X-shaped folds handlebar turning type tricycle
Technical field:
The present invention relates to one kind to entertain tricycle, and more particularly to a kind of energy quick-folding, folding aftercarriage is smaller, can drag
Capable X-shaped folds handlebar turning type tricycle.
Technical background:
It is much that tricycle is commercially entertained at present, but is difficult to seek the amusement tricycle that can carry out X-shaped folding,
This is the motivation of the present invention.
The content of the invention:
The invention aims to provide a kind of simple clever structure, folding mode and turning mode are unique, fold rear
Just the X-shaped towed folds handlebar turning type tricycle.The object of the present invention is achieved like this:X-shaped folding pendulum is turn
Formula tricycle, including vehicle frame I, vehicle frame II, folder, steering spindle, vehicle seat, positioning card, front-wheel, two trailing wheels and driving mechanism, its
It is characterized in:Vehicle frame I includes down tube, connecting tube, seat pipe, Five-way tube and front fork, the upper weld connecting tube of down tube, connecting tube
It is that slanting parallelogram like, connecting tube welding seat pipe are cut into by rectangular tube, the inferior lobe of folder is welded at the top of down tube,
Folder includes inferior lobe, upper leaf, latch hook, latch hook spring and positioning bolt, inferior lobe be by a sheet metal punching press and, the left and right of inferior lobe
Both sides are upward folded, and the upward folded of inferior lobe respectively has a mutual horizontal stroke into pre-small post-large splayed, the front and back end of inferior lobe both sides
Coordinate installation latch hook spring to being punched through being rotatablely connected with latch hook to locking bolt to perforation, the preceding transverse direction of inferior lobe and determine
Position bolt, the bottom welding Five-way tube of down tube, Five-way tube welding front fork, the lower end installation front-wheel of front fork, vehicle seat are installed on seat
Guan Zhong;Vehicle frame II include U-bend, rotating cylinder, transverse tube, in flakes, left auricle and auris dextra piece, one pipe of U-bend
U-bend song is done in centre, and the U-bend song of U-bend is in flattening and forms Ω-shape port, and two fronts of U-bend are made arc-shaped upwards
Bending, rotating cylinder is welded in the Ω-shape port of U-bend, the rotating cylinder being welded in the Ω-shape port of U-bend, after being presented with ground under
Tilt precedingly, transverse tube be welded in the arc-shaped curved upper top of U-bend two, on be welded in the two of U-bend top in flakes
Inner side, left auricle and auris dextra piece are welded in the lower section of U-bend rear portion both sides, the two upper leaves of inner side welding in the middle part of U-bend, on
Leaf is to be folded down into groove profile by the right and left of a sheet metal, and there are a pair of mutual transverse direction in the both sides of upper leaf rear end to perforating,
Upper leaf laterally to being punched through being laterally rotatablely connected to perforation to lock bolt and inferior lobe rear end, the upper and lower side of rotating cylinder is respectively inlayed
One bearing, on connection positioning card in flakes, the C-shaped bayonet for positioning card is corresponding with seat pipe;Steering spindle include hind axle, steering base,
Zola's spring and right tension spring, steering base are welded in the centre of hind axle, and steering base is connected with drum rotation, the left and right of steering base bottom side
Both sides connect Zola's spring and right tension spring respectively, and Zola's spring and right tension spring connect left auricle and auris dextra piece, the left and right of hind axle respectively
Both ends are respectively installed by one trailing wheel;Driving mechanism includes axis, crank, chain wheel, pedal, flywheel and chain, and axis passes through axis accessory
It is installed in Five-way tube, two cranks are connected to the both ends of axis, and chain wheel is fixedly connected on right crank, and two pedals are fastened to two cranks
Outer end, flywheel is installed on the right side of front-wheel, chain solderless wrapped connection with chain wheel and flywheel.
The beneficial effects of the invention are as follows:Clever structure of the present invention, folding is efficient and convenient, is conveniently towed after folding;Before
Wheel is used as driving wheel, and steering spindle is arranged on rear end, makes structure simpler and is more convenient for folding, and front-wheel and chain wheel after folding
In the U-bend of vehicle frame II, make folding more efficient;Lower inclined rotating cylinder precedingly after being presented due to steering spindle and with ground
Rotate, then, when that transverse tube will be tilted to the left, related vehicle frame II and vehicle frame I are tilted to the left, can produce steering spindle in left end to
Backward oblique of preceding right end, the present invention turn to the left;When that transverse tube will be tilted to the right, related vehicle frame II and vehicle frame I are to Right deviation
Tiltedly, can produce steering spindle in right end forward, left end backward oblique, the present invention bends to right, and forms the mode of stem-butts laying turning;
So that the present invention have it is stronger recreational, change traditional turning mode.
Brief description of the drawings:
Fig. 1 is the construction and appearance diagram of the present invention;
Fig. 2 is the structural map that vehicle frame I of the present invention connects inferior lobe;
Fig. 3 is the upper leaf of vehicle frame II of the present invention connection, the structural map of positioning card;
Fig. 4 is the structure chart of steering spindle of the present invention;
Fig. 5 is the right pendulum right-hand rotation schematic diagram of the present invention;
Fig. 6 is the left swing left-hand rotation schematic diagram of the present invention;
Fig. 7 is the folding effect figure of the present invention;
In figure:1 --- vehicle frame I, 2 --- vehicle frame II, 3 --- folder, 4 --- steering spindle, 5 --- vehicle seat, 6 ---
Positioning card, 7 --- front-wheel, 8 --- trailing wheel, 9 --- driving mechanism;Wherein vehicle frame I 1 further includes:11 --- down tube, 12 ---
Connecting tube, 13 --- seat pipe, 14 --- Five-way tube, 15 --- front fork;Vehicle frame II 2 further includes:21 --- U-bend, 22 ---
Rotating cylinder, 23 --- transverse tube, 24 --- in flakes, 25 --- left auricle, 26 --- auris dextra piece;Folder 3 further includes:31——
Inferior lobe, 32 --- upper leaf;Steering spindle 4 further includes:41 --- hind axle, 42 --- steering base.
Embodiment:
According to Fig. 1, Fig. 2, Fig. 3, Fig. 4, the X-shaped fold handlebar turning type tricycle, including vehicle frame I 1, vehicle frame II 2,
Folder 3, steering spindle 4, vehicle seat 5, positioning card 6, front-wheel 7, trailing wheel 8 and driving mechanism 9;
The vehicle frame I includes down tube 11, connecting tube 12, seat pipe 13, Five-way tube 14 and front fork 15, the down tube
11 be the metal circular tube that bottom is provided with nock, and a threaded hole, 11 bottom of down tube are provided with front side of 11 top of down tube
The nock at end is corresponding with the Five-way tube 14, and the bottom of the down tube 11 is welded with the Five-way tube 14, described oblique
The inferior lobe 31 of the folder 3 is welded on the top of stay tube 11, and the rear side on 11 top of down tube welds the connecting tube 12,
The connecting tube 12 is to be cut into slanting parallelogram, the upper and lower sides of 12 rear and front end of connecting tube by rectangular metal pipe
Respectively be provided with arc opening, the arc opening of the upper and lower sides of 12 front end of connecting tube and the circle of the down tube 11 through it is corresponding and with
The trailing flank welding of 11 upper end of down tube, the arc opening of the upper and lower sides of 12 rear end of connecting tube and the circle of the seat pipe 13
Welded through corresponding and with 13 lower end of seat pipe leading flank, the top of the seat pipe 13 is pressed from both sides equipped with saddle pipe, the vehicle seat
4 are installed in the seat pipe 13, and the front fork 15 described in the lower section welding of the Five-way tube 14, the front fork 15 includes left fork
Piece and right forks piece, left forks piece are the sheet metals by strip, strike out the punching that top has arc opening, bottom to have U-shaped gap, left fork
The arc opening of piece and the bottom of the 14 left head of Five-way tube are welded, and right forks piece is the sheet metal by strip, and striking out top has circle
Nock, bottom have U-shaped gap, middle part to carry the punching of twice right-angle bending, and the arc opening of right forks piece and the Five-way tube 14 are right
The bottom welding of head, left forks piece and right forks piece after being welded with the Five-way tube 14, backsight is formed with the Five-way tube 14
It is font, the front-wheel 7 described in the U-shaped gap installation of left forks piece and right forks piece, the front-wheel 7 is 8 inches of wheels.
The vehicle frame II 2 include U-bend 21, rotating cylinder 22, transverse tube 23, on 24, left auricle 25 and auris dextra piece in flakes
26, the U-bend 21, is to do U-bend song with the centre of a pipe, the U-bend song of the U-bend 21 is in flattening shape
Into Ω-shape port, arc-shaped bending is made in two fronts of the U-bend 21 upwards, and the U-bend 21 is bent upwards a two tops left side
Right both sides are provided with the arc opening of horizontal arc opening, described 21 liang of tops of U-bend or so transverse direction and the pipe transverse tube 23
Footpath is corresponding, and described transverse tube 23 is that wavy bending convex under centre is pressed into by a pipe, described transverse tube 23 and institute
The arc opening welding of 21 liang of tops of U-bend or so transverse direction is stated, the rotating cylinder 22 is welded in the Ω-shape port of U-bend, institute
The rotating cylinder 22 stated is the step that bearing is placed by each car one of upper and lower ends of a pipe, is welded in the Ω-shape port of the U-bend 21
In the rotating cylinder 22 presented with ground after it is lower tilt precedingly, the upper and lower side of the rotating cylinder 22 respectively inlays a bearing, described
On 24 be in flakes that the right and left downward bending is struck out into ︹ shapes by the sheet metal of a flat bar, it is described in flakes 24 middle part have
Connecting hole, described upper 24 two inner sides for being welded in 21 top of U-bend in flakes, the left auricle 25 and the right side
Auricle 25 is a sheet metal with holes, and the left auricle 24 and the auris dextra piece 25 are welded in 21 rear portion of U-bend
The upper leaf 31 of the folders 2 is welded in the lower section of both sides, two inner sides at the middle part of the U-bend 21, it is described in flakes 24 company
The twist-on hole that hole blocks 6 by being positioned described in bolt twist-on is connect, the positioning card 6 is that top carries C-shaped bayonet, top with stubborn
Connect the plastic part in hole, the C-shaped bayonet of the positioning card 6 is corresponding with the seat pipe 13, the C-shaped bayonet of the positioning card 6 and
The seat pipe 13 after the car folds engages.
The folder 3, including inferior lobe 31, upper leaf 32, latch hook, latch hook spring and positioning bolt, the inferior lobe 31,
It is to be stamped to form by a sheet metal, the right and left of the inferior lobe 31 is upward folded, the upward folded Cheng Qian little of the inferior lobe 31
Respectively there are mutual horizontal to perforating, a preceding transverse direction for the inferior lobe 31 in big splayed afterwards, the front and back end of 31 both sides of inferior lobe
To being punched through being rotatablely connected lock bolt and the latch hook, the upper leaf 32 is downward by the right and left of a sheet metal
Be folded into groove profile, the both sides of 31 rear end of upper leaf have it is a pair of mutual laterally to perforation, the inner side of 32 groove profile of upper leaf with
The width of the horizontal outside diameter of the rear end of the inferior lobe 31 is corresponding, and the transverse direction of upper leaf 32 is to being punched through to lock bolt and institute
The rear end for stating inferior lobe 31 is laterally rotatablely connected perforation, and the latch hook is upper end into hook-type, middle part in cast, lower bands handle
Component, has a slot hole on the handle of the latch hook, the slot hole of the latch hook is opposite with the threaded hole on front side of 11 top of down tube
Should, the cast of the latch hook is by being rotatablely connected perforation on lock bolt and the horizontal of 31 front end of inferior lobe, by latch hook spring
Between the threaded hole and the slot hole of the latch hook that are positioned on front side of 11 top of down tube, the latch hook is penetrated with positioning bolt
Slot hole in and spring in, then be screwed into the threaded hole on front side of 11 top of down tube, the latch hook can hook described
The front edge of upper leaf 32.
The steering spindle 4 includes hind axle 41, steering base 42, Zola's spring and right tension spring, the hind axle 41, be by
Respectively one bolt of welding forms at the both ends of one pipe, the welding steering base 42, the steering among the hind axle 41
Seat 42 is to be bent into the channel member facing forward that is open, the right and left of 42 bottom surface of steering base by a T-shaped sheet metal
It is protruding, respectively there are a perforate, the middle part of 42 upper bottom surface of steering base on 42 or so the outwardly directed both sides of steering base
And have in the middle part of bottom surface one it is mutual have a perforation to perforation, the trailing flank of the steering base 42,42 flute profile of steering base
Trench bottom inlays a plastic sheet, and there are a protruding head, the steering in the trailing flank for being embedded in the plastic sheet of 42 trench bottom of steering base
The plastic sheet of 42 trench bottoms of seat is by the protruding head on plastic sheet, and the perforation with 42 trailing flank of steering base does what is be connected,
The mutual endoporus to being punched through to lock bolt and two bearings in the rotating cylinder 22 of 42 upper bottom surface of steering base and bottom surface
Connection, the perforate of described 42 bottom surface the right and left of steering base connects Zola's spring and the right tension spring respectively, described
Zola's spring and the right tension spring be connected to the left auricle 25 and the auris dextra piece 25, the trailing wheel 8 described in two
The both ends of the hind axle 41 are socketed on respectively, and it is fixed to be then fastened to respectively on the both ends of the hind axle 41 with two Anti-slip nuts
Position, the trailing wheel 8 is that the both sides of core wheel respectively connect 6 inches of wheels of a bearing, when the present invention turns, 42 groove of steering base
The plastic sheet of bottom make with the 21 curved outside of Ω-shape port the right and left U-shaped of U-bend it is spacing, can be by the steering spindle
4 are limited within the scope of 35 ° to the left or to the right.
The driving mechanism 9 includes axis, crank, chain wheel, pedal, flywheel and chain, and the axis passes through axis
Accessory is installed in the Five-way tube 14, and the crank described in two is connected to the both ends of the axis, and the chain wheel, which is fixed, to be connected
It is connected on the right crank of the crank, the pedal described in two is fastened on the crank described in two, and the flywheel is installed on described
On the right side of front-wheel 7, the chain solderless wrapped connection and the chain wheel and the flywheel.