The content of the invention
The invention provides a kind of fold mechanism and folded bicycle, it is intended to improve above mentioned problem.
What the present invention was realized in:
A kind of fold mechanism, including support component, rotary components and limit assembly;The rotary components include outer rotation
Part, interior revolving part and connector, outer revolving part and interior revolving part are set in connector outside and are rotated with connector and be connected, institute
Stating outer revolving part has at least two pieces and is symmetrically distributed in the left and right sides of interior revolving part;The support component includes being arranged on outward turning
Turn the first support member on part and the second support member being arranged on interior revolving part;The limit assembly includes spacer pin and spacing
Groove, the stopper slot has at least two, and all stopper slots are along the axis annular spread of rotary components on rotary components;When spacing
After pin insertion stopper slot, the outer revolving part and interior revolving part can not produce relative rotation.
This fold mechanism simple structure, it is easy to use, can quickly be folded and be organized work.
Further, on interior revolving part, the stopper slot is on outer revolving part for the spacer pin;Spacing pin connection
There is pull bar, one end of the pull bar is extended the interior revolving part and forms operating portion.Limit can easily be operated by the operating portion
Position pin, makes it coordinate or separate with stopper slot.
Further, in the second support member, the end of operating portion is connected with handle to the operating portion, and the handle extends
Go out second support member.Moving handle can drive pull bar to move, and then drive spacer pin motion.This design makes spacer pin
And pull bar is not susceptible to the influence of miscellaneous part, spacer pin is set preferably to complete spacing work.
Further, the spacer pin is bar shaped, and its length direction is parallel with the axis direction of interior revolving part;Described second
Support member is provided with U-shaped through hole, and the length direction of the U-shaped through hole is vertical with the axis direction of interior revolving part.Along away from inward turning
The direction for turning part pulls handle, drives spacer pin motion, and spacer pin can be made to be separated with stopper slot.
Further, the pull bar is provided with limit spring, and after spacer pin is separated with stopper slot, the spring is in pressure
Contracting state.The design of limit spring makes spacer pin have automatic reset function;Can make spacer pin and stopper slot when pulling handle
Separate, the elastic force after release handle by limit spring is acted on, and spacer pin resets.
Further, the connector is cylindrical shape, and the left and right two ends of connector sidepiece are provided with for installing outer revolving part
Groove.The design of groove enables outer revolving part to be firmly mounted on connector.When outer revolving part is installed on connector
Afterwards, block piece is set up in the end of connector, it can be ensured that outer revolving part will not drop from connector.
Further, the interior revolving part includes two pieces of semicircular structure parts being detachably connected.This design makes inward turning
Turn part easy to process, and can be conveniently mounted on connector.Two pieces of semicircular structure parts are preferably bolted, and make two
Stable connection between person.Axis direction of the direction of bolt preferably with interior revolving part is vertical, makes assembling more convenient.
A kind of folded bicycle, including handle, wheel, vehicle seat and above-mentioned fold mechanism, the first support member on fold mechanism
Including upper pipe and back vent, the second support member includes seat pipe and down tube;The wheel includes front-wheel and trailing wheel, and the vehicle seat is located at seat
Guan Shang, in down tube, on upper pipe, the trailing wheel is on back vent for the handle for the front-wheel.
Further, also including shockproof mechanism, the shockproof mechanism includes preceding pipe, and the upper pipe is slidably connected by upper node
On Yu Qianguan, down tube is fixed on preceding pipe by lower node, and shock-proof spring is provided between the upper node and lower node.
Further, located at the upper end of preceding pipe, front-wheel is located at the lower end of preceding pipe for the handle.
The beneficial effects of the invention are as follows:Fold mechanism and folded bicycle that the present invention is obtained by above-mentioned design, can be quick
The folding work of car body is completed, it is simple to operation, it is time-consuming.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of embodiment of the present invention, below will be to be used needed for implementation method
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not to be seen as
It is the restriction to scope, for those of ordinary skill in the art, on the premise of not paying creative work, can be with root
Other related accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the front view of the fold mechanism that embodiment of the present invention is provided;
Fig. 2 is the front view of the fold mechanism China and foreign countries revolving part that embodiment of the present invention is provided;
Fig. 3 is the front view of connector in the fold mechanism that embodiment of the present invention is provided;
Fig. 4 is the axonometric drawing of connector in the fold mechanism that embodiment of the present invention is provided;
Fig. 5 is the front view that is connected with outer revolving part of connector in the fold mechanism that embodiment of the present invention is provided;
Fig. 6 is the axonometric drawing that is connected with outer revolving part of connector in the fold mechanism that embodiment of the present invention is provided;
Fig. 7 is the main view that is connected with interior revolving part and outer revolving part of seat pipe in the fold mechanism that embodiment of the present invention is provided
Figure;
Fig. 8 be embodiment of the present invention provide fold mechanism in seat pipe be connected with interior revolving part and outer revolving part axle survey
Figure;
Fig. 9 is that seat pipe, down tube are connected with interior revolving part and outer revolving part in the fold mechanism that embodiment of the present invention is provided
Front view;
Figure 10 is connecting rod, handle, limit spring and spacing pin connection in the fold mechanism that embodiment of the present invention is provided
Axonometric drawing;
Figure 11 is the sectional view of the folded bicycle that embodiment of the present invention is provided;
Figure 12 is the front view of the folded bicycle that embodiment of the present invention is provided;
Figure 13 is the front view of shockproof mechanism in the folded bicycle that embodiment of the present invention is provided;
Figure 14 is the cut-away view of shockproof mechanism in the folded bicycle that embodiment of the present invention is provided.
Figure acceptance of the bid note is respectively:
Preceding pipe 101;Upper node 102;Lower node 103;Sliding sleeve 104;Shock-proof spring 105;Shock-absorbing sliding block 106;Shock-absorbing sleeve
107;Shock-absorbing shoulder lid 108;Stopper 109;Base 110;Handle 111;Front-wheel 112;Vehicle seat 113;Trailing wheel 114;Boss 115;
Outer revolving part 201;Interior revolving part 202;Connector 203;Spacer pin 204;Stopper slot 205;Pull bar 206;Handle
207;U-shaped through hole 208;Limit spring 209;Groove 210;Upper pipe 211;Down tube 212;Seat pipe 213;Back vent 214.
Specific embodiment
The non power driven vehicle such as bicycle and electric motor car is the conventional vehicles and fitness tool.In recent years, people were more next
More pay attention to the utilization in space, the folded bicycle thus with fold mechanism turns into the main flow of non-motor vehicle.
The effect of fold mechanism is that the folded car of doubling is folded, and its volume is diminished, convenient to store and transport.It is existing
The most complex structure of fold mechanism, not enough facilitates when being folded, and more loses time.
Those skilled in the art are seeking a kind of instrument or method for improving the problem always for a long time.
In consideration of it, designer of the invention is by long-term exploration and trial, and multiple experiment and effort, constantly
Reform and innovation, have devised a kind of fold mechanism and folded bicycle, can preferably be improved using this fold mechanism and folded bicycle on
State problem.
To make the purpose, technical scheme and advantage of embodiment of the present invention clearer, implement below in conjunction with the present invention
Accompanying drawing in mode, is clearly and completely described to the technical scheme in embodiment of the present invention, it is clear that described reality
The mode of applying is a part of implementation method of the invention, rather than whole implementation methods.Based on the implementation method in the present invention, ability
The every other implementation method that domain those of ordinary skill is obtained under the premise of creative work is not made, belongs to the present invention
The scope of protection.Therefore, the detailed description of embodiments of the present invention below to providing in the accompanying drawings is not intended to limit and wants
The scope of the present invention of protection is sought, but is merely representative of selected implementation method of the invention.Based on the implementation method in the present invention,
The every other implementation method that those of ordinary skill in the art are obtained under the premise of creative work is not made, belongs to this
Invent the scope of protection.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise " are, based on orientation shown in the drawings or position relationship, to be for only for ease of
The description present invention is described with simplified, must have specific orientation, Yi Te rather than the equipment or element for indicating or imply meaning
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In the description of the invention, " multiple " is meant that two or more,
Unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integrally;Can be that machinery connects
Connect, or electrically connect;Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be in two elements
The connection in portion or two interaction relationships of element.For the ordinary skill in the art, can be according to specific feelings
Condition understands above-mentioned term concrete meaning in the present invention.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score
The first and second feature directly contacts can be included, it is also possible to including the first and second features be not directly contact but by it
Between other characterisation contact.And, fisrt feature second feature " on ", " top " and " above " include that first is special
Levy directly over second feature and oblique upper, or be merely representative of fisrt feature level height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " below " include fisrt feature immediately below second feature and obliquely downward, or be merely representative of
Fisrt feature level height is less than second feature.
Refer to Fig. 1-Figure 14
The fold mechanism that present embodiment is provided, including support component, rotary components and limit assembly;Rotary components bag
Outer revolving part 201, interior revolving part 202 and connector 203 are included, outer revolving part 201 and interior revolving part 202 are set in connector
Rotate outside 203 and with connector 203 and be connected, outer revolving part 201 has at least two pieces and is symmetrically distributed in a left side for interior revolving part 202
Right both sides;Support component includes the first support member being arranged on outer revolving part 201 and be arranged on interior revolving part 202 second
Support member;Limit assembly includes spacer pin 204 and stopper slot 205, and stopper slot 205 has at least two, and all stopper slots 205 are along rotation
Turn the axis annular spread of component on rotary components;After spacer pin 204 inserts stopper slot 205, outer revolving part 201 and inward turning
Turning part 202 can not produce relative rotation.
This fold mechanism is applied to other non power driven vehicles such as bicycle or electric motor car.Support component is used for supporting each portion
Part, rotary components and limit assembly are the main working parts of fold mechanism;Outer revolving part 201 and interior revolving part 202 are respectively provided with
In the outside of connector 203, can opposite joints 203 rotate, when outer revolving part 201 and interior revolving part 202 are in connector
When rotational angle is inconsistent on 203, can produce relative rotation therebetween.
After the spacer pin 204 of limit assembly inserts stopper slot 205, outer revolving part 201 and interior revolving part 202 can not be produced
Relatively rotate, now the fold mechanism is locking state;After spacer pin 204 is separated with stopper slot 205, outer revolving part 201 and
Can be produced relative rotation between interior revolving part 202.
When being produced relative rotation between outer revolving part 201 and interior revolving part 202, the first support member and the second support are driven
Part is rotated around the axis of connector 203, the angle between the first support member and the second support member is produced change, completes bender
Make.
Two kinds of different angles can be produced when stopper slot 205 there are two, between the first support member and the second support member, when
When angle is smaller between first support member and the second support member, fold mechanism is folded state, as the first support member and second
When angle is larger between support member, fold mechanism is open mode.
Stopper slot 205 can also be other numbers.Preferably two.
This fold mechanism simple structure, it is easy to use, can quickly be folded and be organized work.
Present embodiment additionally provides a kind of folded bicycle, including handle, wheel, vehicle seat and above-mentioned fold mechanism, folds
The first support member in mechanism includes upper pipe 211 and back vent 214, and the second support member includes seat pipe 213 and down tube 212;Wheel bag
Front-wheel and trailing wheel are included, in seat pipe 213, in down tube 212, handle is located on upper pipe 211 front-wheel vehicle seat, after trailing wheel is located at
On fork 214.
As shown in figure 12, apply the folded bicycle of fold mechanism, during folding upper pipe 211 and back vent 214 and seat pipe 213 and under
Pipe 212 is produced relative rotation, and the structure of folded bicycle can be made to diminish.
The effect of spacer pin 204 and stopper slot 205 is to limit rotating mechanism to rotate, when spacer pin 204 and stopper slot 205
During cooperation, outer revolving part 201 and interior revolving part 202 can not produce relative rotation.Therefore spacer pin 204 and stopper slot 205 need
It is separately positioned on outer revolving part 201 and interior revolving part 202.
Therefore, when spacer pin 204 is arranged on interior revolving part 202, stopper slot 205 is on outer revolving part 201;Work as limit
Position pin 204 is arranged on when on outer revolving part 201, and stopper slot 205 is on interior revolving part 202.Both designs can make folding
Folded mechanism completes folding work.
Launched so that spacer pin 204 is arranged on interior revolving part 202 as an example below.
Preferably, spacer pin 204 is connected with pull bar 206, and one end of the pull bar 206 is extended interior revolving part 202 and forms behaviour
Make portion.Spacer pin 204 can easily be operated by the operating portion, it is coordinated or is separated with stopper slot 205.
The operating portion of pull bar 206 can extend out interior revolving part 202 positioned at the outside of interior revolving part 202;Preferably, grasp
Make portion in the second support member, the end of operating portion is connected with handle 207, and the handle 207 extends the second support member.
As illustrated, moving handle 207 can drive pull bar 206 to move, and then spacer pin 204 is driven to move.It is this to set
Meter makes spacer pin 204 and pull bar 206 be not susceptible to the influence of miscellaneous part, spacer pin 204 is preferably completed spacing work
Make.
Preferably, spacer pin 204 is bar shaped, and its length direction is parallel with the axis direction of interior revolving part 202;Second support
Part is provided with U-shaped through hole 208, and the length direction of the U-shaped through hole 208 is vertical with the axis direction of interior revolving part 202.
As shown in Fig. 1 or Fig. 7, handle 207 is pulled along the direction away from interior revolving part 202, drive spacer pin 204 to transport
It is dynamic, spacer pin 204 can be made to be separated with stopper slot 205.
Preferably, limit spring 209 is provided with pull bar 206, after spacer pin 204 is separated with stopper slot 205, at spring
In compressive state.The design of limit spring 209 makes spacer pin 204 have automatic reset function;Can make limit when pulling handle 207
Position pin 204 is separated with stopper slot 205, and the elastic force after release handle 207 by limit spring 209 is acted on, and spacer pin 204 resets.
Connector 203 is preferably cylindrical shape, and the left and right two ends of the sidepiece of connector 203 are provided with for installing outer revolving part 201
Groove 210.
The design of groove 210 enables outer revolving part 201 to be firmly mounted on connector 203.When outer revolving part 201 is pacified
After being attached on connector 203, block piece is set up in the end of connector 203, it can be ensured that outer revolving part 201 will not be from connection
Dropped on part 203.
Further, interior revolving part 202 includes two pieces of semicircular structure parts being detachably connected.This design makes interior rotation
Part 202 is easy to process, and can be conveniently mounted on connector 203.Two pieces of semicircular structure parts are preferably bolted,
Make stable connection therebetween.Axis direction of the direction of bolt preferably with interior revolving part 202 is vertical, makes assembling more convenient.
Applying the folded bicycle of above-mentioned shockproof mechanism has good folder function, folds very convenient.Preferably, the folding
Folded car also includes shockproof mechanism, and the shockproof mechanism includes preceding pipe 101, and upper pipe 211 is slidably connected to preceding pipe by upper node 102
On 101, down tube 212 is fixed on preceding pipe 101 by lower node 103, and shock-absorbing bullet is provided between upper node 102 and lower node 103
Spring.
Vehicle is easily caused vibrations by factors such as Uneven roads in the process of moving, and shockproof mechanism can preferably by vibrations
Offset, enable the vehicle to smoothly move ahead.Shockproof mechanism is mainly realized by shock-proof spring, when vehicle vibration, upper node 102
Slide downward, compresses shock-proof spring;After vibroseis disappears, shock-proof spring resilience, node 102 playbacks in drive, by the process
Complete shock-absorbing.Additionally, fold mechanism coordinates shockproof mechanism to use, when folding, upper node 102 is sliding along preceding pipe 101, makes for vehicle
Folding work can be smoothed out.
Specifically, located at the upper end of preceding pipe 101, front-wheel is located at the lower end of preceding pipe 101 for handle.Before being adjusted by handle
The direction of wheel.
This folded bicycle can be electric motor car, as illustrated, back vent is provided with battery case, trailing wheel is motor wheel, with battery
Box is connected, and battery case can power to motor wheel and drive it to rotate;It is additionally provided with back vent and be connected foot-operated is rotated with it, allowing makes
The pin of user has local placement;Loudspeaker lamp is additionally provided with the front portion of preceding pipe, illumination can be provided.
It is the clear explanation present invention, a specific embodiment is listed in present embodiment:
A kind of fold mechanism, including support component, rotary components and limit assembly;Rotary components include outer revolving part
201st, interior revolving part 202 and connector 203, outer revolving part 201 and interior revolving part 202 be set in the outside of connector 203 and with
Connector 203 rotates connection, and outer revolving part 201 has two pieces and is symmetrically distributed in the left and right sides of interior revolving part 202;Support component
Including the first support member being arranged on outer revolving part 201 and the second support member being arranged on interior revolving part 202;Limit assembly
Including spacer pin 204 and stopper slot 205, on outer revolving part 201, each outer revolving part 201 is provided with two to stopper slot 205
Individual stopper slot 205, two stopper slots 205 along outer revolving part 201 axis annular spread.
On interior revolving part 202, spacer pin 204 is connected with pull bar 206 to spacer pin 204, and one end of the pull bar 206 extends
Go out interior revolving part 202 and extend in seat pipe, pull bar 206 is connected with handle 207 away from one end of spacer pin 204, the handle 207
Extend seat pipe.
Spacer pin 204 is bar shaped, and its length direction is parallel with the axis direction of interior revolving part 202;Set on second support member
There is U-shaped through hole 208, the length direction of the U-shaped through hole 208 is vertical with the axis direction of interior revolving part 202.Pull bar 206 is provided with
Limit spring 209, after spacer pin 204 is separated with stopper slot 205, spring is in compressive state.
Connector 203 is cylindrical shape, and the left and right two ends of the sidepiece of connector 203 are provided with for installing the recessed of outer revolving part 201
Groove 210.Interior revolving part 202 includes two pieces of semicircular structure parts being detachably connected.Two pieces of semicircular structure parts are connected by bolt
Connect.