CN206552195U

CN206552195U - Angle adjustable shock-proof device for bicycle

Info

Publication number: CN206552195U
Application number: CN201720111255.4U
Authority: CN
Inventors: 林鸣皋; 邱益顺; 赖嵘榤; 施永宽
Original assignee: PACIFIC CYCLES Inc
Current assignee: PACIFIC CYCLES Inc
Priority date: 2016-12-06
Filing date: 2017-02-06
Publication date: 2017-10-13
Anticipated expiration: 2027-02-06
Also published as: TW201821323A; TWI605974B; CN108146570A

Abstract

The utility model provides a bicycle shock absorber of adjustable angle, contain a buffer unit and a pivot joint, this buffer unit has a first end and a second end, this second end has an terminal surface, one by this terminal surface towards the depressed part that this first end concave was established, one set up in this depressed part and along the pivot joint portion of a central line extension and one around this central line and set up in the indent cambered surface of this depressed part inner end, this pivot joint has one and is the circular-arc pivot face of evagination, this pivot face can rotate and laminate in this indent cambered surface. When one connecting rod piece generates pivoting relative to one lower fork piece, the pivoting surface can rotate and is attached to the concave cambered surface, so that the vibration force can extend along the extension direction corresponding to one axis of the buffer unit, and a better buffer effect can be generated.

Description

The automatic shock-proof device of angle adjustable

Technical field

The utility model is related to a kind of accessory of bicycle, the automatic shock-proof dress of more particularly to a kind of angle adjustable Put.

Background technology

The general bicycle with front shock-proof device function, is that at least one front shock-proof device device is installed on into one in Y-shaped Front fork on so that front-wheel is because when road surface mountain peak is winnowed with a dustpan and produces vibrations, front-wheel shock-absorbing can be reached by the front shock-proof device device And the purpose (Patent Case such as TaiWan, China certificate number M526977,525317, No. 522173) of buffering.

In addition, as shown in figure 1, a kind of existing bicycle with front shock-proof device function, the bicycle includes a main car frame 1st, one be articulated in main car frame 1 front fork unit 2 and a front shock-proof device device 3 for being installed on the front fork unit 2, the main car frame 1 Including a vehicle head tube 101, the front fork unit 2 including one be located in the upper pipe 201 of the vehicle head tube 101, one be connected to this The lower fork 202 of the upper bottom of pipe 201 and a link member 203 for being articulated in front of the lower fork 202 and be in inverted L shape, the connecting rod Part 203 is provided with a front-wheel 4.It is main and the front shock-proof device device 3 is connected between the lower fork 202 and the top of link member 203 If producing cushioning effect using a spring 301.

When the front-wheel 4 because road surface mountain peak is winnowed with a dustpan and when producing vibrations, can interlock the link member 203 relative to the lower fork 202 Pivot is produced, and causes the top of the link member 203 to produce convergence relative to the top of the lower fork 202, now, the bullet is utilized The elastic force of spring 301 is with regard to that can reach cushioning effect.

When shaking force is eliminated, and make the link member 203 relative to the lower fork using the elastic force of the spring 301 202 produce reversely pivot.

It it is due to the moment in vibrations, the link member although this front shock-proof device device 3 can produce the function of buffering and shock preventing 203 top is the swing that an arc track is produced relative to the lower fork 202, then cause the spring 301 can be driven and In the shape that arches upward upwards, therefore, shaking force can not be passed on and corresponding to the axial direction of the spring 301 exactly, and produced shock-absorbing is delayed Rushing effect can be affected.

The content of the invention

The purpose of this utility model is to provide a kind of bicycle for the angle adjustable that can produce preferable shockproof buffer effect Shock absorbing apparatus.

The automatic shock-proof device of the utility model angle adjustable, is adapted for mount on a bicycle, and the bicycle is also wrapped The front fork unit of main car frame is articulated in containing a main car frame and one, the main car frame includes a vehicle head tube, the front fork unit bag Include one be located in the upper pipe of the vehicle head tube, one be connected to the lower fork of pipe and a connecting rod for being articulated in the lower fork on this Part, the link member is located at the lower fork side along front direction, the shock absorbing apparatus be installed on the lower fork and the link member it Between, the shock absorbing apparatus includes a buffer cell and a pivot fitting, and the buffer cell extends along an axis, and with one Individual first end and one are along second end of the axis in contrast to the first end, and the first end is connected to pipe on this and held in the mouth with the lower fork Place is met, second end is arranged at the depression by the end face with an end face, one towards the recessed depressed part of the first end, one Perpendicular to the articulated section of the center line extension of the axis and one are around the center line and are arranged at this in portion and along one The inner concave arc surface of depressed part inner end, the pivot fitting is connected at the top of the link member, and set along the center line with one and The pivot part that can be rotated and be pivoted for the articulated section and a pivot face around the center line and in evagination arc-shaped, the pivot Face can rotate and fit in the inner concave arc surface, and the link member drives the pivot fitting relative to the buffer cell pivoting direction, It is restrained from a rear in contrast to the front direction and produces pivot to or towards the front direction, the link member drives the pivot fitting phase For the buffer cell towards the rear to when producing pivot, the distance between the lower fork and the link member top diminish, the company When rod member drives the pivot fitting to produce pivot forward relative to the buffer cell, between the lower fork and the link member top Distance become big.

The automatic shock-proof device of the utility model angle adjustable, the buffer cell also have first external member, one Along the axis be arranged in the first external member side the second external member and one along the axis set and be installed on first external member with Elastic component between second external member, first external member and second external member can be slided along the axis and be arranged in inside and outside, and this One end is arranged at first external member, and second end is arranged at second external member.

The beneficial effects of the utility model are：It can be rotated using the pivot face of the pivot fitting and fit in the buffering list The inner concave arc surface of member, when shaking generation, the pivot fitting can produce pivot relative to the buffer cell, and can make to be transferred to this The shaking force of pivot fitting corresponds to the axis bearing of trend of the buffer cell, and can reach preferably shock-proof effect, utilizes again The pivot face of the pivot fitting is located at the effect on the inside of the end face at second end with the inner concave arc surface, can cause the buffer cell Route-variable is larger, and produced shockproof buffer effect is preferable.

Brief description of the drawings

Fig. 1 is a kind of existing one flat assembly drawing of bicycle with front shock-proof device function；

Fig. 2 is that three-dimensional installs of automatic shock-proof device one embodiment of the utility model angle adjustable is illustrated Figure；

Fig. 3 is a sectional perspective enlarged diagram of the embodiment；

Fig. 4 is a perspective exploded view of the embodiment；

Fig. 5 is a part section schematic side view of the embodiment；

Fig. 6 is Fig. 5 close-up schematic view；

Fig. 7 is a shock-absorbing state action schematic diagram of the embodiment.

Embodiment

Below in conjunction with the accompanying drawings and the utility model is described in detail embodiment.

Refering to Fig. 2 to Fig. 4, one embodiment of the automatic shock-proof device of the utility model angle adjustable, the bicycle A main car frame 100 and a front fork unit 200 for being articulated in main car frame 100 are also included, the main car frame 100 includes a car head Pipe 110, the front fork unit 200 including one be located in the upper pipe 210 of the vehicle head tube 110, one be connected on this under pipe 210 Fork 220 and a link member 230 for being articulated in the lower fork 220, and a front-wheel 300 is installed on the link member 230.The company Rod member 230 is located at the lower side of fork 220 along a front direction F (the normal direct of travel of bicycle), and the shock absorbing apparatus is installed Between the lower fork 220 and the link member 230, the shock absorbing apparatus includes a buffer cell 10 and a pivot fitting 20.

Coordinate ginseng Fig. 5 and Fig. 6, the buffer cell 10 extend along an axis L, and have first external member 11, one Along axis L be sheathed on the side of the first external member 11 the second external member 12 and one along axis L set and be installed on this first Elastic component 13 between external member 11 and second external member 12.First external member 11 is in hollow tubular, and with a first end 111, the first end 111 is connected to pipe 210 and the lower joining place of fork 220 on this.

Second external member 12 is in hollow tubular, and second external member 12 can be slided along axis L with first external member 11 and be in It is inside and outside to be arranged (second external member 12 of the present embodiment is sheathed on outside first external member 11 along axis L) and opposite with one In the second end 121 of the first end 111, second end 121 have one perpendicular to axis L end face 122, one by the end Face 122 is recessed and be arranged in the poroid depressed part 123 of class, one in the depressed part 123 and along one towards the first end 111 Perpendicular to the axis L center line L1 articulated sections 124 extended and one are around center line L1 and are arranged at the depression The inner concave arc surface 125 of the inner end of portion 123.The articulated section 124 of the present embodiment is in poroid.

Coordinate ginseng Fig. 5 and Fig. 6, the pivot fitting 20 is connected to the top of link member 230, and has one along the center line L1 is set and the pivot part 21 that can be rotated and be pivoted for the articulated section 124 and one are around center line L1 and in evagination arc-shaped Pivot face 22, the pivot face 22 can rotate and fit in the inner concave arc surface 125.And the link member 230 drives the pivot fitting 20 relative to the pivoting direction of buffer cell 10, is restrained from a rear in contrast to front direction F to R or towards the front direction F produces pivot.The pivot part 21 of the present embodiment is in axostylus axostyle shape.

When the front-wheel 300 produces vibrations because being winnowed with a dustpan road surface mountain peak, the link member 230 can be interlocked relative to the lower fork 220 Swing is produced, and causes the top of the link member 230 to produce convergence relative to the top of the lower fork 220, now, the pivot connects First 20 produce pivot relative to the buffer cell 10 towards the rear to R, between the lower fork 220 and the top of link member 230 Distance diminishes, and the component that the buffer cell 10 is produced by the swing of link member 230 is acted on, can be to the buffer cell 10 generation pair Power should be pressed in axis L so that second external member 12 is slided along axis L relative to first external member 11, the spring 13 Compressed and contain back and release elastic force, with regard to cushioning effect can be reached (see Fig. 7).

When shaking force is eliminated, the link member 230 can drive the pivot fitting 20 relative to the buffer cell 10 towards this again Front direction F produces swing, and the distance between the lower fork 220 and the top of link member 230 becomes big, can just revert back to again Fig. 5 and Fig. 6 state.

Therefore, using the automatic shock-proof device of the utility model angle adjustable, following effect can be produced:

First, the utility model compared to existing bicycle front shock-proof device device, on the top of the link member 230 and the lower fork The top of part 220 is under identical situation, and the utility model is because pivot face 22 and the inner concave arc surface of the pivot fitting 20 125 are located at the effect of the inner side of end face 122 at second end 121, can make it that the route-variable of the buffer cell 10 is larger, produced Shockproof buffer effect it is preferable.

2nd, the end face at second end 121 is hidden in the inner concave arc surface 125 using the pivot face 22 of the pivot fitting 20 The effect of 122 inner sides, then it is not only more attractive in appearance, and moisture content, dust less easily penetrated into the pivot face 22 and the inner concave arc surface Between 125, it can be ensured that the pivot fitting 20 produces smooth pivot with the buffer cell 10, and ensures that the buffer cell 10 can be just Often running.

In summary, the automatic shock-proof device of the utility model angle adjustable, utilizes the buffer cell 10 and the pivot The cooperation of joint 20, can not only produce the effect of shockproof buffer, moreover it is possible to produce preferable shockproof buffer effect, and this can be reached really The purpose of utility model.

Claims

1. a kind of automatic shock-proof device of angle adjustable, is adapted for mount on a bicycle, the bicycle is also comprising a master Vehicle frame and a front fork unit for being articulated in main car frame, the main car frame include a vehicle head tube, and the front fork unit includes an axle Upper pipe located at the vehicle head tube, one be connected to the lower fork of pipe and a link member for being articulated in the lower fork, the company on this Rod member is located at the lower fork side along a front direction, and the shock absorbing apparatus is installed between the lower fork and the link member, and this is kept away Shake device and include a buffer cell and a pivot fitting, it is characterised in that：

The buffer cell, extends along axis, and with a first end and one along the axis in contrast to the first end Second end, the first end is connected to pipe and the lower fork joining place on this, and second end is with an end face, one by the end face It is arranged in the depressed part and prolongs along a center line perpendicular to the axis towards the recessed depressed part of the first end, one The articulated section stretched and one are around the center line and are arranged at the inner concave arc surface of the depressed part inner end；

The pivot fitting, is connected at the top of the link member, and is set with one along the center line and can rotate and supply the pivot joint Pivot part and a pivot face around the center line and in evagination arc-shaped that portion is pivoted, the pivot face can rotate and fit in The inner concave arc surface, the link member drives the pivot fitting relative to the buffer cell pivoting direction, be restrained from one in contrast to The rear of the front direction produces pivot to or towards the front direction, and the link member drives the pivot fitting relative to the buffer cell court The rear is to when producing pivot, and the distance between the lower fork and the link member top diminish, and the link member drives the pivot to connect When head produces pivot forward relative to the buffer cell, the distance between the lower fork and the link member top become big.

2. automatic shock-proof device according to claim 1, it is characterised in that：The buffer cell also has a first set Part, one along the axis be arranged in the first external member side the second external member and one along the axis set and be installed on this first Elastic component between external member and second external member, first external member can be slided with second external member along the axis and in inner-outer sleeve If the first end is arranged at first external member, second end is arranged at second external member.