CN203497116U

CN203497116U - Bearing pedal structure

Info

Publication number: CN203497116U
Application number: CN201320625953.8U
Authority: CN
Inventors: 陈忠义
Original assignee: Ludwig Vehicle Material (kunshan) Co Ltd
Current assignee: Ludwig Vehicle Material (kunshan) Co Ltd
Priority date: 2013-10-11
Filing date: 2013-10-11
Publication date: 2014-03-26
Anticipated expiration: 2023-10-11

Abstract

The utility model discloses a bearing pedal structure which is characterized in that a body and a mandrel are included, the body is provided with a shaft hole which penetrates through the body, the two ends of the shaft hole are a first hole end and a second hole end respectively, the mandrel penetrates through the shaft hole in a pivoting mode, the mandrel comprises a thread section and a body section which forms a limiting cone in a surrounding mode, the limiting cone is gradually expanded from the second hole end to the first hole end, the body section of the mandrel penetrates through and is placed in the shaft hole, the thread section of the mandrel and the limiting cone are exposed out of the outer sides of the first hole end and the second hole end, and the limiting cone limits the fact that the body moves to the limiting bone along the mandrel. The bearing pedal structure has the advantages of being easy to assemble, low in manufacturing cost and the like.

Description

Bearing pedal structure

Technical field

The utility model relates to a kind of bicycle part, relates in particular to the bearing pedal structure of bicycle pedal part.

Background technology

The power resources that bicycle is advanced rely on rider's both feet to trample firmly completely, and advance by the driving system band motor car wheel of crossing on bicycle, do not need extra power device that the short range purposes of riding instead of walk can be provided, drive that bicycle is quite subject to student family and short distance working clan favors.

Because need to bearing rider, constantly firmly tramples on the pedal of bicycle, so exploitation relevant to pedal, also constantly design in the industry multiple pattern pedal, such as increase, bear and trample intensity, structure lightweight or assemble the feature such as easy to meet the product of multi-form demand on market.As the structure-improved of Taiwan patent M436634 mandrel of bicycle treadle, this pedal is provided with the axle that can rotate relative to pedal, axle one end is coupling end, and be provided with in all side surfaces of coupling end the crank that outside thread is screwed together in bicycle, the axle other end is end and is provided with internal thread hole, separately with screw threaded in internal thread hole, so pedal is subject to the restriction of bolt head, prevents that pedal from deviating from towards outside towards axle end.

The mode that above-mentioned common pedal employing limits location pedal by axle is quite general, in actual use, this axle end needs additional processing to go out internal thread hole, need to be by two techniques such as perforate and screw thread processing, and hold-down bolt restriction location pedal is in the first-class operation of axle, on a large amount of manufacture, have the too much course of processing and assembling operation, this all increases productive costs, wastes the too much defects such as built-up time.In addition, axle need be born stressed that rider constantly tramples, so dealer also can heat-treat by center roller, with activation, promotes axle intensity.In addition, also have a kind of pedal that is generally applied in to be positioned the occupation mode in axle, it is mainly that the end that wears pedal in axle imposes external force, and make its head end produce the destruction of expanded outer diameter state, owing to adopting this kind of mode only can be applicable to the not axle of heat treatment process, so this kind of pedal spindle is quite limited in durability.

In view of this, the inventor has studied exploitation and the design that above defect pedal is relevant, designed a kind of heat treated axle that adopts, not in the mode of screw lock associated component, still can allow pedal strong fix in axle, do not need too much processing technology can complete pedal and axle assembling operation, thereby possess the features such as assembling is simple, cost of manufacture is cheap, become a kind of bearing pedal that has practical value and newly design.

Summary of the invention

In order to overcome the problems referred to above, the utility model provides a kind of bearing pedal structure simple, cost of manufacture is cheap of assembling.

In order to reach above-mentioned purpose and effect, the pedal bearing structure that the utility model provides includes: a body, and it is provided with an axis hole that runs through body, and the two ends of axis hole are respectively the first nose end and the second nose end; An and axle of wearing this axis hole of pivot, this axle includes a thread segment and a figure, and figure is around forming a spacing cone, this spacing cone is expanded towards the first nose end direction gradually by this second nose end, the figure of this axle passes and is arranged in this axis hole, and the thread segment of axle and spacing cone expose to respectively the first nose end and the second nose end outside, and the movement along axle towards spacing cone direction by spacing cone restriction body.

Above-mentioned pedal bearing structure further includes first collar and second collar that is connected to respectively axis hole two ends, and this first collar and second collar are provided with a convex extension part, the convex extension part of this first collar and second collar is respectively against the first nose end and the second nose end outer rim, and the figure of this axle is through first collar and second collar.Between this axle and body, seeing through first and second collar can provide the smooth and easy phase center roller of body to rotate, so as to promoting the smooth degree of user's pushes pedals running.

Above-mentioned pedal bearing structure further includes one and is sheathed on the spacer ring of axle figure and is limited to this spacing cone and is butted on the convex extension part of this second collar.Further include assembly in the second nose end and cover spacing cone and the cover closing member of second collar.This spacer ring is between spacing cone and body the second nose end, and so spacer ring is avoided spacing cone directly and body surface frictional loss, and this spacer ring can be the material that the hardness such as rubber or plastics are less than axle hardness.And cover closing member is protected spacing cone, spacer ring, can directly do not contacted with external environment with second collar, avoid foreign matter, moisture content invasion to affect the work of pedal.

Above-mentioned pedal bearing structure further includes the face of trampling that body two is relative that is arranged at, and in this, tramples face group and be provided with a plurality of limited slip pieces of stretching by trampling facing epitaxy.This limited slip piece is arranged at trampling on face of body, and limited slip piece is higher than trampling face, and making becomes and have a plurality of high low heads between limited slip piece and body, is so provided the sole of trampling to be firmly snapped on body.

Accompanying drawing explanation

Fig. 1 is stereo decomposing structural representation of the present utility model.

Fig. 2 is axle of the present utility model and body mounting structure schematic diagram.

Fig. 3 is the spacing cone schematic perspective view of axle of the present utility model.

Fig. 4 is the local enlarged diagram of Fig. 3.

Fig. 5 is combination schematic perspective view of the present utility model.

Fig. 6 is that the AA of Fig. 5 is to cutaway view.

In figure: 1 body, 11 trample face, 12 limited slip pieces, 13 axis holes, 131 first nose ends, 132 second nose ends, 2 axles, 21 figures, 22 thread segments, 23 spacing cones, 31 first collars, 311 convex extension parts, 32 second collars, 321 convex extension parts, 4 spacer rings, 5 cover closing member.

The specific embodiment

Below the specific embodiment of the present utility model is described in further detail.

As shown in Figures 1 to 5, pedal bearing structure of the present utility model, comprises body 1 and the axle 2 of passing body 1.The body 1 upper and lower both sides of larger area are for trampling face 11, and trample and on face 11, be arranged at intervals with a plurality of limited slip pieces 12, and limited slip piece 12 one end are connected to the face of trampling 11, and limited slip piece 12 other ends extend away from trampling face 11.Another in 1 week side of body wherein two opposite sides be provided with an axis hole 13 that runs through body 1, and in the two ends of axis hole 13, be defined as the first nose end 131 and the second nose end 132, another in two nose end assembly first collar 31 and second collars 32 of axis hole 13, first collar 31 and second collar 32 are provided with

convex extension part

311, 321, the convex extension part 311 of first collar 31 and

second collar

32, 321 are resisted against respectively the first nose end 131 and the second nose end 132 outer ledges, and the present embodiment the first nose end 131 is crank that corresponding pedal is assembled (not shown) directions, and body 1 is the cross-country form of BMX.And axle 2 includes the figure 21 through the axis hole 13 of body 1, and the thread segment 22 that exposes to axis hole 13 first nose ends 131, and this axle 2 is threadedly connected to the crank of bicycle with thread segment 22, when the figure 21 of this axle 2 passes axis hole 13, figure 21 passes first collar 31 in the first nose end 131, and figure 21 is worn the rear sheathed spacer ring 4 of pivot second collar 32 in the second nose end 132 and with mechanical implement extrusion molding, is gone out the spacing cone 23 around shape along axle 2 again, spacing cone 23 is to be expanded gradually towards the first nose end 131 directions by the second nose end 132, and spacer ring 4 is between spacing cone 23 and body 1 second nose end 132, finally in the second nose end 132 assembly, there is the cover closing member 5 that can cover spacing cone 23 and second collar 32, cover closing member 5 also can be covered spacer ring 4 simultaneously.

Via above-described embodiment, each structure group mode is described, known the utility model utilization imposes external force at all side surfaces of axle 2 figures, force the surperficial extrusion molding of axle 2 figure 21 to go out the spacing cone 23 around shape along axle 2 figure 21 radial positions, and spacing cone 23 expands setting by the second nose end 132 gradually towards the first nose end 131 directions, and collocation spacer ring 4 and second collar 32 times, completing body 1 is positioned axle 2 and limits body phase center roller 2 to move axially, and can provide body 1 phase center roller 2 radial rotatings, accordingly, reach the utility model and can provide easily assembled, the features such as cost of manufacture is cheap and object, become the splendid pedal bearing structure of a kind of practicality.

Above embodiment is only the utility model a kind of embodiment wherein, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.

Claims

1. a bearing pedal structure, is characterized in that: it comprises:

One body, it is provided with an axis hole that runs through body, and the two ends of axis hole are respectively the first nose end and the second nose end;

An and axle of wearing this axis hole of pivot, this axle includes a thread segment and a figure, and figure is around forming a spacing cone, this spacing cone is expanded towards the first nose end direction gradually by this second nose end, the figure of this axle passes and is arranged in this axis hole, and the thread segment of axle and spacing cone expose to respectively the first nose end and the second nose end outside, and the movement along axle towards spacing cone direction by spacing cone restriction body.

2. bearing pedal structure according to claim 1, it is characterized in that: also include first collar and second collar that are connected to respectively axis hole two ends, and this first collar and second collar are provided with a convex extension part, the convex extension part of this first collar and second collar is resisted against respectively the outside of the first nose end and the second nose end, and first collar and second collar are all socketed on the figure of this axle.

3. bearing pedal structure according to claim 2, is characterized in that: also include a spacer ring that is sheathed on axle figure, this spacer ring is limited to this spacing cone and is resisted against on the convex extension part of this second collar.

4. the bearing pedal structure described in one of them according to claim 2 or 3, is characterized in that: also include and be assemblied in the second nose end and hide spacing cone and the cover closing member of second collar.

5. bearing pedal structure according to claim 1, is characterized in that: also include the face of trampling that body two is relative that is arranged at, and trample and on face, be provided with a plurality of limited slip pieces by trampling facing epitaxy and stretching in this.