CN100491185C - Light weight tricycle - Google Patents
Light weight tricycle Download PDFInfo
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- CN100491185C CN100491185C CN 200710106242 CN200710106242A CN100491185C CN 100491185 C CN100491185 C CN 100491185C CN 200710106242 CN200710106242 CN 200710106242 CN 200710106242 A CN200710106242 A CN 200710106242A CN 100491185 C CN100491185 C CN 100491185C
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- 210000005239 tubule Anatomy 0.000 claims description 14
- 230000007306 turnover Effects 0.000 abstract description 4
- 238000002485 combustion reaction Methods 0.000 abstract description 3
- 239000006096 absorbing agent Substances 0.000 abstract description 2
- 230000035939 shock Effects 0.000 abstract description 2
- 238000012856 packing Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- 239000007787 solid Substances 0.000 description 1
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Abstract
The invention relates to a light tricycle, the frame of this tricycle includes the main frame comprised of top tube, low tube, head tube, back riser and rear axle connecting device fixed on back end of the main frame, the rear axle connecting device includes leading truck, connection piece assembly and upright fork or bumper shock absorber. Light tricycle frame structure of the invention is simple, which is small, the weight is light, processing is easy , which is convenient for packing and transportation; Light tricycle assembled by this frame is small and exquisite light, which is difficult to turn over the side, travels stable safely, riding is comfortable, the brake is reliable. Use of this invention is extensive, which can use people's power to drive as the general traffic instrument of riding instead of walk, also can be developed into bassinets, recreational vehicles, exercycles, recreational vehicles, tourist coaches, delivery cars etc., when battery, motor or internal-combustion engine is installed, it can further be assembled to light tricycle electric motor car, light tricycle help-move-vehicle, light tricycle motor vehicle and disabled person's car etc.
Description
The application is dividing an application of ZL200410027852.6, and the applying date of original application is on July 1st, 2004, and application number is 200410027852.6, and invention and created name is " a kind of light tri-wheeler and a vehicle frame thereof ".
[technical field]
The present invention relates to a kind of three-wheel vehicle, particularly relate to a kind of small-sized, light three-wheel vehicle.
[technical background]
When three-wheel vehicle travelled at a slow speed on straight road surface, its stability and safety were better than bicycle, so three-wheel vehicle is widely used in perambulator, still is a kind of general transportation means in some small and medium-sized cities and rural area.But existing tricycle frame complex structure, " bodily form " is too big, vehicle body is heavy, on the road surface of injustice, travel and during flipper turn vehicle body turn over side easily, today in short supply at path resource, that traffic is crowded day by day, people's awareness of safety day by day strengthens, three-wheel vehicle suffers " closing down " in some big or middle cities in the nature of things.
As the immediate documents of the present invention, it is a kind of through improved cycle frame that the patent No. is that 90212599.0 Chinese patent file discloses, and it is said that this vehicle frame both can be used as cycle frame, and extensible again is tricycle frame, realize one dual-purpose.But, certainly will add complicated drive disk assembly and positioning element as adopting back-wheel drive and brake gear being installed, and f-w-d is in fact impossible, so this invention is difficult to implement more impossible solution rollover problem because its rear axle is the solid axle that is used to assemble.The patent No. be 98227086.0 and 88201411.0 Chinese patent file each a kind of Tricycle with the function of preventing it from side turning over is disclosed, though this invention can solve the rollover problem to a certain extent, do not solve that common tricycle frame complex structure, " bodily form " are too big, vehicle body is heavy, be difficult for problem such as packed and transported.
[summary of the invention]
At the above-mentioned defective that prior art exists, the objective of the invention is for provide a kind of vehicle body small volume and less weight, driving stability safely, be not easy to turn over side, and the light tri-wheeler that can be used as traffic means of transport and serve many purposes.
The objective of the invention is to be achieved through the following technical solutions: a kind of light tri-wheeler, comprise vehicle frame, rear axle, a pair of brake gear, front-wheel and pair of rear wheels, described vehicle frame comprises main car frame of being made up of last pipe, following pipe, preceding pipe, rear profile tube and the Backshaft connecting device that is installed in the main car frame rear end, described Backshaft connecting device comprises guide frame, connecting strap assembly, and upright fork or a pair of left and right bumper arranged side by side;
Described guide frame for its left and right breeches pipe by 1-2 affixed chain stays that form of chain stay tubule, described upright fork stand to be pitched by 1-2 by its left and right breeches pipe that tubule is affixed to form;
Described connecting strap assembly comprises the left and right connecting strap of being located at both sides, guide frame rear end symmetrically and is loaded on the bearing that is used to install rear axle on the left and right connecting strap, be fixed with two transverse connecting pipes between the described left and right connecting strap, article two, the spacing between the transverse connecting pipe tube wall inboard is selected between 70 ± 30mm scope, and the spacing of left and right connecting strap is selected between 100-600mm scope;
Described chain stay front end and main car frame posterior end join, and its rear end and connecting strap assembly join, and the upper end joins behind described upright fork or left and right bumper upper end and the main car frame, and its lower end joins with guide frame rear portion or connecting strap assembly;
Described a pair of brake gear is the brake gear of ordinary bicycle, and symmetry is installed in the outside of left and right connecting strap.
Described chain stay comprises the chain stay contact pin that is installed in its rear end, chain stay contact pin is semiellipse sheet or rectangle sheet, offer 3 on it with described transverse connecting pipe and rear axle cooperates and to the fitting recess of under shed, wherein Zhong Jian fitting recess cooperates with rear axle, and the aperture is greater than rear axle; The spacing of two chain stay contact pin is selected between 80-300mm, and less than the spacing of left and right connecting strap; Realize removably connecting by chain stay contact pin and two transverse connecting pipes in described chain stay rear end.
The advantage of light tri-wheeler of the present invention is:
1, small volume and less weight.The length of light tri-wheeler of the present invention is the same with ordinary bicycle, its width can be selected between 250-800mm, vehicle body is slightly heavier than bicycle, it is little that the three-wheel vehicle of this bodily form " petite " lands area, loads onto Manpower driver and can generally use in town and country as the general traffic means of transport of bicycle conduct fully.
2, be not easy to turn over side, driving stability safety, ride comfort.Can mounting shock absorber between connecting strap assembly of the present invention and the main car frame, when trailing wheel one side impact during to obstacle or Vehicular turn vehicle body still can keep balance and avoid turning over side, adopt bumper to increase stability, safety of travelling and the traveling comfort of taking greatly.
3, brake is reliable and secure.The present invention has also adopted the double rear wheel brake gear except installing at front-wheel the common brake part, has overcome the shortcoming of existing most of three-wheel vehicle single rear wheel brakes, has increased the reliability of brake and the safety of travelling.
4, of many uses.The present invention both can adopt manpower to drive as general traffic means of transport, also can be developed as perambulator, RV recreational vehicle, body-building vehicle, fun vehicle, touristy coach, autodelivery car etc., load onto battery, electrical motor or combustion engine, can also further it be assembled into three-wheeled electric vehicle, three-wheel mini-motorcycle, three-wheeled motor vehicle and disabled person's car etc.
[description of drawings]
Fig. 1 is big jag dead rear axle connecting device transparent view
Fig. 2 is big jag band connection pipe dead rear axle connecting device transparent view
Fig. 3 is big jag+bumper formula Backshaft connecting device transparent view
Fig. 4 is little jag band connection pipe dead rear axle connecting device transparent view
Fig. 5 is a chain stay contact pin scheme drawing
Fig. 6 is little jag+bumper formula Backshaft connecting device transparent view
Fig. 7 is band sleeve pipe guide plate+bumper formula Backshaft connecting device transparent view
Fig. 8 is band sleeve pipe guide plate scheme drawing
Fig. 9 is flute profile guide plate+bumper formula Backshaft connecting device transparent view
Figure 10 is a flute profile guide plate scheme drawing
Figure 11 is a connecting strap assembly transparent view
Figure 12 is the contracting brake box scheme drawing that is symmetrical arranged band band-type brake circle
Figure 13 installs the contracting brake box scheme drawing on the connecting strap assembly
Figure 14 is the light-duty tricycle preferred embodiment of a present invention design sketch
Among the figure:
Pipe 4 before 2 times pipes 3 of pipe on the main car frame 1
Rear axle 9 axis sleeve pipes 10 guide frames 61
The left and right bumper 63B of connecting strap assembly 62 upright fork 63A, 63B '
Chain stay tubule or the 615 chain stay contact pin 616,616 ' of chain stay support 614 upright fork tubules
Left and right sides connecting strap 621,621 ' transverse connecting pipe 622,622 ' bearing 623,623 '
Left and right sides contracting brake box 81,81 ' left and right sides band-type brake circle 82,82 ' left and right sides crank throw 83,83 '
Crank throw pipe link 84 brake cable center taps 85
[specific embodiment]
Preferred embodiment: present embodiment is the light-duty tricycle of rear axle band bumper.As Fig. 9, Figure 10, shown in Figure 14, main car frame 1 that this light-duty tricycle vehicle frame comprises by last pipe 2, manage 3 down, preceding pipe 4, rear profile tube 5 are formed and the Backshaft connecting device 6 that is installed in main car frame 1 rear end.Backshaft connecting device 6 adopts flute profile guide plate+bumper formula structure, and this device comprises the guide plate 613 in band-slot cross section, a pair of left and right bumper 63B, 63B ' arranged side by side and connecting strap assembly 62.The sheet steel of flute profile guide plate 613 usefulness 2mm is made, the rear end dual-side respectively is provided with 3 circular holes, and wherein Zhong Jian circular hole cooperates with rear axle 9, and the aperture is greater than rear axle 9, so that rear axle 9 can freely turn round therein, all the other two circular holes are used to install two following transverse connecting pipes 622,622 '; As shown in figure 11, connecting strap assembly 62 comprises left and right connecting strap 621,621 ', is loaded on the bearing 623,623 ' and a pair of transverse connecting pipe arranged side by side 622,622 ' at connecting strap middle part; Left and right connecting strap 621,621 ' spacing are 300mm, and it is affixed that two transverse connecting pipes 622,622 ' pass flute profile guide plate 613 rear end dual-sides default circular hole and left and right connecting strap 621,621 ', and affixed with flute profile guide plate 613.Article two, the spacing between transverse connecting pipe 622,622 ' the tube wall inboard is 80mm, reserves the space of 22mm between left and right bumper 63B, 63B ' and the flute profile guide plate 613 homonymy sides, flywheel is turned round therein can not produce interference.Flute profile guide plate 613 front ends are with pipe 3 rear ends are hinged down, and its rear end realizes that with rear profile tube 5 upper ends elasticity is connected by left and right bumper 63B, 63B '.
As shown in figure 14, preceding pipe 4 at above-mentioned vehicle frame is loaded onto the front fork parts, upper and lower end at the front fork parts is loaded onto handlebar and 20 respectively " front-wheel; in the bearing 623,623 ' of connecting strap assembly 62, load onto the long rear axle 9 of 500mm that be; rear axle 9 passes default circular holes in the middle of the flute profile guide plate 613, and an end and a trailing wheel are affixed, and the other end is by bearing and another trailing wheel loose joint; with the formation differentia transmission, the wheel of two trailing wheels directly is 20 ".In axis sleeve pipe 10, load onto axis, the chain drum and the pedal parts of 48 teeth are installed on the axis, are installed the flywheel of 16 teeth, load onto chain between chain drum and the flywheel at corresponding position with chain drum on the rear axle 9, for preventing that flywheel from taking off chain, can add at the flywheel front end and load sprocket wheel; As Figure 12, shown in Figure 13, left side at connecting strap assembly 62, right connecting strap 621,621 ' outside symmetry is loaded onto band band-type brake circle 82,82 ' contracting brake box 81,81 ', two band-type brake circles 82, crank throw 83 on 82 ', load onto crank throw pipe link 84 between 83 ', load onto brake cable center tap 85 at crank throw pipe link 84 middle parts, inboard and the contracting brake box 81 at the axle sleeve of two trailing wheels, 81 ' corresponding position is loaded onto the band-type brake dish, and (present embodiment adopts brake sticking brake, in other embodiments, also can adopt rise lock or disc brake brake gear, the disc brake pincers that rise in the rise fuse-box or the disc brake of brake lining with band replace band band-type brake circle 82,82 ' contracting brake box 81,81 ', its installation method and present embodiment are together), on handlebar, load onto the rim brake handle, between brake lever and brake cable center tap 85, load onto brake cable, load onto common brake part at front-wheel, load onto saddle in rear profile tube 5 upper ends, preceding, the trailing wheel upside is loaded onto mudwing, and a light-duty tricycle is promptly accused assembling and finished.
The vehicle frame of present embodiment can adopt existing cycle frame, and institute's stack-mounted three-wheel vehicle oad and existing bicycle be (existing bicycle handle bar width is 500-600mm, and width of the present invention is 500mm) quite.Therefore, as long as existing bicycle can be set out on a journey, the present invention just has reason and can set out on a journey, and has no reason to suffer " closing down ".Because present embodiment is connected by bumper 63B, 63B ' realization elasticity between rear axle 9 and main car frame 1, so work as wheel
Side impact can reduce the wigwag motion of vehicle body greatly and pitches when the uneven road surface, and when Vehicular turn, the rider can make the unlikely side of turning over of vehicle by health and the certain angle acquisition centripetal force of body inclination as by bike.The present invention has installed dual brake car device at trailing wheel, has formed the failure-free brake system with the front-wheel brake part, thereby has increased the safety of travelling.The present invention is except that Backshaft connecting device 6, and other parts all can adopt existing bicycle standard parts and components.Therefore, simple in structure, the small volume and less weight of the present invention, driving stability safety, ride comfort and implement easily.The cooperation of chain drum, flywheel and trailing wheel in the present embodiment makes it still can obtain speed per hour about 15 kilometers under normal stepping frequency, promotes in town and country so can be used as general traffic means of transport fully.
Except the described employing manpower of preferred embodiment drives, on vehicle frame of the present invention, load onto battery, motor or combustion engine, can further it be improved to light-duty three-wheeled electric vehicle, light-duty three-wheel mini-motorcycle or light-duty three-wheeled motor vehicle.These light tri-wheelers not only can be used to ride instead of walk, can also be widely used in leisure, body-building, travel, tourism, deliver goods or make perambulator, disabled person's car uses.
Compared with prior art, greatest improvement part of the present invention is at Backshaft connecting device 6, and this device comprises guide frame 61, connecting strap assembly 62 and upright fork 63A or bumper 63B, 63B ', and the three respectively bears different functions.Except embodiment was described, the formation of these subassemblies also had other schemes available.
Guide frame: the effect of guide frame 61 mainly is for rear axle 9 play the guiding role, and promptly locatees rear axle, makes it can not produce axial wobble.Guide frame 61 is except can adopting the described flute profile guide plate 613 of preferred embodiment, can also adopt end guide plate 612 with well (Fig. 8), or adopt the chain stay 611 that left and right breeches pipe is formed by connecting by 1-2 chain stay tubules or chain stay support 614 (Fig. 1-Fig. 4).The chain stay 611 that is formed by connecting by chain stay support 614, adopt guide plate with well 612 that sheet steel makes or flute profile guide plate 613 to do the time spent and can produce certain " twist distortion " being subjected to external force, they cooperate with bumper 63B, 63B's ', can adapt to that vehicle travels on uneven road surface or when turning to vehicle body keep balance and avoid turning over side.Chain stay 611 rear ends can install chain stay contact pin 616 as required additional, 616 ', as shown in Figure 5, the chain stay contact pin 616 of semiellipse sheet or rectangle sheet, 616 ' is installed in chain stay 611 rear ends, offer 3 and transverse connecting pipe 622 on it, 622 ' and rear axle 9 cooperates and to the fitting recess of under shed, wherein Zhong Jian fitting recess cooperates with rear axle, and the aperture is greater than rear axle 9, so that rear axle 9 can freely be turned round therein, the fitting recess of its both sides then is used to install two transverse connecting pipes 622,622 ', chain stay contact pin 616, also be provided with screw on 616 ', make itself and connecting strap assembly 62 can realize removably connecting.Left and right chain stay contact pin 616,616 ' spacing are selected between 80-300mm, and less than left and right connecting strap 621,621 ' spacing.According to left and right breeches pipe rear end in the chain stay 611 to the open size in both sides, can be divided into two kinds of big jag formula and little jag formulas, little jag chain stay is identical with ordinary bicycle chain stay stretching degree, and the rear end stretching degree is referred to as big jag formula greater than the ordinary bicycle person.
The connecting strap assembly: the effect of connecting strap assembly 62 has two: one, plays intermediary's interconnect function between guide frame 61 and upright fork 63A or bumper 63B, 63B ' and rear axle 9, and by bearing 623,623 ' installation rear axle 9 on the left and right connecting strap 621,621 '; Two provide one connects plane positioning installation brake gear 8.As shown in figure 11, connecting strap assembly 62 comprises left and right connecting strap 621,621 ', two transverse connecting pipe made from metal pipe material arranged side by side 622,622 ' and bearing 623,623 ', connecting strap 621,621 ' is disk shape or oval sheet, make with sheet metal, bearing 623,623 ' is loaded on the middle part of connecting strap, left and right connecting strap 621,621 ' is installed in transverse connecting pipe 622,622 ' two ends, and connecting strap is provided with 2-3 screws, so that brake gear 8 is installed.Left and right connecting strap 621,621 ' spacing are selected between 100-600mm scope, are generally 200-300mm, and this spacing is after loading onto rear axle and two trailing wheels, and overall width is about 400-500mm.Article two, the spacing between transverse connecting pipe 622,622 ' the tube wall inboard is selected between 70 ± 30mm scope, is generally 80mm, and this spacing is fit to install 16 or 18 tooth flywheels.Article two, interspacing in advance between the transverse connecting pipe 622,622 ' is for after loading onto flywheel at rear axle 9, and its running is not interfered.In certain embodiments, 1 connection pipe can not adorned or only adorn to connecting strap assembly 62 also, as Fig. 1.According to whether being with transverse connecting pipe 622,622 ' in the connecting strap assembly 62, connecting strap assembly 62 can be divided into band transverse connecting pipe 622,622 ' or be not with transverse connecting pipe 622,622 ' two kind of form.
Upright fork or bumper: both only select one upright fork 63A or bumper 63B, 63B ', and its effect is " supporting " or " suspension ", and the weight that is about to body tail is passed to rear axle 9 and trailing wheel by connecting strap assembly 62.Upright fork 63A and the difference of bumper 63B, 63B ' are that between guide frame 61 or connecting strap assembly 62 and the main car frame 1 be that employing is affixed or elasticity is connected.As Fig. 1, Fig. 2, shown in Figure 4, by 1-2 upright fork tubule 615 affixed forming, bumper 63B, 63B ' are a pair of and left and right arranged side by side to upright fork 63A by left and right breeches pipe.The stretching degree of upright fork 63A or bumper 63B, 63B ' lower end can cooperate selection with chain stay 611 as required.Upright fork 63A or bumper 63B, 63B ' will leave certain space with guide frame 61 with side and (be generally 20-22mm), so that the running of flywheel is not interfered.
Except the Backshaft connecting device of the described flute profile guide plate of preferred embodiment+bumper formula, the various combination of above-mentioned subassembly and different connection modes can also be formed the more embodiment of the present invention.
One, big jag fixed type
As shown in Figure 1, this device comprise by left and right breeches pipe by 1-2 chain stay tubules, the 614 affixed chain stays that form 611, by left and right breeches pipe by 1-2 upright fork tubule 615 affixed upright fork 63A that form and not with transverse connecting pipe 622,622 ' connecting strap assembly 62.Chain stay 611 front ends are with down pipe 3 rear ends are affixed, and upright fork 63A upper end is affixed with rear profile tube 5 upper ends, chain stay 611 rear ends and upright fork both sides, 63A lower end respectively with connecting strap assembly 62 in left and right connecting strap 621,621 ' affixed.In the present embodiment, chain stay 611 and all can adopting between pipe 3, upright fork 63A and rear profile tube 5 and the left and right connecting strap 621,621 ' down is spirally connected, with instant packed and transport.
Two, big jag band connection pipe fixed type
As shown in Figure 2, this device comprise by left and right breeches pipe by 1-2 chain stay tubules, the 614 affixed chain stays that form 611, by left and right breeches pipe by 1-2 upright fork tubule 615 affixed upright fork 63A that form and band transverse connecting pipe 622,622 ' connecting strap assembly 62.Chain stay 611 front ends are with pipe 3 rear ends are affixed down, upright fork 63A upper end is affixed with rear profile tube 5 upper ends, chain stay 611 rear ends and upright fork both sides, 63A lower end are affixed with left and right connecting strap 621,621 ' respectively, and left and right connecting strap 621,621 ' spacing are selected between 100-600mm scope.In this example, chain stay 611 front ends, upright fork 63A upper and lower end also can adopt and be spirally connected.
Three, big jag+bumper formula
As shown in Figure 3, this device comprises by left and right breeches pipe by the chain stay support 614 affixed chain stays that form 611, a pair of left and right bumper 63B, 63B ' arranged side by side and band transverse connecting pipe 622,622 ' connecting strap assembly 62.Chain stay 611 front ends are with down pipe 3 rear ends are hinged, and left and right connecting strap in chain stay both sides, 611 rear end and the connecting strap assembly 62 621,621 ' is affixed or direct and two connection pipes 622,622 ' are affixed; Connecting strap assembly 62 and rear profile tube 5 upper ends realize that by left and right bumper 63B, 63B ' elasticity is connected, and left and right connecting strap 621,621 ' spacing are selected between 100-600mm scope.
Four, little jag band connection pipe fixed type
As shown in Figure 4, this device comprise by left and right breeches pipe by 1-2 chain stay tubules, the 614 affixed chain stays that form 611, be installed in chain stay 611 rear ends chain stay contact pin 616,616 ', sets up fork 63A and is with transverse connecting pipe 622,622 ' connecting strap assembly 62 by 1-2 upright fork tubules 615 are affixed by left and right breeches pipe.Chain stay 611 front ends are with down pipe 3 rear ends are affixed, and upright fork 63A upper end is affixed with rear profile tube 5 upper ends, and its lower end and chain stay 611 or chain stay contact pin 616,616 ' are affixed, between the chain stay contact pin 616,616 ' and two transverse connecting pipe 622,622 ' for removably connecting.In this example, can adopt between chain stay 611 and down pipe 3, upright fork 63A and rear profile tube 5 and the chain stay contact pin 616,616 ' and be spirally connected.
Five, little jag+bumper formula
As shown in Figure 6, this device comprises by left and right breeches pipe by the chain stay support 614 affixed chain stays that form 611, the chain stay contact pin 616,616 ' that is installed in chain stay 611 rear ends, a pair of left and right bumper 63B, 63B ' arranged side by side and band transverse connecting pipe 622,622 ' connecting strap assembly 62.Chain stay 611 front ends are with pipe 3 rear ends are hinged down, chain stay contact pin 616,616 ' and connecting strap assembly 62 in transverse connecting pipe 622,622 ' between for removably connecting, chain stay contact pin 616,616 ' or connecting strap assembly 62 and rear profile tube 5 between realize that by left and right bumper 63B, 63B ' elasticity is connected.
Six, band sleeve pipe guide plate+bumper formula
As Fig. 7, shown in Figure 8, this device comprises front end guide plate 612 with well, a pair of left and right bumper 63B, 63B ' arranged side by side and band transverse connecting pipe 622,622 ' connecting strap assembly 62.Band sleeve pipe guide plate 612 front ends are with pipe 3 rear ends are hinged down, and its rear end and two transverse connecting pipes 622,622 ' are affixed, and realize that with rear profile tube 5 elasticity is connected by left and right bumper 63B, 63B '.This example it should be noted that when mounted the bearing 623,623 ' on the left and right connecting strap 621,621 ' should be installed in the downside of transverse connecting pipe 622, the 622 ' line of centres, so that the running of rear axle 9 is not interfered.
Claims (2)
1, a kind of light tri-wheeler, comprise vehicle frame, rear axle (9), a pair of brake gear (8), front-wheel and pair of rear wheels, described vehicle frame comprises main car frame of being made up of last pipe (2), following pipe (3), preceding pipe (4), rear profile tube (5) (1) and the Backshaft connecting device (6) that is installed in main car frame (1) rear end, it is characterized in that: described Backshaft connecting device (6) comprises guide frame (61), connecting strap assembly (62), and upright fork (63A) or a pair of left and right bumper (63B, 63B ') arranged side by side;
Described guide frame (61) for its left and right breeches pipe by the affixed chain stays that form of 1-2 chain stay tubules (614) (611), described upright fork (63A) stand to be pitched affixed the forming of tubule (615) by its left and right breeches pipe by 1-2;
Described connecting strap assembly (62) comprises the left and right connecting strap (621,621 ') of being located at guide frame (61) both sides, rear end symmetrically and is loaded on the bearing (623,623 ') that is used to install rear axle (9) on the left and right connecting strap (621,621 '), be fixed with two transverse connecting pipes (622,622 ') between the described left and right connecting strap (621,621 '), article two, the spacing between transverse connecting pipe (622,622 ') the tube wall inboard is selected between 70 ± 30mm scope, and the spacing of left and right connecting strap (621,621 ') is selected between 100-600mm scope;
Described chain stay (611) front end and main car frame (1) posterior end join, its rear end and connecting strap assembly (62) join, described upright fork (63A) or left and right bumper (63B, 63B ') upper end joins with upper end, main car frame (1) back, and its lower end and guide frame (61) rear portion or connecting strap assembly (62) join;
Described a pair of brake gear (8) is the brake gear of ordinary bicycle, and symmetry is installed in the left and right connecting strap outside of (621,621 ').
2, light tri-wheeler according to claim 1, it is characterized in that: described chain stay (611) comprises the chain stay contact pin (616,616 ') that is installed in its rear end, chain stay contact pin (616,616 ') is semiellipse sheet or rectangle sheet, offering 3 on it cooperates with described transverse connecting pipe (622,622 ') and rear axle (9) and to the fitting recess of under shed, wherein Zhong Jian fitting recess cooperates with rear axle (9), and the aperture is greater than rear axle (9); The spacing of two chain stay contact pin (616,616 ') is selected between 80-300mm, and less than the left and right connecting strap spacing of (621,621 '); Realize removably connecting by chain stay contact pin (616,616 ') and two transverse connecting pipes (622,622 ') in described chain stay (611) rear end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710106242 CN100491185C (en) | 2004-07-01 | 2004-07-01 | Light weight tricycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710106242 CN100491185C (en) | 2004-07-01 | 2004-07-01 | Light weight tricycle |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100278526A Division CN1319803C (en) | 2004-07-01 | 2004-07-01 | Light tricycle and its frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101054102A CN101054102A (en) | 2007-10-17 |
| CN100491185C true CN100491185C (en) | 2009-05-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200710106242 Expired - Fee Related CN100491185C (en) | 2004-07-01 | 2004-07-01 | Light weight tricycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100491185C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106005173B (en) * | 2016-04-01 | 2019-05-21 | 上海易吉动力科技有限公司 | Using the tricycle of two-wheel interaction balance system |
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2004
- 2004-07-01 CN CN 200710106242 patent/CN100491185C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101054102A (en) | 2007-10-17 |
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