CN213705693U - Self-adaptive electric power-assisted device for bicycle - Google Patents
Self-adaptive electric power-assisted device for bicycle Download PDFInfo
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- CN213705693U CN213705693U CN202022886473.XU CN202022886473U CN213705693U CN 213705693 U CN213705693 U CN 213705693U CN 202022886473 U CN202022886473 U CN 202022886473U CN 213705693 U CN213705693 U CN 213705693U
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- 230000001681 protective effect Effects 0.000 claims abstract description 20
- 239000000428 dust Substances 0.000 claims abstract description 15
- 230000003044 adaptive effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
For the installation difficulty that solves the electronic booster unit of prior art bicycle existence, self structure comparatively complicated, easily skid and shorten tire life scheduling problem, the utility model provides a bicycle self-adaptation electric booster unit. The utility model discloses a self-adaptive electric power assisting device for a bicycle, which comprises a battery, a controller and a power assisting device; the booster comprises a motor, a protective cover, a driven bearing, a driven shaft, a driving gear, a driven gear, a boosting ring, a boosting bearing, a dust cover, a boosting gear and a driving gear; the controller is electrically connected with the battery and the booster motor respectively. The utility model discloses bicycle self-adaptation electric power assisting device's beneficial technological effect is that simple structure, simple to operate and driving force are strong.
Description
Technical Field
The utility model relates to a bicycle electric power assisting device, in particular to bicycle self-adaptation electric power assisting device.
Background
In order to increase the climbing ability and the cruising ability of the bicycle, an independent electric power assisting device is usually additionally arranged on the bicycle. The electric power assisting device generally comprises a battery, a controller and a booster. The controller controls the booster to be turned on or off and controls the rotation speed of the booster, and the battery supplies power to the booster. The booster of the electric booster of the bicycle in the prior art is usually arranged on a driving shaft, namely on a pedal rotating shaft of the bicycle, and an output shaft of the booster is coaxial with the pedal rotating shaft; or the booster is arranged on the rear wheel rotating shaft, namely the output shaft of the booster is coaxial with the rear wheel rotating shaft. Both of the two methods have the problems of difficult installation, complex structure and the like. In order to be convenient to install, the electric booster of the bicycle is arranged at the outer edge of a bicycle tire, and a driving wheel is directly used for driving the outer edge of the bicycle tire. However, this method relies on friction between the drive wheel and the outer rim of the tyre to drive and cause slippage, especially when there is water on the outer rim of the tyre in rainy weather. In addition, the method is easy to cause abrasion of the outer edge of the tire, thereby shortening the service life of the tire.
Obviously, the electric power assisting device for the bicycle in the prior art has the problems of difficult installation, complex structure, easy slipping, shortened service life of the tire and the like.
Disclosure of Invention
For the installation difficulty that solves the electronic booster unit of prior art bicycle existence, self structure comparatively complicated, easily skid and shorten tire life scheduling problem, the utility model provides a bicycle self-adaptation electric booster unit.
The utility model discloses a self-adaptive electric power assisting device for a bicycle, which comprises a battery, a controller and a power assisting device; the booster comprises a motor, a protective cover, a driven bearing, a driven shaft, a driving gear, a driven gear, a boosting ring, a boosting bearing, a dust cover, a boosting gear and a driving gear; the motor is fixed on the left upper side of the protective cover, and an output shaft of the motor penetrates through a through hole on the left upper side of the protective cover to be fixedly connected with the driving gear; the driven shaft is fixed on the inner side of the left side of the protective cover through a driven bearing; the driven gear is fixed at the root of the driven shaft and is meshed with the driving gear; the booster ring is fixed on the inner side of the right side of the protective cover, and the booster bearing is fixed in an inner hole of the booster ring; the dust cover is fixedly connected to the outer side of the protective cover, a driven through hole is formed in the left side of the dust cover, the driven shaft penetrates through the driven through hole, and a driving gear is fixed at the tail end of the driven shaft; a power-assisted through hole is formed in the right side of the dust cover, and an inner step of the power-assisted gear penetrates through the power-assisted through hole to be fixed in an inner hole of the power-assisted bearing and is meshed with the driving gear; a through hole through which a bicycle wheel rotating shaft passes is arranged at the circle center of the power-assisted gear, and screw holes matched with the quantity and positions of bicycle wheel hub notches are arranged on the circumference of the power-assisted gear; the controller is electrically connected with the battery and the booster motor respectively.
Further, the utility model discloses the self-adaptation electric power assisting device of bicycle, installation screw department on the helping hand gear circumference is provided with the toper step.
The utility model discloses bicycle self-adaptation electric power assisting device's beneficial technological effect is that simple structure, simple to operate and driving force are strong.
Drawings
FIG. 1 is a schematic structural view of the booster of the present invention;
FIG. 2 is another view-angle structure diagram of the booster of the present invention;
FIG. 3 is a schematic view of the installation of the booster of the present invention;
FIG. 4 is another view-angle installation diagram of the booster of the present invention;
figure 5 is a schematic view of a tapered step at the mounting screw of the booster drive gear of the present invention.
The present invention will be further described with reference to the accompanying drawings and the detailed description.
Detailed Description
Fig. 1 is the utility model discloses booster's schematic structure diagram, fig. 2 is the utility model discloses another visual angle structure diagram of booster, fig. 3 is the utility model discloses booster's installation schematic diagram, fig. 4 is the utility model discloses another visual angle installation schematic diagram of booster. In the figure, 101 denotes a motor, 102 denotes a guard, 103 denotes a driven bearing, 104 denotes a driven shaft, 105 denotes a drive gear, 106 denotes a driven gear, 107 denotes a power ring, 108 denotes a power bearing, 109 denotes a dust cover, 110 denotes a power gear, 111 denotes a drive gear, 201 denotes a bicycle wheel shaft, 202 denotes a bicycle wheel hub, 203 denotes a bicycle fork, and 204 denotes a bicycle wheel wire. As can be seen from the figure, the self-adaptive electric power assisting device of the bicycle comprises a battery, a controller and a power assisting device; the booster comprises a motor 101, a protective cover 102, a driven bearing 103, a driven shaft 104, a driving gear 105, a driven gear 106, a booster ring 107, a booster bearing 108, a dust cover 109, a booster gear 110 and a driving gear 111; wherein, the motor 101 is fixed on the left upper side of the protective cover 102, and the output shaft thereof passes through the through hole on the left upper side of the protective cover 102 and is fixedly connected with the driving gear 105; the driven shaft 104 is fixed on the inner side of the left side of the protective cover 102 through a driven bearing 103; a driven gear 106 fixed to the root of the driven shaft 104 and engaged with the driving gear 105; the booster ring 107 is fixed on the inner side of the right side of the protective cover 102, and the booster bearing 108 is fixed in an inner hole of the booster ring 107; the dust cover 109 is fixedly connected to the outer side of the protective cover 102, a driven through hole is formed in the left side of the dust cover 109, the driven shaft 104 penetrates through the driven through hole, and a driving gear 111 is fixed to the tail end of the driven rotating shaft 104; a booster through hole is formed in the right side of the dust cover 109, and an inner step of the booster gear 110 penetrates through the booster through hole to be fixed in an inner hole of the booster bearing 108 and is meshed with the driving gear 111; a through hole through which the bicycle wheel rotating shaft 201 passes is arranged at the circle center of the power-assisted gear 110, and mounting screw holes matched with the number and positions of gaps of a bicycle wheel hub 202 are arranged on the circumference of the through hole; the controller is electrically connected with the battery and the booster motor respectively.
The utility model discloses the transmission process of bicycle self-adaptation electric power assisting device booster does: the motor output shaft drives the driving gear to rotate, and the driving gear is meshed with the driven gear, so that the driven gear is driven to rotate; the driven gear and the driving gear are coaxially fixed on the driven shaft (the driven gear is fixed at the root of the driven shaft, and the driving gear is fixed at the tail end of the driven shaft), and the driving gear and the driven gear rotate together; and the driving gear is meshed with the power-assisted gear, so that the power-assisted gear is driven to rotate. It should be noted that, because the motor, the protective cover and the dust cover of the booster are all rigidly and fixedly connected, the shell of the booster is a rigid whole, and the rigid whole can rotate around the rotating shaft of the booster gear.
During specific installation, the screw cap for fixing the bicycle fork rod on the bicycle wheel rotating shaft is firstly unscrewed, and the bicycle wheel is taken out from the fork rod. Will the utility model discloses the through-hole suit that bicycle self-adaptation electric power assisting device booster passes through booster gear centre of a circle department is in bicycle wheel hub, aligns the breach of bicycle wheel hub with the installation screw on the booster gear circumference, because the quantity and the position of the installation screw on the booster gear circumference and the breach phase-match of bicycle wheel hub, consequently, fix the booster on bicycle wheel hub with the screw very easily, and guarantee that booster gear pivot and bicycle wheel pivot are coaxial. Then, fix the bicycle wheel together with the booster on the bicycle fork arm again (need pay attention to place the rear side at bicycle wheel direction of rotation fork arm with the booster motor when fixed), fix battery and controller in bicycle frame's suitable position again, accomplished promptly the utility model discloses bicycle self-adaptation electric power assist device's installation. When the assistance is needed, the motor is started, the assistance gear is driven by the motor to rotate, and the bicycle wheel is driven to rotate, so that the assistance effect is achieved. Because booster casing does not have any fixed connection relation with the bicycle, under the effect of helping hand gear stress, booster casing can produce rotary motion, because the effect of blockking of fork arm this moment for booster casing forms a rotation stop in fork arm department, thereby guarantees the normal drive of helping hand gear.
It should be noted that the bicycle hub disc all is provided with the breach of installation steel wire usually, with the help of this breach can be comparatively convenient fixed mounting the utility model discloses the electronic booster of bicycle self-adaptation. If the bicycle hub plate has no notch, the mounting screw hole on the power-assisted gear can be arranged at the triangular through hole formed by the excircle of the hub plate and the adjacent crossed steel wires. If be the whole wheel of aluminum alloy die-casting, then can be in wheel hub excircle department processing breach or through-hole, with this installation the utility model discloses the electronic booster of bicycle self-adaptation. And, will the utility model discloses the front wheel or the rear wheel at the bicycle are installed to bicycle self-adaptation electric power assisting device booster, and its effect is all the same to convenient installation is for considering first.
For convenient regulation the utility model discloses the axiality of bicycle self-adaptation electric power assisting device booster power assisted gear and bicycle wheel pivot, installation screw department on the drive gear circumference is provided with the toper step, the toper step has formed a set of diameter from big to little that uses the drive gear centre of a circle as the center concentric circles, when specifically installing, screws up gradually the installation screw alright make the axiality of power assisted gear and bicycle wheel pivot increase. The coaxiality of the concentric circles formed by the conical steps is adjusted, so that the coaxial cone can adapt to different vehicle types. Therefore, it is referred to as an "adaptive" electric booster.
Obviously, the utility model discloses bicycle self-adaptation electric power assisting device's beneficial technological effect is that simple structure, simple to operate and driving force are strong.
Claims (2)
1. A self-adaptive electric power assisting device of a bicycle is characterized by comprising a battery, a controller and a power assisting device; the booster comprises a motor, a protective cover, a driven bearing, a driven shaft, a driving gear, a driven gear, a boosting ring, a boosting bearing, a dust cover, a boosting gear and a driving gear; the motor is fixed on the left upper side of the protective cover, and an output shaft of the motor penetrates through a through hole on the left upper side of the protective cover to be fixedly connected with the driving gear; the driven shaft is fixed on the inner side of the left side of the protective cover through a driven bearing; the driven gear is fixed at the root of the driven shaft and is meshed with the driving gear; the booster ring is fixed on the inner side of the right side of the protective cover, and the booster bearing is fixed in an inner hole of the booster ring; the dust cover is fixedly connected to the outer side of the protective cover, a driven through hole is formed in the left side of the dust cover, the driven shaft penetrates through the driven through hole, and a driving gear is fixed at the tail end of the driven shaft; a power-assisted through hole is formed in the right side of the dust cover, and an inner step of the power-assisted gear penetrates through the power-assisted through hole to be fixed in an inner hole of the power-assisted bearing and is meshed with the driving gear; a through hole through which a bicycle wheel rotating shaft passes is arranged at the circle center of the power-assisted gear, and screw holes matched with the quantity and positions of bicycle wheel hub notches are arranged on the circumference of the power-assisted gear; the controller is electrically connected with the battery and the booster motor respectively.
2. The adaptive electric power-assisted device for bicycles of claim 1, wherein the power-assisted gear is provided with a tapered step at the mounting screw hole on the circumference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022886473.XU CN213705693U (en) | 2020-12-03 | 2020-12-03 | Self-adaptive electric power-assisted device for bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022886473.XU CN213705693U (en) | 2020-12-03 | 2020-12-03 | Self-adaptive electric power-assisted device for bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213705693U true CN213705693U (en) | 2021-07-16 |
Family
ID=76786467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022886473.XU Active CN213705693U (en) | 2020-12-03 | 2020-12-03 | Self-adaptive electric power-assisted device for bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213705693U (en) |
-
2020
- 2020-12-03 CN CN202022886473.XU patent/CN213705693U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 400050 No. 60-3-16 and 18, Keyuan 4th Road, xietaizi, Jiulongpo District, Chongqing Patentee after: Chongqing Patlong Zhitong Electronic Technology Co.,Ltd. Country or region after: China Address before: 400050 building 23, Xiejiawan cultural village, Jiulongpo District, Chongqing Patentee before: CHONGQING PATELONG ZHITONG ELECTRONIC TECHNOLOGY Co.,Ltd. Country or region before: China |