CN206988395U - Lever-type stepless variable-speed devices - Google Patents
Lever-type stepless variable-speed devices Download PDFInfo
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- CN206988395U CN206988395U CN201720510022.1U CN201720510022U CN206988395U CN 206988395 U CN206988395 U CN 206988395U CN 201720510022 U CN201720510022 U CN 201720510022U CN 206988395 U CN206988395 U CN 206988395U
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Abstract
A kind of lever-type stepless variable-speed devices of the utility model, including sliding way and glide path, the first traveling wheel along its sliding is provided with sliding way, one end of sliding way is provided with driving wheel, the second traveling wheel along its sliding is provided with glide path, one end of glide path is provided with driven pulley, and the central shaft of glide path and driven pulley is fixedly mounted to form lever assembly；Also include speed-changing chain, the first traveling wheel, speed-changing chain, driving wheel, driven pulley and the second traveling wheel are in turn connected to form gear component；Also include power output wheel, the second traveling wheel, the first traveling wheel and power output wheel are in turn connected to form power transmitting assembly.The technical problems to be solved in the utility model is to provide a kind of simple in construction, transmission efficiency, flexible adjustment, it is possible to achieve the lever-type stepless variable-speed devices of stepless uninterrupted speed governing.
Description
Technical field
Vehicular transmission technical field is the utility model is related to, more particularly to a kind of lever-type stepless variable-speed devices.
Background technology
Existing stepless mechanical speed changer structure is complicated, and response lag, efficiency is low, and maintenance cost is high, it is impossible to provides big turn round
Square exports.Such as number of patent application is the Rciprocating rocker type non-stage transmission disclosed in 200520055447.5, it needs two
Single direction ratchet could maintain continual torque to export, if using friction ratchet gear, high pulling torque output can not just be provided, using tooth
Formula ratchet can only do step speed regulation, and noise, electuary and abrasion are larger, are not suitable for high-speed case；
Number of patent application be 201210191655.2 disclosed in lever buncher, its is complicated, volume compared with
Greatly, high torsion is short, it is impossible to which variable speed, ratchet angular speed is too low, causes booster engine burden weight, and can not be applied to foot-operated
Car.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of simple in construction, transmission efficiency, flexible adjustment, can be with
Realize the lever-type stepless variable-speed devices of stepless uninterrupted speed governing.
A kind of lever-type stepless variable-speed devices of the utility model, including sliding way and glide path, the sliding way is interior to be provided with edge
Its first traveling wheel slid, one end of the sliding way are provided with driving wheel, and the slid along it is provided with the glide path
Two traveling wheels, one end of the glide path are provided with driven pulley, and the central shaft of the glide path and driven pulley is fixedly mounted to be formed
Lever assembly；
Also include speed-changing chain, first traveling wheel, speed-changing chain, driving wheel, driven pulley and the second traveling wheel
It is in turn connected to form gear component；
Also include power output wheel, second traveling wheel, the first traveling wheel and power output wheel are sequentially connected shape
Into power transmitting assembly.
The utility model lever-type stepless variable-speed devices, wherein the first row walks pulley, speed-changing chain, driving wheel, driven
Speed-changing chain is provided between wheel and the second traveling wheel and is connected by the speed-changing chain.
The utility model lever-type stepless variable-speed devices, wherein one end of the speed-changing chain is located at first traveling wheel
Central shaft on, the other end is located on the central shaft of second traveling wheel.
The utility model lever-type stepless variable-speed devices, wherein the speed-changing chain is overall chain structure and length is fixed.
The utility model lever-type stepless variable-speed devices, wherein the driving wheel and driven pulley are fixed pulley.
The utility model lever-type stepless variable-speed devices, wherein second traveling wheel, the first traveling wheel and power are defeated
Go out provided with power transmission chain bar between wheel and be connected by the power transmission chain bar.
The utility model lever-type stepless variable-speed devices, wherein the power transmission chain bar is overall chain structure and length is consolidated
It is fixed.
The utility model lever-type stepless variable-speed devices, wherein close to second traveling wheel on the power transmission chain bar
One end be power intake, be clutch end close to one end of the power output wheel.
Compared with prior art, advantage possessed by the utility model and have the beneficial effect that：
(1) the utility model by the effect of speed-changing chain drive the first row walk pulley distinguish with the second traveling wheel it is synchronous
In sliding way with being moved reciprocatingly on glide path, due to forming lever assembly between glide path and driven pulley, driven pulley is lever
The fulcrum of component, so that glide path moves up and down around fulcrum, according to lever rule, distance of second traveling wheel away from fulcrum
It is nearer, the power needed for power intake in the case of constant, clutch end output power it is bigger, realize it is stepless not between
Disconnected speed governing and the size for changing output torque；
(2) the utility model is simple in construction, flexible adjustment, can manually adjust and motor-driven can also adjust, can be according to reality
Border operation needs to adapt to different speed and torque demand.
Lever-type stepless variable-speed devices of the present utility model are described further below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model lever-type stepless variable-speed devices；
1st, sliding way；2nd, power output wheel；3rd, glide path；4th, driven pulley；5th, the second traveling wheel；6th, conveyor chain；7、
Speed-changing chain；8th, the first traveling wheel；9th, speed-changing chain；10th, driving wheel.
Embodiment
As shown in figure 1, a kind of lever-type stepless variable-speed devices of the utility model, including sliding way 1 and glide path 3, sliding way 1
Interior the first traveling wheel 8 being provided with along its sliding, one end of sliding way 1 are provided with driving wheel 10, are provided with glide path 3 along its sliding
The second traveling wheel 5, one end of glide path 3 is provided with driven pulley 4, and the central shaft of glide path 3 and driven pulley 4 is fixedly mounted to be formed
Lever assembly, the central shaft of driven pulley 4 are the fulcrum of lever assembly, and driving wheel 10 is fixed pulley with driven pulley 4；
Also include speed-changing chain 7, the first traveling wheel 8, speed-changing chain 7, driving wheel 10, the walking of driven pulley 4 and second are slided
Wheel 5 is in turn connected to form gear component, the first traveling wheel 8, speed-changing chain 7, driving wheel 10, the row of driven pulley 4 and second
Walk to be provided between pulley 5 speed-changing chain 9 and be connected by the speed-changing chain 9, one end of speed-changing chain 9 is located at the first row
On the central shaft for walking pulley 8, the other end is located on the central shaft of the second traveling wheel 5, speed-changing chain 9 be overall chain structure and
Length is fixed；
Also include power output wheel 2, the second traveling wheel 5, the first traveling wheel 8 are sequentially connected shape with power output wheel 2
Into power transmitting assembly, power transmission chain bar 6 is provided between the second traveling wheel 5, the first traveling wheel 8 and power output wheel 2
And be connected by power transmission chain bar 6, inputted on power transmission chain bar 6 close to one end of the second traveling wheel 5 for power
End, one end close to power output wheel 2 are clutch end, and power transmission chain bar 6 is overall chain structure and length is fixed.
When speed-changing chain 7 rotates counterclockwise, because the length of speed-changing chain 9 is fixed, chain 9 is pulled in glide path 3
The second walking pulley 5 move right, the first walking pulley 8 in sliding way 1, also synchronously move right, be achieved in
First walking pulley 8 synchronously moves right with the second traveling wheel 5, i.e., the distance away from driven pulley 4 is nearer, due to glide path 3
Lever assembly is formed between driven pulley 4, driven pulley 4 is the fulcrum of lever assembly, according to lever rule, the second traveling wheel 5
Distance away from fulcrum is nearer, and when the power of power intake input is constant, the power of clutch end output is bigger, due to transmission
The length of chain 6 is fixed, and stroke of the conveyor chain 6 between up and down slideway is smaller, and speed is slower；Equally, when speed-changing chain 7
When rotating clockwise, drive the first traveling wheel 8 and the second traveling wheel 5 synchronous to left movement, i.e., away from driven pulley 4 away from fulcrum
Distance is more remote, and according to lever rule, the second distance of the traveling wheel 5 away from fulcrum is more remote, and the power of power intake input is constant
When, then the power of clutch end output is smaller, but stroke of the conveyor chain 6 between up and down slideway is bigger, and speed is faster, by
This effect for realizing stepless uninterrupted speed governing and changing input and output torque.
Elaborated in conjunction with specific embodiment, the utility model is usually to exist in pairs, to answer in actual applications
Exemplified by bicycle, sliding way 1 is the entablature of bicycle, i.e., makes the tubular type of entablature into square-tube type or six rib pipes
Type, and traveling wheel is provided with entablature, power intake are the power that user is applied at bicycle pedals, power
Output end is bicycle rear institute output speed size, user can ride before by lever-type stepless variable-speed devices to bicycle
Speed governing is carried out, speed governing can also be carried out to bicycle by lever-type stepless variable-speed devices when riding.
The utility model by the effect of speed-changing chain 7 drive the first row walk pulley 8 distinguish with the second traveling wheel 5 it is synchronous
In sliding way 1 with being moved reciprocatingly on glide path 3, due to forming lever assembly between glide path 3 and driven pulley 4, driven pulley 4 is
The fulcrum of lever assembly, so that glide path 3 moves up and down around fulcrum, according to lever rule, the second traveling wheel 5 is away from fulcrum
Distance it is nearer, the power needed for power intake in the case of constant, clutch end output power it is bigger, realize nothing
The uninterrupted speed governing of level and the size for changing output torque；
The utility model is simple in construction, flexible adjustment, can manually adjust and motor-driven can also adjust, can be according to actual behaviour
Need to adapt to different speed and torque demand.
No matter sliding way 1 of the present utility model and glide path 3 are any form or shape, as long as in lever speed changer
On base region, belong in the scope of protection of the utility model；
The first traveling wheel 8 and the second traveling wheel 5 may be mounted in tubulose slideway in the utility model, can also pacify
On sliding block, it can also be arranged on swivel bolt and realize synchronization-sliding.
Embodiment described above is only that preferred embodiment of the present utility model is described, not to this practicality
New scope is defined, and on the premise of the utility model design spirit is not departed from, those of ordinary skill in the art are to this
The various modifications and improvement that the technical scheme of utility model is made, the protection of the utility model claims book determination all should be fallen into
In the range of.
Claims (8)
- A kind of 1. lever-type stepless variable-speed devices, it is characterised in that：Including sliding way and glide path, it is provided with the sliding way along it First traveling wheel of sliding, one end of the sliding way are provided with driving wheel, second along its sliding are provided with the glide path Traveling wheel, one end of the glide path are provided with driven pulley, and the central shaft of the glide path and driven pulley is fixedly mounted to form thick stick Bar assembly；Also include speed-changing chain, first traveling wheel, speed-changing chain, driving wheel, driven pulley and the second traveling wheel are successively Connection forms gear component；Also include power output wheel, second traveling wheel, the first traveling wheel and power output wheel are in turn connected to form dynamic Power transmission assembly.
- 2. lever-type stepless variable-speed devices according to claim 1, it is characterised in that：First traveling wheel, speed varying chain Speed-changing chain is provided between wheel, driving wheel, driven pulley and the second traveling wheel and is connected by the speed-changing chain.
- 3. lever-type stepless variable-speed devices according to claim 2, it is characterised in that：One end of the speed-changing chain is located at institute On the central shaft for stating the first traveling wheel, the other end is located on the central shaft of second traveling wheel.
- 4. lever-type stepless variable-speed devices according to claim 2, it is characterised in that：The speed-changing chain is overall chain knot Structure and length is fixed.
- 5. according to the lever-type stepless variable-speed devices described in claim 1 or 2 or 3, it is characterised in that：The driving wheel and driven pulley It is fixed pulley.
- 6. lever-type stepless variable-speed devices according to claim 1, it is characterised in that：Second traveling wheel, the first row Walk to be provided with power transmission chain bar between pulley and power output wheel and be connected by the power transmission chain bar.
- 7. lever-type stepless variable-speed devices according to claim 6, it is characterised in that：The power transmission chain bar is overall chain Bar structure and length is fixed.
- 8. lever-type stepless variable-speed devices according to claim 7, it is characterised in that：Close to institute on the power transmission chain bar The one end for stating the second traveling wheel is power intake, and one end close to the power output wheel is clutch end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720510022.1U CN206988395U (en) | 2017-05-09 | 2017-05-09 | Lever-type stepless variable-speed devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720510022.1U CN206988395U (en) | 2017-05-09 | 2017-05-09 | Lever-type stepless variable-speed devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206988395U true CN206988395U (en) | 2018-02-09 |
Family
ID=61391317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720510022.1U Active CN206988395U (en) | 2017-05-09 | 2017-05-09 | Lever-type stepless variable-speed devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206988395U (en) |
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2017
- 2017-05-09 CN CN201720510022.1U patent/CN206988395U/en active Active
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