CN108341018B

CN108341018B - Pedal structure

Info

Publication number: CN108341018B
Application number: CN201810209285.8A
Authority: CN
Inventors: 陈忠义
Original assignee: Wellgo Bicycle Material Kunshan Co ltd
Current assignee: Wellgo Bicycle Material Kunshan Co ltd
Priority date: 2018-03-14
Filing date: 2018-03-14
Publication date: 2024-05-10
Anticipated expiration: 2038-03-14
Also published as: CN108341018A

Abstract

The invention relates to a pedal structure, which comprises a pedal main body, a first connecting rod and a second connecting rod, wherein the pedal main body is provided with a first shaft hole, and the hole wall of the first shaft hole is provided with at least one first clamping part; the shaft sleeve is arranged in the first shaft hole in a penetrating mode, the shaft sleeve is rotatably sleeved on a mandrel, the shaft sleeve is provided with at least one second buckling part capable of moving radially, one of the first buckling parts and the second buckling parts is provided with a groove hole extending radially, and the other one of the first buckling parts and the second buckling parts is provided with a protruding block capable of buckling into the groove hole.

Description

Pedal structure

Technical Field

The invention relates to the field of machinery, in particular to a pedal structure.

Background

After the pedals are assembled on the frame of the bicycle, the width of the whole bicycle is increased, so that a plurality of manufacturers can firstly install the shaft lever when the bicycles are transported to a destination and then assemble the pedals, for example, the public bicycle needs to be transported to all places, and the more vehicles can be transported by one transport vehicle, the lower the cost is, so that the transport space can be increased to promote the quantity of the contained bicycles, and the transport cost is reduced.

However, in the prior art, the pedal spindle is arranged on the pedal in a penetrating way, and then the pedal rod spindle is locked on the crank of the bicycle. Therefore, the bicycle pedal structure in the prior art has the problems of complicated steps to be mounted on the pedal spindle and long mounting time. In addition, because the pedal spindle is locked on the crank and can be fastened and locked through the hand tool, an installer can carry the hand tool with him to perform the operation, which causes inconvenience to the installer and increases the labor cost.

Accordingly, there is a need to provide a novel and improved pedal structure that solves the above-mentioned problems.

Disclosure of Invention

The invention overcomes the defects of the prior art and provides a pedal structure capable of being quickly installed; and is also an anti-theft pedal structure which is arranged on a bicycle and cannot be stolen.

In order to achieve the above-mentioned objective, the present invention provides a pedal structure, which includes a pedal body having a first shaft hole, wherein a hole wall of the first shaft hole has at least a first fastening portion; the shaft sleeve is arranged in the first shaft hole in a penetrating mode, the shaft sleeve is rotatably sleeved on a mandrel, the shaft sleeve is provided with at least one second buckling part capable of moving radially, one of the first buckling parts and the second buckling parts is provided with a groove hole extending radially, and the other one of the first buckling parts and the second buckling parts is provided with a protruding block capable of buckling into the groove hole.

Drawings

The invention will be further described with reference to the drawings and examples.

FIG. 1 is a perspective view of a preferred embodiment of the present invention;

FIG. 2 is an exploded view of a preferred embodiment of the present invention;

FIG. 3 is a partially exploded view of a preferred embodiment of the present invention;

FIGS. 4 and 5 are schematic cross-sectional views of a preferred embodiment of the present invention;

in the figure: 1-pedal structure, 10-pedal body, 11-first shaft hole, 12-first buckle part, 13-guide channel, 2-crank and 20-shaft sleeve; 21-a second snap-fit portion; 22-head; 23-parts of a body, 24-bevel angles, 25-raised strips, 26-second shaft holes, 27-large-diameter holes and 28-small-diameter holes; 29, 36-lead oblique section, 30-mandrel, 31-head section, 32-body section, 33-non-round bar section, 34-large diameter section, 35-small diameter section, 40-limit ring.

Detailed Description

The invention will now be described in further detail with reference to the drawings and examples, which are simplified schematic illustrations of the basic structure of the invention, which are presented only by way of illustration, and thus show only the structures that are relevant to the invention.

Referring to fig. 1 to 5, a pedal structure 1 according to a preferred embodiment of the present invention is disclosed, and includes a pedal body 10 and a shaft sleeve 20.

The pedal body 10 is provided with a first shaft hole 11, and the hole wall of the first shaft hole 11 is provided with at least one first buckling part 12; the shaft sleeve 20 is arranged in the first shaft hole 11 in a penetrating way, the shaft sleeve 20 is rotatably sleeved on a mandrel 30, the shaft sleeve 20 is provided with at least one second buckling part 21 capable of moving radially, one of the first buckling parts 12 and the second buckling parts 21 is provided with a slot hole extending towards the radial direction, and the other is provided with a lug capable of buckling in the slot hole. Therefore, the pedal body 10 can be directly and quickly sleeved on the shaft sleeve 20, and can not be easily separated from each other by mutual clamping.

At least one first fastening portion 12 is provided with a slot, and at least one second fastening portion 21 is provided with a bump. Specifically, the slot is a blind hole or a through hole, and in this embodiment, the slot is a through hole. Meanwhile, the shaft sleeve 20 only needs to be buckled into the through hole by the convex blocks to achieve the positioning effect, so that the shaft sleeve and the through hole are not easy to separate from each other in the axial direction. In other embodiments, the bumps may be replaced with hooks, cones, etc.; the at least one first fastening part may be a bump, and the at least one second fastening part may be a slot corresponding to the at least one first fastening part.

In addition, the outer diameter of the shaft sleeve 20 provided with each second clamping convex part is slightly larger than the aperture of the first shaft hole 11; preferably, the shaft sleeve 20 is provided with a head 22 and a body 23, the second fastening portions 21 are arranged on the head 22, one end of the protruding block facing the body 23 is provided with a guiding angle 24, which is beneficial for each second fastening portion 21 to penetrate into the first shaft hole 11, each second fastening portion can be pressed and pressed radially by the hole wall of the first shaft hole 11 to move, and the pressing and pressing are released at each first fastening portion 12 to reversely reset and fasten on the shaft sleeve. In the present embodiment, the number of the at least one second fastening portion 21 is plural, and the number of the at least one first fastening portion 12 corresponds to the number of the second fastening portion 21, so as to improve the bonding strength. The first fastening portions 12 and the second fastening portions 21 may have the same or different structures.

In addition, the first shaft hole 11 is provided with at least one guide groove 13 extending towards the axial direction and penetrating through one end of the first shaft hole 11, at least one first fastening part 12 is arranged at a position corresponding to the guide groove 13, and at least one second fastening part 21 is slidably arranged at the at least one guide groove 13 so as to accurately slide each second fastening part 21 to each second fastening part 21. Preferably, the number of the at least one guide groove 12 is plural, at least one axially extending protruding strip 25 is provided on the outer wall of the shaft sleeve 20, and the protruding strip 25 can be slidably provided in one of the guide grooves 13, so that the shaft sleeve 20 can linearly penetrate into the first shaft hole 11 without any rotation, and can be firmly combined with each other. In addition, the number of the at least one protruding strip 25 is plural, the plural protruding strips 25 and the plural second buckles 21 are arranged in a circumferential offset manner, the pedal body 10 and the shaft sleeve 20 can be stably combined, and the pedal body and the shaft sleeve can be stably stressed.

The pedal structure 1 further comprises a spindle 30, the spindle 30 is provided with a head section 31 and a body section 32 which can be locked and fixed on a crank 2, the body section 32 comprises a non-circular rod section 33 of a connector section 31, the shaft sleeve 20 is rotatably sleeved with the body section 32 of the spindle 30, and the shaft sleeve 20 and the non-circular rod section 33 are mutually overlapped in a radial direction, so that an anti-theft effect can be achieved; in the present embodiment, the non-round bar section 33 is a hexagonal column, which is beneficial to the assembling operation of the hand tool; in other embodiments, the non-circular shank 33 may be other polygonal shapes, or have a plurality of flats on the periphery. In this embodiment, the sleeve 20 is completely overlapped in the radial direction on the non-circular rod section 33 to provide a better anti-theft effect; in other embodiments, the portion of the sleeve 20 corresponding to the non-circular shaft segment 33 may be a partially hollowed portion, which is only required to facilitate the assembly of the tool with the non-circular shaft segment 33.

The body section 32 of the mandrel 30 comprises a large diameter section 34 and a small diameter section 35, the sleeve 20 is provided with a second shaft hole 26, the second peripheral space 26 comprises a large diameter hole 27 sleeved with the large diameter section 34 and a small diameter hole 28 sleeved with the small diameter section 35, and when the sleeve 20 is sleeved with the mandrel 30 by the second shaft hole 26, the small diameter section 35 can radially press against the wall of the small diameter hole 28. Specifically, the outer diameter of the small-diameter section 35 is slightly larger than the aperture of the small-diameter hole 28, so that the small-diameter section 35 can be tightly pressed against the wall of the small-diameter hole 28 to achieve fastening combination.

The second shaft bore 26 is provided with a lead-in section between the large diameter section 34 and the small diameter section 35 and at least one of the end sections of the shaft section 32 of the spindle 30, the small diameter section 35 being smoothly slid from the large diameter bore 27 into the small diameter bore 28. In this embodiment, the second shaft hole 26 is provided with a slope guiding section 29, and the inner diameter of the slope guiding section 29 is gradually reduced from the large diameter hole 27 to the small diameter hole 28; the end of the small-diameter section 35 is provided with a slope guiding section 36, and the outer diameter of the slope guiding section 36 is gradually reduced from the large-diameter section 34 to the small-diameter section 35.

The pedal structure 1 further includes a limiting ring member 40, wherein the limiting ring member 40 is sleeved on the spindle 30, and the limiting ring member 40 is located outside the shaft sleeve 20 and abuts against the shaft sleeve 20 in an axial direction so as to prevent the shaft sleeve 20 from axially separating from the spindle 30. The stop collar member 40 may be a pelin, screw, collar, or the like.

In use, the spindle 30 is mounted on a bicycle crank 2, and the sleeve 20 is then fitted over the spindle 30. After the bicycle is transported to the destination. The store or the consumer only needs to purchase the pedal body 10 of the invention, and then directly sleeve the pedal body 10 on the shaft sleeve 20 to achieve the effect of rapid assembly and combination. Therefore, the spindle 30 and the sleeve 20 can be installed and transported to achieve the effect of reducing the overall width of the bicycle, and more importantly, when the pedal body 10 is sleeved into the sleeve 20, the first shaft hole 11 of the pedal body 10 can cover the non-circular rod section 33 of the spindle 30, and even if a thief holds a hand tool, the non-circular rod section 33 of the pedal structure 1 of the invention is hidden in the first shaft hole 11 of the pedal body 10, and no point for clamping the hand tool exists, so that the pedal structure 1 on the bicycle has an anti-theft function.

In summary, in the pedal structure 1 of the present invention, the pedal body 10 can be directly and quickly mounted on the shaft sleeve 20 and firmly combined with each other through the first fastening portions 12 of the pedal body 10 and the second fastening portions 21 of the shaft sleeve 20; in addition, the sleeve 20 and the non-circular segment 33 overlap each other in a radial direction, so that an anti-theft effect can be achieved.

The above-described preferred embodiments according to the present invention are intended to suggest that, from the above description, various changes and modifications can be made by the person skilled in the art without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.

Claims

1. A pedal structure, characterized in that: the pedal comprises a pedal main body, a pedal seat and a pedal seat, wherein a first shaft hole is formed in the pedal main body, and at least one first buckling part is arranged on the hole wall of the first shaft hole; the shaft sleeve is penetrated through the first shaft hole and can be rotatably sleeved on the mandrel, the shaft sleeve is provided with at least one second buckling part capable of radially moving, the first buckling part is provided with a slot hole extending towards the radial direction, and the second buckling part is provided with a lug capable of buckling into the slot hole;

the outer diameter of each second buckling part of the shaft sleeve is slightly larger than the aperture of the first shaft hole;

the shaft sleeve is provided with a head and a body, the second clamping part is arranged on the head, and one end of the protruding block, which faces the body, is provided with a guiding angle.

2. The pedal structure according to claim 1, characterized in that: the first shaft hole is provided with at least one guide groove extending towards the axial direction and penetrating through one end of the first shaft hole, the at least one first buckling part is arranged at a position corresponding to the guide groove, and the at least one second buckling part is slidably arranged in the at least one guide groove.

3. The pedal structure according to claim 2, characterized in that: the number of the at least one guide groove is plural, the outer wall of the shaft sleeve is provided with at least one axially extending convex strip, and each convex strip can be slidably arranged in one guide groove.

4. The pedal structure according to claim 1, characterized in that: the novel crank comprises a crank body, a crank shaft, a shaft sleeve and a shaft sleeve, wherein the crank shaft is provided with a head section and a body section which can be locked and fixed on the crank, the body section comprises a non-round rod section connected with the head section, the shaft sleeve is rotatably sleeved on the body section of the crank shaft, and the shaft sleeve and the non-round rod section are mutually overlapped in the radial direction.

5. The pedal structure according to claim 4 wherein: the shaft sleeve is provided with a second shaft hole, the second shaft hole comprises a large-diameter hole sleeved with the large-diameter section and a small-diameter hole sleeved with the small-diameter section, and when the shaft sleeve is sleeved with the second shaft hole, the small-diameter section can radially press against the wall of the small-diameter hole.

6. The pedal structure according to claim 5, characterized in that: the second shaft hole is provided with a guide inclined section between the large-diameter section and the small-diameter section and at least one of the end sections of the body section of the mandrel.

7. The pedal structure according to claim 4 wherein: the shaft sleeve is sleeved with the shaft sleeve, and the shaft sleeve is sleeved with the shaft sleeve.

8. The pedal structure according to claim 6 wherein: the sleeve is completely overlapped with the non-round rod section in the radial direction; the slot hole is arranged on at least one first buckling part, and the protruding block is arranged on at least one second buckling part; the outer diameter of each second buckling part is slightly larger than the aperture of the first shaft hole; the shaft sleeve is provided with a head part and a body part, the second clamping part is arranged on the head part, and one end of the protruding block, which faces the body part, is provided with a guide bevel; the pedal structure further comprises a limiting ring piece, wherein the limiting ring piece is sleeved on the mandrel, is positioned outside the shaft sleeve and is abutted to the shaft sleeve in an axial direction; the first shaft hole is provided with at least one guide groove extending towards the axial direction and penetrating through one end of the first shaft hole, the at least one first buckling part is arranged at a position corresponding to the guide groove, and the at least one second buckling part is slidably arranged in the at least one guide groove; the number of the at least one guide groove is plural, the outer wall of the shaft sleeve is provided with at least one axially extending raised line, and each raised line can be slidably arranged in one guide groove; the number of the at least one second buckling part is plural; the number of the at least one raised strip is plural, and the plural raised strips and the plural second fastening parts are arranged in a circumferential dislocation manner; the outer diameter size of the small-diameter section is slightly larger than the diameter hole of the small-diameter hole.