CN2040478U

CN2040478U - Pedal carriage

Info

Publication number: CN2040478U
Application number: CN 88215700
Authority: CN
Inventors: 冯崇谦
Original assignee: Individual
Current assignee: Individual
Priority date: 1988-10-28
Filing date: 1988-10-28
Publication date: 1989-07-05

Abstract

The utility model discloses a pedal carriage on the ground, which is characterized in an advancing mechanism driven by a rack bar set and a gear set, and the advancing mechanism comprises a forcing mechanism, a positive reversing mechanism and a regulating mechanism. The advancing mechanism is installed on a front wheel staddle designed specially. The front fulcrum and the back free point of the bicycle frame are respectively installed on the front and back damper springs of the front wheel staddle and the back wheel staddle. The pedal carriage is also provided with a streamlined fully enclosed glass fibre reinforced plastics vehicle body whose profile dimension is 3.2*0.95*1.113 m. The front wheel of the pedal carriage is larger than the back wheel, the front wheel is the driving wheel, and the back wheel is the steering wheel. The utility model is a pedal carriage with two pedals and three seats used widely.

Description

Pedal carriage

The utility model is a kind of land transportation sedan-type cycle.

No matter present domestic bike tech is two-wheel or trailer formula, two sprocket wheel trailer formula three-wheel of pedaling, and does not all break through the scope of sprocket wheel, single speed, open type.All there are the following problems for they: 1. the single bicycle poor stability of two-wheel, easily have an accident, and it is long-pending big to account for the road surface per capita, and cause the road surface crowded.2. the attitude of pedaling power is relatively poor, makes people's fatigue easily, poor durability.3 open types are not sought shelter from wind and rain and Exposure to Sunlight, and resistance is bigger.4. chain sprocket drive efficient is low, can not reverse travel.Even the last word totally enclosed of external bicycle can not reverse travel and the problem that lacks regulating mechanism.Though motor-driven car is comfortable, stable, quick, attractive in appearance, the high petroleum-based energy of price be consume, and special driver driving, maintenance, maintenance needed, the technology of requirement and expense are all very high.

The purpose of this utility model will overcome the problems referred to above exactly, provides a kind of energy savings, noiselessness, pollution-free, safety and traveling comfort is higher, the speed of a motor vehicle is moderate, applied range, people that price is low partly crouch on the low level seat twoly pedals three novel sedan-type cycles.

The utility model is owing to designed a propulsive mechanism that the mechanism that has an effect, ahead and astern mechanism and regulating mechanism are formed.The formation and the operating process of mechanism now just had an effect is described as follows: bar (11) is mainly pedaled and two groups of tooth bar group gear clusters (7,36) are main body by a pair of in the mechanism that has an effect, be to pedal an end of bar (11) and an end bolt together of tooth bar group (7), the other end of pedaling bar (11) and tooth bar group (7) is connected with back foot (3) with preceding pedal (8) respectively.Be respectively equipped with a pair roller (10) below the pedal before a pair of (8), walk around termination that a pair of pulley (26) that is fixed on the front-wheel bolster pedals bar (13) to another root composition that is together in series a termination of pedaling bar (11) with steel cable (9).Its operating process be the people partly crouch low level seat (4) pedal with leg strength reciprocating a pair of before pedal (8), this is rolled and to drive a pair of tooth bar group (7) also reciprocating to two pair rollers (10) under the preceding pedal on roller guiding (54), produce the power that travels.Because tooth bar group (7) is a force transmission element, be two STATEMENT OF FEDERALLY SPONSORED of pedaling again, no matter promptly whether the someone is pedaled a pair of back foot (3) on the back seat, two groups of tooth bar group gear clusters (7,36) all produce interlock, and this interlock is to realize by a pair of pulley (26) in the pulley base (35) that is fixed on the middle roller guiding of front-wheel bolster (54) and by steel rope (9) series connection.In interlock, must there be the tooth bar group (7) in one group of tooth bar group gear cluster (7,36) to be drawback movement, this moment is because tooth bar group (7) promotes gear cluster (36) counter-rotating, but because the effect of positive car flywheel (ratchet 46), make the gear cluster (36) of counter-rotating go up idle running, thereby do not influence positive car motion at axle drive shaft (28).Be provided with little axle (32) and board (33) for the disengaging that prevents tooth bar group (7).

Ahead and astern mechanism has mainly adopted awl end power-transfer clutch with ahead and astern flywheel (46) and has been made up of ahead and astern handwheel (29) and clutch slipper yoke (34), and it is to adjust awl with handwheel (29) to hold the position of separate or merge of the clutch embedding (38) of power-transfer clutch to realize that ahead and astern moves.Its operating process is to turn right when handwheel (29), guide screw (42) makes nut (43) motion, wherein outwards motion of Nei Ce two guiding nuts (43), make it to wedge the cone-shaped cavity that two inboards of being furnished with positive car flywheel are made up of clutch outer member (37) and interior ring (47) by clutch slipper yoke (34) pulling clutch embedding (38), ring (47) and positive car flywheel (46), axle sleeve (45) were passed to axle drive shaft (28) to power by axle sleeve (45) through screw again in then clutch outer member (37) was driven by clutch embedding (38).Meanwhile, two guiding nuts (43) in the outside are outwards motion also, make clutch embedding (38) break away from the both sides cone-shaped cavity of being furnished with reversing flywheel (46) by clutch slipper yoke (34), reversing flywheel (46) idle running, travel for positive car this moment.Otherwise just be reverse travel.Above-mentioned clutch outer member (37) is that sky is enclosed within on the axle drive shaft (28), the negative thread connection of the male thread portion of clutch outer member (37) and middle cover (50) is solid, gear cluster (36) adopts key (49) to connect with middle cover (50) and can slide along the key (49) that is mutually 180 °, as long as force transmission element tooth bar group (7) driven gear group (36) engagement is rotated, just can pass through key (49) and middle cover (50) and drive clutch outer member (37) rotation, thereby this clutch outer member can pass to axle drive shaft (28) to power, realizes that ahead and astern travels thereby front-wheel (16) is rotated.

Regulating mechanism mainly is made of the tooth bar group gear cluster (7,36) with third gear speed governing, speed handwheel (27), speed governing pull bar (40), rocking arm (41), speed governing connecting rod (44), speed governing shift fork (39).Handle speed handwheel (27) and rocking arm (41) as long as rotate, pushing away or draw speed governing pull bar (40) and speed governing connecting rod (44) to drive speed governing shift fork (39) thus makes gear cluster (36) move along axis direction, the engagement order of conversion tooth bar group (7) and gear cluster (36) to be changing speed ratio, thereby reaches the speed governing purpose.

The front-wheel bolster is based on front-wheel bolster transverse link (53) and roller guiding (54), and at the two ends of front-wheel bolster transverse link (53) and bar is held on a front-wheel bolster left side and the two ends bolt together of bar (2,25) is held on the right side.For not being subjected to the influence of vehicle frame, car body (1) vibrations, the transmission that guarantees tooth bar group gear cluster (7,36) do not designed two axle drive shaft bearings (56), there is the ear (57) that stretches out upper end, this bearing seat side, and with bolt this ear is fixed on a front-wheel bolster left side and holds the inboard that bar (2,25) are held on bar and the right side.Damping spring (17) before the lower plane of bearing seat (56) is used bolt, bearing seat (56) endoporus is equipped with single-row radial ball bearing (58) and axle drive shaft (28).

As from the foregoing, the mechanism that has an effect of propulsive mechanism, ahead and astern mechanism and regulating mechanism all are mounted on the axle drive shaft (28), and the other end of its reversible clutch shift fork (34) and speed governing shift fork (39) all is mounted on the middle front-wheel bolster transverse link (53).

The trailing wheel bolster of this car mainly is made up of trailing wheel bolster crossbeam (21), back damping spring (22) and fork shaft (31).Back damping spring (22) is installed on the trailing wheel bolster crossbeam (21), and adopting fork shaft (31) is the needs that turn to for trailing wheel (23).

The vehicle frame of this car mainly is formed by connecting by vehicle frame transverse link (18), vehicle frame main beam (19).Be equipped with three seats (4) on the vehicle frame main beam (19), be welded with overhanging board (24), go up at overhanging board (24) car body (1) is installed in girder (19) outside.Before vehicle frame front fulcrum and rear fulcrum are installed in respectively on damping spring and back damping spring (17,22), make vibrations that vehicle frame and car body (1) produced reduce to minimum to the influence of tooth bar group gear cluster (7,36) transmission.

This car has a stream line pattern totally enclosed car body (1).Its stem shape matches with human foot's motion, so its appearance profile size length is 3.2 * 0.95 * 1.138 meters.The top that car body (1) removes car body two upper lateral parts, car door top and car stem be equipped with thickness be 3 millimeters organism glass outside window, remainder all forms the glass-felt plastic that thickness is 1.5～2 millimeters part reinforcement with molded.The connection of car body (1) and vehicle frame be around the following shirt rim of car body with vehicle frame main beam (19) on overhanging board (24) become one with the bolt Joint.

The front-wheel of this car (16) is a drive wheel, selects bicycle quick for use, and it takes turns the footpath is 610～710 millimeters, is to be fixedly mounted on the axle drive shaft (28).Trailing wheel (23) is a wheel flutter, selects bicycle quick for use, and it takes turns the footpath is 455～510 millimeters, is that kink is on fork shaft (31).Front-wheel (16) advances in order to improve speed ratio greater than trailing wheel (23), guarantees that its speed of a motor vehicle per hour reaches 14～27 kilometers, can reach 40 kilometers in short-term.Trailing wheel (23) is in order to control turn to flexible, laborsaving for wheel flutter.

The steering hardware of this car has adopted common fork shaft to turn to, as long as operation steering arm (6) pushes away or draw vertical drive link (20), drives the fork shaft (31) of trailing wheel and the left and right sides divertical motion that transverse link (30) just can be realized this car.

The braking mechanism of this car has adopted the brake band based on braking axle drive shaft (28) often to take off drg.When pedal brake pedal (12) then spurs brake connecting rod (13), brake rocking bar (14), just can the brake disc that be fixed on the axle drive shaft (28) be pluged with molten metal tightly and spur brake band (15), then front-wheel (16) is braked.Also be aided with wheel edge trig in addition with the brake shoe braking rear-wheel (23) of bicycle.

This car also is furnished with 24 volts 9 amperes compact battery, for the electricity consumption of car light and clean vision screen.

Advantage of the present utility model:

1. energy-saving effect is remarkable, is 1/2nd of motor-driven car as traffic capacity, and then each ten thousand sedan-type cycle (by annual driving 300 days, drive a vehicle every day and calculated in 2 hours) can be saved 2100 tons of fuel oils every year.

2. road-holding property (turn to, braking, ahead and astern, speed governing) reaches or near motor-driven car level, can satisfy the requirement of city traffic vehicle safe driving.The present current situation of traffic of moving velocity and China adapts.

3. good stability can reduce the generation of traffic accident, has improved the traffic safety sense.

4. have round-the-clockly, wind and rain, Exposure to Sunlight, night travel are without hindrance.

5. cost is low, each about 2000 yuan.Have wider field of application, can use for office, group, school, self-employed worker.

Description of drawings:

Fig. 1 is the front elevation of sedan-type cycle.

Fig. 2 is the birds-eye view of this car.

Fig. 3 is the birds-eye view of this car propulsive mechanism.

Fig. 4 is the front elevation of propulsive mechanism.

Fig. 5 is the birds-eye view of this car front-wheel bolster.

Fig. 6 is the front elevation of front-wheel bolster.

Fig. 7 is this car car body front elevation.

With reference to Fig. 1～Fig. 7, sedan-type cycle is made up of four major parts:

1 propulsive mechanism is referring to Fig. 3, Fig. 4: a, and the mechanism that has an effect forms by pedaling bar (11), preceding pedal (8), back foot (3), tooth bar group gear cluster (7,36), steel rope (9), pulley (26) and pulley yoke (35).B, ahead and astern mechanism is made up of ahead and astern handwheel (29), guide screw (42), guiding nut (43), clutch slipper yoke (34), clutch outer member (37), clutch embedding (38), interior ring (47), ahead and astern flywheel (ratchet 46), axle sleeve (45), key (49), middle cover (50).C, regulating mechanism is made up of speed handwheel (27), rocking arm (41), speed governing pull bar (40), speed governing connecting rod (44), speed governing shift fork (39), tooth bar group gear and (7,36).

2 front-wheel bolsters and trailing wheel bolster be partly referring to Fig. 5, Fig. 6 and Fig. 2: a, and the front-wheel bolster holds bar and the right side by a front-wheel bolster left side and holds bar (2,25), front-wheel bolster transverse link (53), roller guiding (54), preceding damping spring (17), driving shaft bearing seat (56), single-row radial ball bearing (57), axle drive shaft (38) and form.B, the trailing wheel bolster is made up of trailing wheel bolster crossbeam (21), back damping spring (22) and fork shaft (31).

3 vehicle frames and car body are partly referring to Fig. 1, Fig. 2 and Fig. 7: vehicle frame is made up of vehicle frame transverse link (18) and vehicle frame main beam (19).Its middle girder (19) outside has overhanging board (24), overhanging board (24) to connect into integral body with car body (1).

4 other parts.Comprise steering hardware and braking mechanism, referring to Fig. 1, Fig. 2: a, steering hardware is made up of steering arm (20), fork shaft (31), trailing wheel (23), transverse link (30), b, braking mechanism is made up of brake pedal (12), brake connecting rod (13), brake rocking bar (14), brake band (15), the brake disc of axle drive shaft (28), front-wheel (16).

The utility model is implemented except the standard component of outsourcing, and most parts all adopt A₃Material. The material of minority part such as clutch embedding powder metallurgy (iron-based) FM69-45, coefficient of friction is 0.4～0.5. Damping spring 65Si₂Mn, gear train 35Mn, tooth bar group, key, sleeve pipe and axle class are all used 45#. Other Assembly of the parts is as follows in technology and technological requirement; 1. roller does not have card, a phenomenon with the motion overall process that requires roller cooperating of roller guiding on roller guiding, and guarantees that tooth bar group gear train has good engagement. 2. ahead and astern flywheel (ratchet) adopts the bicycle freewheel of 20 teeth, with outer ring tooth car go with clutch in encircle close-fitting, flywheel inner ring screw thread and sleeve thread tighten up, its axle sleeve is fixed on the driving shaft. 3 vehicle frame main beams adopt electric welded steel pipe, the center line of each steel pipe at grade, its deviation must not surpass 2 millimeters, two girders merge time processing about all adopting with each pilot hole of transverse link. 4. the molded thickness of car body employing fiberglass is 1.5～2 millimeters, and its Weight control is at 40～45 kilograms. The fiberglass car body is to use Glass fibre comes the bonding glass fiber base material to become an integral body as the fiberglass reinforcing material with unsaturated polyester resin. In order to strengthen car body in the part, body framing uses take Organic Foam Material to increase plastics heartwood, epidermis is the sandwich structure of fiberglass. Therefore the manufacturing of sedan-type cycle does not have special equipment and technological requirement with installation, can go into operation in existing bicycle, tricycle manufacturer and machined producer and implement.

Claims

1, a kind of non-motor-driven sedan-type cycle is made up of wheel, vehicle frame, seat, car body, steering hardware, braking mechanism.It is characterized in that having the propulsive mechanism of a tooth bar group gear cluster (7,36) transmission.This mechanism is made up of the mechanism that has an effect, ahead and astern mechanism and regulating mechanism, and propulsive mechanism is installed on the front-wheel bolster, and the vehicle frame front fulcrum is installed on the preceding damping spring (17) of front-wheel bolster, and the vehicle frame rear fulcrum is installed on the back damping spring (22) of trailing wheel bolster.

2, by the described sedan-type cycle of claim 1, it is characterized in that the front-wheel bolster holds bar and the right side by front-wheel bolster transverse link (53), roller guiding (54), a front-wheel bolster left side and holds bar (2,25), driving shaft bearing seat (56), preceding damping spring (17), axle drive shaft (28) and form, the trailing wheel bolster is made up of trailing wheel bolster crossbeam (21), back damping spring (22), fork shaft (31).

3, by the described sedan-type cycle of claim 1, it is characterized in that car body (1) is a streamline totally-enclosed formula car body, appearance profile size length is 3.2 * 0.95 * 1.138 meters, thickness is 1.5～2 millimeters, make with glass-reinforced plastic material, car body (1) is installed on the overhanging board (24) of vehicle frame main beam (19).

4, by the described sedan-type cycle of claim 1, the front-wheel (16) that it is characterized in that wheel is greater than trailing wheel (23), and front-wheel (16) is a drive wheel, and trailing wheel (23) is the wheel flutter of steering hardware.