CN105987079A

CN105987079A - One-way driving structure

Info

Publication number: CN105987079A
Application number: CN201510068133.7A
Authority: CN
Inventors: 陈念琦
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-02-07
Filing date: 2015-02-07
Publication date: 2016-10-05

Abstract

The invention discloses a one-way driving structure. The one-way driving structure comprises an outer annular piece, an inner annular wheel, a plurality of driving assemblies and two cover sealing pieces, wherein the outer annular piece is provided with a group hole which penetrates through the outer annular piece; the inner annular wheel is installed and arranged in the group hole, an inserting hole is formed in the center of the inner annular wheel in a penetrating mode, a plurality of blocking parts are further arranged on the outer annular side of the inner annular wheel in a convex mode at intervals, and containing spaces are formed among any blocking part, the adjacent blocking parts which are located on the two sides of the blocking part and the wall of the group hole correspondingly; the multiple driving assemblies are installed and arranged in the containing spaces and provided with a plurality of Z-shaped springs and a plurality of pin rollers, one end of each Z-shaped spring elastically abuts against the corresponding blocking part, and the other end of each Z-shaped spring elastically abuts against the corresponding pin roller; and the two cover sealing pieces cover the containing spaces and the multiple driving assemblies between the outer annular piece and the inner annular wheel in a sealing mode, and a through hole is formed in the position, corresponding to the inserting hole, of each cover sealing piece.

Description

Unidirectional drive structure

Technical field

The present invention is a kind of unidirectional drive structure, is espespecially applied to have mechanically operated related industry neck Territory, it is smooth and easy that it mainly improves braking, it is to avoid stuck situation occurs, and is a kind of practicality pole Good invention.

Background technology

Along with developing rapidly of industrial technology, the demand of manpower is gradually substituted by machinery, even gets over Carrying out the utensil that the most people are used also is based on machinery drive, and between each part in machinery that This interacts, drives, and action between each part is smooth and easy is a most important ring in mechanical action, The most how to allow between each part certain and stable gearing to be the ground that related industry is paid attention to most Side, except through lubricating oil add that note increases in action smooth and easy in addition to, common is then provided with Bearing provides each part smoothness in action, and Bearing is also called bearing.

In the use of Bearing, most is to apply on bicycle, body-building apparatus, the merit of Bearing With mainly improving the stationarity etc. that the bicycle smooth and easy, body-building apparatus on riding operates, because of This Bearing occupies a tiny space, and is flooded with the Bearing of many patterns the most on the market, every kind of Bearing Function mode also differs, seem ball bearing, linear bearing, ceramic bearing, camshaft bearing, Unilateral bearing, universal bearing etc., its internal structure of different bearings composition is also not quite similar, but returns Return original for be mainly also to provide smooth and easy on rotating of part, refer to TaiWan, China special Profit notification number M486705 " Bearing structure ", comprising: housing ring and stopper ring, stopper ring is installed In housing ring, and it is provided with a joint hole in center, again this further projection in stopper ring periphery Several oblique spine block, each oblique spine block and stopper ring outer peripheral face is had to be formed with several recess, be additionally provided with several Wheel rod member corresponding each recess respectively, and clipped fixing when housing ring forward rotates by stopper ring； Two hush panel, each hush panel is covered in the both sides of trepanning respectively, and covers stopper ring and several oblique spine Block, the both sides of the most each hush panel corresponding each wheel rod member respectively are arranged with the rail groove of equal number further, And it is embedded with an elastic component in each rail groove, and the butted rod member of taking turns in one end of each elastic component, the other end then bullet To one end wall of rail groove, and respectively take turns the two ends displacement action by the butted of elastic component respectively of rod member.

Above-mentioned " Bearing structure " is one of the most common Bearing, although spring can be allowed to be maintained at The normal elasticity of compression, and effectively extend its service life, but but can consume during assembling Taking the too much time, it is the firmest because of the elastic compression being general spring, therefore when assembling During be difficult to certain compression spring and then assemble ball, cause expending when more assembling Between just can complete, additionally assemble during also direction can not allowed because of the force of compression spring Spring departs from bearing, and the spring volume being arranged in bearing is the most tiny, and causes loss Problem produces.Therefore, relevant dealer must research again this how to improve just can meet the biggest Crowd is suitable for.

Because said circumstances, the present inventor puts into many time study relevant knowledges, and is compared More every quality, carries out research and the exploitation of Related product, and the many experiments gone through and test, And finally release one " unidirectional drive structure " and improve above-mentioned disappearance, use needed for meeting masses.

Summary of the invention

Technical problem underlying to be solved by this invention is, overcome that prior art exists above-mentioned lacks Fall into, and a kind of unidirectional drive structure is provided, for Bearing in manufacturing process is installed, it is possible to the fastest Fast, easy mode is carried out, and the bullet not resulting in spring takes off and loses；Overall Bearing is maintained to exist During running, do not result in killing and affecting operation between spring and ball.

The technical solution adopted for the present invention to solve the technical problems is:

A kind of unidirectional drive structure, comprising: an outer ring, it is provided with one group of hole and runs through outer ring； One internal ring wheel, it is installed in organizes in hole, and this internal ring wheel center has provided a jack, and at this The outer rim side of internal ring wheel is convexly equipped with several stopper further, and each stopper is that spacing is arranged, arbitrary gear An accommodation space is formed with group hole hole wall respectively between portion with the stopper of adjacent both sides；Several it is installed in appearance Driving assembly in being empty, it has several Z-shaped spring and several roller, the one of each Z-shaped spring Hold butted in stopper, the most butted roller of the other end of each Z-shaped spring；Two cover closing member, it is covered in Accommodation space between this outer ring and internal ring wheel and several driving assembly, each cover closing member correspondence jack It is respectively provided with an open-work.

Each stopper has farther included an arc end face, one has tiltedly stung face and a stopping surface, this arc end face pair Should the group hole hole wall of outer ring, and along group hole hole wall sliding, and this tiltedly sting face correspondence roller and in Internal ring was taken turns when outer ring clockwise rotates, organizes hole hole wall and tiltedly stings the clamping roller in face, the most each Z One end of word spring is butted in stopping surface, the outer circumferential side of the most butted roller of the other end.

The setting direction of each Z-shaped spring is sticked to stopping surface by one end, the other end then setting according to two cover closing member Seated position staggered extension also sticks to the outer circumferential side in roller.

A wherein cover closing member in this two cover closing member is formed in one with internal ring wheel.

This two cover closing member is arranged for assembled with internal ring wheel.

It is convex that each stopper of this internal ring wheel has each extended over one on the top, side of corresponding ball further Block, each projection separates accommodation space and is formed with a great Rong portion and a little Rong portion, the one of the most each Z-shaped spring End is installed in little Rong portion, the most butted roller of the other end.

The lateral surface of the cover closing member being formed in one with internal ring wheel in this two cover closing member is further along thoroughly Orifice ring is around being arranged with several groove arranged in spacing.

The side of the outer ring of this two cover closing member correspondence is respectively equipped with an arc groove, and this outer ring The setting of corresponding arc groove is then equipped with a corresponding arc caulking groove, is additionally provided with several ball and is installed in arc In groove and arc caulking groove.

The invention has the beneficial effects as follows, installing in manufacturing process for Bearing, it is possible to the most quickly, Easy mode is carried out, and the bullet not resulting in spring takes off and loses；Maintain overall Bearing in running During, do not result in killing and affecting operation between spring and ball.

Accompanying drawing explanation

The present invention is further described with embodiment below in conjunction with the accompanying drawings.

Fig. 1 is first embodiment of the invention schematic perspective view.

Fig. 2 is the exploded perspective schematic diagram of first embodiment of the invention.

Fig. 3 is that the thin part of first embodiment of the invention solves schematic perspective view.

Fig. 4 be first embodiment of the invention internal ring wheel be that the action that rotates of inverse clock is shown relative to outer ring It is intended to.

Fig. 5 is the AA line segment generalized section of Fig. 4.

Fig. 6 be first embodiment of the invention internal ring wheel be that the action that rotates of clockwise is shown relative to outer ring It is intended to.

Fig. 7 is the schematic perspective view of second embodiment of the invention.

Fig. 8 is another view stereo schematic diagram of this bright second embodiment.

Fig. 9 is the exploded perspective schematic diagram of second embodiment of the invention.

Figure 10 be second embodiment of the invention internal ring wheel relative to outer ring be the action that clockwise rotates Schematic diagram.

Figure 11 is the BB line segment generalized section of Figure 10.

Figure 12 be second embodiment of the invention internal ring wheel be that the action that rotates of inverse clock is shown relative to outer ring It is intended to.

Label declaration in figure:

1 11 groups of holes of outer ring

2 internal ring take turns 21 jacks

22 stopper 221 arc end faces

222 tiltedly sting face 223 stopping surface

23 accommodation space 231 great Rong portions

232 little Rong portion 24 projections

3 drive assembly 31Z word spring

32 roller 4 cover closing member

41 open-work 42 grooves

43 arc groove 5 arc caulking grooves

6 balls

Detailed description of the invention

Referring to shown in Fig. 1 to Fig. 6, one unidirectional drive structure of the present invention, comprising: one in circle Ring-type outer ring 1, it is provided with one group of hole 11 and runs through the both sides of outer ring 1；One internal ring wheel 2, its dress Being located in group hole 11, this internal ring is taken turns 2 centers and has been provided one in this jack 21 of hexagonal jack 21 Shape arrange can set according to the shape of part to be driven, and this internal ring wheel 2 outer rim side Being convexly equipped with several stopper 22 further, each stopper 22 is arranged in spacing, and arbitrary stopper 22 is with adjacent An accommodation space 23, and each accommodation space 23 is formed with group hole 11 hole wall respectively between the stopper 22 of both sides For being tapered setting by one end to the other end；Several driving assemblies 3 being installed in accommodation space 23, It has several Z-shaped spring 31 and several roller 32 in oval column, one end of each Z-shaped spring 31 Butted in stopper 22, the most butted roller of the other end 32 of each Z-shaped spring 31；Two in circular envelope Cover piece 4, it is covered in the accommodation space 23 between this outer ring 1 and internal ring wheel 2 and several driving assembly 3, the corresponding jack 21 of each cover closing member 4 is respectively provided with an open-work 41；Wherein, through Z-shaped spring 31 and roller 32 settings in accommodation space 23, enable internal ring wheel 2 when outer ring 1 rotates for inverse clock Smooth and easy, and internal ring wheel 2 is when outer ring 1 rotates for clockwise, ring 1 outside drive that can be certain Together clockwise rotates without and causes killing and affecting the action of outer ring 1 of Z-shaped spring 31.

The aforementioned technical characteristics for the main embodiment of the present invention.

When internal ring wheel 2 rotates in inverse clock relative to outer ring 1, it pushes away through arranging of stopper 22 To Z-shaped spring 31, and interlock the roll displacement of roller 32 through Z-shaped spring 31, the meeting of each roller 32 Because of the setting of cylindrical shape along group hole 11 hole wall and turn, the sky being namely commonly called as under this state Turn state, refer to shown in Fig. 4, and with Fig. 3 for auxiliary；Otherwise, when internal ring takes turns 2 outer rings 1 when rotating in clockwise, can because the size of each accommodation space 23 sets gradually with internal ring wheel 2 with outer The clamping roller of ring 1 32 so that roller 32 will not be rotated by the drive of internal ring wheel 2 again, as This clockwise carrying out internal ring wheel 2 rotates and then outer ring 1 can be made to interlock through roller 32, and in suitable Clock spinning movement, refers to shown in Fig. 6, and with Fig. 3 for auxiliary.

Under explanation according to above-mentioned action, the present invention includes in the design of each stopper 22 further One arc end face 221, tiltedly stings face 222 and a stopping surface 223, and the arc end face 221 of each stopper 22 is corresponding The hole wall in outer 1 group of hole 11 of ring, and each arc end face 221 fits, thus with group hole 11 hole wall Internal ring wheel 2 i.e. can each arc end face 221 design form and in group hole 11 in smooth and easy rotation, respectively Stopper 22 is most important, is tiltedly to sting face 222 and stopping surface 223, and the most each face 222 of tiltedly stinging is for each stopper The side of 22 corresponding rollers 32, and each face 222 of tiltedly stinging is by coupling one end of arc end face 221 towards jack 21 Direction tilts and lower reconnects in the stopping surface 223 of adjacent stopper 22, the most i.e. allows accommodation space 23 Form the kenel that width one end, one end is narrow, and this roller 32 be installed in one end narrower in accommodation space 23, One end of this Z-shaped spring 31 is then butted at stopping surface 223, and the other end is the most butted in roller 32, Therefore when internal ring wheel 2 rotates in clockwise relative to outer ring 1, through the elastic propelling movement of Z-shaped spring 31 Roller so that roller 32 by tiltedly stinging face 222 and can organize the clamping of hole 11 hole wall, and coordinates appearance The setting of 23 narrow ends between being empty, allows the clockwise of internal ring wheel 2 rotate and can really drive outer ring 1 Together rotating Vortex action, refers to shown in Fig. 3, and with Fig. 4, Fig. 6 for reference to auxiliary.

Continuing, arranging of each Z-shaped spring 31, the present invention is that the one end with Z-shaped spring 31 is butted The stopping surface 223 of stopper 22, the other end then with this two cover closing member 4 arrange position be staggered extension and Towards roller 32 so that the other end of Z-shaped spring 31 sticks to the outer circumferential side at roller 32, say, that The ornaments direction of Z-shaped spring 31 be by the laterally staggered roller 32 that extends to of stopping surface 223 (shown in Fig. 3 Ornaments direction be explanation), not only provide bigger elastic pressure through the set-up mode of Z-shaped spring 31 Contracting power, and more can be certain drive roller 32 displacement action, additionally compressed when Z-shaped spring 31 Time also will not be killed by the setting of roller 32 card with, refer to shown in Fig. 4.

The present invention is arranged in this two cover closing member 4 has two kinds of embodiments, one of which i.e. this two capping Part 4 is arranged for assembled with internal ring wheel 2, and the mode such as rivet, welding of can pass through is combined, and please join Read shown in Fig. 1；Another kind embodiment is then that wherein a cover closing member 4 and internal ring wheel 2 are formed in one and set Put, and in the embodiment that a cover closing member 4 and internal ring wheel 2 are formed in one wherein, this internal ring wheel 2 Stopping surface 223 top of each stopper 22 is extended with a projection 24 further, and each projection 24 is by accommodation space 23 are distinguished into great Rong portion 231 and a little Rong portion 232, this great Rong portion 231 with little Rong portion 232 for being connected Logical setting, one end of the most each Z-shaped spring 31 is installed in little Rong portion 232, the most butted position of the other end In the roller 32 in great Rong portion 231, its primary efficacy of the set-up mode of this embodiment is to provide Z-shaped bullet The firm erection of spring 31, refers to shown in Fig. 9 to Figure 12.

A cover closing member 4 is formed in one under the form designed with internal ring wheel 2 the most wherein, enters one Walk 41 weeks side rings of the open-work of cover closing member 4 being formed in one with internal ring wheel 2 around be arranged with several in The groove 42 that spacing is arranged, it is arranged, the pivot of such as bicycle according to the part of different pivot joints； Again under integrated embodiment, the side of the corresponding outer ring 1 of this two cover closing member 4 is the most each Being equipped with an arc groove 43, the setting of the corresponding arc groove 43 of this outer ring 1 is then equipped with an arc caulking groove 5, It is additionally provided with several ball 6 in spherical shape to be installed in the region that arc groove 43 and arc caulking groove 5 are formed, Each ball 6 arrange its provide internal ring wheel 2 when rotating relative to outer ring 1 can more smoothly, Refer to shown in Fig. 7, Fig. 8.

The above, be only presently preferred embodiments of the present invention, and the present invention not makees any shape Restriction in formula, every technical spirit according to the present invention above example is made any simply Amendment, equivalent variations and modification, all still fall within the range of technical solution of the present invention.

Claims

1. a unidirectional drive structure, it is characterised in that including:

One outer ring, it is provided with one group of hole and runs through outer ring；

One internal ring wheel, it is installed in organizes in hole, and this internal ring wheel center has provided a jack, and The outer rim side taken turns at this internal ring is convexly equipped with several stopper further, and each stopper is that spacing is arranged, and appoints again An accommodation space is formed with group hole hole wall respectively between one stopper with the stopper of adjacent both sides；

Several driving assemblies being installed in accommodation space, it has several Z-shaped spring and several rolling Post, one end of each Z-shaped spring is butted in stopper, the most butted roller of the other end of each Z-shaped spring；

Two cover closing member, it is covered in the accommodation space between this outer ring and internal ring wheel and several driving Assembly, each cover closing member correspondence jack is respectively provided with an open-work.

Unidirectional drive structure the most according to claim 1, it is characterised in that described each stopper Farther include an arc end face, one tiltedly sting face and a stopping surface, the outer ring of this arc end face correspondence Group hole hole wall, and along group hole hole wall sliding, and this is tiltedly stung face correspondence roller and takes turns relatively in internal ring When outer ring clockwise rotates, organize hole hole wall and tiltedly sting the clamping roller in face, the one of the most each Z-shaped spring Hold butted in stopping surface, the outer circumferential side of the most butted roller of the other end.

Unidirectional drive structure the most according to claim 2, it is characterised in that described each Z-shaped The setting direction of spring is sticked to stopping surface by one end, and the other end is then handed over according to the position that arranges of two cover closing member Wrong extension also sticks to the outer circumferential side in roller.

Unidirectional drive structure the most according to any one of claim 1 to 3, its feature exists In, the wherein cover closing member in described two cover closing member is formed in one with internal ring wheel.

Unidirectional drive structure the most according to any one of claim 1 to 3, its feature exists In, described two cover closing member are arranged for assembled with internal ring wheel.

Unidirectional drive structure the most according to claim 4, it is characterised in that described internal ring is taken turns Each stopper each extended over a projection on the top, side of corresponding ball further, each projection separates Accommodation space is formed with a great Rong portion and a little Rong portion, and one end of the most each Z-shaped spring is installed in little Rong portion In, the most butted roller of the other end.

Unidirectional drive structure the most according to claim 4, it is characterised in that described two cappings The lateral surface of the cover closing member being formed in one with internal ring wheel in part is arranged with further along open-work cincture Several grooves arranged in spacing.

Unidirectional drive structure the most according to claim 4, it is characterised in that described two cappings The side of the outer ring of part correspondence is respectively equipped with an arc groove, and the setting of this outer ring correspondence arc groove Put, be equipped with a corresponding arc caulking groove, be additionally provided with several ball and be installed in arc groove and arc caulking groove.