the connecting frame, the plurality of inserting rods (7) are inserted into the plurality of sleeves (5), the plurality of damping springs (8) are embedded into the plurality of sleeves (5) and connected with the end portions of the plurality of inserting rods (7), a pair of mounting plates (9) with the same structure extend out of two sides of the connecting frame (6), two pairs of connecting seats (10) with the same structure are installed on the lower wall face of the pair of mounting plates (9), and movable pins are arranged on the two pairs of connecting seats (10);
the reinforcing structure further includes: a pair of dampers (11) having the same structure;
one end of each of the pair of dampers (11) is movably mounted on the annular buckle (3), and the other end of each of the pair of dampers (11) is movably connected with the pair of connecting seats (10) on one side.
2. The rear axle reinforcing structure of the high-power electric vehicle as claimed in claim 1, wherein a plurality of slotted holes (12) with the same structure are formed in the connecting frame (6), and a plurality of threaded components (13) with the same structure are assembled in the slotted holes (12).
3. The rear axle reinforcing structure of the high-power electric vehicle as claimed in claim 1, wherein a pair of the half shafts (2) are provided with annular grooves at positions matched with the pair of the annular buckles (3), and the pair of the annular buckles (3) are sleeved on the annular grooves.
4. A high power electric vehicle rear axle reinforcing structure according to claim 1, characterized in that, two pairs of fastening bolts (14) with the same structure are arranged on one pair of mounting plates (9).
5. The rear axle reinforcing structure of the high-power electric vehicle as claimed in claim 1, wherein the bottom ends of the plurality of the inserting rods (7) are respectively provided with a limiting block (15), and the limiting blocks (15) are connected with the end portions of the damping springs (8).
6. The rear axle reinforcing structure of the high-power electric vehicle as claimed in claim 5, wherein a plurality of return springs (16) with the same structure are sleeved on a plurality of the inserted rods (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921841836.9U CN210881539U (en) | 2019-10-30 | 2019-10-30 | Rear axle reinforcing structure of high-power electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921841836.9U CN210881539U (en) | 2019-10-30 | 2019-10-30 | Rear axle reinforcing structure of high-power electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210881539U true CN210881539U (en) | 2020-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921841836.9U Expired - Fee Related CN210881539U (en) | 2019-10-30 | 2019-10-30 | Rear axle reinforcing structure of high-power electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210881539U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111660725A (en) * | 2020-07-06 | 2020-09-15 | 金文应 | Shock attenuation axle assembly |
| CN114475089A (en) * | 2022-02-18 | 2022-05-13 | 徐州百事利电动车业有限公司 | High-strength anti-collision rear axle |
-
2019
- 2019-10-30 CN CN201921841836.9U patent/CN210881539U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111660725A (en) * | 2020-07-06 | 2020-09-15 | 金文应 | Shock attenuation axle assembly |
| CN114475089A (en) * | 2022-02-18 | 2022-05-13 | 徐州百事利电动车业有限公司 | High-strength anti-collision rear axle |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200630 Termination date: 20201030 |
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| CF01 | Termination of patent right due to non-payment of annual fee |