CN205998061U - A kind of adjustable bicycle vehicle frame - Google Patents

Abstract

The utility model discloses a kind of adjustable bicycle vehicle frame, its drip irrigation device is including vehicle frame, front fork, back vent, seatpost, handlebar, cross handle, described vehicle frame includes fix bar, crossbeam, support bar, described back vent is fixedly connected with fix bar, described front fork is fixedly connected away from fixing rod end with crossbeam, described crossbeam and support bar are expansion link, it is equipped with locking member on described crossbeam and support bar, described support bar one end is provided with the fixed cover being connected with crossbeam, described crossbeam one end and fixed cover grafting are fixed, described support bar is rotated with fix bar one end away from crossbeam end and is connected, the described crossbeam other end is fixedly connected away from support rod end with fix bar.This adjustable bicycle vehicle frame scalable achieves bicycle and is suitable for different crowds' uses；Realize being effectively guaranteed stablizing of vehicle frame self structure while vehicle frame quick regulation；Vehicle frame light weight that titanium alloy is made and rigidity is big, the vehicle frame that titanium alloy makes has very good comfortableness.

Description

A kind of adjustable bicycle vehicle frame

Technical field

This utility model is related to a kind of cycle frame, more specifically, it relates to a kind of adjustable bicycle vehicle frame.

Background technology

Bicycle, also known as bicycle or bicycle, the small-sized ground vehicles of typically two wheels.After people rides car, trampled with foot Plate is power, is the vehicles of environmental protection.Increasing people using bicycle as body-building apparatus be used for riding exercises, oneself Driving is gone on a tour.Nowadays, different age group, different height crowd for convenience safely must using various sizes of voluntarily Car, bicycle not flexible, freely change size, limit people's buying range, also result in unnecessary waste.

At present, market discloses a kind of adjustable bicycle frame structure（Application No. 201310003660.0）, It includes one for being socketed the Five-way tube of a pedal；One is connected to this Five-way tube upwardly extending seat pipe；One is connected to This seat pipe and this Five-way tube the seat pipe extending back；One is connected to this seat pipe and this Five-way tube the back vent extending back Bar group；One is connected to this Five-way tube the down tube extending forward and up, this down tube have can be by an inner tube and of flexible adjustment outside Pipe is formed；At least one positioner, for being locked in this inner tube and outer tube on the fixed position after this flexible adjustment；One even The headstock being connected to this down tube and extending downwardly forward closes；And the front fork stem being articulated in this head tube and extending downwardly.This Although kind of an adjustable bicycle frame structure can coordinate rider's height machine riding mode stepless to adjust forward and backward great wheel arbor Away from, seat pipe horizontal range, front crossbar angle of inclination and seat pipe angle of inclination etc. between head tube, but adjust forward and backward two During wheel base, front crossbar and rear crossbar are changed continuous with the angle of bottom surface formation, when angle is less than certain Occur when value forward and backward crossbar cannot effective fixing vehicle wheel situation so that bicycle overall structure is unstable, no Safe the riding of method.

Utility model content

In view of the shortcomings of the prior art, the purpose of this utility model is that providing one kind not affect self structure stablizes Adjustable bicycle vehicle frame.

For achieving the above object, this utility model provides following technical scheme：A kind of adjustable bicycle vehicle frame, including Vehicle frame, front fork, back vent, seatpost, handlebar, cross handle, described vehicle frame includes fix bar, crossbeam, support bar, described back vent and fix bar It is fixedly connected, described front fork is fixedly connected away from fixing rod end with crossbeam, and described crossbeam and support bar are expansion link, described horizontal stroke Be equipped with locking member on beam and support bar, described support bar one end is provided with the fixed cover being connected with crossbeam, described crossbeam one end and Fixed cover grafting is fixed, and described support bar rotates away from crossbeam end and fix bar one end and is connected, the described crossbeam other end and fixation Bar is fixedly connected away from support rod end.

By adopting technique scheme, the requirement of height according to different bicyclists and custom, adjust the length of crossbeam Realize spacing adjustment, the length adjusting support bar and the angle being relatively fixed bar between front and back wheel two axle, by fixed cover again With crossbeam grafting cooperation, the overall structure being effectively guaranteed the vehicle frame itself after regulation will not change, in vehicle frame position Do not change the angle of forward and backward fork during the regulation put, be effectively guaranteed the Stability Analysis of Structures of vehicle frame itself.

This utility model is further arranged to：Described support bar and fix bar rotate connection end and are provided with groove, described solid Fixed pole and support bar are rotated connection end and are provided with the projection being coordinated with groove grafting, and described projection and groove are provided with same shaft locking and lead to Hole, is provided with fixing bolt in described locking through hole, described fixing bolt is provided with locking nut.

By adopting technique scheme, after the groove grafting cooperation on the projection and support bar in fix bar, coaxial lock In tight through hole the fixing bolt rotation that is relatively fixed bar for support bar provide fulcrum, when the angular adjustment of support bar is to institute When the position needing, effectively the position of support bar and fix bar is fixed by locking nut and fixing bolt cooperation, enter One step enhances stablizing of body frame structure for automotive.

This utility model is further arranged to：Be hinged with compressor arm on described locking nut, described compressor arm one end with Support bar is conflicted, and described compressor arm and support bar conflict end are arc-shaped.

By adopting technique scheme, when fixing support bar and fix bar position, need by other works What tool just enabled fixing bolt and locking nut tightens fixation, and the compressor arm being provided with locking nut can be as tightening lock The fulcrum of jack panel, is made compressor arm be conflicted with support bar in the rotation compressor arm tightening locking nut simultaneously, reinforces further The coupling mechanism force of locking nut is it is ensured that the stable connection of support bar and fix bar.

This utility model is further arranged to：Described compressor arm is provided with the shrinkage pool passing through for fixing bolt, described solid Determine bolt and be provided with spacing hole near the side of compressor arm one end, described spacing in the hole is provided with spacer pin.

By adopting technique scheme, when compressor arm realizes rotating compression, fixing bolt has certain stretching Long amount, the bolt that the shrinkage pool on compressor arm Gong stretches out passes through, and the spacer pin of fixing bolt upper limit in the hole can limit pressure simultaneously The position of tight bar, further enhancing the stable connection of fix bar and support bar.

This utility model is further arranged to：Described fixed cover is provided with the locking pin of locking crossbeam.

By adopting technique scheme, by locking pin, fixed cover is further fixed with crossbeam, it is to avoid Support bar is flexible during using to be moved it is ensured that the homeostasis of body frame structure for automotive.

This utility model is further arranged to：Described fix bar is logical for seatpost grafting cooperation away from supporting rod end to be provided with Kong Yi, is provided with the seatpost folder of locking seatpost at the opening of described through hole one.

By adopting technique scheme, after the spacing between forward and backward two-wheeled has regulated, due to the body of bicyclist High Defferential be likely to occur cannot foot pedal situation, by adjust seatpost height make bicyclist trample pedal realize Ride, the seatpost regulating is locked by seatpost folder simultaneously, it is to avoid seatpost stress occurs the phenomenon of lifting.

This utility model is further arranged to：Described front fork and crossbeam connection end are provided with the through hole for handlebar grafting cooperation Two, it is provided with the handlebar folder of locking handlebar at the opening of described through hole two.

By adopting technique scheme, the spacing between seatpost and two axles is all adjusted after completing, the height of handlebar Bicyclist can be affected normally ride, realize realizing the regulation of height and position, car simultaneously with the handlebar of front fork grafting cooperation Folder is achieved to the handlebar after adjusting and effectively fixes.

This utility model is further arranged to：Described handlebar is provided with the fixation clamp of locking cross handle away from front fork end.

By adopting technique scheme, vehicle frame adjust during cross handle as adjust fulcrum, adjust process The middle quick-replaceable occurring bending to damage, cross handle being realized using the position of fixation clamp locking cross handle.

This utility model is further arranged to：Described cross handle two ends are all hinged with handle.

By adopting technique scheme, different bicyclists holds direction or the custom of handle during cycling Difference, hinged to the handle and cross handle adjustment that can realize handle diverse location has adapted to custom and the requirement of different bicyclists.

This utility model is further arranged to：Described vehicle frame, front fork, back vent, seatpost, handlebar, cross handle are by titanium alloy It is made.

By adopting technique scheme, titanium alloy very light weight and intensity again very big, titanium alloy has very good again Elasticity, with the vehicle frame that titanium alloy makes, there is very good comfortableness, and titanium is a kind of metal with Memorability, it Almost there is in the deformation range of oneself unlimited service life.

In sum, this utility model has the advantages that：

1st, used by the regulation of vehicle frame is achieved with bicycle being suitable for different crowds；

2nd, realize being effectively guaranteed stablizing of vehicle frame self structure while vehicle frame quick regulation；

3rd, titanium alloy is made vehicle frame light weight and rigidity is big, the vehicle frame that titanium alloy makes has very good comfortable Property.

Brief description

Fig. 1 is the structural representation representing embodiment one；

Fig. 2 is the upward view of cycle frame；

Fig. 3 is the partial enlarged drawing of A in Fig. 2；

Fig. 4 is the structural representation representing embodiment two；

Fig. 5 is the partial enlarged drawing of B in Fig. 4；

Fig. 6 is the structural representation representing embodiment three；

Fig. 7 is the partial enlarged drawing of C in Fig. 6；

Fig. 8 is the partial enlarged drawing of D in Fig. 6；

Fig. 9 is the partial enlarged drawing of E in Fig. 6.

Reference：1st, vehicle frame；11st, fix bar；111st, projection；1111st, lock through hole；1112nd, fixing bolt；11121、 Spacing hole；11122nd, spacer pin；1113rd, locking nut；1114th, compressor arm；11141 shrinkage pools；112nd, through hole one；1121st, seatpost Folder；12nd, crossbeam；13rd, support bar；131st, fixed cover；1311st, locking pin；132nd, groove；2nd, front fork；21st, through hole two；211st, car Folder；3rd, back vent；4th, seatpost；5th, handlebar；51st, fixation clamp；6th, cross handle；61st, handle；7th, locking member.

Specific embodiment

Below in conjunction with accompanying drawing, this utility model is described in further detail.

Embodiment one：A kind of adjustable bicycle vehicle frame, as shown in figure 1, include vehicle frame 1, front fork 2, back vent 3, seatpost 4, Handlebar 5, cross handle 6, vehicle frame 1 includes fix bar 11, crossbeam 12, and support bar 13, crossbeam 12 and support bar 13 are made by expansion link, Expansion link has good retractility and facilitates vehicle frame 1 length is adjusted, and changes crossbeam 12 real with the length of support bar 13 Spacing adjustment between existing front and back wheel two axle, is not forced generation to ensure crossbeam 12 after adjusting and support bar 13 simultaneously The phenomenon shunk, is equipped with locking member 7 on crossbeam 12 with support bar 13, by locking member 7 effectively by crossbeam 12 and support Bar 13 carries out position and fixes it is ensured that the stablizing of vehicle frame 1 structure；It is provided with the fixed cover being connected with crossbeam 12 in support bar 13 one end 131, crossbeam 12 one end is fixed with fixed cover 131 grafting, and support bar 13 and crossbeam 12 are effectively connected, and is adjusting crossbeam When 12 length, the angle between support bar 13 and fix bar 11 also can change therewith, in order to effectively ensure support bar 13 can be stable be attached with crossbeam 12, support bar 13 is rotated away from crossbeam 12 end and fix bar 11 one end and is connected, Adjust vehicle frame 1 during support bar 13 can rotate with respect to fix bar 11, adjust support bar 13 length with relative The angle of fix bar 11, fixed cover 131 is coordinated with crossbeam 12 grafting again；The other end of crossbeam 12 and fix bar 11 away from Strut 13 end is fixedly connected, and fix bar 11, crossbeam 12 and support bar 13 three are connected to triangle, and triangle has certain Stability is effectively guaranteed the Stability Analysis of Structures of cycle frame；Back vent 3 is fixedly connected with fix bar 11, front fork 2 and crossbeam 12 It is fixedly connected away from fix bar 11 end, effectively forms the entirety of cycle frame, be effectively guaranteed the car after regulation Frame 1 overall structure of itself will not change, and does not change the angle of front fork 2 and back vent 3 during the regulation of vehicle frame 1 position Degree, is effectively guaranteed vehicle frame 1 Stability Analysis of Structures of itself.

As shown in Figures 2 and 3, fixed cover 131 is provided with the locking pin 1311 of locking crossbeam 12, completes the tune to vehicle frame 1 After whole, by locking pin 1311, fixed cover 131 is further fixed with crossbeam 12, it is to avoid support bar 13 is using During flexible be moved it is ensured that the homeostasis of vehicle frame 1 structure.The angle that support bar 13 is relatively fixed bar 11 is fixed Afterwards, it is possible that loosening when by external force, the loosening overall structure that can lead to vehicle frame 1 is unstable；In order to avoid With reduce the generation loosening, rotate connection end in support bar 13 and fix bar 11 and be provided with groove 132, simultaneously fix bar 11 with Strut 13 is rotated connection end and is provided with the projection 111 being coordinated with groove 132 grafting, and projection 111 and groove 132 are provided with same shaft locking Through hole 1111, is provided with fixing bolt 1112, fixing bolt 1112 is provided with locking nut 1113 in locking through hole 1111, fixing After groove 132 grafting cooperation on projection 111 and support bar 13 on bar 11, with the fixing bolt in shaft locking through hole 1111 1112 rotations being relatively fixed bar 11 for support bar 13 provide fulcrum, when the angular adjustment of support bar 13 arrives desired position When, coordinated by locking nut 1113 and fixing bolt 1112 and effectively the position of support bar 13 and fix bar 11 fixed, Ensure that support bar 13 and the stable connection of fix bar 11, further enhancing stablizing of vehicle frame 1 structure.

Embodiment two：It is with the difference of embodiment one, as shown in Figures 4 and 5, in fixing support bar 13 and fix bar When 11 position, need to tighten fixation by what others instruments just enabled fixing bolt 1112 and locking nut 1113, Operator realizes quickly adjusting for convenience, is hinged with compressor arm 1114, compressor arm 1114 is permissible on locking nut 1113 As the fulcrum tightening locking nut 1113, operator holds compressor arm 1114 and just can realize tightening admittedly of locking nut 1113 Fixed, compressor arm 1114 one end and support bar 13 are conflicted, compressor arm 1114 and support bar 13 conflict end are arc-shaped simultaneously, twisting Rotating compressor arm 1114 after tight locking nut 1113 makes compressor arm 1114 conflict with support bar 13, strengthens locking further The coupling mechanism force of nut 1113 is it is ensured that the stable connection of support bar 13 and fix bar 11.Compressor arm 1114 is provided with for fixing The shrinkage pool 11141 that bolt 1112 passes through, when compressor arm 1114 realizes rotating compression, fixing bolt 1112 has certain Elongation, the bolt that the shrinkage pool 11141 on compressor arm 1114 Gong stretches out passes through, in fixing bolt 1112 near compressor arm 1,114 1 The side at end is provided with spacing hole 11121, is provided with spacer pin 11122, the spacer pin in spacing hole 11121 in spacing hole 11121 11122 positions that can limit compressor arm 1114, it is to avoid compressor arm 1114 is subject to external force effect to rotate and is unable to reach pressure Spacer pin 11122 is first extracted when needing and adjust vehicle frame 1, then compressor arm 1114 is adjusted again by tight effect, After support bar 13 has regulated, compressor arm 1114 is compressed again, and spacer pin 11122 is reinserted 11121 spacing holes Interior, further enhancing fix bar 11 and the stable connection of support bar 13.

Embodiment three：It is with the difference of embodiment one, as shown in Fig. 6,7,8 and 9, between forward and backward two-wheeled After spacing has regulated, due to the height differences of bicyclist be likely to occur cannot foot pedal situation, in order to effectively solve Certainly difference in height, is provided with the through hole 1 for seatpost 4 grafting cooperation in fix bar 11 away from support bar 13 end, is sat by adjusting The height of bar 4 drives the medicated cushion on bicycle highly to change so that bicyclist tramples pedal realizes riding；Seatpost 4 With fix bar 11 grafting cooperation it is possible that rotate phenomenon, and seatpost 4 be relatively fixed bar 11 height be subject to external force Effect also can change, and in order to avoid seatpost 4 rotates and upper-lower position movement, is provided with the opening of through hole 1 Seatpost folder 1121, the height of seatpost 4 is effectively fixed after adjusting good position by seatpost 4 by seatpost folder 1121, keeps away Exempt from seatpost 4 stress and rotate and move up and down to lead to bicyclist cannot steadily ride.Seatpost 4 is good by the position adjustment of medicated cushion After, the height of handlebar 5 also can affect bicyclist and normally ride, and be provided with front fork 2 and crossbeam 12 connection end and insert for handlebar 5 Connect the through hole 2 21 of cooperation, be provided with handlebar folder 211 at the opening of through hole 2 21, the handlebar 5 coordinating with front fork 2 grafting is realized permissible Realize the regulation of height and position, handlebar folder 211 achieves and effectively fixes to the handlebar 5 after adjusting simultaneously, it is to avoid handlebar 5 goes out The phenomenon that now moves up and down and rotate is it is ensured that bicyclist can stable riding bicycle.It is horizontal during vehicle frame 1 is adjusted 6 as the fulcrum adjusting, bending is occurred to damage during adjusting, the cross handle 6 in order to realize damaging is realized quick-replaceable Effect, is provided with the fixation clamp 51 of locking cross handle 6 in handlebar 5 away from front fork 2 end, and the position locking cross handle 6 using fixation clamp 51 can To realize the quick-replaceable of cross handle 6.Different bicyclists holds direction or the custom difference of handle 61 during cycling, So being all hinged with handle 61 at cross handle 6 two ends, by handle 61 and the hinged tune that can realize handle 61 diverse location of cross handle 6 Whole, adapt to custom and the requirement of different bicyclists.

The each part of cycle frame is made by titanium alloy, and titanium alloy very light weight and intensity are again very big, titanium alloy There is extraordinary elasticity again, with the vehicle frame 1 that titanium alloy makes, there is certain bradyseism and very good comfortableness, and Titanium is a kind of metal with Memorability, and it almost has unlimited service life in the deformation range of oneself, increased certainly The service life of driving vehicle frame.

This specific embodiment is only that it is not to restriction of the present utility model, ability to explanation of the present utility model Field technique personnel can make to the present embodiment after reading this specification as needed does not have the modification of creative contribution, but As long as all being protected by Patent Law in right of the present utility model.

Claims (10)

1. a kind of adjustable bicycle vehicle frame, including vehicle frame（1）, front fork（2）, back vent（3）, seatpost（4）, handlebar（5）, cross handle （6）, described vehicle frame（1）Including fix bar（11）, crossbeam（12）, support bar（13）, described back vent（3）And fix bar（11）Fixing Connect, described front fork（2）And crossbeam（12）Away from fix bar（11）End is fixedly connected, and it is characterized in that：Described crossbeam（12）With Strut（13）It is expansion link, described crossbeam（12）With support bar（13）On be equipped with locking member（7）, described support bar（13）One End is provided with and crossbeam（12）The fixed cover connecting（131）, described crossbeam（12）One end and fixed cover（131）Grafting is fixed, described Support bar（13）Away from crossbeam（12）End and fix bar（11）One end rotates and connects, described crossbeam（12）The other end and fix bar （11）Away from support bar（13）End is fixedly connected.

2. a kind of adjustable bicycle vehicle frame according to claim 1, is characterized in that：Described support bar（13）With fix bar （11）Rotate connection end and be provided with groove（132）, described fix bar（11）With support bar（13）Rotate connection end to be provided with and groove （132）The projection of grafting cooperation（111）, described projection（111）With groove（132）It is provided with same shaft locking through hole（1111）, institute State locking through hole（1111）Inside it is provided with fixing bolt（1112）, described fixing bolt（1112）It is provided with locking nut（1113）.

3. a kind of adjustable bicycle vehicle frame according to claim 2, is characterized in that：Described locking nut（1113）Upper hinge It is connected to compressor arm（1114）, described compressor arm（1114）One end and support bar（13）Conflict, described compressor arm（1114）With support Bar（13）Conflict end is arc-shaped.

4. a kind of adjustable bicycle vehicle frame according to claim 3, is characterized in that：Described compressor arm（1114）It is provided with For fixing bolt（1112）The shrinkage pool passing through（11141）, described fixing bolt（1112）Near compressor arm（1114）The side of one end Face is provided with spacing hole（11121）, described spacing hole（11121）Inside it is provided with spacer pin（11122）.

5. a kind of adjustable bicycle vehicle frame according to claim 1 or 4, is characterized in that：Described fixed cover（131）On set There is locking crossbeam（12）Locking pin（1311）.

6. a kind of adjustable bicycle vehicle frame according to claim 1, is characterized in that：Described fix bar（11）Away from support Bar（13）End is provided with and supplies seatpost（4）The through hole one of grafting cooperation（112）, described through hole one（112）Opening at be provided with locking sit Bar（4）Seatpost folder（1121）.

7. a kind of adjustable bicycle vehicle frame according to claim 6, is characterized in that：Described front fork（2）With crossbeam（12） Connection end is provided with and supplies handlebar（5）The through hole two of grafting cooperation（21）, described through hole two（21）Opening at be provided with locking handlebar（5） Handlebar folder（211）.

8. a kind of adjustable bicycle vehicle frame according to claim 7, is characterized in that：Described handlebar（5）Away from front fork（2） End is provided with locking cross handle（6）Fixation clamp（51）.

9. a kind of adjustable bicycle vehicle frame according to claim 1, is characterized in that：Described cross handle（6）Two ends are all hinged There is handle（61）.

10. a kind of adjustable bicycle vehicle frame according to claim 1, is characterized in that：Described vehicle frame（1）, front fork（2）、 Back vent（3）, seatpost（4）, handlebar（5）, cross handle（6）It is made by titanium alloy.