CN2219848Y

CN2219848Y - Folding handle-bar for bicycle

Info

Publication number: CN2219848Y
Application number: CN 94230100
Authority: CN
Inventors: 李军
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-12-29
Filing date: 1994-12-29
Publication date: 1996-02-14
Anticipated expiration: 2004-12-29

Abstract

The utility model relates to a folding handle for bicycles, particularly a bicycle handle which can be folded in a unidirectional way or in a bidirectional way. The utility model comprises a bicycle handle tube 1 and a T-shaped inclined strut 5 fixedly connected with the vertical tube 6 of the bicycle handle. At least one rotating pin 8 and an interlocking device are arranged between the bicycle handle tube 1 and the inclined strut 5. The bicycle handle can be conveniently folded by 90 DEG in a unidirectional way or a bidirectional way. The folded bicycle handle is parallel to the front wheel of a bicycle body, and the folded bicycle handle can be locked on one side or both sides of the inclined strut 5 to solve the problems that space is occupied because the bicycle handle is perpendicular to the front wheel when a bicycle is parked and the bicycle handle and the front wheel are clamped and crowded mutually when the bicycle is stored. Besides, the utility model has definite anti-theft function. The utility model is suitable for various bicycles.

Description

The Folding Bicycle handlebar

The utility model relates to bicycle handle bar, bicycle handle bar that can be unidirectional or bi-directional folded particularly, and this handlebar comprises handlebar tube and the diagonal brace that connects firmly mutually with stem.

In known bicycle handle bar, handlebar is vertical mutually with the bicycle front-wheel, and the length of handlebar is several times of body width, and handlebar has become the bicycle parking maximum parts that take up room.During bicycle was parked in public places, the handlebar between car and the car usually squeezed card mutually, and access is very difficult, is parked in indoor bicycle, because handlebar accounts for, has used people's living space, brings a lot of inconvenience to life.

The folding bicycle of No. 92214598.9 patent disclosure of Chinese patent, its handlebar is made fulcrum by two columns, and by hinged, pin is buckled on the column flange, thus reliability is relatively poor, comes off easily, and outward appearance is not good enough, and industrialization degree is not high.The purpose of this utility model is to overcome weak point of the prior art, and providing can be with bicycle handle bar's rotary folding and energy positive lock, the bicycle handle bar that reduces to take up room.

The purpose of this utility model, can reach by following measure: between handlebar tube 1 is with diagonal brace, at least one rotational pin 8 is housed, the interlocker that connects and lock handlebar is installed on T shape diagonal brace 5, the handlebar untie-sell 8 that can rotate under the latch-up-free state is done rotation more than or equal to an angle of 90 degrees along cw or conter clockwise, handlebar rotates diagonal brace 5 first, and is buckled on the diagonal brace 5.

Interlocker of the present utility model can be the interlocker 3 that is contained on the diagonal brace 5, it comprises a lock pin 11 that is contained in the stage clip 10 in the diagonal brace 5 big ends one side chain hole 3 and has finger 12, and the lock boxes 9 that match with the big end of diagonal brace 5 shapes made of handlebar tube 1 stage casing, handlebar is under the vertical running condition with front-wheel, and the dead bolt of lock pin can insert handlebar tube 1 in-to-in lockhole 3 under stage clip 10 effects.

The device of selling through joint efforts of the present utility model can also be in the interlocker 4 that is contained on the diagonal brace 5, it comprises the T shape diagonal brace core 15 that the U-shaped diagonal brace is pitched in 16 open slots and the untie-sell 8 that can rotate freely is rotated that a center of being hinged on is shaped on lockhole and is contained in diagonal brace core 15 endoporus near the stage clip 10 of rotational pin 8 and has the lock pin 11 of finger 12, be under the vertical running condition at handlebar and front-wheel, the dead bolt of lock pin 11 can insert in the lockhole 4 of diagonal brace fork 16 under stage clip 10 effects.

The utility model can also be realized with following measure, and bicycle handle bar is divided into two, and is hinged on diagonal brace respectively and holds on the rotational pin 8 at two, the left and right sides greatly.Can being under the plumbness at front-wheel and handlebar around two card posts 22 on hinged cover type lock box 20 leading edges that pivot pin 21 rotates up and down on the diagonal brace 5, may be stuck on the handlebar tube 1.

The preparation of handlebar upside of the present utility model or both sides have with diagonal brace 5 on the core of the card 2 and the bayonet socket 7 of corresponding snap close mutually.At the core of the card 2 and buckle 7 places commercially available small-sized built-in lock is housed, but handlebar behind the turnover an angle of 90 degrees built-in lock in the left side or the both sides of diagonal brace 5.

The utility model T type diagonal brace core 15 can be shaped on sliding keyway 19 at longitudinal direction, and rotational pin 8 is welded on the diagonal brace fork 16 admittedly by keyway 19, diagonal brace core 15 untie-sell 8 rotations that can rotate, and can under the rotational pin guiding, move forward and backward.Tail end at diagonal brace core 15 and diagonal brace fork 16 is equipped with locating dowel pin 18, with locking bicycle use or travel in handlebar.

In order to further specify rather than limit above-mentioned way of realization of the present utility model, the utility model is described in further detail below in conjunction with accompanying drawing.

Fig. 1 is the first example structure scheme drawing of the present utility model:

Fig. 2 is the left-hand view of Fig. 1;

Fig. 3 is the A-A cutaway view of Fig. 2;

Fig. 4 is the second example structure view of the present utility model:

Fig. 5 is the 3rd an example structure scheme drawing of the present utility model:

Fig. 6 is the left-hand view of Fig. 5;

Fig. 7 is the A-A cutaway view of Fig. 6;

Fig. 8 is the 4th an example structure view of the present utility model:

Referring to Fig. 1, Fig. 2, Fig. 3 is first embodiment of the present utility model.The middle part of handlebar tube 1 is shaped on the U-shaped chamber that matches with the big end shape of T shape diagonal brace, it is lock box 9, diagonal brace 5 inserts in the U-shaped chamber and is connected by rotational pin 8, and the untie-sell 8 that can rotate is equal to or greater than the rotation of an angle of 90 degrees, and the opposite sides of diagonal brace 5 big ends also are shaped on the hole of assembling stage clip 10 and lock pin 11 and the keyway that can move for finger 12.Lock pin 11 can insert in the lockhole 3 of handlebar tube 1 under stage clip 10 effects, and at this moment, bicycle can enter the running condition of travelling.When parking bicycle, the finger 12 that moves to left can be spent handlebar left-hand revolution 90, folds to diagonal brace 5 left sides and draws close, and the core of the card 2 padlocks are in the cooresponding bayonet socket 7 in diagonal brace 5 sides.Diagonal brace 5 is welded on the standpipe 6 routinely, and standpipe 6 is the same with Regular Bicycle to be assemblied among the bicycle front fork standpipe.

Referring to Fig. 4, this is second embodiment of the present utility model, and the folding mode of handlebar and snap close form are ditto described.Just handlebar tube 1 has kept the original structure of existing bicycle handle bar, and its folding rotation mode is mainly on diagonal brace 5.Diagonal brace 5 main bodys are made up of diagonal brace fork 16 and the T shape diagonal brace core 15 that inserts in its U word open slot, and both connect through rotational pin 8, and rotational pin 8 can be to be welded in diagonal brace admittedly to pitch in the pin-and-hole on 16.Diagonal brace core 15 big ends are welded on bicycle handle bar's pipe secured opening cover 14 admittedly.Diagonal brace core 15 small ends vertically are shaped on the lockhole of assembling stage clip 10 and lock pin 11, and diagonal brace core 15 1 sides also have the keyway that can supply finger 12 to move.Lock pin 11 can stretch into or withdraw from the lockhole 4 of diagonal brace fork 16U word bottom under stage clip or finger effect.

Referring to Fig. 5, Fig. 6, Fig. 7, this is the 3rd embodiment of the present utility model.Folding and the snap close form of the handlebar of present embodiment is ditto described, and just handlebar tube is divided into two, and presses the cw conter clockwise and divides to rotary folding, and two split handlebar tube (1,1) are respectively around two rotational pins (8,8) and diagonal brace 5 both sides button pin.A hinged cover type keeper 20 is installed above diagonal brace 5, and its lid leading edge is welded with two card posts 22 admittedly, and card post 22 can rotate lid around pivot pin 21 and be buckled in the hole clipping 23 that handlebar tube 1 top correspondence makes, and bicycle handle bar is locked together the locking handlebar.

Referring to Fig. 8, this is the 4th embodiment of the present utility model.16 framing members pitched by the diagonal brace core 15 and the diagonal brace of present embodiment and fit is described similar as second embodiment, just diagonal brace core 15 vertically between be shaped on sliding keyway 19, rotational pin 8 fixedly is welded in the diagonal brace bolt hole by diagonal brace core 15 sliding keyways, the untie-sell 8 that rotates of handlebar on the rotational pin guiding diagonal brace core 15 is rotated, and realizes the folding of handlebar.In the time will being locked, can insert in the spacing hole of diagonal brace core 15 and diagonal brace fork-tail end by locating dowel pin 18.In addition, can also carry out limitation locking with other limit method or self-locking mode.

Above-mentioned 1,2,3,4 embodiment except that the snap lock of above-mentioned disclosed the core of the card 2 and buckle 7 forms, can also adopt the mode that small-sized built-in lock is installed to realize.

The utility model compared with prior art has the following advantages; Because the vehicle after folding With the body front wheel keeping parallelism, and then reduced the worry that handlebar takes up room, the stopping of bicycle Leave with and get more convenient. Owing to kept the existing structure shape of bicycle handle bar, folding mode letter Rapidly single, both artistic and practical, the snap close mode is reliable and stable, does not still have the load of secure context. Because car And diagonal brace between can assemble built-in lock, the anti-theft of bicycle is strengthened. This is because handlebar and vehicle body The parallel locking of front-wheel is stolen the person and is difficult to decrease riding, and easily found by the people, if will lock destruction, then will Again changing handlebar can use.

The utility model is applicable to existing all kinds of bicycle handle bars.

Claims

1, bicycle handle bar, bicycle handle bar that can be unidirectional or bi-directional folded particularly, this handlebar comprises handlebar tube 1 and the diagonal brace 5 that connects firmly mutually with stem 6, it is characterized in that handlebar tube 1 with a rotational pin 8 is housed between the diagonal brace 5 at least, the interlocker 3 or 4 that connects and lock handlebar is housed in the T shape diagonal brace 5.

2, by the described handlebar of claim 1, it is characterized in that described interlocker 3, comprise that one is contained in the stage clip 10 in the big end of the diagonal brace 5 one side chain hole 3 and has the lock pin 11 of finger 12 and lock boxes 9 that make in handlebar tube 1 stage casing matches with diagonal brace 5 big end shapes, handlebar is under the vertical running condition with front-wheel, and the dead bolt of lock pin 11 can insert in the handlebar tube 1 in-to-in lockhole 3 in stage clip 10 effects.

3, by the described handlebar of claim 1, it is characterized in that described interlocker 4, comprise that one is hinged on the center and is shaped in the diagonal brace fork 16U word open slot of lockhole, and the T shape diagonal brace core 15 that rotates of the untie-sell 8 of rotating and be contained in diagonal brace core 15 endoporus near the stage clip 10 of rotational pin 8 with have the lock pin 11 of finger 12, be under the vertical running condition at handlebar and front-wheel, the dead bolt of lock pin 11 can insert in the lockhole 4 of diagonal brace fork 16 in stage clip 10 effects.

4, by the described handlebar of claim 1, it is characterized in that handlebar tube 1 is for dividing body structure, and be articulated in the rotational pins (8 at the big end of diagonal brace 5 two, the left and right sides respectively, 8 ') on, the one hinged cover type lock box 20 around pivot pin 21 rotations is arranged on the diagonal brace 5, and leading edge has two card posts 22 that can be stuck in the hole clipping 23 on the handlebar tube 1 on it.

5, by the described handlebar of claim 1, it is characterized in that diagonal brace 5 is made up of diagonal brace fork 16 and the T shape diagonal brace core 15 that is contained in the U-shaped open slot, the keyway 19 that rotational pin 8 vertically is shaped on by diagonal brace core 15 connects firmly in the pin-and-hole of diagonal brace fork, and diagonal brace core 15 is pitched the shared locating dowel pin 18 of 16 tail ends in order to the locking handlebar with diagonal brace.

6,, it is characterized in that the core of the card 2 and the bayonet socket 7 that has with the corresponding padlock mutually in diagonal brace 5 one or both sides prepared in the one or both sides of handlebar by claim 1 or 2 or 3 or 4 or 5 described handlebars.

7, by the described handlebar of claim 6, it is characterized in that described the core of the card 2 and bayonet socket 7 are the small-sized built-in locks that use in the prior art.