CN2235169Y - Hub of multi-gear position transmission electric vehicle - Google Patents
Hub of multi-gear position transmission electric vehicle Download PDFInfo
- Publication number
- CN2235169Y CN2235169Y CN 95223084 CN95223084U CN2235169Y CN 2235169 Y CN2235169 Y CN 2235169Y CN 95223084 CN95223084 CN 95223084 CN 95223084 U CN95223084 U CN 95223084U CN 2235169 Y CN2235169 Y CN 2235169Y
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- gear
- speed change
- clutch
- ratchet
- extraordinary
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Abstract
The utility model discloses a hub of multi-gear position transmission electric vehicle which is composed of a left and a right fixing brackets of the rotor hub, a left and a right half shafts of the rotor hub, a main gear and a driving gear of the motor, an engaging and disengaging mechanism of special type, a gear shift mechanism, etc; the device is provided with 1-3 transmission gear groups, and each gear group is provided with 2-4 transmission gears; so not only a great output torque is provided, but also the engaging and disengaging mechanism of special type realizes gear shifting and transmission through the traction operation of the gear shifting mechanism; the optimum climbing power and the fastest flat speed are achieved to meet the need for running on different topography all over the world; the gear shifting groups are arranged in the rotor hub, so the utility model has waterproofing and antifouling properties.
Description
The utility model relates to the ground based vehicle traffic and transport field, particularly many gears of electric vehicle hub speed change gear.
The two big crises one that face of the world at present are that energy crisis two is environmental pollutions, and the amount of gasoline that various all over the world gasoline car is consumed every day is made us frightened police! Along with the continuous increase of car owning amount, the consumption of gasoline rises year by year, certainly will cause energy crisis; By a large amount of dirty gas of gasoline car discharging, its discharge capacity considerably beyond people's the amount of bearing, has produced the drawback of environmental pollution to nature, therefore, comes the instead of gasoline car with electric motor car, is the target of the world today, and the development of various electric motor cars has become a kind of trend.Number of patent application 90109892.2 is disclosed " double-driven electrically-aided bicycle with driven hubs " wheel hub be exactly to be the dynamic wheel of the energy with the storage battery, wheel hub inside is provided with part in addition such as motor, gear, clutch, fixed mount and left and right sides semiaxis, and two-wheeled can start the purpose of freely selecting single, double wheel drive for use to reach respectively.But the defective of this structure is just fast, the slow branch of slewing range, can't realize many gears speed change, so can't satisfy the conversion selection needs that different physical features is made friction speed.
The purpose of this utility model is to overcome the defective of prior art and provides a kind of many gears speed change electric wheel hub device to society, to adapt to different physical features needs all over the world, by shifted climbing power and the fastest level land speed per hour that reaches the best.
The purpose of this utility model is achieved by the following scheme: be provided with the left and right fixed that is fixed as one in hub, fix with left and right half respectively and be connected with vehicle by it.Be provided with fixing motor, driving gear in the fixed mount of a left side, be provided with the gear shaft that is bearing in the bearing and the travelling gear on the axle in the right fixed mount, drive and its fixing hub rotation by extraordinary clutch, when its invention is that right fixed mount is provided with 1-3 group circumference uniform distribution and the speed change wheels of extraordinary clutch engaged transmission; Every group of speed change wheels are provided with 2-4 shelves change-speed gearing, respectively with separately extraordinary clutch engaged transmission; The shifter of handling speed change is located on the right axle shaft and can moves axially adjusting.
The utility model compared with prior art, drive extraordinary clutch simultaneously owing to have many group speed change wheels, so output torque is big, each speed change wheels has the change-speed gearing of many gears again, exportable many grades of rotating speeds reach climbing power of the best and the fastest level land speed per hour by the manipulation speed change to shifter, to adapt to the operation needs of different physical features all over the world, because the speed change wheels are installed in the hub, so have the waterproof antifouling property.
Description of drawings.
Fig. 1 is the utility model embodiment 1 structural representation (2 groups of speed change wheels, every group of 2 grades of change-speed gearings).
Fig. 2 is the extraordinary clutch structural representation of embodiment 1.
Fig. 3 is the left view (removing cover plate) of Fig. 2.
Fig. 4 is the utility model embodiment 2 structural representations (2 groups of speed change wheels, every group of 3 grades of change-speed gearings).
Fig. 5 is the extraordinary clutch structural representation of embodiment 2.
Fig. 6 is the A-A cutaway view of Fig. 5.
Be described in further detail again by above-mentioned accompanying drawing embodiment.
The hub (4) of many gears speed change electric wheel hub device (referring to Fig. 1-6) is fixed as one by the each several part seam involutory the composition, be provided with the left and right fixed (2), (6) that are fixed as one in the hub, fixing with the left and right half (1), (11) that are bearing in the bearing respectively, wherein left half axle adopts pin to connect, right axle shaft is fixed on the right fixed mount by the terminal pad (13) with its welding, and whole wheel hub is connected with various vehicles by left and right half.
Motor (3) is fixed on the left fixed mount, adopts to be printed board motor or thin-sheet motor slim, good heat dissipation, is started by nickel-cadmium cell or storage battery power supply, and motor output shaft is provided with the driving gear (15) that key connects.
When being provided with 1-3 group circumference uniform distribution in the right fixed mount and the speed change wheels of extraordinary clutch engaged transmission, comprise travelling gear (5) with driving gear (15) engagement, this travelling gear is sold with the gear shaft (7) in being bearing in bearing and is connected, the other end of gear shaft is provided with change-speed gearing (8), each change-speed gearing and each the self-corresponding extraordinary clutch engaged transmission that 2-4 shelves key connects.The change-speed gearing that each speed change wheels has is many more, and the rotating speed gear of output is many more, increases in order not make whole wheel hub volume, the change-speed gearing that many gears are set is adopted the measure of attenuate gear thickness.Because the speed change wheels are many groups, form very big output torque, be enough to drive the hub rotation.
The extraordinary clutch I (9) of embodiment 1 comprises the clutch gear ring (19) with change-speed gearing (8) engagement, the clutch gear ring is sleeved on the clutch body (17), the clutch body fixing with hub has 3 uniform skewed slots, be provided with roller (20) in the groove and act on spring (21) on the roller, and the cover plate of positioning roller (18).The clutch body end face is provided with the flange or the groove structure (16) of 3 uniform mutual chimeric transferring power, for 3 grades or 4 grades change-speed gearings are set, the both ends of the surface of two clutch bodies have flanged structure and groove structure respectively wherein, to adapt to the mutual chimeric transferring power with the adjoining clutches body, these flanges or groove are oval shape, and carry-over moment is big.
The extraordinary clutch II (22) of embodiment 2 comprises the ratchet-gear wheel (23) with change-speed gearing (8) engagement, ratchet-gear wheel is one the part in addition that ratchet is arranged in the gear outward, it is sleeved on the ratchet fixed mount of fixing with hub (26), ratchet (27) fixed mount be provided with 2 groups uniform, with ratchet-gear wheel in ratchet engaged pass through the ratchet (27) that pin is connected, acting on torsion spring (25) on the ratchet, it make ratchet all the time with the interior ratchet engagement of ratchet-gear wheel.For the ratchet-gear wheel that is sleeved on the ratchet fixed mount is rotated flexibly, be provided with steel ball (24) between the two at it, but only to the fixing extraordinary clutch setting of hub.For at a slow speed shelves ratchet-gear wheel because of being in normal engagement, so pawl structures can be simplified.
The shifter of handling speed change is located on the right axle shaft, can move axially adjusting, at the scheme of above-mentioned two kinds of extraordinary clutches two kinds of shifters should be arranged mutually.
Shifter I comprise can be in the right axle shaft elongated slot bearing pin (10) of axial slip, the shift bar (12) that is connected and fixed with bearing pin and promote the axially movable spring of clutch body (14), it is necessity part in addition that cooperates the shift bar speed change, acts on the bearing with the clutch body close-fitting.As shown in Figure 1, when promoting shift bar (12), bearing pin (10) moves to left the clutch body (17) of the inside, and power just by grade directly output at a slow speed of outside, drives hub (4) and does rotation at a slow speed, at this moment top gear gear ring skid.After shift bar (12) is pulled out, the clutch body of top gear (17) is pushed into neutral position with bearing pin under the effect of spring, on flange on the left and right clutch body, recessed poor (18) are also simultaneously chimeric, power just by top gear through the clutch body output of shelves at a slow speed and drive hub and make high speed rotating, this moment is shelves gear ring skid at a slow speed.When 3 grades or 4 grades of change-speed gearings were set, bearing pin (10) is corresponding to be increased to 2 or 3, and was connected and fixed at a distance of certain distance and shift bar (12).
But shifter II comprises the speed change sliding sleeve (28) that is sleeved on axial slip on the right axle shaft, can be in the right axle shaft elongated slot bearing pin (10) of axial slip and speed change sliding sleeve close-fitting, act on the shift bar (12) on this bearing pin, and by the bearing pin promotion axially movable spring of speed change sliding sleeve (29), this spring can be arranged in the semiaxis axis hole, left end is spirally connected fixing with sprue (30), spring also can be sleeved on outside the semiaxis, acts directly on the speed change sliding sleeve.This structure when 2 grades or 4 grades of change-speed gearings are set, corresponding minimizing or increase extraordinary clutch, and the speed change sliding sleeve is made corresponding construction change design.
Shown in Figure 4 is that 3 groups of ratchets (27) all are in and ratchet-gear wheel (23) interlocking pattern, and output is high-grade rotating speed, and at this moment middle-grade, low-grade ratchet-gear wheel is all at skid.Shown in Figure 5 is that the one group of ratchet in outside (27) is thrown off interlock under the promotion of speed change sliding sleeve (28), is in Fig. 6 dotted line position, and all the other two groups of ratchets still with the ratchet-gear wheel interlock, what export at this moment is middle-grade rotating speed, high-grade, low-grade ratchet-gear wheel all is in skid.As continue to promote shift bar, and make top grade, middle-grade ratchet-gear wheel all be in the skid state, have only the ratchet-gear wheel of slow shelves to be in interlocking pattern so, what exported this moment is slow shelves rotating speed.
Claims (7)
1. the electric wheel of gear speed change more than kind hub device is provided with the left and right fixed (2), (6) that are fixed as one in hub (4), and is fixing with left and right half (1), (11) respectively and be connected with vehicle by it; A left side is provided with fixing motor (3), driving gear (15) in the fixed mount, is provided with the gear shaft (7) that is bearing in the bearing and the travelling gear (5) on the axle in the right fixed mount, drives and its fixing hub rotation by extraordinary clutch; It is characterized in that:
When a. right fixed mount (6) is provided with 1-3 group circumference uniform distribution and the speed change wheels of extraordinary clutch engaged transmission;
B. every group of speed change wheels are provided with 2-4 shelves change-speed gearing (8), respectively with separately extraordinary clutch engaged transmission;
C. the shifter of handling speed change is located on the right axle shaft (11), can move axially adjusting.
2. many gears speed change electric wheel hub device as claimed in claim 1, it is characterized in that described extraordinary clutch I (9) comprises the clutch gear ring (19) that meshes with change-speed gearing (8), the clutch gear ring is sleeved on the clutch body (17), the clutch body fixing with hub has 3 uniform skewed slots, be provided with roller (20) in the groove and act on spring (21) on the roller, and the cover plate of positioning roller (18).
3. many gears speed change electric wheel hub device as claimed in claim 2 is characterized in that the clutch body end face of described adjacent extraordinary clutch I is provided with the flange or the groove structure (16) of 3 uniform mutual chimeric transferring power.
4. many gears speed change electric wheel hub device as claimed in claim 1, it is characterized in that described extraordinary clutch II (22) comprises the ratchet-gear wheel (23) that meshes with change-speed gearing (8), ratchet-gear wheel is sleeved on the ratchet fixed mount of fixing with hub (26), the ratchet fixed mount be provided with 2 groups uniform, with ratchet-gear wheel in ratchet engaged pass through the ratchet (27) that pin is connected, acting on torsion spring (25) on the ratchet.
5. many gears speed change electric wheel hub device as claimed in claim 4 is characterized in that being provided with steel ball (24) between the ratchet-gear wheel (23) of extraordinary clutch II (22) and the ratchet fixed mount (26).
6. many gears speed change electric wheel hub device as claimed in claim 1, it is characterized in that described shifter I comprise can be in the right axle shaft elongated slot bearing pin (10) of axial slip, the shift bar that is connected with bearing pin (12) and promote the axially movable spring of clutch body (14).
7. many gears speed change electric wheel hub device as claimed in claim 1, it is characterized in that but described shifter II comprises the speed change sliding sleeve (28) that is sleeved on axial slip on the right axle shaft, can be in the right axle shaft elongated slot bearing pin (10) of axial slip and speed change sliding sleeve close-fitting, act on the shift bar (12) on this bearing pin, and promote the axially movable spring of speed change sliding sleeve (29) by bearing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95223084 CN2235169Y (en) | 1995-10-18 | 1995-10-18 | Hub of multi-gear position transmission electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95223084 CN2235169Y (en) | 1995-10-18 | 1995-10-18 | Hub of multi-gear position transmission electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2235169Y true CN2235169Y (en) | 1996-09-11 |
Family
ID=33870245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95223084 Expired - Fee Related CN2235169Y (en) | 1995-10-18 | 1995-10-18 | Hub of multi-gear position transmission electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2235169Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101304197B (en) * | 2007-05-09 | 2010-10-20 | 左臣伟 | Controllable bidirectional exceed on-off automatic shelves-changing motor |
| CN102303684A (en) * | 2011-07-01 | 2012-01-04 | 重庆阿尔迪机电技术开发有限公司 | Electric hub |
| CN101197516B (en) * | 2007-12-10 | 2012-02-22 | 蔡国法 | Wheel hub electric motor of electric vehicle |
-
1995
- 1995-10-18 CN CN 95223084 patent/CN2235169Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101304197B (en) * | 2007-05-09 | 2010-10-20 | 左臣伟 | Controllable bidirectional exceed on-off automatic shelves-changing motor |
| CN101197516B (en) * | 2007-12-10 | 2012-02-22 | 蔡国法 | Wheel hub electric motor of electric vehicle |
| CN102303684A (en) * | 2011-07-01 | 2012-01-04 | 重庆阿尔迪机电技术开发有限公司 | Electric hub |
| CN102303684B (en) * | 2011-07-01 | 2013-06-12 | 重庆阿尔迪机电技术开发有限公司 | Electric hub |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |