CN206394797U - Cantilever pedal - Google Patents

Abstract

The utility model is related to a kind of cantilever pedal, it has a pedal body and the inverted impulse body positioned at the pedal body one end, the inverted impulse body is available for a pivot to place the crank for being installed on a velocipede, and the pedal body has one to trample face, and this tramples the shaft core position that face is less than the inverted impulse body；Wherein, both feet force is trampled when the face of trampling makes the cantilever pedal for being installed on crank carry out circular motion, the direction automatic swing that inverted impulse body can drive pedal body to bend, stretch force with both feet coordinates, and trample force application location by trampling face change, the dead angle for trampling force can not only be eliminated, more it is mountable to the collocation of shorter crank to use, the knee load caused to reduce the drop that both feet are trampled, and then improves and trample comfortableness and trample efficiency.

Description

Cantilever pedal

Technical field

The utility model is related to a kind of cantilever pedal, is mainly used in velocipede technical field, and especially one kind can coordinate Double-legged trample action changes force application angle automatically, can improve and trample efficiency, is easy to drive the cantilever pedal of short crank.

Background technology

At present, the velocipede of many types is driven wheel using pedal and provides power to velocipede.Road cycling, Bicycle for mountain-climbing, single block and stand-type velocipede are the example of these velocipedes, because it generally uses pedal to wheel Son provides power.In general, a trailing wheel of velocipede is supported near a rear end of vehicle frame, crank assembly is rotatably The vehicle frame is supported in, and another drive chain extends to transmit power between the crank assembly and the trailing wheel.The grade pedal is connected The grade pedal, which is can pass through, to the crank assembly and rider to velocipede transmits power.

The known setting and running for trampling automobile pedal, on the whole as depicted in figs. 1 and 2, the pedal 11 is mainly provided with pedal Body 111, the pedal body 111 has wholeheartedly axle 112, and the heart axle 112 is installed in the crank on the crank assembly of velocipede 12.The pedal body 111 around the heart axle 112 to rotate.The heart axle 112 can allow rider to be trampled in both feet in the grade pedal 11 In the case of upper, when the grade crank 12 and the grade heart axle 112 are moved with general circumferential advances with motion upwardly or downwardly Power is transmitted to the grade pedal 11.The design of this kind of pedal, no doubt can be easy be installed in velocipede crank assembly, and for riding User's both feet of velocipede alternately implement circumference and trample motion, but are having at blemish in an otherwise perfect thing.

That is, it is pedal force when stepping on force direction and the perpendicular crank 12 of pedal 11 when implementation circumference tramples motion When producing maximum work；Opposite, it is that pedal force produces minimum when force direction is in same axis status with crank 12 When, now to trample the dead angle of force, that is, impose on the pedal force of pedal or even crank 12 and crank can not be driven completely 12 coaxial fixed large fluted discs 13 are rotated；Because known offer pedal 11 necessarily has in the pedal force that double-legged circumference tramples motion More just with crank 12 be in same axis, and occur can not work done situation, therefore, treader be must through adjustment sole Joint and change the force application angle of ankle and overcome, although pedal body 111 can be rotatably assorted with the force direction of ankle, But through under long-time stampede operation, this is forced constantly to change the feelings that the ankle of force application angle but has fatiguability even to occur injury Shape.Furthermore, pedal body 111 is to be rotated with the formation of heart axle 112, and the face 113 of trampling of pedal body 111 is located at the heart axle 112 Locate, that is, the point of application of rider is located at fulcrum, allows the torque of generation to be no better than zero, therefore the pedal force of rider disappears mostly Consume in rotate pedal body, for pedal force produce work(can also give a discount, and trample efficiency it is poor even produce it is harder Situation.

In addition, the velocipede illustrated such as Fig. 1 and Fig. 2, be for stand-type velocipede, it is maximum not with Regular Bicycle With being, have no setting seat and taken for rider, rider must force in pedal with both feet in standing mode and alternately justify Trample in week motion to drive velocipede to be advanced, such a velocipede using known pedal except meet with above mentioned problem in addition to, pedal 11 with When circumference and trampling motion operation, pedal body 11 is larger in the height fall H1 of peak and minimum point, allows midstance Its foot's knee of rider can bear larger strength, and athletic injury is easily caused if using for a long time.

Utility model content

Technical problem to be solved in the utility model is：A kind of cantilever pedal is provided, it is double that it can realize that one kind can coordinate Pin trample action changes force application angle automatically, can improve and trample efficiency, is easy to drive short crank, the drop that reduction both feet are trampled and Cause the cantilever pedal of knee load to improve, overcome the deficiencies in the prior art.

In order to solve the above technical problems, the utility model is adopted the following technical scheme that：A kind of cantilever pedal, it has one to step on Plate body and the inverted impulse body positioned at the pedal body one end, the inverted impulse body are available for a pivot to place the song for being installed on a velocipede Handle, and the pedal body has one to trample face, this tramples the shaft core position that face is less than the inverted impulse body.

The velocipede that the described cantilever pedal is installed, it is comprised at least：One support body, its front end upper and lower is installed respectively There are leader's group and a front-wheel turned to by handle group control, the rear end of the support body is equiped with a trailing wheel；One crank assemblies, tool There are two to be hubbed at the support body and in the corresponding crank of 180 degree angle by an axis respectively；And an interlinked mechanism, it is arranged at Between the front and rear wheel, the transmission for constituting the cantilever pedal and the trailing wheel is coupled.

The described interlinked mechanism have one be hubbed at the large fluted disc at the crank, flywheel and one be set around large fluted disc with after Drivening piece between wheel, the flywheel is arranged at the large fluted disc.

The described interlinked mechanism have one be hubbed at the large fluted disc at the crank, flywheel and one be set around large fluted disc with after Drivening piece between wheel, the flywheel is arranged at the trailing wheel.

Described this tramples face with a position of centre of gravity, and it is less than the shaft core position of the inverted impulse body.

The described pedal body is set to one with inverted impulse body.

Described this, which tramples face, to be had from inner side toward the angle of inclination of outside updip.

A cantilever is further provided between the described pedal body and inverted impulse body.

The described cantilever is set to one with inverted impulse body, and the cantilever is hubbed at one end of the pedal body through a trunnion.

The beneficial effects of the utility model are：Through implementing for above-mentioned technological means, this creation makes rider double-legged When force tramples the cantilever pedal for making to be installed on crank in the face of trampling and carries out circular motion, inverted impulse body can drive pedal body with The direction automatic swing that force was bent, stretched to both feet coordinates, and tramples force application location by trampling face change, can not only eliminate and trample force Dead angle, be more mountable to shorter crank and use, with the knee load for reducing the drop trampled of both feet and causing, and then improve and step on Step on comfortableness and trample efficiency.

The utility model is described in further detail below in conjunction with the accompanying drawings.

Brief description of the drawings

Fig. 1 is the structural perspective that prior art pedal is applied to velocipede.

Fig. 2 is the structural representation that prior art pedal is applied to velocipede.

Fig. 3 is the structural perspective that the utility model cantilever pedal is applied to velocipede.

Fig. 4 is the first structure schematic diagram that the utility model cantilever pedal is applied to velocipede.

Fig. 5 is the structural perspective of another embodiment of the utility model cantilever pedal.

Fig. 6 is the second structural representation that the utility model cantilever pedal is applied to velocipede.

Fig. 7 is the structural representation of the utility model cantilever pedal another embodiment.

Fig. 8 is the 3rd structural representation that the utility model cantilever pedal is applied to velocipede.

Embodiment

The detailed composition of this creation cantilever pedal, as shown in Figure 3 and Figure 4, this creation cantilever pedal 2 have a pedal body 21 and the inverted impulse body 22 positioned at the one end of pedal body 21, in embodiment as shown in the figure, pedal body 21 and inverted impulse body 22 It is integrated, pedal body 21, which has, one tramples face 211, tramples the shaft core position L that face 211 is less than inverted impulse body 22, and inverted impulse body 22 Can be Bearing or the combination of axle sleeve or ball and ball base.Certainly, it can be plane as shown in the figure to trample face 211, and whole Plane trample face 211 then be less than inverted impulse body 22 shaft core position L；Or, if it is nonplanar to trample face inclined-plane or curved surface etc. Structure, then the position of centre of gravity that the face of trampling has its be less than the inverted impulse body 22 shaft core position L.Also or, pedal body 21 it is non-be made into integration with inverted impulse body 22, as shown in fig. 6, mutual by an at least fixture 26 between pedal body 21 and inverted impulse body 22 Assembling is fixed

Wherein, the cantilever pedal of this creation, which is available for users to, is voluntarily assembled at the crank of velocipede, real as shown in Figure 5 Apply in example, inverted impulse body 22 is available for a pivot 23 to place the crank 31 for being installed on a velocipede, and because tramples face 211 less than pivot The shaft core position L of body 22, the point of application trampled not at fulcrum at, therefore an effective torque of walking around can be produced, allow pedal sheet Body 21 can be that axle center formation freely swings by inverted impulse body 22；When rider's both feet are trampled in left and right cantilever pedal 2 respectively and are applied When power alternately implements circumference and tramples motion, through the stretching of both feet, operation is bent, the corresponding pedal body 21 will be with force Direction automatic swing, and cause the angle correspondence that ankle can be most natural, appropriate to force in the face of trampling 211, and ought a wherein crank 31 and pedal body 21 with circular motion rotate to peak when, as shown in figure 5, crank 31 and pedal body 21 are in same axle Wire state, now tramples force application location through the change that freely swings for trampling face 211, allow trample force application location will not occur with Crank 31 is in the situation of same axis, reaches the automatic dead angle for eliminating and trampling force, and not only making the pedal force of both feet can play more Big work(, reaches that raising tramples efficiency effect and reaches relatively labor-saving expected purpose, meanwhile, the ankle constantly exerted a force can also be used Reach the security impact that relatively comfortable, indefatigability is even avoided injury.

Certainly, the cantilever pedal of this creation freely swinging and changing and trample force application location by the face of trampling, and produce One effective torque of walking around, allows pedal force to produce bigger work(, allowing the cantilever pedal of this creation to be mountable to shorter crank makes With because general shorter crank is just able to drive it to rotate, it is necessary to impose larger pedal force when in use, if using this creation Cantilever pedal rider can easily drive the crank.And, the cantilever pedal of this creation is applied to stand-type velocipede When, as shown in figure 3, the stand-type velocipede, which is comprised at least, a support body 33, its front end upper and lower is equiped with leader's group respectively 34 and one by the handle group 34 control turn to front-wheel 35, the rear end of the support body 33 is equiped with a trailing wheel 32；One crank assemblies, tool There are two to be hubbed at the support body and in the corresponding crank 31 of 180 degree angle, the cantilever pedal of this creation by an axis 311 respectively 2 are installed on the crank 31；Separately supply to constitute two cantilever pedals 2 and the trailing wheel 32 provided with one group between front and rear wheel 35,32 It is driven the interlinked mechanism being coupled；Wherein, the interlinked mechanism have one be hubbed at large fluted disc 36 at the crank 31, flywheel 37 and One is set around the drivening piece 38 (can be refining bar or belt) between the trailing wheel fluted disc 321 of large fluted disc 36 and trailing wheel, and flywheel 37 has In the effect of one-way transmission power, embodiment as shown in the figure, flywheel 37 is arranged at the large fluted disc 36, and the flywheel also can be set At trailing wheel fluted disc 321；Wherein, flywheel 37 is arranged at the large fluted disc 36 rather than is arranged at trailing wheel fluted disc, allows trailing wheel fluted disc It can not must be limited by original setting flywheel using many number of teeth large wheel footpaths, and few number of teeth can be used compared with the rear gear teeth of small-wheel-diameter Disk, can still possess the fast specific efficiency of identical.

Above-mentioned stand-type velocipede is in trampling in use, due to being pivoted that the pedal body 21 of cantilever pedal 2 freely swings In velocipede crank 31, thus velocipede rider both feet with circular motion pushes pedals body 21 when, the left and right pedal body 21 In peak and the height fall H2 of minimum point, will with former setting is identical will not occur growth situation, in some instances it may even be possible to because of It can be used shorter crank that height fall H2 can be allowed to shorten, and this, stretched for rider's both feet, bend the operation for trampling force, reduction Height fall, can reach the effects such as meeting ergonomics easy to operate, smooth and comfort need.

Furthermore, it is illustrated in figure 7 the structural perspective of another embodiment of cantilever pedal in this creation, pedal body 21 and pivot A cantilever 24 is further provided between swivel 22, the cantilever 24 can be set to be made into integration with inverted impulse body 22, and the cantilever 24 passes through one Trunnion 25 is hubbed at the one end of pedal body 21；Pedal body 21 and cantilever 24 is allowed mutually to implement expansion and folding action, also Needs should be operated, the pedal body 21 of the cantilever pedal can do expansion action in good time, with convenient use, without used time, pedal Body 21 can folding inwardly draw close in crank 31, with up to the effect not taken up space.Wherein, the pedal body 21 and provided with one hold Groove 212 of receiving abuts cantilever 24, in pedal body 21 and during 24 mutual folding of cantilever, and the inverted impulse body 22 and cantilever 24 can house hidden It is located in the holding tank 212.

Have in addition, this tramples face 211 from inner side toward the angle of inclination of outside updip, as shown in figure 8, when pedal body 21 It is installed in after velocipede crank 31, the outer side bottom surface end of pedal body 21 and the vertical bottom of trailing wheel 32 can maintain international rule 25 ° of inclination angle scopes that model velocipede (bicycle) pedal is installed, prevent cantilever pedal 2 from being come in contact when driving a vehicle and turning to reach Ground A danger.

Claims (9)

1. a kind of cantilever pedal, it is characterised in that：It has a pedal body and the inverted impulse body positioned at the pedal body one end, The inverted impulse body is available for a pivot to place the crank for being installed on a velocipede, and the pedal body has one to trample face, and this tramples face Less than the shaft core position of the inverted impulse body.

2. cantilever pedal as claimed in claim 1, it is characterised in that：The velocipede that the cantilever pedal is installed, it is at least wrapped Contain：

One support body, its front end upper and lower is equiped with leader's group and a front-wheel turned to by handle group control, the support body respectively Rear end be equiped with a trailing wheel；

One crank assemblies, the support body is hubbed at and in the corresponding crank of 180 degree angle with two by an axis respectively；And

One interlinked mechanism, is arranged between the front and rear wheel, and the transmission for constituting the cantilever pedal and the trailing wheel is coupled.

3. cantilever pedal as claimed in claim 2, it is characterised in that：The interlinked mechanism is hubbed at big at the crank with one Fluted disc, flywheel and one are set around the drivening piece between large fluted disc and trailing wheel, and the flywheel is arranged at the large fluted disc.

4. cantilever pedal as claimed in claim 2, it is characterised in that：The interlinked mechanism is hubbed at big at the crank with one Fluted disc, flywheel and one are set around the drivening piece between large fluted disc and trailing wheel, and the flywheel is arranged at the trailing wheel.

5. cantilever pedal as claimed in claim 1, it is characterised in that：This tramples face with a position of centre of gravity, and it is less than the pivot The shaft core position of swivel.

6. cantilever pedal as claimed in claim 1, it is characterised in that：The pedal body is set to one with inverted impulse body.

7. cantilever pedal as claimed in claim 1, it is characterised in that：This tramples face with the inclination from inner side toward outside updip Angle.

8. cantilever pedal as claimed in claim 1, it is characterised in that：One is further provided between the pedal body and inverted impulse body to hang Arm.

9. cantilever pedal as claimed in claim 8, it is characterised in that：The cantilever is set to one with inverted impulse body, and the cantilever is saturating Cross one end that a trunnion is hubbed at the pedal body.