CN2725158Y

CN2725158Y - Folding type bicycle handlebar

Info

Publication number: CN2725158Y
Application number: CN 200420084542
Authority: CN
Inventors: 杨伯年; 杨文章
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-07-29
Filing date: 2004-07-29
Publication date: 2005-09-14
Anticipated expiration: 2014-07-29

Abstract

The utility model relates to folding type bicycle handlebar, comprising an armrest device and a front fork shaft. The armrest device comprises armrest seats, two armrests arranged on the armrest seats via rotation shafts and a bicycle lock used for locking two armrests. One end of the front fork shaft is fixedly connected with a front fork, and the other end of the front fork shaft is provided with flat shafts or square shafts or screw thread for installing the armrest seats. The handlebar is locked with a wheel lock via the new concept and structure of the handlebar, thus the handlebar loses functions, wheels can not rotate, and the aim of locking bicycle is obtained. The bicycle locking mode is that a lock bar is arranged in the lock hole of the handlebar without breakage by saw or tongs. The handlebar is not only suitable for the handlebars of bicycles, but also suitable for the handlebars of tricycles or similar vehicle.

Description

The Folding Bicycle handlebar

Technical field

The utility model relates to a kind of bicycle handle bar, specifically, relates to a kind of Folding Bicycle handlebar.

Background technology

Bicycle is the workpiece of riding instead of walk that a kind of broad masses the most generally use, but existing bicycle mostly is only to pin trailing wheel with lock, and the stolen phenomenon of bicycle has become social chronic illness, and major cause is to lack the actv. anti-theft technique.

The utility model content

The purpose of this utility model is to overcome described defective, and a kind of theft-proof Folding Bicycle handlebar is provided.

Collapsible handlebar described in the utility model comprises armrest system and preceding fork shaft.Described armrest system comprises armrest seat, is installed in two handrails on the armrest seat and locks the lock of two handrails by rotating shaft; Fork shaft one end is captiveed joint with front fork before described, and the other end has plat shaft or square axis and the screw thread that armrest seat is installed.

Described handrail is L shaped, has the through hole that lock is installed at L shaped long limit end and minor face middle part, has the through hole that rotating shaft is installed in its short end.

Described armrest seat has its mounting hole that is sleeved on the preceding fork shaft is had the through hole and the U-shaped groove vertical with through hole that rotating shaft is installed respectively with at both ends.

Has rubber sleeve on the described handrail; The minor face of a handrail in two handrails is provided with rubber cushion.

Folding Bicycle handlebar described in the utility model both had been applicable to the handlebar of making bicycle, also was applicable to the handlebar of three-wheel vehicle or similar car.This handlebar handlebar and wheel are locked together, thereby handlebar loses function with brand new thinking and structure, and wheel also can't rotate, and reach the purpose of lock car, and the mode of this kind lock car is that locking bar is placed in the lockhole of handlebar, can't be destroyed with saw or pincers.

Description of drawings

Fig. 1 is a handle bar structure scheme drawing described in the utility model;

Fig. 2 is the front fork axle construction scheme drawing of handlebar shown in Figure 1;

Fig. 3 is the birds-eye view of Fig. 2;

Fig. 4 is the lock car view of handlebar described in the utility model.

The specific embodiment

Fig. 1 represents normally state by bike, the state when wherein dotted line is represented to lock car.Collapsible handlebar described in the utility model comprises armrest system 1 and preceding fork shaft 9.Described armrest system 1 comprises armrest seat 8, is installed in two handrails 2 on the armrest seat 8 and locks the lock 5 of two handrails by rotating shaft 7.Described handrail is L shaped, has the through hole 4 that lock 5 is installed respectively at L shaped long limit end and minor face middle part, has the through hole that rotating shaft 7 is installed in its short end.Fork shaft 9 one ends are captiveed joint with front fork 11 before described, and the other end has flat part or the cubic part that armrest seat 8 is installed, and have the shaft shoulder that limits armrest seat 8 positions.During installation, preceding fork shaft 9 passes the front vehicle frame cover 10 of vehicle frame, before the handrail cover for seat 8 that handrail 2 is housed is sleeved on the fork shaft 9, with nut 12 lock lockings and can.

Described lock 5 comprises locking bar and tapered end, and its structure is identical with existing chain lock.Also can couple together between locking bar and the tapered end, can prevent losing accidentally with chain.

Referring to Fig. 2 and Fig. 3, described armrest seat 8 has its mounting hole that is sleeved on the preceding fork shaft 9 is had the through hole and the U-shaped groove vertical with through hole that rotating shaft 7 is installed respectively with at both ends, two handrails 2 are positioned in the groove respectively, the through hole that is passed through hole and handrail short end by rotating shaft 7 is installed in handrail on the armrest seat, the U-shaped groove plays position-limiting action, with armrest seat 8 and preceding fork shaft 9 relative fixed, make handlebar and front fork fastening.

Referring to Fig. 3, when without car, lock 5 to be opened, two handrails down go to front-wheel to both sides and paste mutually by width of cloth bar, pin with lock 5 to get final product.

Has rubber sleeve 3 on the described handrail.The minor face of a handrail in two handrails is provided with rubber cushion 6, so that two handrail bonded assemblys are more firm.

Claims

1, Folding Bicycle handlebar comprises armrest system (1) and preceding fork shaft (9), it is characterized in that described armrest system (1) comprise armrest seat (8), by rotating shaft (7) be installed on the armrest seat (8) two handrails (2) and the locking two handrails lock (5); Fork shaft (9) one ends are captiveed joint with front fork (11) before described, and the other end has plat shaft or the square axis and the screw thread of installation armrest seat (8).

2, handlebar according to claim 1 is characterized in that described handrail is L shaped, has the through hole (2) of installation lock (5) in the middle part of L shaped long limit end and minor face, has the through hole of installation rotating shaft (7) in its short end.

3, handlebar according to claim 1 and 2, it is characterized in that described armrest seat (8) have it is sleeved on before mounting hole on the fork shaft have the through hole of installation rotating shaft (7) and the U-shaped groove vertical respectively with at both ends with through hole.

4, handlebar according to claim 1 and 2 is characterized in that having rubber sleeve (3) on the described handrail (2); The minor face of a handrail in two handrails is provided with rubber cushion (6).

5, handlebar according to claim 3 is characterized in that having rubber sleeve (3) on the described handrail (2); The minor face of a handrail in two handrails is provided with rubber cushion (6).