CN205769939U - A kind of axis of bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates - Google Patents

A kind of axis of bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates Download PDF

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Publication number
CN205769939U
CN205769939U CN201620595313.0U CN201620595313U CN205769939U CN 205769939 U CN205769939 U CN 205769939U CN 201620595313 U CN201620595313 U CN 201620595313U CN 205769939 U CN205769939 U CN 205769939U
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China
Prior art keywords
millimeters
axis
section
length
rotation
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CN201620595313.0U
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Chinese (zh)
Inventor
谢勇
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Chongqing Qikebi Bicycle Co Ltd
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Chongqing Qikebi Bicycle Co Ltd
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Abstract

The axis of a kind of bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates of the present utility model relates to the axis of bicycle.A kind of axis of bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates, it is characterized in that, axle stage casing is set to bearing section, flywheel section, shaft end section successively to end, the cylindrical of flywheel section is set to left-hand thread, the cross section of shaft end section is polygon, the diameter in axle stage casing is more than bearing section, and the diameter of bearing section is more than flywheel section, and the diameter of flywheel section is more than the circumcircle of shaft end section.The axis of bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates of the present utility model, there is design uniqueness, simple in construction, very useful, make easily, using effect spy is good, service life is long, making the installation of middle axle assembly, dismantle, keep in repair extremely convenient, the enforcement for bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates serves pivotal role, has and popularizes value.

Description

A kind of axis of bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates
Technical field
This utility model relates to the axis of bicycle, is more particularly to a kind of pedal and drives voluntarily along despining The axis of car.
Background technology
Bicycle is mainly by vehicle frame, axis, trailing wheel, front-wheel, chain, chain drum, flywheel, and the parts such as pedal, brake form. At present, general bicycle is all that unidirectional driving bicycle clockwise, i.e. left and right foot drive bicycle when stepping on forward, bicycle Axis one end is left hand thread, and the other end is right-handed thread, and direct and bicycle middle shaft the two ends of the pedal of bicycle are solid Fixed connection.This utility model people has applied for bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates, Granted publication on February 19th, 2012 Number: CN102582771B, authorized announcement date: on May 1st, 2013, patent right number, ZL201210036555.2, this pedal is suitable The bicycle that despining drives successfully realizes pedal bi-directional driving bicycle.Existing bicycle middle shaft may not apply to this certainly Driving, primary bright in the axis of bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates there is also many problems and need to solve, such as structure More complicated, the assembling of middle axle assembly, dismounting difficulty, the bevel gear of axis is unreliable with engaging of transition gear, the most de-tooth etc., for This, need to be explored the special axis of bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates.
Summary of the invention
The purpose of this utility model: the axis of a kind of foot bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates is provided.
The technical solution of the utility model is: the axis of a kind of bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates, and its feature exists In, axle stage casing is set to bearing section, left-handed thread section successively to the two ends of axle, is provided with interior hexagonal, axle in the end of left-handed thread section The external diameter in stage casing is more than bearing section and the external diameter of left-handed thread section, and the external diameter of left-handed thread section is equal to or less than outside bearing section Footpath.
The axis of described bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates, the overall length of its axis is 140 millimeters, wherein, axle A length of 40.5 millimeters of stage casing, a diameter of 20 millimeters, the length of two bearing sections is respectively 10 millimeters, a diameter of 16 millimeters, two left sides The length of rotation thread segment is respectively 39.75 millimeters, the external diameter of left-handed thread section 16 millimeters, and the degree of depth of the length of two interior hexagonals is respectively 15 millis Rice.
The axis of described bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates, the overall length of its axis can be 140 millimeters, wherein, A length of 40.5 millimeters of axle stage casing, a diameter of 20 millimeters, the length of two bearing sections is respectively 10 millimeters, a diameter of 16 millimeters, one A length of 38 millimeters of left-handed thread section, a length of 41.5 millimeters of another left-handed thread section, the external diameter of left-handed thread section 16 millimeters, The degree of depth of two interior hexagonals is respectively 18 millimeters.
The middle shaft structure of bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates of the present utility model seems fairly simple, but design The most ingenious, it solve many hard nut to cracks that original bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates exists: one is to use Symmetrical axis, head-exchangeable when being successfully realized axis assembling;Two is left-handed thread section, solves pedal along despining The difficult hard nut to crack of the axially location of the bevel gear of the axis of the bicycle driven, three is to make pedal drive along despining The middle axle assembly of bicycle install, dismantle, keep in repair very convenient;Four is that bevel gear is reliable with engaging of transition gear, does not takes off Tooth.
The beneficial effects of the utility model: the axis of bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates of the present utility model, tool Having design uniqueness, simple in construction, very useful, it is easy to make, and using effect spy is good, and service life is long, makes the peace of middle axle assembly Filling, dismantle, keep in repair extremely convenient, the enforcement for bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates serves pivotal role, has and pushes away Broad-spectrum and value.
Accompanying drawing explanation
Accompanying drawing is structural representation of the present utility model.
Detailed description of the invention
Below by embodiment, this utility model is further described.
Embodiment 1
Referring to the drawings, the axis of a kind of bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates, in axle stage casing 4 to the two ends of axle successively Being set to bearing section 3, left-handed thread section 2, be provided with interior hexagonal 1 in the end of left-handed thread section 2, the external diameter in axle stage casing 4 is more than bearing Section 3 and the external diameter of left-handed thread section 2, the external diameter of left-handed thread section 2 is equal to or less than the external diameter of bearing section 3;Described axis Overall length is 140 millimeters, and wherein, a length of 40.5 millimeters of axle stage casing 4, a diameter of 20 millimeters, the length of two bearing sections 3 is respectively 10 millis Rice, a diameter of 16 millimeters, the length of two left-handed thread section 2 is respectively 39.75 millimeters, the external diameter of left-handed thread section 2 16 millimeters, two The degree of depth of the length of interior hexagonal 1 is respectively 15 millimeters.
Embodiment 2
Referring to the drawings, the axis of a kind of bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates, in axle stage casing 4 to the two ends of axle successively Being set to bearing section 3, left-handed thread section 2, be provided with interior hexagonal 1 in the end of left-handed thread section 2, the external diameter in axle stage casing 4 is more than bearing Section 3 and the external diameter of left-handed thread section 2, the external diameter of left-handed thread section 2 is equal to or less than the external diameter of bearing section 3.Described axis Overall length is 140 millimeters, and wherein, a length of 40.5 millimeters of axle stage casing 4, a diameter of 20 millimeters, the length of two bearing sections 3 is respectively 10 millis Rice, a diameter of 16 millimeters, a length of 38 millimeters of a left-handed thread section 2, a length of 41.5 millimeters of another left-handed thread section 2, The external diameter of left-handed thread section 2 16 millimeters, the degree of depth of two interior hexagonals 1 is respectively 18 millimeters.

Claims (3)

1. the axis of a bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates, it is characterised in that axle stage casing (4) to the two ends of axle successively It is set to bearing section (3), left-handed thread section (2), is provided with interior hexagonal (1) in the end of left-handed thread section (2), outside axle stage casing (4) Footpath is more than bearing section (3) and the external diameter of left-handed thread section (2), and the external diameter of left-handed thread section (2) is equal to or less than bearing section (3) External diameter.
2. the axis of the bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates as described in claim 1, it is characterised in that the overall length of axis Being 140 millimeters, wherein, a length of 40.5 millimeters of axle stage casing (4), a diameter of 20 millimeters, the length of two bearing sections (3) is respectively 10 millis Rice, a diameter of 16 millimeters, the length of two left-handed thread section (2) is respectively 39.75 millimeters, the external diameter of left-handed thread section (2) 16 millimeters, The degree of depth of the length of two interior hexagonals (1) is respectively 15 millimeters.
3. the axis of the bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates as described in claim 1, it is characterised in that the overall length of axis Being 140 millimeters, wherein, a length of 40.5 millimeters of axle stage casing (4), a diameter of 20 millimeters, the length of two bearing sections (3) is respectively 10 millis Rice, a diameter of 16 millimeters, a length of 38 millimeters of a left-handed thread section (2), a length of 41.5 millis of another left-handed thread section (2) Rice, the external diameter of left-handed thread section (2) 16 millimeters, the degree of depth of two interior hexagonals (1) is respectively 18 millimeters.
CN201620595313.0U 2016-06-19 2016-06-19 A kind of axis of bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates Active CN205769939U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620595313.0U CN205769939U (en) 2016-06-19 2016-06-19 A kind of axis of bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620595313.0U CN205769939U (en) 2016-06-19 2016-06-19 A kind of axis of bicycle driven by clockwise rotation and anticlockwise rotation of pedal plates

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CN205769939U true CN205769939U (en) 2016-12-07

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106043578A (en) * 2016-06-19 2016-10-26 重庆奇可比自行车有限公司 Intermediate shaft of bicycle driven by forward and reverse rotation of pedals

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106043578A (en) * 2016-06-19 2016-10-26 重庆奇可比自行车有限公司 Intermediate shaft of bicycle driven by forward and reverse rotation of pedals

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