CN101857060A - Box type folding bicycle - Google Patents

Abstract

The invention relates to a box type folding bicycle which is characterized in that a left handlebar and a right handlebar are respectively installed at both sides of a folding assembly, and the lower end of the folding assembly is connected with a telescopic pipe; a steering pipe in a front steering component is fixed at the upper end of a linking plate, and a frame pipe plate in a linking and fastening assembly is fixed at the upper end of a frame pipe; the lower end of the frame pipe is connected with a wheel bracket, the lower end of the wheel bracket is connected with a front wheel, and the frame pipe is installed at the front end of a bicycle frame by a bearing. The frame components comprise a frame beam, a front wheel frame, a rear wheel frame and a positioning device, wherein the rear wheel frame is hinged with the back end of the frame beam by a hinge; and the back end of the front wheel frame is connected with the front end of the frame beam by a front hinge. The box type folding bicycle can be folded easily, is convenient to carry, and occupies less space when the bicycle is stored. In case of storage and carrying, the box type folding bicycle can be folded into the shape of a box, and can be drawn on the ground by means of roller wheels like a trunk, thereby facilitating the carrying on buses or subways.

Description

Box type folding bicycle

Technical field

The present invention relates to bicycle, specifically a kind of box type folding bicycle.

Background technology

Bicycle is the widely used vehicle of China both urban and rural residents, even if increasing in automobile quantity, roadlice enters today of family, bicycle is ridden light with it, not high to rto request, cheap, can be as automobile advantage such as contaminated environment, still keep vigorous development prospect.Existing improved bicycle is detachable bicycle on the market, but after the dismounting, on still taking up an area of greatly in the storage, carrying, pile up irregular, be not easy to harvesting, and profile is not attractive in appearance, and after folding, is difficult to take on the bus with oneself or on the subway, do not catch up with demands of social development far away, await improving.

Summary of the invention

The object of the invention provides a kind of box-type folding bicycle, to solve the above-mentioned deficiency of existing bicycle.Box-type folding bicycle of the present invention can be folded into box-shaped, and is easily folding, is convenient to carrying, and harvesting is taken up an area of few; The harvesting, when carrying, being folded into box-shaped can drag with roller on the ground, walks as baggage container, is convenient to carrying on the bus or on the subway.The present invention realizes by following technical scheme:

The present invention is a box type folding bicycle, comprise the handlebar parts, be positioned at the preceding turning member of handlebar parts belows and be positioned at before the frame part at turning member rear, it is characterized in that: the handlebar parts comprise left handlebar, right handlebar and Foldable assembly, left side handlebar, right handlebar are contained in the both sides of Foldable assembly respectively, and the lower end of Foldable assembly links to each other with telescopic pipe; Foldable assembly comprises: chain padlock, hinge, cover plate; The chain padlock is contained in the top of telescopic pipe with the column cap borehole jack on it, the chain padlock is fixed on the top of telescopic pipe through cover plate; The catching groove of chain padlock two sides, in hinge is housed, hinge comprises that with hinge axis pivotally attached cross section be two L shaped flaps, wherein an end of a flap is hinged on bearing pin in the catching groove of chain padlock one side, another flap is placed in another catching groove; Two sides at flap respectively are fixed with right handlebar, left handlebar, and the latch by action of the spring is housed in the hole of left handlebar, and latch passes in the pin hole that another flap reaches the telescopic pipe top, described Foldable assembly are fixed on the top of telescopic pipe.After the handlebar of two sides is folding, can close up, reduce possessive volume, be convenient to transport, preserve with telescopic pipe.

Preceding turning member comprises steering tube, link buckle assembly, frame pipe, wheel support; The link buckle assembly comprises frame tube sheet, cuff link axle, chain connecting plate, chain Button Handle, torsion spring, bearing pin; The frame tube sheet is hinged through an end of cuff link axle and chain connecting plate, and the other end of chain connecting plate is hinged through bearing pin and chain Button Handle, under the torsion spring effect, make button glossal canal on the chain Button Handle and frame tube sheet the end buckle the tongue clamping; Steering tube is fixed on the chain connecting plate upper end, and the frame tube sheet in the link buckle assembly is fixed on frame pipe upper end; The lower end of frame pipe links to each other with wheel support, and the lower end of wheel support links to each other with front-wheel, and the frame pipe is through the front end of bearing installation at front wheel carrier.Before steering tube, chain connecting plate and chain connecting plate assembly in the turning member turn back together, close up with wheel support and front-wheel, be convenient to this each part together in hinge is turned back chassis frame again the volume when turning back into case with minimizing.

Described frame part comprises chassis frame, front wheel carrier, rear wheel frame and registration device; Rear wheel frame is hinged through the rear end of hinge and chassis frame; The rear end of front wheel carrier links to each other with the front end of chassis frame through preceding hinge; Registration device comprises support, and the preceding upper end of supporting an end and chassis frame is hinged, has plug in the groove of supporter, and an end of plug is inserted under action of the spring in the slot of chassis frame upper right side, and the stay hook that support right-hand member this moment is inserted in the groove of front wheel carrier.Frame part is made U-shaped front wheel carrier, rear wheel frame is linked at two sides of chassis frame in hinged way, and it can be folded, and it is to allow this car be folded into an oval casing that chassis frame is made U-shaped shape purpose, allow front and rear wheel with chassis frame in the middle of being buckled in; Can allow handle and expansion link be hidden in the chassis frame U-shaped again.

Frame part also comprises luggage carrier, and luggage carrier comprises the loading support body, has latch in the pin dog hole of loading support body left end, and the pin hook is housed on the rear wheel frame, and the head of latch is inserted in the recess of pin hook under action of the spring; Have crotch at loading support body right-hand member, crotch snaps fit onto the crotch of chassis frame and buckles.This luggage carrier both can loading, was again the important connecting bridge between this vehicle carriage and the trailing wheel, constituted vehicle frame, trailing wheel, luggage carrier triangle frame structure.

The present invention also comprises the saddle parts, and the saddle parts comprise slide block, sliding pin, Pillar for saddle, locating button, torsion spring, slide block is contained in the slide block slot on the Pillar for saddle, have sliding pin on the slide block, sliding pin two ends reach in the cotter way on the slide block slot inwall, and slide block can be slided along slide block slot; Locating button is connected with Pillar for saddle with hinge, and is under the torsion spring effect; When saddle is in riding condition, blocked by the clamp below the Pillar for saddle rear end below the slide block rear end, the positioning table below the slip front is blocked by the locating button under the torsion spring effect of Pillar for saddle front end.When this car was folded into oval casing, saddle was seated in this above casing, was again important office on this casing simultaneously.

The present invention also comprises crank assemblies, and crank assemblies comprises toggle, slide bar, draws pin, spring; Have slip cap on the toggle, jack rod sleeve is contained in the slip cap, has forward and backward two holes on slide bar, and the line of centers in preceding hole is perpendicular to the line of centers of the taper hole of slide bar, and the line of centers of metapore is parallel to the line of centers of the taper hole of slide bar; Draw pin to be contained on the toggle, under action of the spring, be inserted in preceding hole or the metapore.Adopt two cranks to make pedal when collection, can ensconce vertically in the washbowl space of forward and backward wheel, the thickness when being folded into case is reduced relative to the structure of stretching, rotating.

The present invention also comprises kickstand, kickstand comprises foot-supporting frame, first leg, second leg, first spring leaf, second spring leaf, first leg, second leg are contained on the foot-supporting frame with gear wheel shaft, the end of first leg, second leg respectively has intermeshed gear, under first spring leaf, the second spring leaf effect, first leg, second leg are closed up; The other end at first leg, second leg has protruding extension.Two legs below the kickstand can merge by auto-folder, and when this car was folded into oval casing, kickstand was a component part of this box body, and the while is again the leg below this box body.The present invention also comprises trailing wheel, and trailing wheel is contained on the rear wheel frame, and the cross section of trailing wheel is a basin shape, and the cross section of rear wheel frame is the shape of the basin inboard that adapts with the cross section of trailing wheel.By the cross section of basin shape, make trailing wheel and rear wheel frame reduce width, thereby after folding Tibetan is gone into, the thickness when being folded into case is reduced.Equally, front-wheel is identical with rear wheel frame with cross section cooperation and trailing wheel between the front wheel carrier.

The present invention also comprises annex, and this annex comprises: little wheel cap, steamboat, little wheel shaft, little wheel carrier, spring, the pin of living, the little wheel carrier of being with steamboat is housed in the groove of little wheel cap, and have pin-and-hole alive in the side of steamboat, the pin of living with action of the spring is housed on little wheel carrier; When depressing the pin of living is that removable steamboat frame is to another place, hole, so that steamboat stretches out or hides.

This annex also comprises handle, expansion link, slot, and expansion link is inserted in the chassis frame.When this car was folded into an oval casing, rear wheel cover was an important component part of this box body, two road wheels that steamboat is this box body on the rear wheel cover, two steamboats can pull out, hide into, be again the leg of this box body rear end simultaneously.To drag walking on the ground with the oval bicycle casing of steamboat with handle, expansion link.

In sum, box-type folding bicycle of the present invention is easily folding, is convenient to carrying, and harvesting is taken up an area of few; Receive and keep, when carrying, can be folded into box-shaped, drag with roller on the ground, as baggage container, walk, be convenient to carrying on the bus or on the subway.

Description of drawings

Fig. 1 is the structural representation of the embodiment of the invention, is illustrated as driving states;

Fig. 2 illustrates folding process with Fig. 1;

Fig. 3 is the state after Fig. 1 is folded into case;

Fig. 4 is the axis 11 structure amplification views among Fig. 1;

Fig. 5 is crank 15 cutaway views among Fig. 1;

Fig. 6 is that D among Fig. 5 is to partial view;

Fig. 7 is the unitized construction scheme drawing among Fig. 5;

Fig. 8 is kickstand 19 structural representations among Fig. 1;

Fig. 9 is the unitized construction scheme drawing of Fig. 8;

Figure 10 is that 17 structure enlarged diagrams are detained in the link among Fig. 3;

Figure 11 is that the B-B cutaway view conter clockwise among Fig. 1 goes to the upright position, the mounting structure of expression trailing wheel 14;

Figure 12 is the belt 145 and belt flywheel 320 structural representations among Figure 11;

Figure 13 is the belt 145 structure enlarged diagrams among Figure 11;

Figure 14 is the A-A cutaway view among Fig. 1;

Figure 15 is the rear wheel frame 3 unitized construction scheme drawings of Fig. 3;

Figure 16 is the positive front of a F-F unitized construction cutaway view among Figure 17, and steamboat 1804 is not shown;

Figure 17 is the structural representation of the medium and small wheel cap 1802 of Fig. 3 when organizing work;

Figure 18 is the chassis frame 1 unitized construction scheme drawing among Fig. 1;

Figure 19 is the belt pulley 127 and minor sprocket 123 unitized construction cutaway views of Figure 18;

Figure 20 is 180 ° of combination mechanism scheme drawings of Figure 18 C reversing sense;

Figure 21 is that the unitized construction cutaway view is amplified in the support 16 among Fig. 1;

Figure 22 is that the unitized construction scheme drawing is amplified in the support 16 among Fig. 1;

Figure 23 is that the plug in 22 amplifies the unitized construction scheme drawing;

Figure 24 is the front wheel carrier 2 unitized construction scheme drawings among Fig. 1;

Figure 25 is the luggage carrier 4G-G amplification view among Fig. 1;

Figure 26 is the luggage carrier 4E face unitized construction scheme drawing among Fig. 1;

Figure 27 is seatpillar 5, fall way 6 and the saddle 7 unitized construction scheme drawings among Fig. 1;

Figure 28 is the H-H cutaway view of the Pillar for saddle 706 among Figure 27;

Figure 29 is slide block 602 structural representations among Figure 27;

Figure 30 is the saddle 7 reverse side structural representations among Fig. 1;

Figure 31 is steering tube 8, telescopic pipe 9, chain padlock 1001 and the handlebar unitized construction scheme drawing among Fig. 1;

Figure 32 is the chain padlock 1001 unitized construction scheme drawings among Fig. 1

Code name explanation among the figure

1 chassis frame

101 handles, 102 expansion links, 103 slots, 104 slots, 105 slots, 106 slots, 107 axis holes

108 take turns button 109 torsion springs 110 handle grooves 111 hinges 112 preceding keys 113 preceding keys 114 hooks

Pedestal 121 in 115 hook axles, 116 extension springs, 117 screws, 118 backing pins, 119 screw holes 120

Protruding hanging groove 122 sprocket grooves 123 minor sprockets 124 belt housings 125 screws 126 sprocket shafts

127 belt pulleys, 128 back key 129 hinges 130 axis holes 131 axis holes 132 are taken turns and are buckled 133

Chain-axis hole 134 crotch buttons 135 crotch buttons 136 tube seats 137 torsion springs 138 central axis holes

139 axis holes, 140 hooks, 141 extension springs, 142 screws, 143 hook axles, 144 backing pins, 145 belts

Hinge before 146 screws, 147 bearings, 148 chain rivets, 149 chains, 150 attackers, 151 chain rivets 152

Hang before the keyway 206 before 201 pores of 2 front wheel carriers, 202 grooves, 203 hinges, 204 axis holes 205

Groove 207 projections

3 rear wheel frames

301 back keyways, 302 hinges, 303 axis holes, 304 back hanging groove 305 projections 306 nuts 307 grooves

311 holes of 308 pin hook 309 steamboat boxes, 310 steamboat boxes, 312 back axis hole 313 belt housings

314 troughs of belt, 315 band-type brakes, 316 screws, 317 bearings, 318 hind axles, 319 safe edges, 320 belt flywheels

Cover 324 overcoats 325 Machinery Ministries 326 band alveolus 327 band teeth are 328 in 322 screw holes 323

The hole

4 luggage carriers

401 crotch, 402 crotch, 403 crotch axis holes, 404 handles, 405 handle rings, 406 chain T-Rings

407 sleeve pipes, 408 clamping plate, 409 push-pull handles, 410 pin dog holes, 411 sleeves, 412 link covers

413 stay hooks, 414 stay hook beams 415 seal silk 416 springs 417 latch grooves 418 sliding eyes

419 post 420 latches 421 crotch axles 422 loading support bodys

5 seatpillars

501 crotch axis holes, 502 chain-axis holes, 503 snap closes

6 fall ways

601 positioning tables, 602 slide blocks 603 buckle groove 604 pin-and-holes 605 sliding pins

7 saddles

701 fixed orifices, 702 adapter plates, 703 screw holes, 704 nuts, 705 nuts, 706 Pillar for saddle, 707 pins

Groove 708 frock holes 709 clamps, 710 set pins, 711 locating buttons, 712 torsion springs, 713 hinges

714 slide block slots

8 steering tubes

802 snap closes are stained with on 801 two sides

9 telescopic pipes

901 holder limit 902 column caps, 903 screw holes, 904 keyways, 905 pin holes, 906 screws, 907 cover plates

908 positioning keys, 909 screw holes

10 handlebars

1001 chain padlocks, 1002 catching grooves, 1003 catching grooves, 1004 bearing pins, 1005 hinge axis, 1006 hinges

1007 latches, 1008 column cap holes, 1009 handlebars, 1010 brake handles, 1011 brake handles, 1012 handles

1013 two sides are stained with 1014 parking brakes and are overlapped 1017 posts of 1015 springs, 1016 push-pull handles, 1018 push-and-pull holes

1019 seal silk 1020 latch grooves 1021 brake cable 1022 handle 1006A chain connecting plates

11 axis

1101 screws, 1102 hinge wheels, 1103 screws, 1104 bearings

12 wheel supports

1201 pipe 1202 retaining silks 1203 bearings 1204 front-axle holes 1205 pins 1206 retainings 1207

Steel bowl 1208 steel balls 1209 band-type brakes 1210 screws 1211 fronts wheel spindle

13 front-wheels

1301 front wheel houses, 1302 screws, 1303 tires, 1304 inner tubes of a tyre, 1305 brake discs, 1306 screws 1307

Valve

14 trailing wheels

1401 valves, 1402 tires, 1403 inner tubes of a tyre, 1404 brake discs, 1405 screws, 1406 backplates

15 cranks

1506 holes of 1501 pedal 1502 pedal axis holes, 1503 toggle 1504 slip caps, 1505 spring eyes

1507 springs, 1508 baffle plates 1509 draw pin 1510 screw mandrels 1511 screws 1512 sliding panels 1513

Screw hole 1514 pins 1515 steel keys 1516 interstage sleeves 1517 knock holees 1518 pin-and-holes 1519 slide bars

1520 taper square holes, 1521 pedals, 1522 cranks, 1523 grooves

16 support

1601 screws, 1602 springs, 1603 stay hooks, 1604 slide openings, 1605 plugs, 1606 plugs 1607

Supported hole 1608 frock grooves 1609 screws 1610 screw holes 1611 supporters

17 link buckle assemblies

1706 links of 1704 pipe thread holes of 1701 tube sheet 1702 button tongue 1703 pin holes, 1705 cuff link axles

Plate 1707 torsion springs 1708 buckle 1709 bearing pins, 1710 hinges 1711 and buckle axle 1712 locating dowel pins

1713 button glossal canals, 1714 chain Button Handles, 1715 torsion springs

18 rear wheel cover

1801 screw holes, 1802 steamboats cover 1803 hand catching grooves, 1804 steamboats, 1805 steamboat axles, 1806 rail grooves

1807 steamboat framves, 1808 tracks, 1809 cover plate mouths, 1810 springs, 1811 torsion springs, 1812 chain rivets

1813 guide 1814 pushing handles 1815 pushing handles 1816 pin-and-holes 1817 pin-and-holes alive alive alive

1818 pin 1819 steamboats alive cover 1820 spiral shells, 1821 screws

19 kickstands

1906 rivetings of 1901 foot-supporting frames, 1902 rivet plate, 1903 rivet plate, 1904 screw holes, 1905 rivet holes

Follow closely 1907 gear wheel shafts, 1,908 first legs, 1909 protruding extension 1910 gears 1,911 first spring leafs

1912 screws, 1,913 second legs, 1,914 second spring leafs

The specific embodiment

Embodiment 1.Keystone configuration explanation of the present invention.

Shown in Fig. 1,31,32, the present invention is a box type folding bicycle, comprise the handlebar parts, be positioned at the preceding turning member of handlebar parts belows and be positioned at before the frame part at turning member rear, it is characterized in that: the handlebar parts comprise left handlebar 10, right handlebar 1009 and Foldable assembly, left side handlebar, right handlebar are contained in the both sides of Foldable assembly respectively, and the lower end of Foldable assembly links to each other with telescopic pipe 9; Foldable assembly comprises: chain padlock 1001, hinge 1006, cover plate 907; Chain padlock 1001 is sleeved on the top of telescopic pipe 9 with the column cap hole 1008 on it, chain padlock 1001 is fixed on the top of telescopic pipe 9 through cover plate 907; In the catching groove 1002,1003 of chain padlock 1,001 two sides hinge 1006 is housed, hinge 1006 comprises that with hinge axis 1005 pivotally attached cross sections be two L shaped flap 1006A, wherein the end of a flap 1006A is hinged on bearing pin 1004 in the catching groove 1003 of chain padlock 1,001 one sides, and another flap 1006A is placed in another catching groove 1002; Two sides at flap 1006A respectively are fixed with right handlebar 1009, left handlebar 10, latch 1007 by spring 1015 effects is housed in the hole of left handlebar 10, latch 1007 passes in the pin hole 905 that another flap 1006A reaches telescopic pipe 9 tops, described Foldable assembly is fixed on the top of telescopic pipe 9.After the handlebar of two sides is folding, can close up, reduce possessive volume, be convenient to transport, preserve with telescopic pipe.

As Fig. 1,10,14, preceding turning member comprises steering tube 8, link buckle assembly 17, frame pipe 1201, wheel support 12;

Link buckle assembly 17 comprises frame tube sheet 1701, cuff link axle 1705, chain connecting plate 1706, chain Button Handle 1714, torsion spring 1715, bearing pin 1709; Frame tube sheet 1701 is hinged with an end of chain connecting plate 1706 through cuff link axle 1705, the other end of chain connecting plate 1706 is hinged through bearing pin 1709 and chain Button Handle 1714, under torsion spring 1715 effect, make button glossal canal 1713 and frame tube sheet 1701 on the chain Button Handle 1714 the end buckle tongue 1702 clampings; Steering tube 8 is fixed on chain connecting plate 1706 upper ends, and the frame tube sheet 1701 in the link buckle assembly is fixed on frame pipe 1201 upper ends; The lower end of frame pipe 1201 links to each other with wheel support 12, and the lower end of wheel support 12 links to each other with front-wheel 13, and frame pipe 1201 is installed in the front end of front wheel carrier 2 through bearing 1208.Before steering tube, chain connecting plate and chain connecting plate assembly in the turning member turn back together, close up with wheel support and front-wheel, be convenient to this each part together in hinge is turned back chassis frame 1 again, the volume when turning back into case with minimizing is as Fig. 2,3.

Frame part comprises chassis frame 1, front wheel carrier 2, rear wheel frame 3 and registration device, as Fig. 1; Rear wheel frame 3 is hinged with the rear end of chassis frame 1 through hinge 129; The rear end of front wheel carrier 2 links to each other with the front end of chassis frame 1 through preceding hinge 152; As Figure 18,24,21, registration device comprises support 16, the preceding upper end of supporting 16 1 ends and chassis frame 1 is hinged, has plug 1605 in the groove of support 16, one end of plug 1605 is inserted in the slot 106 (Figure 18) of chassis frame 1 upper right side under spring 1602 effect, and the stay hook 1603 that supports 16 right-hand members this moment is inserted in the groove 202 of front wheel carrier 2 (Figure 24).Frame part is made U-shaped front wheel carrier 2, rear wheel frame 3 is connected two sides of chassis frame 1 in hinged way, and it can be folded, and it is to allow this car be folded into an oval casing that chassis frame 1 is made U-shaped shape purpose, allows in the middle of front and rear wheel is buckled in 1 pair of chassis frame; Can allow handle 101 and expansion link 102 be hidden in the chassis frame 1U shape again.

Frame part also comprises luggage carrier 4, as Fig. 2,25,26, luggage carrier 4 comprises loading support body 422, has latch 420 in the pin dog hole 410 of loading support body 422 left ends, pin hook 308 is housed on the rear wheel frame 3, and the head of latch 420 is inserted in the recess of pin hook 308 (Figure 15) under action of the spring; Have crotch 401,402 at loading support body 422 right-hand members, crotch 401,402 (Figure 26) snaps fit onto on the crotch button 134,135 (Figure 18,20) of chassis frame 1.This luggage carrier both can loading, was again the important connecting bridge between this vehicle carriage and the trailing wheel, constituted vehicle frame, trailing wheel, luggage carrier triangle frame structure.

Also comprise the saddle parts, as Fig. 1,27,28, the saddle parts comprise slide block 602, sliding pin 605, Pillar for saddle 706, locating button 711, torsion spring 712, slide block 602 is contained in the slide block slot 714 on the Pillar for saddle 706, has sliding pin 605 on the slide block 602, sliding pin 605 2 ends reach in the cotter way 707 on slide block slot 714 inwalls, and slide block 602 can be slided along slide block slot 714; Locating button 711 is connected with Pillar for saddle 706 with hinge 713, and is in torsion spring 712 effects down; When saddle is in riding condition, blocked by the clamp 709 below Pillar for saddle 706 rear ends below slide block 602 rear ends, the positioning table 601 below slide block 602 front ends is blocked by the locating button 711 under torsion spring 712 effects of Pillar for saddle 706 front ends.When this car was folded into oval casing, saddle was seated in this above casing, was again important office on this casing simultaneously.

Also comprise crank assemblies, as Fig. 1,4,6,7, crank assemblies comprises toggle 1503, slide bar 1519, draws pin 1509, spring 1507; Has slip cap 1504 on the toggle 1503, slide bar 1519 is sleeved in the slip cap 1504, on slide bar 1519, have forward and backward two holes 1517,1518, the line of centers in preceding hole 1517 is perpendicular to the line of centers 1520 of the taper square hole 1520 of slide bar 1519, and the line of centers of metapore 1518 is parallel to the line of centers 1520 of the taper square hole 1520 of slide bar 1519; Draw pin 1509 to be contained on the toggle 1503, under spring 1507 effects, be inserted in preceding hole 1517 or the metapore 1518.Adopt two cranks to make pedal when collection, can ensconce vertically in the front and rear wheel washbowl space, the thickness when being folded into case is reduced relative to the structure of stretching, rotating.Also comprise kickstand, as Fig. 8,9, kickstand comprises foot-supporting frame 1901, first leg 1908, second leg 1913, first spring leaf 1911, second spring leaf 1914, first leg 1908, second leg, 1913 usefulness gear wheel shafts 1907 are contained on the foot-supporting frame 1901, the end of first leg 1908, second leg 1913 respectively has intermeshed gear, under first spring leaf 1911,1914 effects of second spring leaf, first leg 1908, second leg 1913 are closed up; The other end at first leg 1908, second leg 1913 has protruding extension 1909.Two legs below the kickstand can merge by auto-folder, and when this car was folded into oval casing, kickstand was a component part of this box body, and the while is again the leg below this box body.

Also comprise trailing wheel 14, as Fig. 1,11, trailing wheel 14 is contained on the rear wheel frame 3, and the cross section of trailing wheel 14 is a basin shape, and the cross section of rear wheel frame 3 is the shape of the basin inboard that adapts with the cross section of trailing wheel 14.By the cross section of basin shape, make trailing wheel and rear wheel frame reduce width, thereby after folding Tibetan is gone into, the thickness when being folded into case is reduced.Equally, front-wheel 13 is identical with 3 of trailing wheels with trailing wheel 14 with the cross section cooperation between the wheel support 12.

Also comprise annex, as Fig. 1,3,15,16,17, annex comprises steamboat lid 1802, steamboat 1804, steamboat axle 1805, steamboat frame 1807, spring 1810, the pin 1818 of living, the steamboat frame 1807 of band steamboat 1804 is housed in the groove of steamboat lid 1802, have pin-and-hole 1817,1816 alive in the side of steamboat 1804, the pin 1818 of living with spring 1810 effects is housed on steamboat frame 1807; When depressing the pin 1818 of living is that removable steamboat frame 1807 is to another place, hole, so that steamboat 1804 stretches out or hides.

Also comprise handle 101, expansion link 102, slot 105 in the annex, as Fig. 2,18, expansion link 102 is inserted in the chassis frame 1.

When this car was folded into an oval casing, rear wheel cover was an important component part of this box body, two road wheels that steamboat is this box body on the rear wheel cover, two steamboats can pull out, hide into, be again the leg of this box body rear end simultaneously.To drag walking on the ground with the oval bicycle casing of steamboat with handle, expansion link.

The operation of the present invention when folding:

Please refer to Fig. 2, earlier kickstand 19 is launched to support car body, crank 15, go to 90 degree in slip cap 1504 slide relative on 1522, drive pedal 1521,1501 are folded in chassis frame 1 both sides vertically, handlebar 10, going to 90 degree after 1009 merging again merges with steering tube 8, after support 16 breaks away from front wheel carrier 2, front wheel carrier 2 together is folded in chassis frame 1 one sides with front-wheel 13, launch link buckle assembly 17, steering tube 8 is folded in front-wheel 13 inboards downwards, and this car is mentioned, and kickstand 19 bales catch are on chassis frame 1, luggage carrier 4 breaks away from the back with rear wheel frame 3 to be drawn close with seatpillar 5, rear wheel frame 3 and trailing wheel 14 together are folded in chassis frame 1 opposite side, and after the office on the saddle 7 launched, saddle was pressed on the luggage carrier 4, and after drawing close, buckle assembly 17 is connected with linking, before push away attacker 150 and just can take handle 101 and expansion link 102 in the chassis frame 1 out of, launch steamboat lid 1802,1819, just can take two steamboats 1804 out of, at this moment this car after folding becomes a box-shaped, can haul walking as baggage container.

In sum, box-type folding bicycle of the present invention is easily folding, is convenient to carrying, and harvesting is taken up an area of few; Receive and keep, when carrying, can be folded into box-shaped, drag with roller on the ground, as baggage container, walk, be convenient to carrying on the bus or on the subway.

Embodiment 2, more specific description:

Please refer to Fig. 1 Fig. 2 Fig. 3, this box-type folding bicycle comprises chassis frame 1, support 16, front wheel carrier 2, rear wheel frame 3, luggage carrier 4, wheel support 12, front-wheel 13, link button 17, steering tube 8, telescopic pipe 9, handlebar 10, handlebar 1009, trailing wheel 14, rear wheel cover 18, seatpillar 5, fall way 6, saddle 7, crank 15, crank 1522 and kickstand 19; Described this bassinet structure is as follows:

As Figure 18,1,1 one-tenth U-shaped of chassis frame, middle intrinsic middle pedestal 120, on the middle pedestal 120 axis 11 is housed, hinge wheel 1102 is fixed on the axis 11, and sprocket shaft 126 is equipped with in rear end, chassis frame 1 bottom, and minor sprocket 123 and belt pulley 127 are fixed on the sprocket shaft 126, chassis frame 1 front end, one side and front wheel carrier 2 one side chains connect, and the hook 114 of front end opposite side is buckled in the preceding hanging groove 206 of front wheel carrier 2 opposite sides; Chassis frame 1 upper front end is equipped with and supports 16, affixed by chain rivet 148, supporting stay hook 1603 below 16 front ends is buckled in above the front wheel carrier 2 in the grooves 202, chassis frame 1 rear end, one side and rear wheel frame 3 one side chains connect, and the hook 140 of chassis frame 1 rear end opposite side is buckled in the back hanging groove 304 of rear wheel frame 3 opposite sides; Luggage carrier 4 rear portions are fixed in rear wheel frame 3 upper ends, luggage carrier 4 front ends have crotch 401 and crotch 402, be fixed in seatpillar 5 lower end trailing portions, seatpillar 5 lower end leading portions are fixed in top, the chassis frame 1 rear portion tube seat 136, the frame pipe 1201 of wheel support 12 upper ends is contained in front wheel carrier 2 and puts on the shelf in the pore 201, front-wheel 13 is equipped with in the lower end, frame pipe 1201 tops are twisted to be connected to link and are buckled 17, steering tube 8 lower ends are fixed in above the link button 17, telescopic pipe 9 is inserted in the steering tube 8, fastening by snap close 802, telescopic pipe 9 upper end column caps 902 are equipped with chain padlock 1001, and chain padlock 1001 two ends each chain respectively are connected to a handlebar 10 and handlebar 1009, and hind axle 318 is housed on the rear wheel frame 3, trailing wheel 14 is fixed in hind axle 318 outer ends, belt flywheel 320 is fixed in hind axle 318 the inners, and rear wheel cover 18 is equipped with in rear wheel frame 3 outsides, and backplate 1406 is equipped with in the inboard, on the rear wheel cover 18 respectively chain be connected to steamboat lid 1802 and steamboat lid 1819, on steamboat lid 1802 and the steamboat lid 1819 steamboat 1804 is housed respectively; Be inserted with fall way 6 in the seatpillar 5, fastening by snap close 503, rise valency pipe 6 upper ends saddle 7 is housed, crank 15 and crank 1522 are fastened on axis 11 two ends by screw 1101 respectively, and a pedal 1501 and 1521 respectively are housed on crank 15 and the crank 1522; Kickstand 19 is fixed in chassis frame 1 bottom front end by screw 1912.

Please refer to Fig. 1, Fig. 2, Figure 18, Figure 19, Figure 20, Figure 24, Figure 15, the integral body that described vehicle frame is made up of chassis frame 1, support 16, front wheel carrier 2, rear wheel frame 3 and luggage carrier 4.

1 one-tenth U-shaped of chassis frame, keep handle 101 in the handle groove 110 of chassis frame 1 front end, below in keep expansion link 102, handle 101 and expansion link 102 affixed being integral, handle 101 has an attacker 150, its effect is convenient handle 101 and the propelling expansion link 102 of taking out, please refer to Fig. 2, Figure 18, respectively there is a protruding hanging groove 121 both sides, 1 time rear end of chassis frame, the top of both sides, chassis frame 1 front and back end, wheel button 108 is housed respectively, wheel button 132, hinge 111, hinge 129, hook 114 and hook 140, wheel button 108 is contained in the opposite side of hinge 111, wheel button 132 is contained in hinge 129 opposite sides, wheel button 108 is equipped with torsion spring 109, on the wheel button 132 torsion spring 137 is housed, wheel button 108 is connected on the chassis frame 1 by hinges fixing respectively with wheel button 132, hook 114 detains 108 in the same side with wheel, affixed by hook axle 115 with chassis frame 1, hook 140 detains 132 in the same side with wheel, and is affixed with chassis frame 1 by hook axle 143, and linking up with 114 back has a backing pin 118 and chassis frame 1 affixed, linking up with 140 back has a backing pin 144 and chassis frame 1 affixed, extension spring 116 other ends on the hook 114 have screw 117 and chassis frame 1 affixed, and the extension spring 141 on the hook 140 has screw 142 and chassis frame 1 affixed; On the middle pedestal 120 of chassis frame 1 central axis hole 138 is arranged, axis 11 is housed in the central axis hole 138, hinge wheel 1102 has screw 1103 and axis 11 affixed, please refer to Fig. 4, hinge wheel 1102 is linked by chain 149 with minor sprocket 123, minor sprocket 123 is contained in the sprocket groove 122, affixed by screw 146 and sprocket shaft 126, sprocket shaft 126 is contained in the axis hole 139, please refer to Figure 19, Figure 20, one end of sprocket shaft 126 is twisted and is connected to belt pulley 127, and the belt housing 124 of semi-circular shape is buckled on the belt pulley 127, is fixed on the chassis frame 1 by screw 125, preceding key 112 respectively is equipped with in chassis frame 1 front and back end, preceding key 113 and back key 128, there are crotch button 134 and crotch button 135 in tube seat 136 back of upper end, back, and the front end of tube seat 136 has chain-axis hole 133, and there is slot 103 upper end before the chassis frame 1, slot 104, slot 105, slot 106;

Chassis frame 1 is made U-shaped shape purpose: allow this car be folded into an oval casing, can allow handle 101 and expansion link 102 be hidden in chassis frame 1 shape again, when this car is folded into an oval casing, chassis frame 1 becomes an important component part of the oval casing of this car, please refer to Fig. 3.

Please refer to Fig. 1, Fig. 2, Figure 21, Figure 22, Figure 23, be equipped with one in the upper end before the described chassis frame 1 and support 16, support 16 is affixed by axis hole 107 and chassis frame 1 by chain rivet 148, below the support front end stay hook 1603 is arranged, frock groove 1608 is arranged in the supporter 1611, spring 1602 is housed in the frock groove 1608,1605 pairs of plug 1606 and plugs are inserted in the slide opening 1604, by screw 1609, screw 1601 is fixed into one, stay hook 1603 below the support front end, be buckled in the front wheel carrier 2 top grooves 202, shape and stay hook 1603 in the groove 202 match, and the plug 1605 that supports on 16 is inserted in the slot 105, and plug 1606 is inserted in the slot 106, support 16 under the effect of spring 1602, can not break away from front wheel carrier 2; Supporting 16 is these vehicle frame important component parts, when becoming oval casing after this car is folding, is again a component part of this box body, please refer to Fig. 3;

Please refer to Fig. 1, Figure 14, Figure 18, Figure 24, the hinge 203 of described front wheel carrier 2 one sides is with after the hinge 111 of chassis frame 1 front end one side docks, by chain rivet by axis hole 131 and axis hole 204 affixed becoming before hinge 152, the hook 114 of chassis frame 1 opposite side hangs in the preceding hanging groove 206 of front wheel carrier 2 opposite sides, the preceding key 112 of chassis frame 1 front end and preceding key 113, be inserted in the preceding keyway 205 on the front wheel carrier 2, steel bowl 1207 and steel ball 1208 are housed in the frame pore 201 on the front wheel carrier 2, a projection 207 is arranged on preceding hanging groove 206; Please refer to Figure 15, Figure 18, Figure 20, described rear wheel frame 3 is made up of hinge 302, back keyway 301, back hanging groove 304, groove 307, pin hook 308, steamboat box 310, steamboat box 309 and back axis hole 312; Pin hook 308 and groove 307 are contained in the upper end of rear wheel frame 3, lower end one side has hinge 302 involutory with the hinge 129 of chassis frame 1 rear end one side, by chain rivet by axis hole 130 and axis hole 303 affixed being integral, the back hanging groove 304 of lower end opposite side is fastened by the hook 140 of chassis frame 1 rear end opposite side, in the back keyway 301 between hinge 302 and back hanging groove 304, be inserted with the back key 128 on the chassis frame 1, the inboard of rear wheel frame 3 respectively is equipped with a steamboat box 309 and steamboat box 310 up and down, there is back axis hole 312 lower end in the shape of rear wheel frame 3, a projection 305 is arranged on the back hanging groove 304, and nut 306 is affixed with rear wheel frame 3;

Please refer to Figure 15, Figure 18, Figure 20, Figure 25, Figure 26, Figure 27, described luggage carrier 4 is made up of loading support body 422 stay hook beams 414, crotch 401, crotch 402, latch 420, handle 404, clamping plate 408 respectively;

On two crotch 401 of luggage carrier 4 front ends and the crotch 402 chain-axis hole 403 is arranged respectively, luggage carrier 4 is an integral body with the stay hook beam 414 at the back side with crotch 401 and crotch 402, the stay hook beam has stay hook 413 below 414 rear ends, affixed two link covers 412 below middle, in the link cover 412 sleeve 411 is housed, sleeve 411 is one with chain T-Ring 406, in the sleeve pipe 407 of chain T-Ring 406 other ends handle ring 405 is housed, handle 404 is housed on the handle ring 405, handle ring 405 can be in sleeve pipe 407 crank motion and reversing, when without handle 404, handle ring 405 is buckled in the luggage carrier 4 following clamping plate 408 on one side, clamping plate 408 rivet clasps are on luggage carrier 4, pin dog hole 410 and latch groove 417 are arranged on the luggage carrier 4, latch 420 and spring 416 are contained in the latch groove 417, block by sealing silk 415, the front end of latch 420 is in pin dog hole 410, a push-pull handle 409 is housed above the luggage carrier 4, the silk post 419 of push-pull handle 409 is twisted by sliding eye 418 and is connected on the latch 420, silk post 419 drives latch 420 when sliding eye 418 crank motions, crotch 401, crotch 402 docks with seatpillar 5 lower ends, by crotch axle 421 by crotch axis hole 403 and crotch axis hole 501 affixed being integral, crotch 401 and crotch 402 are pinned by the crotch button 135 and the crotch button 134 of upper end, chassis frame 1 back respectively, seatpillar 5 lower ends are installed in the tube seat 136 of upper end, chassis frame 1 back, affixed by chain rivet 151 by chain-axis hole 502 and chain-axis hole 133, pin dog hole 410 is enclosed within on the pin hook 308 on the rear wheel frame 3, latch 420 is under the effect of spring 416, automatically be inserted on the pin hook 308, stay hook 413 is in the groove 307 of rear wheel frame 3 upper ends, groove 307 matches with stay hook 413, at this moment, this vehicle frame has become an integral body;

This luggage carrier 4 both can loading, it is again this vehicle carriage important component part, when after this car is folding, becoming an oval casing, luggage carrier is an important component part of this box body, still hide the handle 404 and the fixing carrier of handle 404 simultaneously, handle ring 405 is the carrier of handle 404, is again important office on this box body.

Please refer to Fig. 1, Fig. 2, Figure 14, the cross section of described wheel support 12 is consistent with the cross section of washbowl shape, bearing 1203 and front wheel spindle 1211 are housed in the front-axle hole 1204 of wheel support 12 lower ends, retaining silk 1202 is equipped with in front wheel spindle 1211 the inners, front-wheel 13 is equipped with in the outer end, and front-wheel 13 is fixed on the front wheel spindle 1211 by screw 1306, and brake disc 1305 is equipped with in the inboard of front-wheel 13, the band-type brake 1209 of brake disc 1305 peripheries is fixing by screw 1210, and cover tire 1303, the inner tube of a tyre 1304 and valve 1307 are housed on the front-wheel 13; The shape of front-wheel 13 is as washbowl, front wheel spindle 1211, brake disc 1305 and band-type brake 1209, all be contained in the washbowl space of front-wheel 13, when this car is folding, also be buckled with crank 1522 and pedal 1521 in the washbowl space of front-wheel 13, casing after the outside of front-wheel 13 can also fold as this car, so both beautified this car outside, these car parts can be buckled in inside again, please refer to Fig. 3, the outside, wheel support 12 upper ends is affixed by screw 1302 with front wheel house 1301, and the frame pipe 1201 of wheel support 12 upper ends passes in frame pore 201 from bottom to top, lower gear 1206 is equipped with in frame pipe 1201 lower ends, and the upper end is equipped with and is performed; Wheel support 12 with the corresponding to purpose of washbowl shaped cross is: in order to cooperate the function of front-wheel 13, one-sided support front-wheel 13 inboards;

The handlebar parts.Please refer to Fig. 1, Fig. 3, Figure 10, Figure 14, described link button 17 is by chain connecting plate 1706, frame tube sheet 1701 and chain Button Handle 1714 are formed, frame pipe thread hole 1704 on the frame tube sheet 1701 is twisted and is connected on frame pipe 1201 upper ends, fixing by pin 1205, frame tube sheet 1701 is affixed by cuff link axle 1705 with chain connecting plate 1706, chain Button Handle 1714 is housed on the chain buckle 1706 and buckles 1708, chain Button Handle 1714 has bearing pin 1709 affixed with chain connecting plate 1706, torsion spring 1715 is housed on the bearing pin 1709, buckle tongue 1702 buckleing in the glossal canal 1713 on chain Button Handle 1714 on the frame tube sheet 1701, an intrinsic locating dowel pin 1712 on the chain Button Handle 1714, buckle 1,708 1711 affixedly by buckling axle, buckle on the axle 1711 torsion spring 1707 is housed with connecting panel 1706; The characteristics of this link button 17 are: compact conformation, neat appearance, when this car exhibition is opened, under the drive of steering tube 8, chain connecting plate 1706 and frame tube sheet 1701 are under the effect of torsion spring 1715, automatically interlock, the folding back of this car locating dowel pin 1712 can guarantee that chain Button Handle 1714 is in the state that a best combines with button tongue 1702, the handle of chain Button Handle 1714 has the slope, be convenient to detain tongue 1702 and slip over, enter button glossal canal 1713, when this car is folded into an oval casing, link button 17 is the parts on this box body, is again important office on this box body simultaneously

Handlebar.Please refer to Fig. 1, Figure 31, top affixed being integral of the lower end of described steering tube 8 and chain connecting plate 1706, snap close 802 is equipped with in the upper end, and middle intrinsic two sides is stained with 801.Please refer to Figure 31, Figure 32, described telescopic pipe 9 lower ends are inserted in the steering tube 8, fastening by snap close 802, column cap 902 is equipped with in the upper end, there is holder limit 901 column cap 902 lower ends, in the top keyway 904 screw hole 903 is arranged, pin hole 905 is arranged in the middle of the column cap 902, chain padlock 1001 is housed on the column cap 902, intrinsic positioning key 908 below the cover plate 907 of chain padlock 1001, positioning key 908 is contained on the column cap 902 in the keyway 904, cover plate 907 is pressed in above the chain padlock 1001 in the column cap holes 1008, is twisted and is connected in the screw hole 903 by cover plate 907 hole 909 of tightening up a screw by screw 906, has become one with chain padlock 1001 and column cap 902 are affixed, chain padlock 1001 can rotate 360 ° on column cap, catching groove 1002 and catching groove 1003 respectively are equipped with in the two ends of chain padlock 1001; Please refer to Fig. 1, Figure 31, Figure 32, described handlebar 1009 is contained in the catching groove 1003, affixed by bearing pin 1004 and chain padlock 1001, handlebar 10 is contained in the catching groove 1002, handlebar 1009 is affixed by hinge 1006 with handlebar 10, hinge axis 1005 is housed on the hinge 1006, latch 1007 is housed in the handlebar 10, there is spring 1015 latch 1007 rear ends, spring 1015 is sealed silk 1019 and is blocked, push-pull handle 1016 is housed on the latch 1007, silk post 1017 below the push-pull handle 1016, twist and be connected on the latch 1007, silk post 1017 is when 1018 crank motions of push-and-pull hole, driving latch 1007 moves reciprocatingly at latch groove 1020, when chain padlock 1001 rotates to latch 1007 and pin hole 905 when relative, latch 1007 enters pin hole 905 automatically under the effect of spring 1015, handle 1022 is housed on the handlebar 10, brake handle 1010 is fixed on the handgrip 10 by parking brake cover 1014, the outside of parking brake cover 1014 is surrounded by the two sides and is stained with, handle 1012 is housed on the handlebar 1009 equally, brake handle 1011 and parking brake cover, parking brake put and are surrounded by the two sides equally and are stained with 1013, and brake handle 1011 and brake handle 1010 respectively are equipped with a brake cable 1021.

Please refer to Fig. 1, Fig. 2, Fig. 3, Figure 11, the tire 1402 and the inner tube of a tyre 1403 are housed on the described trailing wheel 14, valve 1401 is affixed with the inner tube of a tyre 1403, hind axle 318 docks with trailing wheel 14 by back axis hole 312 and bearing 317, fixing by screw 1405, brake disc 1404 is equipped with in the inboard of trailing wheel 14, the band-type brake 315 of brake disc 1404 peripheries is fixed on the rear wheel frame 3 by screw 316, belt flywheel 320 is equipped with in the inner of hind axle 318, belt flywheel 320 is by Machinery Ministry 325, interior cover 323, overcoat 324, band alveolus 326, safe edge 319 and axis hole 328 are formed, belt 145 on the belt flywheel 320 hangs on the belt pulley 127, please refer to Figure 11, Figure 12, Figure 13, Fig. 1 and Fig. 2, trough of belt 314 and band tooth 327 are arranged on the belt 145, belt flywheel 320 be peripherally equipped with belt housing 313, be fixed on the rear wheel frame 3 by screw hole 322 by screw, backplate 1406 is equipped with in the inboard of rear wheel frame 3, be fixed on the rear wheel frame 3 by a plurality of screws 1821, rear wheel cover 18 is equipped with in the outside of rear wheel frame 3, is fixed on the rear wheel frame 3 by screw hole 1801 by a plurality of screws 1820;

The shape of described rear wheel frame 14 is as washbowl, and purpose is to allow hind axle 318, belt flywheel 320.Brake disc 1404, band-type brake 315 all are contained in the washbowl space of trailing wheel 14, when this car is folding, also be buckled with crank 15 and pedal 1501 in the washbowl space of trailing wheel 14, casing after the outside of trailing wheel 14 can also fold as this car, the washbowl space that has farthest utilized trailing wheel 14 to fall in, theory structure is identical with front-wheel 13.Please refer to Figure 15, Figure 16, Figure 17, Fig. 3, steamboat lid 1802 and steamboat lid 1819 are housed on the described rear wheel cover 18, a hand catching groove 1803 is arranged on the limit of cover plate mouth 1809, another cover plate mouth has a hand catching groove 1803 equally, steamboat lid 1802 is affixed by chain rivet 1812 with rear wheel cover 18, torsion spring 1811 is housed on the chain rivet 1812, the bottom of steamboat lid 1802 becomes groove shape, respectively there is a track 1808 both sides of groove, a pin-and-hole 1817 alive and the pin-and-hole 1816 of living are respectively arranged above a side two ends track, steamboat 1804 is fixed on the steamboat frame 1807 by steamboat axle 1805, respectively there are a pushing handle 1815 and pushing handle 1814 in steamboat frame 1807 two ends, steamboat frame 1807 two bottom sides respectively have a rail groove 1806, between the pushing handle 1814 and steamboat 1804 of steamboat frame 1807 front ends, a guide 1813 alive is housed, in the guide 1813 alive live pin 1818 and spring 1810 are housed, steamboat frame 1807 is contained in steamboat and covers in the groove of 1802 bottoms, the track 1808 of both sides in the groove, be inserted in the steamboat frame 1807 two bottom sides rail grooves 1806, the pin 1818 of living is inserted in pin-and-hole 1817 alive, at this moment 1802 one-tenth on steamboat frame 1807 and steamboat lid an integral body, the rear end of steamboat frame 1807 is seated on the rear wheel cover 18, steamboat lid 1802 and 18 one-tenth 90 ° of plumbnesss of rear wheel cover, on another steamboat lid 1819 an identical steamboat of structural principle is housed equally, two little wheel sides are relative; When steamboat 1804 folds, sell 1818 with hand by advancing to live, while hand push pushing handle 1815, steamboat frame 1807 is to front slide, live pin 1818 under the effect of spring 1810, automatically be inserted in the pin-and-hole alive 1816 of front end, it is fixing that steamboat 1804 and steamboat are covered 1802 overlapping backs, steamboat lid 1802 is a fulcrum with chain rivet 1812, under the effect of torsion spring 1811, automatically drop on cover plate mouth 1809 under, steamboat 1804 is put in the steamboat box 309 on the rear wheel frame 3 simultaneously, and another steamboat is put in the steamboat box 310 with identical step; When this car was folded into an oval casing, rear wheel cover 18 was important component parts of this box body, and two road wheels that steamboat 1804 is these box bodies on the rear wheel cover 18 are again the legs of this box body rear end simultaneously.

Please refer to Fig. 1, Figure 27, snap close 503 is equipped with in the upper end of seatpillar 5, is inserted with fall way 6 in the seatpillar 5, and is fastening by snap close 503.Please refer to Figure 27, Figure 28, Figure 29, the slide block 602 of described fall way 6 upper ends and fall way 6 are an integral body, and there is pin-and-hole 604 slide block 602 rear ends.Positioning table 601 is arranged below the front end, buckle groove 603 above the centre.Please refer to Fig. 1, Fig. 2, Fig. 3, Figure 27, Figure 28, Figure 29, Figure 30, described saddle 7 is combined into an integral body with Pillar for saddle 706, below saddle 7 front ends fixed orifice 701 is housed, adapter plate 702 is housed below the rear end, two screw holes 703 are arranged on the adapter plate, Pillar for saddle is one and supplies slide block 602 reciprocating slide block slots 714, both sides respectively have cotter way 707 one in the slide block slot 714, on the both sides cotter way 707 a frock hole 708 is arranged respectively in the middle of the Pillar for saddle, slide block 602 is contained in the slide block slot 714, there is sliding pin 605 to link with Pillar for saddle 706 by frock hole 708 and pin-and-hole 604, when slide block 602 in slide block slot 714 during crank motion, sliding pin 605 two ends move reciprocatingly in cotter way 707 simultaneously, Pillar for saddle 706 front ends are connected with set pin 710, the both sides, rear end respectively are connected with a nut 704 and nut 705, the set pin 710 of front end is inserted in the fixed orifice 701 below saddle 7 front ends, two screw holes 703 on both sides, rear end nut 704 and the adapter plate 702, affixed by two screws respectively, when saddle is in riding condition, blocked by the clamp 709 below Pillar for saddle 706 rear ends below slide block 602 rear ends, positioning table 601 below slide block 602 front ends, locating button 711 by a side below Pillar for saddle 706 front ends blocks, on 711 of the locating buttons torsion spring 712 is housed, locating button 711 is affixed by hinge 713 with Pillar for saddle 706; When this car was folded into oval casing, saddle 7 was seated in this above casing, was again important office on this casing simultaneously.

Please refer to Fig. 1, Fig. 2, Fig. 5, Fig. 6, Fig. 7, described crank 15 is made up of slide bar 1519, slip cap 1504 and toggle 1503; Crank 15 and crank 1522 are fastened on axis 11 two ends by two screws 1101 respectively, axis 11 two ends are taper side's bodies, the front end of crank 15 and crank 1522 equally respectively has a taper square hole 1520, a screw hole 1513 is respectively arranged on the two taper square holes 1520, on the slide bar 1519 of crank 15 slip cap 1504 is housed, interstage sleeve 1516 and steel key 1515, there are keyway and steel key 1515 to coincide in the slip cap 1504, the end of slide bar 1519 is equipped with interstage sleeve 1516, fastening by pin 1514, steel key 1515 is affixed on the slide bar 1519 of interstage sleeve one end, a pin-and-hole 1518 and knock hole 1517 are also arranged respectively on the slide bar, slip cap 1504 and toggle 1503 are an integral body, in the pedal axis hole 1502 of toggle 1503 ends pedal 1501 is housed, be equipped with in the spring eye 1505 of the other end and draw pin 1509, spring 1507 and sliding panel 1512, baffle plate 1508 above the spring eye 1505 is twisted solid in the silk hole 1506 of toggle 1503 by screw 1511, spring 1507 is contained on the screw mandrel 1510 that draws below the pin 1509, screw mandrel 1510 is twisted with sliding panel 1512 and is connect, the end of screw mandrel 1510 is under the effect of spring, can be inserted in the pin-and-hole 1518 automatically, draw the handle of pin 1509 to drop in the groove 1523 simultaneously, at this moment 15 one-tenth on crank an integral body, another crank 1522 structural principles are identical with crank 15.

Please refer to Fig. 1, Fig. 2, Fig. 8, Fig. 9, described kickstand 19 is made up of foot-supporting frame 1901, first leg 1908, second leg 1913 and rivet plate 1903, rivet plate 1902; Two outsides, foot-supporting frame 1901 rear ends each affixed one first spring leaf 1911 and second spring leaf 1914, respectively there is a screw hole 1904 the front end both sides, inboard each the affixed protruding extension 1909 in the lower end of first leg 1908 and second leg 1913, respectively there is a semicircular gear 1910 inboard, upper end, two gear 1910 mutual interlocks, rivet plate 1903 and rivet plate 1902 are clipped in the middle foot-supporting frame 1901 and two gears 1910, by rivet 1906 affixed being integral, the axis hole that two gear wheel shafts 1907 and two gears 1910 are housed on the rivet plate 1902 is involutory, kickstand 19 passes through two screw holes 1904 by two screws 1912, screw hole 119 stubborn connecing with chassis frame 1 both sides, when this car need support, kickstand 19 is a fulcrum with screw 1912, rotate greater than 90 ° to front-wheel 13 directions, launch first leg 1908, another second leg 1913 launches under the effect of gear 1910 automatically, and 1913 one-tenth Eight characters shapes of first leg 1908 and second leg are supported on the ground.The interior angle of kickstand 19 and chassis frame 1 is greater than 90 °; Two legs 1913 below the kickstand 19 and 1908 can merge by auto-folder, and when this car was folded into oval casing, kickstand 19 was component parts of this box body, are again simultaneously the legs below this box body.

This box-type folding bicycle folding process order is as described below: please refer to Fig. 2;

Earlier kickstand 19 is launched to support car body, mention when pedal 1501 folds and draw pin 1509, screw mandrel 1510 lower ends and pin-and-hole 1518 break away from, slip cap 1504 slides forward, steel key 1515 breaks away from slip cap 1504, please refer to Fig. 6, Fig. 7, slip cap 1504 inwardly rotates again, knock hole 1517 is injected automatically in screw mandrel 1510 lower ends under the effect of spring 1507, slip cap 1504 is fixed on the slide bar 1519, at this moment pedal 1501 leans on mutually with chassis frame 1 parallel sided, the characteristics of this crank 15 are flexible rotations, conveniently crouch in trailing wheel 14 peculiar washbowl shape spaces pedal 1521 and crank 1522 folding processes and crank 15, pedal 1501 is identical.

When handlebar 10 folded, push-pull handle 1016 backs were sliding, and latch 1007 breaks away from column cap 902, and handlebar 10 is a fulcrum with hinge axis 1005.Upwards folding, handlebar 10 breaks away from catching groove 1002, and handlebar 10 merges with handlebar 1009, and handlebar 1009 is a fulcrum with bearing pin 1004, rotate 90 ° in the time of folding downwards forward and merge with steering tube 8, the two sides is stained with 801 and two parking brakes and is overlapped on 1014 the two sides and be stained with 1013 and stick mutually on the steering tube 8; Plug 1605 and plug 1606 are advancing slip in the support 16, plug 1605 breaks away from slot 105, plug 1606 breaks away from slot 106, supporting 16 is fulcrum with chain rivet 148, fold back, stay hook 1603 breaks away from front wheel carrier 2 upper grooves 202, and plug 1605 is under the effect of spring, automatically enter slot 103, plug 1606 enters slot 104 simultaneously automatically;

When front-wheel 13 folds, the hook 114 and the preceding hanging groove on the front wheel carrier 2 206 of chassis frame 1 front end break away from, hook 114 is abutting against under the effect of extension spring 116 on the backing pin 118, the effect of preceding hanging groove 206 upper protruding blocks 207 is when this car exhibition is opened, projection 207 withstands on hook 114 lower ends, hook 114 is a fulcrum with hook axle 115, under the effect of extension spring 116, bales catch is in preceding hanging groove 206, preceding key 113 and preceding key 112 break away from preceding keyway 205, front wheel carrier 2 is a fulcrum with hinge 203, be with front-wheel 13 common inwardly commentaries on classics, be folded in chassis frame 1 inboard, expanding wheel button 132 is buckled on the tire 1303 of front-wheel 13, and crank 1522 and pedal 1521 are buckled in the front-wheel 13 washbowl spaces simultaneously; Launch the chain Button Handle 1714 on the link button 17, button tongue 1702 breaks away from button glossal canal 1713, and steering tube 8 is a fulcrum with cuff link axle 1705, upset downwards and 13 inboard merging of front-wheel, and brake handle 1010 and brake handle 1011 are put in the front-wheel 13 distinctive washbowl shape spaces;

This car is mentioned car, support 19 is a fulcrum with screw 1912, fold back, second leg 1913 is under the effect of first spring leaf 1911, second leg, 1913 epireliefs are hung and are tipped protruding hanging groove 121 automatically in, another second leg, 1908 epireliefs hang 1909 under the effect of second spring leaf 1914, tip the protruding hanging groove of chassis frame 1 opposite side automatically in;

Push-pull handle 409 pushers above the luggage carrier 4, latch 420 breaks away from pin hook 308, and luggage carrier 4 is a fulcrum with crotch axle 421, and is upwards folding, and stay hook 413 breaks away from groove 307, and luggage carrier 4 is drawn close mutually with seatpillar 5.

Locating button 711 below the saddle 7 is launched, saddle 7 pulls back, and saddle 7 is a fulcrum with the sliding pin on the slide block 602 605, and is folding downwards again, be pressed on the back side of luggage carrier 4, seatpillar 5 is a fulcrum with chain rivet 151, and is folding downwards, and slide block 602 merges with steering tube 8, buckling on the link button 17 1708 is buckled in and buckles in the groove 603, handle ring 405 is pulled out from clamping plate, and upwards upset presses against before the handle ring 405 above the saddle 7;

Hook 140 is pulled upwardly, hook 140 breaks away from back hanging groove 304, hook 140 is abutting against under the effect of extension spring 141 on the backing pin 144, back key 128 breaks away from back keyway 301, the effect of back hanging groove 304 upper protruding blocks 305 is identical with projection 207, rear wheel frame 3 is a fulcrum with hinge 302, inwardly be folded in simultaneously chassis frame 1 opposite side with trailing wheel 14, pedal 1501 and crank 15 are buckled in the washbowl space of trailing wheel 14 simultaneously, expanding wheel button 108, wheel button 108 is buckled on the tire 1402 under the effect of torsion spring 109, this moment, this car was folded into oval casing, front-wheel 13 is identical with trailing wheel 14 shapes, and function is identical, and the folding back of two-wheeled becomes the make-up state, front-wheel 13 and trailing wheel 14 are respectively the casings of both sides, the folding back of this car, please refer to Fig. 3; Before push away attacker 150 and just can take handle 101 and the expansion link 102 that is hidden in chassis frame 1 front end out of, launch steamboat lid 1802 and steamboat lid 1819 from hand catching groove 1803, hand push pushing handle 1814, steamboat frame 1807 skids off, live pin 1818 under the effect of spring 1810, automatically insert the pin-and-hole 1817 of living, steamboat frame 1807 is positioned on the rear wheel cover 18, steamboat 1804 just can use, and on the steamboat lid 1819 steamboat is arranged equally, is positioned in equally on the rear wheel cover 18, steamboat 1804 is identical with the steamboat structural principle that steamboat covers on 1819, the side is relative, holds handle 101, can haul walking as baggage container.Can also hold handle 404 mentions to walk.When this box-type folding bicycle launched, the height of handlebar was 105cm, and the distance of front and back wheel center of gravity is 98cm, and the volume after folding is, long 48cm, and high 48cm, wide 16cm, shape is as oval case.

Claims (10)

1. box type folding bicycle, comprise the handlebar parts, be positioned at the preceding turning member of handlebar parts belows and be positioned at before the frame part at turning member rear, it is characterized in that: the handlebar parts comprise left handlebar (10), right handlebar (1009) and Foldable assembly, left side handlebar, right handlebar are contained in the both sides of Foldable assembly respectively, and the lower end of Foldable assembly links to each other with telescopic pipe (9); Foldable assembly comprises: chain padlock (1001), hinge (1006), cover plate (907); Chain padlock (1001) is sleeved on the top of telescopic pipe (9) with the column cap hole (1008) on it, chain padlock (1001) is fixed on the top of telescopic pipe (9) through cover plate (907); In the catching groove (1002) of chain padlock (1001) two sides, (1003) hinge (1006) is housed, hinge (1006) comprises that with hinge axis (1005) pivotally attached cross section be L shaped two flaps (1006A), wherein an end of a flap (1006A) is hinged on bearing pin (1004) in the catching groove (1003) of chain padlock (1001) one sides, and another flap (1006A) is placed in another catching groove (1002); Two sides at flap (1006A) respectively are fixed with right handlebar (1009), left handlebar (10), latch (1007) by spring (1015) effect is housed in the hole of left handlebar (10), latch (1007) passes in the pin hole (905) that another flap (1006A) reaches telescopic pipe (9) top, described Foldable assembly is fixed on the top of telescopic pipe (9).

2. box type folding bicycle according to claim 1 is characterized in that: preceding turning member comprises steering tube (8), link buckle assembly (17), frame pipe (1201), wheel support (12); Link buckle assembly (17) comprises frame tube sheet (1701), cuff link axle (1705), chain connecting plate (1706), chain Button Handle (1714), torsion spring (1715), bearing pin (1709); Frame tube sheet (1701) is hinged with an end of chain connecting plate (1706) through cuff link axle (1705), the other end of chain connecting plate (1706) is hinged through bearing pin (1709) and chain Button Handle (1714), in torsion spring (1715) effect down, make button glossal canal (1713) on the chain Button Handle (1714) and frame tube sheet (1701) the end buckle tongue (1702) clamping; Steering tube 8 is fixed on chain connecting plate (1706) upper end, and the frame tube sheet (1701) in the link buckle assembly is fixed on frame pipe (1201) upper end; The lower end of frame pipe (1201) links to each other with wheel support (12), and the lower end of wheel support (12) links to each other with front-wheel (13), and frame pipe (1201) is installed in the front end of front wheel carrier (2) through bearing (1208).

3. box type folding bicycle according to claim 1 is characterized in that: described frame part comprises chassis frame (1), front wheel carrier (2), rear wheel frame (3) and registration device; Rear wheel frame (3) is hinged with the rear end of chassis frame (1) through hinge (129); The rear end of front wheel carrier (2) links to each other through the front end of preceding hinge (152) with chassis frame (1); Registration device comprises support (16), the front end that supports (16) one ends and chassis frame (1) is hinged, has plug (1605) in the groove of supporter (1611), one end of plug (1605) is inserted in the slot (105) of chassis frame (1) upper right side under spring (1602) effect, and the stay hook (1603) that support (16) right-hand member this moment is inserted in the groove (202) of front wheel carrier (2).

4. box type folding bicycle according to claim 3, it is characterized in that: frame part also comprises luggage carrier (4), luggage carrier (4) comprises loading support body (422), the pin dog hole of loading support body (422) left end (has latch (420) in 410, pin hook (308) is housed on the rear wheel frame (3), and the head of latch under action of the spring (420) is inserted in the recess of pin hook (308); Have crotch (401,402) at loading support body (422) right-hand member, crotch (401,402) snaps fit onto on the crotch button (134,135) of chassis frame (1).

5. box type folding bicycle according to claim 1, it is characterized in that: also comprise the saddle parts, the saddle parts comprise slide block (602), sliding pin (605), Pillar for saddle (706), locating button (711), torsion spring (712), slide block (602) is contained in the slide block slot (714) on the Pillar for saddle (706), has sliding pin (605) on the slide block (602), sliding pin (605) two ends reach in the cotter way (707) on slide block slot (714) inwall, and slide block (602) can be slided along slide block slot (714); Locating button (711) is connected with Pillar for saddle (706) with hinge (713), and is in torsion spring (712) effect down; When saddle is in riding condition, blocked by the clamp (709) below Pillar for saddle (706) rear end below slide block (602) rear end, positioning table (601) below slide block (602) front end is blocked by the locating button (711) under torsion spring (712) effect of Pillar for saddle (706) front end.

6. box type folding bicycle according to claim 1 is characterized in that: comprise that also crank assemblies, crank assemblies comprise toggle (1503), slide bar (1519), draw pin (1509), spring (1507); Has slip cap (1504) on the toggle (1503), slide bar (1519) is sleeved in the slip cap (1504), on slide bar (1519), have forward and backward two holes (1517,1518), the line of centers in preceding hole (1517) is perpendicular to the line of centers (1520) of the taper square hole (1520) of slide bar (1519), and the line of centers of metapore (1518) is parallel to the line of centers (1520) of the taper square hole (1520) of slide bar (1519); Draw pin (1509) to be contained on the toggle (1503), under spring (1507) effect, be inserted in preceding hole (1517) or the metapore (1518).

7. box type folding bicycle according to claim 1, it is characterized in that: also comprise kickstand, kickstand comprises foot-supporting frame (1901), first leg (1908), second leg (1913), first spring leaf (1911), second spring leaf (1914), first leg (1908), second leg (1913) is contained on the foot-supporting frame (1901) with gear wheel shaft (1907), first leg (1908), the end of second leg (1913) respectively has intermeshed gear, in first spring leaf (1911), make first leg (1908) under second spring leaf (1914) effect, second leg (1913) closes up; The other end at first leg (1908), second leg (1913) has protruding extension (1909).

8. box type folding bicycle according to claim 1, it is characterized in that: also comprise trailing wheel (14), trailing wheel (14) is contained on the rear wheel frame (3), and the cross section of trailing wheel (14) is a basin shape, and the cross section of rear wheel frame (3) is the shape of the basin inboard that adapts with the cross section of trailing wheel (14).

9. box type folding bicycle according to claim 1, it is characterized in that: also comprise annex, annex comprises steamboat lid (1802), steamboat (1804), little wheel shaft (1805), little wheel carrier (1807), spring (1810), the pin (1818) of living, the little wheel carrier (1807) of band steamboat (1804) is housed in the groove of little wheel cap (1802), have pin-and-hole alive (1817,1816) in the side of steamboat (1804), the pin (1818) of living with spring (1810) effect is housed on little wheel carrier (1807); When depressing the pin (1818) of living is that removable steamboat frame (1807) is to another place, hole, so that steamboat (1804) stretches out or hides.

10. box type folding bicycle according to claim 9 is characterized in that: annex also comprises handle (101), expansion link (102), slot (103), and expansion link (102) is inserted in the chassis frame (1).

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