CN205059928U - Mobility scooter's pressure transmission - Google Patents
Mobility scooter's pressure transmission Download PDFInfo
- Publication number
- CN205059928U CN205059928U CN201520778292.1U CN201520778292U CN205059928U CN 205059928 U CN205059928 U CN 205059928U CN 201520778292 U CN201520778292 U CN 201520778292U CN 205059928 U CN205059928 U CN 205059928U
- Authority
- CN
- China
- Prior art keywords
- imput shaft
- clutch plate
- conical suface
- driving shaft
- thrust
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Landscapes
- Mechanical Operated Clutches (AREA)
Abstract
The utility model provides a mobility scooter's pressure transmission, including driving shaft, driven plate, thrust bearing and pretension spring, the motor is connected to the rear end of driving shaft, and the front end reduces and forms first taper surface, the driven plate is fixed on the drive wheel, and a terminal surface is second toper face, unanimous and the contact setting of incline direction of first taper surface and second toper face, thrust bearing fixed connection is on the driving shaft and can make axial motion along with the driving shaft, pretension spring rear end is fixed, and the front end, does not nevertheless rotate along with the driving shaft in order to produce the thrust of pushing the driving shaft to the driven plate to locating thrust bearing, thrust makes first taper surface produce the normal pressure of multiplication and compress tightly on the driven plate driving shaft rotatory in order to drive the driven plate through stiction second toper face. The utility model discloses realize great drive ratio, and overall dimension is little, light in weight, but the overall weight and the overall dimension of greatly reduced automobile body.
Description
Technical field
The utility model relates to a kind of electric cycle, particularly a kind of driving device of electric cycle.
Background technology
Current market portable scooter has a variety of, more commonly folding electric bicycle and Segway Human Transporter.
Folding electric bicycle, although be folding, but overall car weight is more than 20 kilograms, put forward sensation and very heavily carry inconvenience, although the simplification foldover design that have employed aluminum alloy materials and vehicle frame had, but general weight is general all more than 15 kilograms, halo rim integral type motor is just more than 4 kilograms, and it is still very heavy to carry sensation.
Segway Human Transporter, the general wheel of Kickboard Scooter is all smaller is mostly 6 cun of tires, car by performance influenced, Kickboard Scooter turn to adapter shaft vehicle frame position immediately all lower, and deflecting bar is more elongated, the handling maneuver of people is passed to by stock and is turned to adapter shaft, allow people's perceived direction tap rock and affect the steering operation of people and the stability of stance very greatly, especially obvious when accelerating and brake, just potential safety hazard is had so travel on highway, and the most Segway Human Transporter weight in market is all between 10 to 14 kilograms, carry public transport and subway or inconvenient.
Current folding electric bicycle and Segway Human Transporter why heavier-weight, reason is that wheel rim integral type motor is generally heavier, all at about 4 kilograms.According to lighter high-speed electric expreess locomotive, that can only adopt traditional driving device, as adopted traditional chain or belt-driving, but its transmission is smaller, be not suitable for using the high-speed electric expreess locomotive of lighter in weight as driving, because for high-speed electric expreess locomotive, only have in order to the requirement meeting battery-driven car road speed and motor speed is lowered, like this transmitting ratio need be increased, according to traditional chain or belt transmission, certainly will sprocket wheel and diameter pulley be done very large, so volume and weight too increases, even if adopt secondary transmission volume and weight to be also same situation, so lose more than gain, therefore heavy rim type integrated motor can only be adopted as driving, cause car body monnolithic case size comparatively large like this, be unfavorable for folding operation and storage.If therefore reasonable reformation can be made to driving device, and just greatly may reduce weight and the oad of car body in conjunction with high-speed electric expreess locomotive.
Utility model content
The technical problems to be solved in the utility model, is the Pressure Actuated Device providing a kind of electric cycle, have larger transmitting ratio, and oad is little, lightweight, can adapt to high-speed electric expreess locomotive, thus greatly reduces overall weight and the oad of car body.
The utility model is achieved in that the Pressure Actuated Device of electric cycle, comprises imput shaft, clutch plate, thrust baring and preloading spring; The rear end of described imput shaft connects motor, and front end reduces formation first conical suface; Described clutch plate is fixing on the drive wheel, and an end face is the second conical suface; The direction of tilt of described first conical suface and the second conical suface unanimously and contact setting; Described thrust baring is fixedly connected in imput shaft also can make axial motion with imput shaft; Described preloading spring rear end is fixed, and front end is to being located at thrust baring to produce thrust imput shaft being pushed to clutch plate; Described thrust makes the first conical suface produce the positive pressure of multiplication to the second conical suface and imput shaft be pressed on clutch plate to drive clutch plate to rotate by static friction force.
Further, preloading spring rear end described in the utility model is fixed by a fixing position-limited rack.
Further, the other end of clutch plate described in the utility model is to being provided with a Limit Bearing, and the second conical suface of clutch plate is pushed against the first conical suface in described imput shaft by this Limit Bearing.
Further, the first conical suface described in the utility model is equal with the cone angle of the second conical suface.
Further, the rear end of imput shaft described in the utility model is the motor shaft being connected described motor by a unilateral bearing.
The utility model tool has the following advantages: Pressure Actuated Device of the present utility model adopts the static friction force transmission between imput shaft and clutch plate, replace traditional chain or belt-driving, can do higher at same oad underdrive ratio, and the static friction of steel between this imput shaft and clutch plate and steel can reduce the noise of transmission greatly, improve service life, type of drive of the present utility model can reduce the volume and weight of drive motor and driving device to greatest extent, make the gross weight of the two less than 1KG, and the cost of motor also can drop to about 50 yuan from more than 400 yuan, and expendable weight is be even more important with reducing costs concerning electric cycle.
Accompanying drawing explanation
The utility model is further described with reference to the accompanying drawings in conjunction with the embodiments.
Fig. 1 is the external structure schematic diagram of Pressure Actuated Device of the present utility model.
Fig. 2 is the principle schematic of Pressure Actuated Device of the present utility model.
Detailed description of the invention
As depicted in figs. 1 and 2, the Pressure Actuated Device 100 of electric cycle of the present utility model, comprises imput shaft 1, clutch plate 2, thrust baring 3 and preloading spring 4.
The rear end of described imput shaft 1 connects motor 200 by a unilateral bearing 5, and front end reduces formation first conical suface 11; Described unilateral bearing 5 is in order to ensure the single-direction transmission of power;
Described clutch plate 2 is fixed on drive wheel 300, and an end face is the second conical suface 21;
The direction of tilt of described first conical suface 11 and the second conical suface 21 unanimously and contact setting; The other end of clutch plate 2 is to being provided with a Limit Bearing 6, and the second conical suface 21 of clutch plate 2 is pushed against the first conical suface 11 in described imput shaft 1 by this Limit Bearing 6; This Limit Bearing 6 is fixed by a fixed mount 62.
Described thrust baring 3 is fixedly connected in imput shaft 1 by a base also can make axial motion with imput shaft 1, but does not rotate with imput shaft;
Described preloading spring 4 rear end is fixed by a fixing position-limited rack 7, fixing position-limited rack 7 can be set in imput shaft 1 together with described preloading spring 4, but fixing position-limited rack 7 does not make axial motion with imput shaft 1, front end is to being located at thrust baring 3 to produce thrust F1 imput shaft 1 being pushed to clutch plate 2; Described thrust F1 makes the first conical suface 11 produce the positive pressure F2 of multiplication to the second conical suface 21 and imput shaft 1 be pressed on clutch plate 2 to drive clutch plate 2 to rotate by static friction force.
Described first conical suface 11 is equal with the cone angle A of the second conical suface 21, namely the first conical suface 11 is consistent with the angle of inclination of the second conical suface 21, the size of cone angle A, determine the multiple that positive pressure F2 relative force F1 doubles, cone angle A is less, and the multiple of positive pressure F2 relative force F1 is larger, so, static friction force between imput shaft 1 and clutch plate 2 is just larger, and transmission is just more reliable.
Described imput shaft is relevant with the radius of clutch plate 2 by imput shaft 1 with the transmitting ratio of clutch plate, the two radius difference is larger, transmitting ratio is larger, and imput shaft 1 radius can be arranged to the radius much smaller than clutch plate 2 by this structural pressure driving device 100 of the utility model, to meet the deceleration demand of high-speed electric expreess locomotive.
Principle of the present utility model is:
During use, as shown in Figure 1, the motor shaft 201 of motor 200 is connected imput shaft 1 by unilateral bearing 5, and clutch plate 2 is fixedly connected on drive wheel 300.
Shown in composition graphs 1 to Fig. 2, because preloading spring 3 has thrust F1 imput shaft 1 being pushed to clutch plate 2; Described thrust F1 makes the first conical suface 11 produce the positive pressure F2 of multiplication to the second conical suface 21 and be pressed on clutch plate 2 by imput shaft 1, to drive clutch plate 2 to rotate by static friction force.
As previously mentioned, Pressure Actuated Device of the present utility model adopts the static friction force transmission between imput shaft and clutch plate, replace traditional chain or belt-driving, can do higher at same oad underdrive ratio, and the static friction of steel between this imput shaft and clutch plate and steel can reduce the noise of transmission greatly, improve service life, type of drive of the present utility model can reduce drive mechanism volume and weight to greatest extent, and expendable weight is concerning the utility model being especially important.
Although the foregoing describe detailed description of the invention of the present utility model; but be familiar with those skilled in the art to be to be understood that; specific embodiment described by us is illustrative; instead of for the restriction to scope of the present utility model; those of ordinary skill in the art, in the modification of the equivalence done according to spirit of the present utility model and change, should be encompassed in scope that claim of the present utility model protects.
Claims (5)
1. the Pressure Actuated Device of electric cycle, is characterized in that: comprise imput shaft, clutch plate, thrust baring and preloading spring;
The rear end of described imput shaft connects motor, and front end reduces formation first conical suface;
Described clutch plate is fixing on the drive wheel, and an end face is the second conical suface;
The direction of tilt of described first conical suface and the second conical suface unanimously and contact setting;
Described thrust baring is fixedly connected in imput shaft also can make axial motion with imput shaft; Described preloading spring rear end is fixed, and front end is to being located at thrust baring to produce thrust imput shaft being pushed to clutch plate;
Described thrust makes the first conical suface produce the positive pressure of multiplication to the second conical suface and imput shaft be pressed on clutch plate to drive clutch plate to rotate by static friction force.
2. the Pressure Actuated Device of electric cycle according to claim 1, is characterized in that: described preloading spring rear end is fixed by a fixing position-limited rack.
3. the Pressure Actuated Device of electric cycle according to claim 1 and 2, is characterized in that: the other end of described clutch plate is to being provided with a Limit Bearing, and the second conical suface of clutch plate is pushed against the first conical suface in described imput shaft by this Limit Bearing.
4. the Pressure Actuated Device of electric cycle according to claim 1, is characterized in that: described first conical suface is equal with the cone angle of the second conical suface.
5. the Pressure Actuated Device of electric cycle according to claim 1, is characterized in that: the rear end of described imput shaft is the motor shaft being connected described motor by a unilateral bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520778292.1U CN205059928U (en) | 2015-10-09 | 2015-10-09 | Mobility scooter's pressure transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520778292.1U CN205059928U (en) | 2015-10-09 | 2015-10-09 | Mobility scooter's pressure transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205059928U true CN205059928U (en) | 2016-03-02 |
Family
ID=55386516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520778292.1U Withdrawn - After Issue CN205059928U (en) | 2015-10-09 | 2015-10-09 | Mobility scooter's pressure transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205059928U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105197176A (en) * | 2015-10-09 | 2015-12-30 | 福建省新车技科技发展有限公司 | Pressure transmission device for electric scooter |
-
2015
- 2015-10-09 CN CN201520778292.1U patent/CN205059928U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105197176A (en) * | 2015-10-09 | 2015-12-30 | 福建省新车技科技发展有限公司 | Pressure transmission device for electric scooter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0168905B1 (en) | An auxiliary drive for pedal-driven road vehicles | |
| CN202806993U (en) | Luggage type folded electric scooter | |
| CN102530173A (en) | Externally wheel-driving type multifunctional boosting bicycle | |
| CN205059928U (en) | Mobility scooter's pressure transmission | |
| KR101127513B1 (en) | Auxiliary driving apparatus for bicycle | |
| CN206265228U (en) | A kind of compact folding bicycle | |
| CN114408084A (en) | Mid-set motor and electric bicycle | |
| CN204998715U (en) | Mobility scooter's auto -lock transmission | |
| CN206307196U (en) | Can omnibearing movable single wheel mechanism of car | |
| CN104787188B (en) | A kind of Straddle riding type electric unicycle | |
| CN105197176A (en) | Pressure transmission device for electric scooter | |
| CN2830242Y (en) | Forward mounted axle and chainless bicycle | |
| CN205098405U (en) | Mobility scooter's doublestage transmission | |
| CN114013550A (en) | Multipurpose tricycle | |
| CN105172992A (en) | Self-locking transmission device for electric scooter | |
| CN109955998B (en) | Hollow wheel device and travel tool | |
| CN205586525U (en) | Green convenient dolly of riding instead of walk | |
| CN205661623U (en) | Drive mechanism of bicycle and including this drive mechanism's bicycle | |
| CN2391801Y (en) | Rear driven and two person type bicycle | |
| CN100391782C (en) | Chainless bicycle with forward central axis | |
| CN220009332U (en) | Spoke-free hollow hub wheel and electric bicycle | |
| CN209972645U (en) | Rear armrest component for motorcycle | |
| CN208069906U (en) | A kind of labour-saving bicycle | |
| CN212950985U (en) | Folding electric bicycle with power generation function | |
| CN206125331U (en) | Two electric bicycle that drive |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160302 Effective date of abandoning: 20180109 |
|
| AV01 | Patent right actively abandoned |