CN214296318U - Motor fixing device of electric motorcycle car - Google Patents
Motor fixing device of electric motorcycle car Download PDFInfo
- Publication number
- CN214296318U CN214296318U CN202120321983.4U CN202120321983U CN214296318U CN 214296318 U CN214296318 U CN 214296318U CN 202120321983 U CN202120321983 U CN 202120321983U CN 214296318 U CN214296318 U CN 214296318U
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- rear bottom
- motor
- bottom fork
- electric motorcycle
- fixing device
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Abstract
The utility model discloses a motor fixing device of an electric motorcycle, which is characterized in that a left bracket and a right bracket are arranged at two sides of a motor, the bracket is connected with one end of a rear bottom fork, one end of a fixed block is arranged to be connected with the left rear bottom fork, the other end is connected with the right rear bottom fork, the left rear bottom fork and the right rear bottom fork are respectively connected with a rear wheel shaft, the left bracket, the right bracket, the left rear bottom fork and the right rear bottom fork are respectively symmetrical relative to the central plane of the motorcycle, the bracket fixedly connects the motor with the rear bottom fork and the rear wheel shaft into a whole, thus the distance between the motor and the rear wheel shaft is fixed, the transmission distance between the motor and the rear wheel shaft can not be changed when the electric motorcycle jolts, the instability of the motor transmission is overcome, the use pleasure and the service life of the electric motorcycle are improved, in addition, the motor is arranged at two sides of the symmetrical rear bottom forks, so that the motor is positioned at the middle position of the electric motorcycle, the problem of the eccentric gravity center of the electric motorcycle is also solved.
Description
Technical Field
The utility model relates to a motorcycle motor fixing device field especially relates to an electric motorcycle car's motor fixing device.
Background
The electric motorcycle is one kind of motorcycle, the battery drives the electrical machinery to go, it has inherited the environmental protection of the electric motor car, advantage with low costs and torque of maintenance, also give consideration to the characteristics such as small, light car body, flexible operation of the motorcycle at the same time, make it very pursuing in the consumer market, there is very large development space, however, the conventional electric motorcycle electrical machinery is fixed in the rear wheel hub department or fixes the electrical machinery on one side of the frame, when the 1 st electrical machinery is fixed in the rear wheel hub department, the rotational speed of the electrical machinery is lower, can't meet the high-speed running of the motorcycle, can't guarantee the safe running of the electric motorcycle, because the rear wheel is heavy too much, also influence the convenience of the motorcycle, therefore this way does not adopt on the electric motorcycle gradually.
The general of present electric motorcycle enterprise use is 2 nd, with the motor dress on the frame, the shared volume of fixed knot structure is great like this, influence the structure and the pleasing to the eye of whole car, simultaneously also can be because motor and axis and back chain stay structure not as an organic whole, cause the motorcycle to produce the transform of position between the position of motor and the rear wheel of electric motorcycle when jolting, cause motor drive unstable, cause idle running or motor load inhomogeneous, and then influence electric motorcycle's use enjoyment and life, and the motor is installed and still can cause electric motorcycle's focus offset phenomenon in one side of support, because the focus is unstable causes the driving hidden danger.
Therefore, the existing electric motorcycle has the defects, and needs to be improved and further developed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a to the unstable shortcoming of distance when jolting between above-mentioned electric motorcycle's motor and the rear wheel, an electric motorcycle's motor fixing device is provided, adopt the support to fix motor and back chain stay as an organic whole, it is fixed with the rear wheel pivot through the back chain stay, just so can guarantee that the distance of motor and rear wheel pivot is fixed, can not change, be equipped with the fixed orifices on the motor housing in addition, adopt the both ends of the leg joint motor of symmetry, make the motor be in electric motorcycle's intermediate position, the off-centre problem of electric motorcycle focus has also been solved.
The technical scheme of the utility model as follows, include:
the left support and the right support are arranged on two sides of the motor, the left support is connected with one end of a left rear bottom fork, the right support is connected with one end of a right rear bottom fork, fixing blocks connected with the left support and the right support respectively are further arranged, one end of each fixing block is connected with the left rear bottom fork, the other end of each fixing block is connected with the right rear bottom fork, the left rear bottom fork and the right rear bottom fork are respectively connected with a rear wheel hub, and the left support, the right support, the left rear bottom fork and the right rear bottom fork are respectively symmetrical relative to the center plane of the motorcycle.
Furthermore, a plurality of screw holes are formed in a shell of the motor.
Furthermore, the left support and the right support are respectively provided with a support fixing hole corresponding to the screw hole.
Furthermore, the left support and the right support are respectively provided with an installation shaft, a positioning bulge and a rear bottom fork fixing hole, wherein the installation shaft is concentric with the motor rotating shaft, and the positioning bulge is matched with the fixing block.
Furthermore, the left and right rear bottom forks are respectively provided with a mounting hole matched with the mounting shaft and a locking hole matched with the rear bottom fork fixing hole.
Furthermore, rear bottom fork screw holes are respectively formed in two ends of the fixing block.
Furthermore, rear bottom fork locking holes are formed in the positions, corresponding to rear bottom fork screw holes in the fixed block, of the left rear bottom fork and the right rear bottom fork.
Furthermore, a driving wheel is arranged between the left support and the motor.
A motor fixing device of electric motorcycle car, its advantage lies in: the left bracket and the right bracket are arranged at two sides of the motor, the left bracket is connected with one end of a left rear bottom fork, the right bracket is connected with one end of a right rear bottom fork, the left bracket and the right bracket are respectively connected with a fixed block, one end of the fixed block is connected with the left rear bottom fork, the other end of the fixed block is connected with the right rear bottom fork, the left rear bottom fork and the right rear bottom fork are respectively connected with a rear wheel shaft, the left bracket, the right bracket, the left rear bottom fork and the right rear bottom fork are respectively symmetrical relative to the central plane of the motorcycle, the technical scheme adopted by the application is that the bracket fixedly connects the motor and the rear bottom fork into a whole, the rear bottom fork is fixed with the rear wheel shaft, thus the distance between the motor and the rear wheel shaft is fixed, the transmission distance between the motor and the rear wheel shaft can not be changed when the electric motorcycle bumps, the problem that the motor transmission is unstable, and idle running or the motor is unevenly loaded is overcome, and then influence the shortcoming of use enjoyment and life of electric motorcycle car, be equipped with the fixed orifices on the motor housing in addition, adopt symmetrical support with the both ends of rear fork symmetry fixed at the motor, make the motor be in electric motorcycle car's intermediate position, also solved the inclined problem of electric motorcycle car focus.
Drawings
Fig. 1 is an installation schematic view of a motor fixing device of an electric motorcycle provided by the present invention;
fig. 2 is a perspective view of a motor fixing device of an electric motorcycle provided by the present invention;
fig. 3 is an exploded view of a motor fixing device of an electric motorcycle according to the present invention;
fig. 4 is a perspective view of a motor fixing device bracket of an electric motorcycle provided by the present invention;
fig. 5 is a partially enlarged view of a portion a in fig. 3.
Detailed Description
The utility model provides an electric motorcycle car's motor fixing device, for making the utility model discloses a purpose, technical scheme and effect are clearer, clear and definite, and it is right that the following refers to the drawing and the embodiment is lifted the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The utility model provides a pair of electric motorcycle car's motor fixing device, its structure is shown as figure 1-5, include:
the left support 20 and the right support 30 are fixed into a whole to be used as a center shaft, a conventionally arranged shaft center and sleeve and bearing type center shaft structure is replaced, the structure is optimized, the production cost and the weight of the electric motorcycle are reduced, and the maneuverability of the electric motorcycle is improved.
Specifically, through the left socle 20 is connected as an organic wholely with the one end of the left back chain stay 40 that sets up, the right branch frame 30 is connected as an organic wholely with the one end of the right back chain stay 50 that sets up, still is equipped with the fixed block 60 of being connected with left socle 20 and right branch frame 30 respectively, the one end and the left back chain stay 40 of fixed block 60, the other end are connected with right back chain stay 50, and fixed block 60 establishes between motor 10 and rear wheel. The left and right rear bottom forks 40 and 50 are respectively connected with a rear wheel rotating shaft 40, the left and right brackets 20 and 30 and the left and right rear bottom forks 40 and 50 are respectively symmetrical relative to the central plane of the motorcycle, and the rear bottom forks are symmetrically fixed at two ends of the motor by adopting symmetrical brackets, so that the motor is positioned in the middle position of the electric motorcycle, and the problem of the eccentric gravity of the electric motorcycle is also solved. Specifically, left socle 20 and right branch frame 30 still are equipped with installation axle 22, location arch 24 and back chain stay fixed orifices 23 respectively, and wherein installation axle 22 is concentric with motor 10's pivot, location arch 24 carries out the joint with the draw-in groove that the fixed block 60 set up fixedly, carries out the secondary to the support and fixes, improves its structural strength.
Specifically, the left and right rear bottom forks 40 and 50 are respectively provided with a mounting hole 42 matched with the mounting shaft 22 and a locking hole 41 matched with the rear bottom fork fixing hole 23, one end of the rear bottom fork is embedded on the mounting shaft 22 through the mounting hole 42, and the locking hole 41 and the rear bottom fork fixing hole 23 are locked by screws, so that the left bracket 20 and the left rear bottom fork 40 are fixed into a whole, and similarly, the right bracket 30 and the right rear bottom fork are also fixed together. Like this through support with motor and back chain stay fixed connection one-tenth whole, and then back chain stay is fixed with the rear wheel pivot, just so can guarantee that the distance of motor and rear wheel pivot is fixed, like this at electric motorcycle when jolting the transmission distance between the rear wheel pivot of motor also can not change, set up like this and make motor drive stable, can not cause idle running or the inhomogeneous condition of motor load to appear, improve electric motorcycle's stability and life of use.
Specifically, fixed block 60 both ends are equipped with back chain stay screw hole 61 respectively, and in this embodiment, each end of fixed block 60 is equipped with 5 back chain stay screw holes 61 left and right back chain stay 40, 50 and the back chain stay screw hole 61 on the fixed block correspond the position and be equipped with back chain stay locking hole 43 and also be 5, and the two locks through the screw, has confirmed the distance between left and right back chain stay 40, 50, has also set for the width between two back chain stays promptly.
Specifically, a driving wheel 70 is disposed between the left bracket 20 and the motor 10, and the driving wheel 70 transmits the driving force of the motor to the rear wheel through a transmission belt or a transmission chain.
To sum up, the utility model provides a motor fixing device of an electric motorcycle, through left socle and right support that establish in the motor both sides, left socle is connected with the one end of left back chain stay that sets up, right support is connected with the one end of right back chain stay that sets up, still is equipped with the fixed block that is connected with left socle and right support respectively, the one end of fixed block and left back chain stay, the other end is connected with right back chain stay, left and right back chain stay is connected with the rear wheel pivot respectively, left and right support and left and right back chain stay are respectively relative the central plane symmetry of motorcycle, the technical scheme that this application adopted is that fixedly connect into an organic whole with the back chain stay with the support, and is fixed with the rear wheel pivot through the back chain stay, just so can guarantee that the distance of motor and rear wheel pivot is fixed, and the transmission distance between the motor and the rear wheel pivot can not change when electric motorcycle jolts like this, the motor overcomes the defects that the motor is unstable in transmission, causes idling or uneven motor load and further influences the use pleasure and the service life of the electric motorcycle, in addition, the motor shell is provided with fixing holes, and the rear bottom forks are symmetrically fixed at the two ends of the motor by adopting symmetrical supports, so that the motor is positioned in the middle position of the electric motorcycle, and the problem of eccentric gravity of the electric motorcycle is also solved.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
Claims (8)
1. A motor fixing device of an electric motorcycle is characterized by comprising: the left support and the right support are arranged on two sides of the motor, the left support is connected with one end of a left rear bottom fork, the right support is connected with one end of a right rear bottom fork, fixing blocks connected with the left support and the right support respectively are further arranged, one end of each fixing block is connected with the left rear bottom fork, the other end of each fixing block is connected with the right rear bottom fork, the left rear bottom fork and the right rear bottom fork are respectively connected with a rear wheel hub, and the left support, the right support, the left rear bottom fork and the right rear bottom fork are respectively symmetrical relative to the center plane of the motorcycle.
2. The motor fixing device of the electric motorcycle as set forth in claim 1, wherein: and a plurality of screw holes are formed in the shell of the motor.
3. The motor fixing device of the electric motorcycle as set forth in claim 2, wherein: and the left support and the right support are respectively provided with a support fixing hole corresponding to the screw hole.
4. The motor fixing device of the electric motorcycle as set forth in claim 3, wherein: the left support and the right support are further respectively provided with an installation shaft, a positioning bulge and a rear bottom fork fixing hole, wherein the installation shaft is concentric with the motor rotating shaft, and the positioning bulge is matched with the fixing block.
5. The motor fixing device of the electric motorcycle as set forth in claim 4, wherein: and the left and right rear bottom forks are respectively provided with a mounting hole matched with the mounting shaft and a locking hole matched with the rear bottom fork fixing hole.
6. The motor fixing device of the electric motorcycle as set forth in claim 1, wherein: and rear bottom fork screw holes are respectively formed in two ends of the fixed block.
7. The motor fixing device of electric motorcycle as set forth in claim 6, characterized in that: and rear bottom fork locking holes are formed in the positions, corresponding to rear bottom fork screw holes in the fixed block, of the left rear bottom fork and the right rear bottom fork.
8. The motor fixing device of the electric motorcycle as set forth in claim 1, wherein: and a driving wheel is arranged between the left bracket and the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120321983.4U CN214296318U (en) | 2021-02-03 | 2021-02-03 | Motor fixing device of electric motorcycle car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120321983.4U CN214296318U (en) | 2021-02-03 | 2021-02-03 | Motor fixing device of electric motorcycle car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214296318U true CN214296318U (en) | 2021-09-28 |
Family
ID=77833206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120321983.4U Active CN214296318U (en) | 2021-02-03 | 2021-02-03 | Motor fixing device of electric motorcycle car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214296318U (en) |
-
2021
- 2021-02-03 CN CN202120321983.4U patent/CN214296318U/en active Active
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