CN2300571Y

CN2300571Y - Four-wheel driven man power cycle

Info

Publication number: CN2300571Y
Application number: CN 96209611
Authority: CN
Inventors: 刘永和
Original assignee: Individual
Current assignee: Individual
Priority date: 1996-05-08
Filing date: 1996-05-08
Publication date: 1998-12-16
Anticipated expiration: 2006-05-08

Abstract

The utility model relates to a four-wheel driven man power cycle, which is composed of a cycle body, a traveling mechanism, and a steering mechanism, wherein, a front and a back cycle bodies of the cycle body are hinged to form, and a front wheel shaft is provided with a universal joint, and an inner and an outer fixed frames; the traveling mechanism comprises a handle, pedals, a belt, one-way belt pulleys, and a spring; the one-way belt pulleys are arranged on the front wheel shaft and a back wheel shaft; the upper side of a cycle beam is provided with a sliding chute hole which is penetrated through a connecting rod, a rolling wheel, and the pedals; the handle is arranged on the back cycle body; the handle is provided with a belt buckle and a brake handle; the belt winds through the one-way belt pulleys and a directive wheel, and is fixed on the belt buckle and the connecting rod of the pedals respectively; the back side of a handle of the steering mechanism is orderly connected with a connecting rod, a control rod, a steel rope, a steering parallel frame, and an outer fixed frame. The utility model has the advantages of convenient vehicle, body-building function, good effect on motion, and good effect on driving.

Description

The four wheel drive bicycle

The utility model relates to a kind of four wheel drive bicycle, mainly as the vehicle that have body-building function concurrently.

Prior art is a bicycle, and bicycle is pedaled and walked by sprocket wheel and chain drive trailing wheel.Its weak point is: body-building function mainly is limited to lower limb, and is less to the body-building effect of other positions of health such as upper limbs; Learning and mastering is ridden difficulty of technology; Ride safety inadequately.

The purpose of this utility model is to overcome above-mentioned weak point of the prior art and provides a kind of upper and lower extremities and whole body of making to obtain simultaneously taking exercise and safety four wheel drive bicycle eager to learn.

The purpose of this utility model can reach by following measure:

The utility model is made up of car body, walking mechanism and steering hardware,

1. vehicle body, wheel and wheel shaft before and after car body comprises, the front and back vehicle body is dressed up by its junction hinge set, and respectively there are Hooke's coupling and external and internal fixation frame in the front wheel spindle two ends, and inner fixed stand links to each other with front body, and external fixing rack links to each other with front vehicle wheel,

2. walking mechanism comprises handle, pedal, cone belt, one-way belt sheave, restoring spring and brake, on the wheel shaft of front and back one-way belt sheave is arranged, pass connecting rod on the car beam, the chute hole of roller and pedal, back vehicle body jug, the Waistbelt buckle of snapping belt origin or beginning is arranged at the handle top, belt pile warp front wheel spindle one-way belt sheave, be fixed on the connecting rod behind track adjusting wheel and the hind axle one-way belt sheave, there is brake handle at handle cross bar two ends, hind axle has brake, back vehicle body has restoring spring, its front end is connected on the connecting rod by connecting strand

3. steering hardware comprises steering linkage member, pipe link, control stalk, cable wire and turns to parallel frame, there is the square department of the solid steering linkage member of plug the handle bottom, steering linkage member has the square hole with pipe link square department heavy keying fit, pipe link hypomere square department passes the back vehicle body control stalk square hole of packing into, the affixed cable wire in control stalk two ends, cable wire is fixed in through track adjusting wheel and turns to parallel frame, turns to parallel frame to be connected with external fixing rack.

The drawing of accompanying drawing is described as follows:

Fig. 1 always schemes for solid of the present utility model;

Fig. 2 is a sectional perspective exploded drawings of the present utility model;

Fig. 3 is the upward view of front vehicle wheel part, the expression steering hardware;

Fig. 4 is the part sectional view of front vehicle wheel part;

Fig. 5 buckles the block diagram of group in the hinge place for the insurance frame;

Fig. 6 is the lateral plan of the utility model folding state;

Fig. 7 is operation lateral plan of the present utility model.

The figure number of accompanying drawing is represented: 1, front body 2, front vehicle wheel 3, front wheel spindle 4, Hooke's coupling; 5, inner fixed stand 6, external fixing rack 7, one-way belt sheave 8, belt guide pulley 9, cable wire track adjusting wheel 10, pedal 11, chute hole 12, connecting rod 13, roller 14, hinge 15, insurance frame 16, clasp 17, back vehicle body 18, rear wheel 19, hind axle 20, brake 21, seat cushion 22, protruding pin 23, snap-on pin 24, handle 25, Waistbelt buckle 26, square department 27, brake pull handle 28, pipe link 29, bearing 30, control stalk 31, square hole 32, cable wire 33, turn to parallel frame 34, safety pin 35, steering linkage member 36, cone belt 37, restoring spring 38, connecting strand.

The utility model is described in further detail below in conjunction with embodiment and accompanying drawing:

Referring to Fig. 1-Fig. 4, front body 1 of the present utility model and back vehicle body 17 are to be assembled by hinge 14 (see figure 5)s below its junction.Front body leading portion below has front wheel spindle 3, front wheel spindle two ends respectively to have the relative inner of a Hooke's coupling 4, two Hooke's couplings respectively to be connected on the base of front body 1 by inner fixed stand 5, and it respectively is connected with front vehicle wheel by external fixing rack 6 in the outside relatively.One-way belt sheave 7 is equipped with in 3 central authorities at front wheel spindle, be wound with cone belt 36 on it, rotate forward together with front vehicle wheel 2, oppositely spur this cone belt by spurring this cone belt drive one-way belt sheave, one-way belt sheave can not rotate backward, and can only be in forward travel state to keep front vehicle wheel.In appropriate position, front body 1 stage casing belt guide pulley 8 is housed, to adjust the trend of cone belt 36.Respectively be provided with a chute hole 11 on two vertical car beams of front body back segment, connecting rod 12 is passed in hole 11, and pedal 10 is equipped with at the connecting rod two ends, and the roller 13 that is loaded on the connecting rod is arranged in the pedal, and when both feet treadle when moving forward, this roller rolls in chute hole forward respectively.Central the erecting of the cross bar of back vehicle body 17 leading portions leader 24 is arranged, Waistbelt buckle 25 is arranged at the handle top, and with the origin or beginning of button knot cone belt 36, respectively there is a brake pull handle 27 front side, cross bar two ends on handle top.There is square department 26 the handle bottom, is fixed in the steering linkage member 35 with plug, makes it to rotate with handle 36 one.Have on this square department 26 for the hole that bearing 29 is installed, can reduce friction drag greatly during the pull handle 36 of front and back.There is the square hole 31 for the square department 26 that pipe link 28 epimeres are installed in steering linkage member 35 base plate central authorities.The square department 26 of pipe link 28 hypomeres passes back vehicle body 17, is loaded in the square hole 31 of its below control stalk 30, and control stalk 30 can link into an integrated entity to constitute a steering hardware with handle 24.Cable wire 32, two cable wires of each captive joint of control stalk 30 two ends are adjusted direction through the cable wire track adjusting wheel 9 of front body 1 bottom, are connected in the rear side two ends that turn to parallel frame 33, turn to parallel frame to be connected with external fixing rack 6 bases.Turn to the front rail both sides of parallel frame that safety pin 34 is arranged.There is seat cushion 21 at handle rear, back vehicle body 17 stage casing, and hind axle 19 is arranged under the back segment, for the usefulness that two rear wheels 18 are installed.There is an one-way belt sheave 7 in hind axle central authorities, and respectively there is a brake 20 both sides on the rear vehicle shaft 19.Button is tied cone belt 36 origin or beginnings in Waistbelt buckle 25, behind the one-way belt sheave on the pile warp front wheel spindle, after front and back belt guide pulley 8 tunings, walks around the one-way belt sheave of hind axle, and the end of cone belt is fixedly connected on the connecting rod.Respectively there is a restoring spring 37 back vehicle body back segment both sides, and the front end of restoring spring respectively is connected on the connecting rod 12 on pedal 10 sides by a connecting strand 38.

Fig. 7 represents to use scheme drawing of the present utility model.Be seated at user on the seat cushion 21 by pulling back handle 24, one-way belt sheave on the cone belt 36 origin or beginnings pulling front wheel spindle, making the car front-wheel drive car body advances together, handle then moves forward, step tread 10 slippage forward again, one-way belt sheave on the terminal pulling of the cone belt hind axle makes trailing wheel drive car body and advances.Reciprocating action by continuous pull handle and cooperation step tread just can keep the utility model continuously to overtake.In the time of step tread, the restoring spring that can stretch, when stopping pedal, the elastic force of spring can tractive moves promptly behind the pedal and resets, in order to the pedal that carries out next time.Rotary handle drives control stalk and turns to parallel frame together with cable wire control, is changed by the square angle that becomes parallelogram, turns to drive the front vehicle wheel that connects external fixing rack.Be positioned at the safety pin 34 that turns on the parallel frame front rail, it is unlikely excessive and influence the speed of a motor vehicle to limit steering angle.Hooke's coupling on the front wheel spindle can keep the smooth and easy and coherent of handling maneuver.

Referring to Fig. 1, Fig. 5 and Fig. 5, the protruding pin 22 of clasp of front body one side 16 and back vehicle body homonymy is for parking or when carrying the utility model, establishing for saving the space.Along hinge 14 directions the vehicle body folding is become as shown in Figure 6 two halves, and be buckled on the protruding pin with the location with clasp.Influence the steady of driving for making the front and back vehicle body when driving a vehicle, can not bend and rock, respectively overlap an insurance frame 15 in both sides, front body rear end, respectively establish a snap-on pin 23 in the other outside of vehicle body hinge, back, slippage insurance frame also makes it buckle admittedly on the snap-on pin vehicle body before and after can effectively fixing on hinge position.

The utility model contrast prior art has following advantage:

Be the convenient vehicles, and have body-building function concurrently; Not only can effectively temper whole body flesh Meat and endurance also can be trained association's harmonic balance sense of trick, bring complete body-building effect, Has good movement effects; Because four-wheel all can drive, so it is good to drive effect.

Claims

1, a kind of four wheel drive bicycle is characterized in that, form by car body, walking mechanism and steering hardware,

2, four wheel drive bicycle according to claim 1 is characterized in that front body has clasp, and back vehicle body homonymy has protruding pin.

3, four wheel drive bicycle according to claim 1 is characterized in that, front body has the insurance frame, and back vehicle body has the snap-on pin.