CN102849153A

CN102849153A - Lovers type three-wheel recreational vehicle

Info

Publication number: CN102849153A
Application number: CN2012103623293A
Authority: CN
Inventors: 弓正田
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-09-26
Filing date: 2012-09-26
Publication date: 2013-01-02

Abstract

The invention discloses a lovers type three-wheel recreational vehicle, comprising a vehicle handle, a vehicle frame, a front fork, a front wheel, a mud blocking tile, a pedal transmission system, a left rear wheel, a right rear wheel, a twin bench-type seat, a sleeve, a rear wheel shaft and a shock absorber. The back of the twin bench-type seat, the joints of the back and the seat, and the joint of the seat and the block leg are designed as curved surfaces which meet ergonomics, so that complete adhesion and support can be provided for the cervical vertebra, the back, the waist, the buttock and the back surfaces of the knees of a passenger, the fatigue caused by normal seats can be eliminated, and the comfort of driving and sitting for a long time can be increased.

Description

Lovers' three-wheel RV recreational vehicle

Technical field:

The present invention relates to the manpower transportation, particularly a kind of lovers' three-wheel RV recreational vehicle.

Background technology:

Bicycle is as a kind of cheaply vehicle easily, under the background of advocating in recent years energy-conserving and environment-protective, improving the health, shone again new life, and two-person tricycle is more satisfactory walking-replacing tool at some larger sightseeing spot, scenic spot, TV ﹠ Film City etc., at present on the market its design of Double-seat three-wheel vehicle is because good composite human body engineering science, so sitting meeting generation sense of discomfort.

Summary of the invention:

Given this, be necessary to design a kind of lovers' three-wheel RV recreational vehicle.

A kind of lovers' three-wheel RV recreational vehicle comprises: handlebar, vehicle frame, front fork, front-wheel, mud retaining tile, foot-operated driving system, left rear wheel, off hind wheel, dual seat, axle sleeve, hind axle, bumper; Wherein, vehicle frame and is divided into sloping portion and horizontal component between front-wheel and hind axle, and sloping portion connects front fork and handlebar, and horizontal component connects dual seat bottom and hind axle.

The metal frame that the sloping portion of vehicle frame closes for three bandings horizontal by 40 ~ 60 degree angles, be provided with an axle sleeve that tilts at the center of the metal edge frame at its top, captive joint with the front fork top in described axle sleeve lower end, the top of described axle sleeve and handlebar rotating shaft are connected and fixed, the left end of the horizontal component of the lower end connecting vehicle frame of aforementioned metal frame, the horizontal component of vehicle frame is two parallel beams, and every beam is to equating that with the distance of the trailing wheel of its homonymy the other end of beam is fixedly connected on the axle sleeve of hind axle; Left rear wheel and off hind wheel spacing 70 ~ 80cm also are coupling by hind axle, at the hind axle overcoat axle sleeve are arranged, and the horizontal component of axle sleeve and vehicle frame is in the same level face; The front fork bottom is connected with front-wheel bearing, is provided with mud retaining tile between front fork and front-wheel; Be provided with two secondary foot-operated driving systems at the vehicle frame horizontal component; The lower surface of the weight-bearing surface of dual seat is connected with the axle sleeve elasticity of hind axle by bumper, and the lower end of dual seat links to each other with vehicle frame.

Dual seat comprises: backrest, seat, gear leg, handrail, cross reinforcing, waling; Wherein, backrest, seat, gear leg are an integral body, and be integrally formed, for convenience of description, it is divided into above-mentioned three parts; Handrail is positioned at the dual seat both sides, the circular arc of handrail lower surface for adapting with trailing wheel, and handrail is positioned at directly over the trailing wheel, so that handrail doubles as the trailing wheel mud retaining tile; Four cross reinforcings lay respectively at top, bottom, backrest and seat joint portion, seat and the gear leg joint portion of chair top, and two walings are positioned at chair top lower surface and vertical with cross reinforcing.

The backrest top end has the curved surface area of inwardly protruding a 2.5 ~ 3.5cm, i.e. the neck support zone; Down backrest middle part forms an outside recessed curved surface area from the neck support zone, i.e. the back-supported zone; Down forming curved surface area to convex, i.e. lumbar support area near the backrest lower end from the back-supported zone; Form outside recessed curved surface area, i.e. a buttocks housing region from lumbar support area backrest down and seat transition portion; The knee bending zone that present transition portion forming radius with the gear leg is 2cm.

The present invention is by being designed to backrest, backrest and a joint portion, seat and the gear leg joint portion of dual seat to meet the curved surface of human engineering, provide the perfection at occupant's cervical vertebra, back, waist, buttocks and the knee back side has been fitted and support, eliminated the fatigue that common seat brings, the traveling comfort of increased long-duration driving, taking.

Description of drawings:

Accompanying drawing 1 is the block diagram of lovers' three-wheel RV recreational vehicle of a preferred embodiments.

Accompanying drawing 2 is right elevations of lovers' three-wheel RV recreational vehicle of a preferred embodiments.

Accompanying drawing 3 is cross-sectional schematic of the dual seat of a preferred embodiments.

Among the figure: handlebar 1, vehicle frame 2, front fork 3, front-wheel 4, mud retaining tile 5, foot-operated driving system 6, left rear wheel 7, off hind wheel 8, dual seat 9, axle sleeve 10, backrest 91, seat 92, gear leg 93, handrail 94, cross reinforcing 95, waling 96, neck support zone 91a, back-supported zone 91b, lumbar support area 91c, buttocks housing region 91d, knee bend regional 92a

The specific embodiment:

As shown in Figure 1 and Figure 2, a kind of lovers' three-wheel RV recreational vehicle comprises: handlebar 1, vehicle frame 2, front fork 3, front-wheel 4, mud retaining tile 5, foot-operated driving system 6, left rear wheel 7, off hind wheel 8, dual seat 9, axle sleeve 10, hind axle, bumper; Wherein, vehicle frame 2 and is divided into sloping portion and horizontal component between front-wheel 4 and hind axle, and sloping portion connects front fork 3 and handlebar 1, and horizontal component connects dual seat 9 bottoms and hind axle.

The metal frame that the sloping portion of vehicle frame 2 closes for three bandings horizontal by 40 ~ 60 degree angles, be provided with an axle sleeve that tilts at the center of the metal edge frame at its top, captive joint with front fork 3 tops in described axle sleeve lower end, the top of described axle sleeve and handlebar 1 rotating shaft are connected and fixed, the left end of the horizontal component of the lower end connecting vehicle frame of aforementioned metal frame, the horizontal component of vehicle frame 2 is two parallel beams, and every beam is to equating that with the distance of the trailing wheel of its homonymy the other end of beam is fixedly connected on the axle sleeve 10 of hind axle; Left rear wheel 7 is coupling with off hind wheel 8 spacings, 70 ~ 80cm and by hind axle, at the hind axle overcoat axle sleeve 10 is arranged, and axle sleeve 10 is in the same level face with the horizontal component of vehicle frame 2; Front fork 3 bottoms are connected with front-wheel 4 bearings, are provided with mud retaining tile 5 between front fork 3 and front-wheel 4; Be provided with two secondary foot-operated driving systems 6 at vehicle frame 2 horizontal components; The lower surface of the weight-bearing surface of dual seat 9 is connected with axle sleeve 10 elasticity of hind axle by bumper, and the lower end of dual seat 9 links to each other with vehicle frame 2.

Shown in 3, dual seat 9 comprises: backrest 91, seat 92, gear leg 93, handrail 94, cross reinforcing 95, waling 96; Wherein, backrest 91, seat 92, gear leg 93 are an integral body, and be integrally formed, for convenience of description, it is divided into above-mentioned three parts; Handrail 94 is positioned at dual seat 9 both sides, the circular arc of handrail 94 lower surfaces for adapting with trailing wheel, and handrail 94 is positioned at directly over the trailing wheel, so that handrail doubles as the trailing wheel mud retaining tile; Four cross reinforcings 95 lay respectively at top, bottom, the backrest 91 and seat 92 joint portions, seat 92 and gear leg 93 joint portions of chair top, and two walings 96 are positioned at chair top lower surface and vertical with cross reinforcing 95.

Backrest 91 top ends have the curved surface area of inwardly protruding a 2.5 ~ 3.5cm, i.e. neck support zone 91a; Form an outside recessed curved surface area from 91a backrest 91 middle parts down, neck support zone, i.e. back-supported zone 91b; Down forming curved surface area to convex, i.e. lumbar support area 91c near backrest 91 lower ends from back-supported zone 91b; Form outside recessed curved surface area, i.e. a buttocks housing region 91d from lumbar support area 91c backrest 91 down and seat 92 transition portions; Present 92 with the transition portion forming radius of gear leg 93 be that the knee of 2cm bends regional 92a.

Claims

1. lovers' three-wheel RV recreational vehicle comprises: handlebar, vehicle frame, front fork, front-wheel, mud retaining tile, foot-operated driving system, left rear wheel, off hind wheel, dual seat, axle sleeve, hind axle, bumper; Wherein, vehicle frame and is divided into sloping portion and horizontal component between front-wheel and hind axle, and sloping portion connects front fork and handlebar, and horizontal component connects dual seat bottom and hind axle;

The metal frame that the sloping portion of vehicle frame closes for three bandings horizontal by 40 ~ 60 degree angles, be provided with an axle sleeve that tilts at the center of the metal edge frame at its top, captive joint with the front fork top in described axle sleeve lower end, the top of described axle sleeve and handlebar rotating shaft are connected and fixed, the left end of the horizontal component of the lower end connecting vehicle frame of aforementioned metal frame, the horizontal component of vehicle frame is two parallel beams, and every beam is to equating that with the distance of the trailing wheel of its homonymy the other end of beam is fixedly connected on the axle sleeve of hind axle; Left rear wheel and off hind wheel spacing 70 ~ 80cm also are coupling by hind axle, at the hind axle overcoat axle sleeve are arranged, and the horizontal component of axle sleeve and vehicle frame is in the same level face; The front fork bottom is connected with front-wheel bearing, is provided with mud retaining tile between front fork and front-wheel; Be provided with two secondary foot-operated driving systems at the vehicle frame horizontal component; The lower surface of the weight-bearing surface of dual seat is connected with the axle sleeve elasticity of hind axle by bumper, and the lower end of dual seat links to each other with vehicle frame;

Dual seat comprises: backrest, seat, gear leg, handrail, cross reinforcing, waling; Wherein, backrest, seat, gear leg are an integral body, and be integrally formed, for convenience of description, it is divided into above-mentioned three parts; Handrail is positioned at the dual seat both sides, the circular arc of handrail lower surface for adapting with trailing wheel, and handrail is positioned at directly over the trailing wheel, so that handrail doubles as the trailing wheel mud retaining tile; Four cross reinforcings lay respectively at top, bottom, backrest and seat joint portion, seat and the gear leg joint portion of chair top, and two walings are positioned at chair top lower surface and vertical with cross reinforcing;

It is characterized in that: the backrest top end has the curved surface area of inwardly protruding a 2.5 ~ 3.5cm, i.e. the neck support zone; Down backrest middle part forms an outside recessed curved surface area from the neck support zone, i.e. the back-supported zone; Down forming curved surface area to convex, i.e. lumbar support area near the backrest lower end from the back-supported zone; Form outside recessed curved surface area, i.e. a buttocks housing region from lumbar support area backrest down and seat transition portion; The knee bending zone that present transition portion forming radius with the gear leg is 2cm.