CN2229405Y

CN2229405Y - Body-shaping two-function bicycle instead of walking

Info

Publication number: CN2229405Y
Application number: CN 95221518
Authority: CN
Inventors: 徐涛; 李峰
Original assignee: Individual
Current assignee: Individual
Priority date: 1995-09-13
Filing date: 1995-09-13
Publication date: 1996-06-19
Anticipated expiration: 2005-09-13

Abstract

The utility model relates to a two-function bicycle for body-building and walk replacement. A circular pipe and an elliptical pipe which are used by the utility model are bent and made into a star-shaped bicycle frame with a single beam, a drive device is a drive device with double crank connecting rods, and the drive device with double crank connecting rods is coordinated by a hand and a foot moving rods. A guiding device is rotated by the hand moving rod in a horizontal direction, the front and the back propelling power and the twisting force of the left and the right turn of the hand moving rods are coordinated by a gimbal, and the hand moving rod is connected with a front fork by an upper hinge and a lower hinge to implement a guiding function. The utility model which has the double functions of body-building and walk replacement is reasonable in structural design.

Description

The difunctional bicycle of a kind of body-building walking-replacing

The utility model relates to a kind of bicycle, particularly a kind of staff by bike, the common bicycle driven of pin.

May 7 nineteen ninety-five, we once proposed the utility model application of " a kind of novel trick drives the double crank body-building bicycle jointly " to Patent Office of the People's Republic of China, number of patent application: 95209885.7, after this in in-depth study and optimal design configuration process, though we find that this bicycle can realize the functional objective that technical design requires, but complex process in manufacturing process, use advantages of simple, it has remained shortcoming easily manufactured this bicycle of principle review, the guidance system of this bicycle, be on main car frame top rake position, to open two holes, it is fixing to insert the welding of outer tube and main car frame in two holes respectively, front fork tube is packed in the front end outer tube, the guide piece parts are packed in the outer tube of rear end and are linked with hand lever, be connected hand lever and handlebar with guide tabs by guide link, connect front fork tube, realize that guiding turns to, this design will be bored a hole more, total system device complexity, manufacturing process is loaded down with trivial details, and fitting process is time-consuming takes a lot of work, and this bicycle drives the crank and the bar linkage structure of driving system, design is too complicated, and manufacturing process is loaded down with trivial details.

The utility model purpose provides a kind of main car frame, and actuating device and guide piece be advantages of simple more, the practical difunctional bicycle of a kind of body-building walking-replacing.

The purpose of this utility model is achieved in that the difunctional bicycle of a kind of body-building walking-replacing is by hand lever 7, main car frame, compositions such as front fork, upper hinge, following hinge, universal-joint, connecting rod 10, U type connecting rod rack, right crank, connecting rod 28, connecting rod 29, left crank, connecting rod 23, connecting rod 25, connecting rod 26, it is characterized in that: main car frame pipe, oval tube bending, welding is made

Type main car frame top rake portion just locates to weld with U type connecting rod rack on the lower side; The hand lever upper end is connected with handlebar, hand lever lower end and upper hinge welding, and following hinge and vertical tube of front fork welding, last interlinkage connects with bearing pin with following hinge; About 1/3rd places of hand lever lower length welding gimbal base 9, Universal-head 30 and cardan cap 31 suits and with the gimbal base thread connection, Universal-head 30 connects with connecting rod 10 usefulness nuts; Connecting rod 10 connects with bearing pin with the hole at connecting rod 29 middle parts, the front aperture of connecting rod 29 connects with a bearing pin with the right ports of U type connecting rod rack, the back stomidium of connecting rod 29 connects with bearing pin with the front aperture of connecting rod 28, and connecting rod 28 back stomidiums connect with right crank, and right crank connects with sprocket wheel; Left side crank connects with sprocket wheel, the back stomidium of connecting rod 23 connects with left crank, the front aperture of connecting rod 23 connects with same bearing pin with the following stomidium of connecting rod 25 and the back stomidium of connecting rod 26, the upper end hole of connecting rod 25 connects with a bearing pin with the left hole of U type connecting rod rack, and the front aperture of connecting rod 26 connects with bearing pin with the contact pin of foot-propelled bar; The foot-propelled bar connects with vehicle frame contact pin 5, vehicle frame contact pin and the welding of preceding adaptor union, and the lower end of following hinge is a cylinder, and the upper end is a folk prescription body, and there is a pin shaft hole at the flat-square shaped middle part; Upper hinge is a cylinder, and the lower end has a groove, and both sides, groove middle part respectively have a pin shaft hole; Gimbal base one end is the plane, and an end endoporus is the inclined-plane, and universal first end is a ball, the other end is screwed cylinder, and cardan cap negative thread bottom is the inclined-plane, and the inclined-plane central part has a circular hole, the circular hole oral area has an oblique angle, joins with interior inclined-plane; The upper end suit of connecting rod 10 welds a nut, and connecting rod 10 has the knee of three different angles respectively; Have three holes that the aperture is identical on the connecting rod 29.

Advantage of the present utility model: the stability of main car frame is higher, weight saving, and manufacturing cost descends, and also is convenient to make; The guide piece structure is advantages of simple, safe and reliable more, also is more suitable for people's habitual movement in the manipulation, easier grasp; The double-crank connecting rod structure of actuating device, advantages of simple has promptly reached the common purpose that drives of trick more, has also improved safety by bike.

Description of drawings: Fig. 1 is that the utility model structural representation Fig. 2 is that hinge scheme drawing Fig. 5 is connecting rod 29 scheme drawings for ball-type cardan universal joint component scheme drawing Fig. 6 for connecting rod 10 scheme drawing Fig. 7 down for crank connecting link system schematic Fig. 3 that the hand-drive bar drives for upper hinge scheme drawing Fig. 4

Below in conjunction with drawings and Examples the utility model is further described

As shown in Figure 1: main car frame 6 usefulness pipes, oval tube bending, welding manufacture

Type, the middle part angle of main car frame 6 are within 50 °～65 ° scopes; Rear-inclined portion fastening connection of upper end of vehicle seat 13 and main car frame 6; Vehicle frame contact pin 5 and preceding adaptor union welding, foot-propelled bar 3 connects with vehicle frame contact pin 5, the preceding hole of connecting rod 26 connects with bearing pin with the contact pin of foot-propelled bar, the back stomidium of connecting rod 26 connects with same bearing pin with the front aperture of the following stomidium of connecting rod 25 and connecting rod 23, the left hole of the upper end hole of connecting rod 25 and U type connecting rod rack 11 connects with a bearing pin, the back stomidium of connecting rod 23 connects with left crank 12 usefulness bearing pins, left side crank 12 connects with sprocket wheel 24 usefulness axis and a bearing pin, forms left crank connecting link drive system; Among the adaptor union, the vertical tube of front fork lower end connected with front fork 4 before vertical tube of front fork was loaded on, and front fork 4 links with front vehicle wheel 1; According to Fig. 1, Fig. 4, shown in Figure 3, weld with the lower end of following hinge 32 the vertical tube of front fork upper end, the lower end welding of the upper end of upper hinge 33 and hand lever 7, upper hinge and following hinge connect with a bearing pin, two clamping plate in the upper end of hand lever 7 and handlebar 8 usefulness carry out fastening the connection, hand lever 7, handlebar 8 are except that having driving action, also has directional tagging, when rotating handlebar 8, with regard to driving hand lever 7, upper hinge 33, hinge 32 and drive front fork 4 and front vehicle wheel 1 turns to about carrying out down simultaneously, realize guide function; According to Fig. 1, Fig. 2, shown in Figure 5, about 1/3rd places welding of hand lever 7 lower length gimbal base 9, Universal-head 30 is used thread connection with cardan cap 31 suits and with gimbal base 9, Universal-head 30 connects with connecting rod 10 usefulness nuts, Universal-head 30 is coordinated the propulsive effort of hand lever 7 front and back reciprocating slidings and the torque forces that handgrip about 8 turns to, make hand lever 7 can drive to move ahead, again can about turn to; According to Fig. 2, shown in Figure 6, connecting rod 10 has the knee of three different angles respectively, and first knee angle is in 120 °～160 ° scopes, and second knee angle is within 90 °～120 ° scopes, a contact pin is welded in the 3rd knee, lower end, and angle is within 90 °～120 ° scopes; According to Fig. 2, shown in Figure 7, connecting rod 10 connects with bearing pin with the hole at connecting rod 29 middle parts, the front aperture of connecting rod 29 connects with a bearing pin with the right ports of U type connecting rod rack, the back stomidium of connecting rod 29 connects with bearing pin with the front aperture of connecting rod 28, the back stomidium of connecting rod 28 connects with right crank 34, right crank 34 connects with sprocket wheel 24, forms right crank connecting link drive system; Left and right two crank connecting link drive systems are collaborative mutually in the front-rear reciprocation movement of hand lever 7 and foot-propelled bar 3, and common drive sprocket 24 moves in a circle, and sprocket wheel 24 drives rear wheel 21 by chain 14 and advances forward; Support 22 is equipped with in lower end, main car frame 6 rear portion, is used for the supporting ﹠ stablizing car load during parking; Main car frame 6 rear upper end are equipped with clothes hanger 15; Back chain stay 17 is installed in lower end, main car frame 6 rear portion, and left and right sides Shock absorber 16 is installed between 15 times continuous main car frames of back chain stay 17 and clothes hanger; Rear wheel 21 is connected with flywheel 18; Front-wheel upper end dress front fender apron 2, trailing wheel upper end dress rear mudguard 20, dress back, rear mudguard lower end reflex reflector 19.

The utility model also can be reequiped and is used for three-wheel vehicle, disabled person's car.

Claims

1, the difunctional bicycle of a kind of body-building walking-replacing is by hand lever (7), main car frame, front fork, upper hinge, following hinge, universal-joint, connecting rod (10), U type connecting rod rack, right crank, connecting rod (28), connecting rod (29), left crank, connecting rod (23), connecting rod (25), connecting rod compositions such as (26), it is characterized in that: main car frame pipe, oval tube bending, welding is made

Type, main car frame top rake portion just locates and the welding of U type connecting rod rack on the lower side, and the hand lever upper end connects with handlebar, hand lever lower end and hinge welding, following hinge and vertical tube of front fork welding, upper hinge connects with bearing pin with following hinge; About 1/3rd places of hand lever lower length welding gimbal base (9), Universal-head (30) and cardan cap (31) suit and with the gimbal base thread connection, Universal-head (30) connects with nut with connecting rod (10); Connecting rod (10) connects with bearing pin with the hole at connecting rod (29) middle part, the front aperture of connecting rod (29) connects with a bearing pin with the right ports of U type connecting rod rack, the back stomidium of connecting rod (29) connects with bearing pin with the front aperture of connecting rod (28), the back stomidium of connecting rod (28) connects with right crank, and right crank connects with sprocket wheel; Left side crank connects with sprocket wheel, the back stomidium of connecting rod (23) connects with left crank, the front aperture of connecting rod (23) connects with same bearing pin with the following stomidium of connecting rod (25) and the back stomidium of connecting rod (26), the upper end hole of connecting rod (25) connects with a bearing pin with the left hole of U type connecting rod rack, and the front aperture of connecting rod (26) connects with bearing pin with the contact pin of foot-propelled bar; The foot-propelled bar connects with vehicle frame contact pin (5), vehicle frame contact pin and the welding of preceding adaptor union.

2, according to the difunctional bicycle of a kind of body-building walking-replacing described in the claim 1, it is characterized in that the lower end of following hinge is a cylinder, the upper end is a flat-square shaped, and there is a pin shaft hole at the flat-square shaped middle part.

According to the difunctional bicycle of a kind of body-building walking-replacing described in the claim 1, it is characterized in that 3, upper hinge is a cylinder, the lower end has a groove, and both sides, groove middle part respectively have a pin shaft hole.

4, according to the difunctional bicycle of a kind of body-building walking-replacing described in the claim 1, it is characterized in that, gimbal base one end is that plane one end endoporus is the inclined-plane, universal first end is a ball, the other end is screwed cylinder, and cardan cap negative thread bottom is the inclined-plane, and the inclined-plane central part has a circular hole, the circular hole oral area has an oblique angle, joins with interior inclined-plane.

According to the difunctional bicycle of a kind of body-building walking-replacing described in the claim 1, it is characterized in that 5, the upper end suit of connecting rod (10) welds a nut, connecting rod (10) has the knee of three different angles respectively.

6, according to the difunctional bicycle of a kind of body-building walking-replacing described in the claim 1, it is characterized in that, have three holes that the aperture is identical on the connecting rod (29).