CN201272460Y

CN201272460Y - Foldable bicycle handle

Info

Publication number: CN201272460Y
Application number: CNU2008201511466U
Authority: CN
Inventors: 王欢
Original assignee: SHANGHAI HIGH MINDED BICYCLE CO Ltd
Current assignee: SHANGHAI HIGH MINDED BICYCLE CO Ltd
Priority date: 2008-07-23
Filing date: 2008-07-23
Publication date: 2009-07-15
Anticipated expiration: 2018-07-23

Abstract

The utility model provides a folding type bicycle handle which comprises a left handle, a right handle, handle folding mechanisms, handle locking mechanisms and unlocking mechanisms, wherein the left handle and the right handle are separately arranged; the upper end of a bicycle front bracket is provided with a horizontal pipe used for connecting the handle; the handle folding mechanisms, the handle locking mechanisms and the unlocking mechanisms have two sets, one set is arranged on the left end of the horizontal pipe and the left handle, and the other set is arranged on the right end of the horizontal pipe and the left handle; the handle folding mechanism is connected in the horizontal pipe and a pipe of the handle; the handle is sleeved and connected with the horizontal pipe through connected folding mechanism, and can be folded downwards to be in parallel with an upright pipe of the front bracket through the folding mechanism; the locking mechanism is arranged on the folding mechanism and can prevent the folding actions of the folding mechanism; and the unlocking mechanism is arranged on the handle and can unlock the locking of the locking mechanism. The folding type bicycle handle has simple structure and convenient operation. Because the handle locking mechanism is arranged, the combination of the handle and the front bracket is firm and can not easily separate, and the use is safe.

Description

Folding bicycle handles

Technical field

The utility model relates to bicycle, particularly a kind of folding bicycle handles.

Background technology

In various folding bicycles, with bicycle handle also fold up few.Chinese patent CN200420020195.8 discloses a kind of " handle-bar folding device ", this patent is by being provided with technical characterictics such as retracing spring, sliding part, retainer, can allow left and right sides handle folding and be fixed together with the vehicle frame pipe, but complex structure, very inconvenient during use, and influence the brake function of bicycle.

The utility model content

The purpose of this utility model in order to solve the problems referred to above that prior art exists, provides a kind of folding bicycle handles with new structure exactly.

The technical solution of the utility model is: a kind of folding bicycle handles, be connected on the front frame of bicycle, comprise left handle and right handle that branch is arranged, left side handle is identical with right grip structure and all be the linear pattern handle, also comprises handle folding mechanism, handlebar locked mechanism and release mechanism; Described bicycle front frame upper end is provided with a transverse tube that is used to connect handle, and described handle is a hollow tubular type handle; Described handle folding mechanism, handlebar locked mechanism and release mechanism be totally two covers, and one is set on the left end and left handle of transverse tube, on the another set of right-hand member and left handle that is arranged on transverse tube; Wherein, handle folding mechanism is connected in the pipe of transverse tube and handle, and handle links to each other with the transverse tube socket by institute's bonded assembly fold mechanism and can turn down parallel with the standpipe of front frame by fold mechanism; Lockout mechanism is installed on the fold mechanism can stop its jackknife action, and release mechanism is installed in the locking of the mechanism that can unlock on the handle.

Described handle folding mechanism comprises supporting seat, bearing pin, handle retainer, pull bar and retracing spring, supporting seat is fixed in the transverse tube, bearing pin is installed on the supporting seat, the handle retainer is fixed on the port of handle, the setting of handle retainer is passed in the pull bar activity, one end and bearing pin are rotatable to link to each other, and the other end gos deep in the handle, and retracing spring is sleeved on and can promotes handle on the pull bar and reset.

Described pull bar the inner is provided with spring perch, this spring perch slides with the inwall of handle and links to each other, and described handle front portion has fixedly connected to the inner side spring lock block, and described spring is arranged between spring perch and the spring lock block, outwards during pull handle, spring lock block forces length of spring compressed with the savings reseting elasticity.

Described pull bar underside of forward is connected with limiting stopper, and the appropriate location of described handle retainer bottom is provided with limited step, the distance that the distance between limiting stopper and the limited step extremely can fold corresponding to outside pull handle.

Described handlebar locked mechanism comprises lock pin and spring, the appropriate location of described pull bar front portion is provided with a radial hole that upwards connects, described lock pin bottom is provided with a spring eye, spring is inlaid in the spring eye of lock pin and in lock pin is nested in the radial hole of pull bar, can conflict with the handle retainer and link to each other realizing locking in the top of lock pin, also can conflict with release mechanism and link to each other in the radial hole that also can be lowered into pull bar in the compressing of release mechanism with the realization release in the upper end of lock pin.

Described release mechanism comprises unlock button and spring, the appropriate location on described handle top is provided with a through hole, described unlock button is the flange hat-shaped structure, and unlock button is inlaid in the through hole of handle, and its flange is positioned at the pipe of handle and can be pressed on the lockout mechanism; Spring is inlaid in the cap hole of button, and its lower end is pressed on the pull bar; By pressing button, lockout mechanism integral body is taken in the radial hole of pull bar to realize release.

Comprise that also handle keeps sleeve pipe, this handle maintainance set pipe box is contained in the front portion of handle, and can be socketed on the transverse tube to realize that handle links to each other with the tight of transverse tube.

Also comprise the handle sheath, this handle sheath is sleeved on the handle.

Described transverse tube downside is provided with and is used for the notch that allows pull bar pass through when folding handles.

The mouth of pipe of described transverse tube has pyramidal structure, and described handle maintainance set pipe has corresponding inner conical structure.

The utility model folding bicycle handles is simple in structure, and is easy to operate; Owing to be provided with handlebar locked mechanism, handle is firm with combining of front frame, can not break away from easily, uses relieved; And do not influence the brake function of bicycle.

Description of drawings

Fig. 1 is the normal operating condition structural representation of the utility model folding bicycle handles;

Fig. 2 is that the utility model folding bicycle handles is prepared the structural representation when folding;

Fig. 3 is the structural representation of the handle in the utility model folding bicycle handles when pulling out fully;

Fig. 4 is the folded state structural representation of the utility model folding bicycle handles;

Fig. 5 is the structural representation of the transverse tube in the utility model;

Fig. 6 is that A-A of Fig. 5 is to view.

The specific embodiment

The utility model is described in further detail below in conjunction with specific embodiment.

Referring to Fig. 1, cooperate referring to all the other each figure, folding bicycle handles of the present utility model is connected on the transverse tube 1 of front frame of bicycle, comprises left handle and right handle 2, handle folding mechanism 3, handlebar locked mechanism 4 and release mechanism 5 that branch is arranged.Left side handle is identical with right handle 2 structures and all be linear pattern hollow tubular type handle, handle folding mechanism 3, handlebar locked mechanism 4 and release mechanism 5 be totally two covers, one is set on the left end and left handle of transverse tube 1, on the another set of right-hand member and left handle that is arranged on transverse tube 1.Wherein, handle folding mechanism 3 is connected in the pipe of transverse tube 1 and handle 2, and handle 2 links to each other with transverse tube 1 socket by institute's bonded assembly fold mechanism 3 and can turn down parallel with the standpipe of front frame (cooperating referring to Fig. 4) by fold mechanism 3; Lockout mechanism 4 is installed on the fold mechanism 3 can stop its jackknife action, and release mechanism 5 is installed in the locking of the mechanism that can unlock on the handle 2.

Referring to Fig. 2, handle folding mechanism 3 in the utility model comprises supporting seat 31, bearing pin 32, handle retainer 33, pull bar 34 and retracing spring 35, supporting seat 31 is fixed in the transverse tube 1, bearing pin 32 is installed on the supporting seat, handle retainer 33 is fixed on the port of handle 2, and pull bar 34 activities are passed handle retainer 33 and are provided with, one end and 32 rotatable linking to each other of bearing pin, the other end gos deep in the handle 2, and retracing spring 35 is sleeved on and can promotes handle 2 on the pull bar 34 and reset.Be provided with spring perch 36 in pull bar 34 the inners, this spring perch 36 slides with the inwall of handle 2 and links to each other, fixedly connected to the inner side spring lock block 37 in the handle front portion, spring 35 is arranged between spring perch 36 and the spring lock block 37, outwards during pull handle 2, spring lock block 37 forces spring 35 compressions with the savings reseting elasticity.Cooperation is referring to Fig. 3, Fig. 4, underside of forward at pull bar 34 is connected with limiting stopper 38, appropriate location in handle retainer 33 bottoms is provided with limited step 331, and the distance (as shown in Figure 1) between limiting stopper 38 and the limited step 331 is corresponding to working as outside pull handle 2 to the distance that can fold.

Cooperation is referring to Fig. 4, handlebar locked mechanism 4 in the utility model comprises lock pin 41 and spring 42, be provided with a radial hole that upwards connects in the appropriate location of pull bar front portion, be provided with a spring eye in the lock pin bottom, spring 42 is inlaid in the spring eye of lock pin 41 and in lock pin is nested in the radial hole of pull bar, can conflict with handle retainer 33 and link to each other (cooperating referring to Fig. 1) realizing locking in the top of lock pin 41, the upper end of lock pin 41 also can conflict with release mechanism link to each other (cooperation) referring to Fig. 1 also can be lowered in the radial hole of pull bar with the realization release in the compressing of release mechanism.

Cooperation is referring to Fig. 4, release mechanism 5 in the utility model comprises unlock button 51 and spring 52, be provided with a through hole in the appropriate location on handle 2 tops, unlock button 51 is the flange hat-shaped structure, unlock button is inlaid in the through hole of handle, and its flange is positioned at the pipe of handle and can be pressed on the lockout mechanism 4 and (cooperates referring to Fig. 1, Fig. 2); Spring 52 is inlaid in the cap hole of button 51, and its lower end is pressed on the pull bar 34; By pressing button, lockout mechanism 4 integral body are taken in the radial hole of pull bar 34 to realize release (cooperating referring to Fig. 2, Fig. 3).

The utility model also can be provided with the leader and keep sleeve pipe 6, and this handle keeps sleeve pipe 6 to be sleeved on the front portion of handle 2, and can be socketed on the transverse tube 1 with realization handle closely link to each other (cooperation is referring to Fig. 1) with transverse tube.

The utility model also can be provided with leader's sheath 7, and this handle sheath 7 is sleeved on the handle 2.

Cooperation is referring to Fig. 5, Fig. 6, and transverse tube 1 downside in the utility model is provided with and is used for the notch 11 that allows pull bar pass through when folding handles.The mouth of pipe of transverse tube has pyramidal structure 12, and handle maintainance set pipe has corresponding inner conical structure (cooperating referring to Fig. 3).

The folding process principle of folding bicycle handles of the present utility model can be described as follows by Fig. 1, Fig. 2, Fig. 3, Fig. 4: the normal operating condition of the utility model folding bicycle handles as shown in Figure 1, at this moment, fold mechanism is in the lock state.When needing to fold, release mechanism 5 is pressed in the handle 2 that submerges at first as shown in Figure 2, and compressing lockout mechanism 4 takes in its integral body to make in the radial hole of pull bar 34 it to break away from and the contacting with the realization release of handle retainer 33, outside then pull handle 2 is to position shown in Figure 3, at this moment all own all disengagings of handle maintenance sleeve pipe 6 and handle 2 contact with transverse tube 1, then press down handle 2, pull bar 34 can rotate along bearing pin 32, and insert in the notch 11 of transverse tube 1 downside, realization folds into handle 2 parallel with the standpipe of front frame, as shown in Figure 4.In folding process, retracing spring 35 is compressed has put aside certain reseting elasticity, as long as handle 2 is evened up again, under the effect of retracing spring 35, handle keeps sleeve pipe 6 and handle 2 can realize again linking to each other with the tight socket of transverse tube 1, along with the release of release mechanism 5, lockout mechanism 4 also pops up under the effect of spring 42, conflicts to link to each other with handle retainer 33 again and realizes locking.

Claims

1. folding bicycle handles, be connected on the front frame of bicycle, comprise left handle and right handle that branch is arranged, left handle is identical with right grip structure and be the linear pattern handle all, it is characterized in that: also comprise handle folding mechanism, handlebar locked mechanism and release mechanism; Described bicycle front frame upper end is provided with a transverse tube that is used to connect handle, and described handle is a hollow tubular type handle; Described handle folding mechanism, handlebar locked mechanism and release mechanism be totally two covers, and one is set on the left end and left handle of transverse tube, on the another set of right-hand member and left handle that is arranged on transverse tube; Wherein, handle folding mechanism is connected in the pipe of transverse tube and handle, and handle links to each other with the transverse tube socket by institute's bonded assembly fold mechanism and can turn down parallel with the standpipe of front frame by fold mechanism; Lockout mechanism is installed on the fold mechanism can stop its jackknife action, and release mechanism is installed in the locking of the mechanism that can unlock on the handle.

2. folding bicycle handles as claimed in claim 1, it is characterized in that: described handle folding mechanism comprises supporting seat, bearing pin, handle retainer, pull bar and retracing spring, supporting seat is fixed in the transverse tube, bearing pin is installed on the supporting seat, the handle retainer is fixed on the port of handle, and the setting of handle retainer is passed in the pull bar activity, and the one end links to each other with bearing pin is rotatable, the other end gos deep in the handle, and retracing spring is sleeved on and can promotes handle on the pull bar and reset.

3. folding bicycle handles as claimed in claim 2, it is characterized in that: described pull bar the inner is provided with spring perch, this spring perch slides with the inwall of handle and links to each other, described handle front portion has fixedly connected to the inner side spring lock block, described spring is arranged between spring perch and the spring lock block, outwards during pull handle, spring lock block forces length of spring compressed with the savings reseting elasticity.

4. folding bicycle handles as claimed in claim 2, it is characterized in that: described pull bar underside of forward is connected with limiting stopper, the appropriate location of described handle retainer bottom is provided with limited step, the distance that the distance between limiting stopper and the limited step extremely can fold corresponding to outside pull handle.

5. folding bicycle handles as claimed in claim 1 or 2, it is characterized in that: described handlebar locked mechanism comprises lock pin and spring, the appropriate location of described pull bar front portion is provided with a radial hole that upwards connects, described lock pin bottom is provided with a spring eye, spring is inlaid in the spring eye of lock pin and in lock pin is nested in the radial hole of pull bar, can conflict with the handle retainer and link to each other realizing locking in the top of lock pin, also can conflict with release mechanism and link to each other in the radial hole that also can be lowered into pull bar in the compressing of release mechanism with the realization release in the upper end of lock pin.

6. folding bicycle handles as claimed in claim 1, it is characterized in that: described release mechanism comprises unlock button and spring, the appropriate location on described handle top is provided with a through hole, described unlock button is the flange hat-shaped structure, unlock button is inlaid in the through hole of handle, and its flange is positioned at the pipe of handle and can be pressed on the lockout mechanism; Spring is inlaid in the cap hole of button, and its lower end is pressed on the pull bar; By pressing button, lockout mechanism integral body is taken in the radial hole of pull bar to realize release.

7. folding bicycle handles as claimed in claim 1 is characterized in that: comprise that also handle keeps sleeve pipe, this handle maintainance set pipe box is contained in the front portion of handle, and can be socketed on the transverse tube to realize that handle links to each other with the tight of transverse tube.

8. folding bicycle handles as claimed in claim 1 is characterized in that: also comprise the handle sheath, this handle sheath is sleeved on the handle.

9. folding bicycle handles as claimed in claim 1 is characterized in that: described transverse tube downside is provided with and is used for the notch that allows pull bar pass through when folding handles.

10. as claim 1 or 7 described folding bicycle handles, it is characterized in that: the mouth of pipe of described transverse tube has pyramidal structure, and described handle maintainance set pipe has corresponding inner conical structure.