CN207292295U - A kind of bi-directional drive axis - Google Patents
A kind of bi-directional drive axis Download PDFInfo
- Publication number
- CN207292295U CN207292295U CN201720888712.0U CN201720888712U CN207292295U CN 207292295 U CN207292295 U CN 207292295U CN 201720888712 U CN201720888712 U CN 201720888712U CN 207292295 U CN207292295 U CN 207292295U
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- CN
- China
- Prior art keywords
- bevel gear
- axis
- shell
- drive
- ratchet
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- 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.)
- Expired - Fee Related
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Abstract
A kind of bi-directional drive axis, including axis, shell, the left and right bevel gear side bevel gear equipped with spine tooth, ratchet, spring coil, bearing, sprocket wheel, crank, it is characterized in that：Left and right bevel gear is respectively arranged in the left and right sides of axis；Ratchet is installed on axis and respectively with the spine tooth of left and right bevel gear and is engaged；Bevel gear is installed on shell for side, and side bevel gear is mutually engaged with left and right bevel gear respectively；Spring coil is sleeved on ratchet and axis；Sprocket wheel is fixedly installed on right bevel gear；Crank is fixedly installed in the both ends of axis；When crank handle turns axis rotates forward or backwards, sprocket wheel rotates forward；The invention can be used for bicycle, multi-speed bicycle, tricycle etc., solve the problems, such as can only unidirectional drive, its advantage is that simple in structure, compact, replaceability is strong, and stress intensity is big, durable.
Description
Technical field
The present invention relates to a kind of bi-directional drive axis, suitable for bicycle, multi-speed bicycle, trishaw etc..
Background technology
Current ordinary bicycle, multi-speed bicycle, pedicab etc. be in type of drive forward direction trample it is foot-operated
Dish driving traveling is taken turns, easily tired when so cycling, physical disfigurement and discomfort can be caused for a long time by riding, and be ached all over, and day
Often the quantity of the bi-directional driving bicycle in life is almost nil and complicated；In addition gear machining technology, gear mechanism,
The technologies such as ratchet mechanism are also highly developed.
The content of the invention
It is an object of the invention to overcome existing technical problem, there is provided and it is a kind of easily manufactured, it is simple in structure to realize certainly
The bi-directional drive axis for positive and negative bi-directional drive of driving a vehicle.
The technical solution adopted in the present invention is：
A kind of bi-directional drive axis, including axis（1）, shell（2）, the left angular wheel equipped with spine tooth（3）, equipped with spine tooth
Right bevel gear（4）, side bevel gear（5）, ratchet（6）, spring coil（7）, bearing（8）, sprocket wheel（9）, crank（10）, it is characterized in that：Left,
Right bevel gear（3、4）It is respectively arranged in axis（1）The left and right sides；Ratchet（6）It is installed on axis（1）It is upper and respectively with it is left and right
Bevel gear（3、4）Spine tooth be engaged；Side bevel gear（5）It is installed on shell（2）On, side bevel gear（5）Respectively with left and right cone tooth
Wheel（3、4）Mutually it is engaged；Spring coil（7）It is sleeved on ratchet（6）And axis（1）On；Left and right bevel gear（3、4）With axis（1）Between respectively
Equipped with bearing（8）；Left and right bevel gear（3、4）With shell（2）Between be respectively equipped with bearing（8）；Sprocket wheel（9）It is fixedly installed in the right side
Bevel gear（4）On；Crank（10）It is fixedly installed in axis（1）Both ends；Work as crank（10）Drive axis（1）When rotating forward,
Ratchet（6）With right bevel gear（4）Spine tooth be engaged and drive right bevel gear（4）Rotate forward, so that sprocket wheel（9）Forward direction turns
It is dynamic；Work as crank（10）Drive axis（1）When rotating backward, ratchet（6）With left angular wheel（3）Spine tooth be engaged and drive left cone tooth
Wheel（3）Rotate backward, left angular wheel（3）Drive side bevel gear（5）Rotate, side bevel gear（5）Drive right bevel gear（4）Forward direction turns
It is dynamic, so that sprocket wheel（9）Rotate forward.
A kind of bi-directional drive axis, it is characterised in that：Shell（2）On single or multiple side bevel gears are installed
（5）；Side bevel gear（5）With shell（2）Between be equipped with bearing（8）Needle roller, steel ball or wear-resisting nested structure；Sprocket wheel（9）For individual layer or
Multilayer chain sprocket structure or gear structure；Axis（1）On single or multiple ratchets are installed（6）；Axis（1）And shell（2）Two
End can be provided with dustproof cover or fixing nut.
A kind of bi-directional drive axis, it is characterised in that：Axis（1）It is equipped with groove（13）, groove（13）Inside it is provided with
The sliding block that can be moved left and right（11）；Spring（12）It is sleeved on sliding block（11）And axis（1）On.
The advantage of the invention is that：Solve the problems, such as bicycle can only unidirectional drive, compact-sized, endurance is big, replaces
Property it is strong, it is not necessary to separately plus controller, bicycle can free backward.
Brief description of the drawings：
Fig. 1 is a kind of structure diagram of the present invention；
Fig. 2 is axis of the present invention（1）On be provided with and can move left and right sliding block（11）Bi-directional drive middle shaft structure schematic diagram；
Fig. 3 is axis of the present invention（1）It is equipped with groove（13）, groove（13）The sliding block that can be moved left and right inside is installed（11）；Bullet
Spring（12）It is sleeved on sliding block（11）And axis（1）On structure diagram；
Wherein：1st, axis, 2, shell, 3, left angular wheel, 4, right bevel gear, 5, side bevel gear, 6, ratchet, 7, spring coil, 8,
Bearing, 9, sprocket wheel, 10, crank, 11, sliding block, 12, spring, 13, groove.
Embodiment：
The present invention is described further with Selected examples below in conjunction with the accompanying drawings：
As shown in Figure 1, left angular wheel（3）Inner ring be equipped with reverse spine tooth, right bevel gear（4）Inner ring be equipped with forward direction
Spine tooth, left and right bevel gear（3、4）It is installed on axis（1）The left and right sides；Axis（1）It is equipped with pit slot；Ratchet（6）It is installed on
Axis（1）On pit slot in, and respectively with left and right bevel gear（3、4）Spine tooth be engaged；Side bevel gear（5）It is installed on shell
（2）On, side bevel gear（5）With shell（2）Between be equipped with bearing（8）, side bevel gear（5）Respectively with left and right bevel gear（3、4）Phase
Occlusion；Spring coil（7）It is sleeved on ratchet（6）And axis（1）On；Left and right bevel gear（3、4）With axis（1）Between be respectively equipped with bearing
（8）；Left and right bevel gear（3、4）With shell（2）Between be respectively equipped with bearing（8）；Sprocket wheel（9）It is fixedly installed in right bevel gear（4）
On；Crank（10）It is fixedly installed in axis（1）Both ends.
Operation principle：
When axis does not work, in spring coil（7）Elastic force effect under, ratchet（6）Left part is fallen down and left angular wheel（3）It is interior
Reverse spine tooth separation on circle, ratchet（6）Right part is lifted and right bevel gear（4）Positive spine tooth on inner ring is engaged；When
Crank（10）Drive axis（1）When rotating forward, ratchet（6）With right bevel gear（4）Spine tooth be engaged and drive right bevel gear（4）
Rotate forward, so that sprocket wheel（9）Rotate forward；Work as crank（10）Drive axis（1）When rotating backward, right bevel gear（4）'s
Spine tooth inclined-plane is to ratchet（6）Contact surface acts power, ratchet（6）Right part fall down and with right bevel gear（4）Inner ring on
Positive spine tooth separation, ratchet（6）Left part is lifted and and left angular wheel（3）Reverse spine tooth on inner ring coordinates, ratchet（6）Band
Dynamic left angular wheel（3）Rotate backward, left angular wheel（3）Drive side bevel gear（5）Rotate, side bevel gear（5）Drive right bevel gear
（4）Rotate forward, so that sprocket wheel（9）Rotate forward, bicycle chainwheel is rotated forward to drive bicycle to move ahead.
Ratchet in this example（6）It is structure as a whole, at this time spring coil（7）It can omit, or be divided into left and right two ratchets,
And spring is installed on left and right ratchet respectively, for different needs.
As shown in Figure 2 and Figure 3, this example is different from being in place of Fig. 1：Left angular wheel（3）Right side be equipped with reversely tiltedly
Tooth, right bevel gear（4）Left side be equipped with positive helical teeth, axis（1）It is equipped with groove（13）, groove（13）Inside being provided with can left and right shifting
Dynamic sliding block（11）；Sliding block（11）Left and right ends are respectively equipped with and left and right bevel gear（3、4）The corresponding helical teeth of helical teeth, spring
（12）It is sleeved on sliding block（11）And axis（1）On.
Its operation principle is different from being in place of Fig. 1：In spring when axis does not work（12）Elastic force effect under, sliding block
（11）It is moved to right side and left angular wheel（3）Helical teeth separation, with right bevel gear（4）Helical teeth be in contact；Work as crank（10）Band
Dynamic axis（1）When rotating forward, sliding block（11）Drive right bevel gear（4）Rotate forward；Work as crank（10）Drive axis（1）Reversely
During rotation, right bevel gear（4）Helical teeth and sliding block（11）Contact surface acts power, promotes sliding block（11）It is moved to the left until dividing
From sliding block（11）With left angular wheel（3）Helical teeth be engaged generation power, drive left angular wheel（3）Rotate backward.
In example described above, shell（2）On single or multiple side bevel gears can be installed（5）；Side bevel gear（5）With it is outer
Shell（2）Between be equipped with bearing（8）Needle roller, steel ball or wear-resisting nested structure；Sprocket wheel（9）For single or multiple lift chain sprocket structure or gear knot
Structure；Axis（1）On single or multiple ratchets are installed（6）；Axis（1）And shell（2）Both ends dustproof cover or solid can be installed
Determine nut to come for different needs.
Shell in this bi-directional drive axis（2）The Five-way tube that can be used as bicycle uses, and only needs in shell at this time
Both ends add dustproof cover or catch just to use；This bi-directional drive axis also can be installed on bicycle five-pipe as independent component
Inside, only needs to increase fixing nut at this time, by shell（2）Being fixed on bicycle five-pipe can just use.
Claims (3)
1. a kind of bi-directional drive axis, including axis（1）, shell（2）, the left angular wheel equipped with spine tooth（3）, the right side equipped with spine tooth
Bevel gear（4）, side bevel gear（5）, ratchet（6）, spring coil（7）, bearing（8）, sprocket wheel（9）, crank（10）, it is characterized in that：It is left and right
Bevel gear（3、4）It is respectively arranged in axis（1）The left and right sides；Ratchet（6）It is installed on axis（1）It is upper and respectively with left and right cone
Gear（3、4）Spine tooth be engaged；Side bevel gear（5）It is installed on shell（2）On, side bevel gear（5）Respectively with left and right bevel gear
（3、4）Mutually it is engaged；Spring coil（7）It is sleeved on ratchet（6）And axis（1）On；Left and right bevel gear（3、4）With axis（1）Between set respectively
There is bearing（8）；Left and right bevel gear（3、4）With shell（2）Between be respectively equipped with bearing（8）；Sprocket wheel（9）It is fixedly installed in right cone
Gear（4）On；Crank（10）It is fixedly installed in axis（1）Both ends；Work as crank（10）Drive axis（1）When rotating forward, spine
Tooth（6）With right bevel gear（4）Spine tooth be engaged and drive right bevel gear（4）Rotate forward, so that sprocket wheel（9）Rotate forward；
Work as crank（10）Drive axis（1）When rotating backward, ratchet（6）With left angular wheel（3）Spine tooth be engaged drive left angular wheel
（3）Rotate backward, left angular wheel（3）Drive side bevel gear（5）Rotate, side bevel gear（5）Drive right bevel gear（4）Forward direction turns
It is dynamic, so that sprocket wheel（9）Rotate forward.
A kind of 2. bi-directional drive axis as claimed in claim 1, it is characterised in that：Shell（2）On be provided with it is single or multiple
Side bevel gear（5）；Side bevel gear（5）With shell（2）Between be equipped with bearing（8）, needle roller, steel ball or wear-resisting nested structure；Sprocket wheel（9）
For single or multiple lift chain sprocket structure or gear structure；Axis（1）On single or multiple ratchets are installed（6）；Axis（1）And shell
（2）Both ends dustproof cover or fixing nut can be installed.
A kind of 3. bi-directional drive axis as claimed in claim 1, it is characterised in that：Axis（1）It is equipped with groove（13）, groove（13）
The sliding block that can be moved left and right inside is installed（11）；Spring（12）It is sleeved on sliding block（11）And axis（1）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720888712.0U CN207292295U (en) | 2017-07-21 | 2017-07-21 | A kind of bi-directional drive axis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720888712.0U CN207292295U (en) | 2017-07-21 | 2017-07-21 | A kind of bi-directional drive axis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207292295U true CN207292295U (en) | 2018-05-01 |
Family
ID=62447281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720888712.0U Expired - Fee Related CN207292295U (en) | 2017-07-21 | 2017-07-21 | A kind of bi-directional drive axis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207292295U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109278924A (en) * | 2017-07-21 | 2019-01-29 | 马晓刚 | A kind of bi-directional drive axis |
-
2017
- 2017-07-21 CN CN201720888712.0U patent/CN207292295U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109278924A (en) * | 2017-07-21 | 2019-01-29 | 马晓刚 | A kind of bi-directional drive axis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180501 Termination date: 20200721 |