CN105966539A - Torque induction intermediate shaft - Google Patents
Torque induction intermediate shaft Download PDFInfo
- Publication number
- CN105966539A CN105966539A CN201610219301.2A CN201610219301A CN105966539A CN 105966539 A CN105966539 A CN 105966539A CN 201610219301 A CN201610219301 A CN 201610219301A CN 105966539 A CN105966539 A CN 105966539A
- Authority
- CN
- China
- Prior art keywords
- lock ring
- pawl dish
- axis
- tooth engaged
- ring
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/40—Rider propelled cycles with auxiliary electric motor
- B62M6/45—Control or actuating devices therefor
- B62M6/50—Control or actuating devices therefor characterised by detectors or sensors, or arrangement thereof
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention provides a torque induction intermediate shaft which comprises an intermediate shaft body, an intermediate shaft sleeve, a film pressure sensor, a claw disc, a needle thrust bearing, a toothed disc, a shaft sleeve, an interlocking ring set and a crank. The intermediate shaft body is sequentially sleeved with the intermediate shaft sleeve, the film pressure sensor, the claw disc, the needle thrust bearing, the toothed disc, the shaft sleeve and the interlocking ring set. The torque induction intermediate shaft has the beneficial effects that interlocking ring design is adopted, torque in the annular direction is converted into thrust in a single direction, and therefore the torque is measured easily.
Description
Technical field
The present invention relates to bicycle accessories field, especially relate to a kind of moment of torsion sensing axis.
Background technology
By the moment of torsion of determination of pressure sensor pedal, traditional torque sensor has when measuring bicycle pedal moment of torsion
Following problem, owing to the electric wire of sensor can not rotate along with pedal, so having difficulties when measuring pressure always.
Summary of the invention
It is an object of the invention to provide a kind of moment of torsion sensing axis that can measure moment of torsion.
The technical scheme is that
A kind of moment of torsion sensing axis, including axis, bottom bracket axle, diaphragm pressure sensor, pawl dish, needle thrust bearing, tooth
Dish, axle sleeve, to lock ring group and crank；
Described bottom bracket axle, described diaphragm pressure sensor, described pawl dish, described needle thrust bearing, described chain wheel, described
Axle sleeve, described lock ring group is all sequentially sleeved on described axis；
One end of described axis is plugged in the inner side of described crank, and described axis is fixed with described crank and is connected；
Described including lock ring group left to lock ring and right to lock ring, a described left side includes ring body and oblique tooth engaged to lock ring,
The quantity of described oblique tooth engaged is multiple, and multiple described oblique tooth engaged are with described ring body center as the center of circle, and compartment of terrain is fixed
It is arranged on the same side of described ring body；The described right side includes ring body and oblique tooth engaged to lock ring, and described oblique tooth engaged is with institute
Stating ring body center is the center of circle, and compartment of terrain is fixedly installed on the same side of described ring body；A described left side to lock ring and the described right side to lock
Ring is mutually twisted by oblique tooth engaged；
Lock ring is connected by the described right side by bolt is fixing with the inner side of described crank；
Lock ring is connected by a described left side by bolt is fixing with the one side of described pawl dish；
Described pawl dish is connected by bolt and described chain wheel are fixing；
Described needle roller thrust bearing crouches in the inside grooves of described pawl dish additionally one side；
Described bottom bracket axle is fixing with described pawl dish to be connected；
Described thin film sensor is folded between described bottom bracket axle and described pawl dish；
Described axle sleeve is between axis and pawl dish.
Further, the part that described crank contacts with described pawl dish is provided with sealing ring.
Further, the part that described bottom bracket axle contacts with described pawl dish is provided with sealing ring.
Owing to bicycle is in the majority in outdoor application, with the addition of two sealing rings wherein, internal cavity is sealed, prevents
Steam enters, the service life of the thin film sensor within impact.
Further, inside the ring body of described needle thrust bearing, it is additionally provided with spacing ring.
Owing to thin film sensor is set on axis, so the position on its perpendicular can occur relative cunning
Dynamic, add thin film sensor at this, thin film sensor position on perpendicular can be limited.
Further, described oblique tooth engaged is that one side is big, the wedge shape that another side is little, the described oblique tooth engaged of wedge shape big
One side fix with described ring body.
The oblique tooth engaged of wedge shape, owing to its dedendum strength is big, is suitable for the needs that on bicycle, torsion passes to.
The present invention has the advantage that with good effect: owing to using technique scheme, the present invention has following technology
A little:
Use the design to lock ring, by the torsion on hoop, the thrust being converted on single direction so that the mensuration of torsion
Become the most easily.
Accompanying drawing explanation
Fig. 1 is the detonation configuration schematic diagram of the present invention；
Fig. 2 be the present invention to lock ring structural representation.
In figure:
1, axis 2, bottom bracket axle 3, diaphragm pressure sensor
4, pawl dish 5, needle thrust bearing 6, chain wheel
7, axle sleeve 8, left to lock ring 9, right to lock ring
10, crank 11, oblique tooth engaged 12, ring body
13, sealing ring 14, spacing ring
Detailed description of the invention
By particular specific embodiment, embodiments of the present invention being described below, those skilled in the art can be by this explanation
Content disclosed by book understands other advantages and effect of the present invention easily.
It should be clear that structure depicted in this specification institute accompanying drawings, ratio, size etc., the most only in order to coordinate description to be taken off
The content shown, understands for those skilled in the art and reads, being not limited to the enforceable qualifications of the present invention, therefore
Do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size, do not affecting the present invention
Under the effect that can be generated by and the purpose that can reach, all should still fall and obtain, at disclosed technology contents, the model that can contain
In enclosing.Meanwhile, in this specification cited as " on ", D score, "left", "right", the term of " middle " etc., be merely convenient to chat
That states understands, and is not used to limit the enforceable scope of the present invention, being altered or modified of its relativeness, is changing skill without essence
Hold in art, when being also considered as the enforceable category of the present invention.
As shown in Figure 1, there is shown, one moment of torsion of the present invention sensing axis, overlap 2 including axis 1, axis 1, diaphragm pressure sensor 3,
Pawl dish 4, needle thrust bearing 5, chain wheel 6, axle sleeve, to lock ring group and crank 10；Described axis 1 overlaps 2, described diaphragm pressure sensing
Device 3, described pawl dish 4, described needle thrust bearing 5, described chain wheel 6, described axle sleeve, described lock ring group is all sequentially sleeved at institute
State on axis 1；One end of described axis 1 is plugged in the inner side of described crank 10, and described axis 1 is fixed with described crank 10
Connect；Described including lock ring group left to lock ring 8 and right to lock ring 9, a described left side includes ring body 12 and oblique tooth engaged to lock ring 8
11, the quantity of described oblique tooth engaged 11 is multiple, multiple described oblique tooth engaged 11 with described ring body 12 center as the center of circle,
On the same side that ground is fixedly installed on described ring body 12；The described right side includes ring body 12 and oblique tooth engaged 11 to lock ring 9, described
Oblique tooth engaged 11 is with described ring body 12 center as the center of circle, and compartment of terrain is fixedly installed on the same side of described ring body 12；Described
Lock ring 9 is mutually twisted by oblique tooth engaged 11 by a left side by lock ring 8 with the described right side；Lock ring 9 is passed through bolt with described by the described right side
The inner side of crank 10 is fixing to be connected；Lock ring 8 is connected by a described left side by bolt is fixing with the one side of described pawl dish 4；Described pawl dish 4
It is connected by bolt is fixing with described chain wheel 6；Described needle roller thrust bearing crouches in the inside grooves of described pawl dish 4 additionally one side；
Described axis 1 overlaps 2 and fixing with described pawl dish 4 is connected；Described thin film sensor be folded in described axis 1 overlap 2 with described pawl dish 4 it
Between；Described axle sleeve is between axis 1 and pawl dish 4.The part that described crank 10 contacts with described pawl dish 4 is provided with sealing ring
13.Described axis 1 overlaps 2 parts contacted with described pawl dish 4 and is provided with sealing ring 13.Owing to bicycle is to occupy in outdoor application
Many, with the addition of two sealing rings 13 wherein, internal cavity is sealed, prevents steam from entering, the thin film sensor within impact
Service life.
A kind of moment of torsion sensing axis, overlaps 2 including axis 1, axis 1, diaphragm pressure sensor 3, pawl dish 4, needle-roller thrust axle
Hold 5, chain wheel 6, axle sleeve, to lock ring group and crank 10；Described axis 1 overlaps 2, described diaphragm pressure sensor 3, described pawl dish 4, institute
State needle thrust bearing 5, described chain wheel 6, described axle sleeve, described lock ring group be all sequentially sleeved on described axis 1；In described
One end of axle 1 is plugged in the inner side of described crank 10, and described axis 1 is fixed with described crank 10 and is connected；Described to lock ring
Group includes left to lock ring 8 and right to lock ring 9, and a described left side includes ring body 12 and oblique tooth engaged 11, described oblique occlusion to lock ring 8
The quantity of tooth 11 is multiple, and multiple described oblique tooth engaged 11 are with described ring body 12 center as the center of circle, and compartment of terrain is fixedly installed on
On the same side of described ring body 12；The described right side includes ring body 12 and oblique tooth engaged 11 to lock ring 9, described oblique tooth engaged 11 with
Described ring body 12 center is the center of circle, and compartment of terrain is fixedly installed on the same side of described ring body 12；A described left side to lock ring 8 with described
Lock ring 9 is mutually twisted by the right side by oblique tooth engaged 11；Lock ring 9 is fixed by the described right side by the inner side of bolt with described crank 10
Connect；Lock ring 8 is connected by a described left side by bolt is fixing with the one side of described pawl dish 4；Described pawl dish 4 is by bolt and described tooth
Dish 6 is fixing to be connected；Described needle roller thrust bearing crouches in the inside grooves of described pawl dish 4 additionally one side；Described axis 1 overlaps 2 and institute
State the fixing connection of pawl dish 4；Described thin film sensor is folded in described axis 1 and overlaps between 2 and described pawl dish 4.Push away at described needle roller
It is additionally provided with spacing ring 14 inside the ring body 12 of power bearing 5.Owing to thin film sensor is set on axis 1, so it erects
Position in straight plane can occur relative slip, adds thin film sensor at this, can limit thin film sensor the most flat
Position on face.
As more sophisticated the supplementing to above-described embodiment, wherein said oblique tooth engaged 11 is that one side is big, and another side is little
Wedge shape, the big one side of the described oblique tooth engaged 11 of wedge shape fixes with described ring body 12.
The work process of this example: when crank rotates, to lock ring group due to the effect of oblique tooth engaged, by crank
The power rotated is changed into the repulsion between lock ring, and then will conduct in this kind to needle thrust bearing, and needle thrust bearing leaves
Beginning extrusion film sensor, produces pressure signal, is transferred to processor.
Above one embodiment of the present of invention is described in detail, but described content has been only the preferable enforcement of the present invention
Example, it is impossible to be considered the practical range for limiting the present invention.All impartial changes made according to the present patent application scope and improvement
Deng, within all should still belonging to the patent covering scope of the present invention.
Claims (5)
1. a moment of torsion sensing axis, it is characterised in that: include that axis, bottom bracket axle, diaphragm pressure sensor, pawl dish, needle roller push away
Power bearing, chain wheel, axle sleeve, to lock ring group and crank；
Described bottom bracket axle, described diaphragm pressure sensor, described pawl dish, described needle thrust bearing, described chain wheel, described axle
Set, described lock ring group is all sequentially sleeved on described axis；
One end of described axis is plugged in the inner side of described crank, and described axis is fixed with described crank and is connected；
Described including lock ring group left to lock ring and right to lock ring, a described left side includes ring body and oblique tooth engaged to lock ring, described
The quantity of oblique tooth engaged is multiple, and multiple described oblique tooth engaged are with described ring body center as the center of circle, and compartment of terrain is fixedly installed
On the same side of described ring body；The described right side includes ring body and oblique tooth engaged to lock ring, and described oblique tooth engaged is with described ring
Body center is the center of circle, and compartment of terrain is fixedly installed on the same side of described ring body；Lock ring is led to by a described left side by lock ring with the described right side
Cross oblique tooth engaged to be mutually twisted；
Lock ring is connected by the described right side by bolt is fixing with the inner side of described crank；
Lock ring is connected by a described left side by bolt is fixing with the one side of described pawl dish；
Described pawl dish is connected by bolt and described chain wheel are fixing；
Described needle roller thrust bearing crouches in the inside grooves of described pawl dish additionally one side；
Described bottom bracket axle is fixing with described pawl dish to be connected；
Described thin film sensor is folded between described bottom bracket axle and described pawl dish；
Described axle sleeve is between axis and pawl dish.
Moment of torsion the most according to claim 1 sensing axis, it is characterised in that: the part that described crank contacts with described pawl dish
It is provided with sealing ring.
Moment of torsion the most according to claim 1 sensing axis, it is characterised in that: the portion that described bottom bracket axle contacts with described pawl dish
Set up separately and be equipped with sealing ring.
Moment of torsion the most according to claim 1 sensing axis, it is characterised in that: inside the ring body of described needle thrust bearing
It is additionally provided with spacing ring.
Moment of torsion the most according to claim 1 sensing axis, it is characterised in that: described oblique tooth engaged is that one side is big, another
The wedge shape that face is little, the big one side of the described oblique tooth engaged of wedge shape fixes with described ring body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610219301.2A CN105966539A (en) | 2016-04-09 | 2016-04-09 | Torque induction intermediate shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610219301.2A CN105966539A (en) | 2016-04-09 | 2016-04-09 | Torque induction intermediate shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105966539A true CN105966539A (en) | 2016-09-28 |
Family
ID=56989354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610219301.2A Pending CN105966539A (en) | 2016-04-09 | 2016-04-09 | Torque induction intermediate shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105966539A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108068985A (en) * | 2016-11-18 | 2018-05-25 | 北京轻客智能科技有限责任公司 | The electric vehicle using motor of this device of stepless speed change device and application |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1344655A (en) * | 2000-09-20 | 2002-04-17 | 株式会社日本综合利用技研 | Electric bicycle and driving control method thereof |
| CN2542551Y (en) * | 2002-04-10 | 2003-04-02 | 苏州奔集动力有限公司 | Middle axle assembly of electric bicycle with torque sensing system |
| CN102514679A (en) * | 2011-12-29 | 2012-06-27 | 苏州博菲利电动科技有限公司 | Motor drive system in coil sensing torque sensor |
| US20140054953A1 (en) * | 2011-03-16 | 2014-02-27 | C.R.D. Centro Reichere Ducati Trento S.R.I | Wheel for pedal-assisted bikes |
| CN103612702A (en) * | 2013-10-29 | 2014-03-05 | 苏州莱士格车业有限公司 | Speed adjusting device in electric bicycle |
| CN105318998A (en) * | 2014-08-05 | 2016-02-10 | 捷奥比电动车有限公司 | Novel torque sensor for electric vehicle |
-
2016
- 2016-04-09 CN CN201610219301.2A patent/CN105966539A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1344655A (en) * | 2000-09-20 | 2002-04-17 | 株式会社日本综合利用技研 | Electric bicycle and driving control method thereof |
| CN2542551Y (en) * | 2002-04-10 | 2003-04-02 | 苏州奔集动力有限公司 | Middle axle assembly of electric bicycle with torque sensing system |
| US20140054953A1 (en) * | 2011-03-16 | 2014-02-27 | C.R.D. Centro Reichere Ducati Trento S.R.I | Wheel for pedal-assisted bikes |
| CN102514679A (en) * | 2011-12-29 | 2012-06-27 | 苏州博菲利电动科技有限公司 | Motor drive system in coil sensing torque sensor |
| CN103612702A (en) * | 2013-10-29 | 2014-03-05 | 苏州莱士格车业有限公司 | Speed adjusting device in electric bicycle |
| CN105318998A (en) * | 2014-08-05 | 2016-02-10 | 捷奥比电动车有限公司 | Novel torque sensor for electric vehicle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108068985A (en) * | 2016-11-18 | 2018-05-25 | 北京轻客智能科技有限责任公司 | The electric vehicle using motor of this device of stepless speed change device and application |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160928 |