CN211943628U

CN211943628U - Foldable three-wheel electric leisure vehicle

Info

Publication number: CN211943628U
Application number: CN202020369065.4U
Authority: CN
Inventors: 田峰; 田本锁
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-20
Filing date: 2020-03-20
Publication date: 2020-11-17
Anticipated expiration: 2030-03-20

Abstract

A foldable three-wheel electric recreational vehicle comprises a front vehicle frame, a connecting bent rod, a pedal frame, a connecting bridge frame, a seat frame, a rear vehicle frame, a back rest frame and a compact folding mechanism which is composed of a luggage carrier and arranged in two directions of length and height, wherein the seat frame upwards rotates through a seat hinge point, the rear ends of a left pedal frame and a right pedal frame are synchronously driven to upwards move, the left pedal frame and the right pedal frame synchronously pull to connect an underframe, the connecting bent rod and the front vehicle frame contract along the length direction, in the process, the left pedal frame and the right pedal frame are turned to be in a vertical state from a horizontal state, the connecting underframe upwards rotates around the back hinge point and is turned to be in a vertical state from the horizontal state, indoor placement is facilitated, the occupied space is smaller, the bearing strength of the vehicle frame is strong, the.

Description

Foldable three-wheel electric leisure vehicle

The technical field is as follows:

the utility model relates to an electric tricycle especially relates to a folding tricycle electric leisure car.

Background art:

with the increase of social old people, most of the old people go on walking, and a long distance wastes time and physical strength for the old people, so that the traveling problem of the old people is not well solved. At present, many old people need to take children to go to school and go to school, the bus is taken, the passengers are likely to be trampled or lose children and other dangers due to crowding, obviously, the bus cannot meet the traveling requirements of the old people, the bus has fixed stations, the old people still need to walk to the stations, and if the stations are far away from home or school, certain influence is caused on the traveling of the old people. Chinese patent 201820242153.0 discloses a fast folding and unfolding type simple shock-absorbing electric wheelchair, which solves the traveling problem of the elderly, is convenient to fold and store, but has the following defects in the actual use process:

firstly, the electric wheelchair can only be used by a single person and is not suitable for the requirements of the old people for receiving and delivering children,

secondly, the frame has small bearing strength, and the strength of the whole vehicle can not meet the requirements of two persons and necessary carrying objects.

And the old hopes to arrange the object placing frame convenient to take and place on the back of the car, so that the old can conveniently park and shop, and the old is more suitable for daily life requirements.

Fourthly, the luggage case is not carried on the rear frame, and a foldable luggage case bracket is hopeful to be arranged.

Therefore, a three-wheel electric recreational vehicle product which is simple to drive, safer to run and smaller in folding size and suitable for the old people must be developed.

The utility model has the following contents:

the utility model aims at providing a collapsible tricycle electric leisure car, it can satisfy people's above-mentioned demand comparatively ideally.

The utility model adopts the technical proposal that:

the utility model provides a collapsible tricycle electronic leisure car, characterized by: the connecting underframe comprises two connecting rods and a U-shaped rear frame body, the two connecting rods are mounted on a cross rod of the U-shaped rear frame body at intervals, the tail ends of the connecting rods are flush with the tail ends of two vertical rods of the U-shaped rear frame body, a front hinge point and a middle hinge point are arranged on the connecting rod of the front section of the cross rod of the U-shaped rear frame body, and rear hinge points are arranged at the tail ends of the connecting rods and the tail ends of the two vertical rods of the U-shaped rear frame body; the rear frame comprises a main rear frame, wheel axle lug seats, a rear wheel axle, an underframe connecting rod, seat lug seats, backrest lug seats, a battery frame and underframe connecting lug seats, wherein the two wheel axle lug seats are fixedly arranged at the rear sides of the lower ends of two vertical rods of the main rear frame; the seat frame consists of an adult seat frame, a U-shaped cross rod, a child seat frame and a lower slide rod, wherein the upper end of the U-shaped cross rod is fixed below the front end of the adult seat frame, the rear end of the adult seat frame is hinged with a seat ear seat on a rear frame through a seat hinge point, a pedal ear seat and a slide groove are fixedly arranged below the U-shaped cross rod, the rear end of the pedal frame is hinged with the pedal ear seat, the lower slide rod is arranged below the child seat frame, the front end of the lower slide rod is fixedly arranged below the front end of the child seat frame, the rear end of the lower slide rod passes through the slide groove and then is fixedly arranged at the lower end of the child seat frame through a screw rod, and the lower slide rod can slide back and forth in the slide groove; put the thing frame and pass through joint structure detachable and install on the main after-poppet trailing flank of rear frame, the lower extreme fixed mounting of the main after-poppet both ends trailing flank of rear frame has the suitcase ear seat, and the suitcase ear seat is connected with main after-poppet is perpendicular, and the suitcase bracket is rotatable to be installed on the suitcase ear seat, by the suitcase ear seat bearing when the suitcase bracket expandes.

Further, the joint structure comprises buckle and cutting ferrule, and buckle fixed mounting is on the trailing flank of rear frame, and cutting ferrule fixed mounting puts on the lateral surface of thing frame, and cutting ferrule detachable clamps on the buckle.

Furthermore, the buckle is in a trapezoid shape with a small upper part and a large lower part, the shape and the size of the inner groove of the clamping sleeve are consistent with those of the buckle, and the clamping sleeve is sleeved on the buckle.

Further, the rotation angle of the luggage carrier is 0-90 degrees.

The utility model discloses in the folding joint relation of each part as follows:

a foldable three-wheel electric recreational vehicle comprises a front vehicle frame, a connecting bent rod, a pedal frame, a connecting bottom frame, a seat frame, a rear vehicle frame, a backrest frame, a compact folding mechanism composed of an object placing frame and a luggage carrier and arranged in two directions of length and height. Because the seat frame is not only provided with the adult seat frame but also provided with the child seat frame, the child seat frame can be arranged below the adult seat frame in a drawing mode, the seat frame with the structure meets the requirement of the old people for receiving and delivering children, and the children sit in front of the adults, so that the risk that the children sit behind and cause falling in the vision blind areas of the adults is eliminated, and the seat frame is safer. The rear section of the connecting underframe is changed into four bars from two bars, so that the bearing strength of the frame is greatly improved. The luggage rack is characterized in that the luggage rack is arranged on the back of the vehicle of the rear vehicle frame, the luggage rack can be conveniently disassembled and assembled, the rotatable luggage box bracket is arranged below the luggage rack, the luggage rack is required to be clamped on the rear vehicle frame, the luggage rack can be taken down when large articles such as a luggage box are to be placed, the large articles such as the luggage box are directly placed on the luggage box bracket, and the luggage carrying function is diversified.

Description of the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of the components of the present invention;

FIG. 3 is a schematic view of a child seat frame mounted below an adult seat frame;

FIG. 4 is a right side view of FIG. 3;

FIG. 5 is a schematic view of the storage frame and the luggage carrier mounted to the rear frame;

FIG. 6 is a schematic view of the structure of the snap-fit mounting on the rear frame;

FIG. 7 is a schematic view of the structure of the ferrule mounted on the frame;

FIG. 8 is a schematic structural view of an anti-folding mechanism;

in the figure: 1-a front frame; 2-connecting a bent rod; 3-a pedal frame; 4-connecting the chassis; 5-a seat frame; 6-rear frame; 7-a backrest frame; 8-placing a frame; 9-luggage carrier; 10-an anti-folding mechanism; 11-fixing the sleeve; 12-an outer tie bar; 13-bent rod ear seat; 31-front hinge point of the pedal lever; 32-a middle hinge point of the pedal lever; 33-a rear hinge point of the pedal lever; 41-a connecting rod; a 42-U-shaped rear frame body; 43-front hinge point; 44-an intermediate hinge point; 45-rear hinge point; 51-adult seat frame; 52-U-shaped cross bar; 53-child seat frame; 54-lower slide bar; 55-seat hinge point; 56-pedal ear seat; 57-chute; 58-screw; 61-main rear frame; 62-wheel axle lug seat; 63-rear axle; 64-undercarriage link bar; 65-seat ear mount; 66-back ear mount; 67-battery frame; 68-chassis connection lug; 69-luggage ear mount; 71-lower end hinge point; 72-a handrail; 81-clamping structure; 101-a cannula; 102-a spacing pin; 811-snap fastener; 812-cutting ferrule.

The specific implementation mode is as follows:

the following describes the embodiments of the present invention with reference to the drawings:

a foldable three-wheel electric recreational vehicle is shown in figures 1-8 and comprises a front vehicle frame 1, a connecting bent rod 2, a pedal frame 3, a connecting underframe 4, a seat frame 5, a rear vehicle frame 6, a backrest frame 7, a storage frame 8, a luggage carrier 9 and an anti-folding mechanism 10, wherein the front vehicle frame 1 comprises a front wheel steering fixing sleeve 11, outer side connecting rods 12 and bent rod lug seats 13, the upper ends of the two outer side connecting rods 12 are symmetrically fixed on two sides of the upper end of the front wheel steering fixing sleeve 11, the middle sections of the two outer side connecting rods 12 are symmetrically fixed on two sides of the middle section of the front wheel steering fixing sleeve 11, the bent rod lug seats 13 are fixedly arranged on the middle section of the front wheel steering fixing sleeve 11, the bent rod lug seats 13 and the outer side connecting rods 12 are in a vertical state, and the opening size between the lower ends of the two outer side connecting rods 12 can meet the steering; the connecting underframe 4 comprises two connecting rods 41 and a U-shaped rear frame body 42, the two connecting rods 41 are arranged on a cross rod of the U-shaped rear frame body 42 at intervals, the tail ends of the connecting rods 41 are flush with the tail ends of two vertical rods of the U-shaped rear frame body 42, a front hinge point 43 and a middle hinge point 44 are arranged on the connecting rod 41 at the front section of the cross rod of the U-shaped rear frame body 42, and rear hinge points 45 are arranged at the tail ends of the connecting rods 41 and the tail ends of the two vertical rods of the U-shaped rear frame body; the rear frame 6 comprises a main rear frame 61, wheel axle ear seats 62, a rear wheel axle 63, chassis connecting rods 64, seat ear seats 65, backrest ear seats 66, a battery frame 67 and chassis connecting ear seats 68, wherein the two wheel axle ear seats 62 are fixedly arranged at the rear sides of the lower ends of two vertical rods of the main rear frame 61, rear wheels are rotatably arranged on the wheel axle ear seats 62 through the rear wheel axle 63, two ends of the chassis connecting rods 64 are fixedly arranged at the front sides of the lower ends of the two vertical rods of the main rear frame 61, the two seat ear seats 65 are fixedly arranged at the front ends of two sides of the upper end of the main rear frame 61, the two backrest ear seats 66 are fixedly arranged at the top ends of two sides of the main rear frame 61, the battery frame 67 is fixedly arranged on the main rear frame 61, the four chassis connecting ear seats 68 are fixedly arranged at the front sides of the chassis connecting rods 64 at intervals, the backrest frame 7 is hinged with the backrest ear seats 66 through the lower ends of two side rods, hand, the upper ends of the armrests 72 are fixedly arranged on two side rods of the backrest frame 7, and the lower ends of the armrests 72 are fixedly arranged on the seat ear seats 65; the pedal frame 3 is provided with a pedal rod front hinge point 31, a pedal rod middle hinge point 32 and a pedal rod rear hinge point 33, the rear end of the connecting underframe 4 is hinged with four underframe connecting lug seats 68 at the front side of the underframe connecting rod 64 through a rear hinge point 45, and the front end of the connecting underframe 4 is hinged with the lower end of the connecting curved rod 2 through a front hinge point 43; the front end of the pedal frame 3 is hinged with the lower end of the outer side connecting rod 12 of the front frame 1, and the connecting underframe 4 is hinged with the middle hinge point 32 of the pedal rod of the pedal frame 3 through the middle hinge point 44; the seat frame 5 consists of an adult seat frame 51, a U-shaped cross bar 52, a child seat frame 53 and a lower sliding bar 54, wherein the upper end of the U-shaped cross bar 52 is fixed below the front end of the adult seat frame 51, the rear end of the adult seat frame 51 is hinged with a seat ear seat 65 on the rear frame 6 through a seat hinge point 55, a pedal ear seat 56 and a sliding groove 57 are fixedly arranged below the U-shaped cross bar 52, the rear end of the pedal frame 3 is hinged with the pedal ear seat 56, the lower sliding bar 54 is arranged below the child seat frame 53, the front end of the lower sliding bar 54 is fixedly arranged below the front end of the child seat frame 53, the rear end of the lower sliding bar 54 passes through the sliding groove 57 and then is fixedly arranged at the lower end of the child seat frame 53 through a screw 58, and the lower sliding bar 54 can slide back and forth in the sliding; the article placing frame 8 is detachably arranged on the rear side surface of a main rear frame 61 of a rear frame 6 through a clamping structure 81, the clamping structure 81 comprises a buckle 811 and a clamping sleeve 812, the buckle 811 is fixedly arranged on the rear side surface of the rear frame 6, the clamping sleeve 812 is fixedly arranged on the outer side surface of the article placing frame 8, the clamping sleeve 812 is detachably clamped on the buckle 811, a luggage case ear seat 69 is fixedly arranged at the lower end of the rear side surface of the two ends of the main rear frame 61 of the rear frame 6, the luggage case ear seat 69 is vertically connected with the main rear frame 61, a luggage case bracket 9 is rotatably arranged on the luggage case ear seat 69, the luggage case bracket 9 is supported by the luggage case ear seat 69 when being unfolded, an anti-folding mechanism 10 is arranged between a pedal rod rear hinge point 33 of the pedal rod 3 and a pedal rod middle hinge point 32, the anti-folding mechanism 10 comprises a sleeve 101 and a limiting pin 102 which are fixed on the pedal frame 3, and the limiting pin 102, therefore, the rotating deformation of the front frame 1, the connecting bent rod 2, the pedal frame 3, the connecting underframe 4 and the seat frame 5 relative to the rear frame 6 caused by internal force in the driving process of people can be prevented, and the driving stability is ensured; when the whole vehicle needs to be folded and contracted, the limiting pin 102 is pulled out of the sleeve 101, and the front frame 1, the connecting bent rod 2, the pedal frame 3, the connecting bottom frame 4 and the seat frame 5 can be smoothly folded and contracted relative to the rear frame 6.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a collapsible tricycle electronic leisure car, characterized by: the foldable bicycle comprises a front bicycle frame (1), a connecting bent rod (2), a pedal frame (3), a connecting underframe (4), a seat frame (5), a rear bicycle frame (6), a backrest frame (7), an article placing frame (8) and a luggage case bracket (9), wherein the connecting underframe (4) comprises two connecting rods (41) and a U-shaped rear frame body (42), the two connecting rods (41) are installed on a cross rod of the U-shaped rear frame body (42) at intervals, the tail ends of the connecting rods (41) are flush with the tail ends of two vertical rods of the U-shaped rear frame body (42), a front hinge point (43) and a middle hinge point (44) are arranged on the connecting rod (41) at the front section of the cross rod of the U-shaped rear frame body (42), and rear hinge points (45) are arranged at the tail ends of the connecting rod (41) and the two vertical; the rear frame (6) comprises a main rear frame (61), wheel axle lug seats (62), a rear wheel axle (63), a chassis connecting rod (64), seat lug seats (65), a backrest lug seat (66), a battery frame (67) and chassis connecting lug seats (68), wherein the two wheel axle lug seats (62) are fixedly arranged at the rear sides of the lower ends of two vertical rods of the main rear frame (61), rear wheels are rotatably arranged on the wheel axle lug seats (62) through the rear wheel axle (63), two ends of the chassis connecting rod (64) are fixedly arranged at the front sides of the lower ends of the two vertical rods of the main rear frame (61), the two seat lug seats (65) are fixedly arranged at the front ends of two sides of the upper end of the main rear frame (61), the two backrest lug seats (66) are fixedly arranged at the top ends of two sides of the main rear frame (61), the battery frame (67) is fixedly arranged on the main rear frame (61), the four chassis connecting lug seats (68) are fixedly arranged at the front side of the chassis connecting rod, the rear end of the connecting underframe (4) is hinged with four underframe connecting lug seats (68) at the front side of the underframe connecting rod (64) through a rear hinge point (45); the seat frame (5) consists of an adult seat frame (51), a U-shaped cross rod (52), a child seat frame (53) and a lower sliding rod (54), the upper end of the U-shaped cross rod (52) is fixed below the front end of the adult seat frame (51), the rear end of the adult seat frame (51) is hinged with a seat ear seat (65) on the rear frame (6) through a seat hinge point (55), a pedal lug seat (56) and a sliding groove (57) are fixedly arranged below the U-shaped cross rod (52), the rear end of the pedal frame (3) is hinged with the pedal lug seat (56), a lower sliding rod (54) is arranged below the child seat frame (53), the front end of the lower sliding rod (54) is fixedly arranged below the front end of the child seat frame (53), the rear end of the lower sliding rod (54) penetrates through the sliding groove (57) and then is fixedly arranged at the lower end of the child seat frame (53) through a screw rod (58), and the lower sliding rod (54) can slide back and forth in the sliding groove (57); the article placing frame (8) is detachably mounted on the rear side face of a main rear frame (61) of a rear frame (6) through a clamping structure (81), luggage case ear seats (69) are fixedly mounted at the lower ends of the rear side faces of two ends of the main rear frame (61) of the rear frame (6), the luggage case ear seats (69) are vertically connected with the main rear frame (61), a luggage case bracket (9) is rotatably mounted on the luggage case ear seats (69), and the luggage case bracket (9) is supported by the luggage case ear seats (69) when unfolded.

2. The foldable three-wheeled electric recreational vehicle according to claim 1, characterized in that: clamping structure (81) comprises buckle (811) and cutting ferrule (812), buckle (811) fixed mounting on the trailing flank of rear frame (6), cutting ferrule (812) fixed mounting puts on the lateral surface of thing frame (8), cutting ferrule (812) detachable clamps on buckle (811).

3. The foldable three-wheeled electric recreational vehicle according to claim 2, characterized in that: the buckle (811) is in a trapezoid shape with a small upper part and a large lower part, the shape and the size of an inner groove of the cutting sleeve (812) are consistent with those of the buckle (811), and the cutting sleeve (812) is sleeved on the buckle (811).

4. The foldable three-wheeled electric recreational vehicle according to claim 1, characterized in that: the rotation angle of the luggage case bracket (9) is 0-90 degrees.