CN220809670U - Cross-country electric motorcycle frame - Google Patents
Cross-country electric motorcycle frame Download PDFInfo
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- CN220809670U CN220809670U CN202322718170.0U CN202322718170U CN220809670U CN 220809670 U CN220809670 U CN 220809670U CN 202322718170 U CN202322718170 U CN 202322718170U CN 220809670 U CN220809670 U CN 220809670U
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- frame
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- electric motorcycle
- road electric
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- 238000004512 die casting Methods 0.000 claims abstract description 13
- 230000035939 shock Effects 0.000 claims description 12
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 abstract description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052782 aluminium Inorganic materials 0.000 abstract description 3
- 238000003466 welding Methods 0.000 description 14
- 239000006096 absorbing agent Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Automatic Cycles, And Cycles In General (AREA)
Abstract
The utility model relates to an electric motorcycle, in particular to an off-road electric motorcycle frame, which comprises a head pipe and further comprises: a front frame manufactured by die casting is adopted, and one end of the front frame is welded on the head pipe; a power frame manufactured by die casting is welded at the other end of the front frame and is used for installing a motor; the rotating shaft is fixed on the power frame; and the rear frame is made by die casting, is rotationally arranged on the rotating shaft and is positioned in the power frame and used for installing the rear wheel. The cross-country electric motorcycle frame provided by the utility model is made of the aluminum die casting, is light in weight, attractive in appearance and more in change, has higher overall structural strength and high dimensional accuracy, improves the overall processing quality, and is convenient for subsequent installation.
Description
Technical Field
The utility model relates to an electric motorcycle, in particular to an off-road electric motorcycle frame.
Background
The existing electric motorcycle is mainly made of pipes, and is poor in overall modeling, poor in overall strength and heavy in weight, and the pipe plate combined type electric off-road motorcycle frame disclosed in CN104691679A is of a pipe plate combined type, is of a pipe framework structure, is heavy in overall weight due to the fact that the pipes are made of steel generally, is simple in appearance and cannot form more modeling due to the limitation of machining, is poor in dimensional accuracy, is large in overall welding error, and is poor in overall structural strength.
Disclosure of utility model
In order to solve the problems of large weight, simple appearance, poor dimensional accuracy and poor overall strength of the frame, the utility model provides an off-road electric motorcycle frame, which comprises the following specific technical scheme:
An off-road electric motorcycle frame, comprising a head pipe, further comprising: a front frame manufactured by die casting is adopted, and one end of the front frame is welded on the head pipe; a power frame manufactured by die casting is welded at the other end of the front frame and is used for installing a motor; the rotating shaft is fixed on the power frame; and the rear frame is made by die casting, is rotationally arranged on the rotating shaft and is positioned in the power frame and used for installing the rear wheel.
Preferably, the front frame includes: the two ends of the upper frame are respectively connected with the head pipe and the power frame; the two ends of the lower frame are respectively connected with the head pipe and the power frame and positioned below the upper frame; the two ends of the electric appliance plate are welded on the two lower frames respectively; the two ends of the upper shock absorption frame are welded on the upper frame respectively; and the two ends of the lower connecting plate are welded on the lower frame respectively.
Further, an upper fixing groove for positioning the upper shock absorption frame is formed in the upper frame; the lower frame is provided with a lower fixing groove for positioning the lower connecting plate.
Further, the method further comprises the following steps: and the two ends of the upper connecting plate are respectively fixed on the two upper frames and positioned on one side of the head pipe.
Preferably, the power frame includes: the power fixing plates are symmetrically arranged and welded on the front frame; and the two ends of the lower shock absorption frame are welded on the two power fixing plates respectively.
Further, a third fixing groove for positioning the lower shock absorber frame is formed in the power fixing plate.
Preferably, the rear frame includes: the rear fork is symmetrically provided with two rear forks; and the two ends of the rear shock absorption frame are welded on the two rear forks respectively.
Preferably, the method further comprises: and the bearing is fixed on the rear frame and is connected with the rotating shaft.
Preferably, the front frame is provided with an upper interface and a lower interface; the power frame is provided with an upper connector and a lower connector, the upper connector is inserted on the upper connector, and the lower connector is inserted on the lower connector.
Compared with the prior art, the utility model has the following beneficial effects:
The cross-country electric motorcycle frame provided by the utility model is made of the aluminum die casting, is light in weight, attractive in appearance and more in change, has higher overall structural strength and high dimensional accuracy, improves the overall processing quality, and is convenient for subsequent installation.
Drawings
FIG. 1 is a schematic diagram of the structure of the present application;
FIG. 2 is a front view of the present application;
FIG. 3 is a top view of the present application;
FIG. 4 is a schematic view of the structure of the front frame after concealing the upper and lower frames;
FIG. 5 is a schematic structural view of the upper and lower frames;
FIG. 6 is a schematic structural view of a power frame;
FIG. 7 is a rear view of the power rack;
FIG. 8 is a schematic structural view of the rear frame;
FIG. 9 is a schematic view of the structure of the present application equipped with a shock absorbing device;
Fig. 10 is a front view of fig. 9.
Detailed Description
The utility model will now be further described with reference to the accompanying drawings.
As shown in fig. 1 to 8, an off-road electric motorcycle frame includes a head pipe 1, a front frame 2, a power frame 3, a rotating shaft 5, and a rear frame 4. The front frame 2, the power frame 3 and the rear frame 4 are all aluminum die castings, so that the weight is light, the strength is high, and the appearance is attractive. The power frame 3 is welded at the bottom of the front frame 2, and the top of the front frame 2 is welded with the head pipe 1. The rotating shaft 5 is fixed on the power frame 3 and is rotatably connected with the rear frame 4, the rear frame 4 is also positioned inside the front frame 2, and the rear frame 4 is used for mounting rear wheels.
As shown in fig. 1 to 5, the front frame 2 includes an upper frame 21, a lower frame 22, an electric board 23, an upper shock absorber 26, and a lower connection board 25. The two upper frames 21 and the two lower frames 22 are symmetrically arranged, and the two ends of the upper frame 21 are respectively connected with the head pipe 1 and the power frame 3; the two ends of the lower frame 22 are respectively connected with the head pipe 1 and the power frame 3, are positioned below the upper frame 21, and are shaped like a Chinese character 'shen' with the upper frame 21. The upper frame 21 is provided with an upper fixing groove 212, the lower frame 22 is provided with a lower fixing groove 222, and both ends of the upper shock-absorbing frame 26 are inserted into the two upper fixing grooves 212 symmetrically arranged and welded on the upper fixing grooves 212. The lower connection plate 25 is inserted into two lower fixing grooves 222 symmetrically disposed, and welded to the lower fixing grooves 222. The upper and lower fixing grooves 212 and 222 facilitate the installation and welding of the upper and lower shock-absorbing brackets 26 and 25, and can improve the positioning accuracy. The electric plate 23 is welded on the lower frame 22 and is also welded with the head pipe 1 to improve the strength. In order to facilitate the welding of the electric plate 23 and the lower frame 22, the lower frame 22 is provided with a welding plate 223, and the welding plate 223 and the electric plate 23 are welded together, so that the welding strength is improved.
In order to facilitate positioning of the two upper frames 21 and mounting of other parts, the two upper frames 21 are connected by an upper connecting plate 24, and the upper connecting plate 24 is mounted on a screw seat 213 of the upper frame 21 by screws. The upper connecting plate 24 is connected with the two upper frames 21 before welding, and then welding is carried out, so that the upper frames 21 can be positioned, and welding deformation is prevented. The upper connection plate 24 is also located at one side of the head pipe 1.
As shown in fig. 6 and 7, the power frame 3 includes a power fixing plate 31 and a lower shock absorbing frame 32, the power fixing plate 31 is symmetrically provided with two, and both the power fixing plates 31 are welded on the front frame 2. The power fixing plate 31 is provided with a third fixing groove 33, and both ends of the lower shock-absorbing frame 32 are inserted into the third fixing groove 33 and welded to the third fixing groove 33. The third fixing groove 33 facilitates the installation and positioning of the lower shock absorber 32, and can improve the welding strength and positioning accuracy.
As shown in fig. 1 to 7, in order to facilitate the connection of the front frame 2 and the power frame 3, the end of the upper frame 21 is provided with an upper interface 211, and the end of the lower frame 22 is provided with a lower interface 221; the power frame 3 is provided with an upper connector 311 and a lower connector 312, the upper connector 311 is inserted on the upper interface 211, and the lower connector 312 is inserted on the lower interface 221. The upper connector 311 and the lower connector 312 are both T-shaped connectors, the upper connector 211 and the lower connector 221 are both U-shaped grooves, and the T-shaped connectors can be clamped in the upper connector 211 and the lower connector 221 and cannot fall off. The upper connector 311 and the lower connector 312 are respectively inserted on the upper connector 211 and the lower connector 221, so that the positioning between the front frame 2 and the power frame 3 can be realized, the welding is convenient, the welding deformation can be effectively reduced, and the welding quality and accuracy are improved.
As shown in fig. 8, the rear frame 4 includes two rear forks 41 and a rear shock-absorbing frame 42, the two rear forks 41 are symmetrically arranged, and a fourth fixing slot 411 is arranged on the rear fork 41; the rear shock-absorbing frames 42 are inserted in the symmetrical fourth fixing slots 411 at both ends thereof, respectively, and welded to the fourth fixing slots 411.
In order to improve the service life, the end of the rear fork 41 is provided with a fixing hole 43, the bearing 8 is arranged in the fixing hole 43, and the inner ring of the bearing 8 is fixed on the rotating shaft 5.
The aluminum alloy die casting is adopted, so that the strength can be ensured, the molding is convenient, the integral assembly and welding precision can be improved, the deformation is small, the size precision is high, and the subsequent installation is convenient.
As shown in fig. 9 and 10, the upper shock-absorbing frame 26, the lower shock-absorbing frame and the rear shock-absorbing frame 42 are used for being connected with a shock-absorbing device, so that shock absorption of the rear frame 4 is realized, the shock absorption effect of the whole vehicle is improved, and the comfort is ensured.
The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will occur to those skilled in the art from consideration of the specification and practice of the utility model without the need for inventive faculty, and are within the scope of the claims.
Claims (9)
1. An off-road electric motorcycle frame, comprising a head pipe (1), characterized in that it further comprises:
A front frame (2) made of die casting is adopted, and one end is welded on the head pipe (1);
a power frame (3) manufactured by die casting is welded at the other end of the front frame (2) and is used for installing a motor;
A rotating shaft (5) fixed on the power frame (3); and
And the rear frame (4) is made by die casting, is rotationally arranged on the rotating shaft (5) and is positioned in the power frame (3) and is used for installing the rear wheel.
2. An off-road electric motorcycle frame according to claim 1, characterized in that the front frame (2) comprises:
The two upper frames (21) are symmetrically arranged, and two ends of the upper frames (21) are respectively connected with the head pipe (1) and the power frame (3);
The two lower frames (22) are symmetrically arranged, and two ends of the lower frames (22) are respectively connected with the head pipe (1) and the power frame (3) and positioned below the upper frame (21);
The two ends of the electric appliance board (23) are welded on the two lower frames (22) respectively;
An upper shock-absorbing frame (26), both ends of which are welded on the upper frame (21) respectively; and
And the two ends of the lower connecting plate (25) are welded on the lower frame (22) respectively.
3. An off-road electric motorcycle frame according to claim 2, characterized in that the upper frame (21) is provided with an upper fixing groove (212) for positioning the upper shock-absorbing frame (26); the lower frame (22) is provided with a lower fixing groove (222) for positioning the lower connecting plate (25).
4. The off-road electric motorcycle frame of claim 2, further comprising:
and the two ends of the upper connecting plate (24) are respectively fixed on the two upper frames (21) and are positioned on one side of the head pipe (1).
5. An off-road electric motorcycle frame according to any one of claims 1 to 4, characterized in that the power frame (3) comprises:
the power fixing plates (31) are symmetrically arranged and are welded on the front frame (2); and
And two ends of the lower shock absorption frame (32) are welded on the two power fixing plates (31) respectively.
6. An off-road electric motorcycle frame according to claim 5, characterized in that the power fixing plate (31) is provided with a third fixing groove (33) for positioning the lower shock-absorbing frame (32).
7. An off-road electric motorcycle frame according to any one of claims 1 to 4, characterized in that the rear frame (4) comprises:
A rear fork (41) symmetrically provided with two; and
And the two ends of the rear shock-absorbing frame (42) are respectively welded on the two rear forks (41).
8. An off-road electric motorcycle frame as set forth in any one of claims 1 to 4, further including:
And the bearing (8) is fixed on the rear frame (4) and is connected with the rotating shaft (5).
9. An off-road electric motorcycle frame according to any one of claims 1 to 4, characterized in that the front frame (2) is provided with an upper interface (211) and a lower interface (221);
An upper connector (311) and a lower connector (312) are arranged on the power frame (3), the upper connector (311) is inserted on the upper connector (211), and the lower connector (312) is inserted on the lower connector (221).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322718170.0U CN220809670U (en) | 2023-10-11 | 2023-10-11 | Cross-country electric motorcycle frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322718170.0U CN220809670U (en) | 2023-10-11 | 2023-10-11 | Cross-country electric motorcycle frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220809670U true CN220809670U (en) | 2024-04-19 |
Family
ID=90677625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322718170.0U Active CN220809670U (en) | 2023-10-11 | 2023-10-11 | Cross-country electric motorcycle frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220809670U (en) |
-
2023
- 2023-10-11 CN CN202322718170.0U patent/CN220809670U/en active Active
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