TWI580875B - Mobile carrier - Google Patents

Description

Motion carrier

The present invention relates to a human-driven mobile vehicle, and more particularly to a transmission mechanism for such a mobile vehicle.

The general means of transportation are driven by engines, so they rely heavily on fossil fuels. However, the cost of fuel required by users is not high, and the chemical substances, carbon dioxide and waste heat emitted by fossil fuels not only cause air pollution, but also The global warming is intensifying. Therefore, how to achieve energy conservation and carbon reduction in transportation has become an environmental issue that the public values.

In recent years, new technologies have been developed to replace engines with electric vehicles. However, batteries for electric vehicles still need to be charged to store energy, and the charging process still requires electricity costs, and the battery has a service life and needs to be replaced periodically.

Although it is currently encouraged to ride bicycles in response to environmental protection policies, it is hoped that energy-saving and carbon-saving and energy-saving effects can be achieved through the human-powered driving of the users themselves. However, users not only need to step on the bicycles with laborious efforts. At the same time, the driving efficiency of the bicycle is not high, which makes the application of the traffic vehicle driven by manpower not ideal.

The purpose of the present invention is to improve the prior art, the carbon emission of the vehicle is too high, the cost of the required energy cost, and the labor-driven vehicle is laborious and inefficient, and the like. The implementation of the technical means to obtain a transmission mechanism that can save energy and reduce carbon, but also save labor and high efficiency.

In order to achieve the above-mentioned creative purpose, the technical means adopted by the present invention is to design a transmission mechanism of a mobile vehicle having a main frame body, a driving group and a power transmission group; the main frame body has a plurality of side frames and a main body a wheel, wherein one side frame is formed to form an arc-shaped sliding groove, the main wheel is disposed between the plurality of side frames; the driving assembly is disposed on the side frame formed with the sliding groove, and has a stepping rod The rod is disposed through the sliding groove of the side frame; the power transmission group is assembled on the side frame formed with the sliding groove, and has a rocker, a transmission member, a toothed disk set and a friction wheel, the rocking rod has a transmission a transmission portion is formed through an arcuate long hole formed in the rocker, the transmission member is mounted in the transmission portion of the rocker, and is rotatable with the swinging displacement of the rocker; the toothed disk set is coupled to the Between the transmission member and the main wheel of the main frame body, and the friction wheel abuts between the main wheel and the set of toothed disks.

The transmission mechanism of the mobile vehicle, wherein the main frame further has two auxiliary wheels; the plurality of side frames of the main frame have a first side frame and a second side frame, and the sliding slot is formed in the first a side frame, the first side frame and the second side frame are oppositely connected, the main wheel is disposed between the first side frame and the second side frame, and the two auxiliary wheels are respectively mounted on the first side frame and One end of the second side frame; the driving assembly is disposed on a side of the first side frame, the stepping rod passes through the sliding slot of the first side frame; the power transmission group is assembled on the other side of the first side frame The rocker further has a rocker strut; the rocker further has a torsion spring, the rocker is connected to the pedal at one end, and is pivotally disposed on the first side frame opposite to the other end, and the one end of the torsion spring is hooked on The rocker has the other end portion hooked on the first side frame; the toothed disk group has a first toothed disk and a second toothed disk, and the first toothed disk and the second toothed disk are formed on the outer edge wall surface a toothed portion, the first toothed disc is dynamically connected to the second toothed disc, the first toothed disc is connected to the transmission member, and the second a disk is coupled to the main wheel, the friction wheel abuts between the main wheel and the first toothed disk, one end of the rocker strut is connected to the first side frame, and the other end is sequentially disposed with the transmission member, The first toothed disc and the friction wheel.

The transmission mechanism of the mobile vehicle, wherein the sprocket set further has a chain that engages the teeth of the first sprocket and the outer rim wall of the second spur.

The transmission mechanism of the mobile vehicle, wherein the sprocket set further has a transmission sprocket, the outer rim wall surface of the transmission sprocket forms a plurality of spaced apart teeth, the transmission sprocket is disposed on the first sprocket and the Between the second spurs, and capable of engaging the teeth of the first sprocket and the outer wall of the second spur.

The driving mechanism of the mobile vehicle, wherein the driving group further has a foot rocking plate, a supporting plate, a foot arch, a stopping member, a tension spring and a return spring; and the end portion of the foot rocking plate Having a pivoting portion, the foot rocking plate is located at a side of the first side frame away from the main wheel, and the other end portion forms a positioning portion and a first set of connecting holes, and the positioning portion is bent and formed on the foot portion a first hole of the plate is an elongated hole formed along the long axis of the rocking plate of the foot, and the stepping rod penetrates the first group of connecting holes; the one end of the supporting plate is connected with an assembly to Connected to the first side frame, and the other end portion corresponds to the foot rocker pivoting portion; the stopping member is a bent piece body connected to the supporting plate corresponding to the foot rocking plate pivoting portion The end portion has a top stop portion, a front stop portion and a lower stop portion, and the upper stop portion and the lower stop portion are respectively bent and formed at opposite ends of the stop member, the front stop a protruding portion formed on a side edge of the upper stopping portion, the upper stopping portion and the lower stopping portion being capable of abutting against the foot rocking plate, the tension spring phase The two ends are respectively hooked on the assembly of the support plate and the positioning portion of the rocker, the one end of the return spring is connected to the front stop of the stop, and the other end is hooked on the positioning portion; The one end of the bow has an assembly portion, and the assembly portion is disposed through the pivoting portion of the foot rocker and the support plate; the step has a first joint portion and a foot buckle, the first a joint portion is formed on an end surface of the stepping rod, and two ends of the foot buckle are connected to the two ends of the stepping rod, and the first joint portion sequentially passes through the first set of holes of the foot rocker and The first joint portion of the first side frame is capable of performing an arcuate displacement inside the sliding groove; the rocker further has a second set of connecting holes and a set of connecting members, and the second set of connecting holes The plurality of connecting members are connected to the first joint portion of the stepping rod through the second set of connecting holes.

The transmission mechanism of the mobile vehicle, wherein the rocker further has a positioning hole and a positioning pin, the positioning hole is formed through the other end of the rocker, the positioning pin sequentially passes the torsion spring and the positioning a hole is fixed to the first side frame.

The transmission mechanism of the action carrier, wherein the opposite inner wall surfaces of the transmission portion of the rocker respectively form a plurality of claws, and the tooth portions of the claws on the opposite wall surfaces are formed in opposite directions; the transmission member has a turntable, a plurality of push-up springs and a plurality of column tips, wherein the turntable is a disk body having a hole formed in the center thereof, and a plurality of slots are formed in a radial shape from a center of the turntable toward the outer edge, and the groove is stepped. The column tip is a hollow block, the column tip forms a flange at one end, and the other end has an inclined tooth shape. The column tip is received in the cavity of the turntable, and the flange abuts against the groove. a stepped portion, the ejector spring is received in the hollow of the column tip, and an end portion abuts against the inner end wall surface of the end portion of the rib-shaped end portion, so that the end portion of the column tip having an inclined tooth shape can protrude Out of the groove of the turntable, the inclined tooth end of the column tip is arranged in the same direction in the outer wall surface of the turntable, and the tooth portion of the inner edge of the rocker drive portion can be hooked to the inclined tooth end of the column tip The inner edge of the transmission portion can be topped relative to the tooth portion of the other wall surface The column was inclined surface inclined tooth tip end portion so that the tip of the column back into the interior of the receiving groove of the turntable.

The transmission mechanism of the mobile vehicle, wherein the main wheel has a wheel frame; the friction wheel is a disk body having a rough surface, and the friction wheel penetrates through the center to form a coupling hole, and the outer edge wall surface of the friction wheel abuts A side surface of the friction wheel is abutted against a side surface of the first toothed disc of the toothed disc frame; a first toothed disc and a second toothed disc of the toothed disc set are formed at a central portion thereof a constant hole, the outer diameter of the first sprocket is larger than the outer diameter of the second sprocket; the rocker strut has a joint portion and a second joint portion, and the second joint portion is formed on the end surface of the joint portion The other end surface of the joint portion is fixed to the first side frame, and the second joint portion sequentially passes through the hollow portion of the transmission member turntable, and the first tooth plate of the toothed plate group The hole and the coupling hole of the friction wheel, the other end of the pushing spring of the transmission member abuts against the outer edge wall surface of the second joint portion.

The transmission mechanism of the mobile vehicle, wherein the friction wheel is recessed on the other side to form a recess, and the pressure of the friction wheel against the first toothed disc is controlled by a pressure regulating member and a pressure plate. The pressure plate is a hollow disk body and protrudes from an end surface to form a hollow extending portion. The pressure plate is received in the friction wheel recess and abuts against the recess. The extending portion penetrates the friction wheel coupling hole inside. The pressure regulating member is a screw and is disposed in the hollow portion of the pressure plate; the second joint portion of the rocker strut has a hole away from the end surface of the joint portion, and the second joint portion penetrates the inner portion of the press plate extension portion, The second joint end face is an internally threaded hole, and the pressure regulating member is screwed to the second joint portion.

The transmission mechanism of the mobile carrier, wherein the main frame further has a connecting frame and two assembly blocks; the first side frame has a first side plate and a first pedal, and the sliding slot is formed in the first a side panel, the first side panel and the first pedal may be vertically connected to each other; the second side frame has a second side panel and a second pedal, and the second side panel and the second pedal are perpendicularly connected to each other, The second side panel is disposed opposite to the first side panel of the first side frame, and the two assembly blocks are respectively disposed at opposite ends of the second side panel and the first side panel to connect the first side frame and The second side frame; the connecting frame is connected to one end of the first side frame and the second side frame, and has a auxiliary wheel strut at opposite ends of the connecting frame, and the auxiliary wheel strut is pivoted The auxiliary wheel carrier is respectively disposed on the auxiliary wheel frame of the two ends of the connecting frame; the main wheel is mounted between the first side frame and the second side frame through a wheel axle, and the wheel axle is opposite to the two ends The portions are rotatably coupled to the first side panel and the second side panel, respectively.

The invention has the advantages that the first and second side frames of the main frame are stood by the user, and the pedals of the driving group are stepped on by the heel, so as to drive the rocking plate and the rocker to swing, and the rocker is sequentially Driving the transmission member, the toothed disc group and the main wheel to rotate, so that the mobile vehicle can advance, thereby achieving the effects of energy saving, carbon reduction and energy cost reduction, wherein the tension spring and the return spring are applied to the foot rocker and the torsion spring The elastic restoring force of the rocker enables the pedal and the rocker to quickly return to the original position, shortening the user Reciprocating the time required for stepping on the pedal, and reducing the force applied to the foot, and the corresponding setting of the claw of the rocker transmission portion and the column tip of the transmission member allows the user to reciprocate the rocker by stepping on the pedal The swinging can continuously drive the transmission member to rotate, and the main wheel is operated, so that the user can implement the present invention with labor-saving and high efficiency, and further, the frictional gear train of the power transmission group simultaneously abuts against the main wheel and the toothed disk group at the same time. The toothed disc is driven by the main wheel to rotate the friction wheel as a driving source of the toothed disc set, so that the present invention can drive the rocker to swing through the driving group, and the power source for driving the main wheel to rotate can also be used by the friction wheel. Driving the power source formed by the first toothed disc, the invention achieves the effect of using labor saving and high efficiency of operation.

10‧‧‧Main frame

11‧‧‧First side frame

111‧‧‧First side panel

1111‧‧‧ chute

1112‧‧‧First spindle hole

1113‧‧‧ rocker positioning hole

1114‧‧‧ Torsion spring positioning hole

1115‧‧‧Support plate positioning hole

1116‧‧‧Assembled holes

112‧‧‧First pedal

12‧‧‧Second side frame

121‧‧‧ second side panel

122‧‧‧Second pedal

13‧‧‧Connecting frame

131‧‧‧Auxiliary wheel pillar

132‧‧‧Auxiliary wheel frame

14‧‧‧ main round

141‧‧‧wheel frame

142‧‧·wheels

140‧‧‧Axle

15‧‧‧Auxiliary wheel

100‧‧‧assembly block

20‧‧‧Drive Group

21‧‧‧foot rocking board

211‧‧‧Pivot Department

212‧‧‧ Positioning Department

213‧‧‧First set of holes

22‧‧‧Support board

23‧‧‧foot arch

231‧‧‧Assembly Department

24‧‧‧Steps

241‧‧‧ first joint

242‧‧‧Foot buckle

25‧‧‧stops

251‧‧‧About

252‧‧‧ Front Stop

253‧‧‧Stop

26‧‧‧ stretching spring

27‧‧‧Return spring

200‧‧‧Assemblies

30‧‧‧Power Transmission Group

31‧‧‧ rocker

311‧‧‧Transmission Department

3111‧‧‧Claws

3112‧‧‧First side pusher

3113‧‧‧Second side claw

312‧‧‧Second set of holes

313‧‧‧Positioning holes

310‧‧‧Torque spring

3101‧‧‧Components

3102‧‧‧Locating pin

32‧‧‧ Transmission parts

321‧‧‧ Turntable

3211‧‧‧容容

322‧‧‧Pushing spring

323‧‧‧column tip

3231‧‧‧Flange

33‧‧‧Tear plate group

331‧‧‧First toothed disc

332‧‧‧second toothed disc

333‧‧‧Chain

34‧‧‧ friction wheel

341‧‧‧bond hole

342‧‧‧ recess

340‧‧‧Pressure

3401‧‧‧Plate

3402‧‧‧Extension

35‧‧‧ rocker props

351‧‧‧ joints

352‧‧‧Second junction

Figure 1 is a perspective view of the present invention.

2 is an exploded perspective view of the power transmission group and the main wheel of the present invention.

3 is a partial exploded perspective view of the drive group and the first side frame of the present invention.

Figure 4 is a front elevational view of the motion of the foot rocker relative to the support plate of the present invention.

Figure 5 is a partial cross-sectional view of the present invention.

Figure 6 is a partial enlarged view of the rocker transmission portion of the present invention.

The technical means adopted by the present invention for achieving the intended purpose of creation are further explained below in conjunction with the drawings and preferred embodiments of the present invention.

Referring to FIG. 1 and FIG. 2, the transmission mechanism of the mobile vehicle of the present invention has a main frame body 10, a driving group 20 and a power transmission group 30.

As shown in FIG. 1 and FIG. 3 , the main frame body 10 has a first side frame 11 , a second side frame 12 , a connecting frame 13 , a main wheel 14 , two auxiliary wheels 15 , and two assembly blocks 100 .

The first side frame 11 has a first side plate 111 and a first step 112. The first side plate 111 defines an arc-shaped sliding groove 1111, a first spindle hole 1112, a rocker positioning hole 1113, and a first side plate 111. The torsion spring positioning hole 1114, a support plate positioning hole 1115 and a plurality of spaced apart assembly holes 1116, the first side plate 111 and the first step 112 may be vertically connected to each other.

As shown in FIG. 1 , the second side frame 12 has a second side plate 121 and a second step 122 . The second side plate 121 defines a second spindle hole (not shown) and the second side plate. The pedals 122 may be vertically connected to each other; the second side plate 121 is disposed relative to the first side plate 111 of the first side frame 11 , the first spindle hole 1112 corresponds to the second spindle hole, and the two assembly blocks 100 The second side plate 121 and the opposite side ends of the first side plate 111 are respectively connected to the first side frame 11 and the second side frame 12 .

The connecting frame 13 is connected to one end of the first side frame 11 and the second side frame 12, and has a auxiliary wheel strut 131 at opposite ends of the connecting frame 13, and the auxiliary wheel strut 131 is pivoted The auxiliary wheel frame 132 is respectively disposed on the auxiliary wheel frame 132 at the two ends of the connecting frame 13 .

Referring to FIG. 2, the main wheel 14 has a wheel frame 141, and has a hub 142 at the center. The hub 142 defines a hole through which the inner wall surface of the hole forms a bolt groove portion. The main wheel 14 passes through an axle. The first side frame 11 and the second side frame 12 are disposed between the first side frame 11 and the second side frame 12, and a wall portion of the outer edge of the wheel shaft 140 forms a bolt groove portion. The wheel shaft 140 passes through the hole of the hub 142, and the wheel shaft 140 and the The bolting portions of the hub 142 are in mesh with each other, and the axles 140 are rotatably coupled to the first spindle hole 1112 of the first side plate 111 and the second spindle hole of the second side plate 121 (not shown). In a specific implementation, a bearing is respectively mounted on the first spindle hole 1112 and the second spindle hole, and the two ends of the axle 140 are mounted on the two bearings.

Referring to FIG. 1 and FIG. 4 , the driving group 20 is assembled on one side of the first side frame 11 and has a foot rocking plate 21 , a supporting plate 22 , a foot arch 23 and a stepping bar 24 .

The rocking plate 21 of the foot is an elongated piece. The end portion of the rocking plate 21 has a circular pivoting portion 211, and a positioning portion 212 and a first connecting hole 213 are formed at the other end. The positioning portion 212 is bent and formed on one side of the rocking plate 21 of the foot. The first set of connecting holes 213 is an elongated hole formed along the long axial direction of the rocking plate 21 of the foot, and the central portion of the pivoting portion 211 A first through hole (not shown) is formed; the foot rocker 21 is located on a side of the first side frame 11 away from the main wheel 14.

The support plate 22 is an elongated piece, and one end of the support plate 22 is connected to an assembly member 200. The support plate 22 defines a second through hole (not shown) at the center of the other end; the assembly 200 is connected. The support plate of the first side plate 111 is positioned at the hole 1115. The second through hole of the support plate 22 corresponds to the first through hole of the pivoting portion 21 of the foot rocker 21.

Referring to FIG. 3 and FIG. 4, the end of the arch member 23 has an assembly portion 231. The assembly portion 231 is disposed through the first through hole and is fixedly connected to the pivoting portion 211 of the foot rocker 21 and the first through hole. a second through hole of the support plate 22, as shown in FIG. 1, the foot arch 23 is coupled to the foot rocker 21 and the support plate 22, so that the pivoting portion 211 of the foot rocker 21 is pivotally disposed on The other end of the support plate 22 allows the foot rocker 21 to swing relative to the support plate 22 and the first side frame 11 with the pivoting portion 211 as a pivot point.

As shown in FIG. 1 and FIG. 3 , the step bar 24 has a first joint portion 241 and a foot buckle 242 . The first joint portion 241 is formed on one end surface of the step bar 24 , and the foot buckle 242 is The two ends are connected to the two ends of the stepping bar 24, and the foot buckle 242 and the stepping bar 24 form a space for accommodating the user's foot; the first joint portion 241 sequentially passes the foot The first set of holes 213 of the rocking plate 21 and the sliding groove 1111 of the first side plate 111.

Referring to FIG. 1 and FIG. 4 , the driving group 20 further has a stopping member 25 , a tension spring 26 and a return spring 27 . The blocking member 25 is a bent piece body connected to the support. The plate 22 defines an end portion of the second through hole. The stopper 25 has an upper stop portion 251, a front stop portion 252 and a lower stop portion 253. The upper stop portion 251 and the lower stop portion 253 are respectively bent and formed on the plate. The opposite ends of the blocking member 25 are formed on one side edge of the upper stopping portion 251; the upper stopping portion 251 and the lower stopping portion 253 can Abutting against the foot rocker 21 to limit the range in which the rocker 21 is swung relative to the support plate 22, the tension spring 26 is respectively hooked on the assembly member 200 and the foot rocker The positioning portion 212 of the second spring is connected to the front end portion 252 of the stopper 25 and the other end portion is hooked to the positioning portion 212.

As shown in FIG. 2, FIG. 5 and FIG. 6, the power transmission group 30 is assembled on the other side of the first side frame 11 and is connected to the driving group 20, and has a rocker 31, a transmission member 32, A toothed disk set 33, a friction wheel 34 and a rocker strut 35 and a positioning pin 36.

The rocker 31 has a transmission portion 311 , a second set of holes 312 , and a positioning hole 313 . The second set of holes 312 and the positioning holes 313 are respectively formed at opposite ends of the rocker 31 . The transmission portion 311 is formed through a curved long hole formed in the rocker 31, and the center of the curved long hole corresponds to the positioning hole 313, and the opposite edges of the inner edge of the transmission portion 311 respectively form a plurality of claws 3111. The teeth forming portions of the claws 3111 on the opposite wall surfaces are opposite to each other; the second group of connecting holes 312 are connected to the first joint portion 241 of the step bar 24, so that the first joint portion 241 can be in the sliding slot 1111. The arcuate displacement is performed internally. Since the first set of the through holes 213 is an elongated hole, as shown in FIG. 4, the first set of the through holes 213 gives a space for the movement of the first joint portion 241 when the arc is displaced. The positioning pin 36 is disposed through the positioning hole 313 and is fixed to the rocker positioning hole 1113 of the first side plate 111 so that the rocker 31 can follow the step bar 24 and the foot rocker 21 along the The chute 1111 is swung relative to the first side frame 11.

The rocker 31 further has a torsion spring 310 and a set of connectors 3101. As shown in FIG. 2, one end of the torsion spring 310 is hooked on the rocker 31, and the other end is hooked on the first side frame 11. The torsion spring positioning hole 1114 of the one side plate 111 is disposed on the positioning pin 36. After the rocking rod 31 performs the swing, the torsion spring 310 can assist the rocker 31 to return to the original position. The set of connectors 3101 is connected to the first joint portion 241 of the step bar 24 through the second set of holes 312.

The rocker strut 35 is connected to the first side frame 11 and the power transmission group 30, and has a joint portion 351 and a second joint portion 352. The second joint portion 352 is formed at one end of the joint portion 351. The second joint portion 352 has a hole away from the end surface of the joint portion 351. The other end surface of the joint portion 351 is fixed to the assembly hole 1116 of the first side plate 111.

The transmission member 32 is mounted in the transmission portion 311 of the rocker 31, and is rotatable with the swinging displacement of the rocker 31. The transmission member 32 has a turntable 321, a plurality of push-up springs 322, and a plurality of column tips 323. A disk body having a hole formed in the center, and a plurality of cavities 3211 are formed in a radial shape from a center of the turntable 321 toward the outer edge. The cavity 3211 is stepped, and the column tip 323 is a hollow block. A flange 3231 is formed at one end of the column tip 323, and the other end portion is formed in an inclined tooth shape. The column tip 323 is received in the cavity 3211 of the turntable 321, and the flange 3231 is abutted against the groove of the cavity 3211. In the shape, the ejector spring 322 is received in the hollow of the column tip 323, and the one end portion abuts against the inner end wall surface of the inclined tooth end portion of the column tip 323, so that the column tip 323 has an inclined tooth end. The protrusion 3211 of the turntable 321 can be protruded, and the inclined end of the column tip 323 is aligned in the direction of the outer wall surface of the turntable 321; the inner edge of the rocker 31 of the transmission portion 311 is a tooth of the wall claw 3111 The cylindrical tip end 323 can be hooked to the inclined tooth end, and the inner edge of the transmission portion 311 is opposite to the other wall surface pushing claw 3111 The portion of the rocker end 323 can be retracted into the groove 3211 of the turntable 321 , and the second joint portion 352 of the rocker strut 35 passes through the central hole of the turntable 321 . The other end of the push-up spring 322 abuts against the outer edge wall surface of the second joint portion 352.

In the specific embodiment of FIG. 6 of the present invention, the claw 3111 can be divided into a first side pushing claw 3112 and a second side pushing claw 3113. When the rocking rod 31 swings downward, the first side pushing claw 3112 The tooth portion hooks against the inclined toothed end portion of the column tip 323 protruding from the socket 3211 of the turntable 321 to drive the transmission member 32 to perform clockwise rotation, and the second side claw 3113 is pressed against the other portion. The column tip 323 is inclined by the inclined surface of the toothed end to overcome the elastic force of the ejector spring 322, so that the other part of the column tip 323 retreats into the cavity 3211 of the turntable 321, and vice versa, when the rocker 31 swings upward The tooth portion of the second side pushing claw 3113 hooks against the inclined tooth end portion of the partial column tip 323, and also drives the transmission member 32 to perform clockwise rotation. In turn, the first side pusher 3112 abuts against the slope of the toothed end of the other part of the column tip 323, so that the other part of the column tip 323 retreats into the interior of the cavity 3211 of the turntable 321.

As shown in FIG. 2 and FIG. 5 , the sprocket set 33 is electrically connected between the transmission member 32 and the main wheel 14 , and has a first sprocket 331 , a second sprocket 332 and a chain 333 . The first spurs 331 and the second spurs 332 form a plurality of spaced apart teeth on the outer wall surface, and a continuous hole is formed in the center. The outer diameter of the first sprocket 331 is larger than the second sprocket 332. The outer diameter of the chain 333 is engaged with the teeth of the outer edge wall of the first sprocket 331 and the second sprocket 332 to connect the first sprocket 331 and the second spur 332; the rocker strut 35 The second coupling portion 352 is disposed through the through hole of the first sprocket 331. The first sprocket 331 is coupled to the transmission member 32, that is, the first sprocket 331 can be rotated along with the transmission member 32. Specifically, The first sprocket 331 can be connected to the transmission member 32 in a welded manner. However, the specific implementation is not limited thereto. The through hole of the second sprocket 332 is connected to the axle of the main wheel 14 of the main frame 10 . 140. The through-hole connection manner of the axle 140 and the second chainring 332 can be combined with the prior art such as a key or a bolt slot, and details are not described herein again.

In the embodiment shown in FIG. 2, the first sprocket 331 and the second sprocket 332 of the sprocket set 33 are engaged by the chain 333 to achieve the first sprocket 331 and the second. The power connection between the toothed discs 332, but the specific method is not limited thereto. The toothed disc set 33 can also achieve the first toothed disc 331 by a transmission toothed disc (not shown in the drawing). And the power connection between the second toothed disc 332, the outer edge wall surface of the transmission toothed disc is formed with a plurality of spaced apart tooth portions, and the transmission toothed disc is disposed between the first toothed disc 331 and the second toothed disc 332. And the teeth of the outer wall surface of the first sprocket 33 and the second spur 332 can be engaged.

Referring to FIG. 2 and FIG. 5, the friction wheel 34 abuts between the main wheel 14 and the first toothed disc 331 of the set of toothed discs 33. The friction wheel 34 is a disc body having a rough surface. The friction wheel 34 defines a coupling hole 341 in the center; the second joint portion 352 of the rocker strut 35 passes through the coupling hole 341, and the outer edge wall surface of the friction wheel 34 abuts the wheel frame 141 of the main wheel 14 Edge wall surface, the friction wheel 34 The side surface abuts against one side of the first toothed disc 331 of the sprocket set 33. Specifically, the friction wheel 34 is recessed on the other side to form a recess 342, and is controlled by a pressure regulating member 340 and a pressure plate 3401. The friction plate 34 is abutted against the pressure of the first toothed disk 331. The pressure plate 3401 is a hollow disk body and protrudes from an end surface to form a hollow extending portion 3402. The pressure plate 3401 is received in the friction wheel 34 recess 342. The inside of the recessed portion 342 is inserted into the recessed portion 342. The extending portion 3402 extends through the inside of the engaging hole 341. The second joint portion 352 passes through the inside of the extending portion 3402. The pressure regulating member 340 is a screw. The end of the joint portion 352 is an internally threaded hole, and the pressure regulating member 340 is inserted into the hollow portion of the pressure plate 3401. The pressure regulating member 340 is screwed to the second joint portion 352, thereby adjusting the pressure regulating member 340 to be applied to the pressure plate. The pressure of 3401 is adjusted to the extent that the friction wheel 34 is pressed against the first spur 331.

In the present invention, the user's feet stand on the first side frame 11 and the second side frame 12 respectively. Please refer to FIG. 1 and FIG. 3 simultaneously, and the right foot is stepped on the foot arch 23 and the step. The rod 24 is pressed by the foot arch 23 and the foot rod 24 is pressed by the foot. The foot buckle 242 can be used to prevent the user from implementing the present invention, the right foot from the foot arch 23 and The stepping lever 24 is disengaged; when the user steps on the stepping lever 24, the elastic force of the tension spring 26 and the return spring 27 applied to the foot rocker 21 is overcome, as shown in FIG. And the rocker 31 is displaced downward along the arcuate chute 1111 of the first side plate 111, and the foot rocker 21 swings downward relative to the support plate 22 along with the displacement of the step bar 24 until the foot The rocking plate 21 abuts against the lower stopping portion 253 of the stopping member 25, and at the same time, the tooth portion of the claw 3111 of the inner edge of the driving portion 311 of the driving portion 311 is hooked to the inclined tooth of the portion of the column tip 323 of the transmission member 32. The first end of the first sprocket 331 transmits the power to the second sprocket 332 through the chain 333, and the second sprocket 332 borrows Power is transmitted to the main wheel 14 by the axle 140, thereby achieving the objective of driving the present invention.

When the user steps down the pedal 24, the tension spring 26 and the spring force exerted by the return spring 27 on the foot rocker 21 will help the foot rocker 21 and the pedal 24 quickly When the user returns to the initial position before the user steps on the pedal, the tension spring 26 and the return spring 27 release the energy in an instant. It helps to shorten the time required for the user to step on the pedal 24 repeatedly, thereby achieving the effect of the user accelerating the operation of the present invention and reducing the force applied to the foot. The foot rocker 21 swings upward to the rocker 21 of the foot. Abutting against the upper portion 25 of the stopper 25, and further, a torsion spring 310 hooked at one end of the rocker 31, the torsion force applied to the rocker 31, causing the rocker 31 to be displaced downward It is possible to return to the initial position to facilitate the rebound of the foot rocker 21 and the pedal 24 .

When the pedal 24 and the foot rocker 21 rebound upward, the rocker 31 also swings upward with the pedal 24, so that the tooth of the other wall of the transmission portion 311 is hooked to the tooth The inclined toothed end of the other part of the column tip 323 of the transmission member 32, as shown in FIG. 5, causes the transmission member 32 to be driven to rotate, thereby driving the chainring group 33 and the main wheel 14 to operate; The inclined tooth-shaped end portions are disposed in the same direction on the outer wall surface of the turntable 321, and the tooth forming portions of the pawl 3111 on the inner wall of the inner edge of the transmission portion 311 of the rocker 31 are oppositely arranged, so that the rocker 31 performs During continuous up and down swinging, the transmission member 32 only rotates in a single direction to drive the set of toothed discs 33 and the main wheel 14. Therefore, the user only needs to step on the stepping rod 24 once, and the reciprocating stroke formed by the rocker 31 The swinging can continuously drive the transmission member 32 to rotate, so that the main wheel 14 of the main frame body 10 is operated, thereby achieving the effect of the user's labor saving and high efficiency.

When the main wheel 14 is driven to rotate, as shown in FIG. 5, since the friction wheel 34 is abutted against the inner wall surface of the wheel frame 141 of the main wheel 14, the friction wheel 34 is rotated along with the main wheel 14, and One side of the friction wheel 34 abuts against the first toothed disk 331 of the toothed disk set 33 , thereby driving the first toothed disk 331 to operate, and the first toothed disk 331 drives the second toothed disk 332 and the The main wheel 14 uses the rotation of the main wheel 14 as a driving source of the toothed disk set 33, so that the transmission mechanism of the mobile vehicle of the present invention can obtain two-stage power input, that is, the first stage is a user. The rocker 31 is swung by the driving group 20 to form a power source for driving the main wheel 14, and the second stage is to drive the first wheel 331 through the friction wheel 34 by the rotation of the main wheel 14. Forming a power source, so that the invention achieves the effect of using labor saving and high efficiency; and the pressure regulating member 340 is connected to the second joint portion of the rocker strut 35 The threaded connection of 352 is oscillated by the pressure plate 3401 against the recess 342 of the friction wheel 34 to adjust the abutment pressure applied by the friction wheel 34 to the first spur 331.

In the present invention, there is a difference in rotational speed between the main wheel 14 and the first toothed disc 331. If the two directly transmit power, the main wheel 14 or the first toothed disc 331 may be prone to be pulsating. However, since the main wheel 14 and the first toothed disc 331 are in contact with each other through the friction wheel 34, the power transmission between the main wheel 14 and the first toothed disc 331 is achieved, and the main wheel 14 and the first The frictional drive of this type is a kind of indeterminate transmission, so that the present invention is still the second stage power source that can be transmitted by the main wheel 14 Get the effect of labor saving and high efficiency.

When the user implements the present invention and wants to perform the steering control, since the user's feet stand on the first side frame 11 and the second side frame 12 of the main frame body 10, the user can pass the first The center of gravity of one of the pedals 112 and the second of the pedals 122 is offset to achieve steering between the travel of the mobile vehicle.

The user stands on the first side frame 11 and the second side frame 12 of the main frame 10 through the user, and pedals the step bar 24 of the driving group 20 with the heel, thereby driving the foot rocking plate 21 and the rocker 31 swinging, at the same time, the rocker 31 sequentially drives the transmission member 32 of the power transmission group 30 and the toothed disk group 33 and the main wheel 14 to rotate, so that the mobile vehicle is advanced, thereby achieving energy saving, carbon reduction and energy cost reduction. The elastic force applied to the rocker 21 by the tension spring 26 and the return spring 27 of the driving group 20 and the elastic restoring force of the rocker 31 applied to the torsion spring 310 of the power transmission group 30 are The stepping lever 24 and the rocker 31 are quickly returned to the original position, shortening the time required for the user to step on the pedaling bar 24, and reducing the force applied to the foot by the pawl 3111 of the transmission portion 311 of the rocker 31 The corresponding arrangement of the column tips 323 of the transmission member 32 allows the user to step on the step bar 24 once. The reciprocating swing formed by the rocker 31 can continuously drive the transmission member 32 to rotate, and the main wheel 14 is operated. Allowing the user to implement the present invention with low effort and high efficiency, in addition, due to the power transmission group The friction wheel 34 of the 30 is simultaneously abutted against the main wheel 14 and the first toothed disc 331 of the sprocket set 33. The main wheel 14 is used to drive the friction wheel 34 to rotate as the drive of the sprocket set 33. The driving source is configured to drive the rocker 31 to swing through the driving group 20, and the power source for driving the main wheel 14 is formed, and the first toothed disk 331 can be driven by the friction wheel 34. The power source enables the invention to achieve the effect of using labor saving and high efficiency.

The above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Although the present invention has been disclosed in the above preferred embodiments, it is not intended to limit the invention, and A person skilled in the art can make some modifications or modifications to equivalent embodiments by using the above-disclosed technical contents without departing from the technical scope of the present invention. The present invention is not limited to any simple modifications, equivalent changes and modifications of the above embodiments.

10 main frame body 11 first side frame 111 first side plate 112 first step 12 second side frame 121 second side plate 122 second step 13 connecting frame 131 auxiliary wheel support 132 auxiliary wheel frame 14 main wheel 15 auxiliary wheel 100 assembly block 20 drive group 21 foot rocker 22 support plate 23 foot arch 24 step

Claims (10)

A transmission mechanism for a mobile vehicle has a main frame body, a driving group and a power transmission group; the main frame body has a plurality of side frames and a main wheel, wherein one side frame penetrates to form an arc-shaped chute The main wheel is disposed between the plurality of side frames; the driving assembly is disposed on the side frame formed with the chute, and has a stepping rod, the stepping rod is disposed through the sliding groove of the side frame; the power transmission group is assembled The side frame formed with the chute has a rocker, a transmission member, a toothed disk set and a friction wheel, the rocker has a transmission portion, and the transmission portion is formed through an arc formed on the rocker a transmission hole, the transmission member is mounted in the transmission portion of the rocker, and is rotatable with the rocker swinging displacement; the toothed disk assembly is coupled between the transmission member and the main wheel of the main frame body, and the The friction wheel abuts between the main wheel and the set of toothed disks. The transmission mechanism of the action carrier of claim 1, wherein the main frame further has two auxiliary wheels; the plurality of side frames of the main frame have a first side frame and a second side frame, and the chute is formed The first side frame and the second side frame are oppositely connected to each other, the main wheel is disposed between the first side frame and the second side frame, and the two auxiliary wheels are respectively installed on the first side frame One side frame and one end of the second side frame; the driving assembly is disposed on a side of the first side frame, the stepping rod passes through the sliding slot of the first side frame; the power transmission group is assembled on the first side The other side of the frame further has a rocker strut; the rocker further has a torsion spring, the rocker is connected to the pedal at one end, and is pivotally disposed on the first side frame opposite to the other end, the end of the torsion spring a first hook and a second toothed disc The edge wall surface forms a plurality of spaced apart teeth, the first toothed disc is dynamically connected to the second toothed disc, and the first toothed disc is connected to the pass The second toothed disc is connected to the main wheel, and the friction wheel abuts between the main wheel and the first toothed disc. One end of the rocker strut is connected to the first side frame, and the other end is sequentially The transmission member, the first toothed disc and the friction wheel are worn. The transmission mechanism of the action carrier of claim 2, wherein the chainring further comprises a chain that engages the teeth of the first toothed disk and the outer edge wall of the second toothed disk. The transmission mechanism of the action carrier of claim 2, wherein the sprocket set further has a transmission sprocket, the outer rim wall surface of the transmission sprocket forms a plurality of spaced apart teeth, the transmission sprocket is disposed at the first Between the toothed disc and the second sprocket wheel, and capable of engaging the tooth portions of the first sprocket wheel and the outer rim wall surface of the second sprocket wheel. The transmission mechanism of the action carrier of claim 2, wherein the drive group further has a foot rocker, a support plate, a foot arch, a stop, a tension spring and a return spring; the foot One end portion of the rocking plate has a pivoting portion, the foot rocking plate is located at a side of the first side frame away from the main wheel, and the other end portion forms a positioning portion and a first set of connecting holes, and the positioning portion is bent and formed One side of the rocking plate of the foot, the first set of connecting holes is an elongated hole formed along the long axis of the rocking plate of the foot, and the stepping rod penetrates the first set of connecting holes; the one end of the supporting plate is connected An assembly member is coupled to the first side frame, and the other end portion corresponds to the foot rocker pivoting portion; the blocking member is a bent piece body connected to the support plate corresponding to the foot shake An end portion of the plate pivoting portion, the stopping member has an upper stopping portion, a front stopping portion and a lower stopping portion, wherein the upper stopping portion and the lower stopping portion are respectively bent and formed at opposite ends of the blocking member The front stop portion is formed on one side edge of the upper stop portion, and the upper stop portion and the lower stop portion can abut the foot rocker plate, The two ends of the tension spring are respectively hooked on the assembly part of the support plate and the positioning part of the foot rocker. One end of the return spring is connected to the front stop of the stop, and the other end is hooked on the positioning. The end of the arch of the arch has an assembly portion, the assembly is disposed through and fixedly coupled to the pivoting portion of the rocker and the support plate; the pedal has a first joint and a foot buckle The first joint portion is formed on an end surface of the stepping rod, and the two ends of the foot buckle are connected to the two end portions of the stepping rod, and the first joint portion sequentially passes through the first portion of the foot rocker The first connecting portion is capable of performing an arcuate displacement inside the sliding slot; the rocker further has a second set of connecting holes and a set of connectors, and the second connecting hole and the sliding slot of the first side frame The set of connecting holes is formed at one end of the rocker, and the set of the connecting members is connected to the first connecting portion of the stepping rod through the second set of connecting holes. The transmission mechanism of the action carrier of claim 2, wherein the rocker further has a positioning hole and a positioning pin, the positioning hole is formed through the other end of the rocker, and the positioning pin sequentially wears the torque The spring and the positioning hole are fixed to the first side frame. The transmission mechanism of the mobile vehicle according to any one of claims 2 to 6, wherein the opposite inner wall surfaces of the inner portion of the transmission portion of the rocker respectively form a plurality of claws, and the tooth portions of the claws on the opposite wall surfaces form a direction In contrast, the transmission member has a turntable, a plurality of push-up springs, and a plurality of column tips. The turntable is a disk body having a hole formed in the center thereof, and a radial shape is formed by the center of the turntable toward the outer edge. a pocket, the pocket is stepped, the pillar is a hollow block, a flange is formed at one end of the pillar, and the other end is inclined, and the pillar is received in the cavity of the turntable. The flange abuts against the stepped portion of the pocket, the ejector spring is received in the hollow of the column tip, and the one end portion abuts against the pillar tip at an inner edge wall surface of the inclined tooth end portion, so that the pillar tip The end portion of the inclined tooth shape can protrude from the groove of the turntable, and the inclined tooth end portion of the column tip is aligned in the direction of the wall surface of the outer edge of the turntable, and the tooth portion of the inner edge of the rocker drive portion can Hooking against the inclined tooth end of the column tip, the inner edge of the transmission portion is opposite to the other Pawl tooth portion of the top surface can be inclined against the inclined surface of the column tooth tip end portion so that the tip of the column back into the interior of the receiving groove of the turntable. The transmission mechanism of the mobile vehicle according to claim 7, wherein the main wheel has a wheel frame; the friction wheel is a disk body having a rough surface, and the friction wheel penetrates through the center to form a coupling hole, and the friction wheel a rim wall abuts against an inner wall surface of the main wheel frame, a side of the friction wheel abuts against a side of the first sprocket wheel of the sprocket set; the first sprocket wheel and the second sprocket wheel of the sprocket set a central portion is formed with a uniform hole, the outer diameter of the first sprocket is larger than the outer diameter of the second sprocket; the rocker strut has a joint portion and a second joint portion, and the second joint portion is formed by the protrusion An end surface of the joint portion is fixed to the first side frame, and the second joint portion sequentially passes through the hollow portion of the transmission member turntable, the first toothed plate through hole of the toothed plate set, and the friction wheel The other end of the push-up spring of the transmission member abuts against the outer edge wall surface of the second joint portion. The transmission mechanism of the action carrier of claim 8, wherein the friction wheel is recessed on the other side to form a recess, and the friction wheel is controlled to abut against the first toothed disc by a pressure regulating member and a pressure plate. To the extent that the pressure plate is a hollow disk body and protrudes at an end surface to form a hollow extending portion. The pressure plate is received in the friction wheel recess and abuts against the recess. The extension portion penetrates the friction. Inside the wheel-bonding hole, the pressure-regulating member is screwed into the hollow portion of the pressure plate; the second joint portion of the rocker strut has a hole away from the end surface of the joint portion, and the second joint portion penetrates the press plate extension portion Internally, the second joint end face is an internally threaded hole, and the pressure regulating member is screwed to the second joint portion. The transmission mechanism of the action carrier of claim 9, wherein the main frame further has a connecting frame and two assembling blocks; the first side frame has a first side plate and a first pedal, and the sliding slot is formed through The first side panel and the first pedal may be vertically connected to each other; the second side frame has a second side panel and a second pedal, and the second side panel and the second pedal are perpendicular to each other The second side plate is disposed opposite to the first side plate of the first side frame, and the two assembly blocks are respectively disposed at opposite ends of the second side plate and the first side plate to connect the first side plate a side frame and a second side frame; the connecting frame is connected to one end of the first side frame and the second side frame, and has a auxiliary wheel strut at opposite ends of the connecting frame, the auxiliary wheel The auxiliary pillar frame is pivotally disposed on the pillar, and the two auxiliary wheels are respectively pivotally mounted on the auxiliary wheel frame at the two ends of the connecting frame; the main wheel is installed between the first side frame and the second side frame through an axle, The opposite ends of the axle are rotatably connected to the first side plate and the second side plate respectively