CN102358386A - Labor-saving scooter - Google Patents
Labor-saving scooter Download PDFInfo
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- CN102358386A CN102358386A CN2011102414898A CN201110241489A CN102358386A CN 102358386 A CN102358386 A CN 102358386A CN 2011102414898 A CN2011102414898 A CN 2011102414898A CN 201110241489 A CN201110241489 A CN 201110241489A CN 102358386 A CN102358386 A CN 102358386A
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Abstract
The invention relates to the technical field of scooters, in particular to a labor-saving scooter, which comprises a scooter body, a driving system, a front wheel and a rear wheel, wherein the scooter body comprises a power rotating shaft fixing plate and a scooter body support, the driving system comprises power levers, a unidirectional flywheel, a return guide wheel, a power rotating shaft, a chain and springs; the return guide wheel and the power rotating shaft fixing plate are arranged on the scooter body frame; the power levers comprise a front power lever and a rear power lever; the front power lever and the rear power lever are fixedly connected; a connection part between the front power lever and the rear power lever is hinged with the power rotating shaft fixing plate through the power rotating shaft; the power levers are provided with the springs; two ends of the chain are used for respectively fixing the front power lever and the rear power lever; and the chain rounds and is connected with the return guide wheel and the unidirectional flywheel. By adopting the scooter in such a structure, labor-saving settings are adopted in the structure, so that the scooter is easy to start and ascend; and when the labor-saving scooter is used, a user does not need to tread the scooter with large force and cannot feel fatigue easily in the repeated treading motion.
Description
Technical field
The present invention relates to a kind of scooter technical field, be specifically related to a kind of labor-saving pedal car.
Background technology
Scooter can be as children, adult at the amusing products in when leisure, walking-replacing tool that people closely go on a journey, body-building apparatus or the like; It integrates amusement, ride instead of walk, body-building, have volume little, in light weight, guide and support conveniently, easy to learn, be fit to the multi-level field and the characteristics such as people's use of age grade section for many years.
The patent No. is that 200920080728.4 Chinese utility model patent discloses a kind of scooter with gradient pedal; It includes kickstand, front and back wheel, is movably connected in power depression bar, the power depression bar return mechanism on the kickstand top and is arranged on the Power train assembly between the drive wheel on power depression bar and the axletree; Its principal feature is that the upper end of power depression bar is divided into positive stop end and laborsaving end two parts with this Active foot plate; When Active foot plate was positioned at most significant bit, the degree of dip of Active foot plate was the 15-45 degree; Between the front portion of Active foot plate positive stop end and kickstand, be provided with limit pull rod, the adapter shaft that its length equals Active foot plate and limit pull rod walks to the arc radius of the formed circular arc stroke of nadir from vertex.
The patent No. is that 200920078968.0 Chinese utility model patent discloses a kind of reciprocating type gear shift pedal structure that is used for scooter; It has the movable power depression bar that is connected on the scooter kickstand; It is characterized in that it also has the power depression bar return mechanism that the end that can make the power depression bar is upwards scratched; The upper end of power depression bar is connected with Active foot plate through axle and makes this Active foot plate be divided into Active foot plate positive stop end and the laborsaving end two parts of Active foot plate, between the front portion of Active foot plate positive stop end and kickstand, be provided with can restraint pedal action radius the flexible connection member.
Above-mentioned disclosed several kinds of repeatedlies are trampled the scooter of motion, have starting heavy, and stampede power required in the motion is bigger, and situation such as tingle, fatigue appear in people's pin easily at short notice, and the laborsaving setting on the non-structure, have shortcomings such as upward slope difficulty.
Therefore, demand providing a kind of labor-saving pedal car urgently, structurally take laborsaving setting, make the scooter starting easily, go up a slope easily, do not need in the use to trample energetically, make the user when trampling motion repeatedly, be difficult for feeling fatigue.
Summary of the invention
The object of the present invention is to provide a kind of labor-saving pedal car, structurally take laborsaving setting, make the scooter starting easily, go up a slope easily, do not need in the use to trample energetically, make the user when trampling motion repeatedly, be difficult for feeling fatigue.
The object of the invention is realized through following technical measures:
A kind of labor-saving pedal car comprises vehicle body, drive system, front-wheel and trailing wheel, and vehicle body comprises power shaft adapter plate and body support; Drive system comprises power lever, unidirectional flywheel, return guide wheel, power shaft, chain and spring; Return guide wheel, power shaft adapter plate are arranged at body support, power rail and back power rail before power lever comprises, and preceding power rail is affixed with the back power rail; Preceding power rail is articulated in the power shaft adapter plate with power rail junction, back through power shaft; Power lever is provided with spring, power rail and back power rail before the chain two ends are individually fixed in, and chain is wire-wrapped in return guide wheel, unidirectional flywheel.
Further; Spring is a torsion spring, and the power shaft adapter plate is provided with torsion spring arm of force control apparatus, and back power rail is provided with the torsion spring fixed link; Torsion spring is articulated in power shaft; Torsion spring first card base is connected in the torsion spring fixed link, and second card base is connected in torsion spring arm of force control apparatus, and unidirectional flywheel and return guide wheel are arranged at the inboard of solderless wrapped connection chain.
Further, spring is a torsion spring, and trailing wheel is provided with switching-over guide wheel fixed plate; Switching-over guide wheel fixed plate is provided with the switching-over guide wheel, and the power shaft adapter plate is provided with torsion spring arm of force control apparatus, and preceding power rail is provided with the torsion spring fixed link; Torsion spring is articulated in power shaft, and torsion spring first card base is connected in the torsion spring fixed link, and second card base is connected in torsion spring arm of force control apparatus; Unidirectional flywheel is arranged at the outside of solderless wrapped connection chain, and the return guide wheel is arranged at the inboard of solderless wrapped connection chain.
Further, spring is extension spring, and extension spring one end is fixed in body support, and an other end is fixed in preceding power rail, and unidirectional flywheel and return guide wheel are arranged at the inboard of solderless wrapped connection chain.
Further, spring is extension spring, and trailing wheel is provided with switching-over guide wheel fixed plate; Switching-over guide wheel fixed plate is provided with the switching-over guide wheel, and extension spring one end is fixed in body support, and an other end is fixed in the back power rail; Unidirectional flywheel is arranged at the outside of solderless wrapped connection chain, and the return guide wheel is arranged at the inboard of solderless wrapped connection chain.
Further, the number of drive system is two, and the number of power lever is two, and two drive systems are arranged at the left side and the right side of body support respectively, and the drive system in left side is connected in a power lever, and the drive system on right side is connected in another power lever.
Further, torsion spring arm of force control apparatus is at least two torsion spring arm of force adjusts bar.
Further, preceding power rail is provided with front running board, and back power rail is provided with back step.
Further, the affixed pedal of preceding power rail front end, back power rail is provided with vehicle seat.
Further, torsion spring arm of force control apparatus is at least two torsion spring arm of force adjustment holes.
Beneficial effect of the present invention:
A kind of labor-saving pedal car comprises vehicle body, drive system, front-wheel and trailing wheel, and vehicle body comprises power shaft adapter plate and body support; Drive system comprises power lever, unidirectional flywheel, return guide wheel, power shaft, chain and spring; Return guide wheel, power shaft adapter plate are arranged at body support, power rail and back power rail before power lever comprises, and preceding power rail is affixed with the back power rail; Preceding power rail is articulated in the power shaft adapter plate with power rail junction, back through power shaft; Power lever is provided with spring, power rail and back power rail before the chain two ends are individually fixed in, and chain is wire-wrapped in return guide wheel, unidirectional flywheel.
Adopt the scooter of this structure, structurally take laborsaving setting, make the scooter starting easily, go up a slope easily, do not need in the use to trample energetically, make the user when trampling motion repeatedly, be difficult for feeling fatigue.
Description of drawings
Utilize accompanying drawing that the present invention is further specified, but the content in the accompanying drawing does not constitute any restriction of the present invention.
Fig. 1 is a kind of labor-saving pedal car of the present invention integral structure scheme drawing.
Fig. 2 steps on view after stepping on power before a kind of labor-saving pedal car of the present invention torsion spring labor-saving structure major part.
Fig. 3 steps on view before stepping on power before a kind of labor-saving pedal car of the present invention torsion spring labor-saving structure major part.
Fig. 4 steps on view before stepping on power behind a kind of labor-saving pedal car of the present invention torsion spring labor-saving structure major part.
Fig. 5 steps on view after stepping on power behind a kind of labor-saving pedal car of the present invention torsion spring labor-saving structure major part.
Fig. 6 steps on view after stepping on power before a kind of labor-saving pedal car of the present invention extension spring labor-saving structure major part.
Fig. 7 steps on view before stepping on power before a kind of labor-saving pedal car of the present invention extension spring labor-saving structure major part.
Fig. 8 steps on view before stepping on power behind a kind of labor-saving pedal car of the present invention extension spring labor-saving structure major part.
Fig. 9 steps on view after stepping on power behind a kind of labor-saving pedal car of the present invention extension spring labor-saving structure major part.
Figure 10 is that a kind of labor-saving pedal car of the present invention can seat be stepped on pressure condition scheme drawing behind the power before the formula.
Figure 11 steps on view before a kind of labor-saving pedal car of the present invention can seat be stepped on power before the formula.
Figure 12 steps on view before a kind of labor-saving pedal car of the present invention can seat presses power after the formula.
Figure 13 is that a kind of labor-saving pedal car of the present invention can seat presses pressure condition scheme drawing after the power after the formula.
In Fig. 1-13, include:
1---vehicle body,
11---body support,
12---power shaft adapter plate, 13---torsion spring arm of force adjust bar, 14---torsion spring arm of force adjustment hole,
21---power lever, 211---preceding power rail, 212---back power rail,
22---unidirectional flywheel,
23---the return guide wheel,
24---power shaft,
251---the switching-over guide wheel,
26---chain,
271---extension spring, 272---torsion spring, 2721---first card base, 2722---second card base, 273---torsion spring fixed link,
3---front-wheel,
4---trailing wheel,
5---vehicle seat.
The specific embodiment
In conjunction with following examples the present invention is described further.
Shown in Fig. 1 to 3, a kind of labor-saving pedal car of the present invention comprises vehicle body 1, drive system, front-wheel 3 and trailing wheel 4; Vehicle body 1 comprises power shaft adapter plate 12 and body support 11, and drive system comprises power lever 21, unidirectional flywheel 22, return guide wheel 23, power shaft 24, chain 26 and spring, and return guide wheel 23, power shaft adapter plate 12 are arranged at body support 11; Power rail 211 and back power rail 212 before power lever 21 comprises; Preceding power rail 211 is affixed with back power rail 212, and preceding power rail 211 is articulated in power shaft adapter plate 12 with power rail 212 junctions, back through power shaft 24, and power lever 21 is provided with spring; Power rail 211 and back power rail 212 before chain 26 two ends are individually fixed in, chain 26 is wire-wrapped in return guide wheel 23, unidirectional flywheel 22, and front-wheel 3 is rotationally connected with vehicle body 1 front portion through bearing; Trailing wheel 4 is connected with individual event flywheel 22 through axle, and is rotationally connected with the rear portion of vehicle body 1 through bearing.
Spring is a torsion spring 272; Power shaft adapter plate 12 is provided with torsion spring arm of force control apparatus; Back power rail 212 is provided with torsion spring fixed link 273, and torsion spring 272 is articulated in power shaft 24, and torsion spring 272 first card bases 2721 are connected in torsion spring fixed link 273; Second card base 2722 is connected in torsion spring arm of force control apparatus, and unidirectional flywheel 22 and return guide wheel 23 are arranged at the inboard of the U-shaped chain 26 of chain 26 solderless wrapped connections formation.
The number of drive system is two; The number of power lever 21 is two; Two said drive systems are arranged at the left side and the right side of body support 11 respectively, and the drive system in left side is connected in a power lever 21, and the drive system on right side is connected in another power lever 21.
Torsion spring arm of force control apparatus is at least two torsion spring arm of force adjusts bar 13.Be connected on the different torsion spring arm of force adjusts bar 13 through second card base 2722 torsion spring 272, different with torsion spring 272 deformation quantities, realize the adjusting of laborsaving size.
Preceding power rail 211 is provided with front running board, and back power rail 212 is provided with back step.Convenient foot-operated, make the user be difficult for landing from the scooter.
As shown in Figure 2, after stepping on power before the torsion spring labor-saving structure major part, step on view, when the people tramples back power rail 212 backward; Power rail rotates counterclockwise around power shaft 24; Chain 26 also rotates counterclockwise thereupon, and this moment, unidirectional flywheel 22 was idle running, and this process no power takeoff is the return process; The people tramples back power rail 212 backward in the return process; Torsion spring 272 is compressed, and torsion spring 272 produces deformation, and the kinetic energy that the people is produced when the return changes into torsion spring 272 deformation energies and is stored in torsion spring 272.
As shown in Figure 3, before stepping on power before the torsion spring labor-saving structure major part, step on view, before the people tramples forward during power rail 211; Power rail clockwise rotates around power shaft 24, and chain 26 drives unidirectional flywheel 22 and clockwise rotates, and unidirectional flywheel 22 drives trailing wheel 4 through axle and clockwise rotates; This process is a takeoff output, and in the takeoff output process, the people is before trampling forward during power rail 211; Torsion spring 272 discharges the deformation energy that stores in the return process simultaneously; Make the people when trampling forward, less strength is provided, thereby reach the labour-saving purpose.
This structure is the scooter that a kind of elastic deformation energy storage that utilizes torsion spring 272 reaches laborsaving effect; Its cardinal principle is to utilize the people back and forth stepping on when capable; The store energy that the people is produced during with return is among elastically-deformable torsion spring 272, and when takeoff output, people's active pedal force adds the elastic deformation power of torsion spring 272; Make the people in stepping on capable process the stampede power that will provide reduce, thereby reach the labour-saving purpose.
Adopt the scooter of this structure, structurally take laborsaving setting, make the scooter starting easily, go up a slope easily, do not need in the use to trample energetically, make the user when trampling motion repeatedly, be difficult for feeling fatigue.
Embodiment 2
A kind of labor-saving pedal car of the present invention such as Fig. 4, shown in Figure 5, keystone configuration is identical with the foregoing description 1, and the difference part is:
Spring is a torsion spring 272; Trailing wheel 4 is provided with switching-over guide wheel fixed plate, and said switching-over guide wheel fixed plate is provided with switching-over guide wheel 251, and power shaft adapter plate 12 is provided with torsion spring arm of force control apparatus; Preceding power rail 211 is provided with torsion spring fixed link 273; Torsion spring 272 is articulated in power shaft 24, and torsion spring 272 first card bases 2721 are connected in torsion spring fixed link 273, the second card bases 2722 and are connected in torsion spring arm of force control apparatus; Unidirectional flywheel 22 is arranged at the outside of the U-shaped chain 26 of chain 26 solderless wrapped connections formation, and return guide wheel 23 is arranged at the inboard of the U-shaped chain 26 of chain 26 solderless wrapped connections formation.
As shown in Figure 4, before stepping on power behind the torsion spring labor-saving structure major part, step on view, before the people tramples forward during power rail 211; Power rail clockwise rotates around power shaft 24, switching-over guide wheel 251, and return guide wheel 23 clockwise rotates under the drive of chain 26; 22 conter clockwise idle running of unidirectional flywheel, this moment, no power takeoff was the return process, in the return process; The people tramples preceding power rail 211 forward, and torsion spring 272 is compressed, and makes it to produce deformation; The energy that the people is produced during power rail 211 before trampling forward changes into the deformation energy of torsion spring 272, is stored in the torsion spring 272.
As shown in Figure 5, after stepping on power behind the torsion spring labor-saving structure major part, step on view, when the people tramples back power rail 212 backward; Power rail rotates counterclockwise around power shaft 24, switching-over guide wheel 251, and return guide wheel 23 rotates counterclockwise under the drive of chain 26; Unidirectional flywheel 22 clockwise rotates, and this moment, takeoff output and was trampled in the process backward; Spring discharges deformation energy, reaches laborsaving purpose.
Torsion spring arm of force control apparatus is at least two torsion spring arm of force adjustment holes 14.Be connected in different torsion spring arm of force adjustment holes 14 through second card base 2722 with torsion spring 272, different with torsion spring 272 deformation quantities, realize the adjusting of laborsaving size.Adjustment hole can better block steady torsion spring 272 second card bases 2722.
A kind of labor-saving pedal car of the present invention such as Fig. 6, shown in Figure 7, keystone configuration is identical with the foregoing description 1, and the difference part is:
Spring is extension spring 271, and extension spring 271 1 ends are fixed in body support 11, and an other end is fixed in preceding power rail 211, and unidirectional flywheel 22 and return guide wheel 23 are arranged at the inboard of the U-shaped chain 26 of chain 26 solderless wrapped connections formation.
As shown in Figure 6, after stepping on power before the extension spring 271 labor-saving structure major parts, step on view, when the people tramples back power rail 212 backward; Power rail rotates counterclockwise around power shaft 24, switching-over guide wheel 251, and return guide wheel 23 rotates counterclockwise under the drive of chain 26; 22 conter clockwise idle running of unidirectional flywheel, this moment, no power takeoff was the return process, in the return process; The people tramples back power rail 212 backward with extension spring 271 tensionings; Make it to produce deformation, the energy that the people is produced when trampling changes into the deformation energy of extension spring 271, is stored in the extension spring 271.
As shown in Figure 7, before stepping on power before the extension spring 271 labor-saving structure major parts, step on view, before the people tramples forward during power rail 211; Power rail clockwise rotates around power shaft 24, and chain 26 drives unidirectional flywheel 22 and clockwise rotates, and unidirectional flywheel 22 drives trailing wheel 4 through axle and clockwise rotates; This process is a takeoff output, and in the takeoff output process, the people is before trampling forward during power rail 211; Extension spring 271 discharges the deformation energy that stores in the return process simultaneously; Make the people when trampling forward, less strength is provided, thereby reach the labour-saving purpose.
Adopt the scooter of this structure, structurally take laborsaving setting, make the scooter starting easily, go up a slope easily, do not need in the use to trample energetically, make the user when trampling motion repeatedly, be difficult for feeling fatigue.
A kind of labor-saving pedal car of the present invention such as Fig. 8, shown in Figure 9, keystone configuration is identical with the foregoing description 1, and the difference part is:
Trailing wheel 4 is provided with switching-over guide wheel fixed plate; Switching-over guide wheel fixed plate is provided with switching-over guide wheel 251; Spring is extension spring 271, and extension spring 271 1 ends are fixed in body support 11, and an other end is fixed in back power rail 212; Unidirectional flywheel 22 is arranged at the outside of the U-shaped chain 26 of chain 26 solderless wrapped connections formation, and return guide wheel 23 is arranged at the inboard of the U-shaped chain 26 of chain 26 solderless wrapped connections formation.
As shown in Figure 8, before stepping on power behind the extension spring 271 labor-saving structure major parts, step on view, before the people tramples forward during power rail 211; Power rail clockwise rotates around power shaft 24, switching-over guide wheel 251, and return guide wheel 23 clockwise rotates under the drive of chain 26; 22 conter clockwise idle running of unidirectional flywheel, this moment, no power takeoff was the return process, in the return process; The people tramples preceding power rail 211 forward, with extension spring 271 tensionings, makes it to produce deformation; The energy that the people is produced during power rail 211 before trampling forward changes into the deformation energy of extension spring 271, is stored in the extension spring 271.
As shown in Figure 9, after stepping on power behind the extension spring 271 labor-saving structure major parts, step on view, when the people tramples back power rail 212 backward; Power rail rotates counterclockwise around power shaft 24, switching-over guide wheel 251, and return guide wheel 23 rotates counterclockwise under the drive of chain 26; Unidirectional flywheel 22 clockwise rotates, and this moment, takeoff output and was trampled in the process backward; Spring discharges deformation energy, reaches laborsaving purpose.
Adopt the scooter of this structure, structurally take laborsaving setting, make the scooter starting easily, go up a slope easily, do not need in the use to trample energetically, make the user when trampling motion repeatedly, be difficult for feeling fatigue.
A kind of labor-saving pedal car of the present invention such as Figure 10, shown in Figure 11, keystone configuration is identical with the foregoing description 1, and the difference part is:
Spring is a torsion spring 272; Power shaft adapter plate 12 is provided with torsion spring arm of force control apparatus; Back power rail 212 is provided with torsion spring fixed link 273, and torsion spring 272 is articulated in power shaft 24, and torsion spring 272 first card bases 2721 are connected in torsion spring fixed link 273; Second card base 2722 is connected in torsion spring arm of force control apparatus, and unidirectional flywheel 22 and return guide wheel 23 are arranged at the inboard of the U-shaped chain 26 of chain 26 solderless wrapped connections formation.
The preceding affixed pedal of power rail 211 front ends, back power rail 212 is provided with vehicle seat 5.
Shown in figure 10, for can seat stepping on pressure condition scheme drawing behind the power before the formula, the people is sitting on the vehicle seat 5 of Liftable type, and both feet are stepped in the two pedal of power rail front end, and both hands are held the handgrip on the headstock tight in one's hands.During return, the people is sitting in the gravity that utilizes people self on the vehicle seat 5, and back power rail 212 is pressed backward; Power rail rotates counterclockwise around power shaft 24, and under the drive of chain 26, return guide wheel 23 rotates counterclockwise; Unidirectional flywheel 22 conter clockwises idle running makes the power rail return, and compresses torsion spring 272; Make it to produce deformation, the deformation energy that the kinetic energy during with return changes into torsion spring 272 is stored in the torsion spring 272.
Shown in figure 11, before can seat stepping on power before the formula, step on view, during takeoff output, both feet are tightly stepped on two pedal; People's buttocks leaves vehicle seat 5, the health all wt is got back on the both feet, and depressed two pedal forward, power rail 211 before promptly depressing; Power rail clockwise rotates around power shaft 24, and under the drive of chain 26, return guide wheel 23 clockwise rotates; Unidirectional flywheel 22 clockwise rotates, and outputting power drives trailing wheel 4 and advances forward; Be stored in the deformation energy in the torsion spring 272 during at this moment by return, the required strength of people self is reduced, reach the labour-saving purpose.
Adopt the scooter of this structure, structurally take laborsaving setting, make the scooter starting easily, go up a slope easily, do not need in the use to trample energetically, make the user when trampling motion repeatedly, be difficult for feeling fatigue.
Embodiment 6
A kind of labor-saving pedal car of the present invention such as Figure 12, shown in Figure 13, keystone configuration is identical with the foregoing description 1, and the difference part is:
Spring is a torsion spring 272; Power shaft adapter plate 12 is provided with torsion spring arm of force control apparatus, and preceding power rail 211 is provided with torsion spring fixed link 273, and torsion spring 272 is articulated in power shaft 24; Torsion spring 272 first card bases 2721 are connected in torsion spring fixed link 273; Second card base 2722 is connected in torsion spring arm of force control apparatus, and unidirectional flywheel 22 is arranged at the outside of the U-shaped chain 26 of chain 26 solderless wrapped connections formation, and return guide wheel 23 is arranged at the inboard of the U-shaped chain 26 of chain 26 solderless wrapped connections formation.
The preceding affixed pedal of power rail 211 front ends, back power rail 212 is provided with vehicle seat 5.
Shown in figure 12, before can seat pressing power after the formula, step on view, during return, both feet are tightly stepped on two pedal; People's buttocks leaves vehicle seat 5, the health all wt is got back on the both feet, and depressed two pedal forward, power rail 211 before promptly depressing; Power rail clockwise rotates around power shaft 24, return guide wheel 23, and switching-over guide wheel 251 clockwise rotates under the drive of chain 26; 22 conter clockwise idle running of unidirectional flywheel, the power rail return, and compress torsion spring 272.
Shown in figure 13, for can seat pressing pressure condition scheme drawing after the power after the formula, the people is sitting on the vehicle seat 5 of Liftable type, and both feet are stepped in the two pedal of power rail front end, and both hands are held the handgrip on the headstock tight in one's hands.During takeoff output, the people is sitting in the gravity that utilizes people self on the vehicle seat 5, and back power rail 212 is pressed backward; Power rail rotates counterclockwise around power shaft 24, return guide wheel 23, and switching-over guide wheel 251 rotates counterclockwise under the drive of chain 26; Unidirectional flywheel 22 clockwise rotates, and outputting power drives trailing wheel 4 and rotates; Reduce people self required strength by the deformation energy of torsion spring 272 this moment.
Adopt the scooter of this structure, structurally take laborsaving setting, make the scooter starting easily, go up a slope easily, do not need in the use to trample energetically, make the user when trampling motion repeatedly, be difficult for feeling fatigue.
Should be noted that at last; Above embodiment only is used to technical scheme of the present invention is described but not to the restriction of protection domain of the present invention; Although the present invention has been done detailed description with reference to preferred embodiment; Those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement technical scheme of the present invention, and do not break away from the essence and the scope of technical scheme of the present invention.
Claims (10)
1. labor-saving pedal car; Comprise vehicle body, drive system, front-wheel and trailing wheel; It is characterized in that: said vehicle body comprises power shaft adapter plate and body support, and said drive system comprises power lever, unidirectional flywheel, return guide wheel, power shaft, chain and spring, and said return guide wheel, power shaft adapter plate are arranged at said body support; Power rail and back power rail before said power lever comprises; Power rail is affixed with the back power rail before said, and said preceding power rail is articulated in the power shaft adapter plate with power rail junction, back through said power shaft, and said power lever is provided with spring; Said chain two ends are individually fixed in said preceding power rail and said back power rail, and said chain is wire-wrapped in said return guide wheel, unidirectional flywheel.
2. a kind of labor-saving pedal car according to claim 1; It is characterized in that: said spring is a torsion spring, and said power shaft adapter plate is provided with torsion spring arm of force control apparatus, and said back power rail is provided with the torsion spring fixed link; Said torsion spring is articulated in said power shaft; Said torsion spring first card base is connected in said torsion spring fixed link, and second card base is connected in said torsion spring arm of force control apparatus, and said unidirectional flywheel and return guide wheel are arranged at the inboard of solderless wrapped connection chain.
3. a kind of labor-saving pedal car according to claim 1 is characterized in that: said spring is a torsion spring, and said trailing wheel is provided with switching-over guide wheel fixed plate; Said switching-over guide wheel fixed plate is provided with the switching-over guide wheel; Said power shaft adapter plate is provided with torsion spring arm of force control apparatus, and said preceding power rail is provided with the torsion spring fixed link, and said torsion spring is articulated in power shaft; Said torsion spring first card base is connected in said torsion spring fixed link; Second card base is connected in said torsion spring arm of force control apparatus, and said unidirectional flywheel is arranged at the outside of solderless wrapped connection chain, and said return guide wheel is arranged at the inboard of solderless wrapped connection chain.
4. a kind of labor-saving pedal car according to claim 1; It is characterized in that: said spring is extension spring; Said extension spring one end is fixed in said body support, and an other end is fixed in said preceding power rail, and said unidirectional flywheel and return guide wheel are arranged at the inboard of solderless wrapped connection chain.
5. a kind of labor-saving pedal car according to claim 1; It is characterized in that: said spring is extension spring, and said trailing wheel is provided with switching-over guide wheel fixed plate, and said switching-over guide wheel fixed plate is provided with the switching-over guide wheel; Said extension spring one end is fixed in said body support; An other end is fixed in said back power rail, and said unidirectional flywheel is arranged at the outside of solderless wrapped connection chain, and said return guide wheel is arranged at the inboard of solderless wrapped connection chain.
6. a kind of labor-saving pedal car according to claim 5; It is characterized in that: the number of said drive system is two; The number of said power lever is two; Two said drive systems are arranged at the left side and the right side of said body support respectively, and the drive system in left side is connected in a power lever, and the drive system on right side is connected in another power lever.
7. a kind of labor-saving pedal car according to claim 5 is characterized in that: said torsion spring arm of force control apparatus is at least two torsion spring arm of force adjusts bar.
8. a kind of labor-saving pedal car according to claim 7 is characterized in that: power rail is provided with front running board before said, and back power rail is provided with back step.
9. a kind of labor-saving pedal car according to claim 7 is characterized in that: the affixed pedal of power rail front end before said, back power rail is provided with vehicle seat.
10. a kind of labor-saving pedal car according to claim 5 is characterized in that: said torsion spring arm of force control apparatus is at least two torsion spring arm of force adjustment holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102414898A CN102358386A (en) | 2011-08-22 | 2011-08-22 | Labor-saving scooter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102414898A CN102358386A (en) | 2011-08-22 | 2011-08-22 | Labor-saving scooter |
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| CN102358386A true CN102358386A (en) | 2012-02-22 |
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| CN2011102414898A Pending CN102358386A (en) | 2011-08-22 | 2011-08-22 | Labor-saving scooter |
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| CN202225986U (en) * | 2011-08-22 | 2012-05-23 | 李建和 | Labor-saving variable-speed scooter |
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| CN1348896A (en) * | 2001-05-23 | 2002-05-15 | 赵宽学 | Pedal slider |
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| CN202011460U (en) * | 2011-04-28 | 2011-10-19 | 李建和 | Variable speed scooter |
| CN202225986U (en) * | 2011-08-22 | 2012-05-23 | 李建和 | Labor-saving variable-speed scooter |
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Application publication date: 20120222 |