CN205460884U

CN205460884U - Foldable tricycle slide of wrench movement is directly swung to bull wheel

Info

Publication number: CN205460884U
Application number: CN201620086210.1U
Authority: CN
Inventors: 庞明方
Original assignee: Taicang Chezhongbao Leisure Products Co Ltd
Current assignee: Taicang Chezhongbao Leisure Products Co Ltd
Priority date: 2016-01-28
Filing date: 2016-01-28
Publication date: 2016-08-17
Anticipated expiration: 2026-01-28

Abstract

The utility model provides a foldable tricycle slide of wrench movement is directly swung to bull wheel, including two side arms, the after -frame, the footboard is the piece even, swing wrench movement folding mechanism, the footboard, the abrasionproof sill strip, the wheel fork bearing, the tape spool fork, PU wheel and inserts dome, two side arms are by two pipes of bending, a back pipe and the welding of two rotary drums form, the after -frame is formed by back return bend and rotary drum welding, footboard even piece welds on two side arms and after -frame, swing wrench movement folding mechanism includes the halving bush by swing wrench movement folding mechanism, the lockpin position circle, the nylon backing member, swing wrench movement structure, the lockpin, spring and step bolt are formed by connecting, two side arms and after -frame are connected to swing wrench movement folding mechanism's both ends, the footboard is connected with footboard even piece and abrasionproof sill strip, the wheel fork bearing is inlayed in the rotary drum, the tape spool fork is taken turns to lead to with wheel fork bearing and PU and is connect, the inserts dome is twisted and is connect in the top of tape spool fork locking bolt's barrel.

Description

Bull wheel footpath swings twisting three-wheeled collapsible slide plate

Technical field:

This utility model relates to a kind of amusement article, swings twisting three-wheeled collapsible slide plate particularly to a kind of bull wheel footpath with bull wheel footpath front and back wheel.

Background technology:

It is difficult to find the bull wheel footpath swung by front and back's bipod and can quickly move ahead in the market and swings twisting three-wheeled collapsible slide plate, the slide plate of current existing manpower power before and after it wheel typically at 3 inch, when the slide plate of small-wheel-diameter slides, impact on ground is more sensitive, requirement for ground is the most of a relatively high, there is bigger limitation, the surfing type slide plate of my previous design, but due to fixed structure before and after employing slide plate skeleton, therefore surfing type slide plate has certain difficulty when sliding, and still the hardest when of swing when sliding.

Utility model content:

The purpose of this utility model, is to provide for one and slides swing easily, slides the bull wheel footpath swing twisting three-wheeled collapsible slide plate being more prone to association.The purpose of this utility model is realized in；nullBull wheel footpath swings twisting three-wheeled collapsible slide plate，Including double side arms、After-frame、Pedal connects part、Swing twisting fold mechanism、Pedal、Abrasionproof sill strip、Wheel fork bearing、Tape spool wheel fork、PU wheel and inserts dome，It is characterized in that: double side arms are by two bending tubes、After one, pipe and two rotating cylinders are constituted，Bending tube is to be had bending upwards by the front portion of pipe、Carry out circular arc bending the most further along，The rear end of bending tube is flattened and is C-shaped shape，Pipe after the C word shape welding of two bending tube rear ends，The front end of two bending tubes is welded with two rotating cylinders respectively，Rotating cylinder is the step that wheel fork bearing is placed in each turning one of the upper and lower side by one section of metal circular tube internal diameter，Rotating cylinder after welding with bending tube present front lower after inclination，Two bending tubes close up into double side arm with rear pipe and two rotating cylinders after welding，Upside in the middle part of double side arms connects part with pedal and welds，Two front end forks of the double side arms after part welds are connected with pedal；After-frame is made up of back elbow and rotating cylinder, and back elbow is by the bending rearwardly and upwardly of the rear portion of pipe, the rear end welding rotating cylinder of back elbow upwards bending, the rotating cylinder after weld with back elbow present front lower after inclination, the upper side in the middle part of back elbow welds pedal and connects part；nullSwing twisting fold mechanism and include interlocking lining、Lock pin centring ring、Nylon backing member、Swing twisting structure、Lock pin、Spring and shoulder bolt，Two interlocking linings are respectively welded the front end of the rear end in double side arms and after-frame，A lock pin centring ring is respectively welded in the bottom side of double side arms and the bottom side of after-frame，Two nylon backing members are respectively embedded in the interlocking lining being positioned at double side arm rear end and in the interlocking lining of after-frame front end，Swing twisting structure by two spring steel、One polyurethane liner and a polyurethane cylinder are constituted，Two spring steel clip polyurethane liner，And with two rivets, the two ends of two spring steel and polyurethane liner are riveted，Penetrate again in the flat through hole of polyurethane cylinder，And the two ends exposed in polyurethane cylinder，Swing twisting structure described in formation，The front end swinging twisting structure penetrates in the longitudinal gap being positioned at double side arm rear ends interlocking lining from bottom to top，And penetrate in the notch of the nylon backing member in interlocking lining，It is rotationally connected swinging twisting structure with the interlocking lining being positioned at side arm rear end with a pair bolt，The rear end swinging twisting structure penetrates in the longitudinal gap being positioned at after-frame front end interlocking lining from bottom to top，And penetrate in the notch of the nylon backing member in interlocking lining，It is rotationally connected swinging twisting structure with the interlocking lining being welded in after-frame front end with a pair bolt，Two lock pins are slidably connected to the flute profile of two interlocking linings respectively and neutralize in two lock pin centring rings，Two springs are connected between two lock pins and two lock pin centring rings，Two shoulder bolts are fastened in the screwed hole of two lock pins respectively，Two lock pins are under the action of the spring，It is able to two interlocking linings pin and swings twisting structure；Pedal is by the elliptical flat-plate face of plastic injection, the upper surface in the elliptical flat-plate face of pedal is with antiskid particles, antiskid particles is tapered, there is shallow depression upwards the bottom surface of the pedal left and right sides, two of the pedal left and right sides upwards shallow depression is respectively arranged with a twist-on hole upwards, four twist-on holes upwards are also distributed on bottom surface in the middle part of pedal, and two pedals pass through twist-on hole upwards, bottom surface, middle part, connect part with tap bolt with the pedal being welded on double side arm and after-frame and are connected；Abrasionproof sill strip is the nylon part of a bar shaped, two of abrasionproof sill strip is respectively arranged with a counterbore connection through hole upwards, abrasionproof sill strip is corresponding with bottom surface, pedal left and right sides shallow depression upwards, and abrasionproof sill strip is fixed by the upwards twist-on hole twist-on of tap bolt with pedal upwards shallow depression two；Wheel fork bearing is the deep groove ball bearing of 6000 models, and four-wheel fork bearing is embedded in the upper and lower side of two rotating cylinders being welded in double side arm front end, and two-wheeled fork bearing is embedded in the upper and lower side of the rotating cylinder being welded in after-frame rear end；Tape spool wheel fork is constituted by metal wheel fork with to the barrel of lock bolt, the ∩ shape that the flat bar metal stamping that metal wheel fork is becomes, it is mutual to perforation that the side of metal wheel fork two lower end has punching to have, what metal wheel fork two lower end was mutual is φ 8mm to the aperture bored a hole, metal wheel fork two bottom is washed into fillet, the top of metal wheel fork is welded with to the barrel locking bolt by spot welding, then reinforce with argon arc welding, barrel bar footpath to lock bolt is φ 9.9mm, after the barrel locking bolt is welded with metal wheel fork, lock bolt is become obtuse angle with metal wheel fork-shaped, PU wheel is the PU wheel that a bearing is respectively inlayed in the centre of two sides, PU wheel is by being connected the perforation that lock bolt is horizontal with tape spool wheel fork two；The barrel to lock bolt of two tape spool wheel forks penetrates in the endoporus of the wheel fork bearing being embedded in double side arm two rotating cylinder from bottom to top, the barrel to lock bolt of one tape spool wheel fork penetrates in the endoporus of the two-wheeled fork bearing being embedded in after-frame rotating cylinder from bottom to top, and be respectively fastened to location in the screwed hole at the barrel top to lock bolt with the flat base bolt of an inserts dome, thus make described bull wheel footpath and swing twisting three-wheeled collapsible slide plate.

The beneficial effects of the utility model are: double side arms are by two bending tubes, pipe and two rotating cylinders are welded after one, after-frame is welded by palintrope and rotating cylinder, the drum rotation allowing double side arm two front end connects two tape spool wheel forks, again two tape spool wheel forks are connected two front-wheels, the drum rotation allowing after-frame rear end connects tape spool wheel fork, again tape spool wheel fork is connected trailing wheel so that be connected to double side arm lower with the liftoff position of pedal being connected to after-frame, so that the center of gravity relative reduction of glider；Swing twisting fold mechanism to be made up of interlocking lining, nylon backing member, swing twisting structure, lock pin, spring and shoulder bolt, make to swing twisting fold mechanism the most simply, but also effective, and swing twisting fold mechanism can be made can to swing and twist, again can be as fold mechanism, it is achieved that one-object-many-purposes；Abrasionproof sill strip is made the nylon part of flat bar, is fastened to the bottom outside this utility model tabular by bolt so that this utility model weight saving, and monnolithic case visual sensory is more preferable；Inserts dome uses plastic dome to be molded in the top of flat machine bolt, after flat base bolt can being screwed in the barrel to lock bolt, plastic dome is positioned on the rotating cylinder of double side arm and after-frame, and fill in cylindrical plag in the circular hole of inserts dome, make this utility model overall appearance more preferable, again plastic dome is covered the corner of rotating cylinder upper end, has served and prevent the corner of rotating cylinder upper end from easily allowing the protective action of people's gouge.

Accompanying drawing illustrates:

Fig. 1 is structure signal of the present utility model and the forward foot in a step right pendulum rear foot left swing moves ahead figure；

Fig. 2 is the organigram of the double side arm of this utility model；

Fig. 3 is the organigram of this utility model after-frame；

Fig. 4 is the structural map that this utility model swings twisting fold mechanism；

Fig. 5 is the structural map of this utility model tape spool wheel fork；

Fig. 6 is that this utility model forward foot in a step right pendulum of the left swing rear foot moves ahead design sketch；

Fig. 7 is this utility model folding picture.

In figure: 1 pair of side arm, 2 after-frames, 3 pedals connect part, and 4 swing twisting fold mechanism, 5 pedals, 6 abrasionproof sill strips, 7 tape spool wheel forks, 8 PU wheels, 9 inserts domes；Wherein swinging twisting fold mechanism 4 also to include: 41 interlocking linings, 42 lock pin centring rings, 43 nylon backing members, 44 swing twisting structure, 45 lock pins.

Detailed description of the invention:

According to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, described bull wheel footpath swings twisting three-wheeled collapsible slide plate, connects part 3 including double side arms 1, after-frame 2, pedal, swings twisting fold mechanism 4, pedal 5, abrasionproof sill strip 6, wheel fork bearing, tape spool wheel fork 7, PU wheel 8 and inserts dome 9；

nullDescribed double side arms 1 include two bending tubes、Pipe and two rotating cylinders after one，Described bending tube is to be had bending upwards by the front portion of pipe，Carry out circular arc bending further along，The upwards bending of described bending tube is the bending that pipe is carried out fold angle type by punching press，There is a depression being similar to counterbore in interior angle side after described bending tube bending，Recess after described bending tube bending welds a reinforcing chip again，The front of the upwards bending part that will be located in the described bending tube in left side again bends to the left，The front of the upwards bending part that will be located in the described bending tube in right side bends to the right，Described bending tube rear end is pressed into C word shape，The inwardly shape setting in pairs of the C word shape opening of bending tube rear end described in two，The opening of the C word shape of bending tube rear end described in two welds with the anterior of described rear pipe，And make the rear portion of described rear pipe stretch out the rear end of bending tube described in two，The upper and lower sides of described bending tube front end is provided with arc opening，The arc opening of described bending tube front end is corresponding with the diameter of described rotating cylinder，The arc opening of the front end of described bending tube welds with described rotating cylinder，Described rotating cylinder is the step that wheel fork bearing is placed in each turning one of the upper and lower side by one section of metal circular tube internal diameter，After described rotating cylinder upper and lower side each turning one step，The aperture at the two ends of described rotating cylinder is all a diameter of φ 26mm，Rotating cylinder after welding with bending tube present front lower after inclination，The gradient of the described rotating cylinder after welding with described bending tube is 79 ° forward，Bending tube described in two weld with the rotating cylinder described in described rear pipe and two after synthesis described in double side arms 1，Upside in the middle part of described pair of side arm 1 connects part with described pedal and welds，Two front end forks of described pair of side arm 1.

Described after-frame 2 is made up of back elbow and rotating cylinder, described back elbow is by the bending rearwardly and upwardly of the rear portion of pipe, the bending rearwardly and upwardly of described back elbow is the bending that pipe is carried out fold angle type by punching press, there is a depression being similar to counterbore in interior angle side after described back elbow bending, recess after bend pipe bending welds a reinforcing chip the most in the rear, described back elbow front portion is straight tube-like, the rear end of described back elbow is pressed into vertical arc opening, the arc opening of described back elbow rear end is corresponding with the diameter of described rotating cylinder, the arc opening welding rotating cylinder of described back elbow, described rotating cylinder after welding with back elbow present front lower after inclination, the gradient of the described rotating cylinder after welding with described back elbow is 79 ° forward, upper side welding pedal in the middle part of described back elbow connects part 3.

Described pedal connects part 3 and is divided into front running board to connect part and bumper step connects part, front running board part is made the stamping of the most oriented lower hem in front and back by a sheet metal, front running board connects part front and the back centre to lower hem, each with the opening corresponding with in the middle part of described pair of side arm 1, front running board connects the downward flanging about part front and back opening, make front running board connect the front of part upper surface and back inwardly concaves, form the butterfly that big centre, both sides is little, front running board connects the right and left of part butterfly and is respectively arranged with holes, front running board is connected front and the back opening of part, corresponding to described double before add 1 in the middle part of upside be welded and fixed.

Bumper step part is made the stamping of the most oriented lower hem in front and back by a sheet metal, bumper step connects part front and the back centre to lower hem, each with the opening corresponding with in the middle part of described after-frame 2, bumper step connects the downward flanging about part front and back opening, make bumper step connect the front of part upper surface and back inwardly concaves, form the butterfly that big centre, both sides is little, bumper step connects the right and left of part butterfly and is respectively arranged with holes, bumper step is connected front and the back opening of part, is welded and fixed corresponding to the upside in the middle part of described after-frame 2.

nullDescribed swing twisting fold mechanism 4，Including interlocking lining 41、Lock pin centring ring 42、Nylon backing member 43、Swing twisting structure 44、Lock pin 45、Spring and shoulder bolt，Described interlocking lining 41 is by the rammed parts of sheet metal，The top of described interlocking lining 41 is tubular，The left and right sides in the middle part of described interlocking lining 41 tubular has one mutual to perforation，One end of the bottom of described interlocking lining 41 is grooved、The other end of bottom is longitudinal gap，Longitudinal gap of described interlocking lining 41 is wide with the inner side of the grooved of described interlocking lining 41，There is an elongated hole bottom surface of described interlocking lining 41 grooved，Longitudinal gap of described interlocking lining 41 is positioned at the lower section to perforation that described interlocking lining 41 is mutual，Interlocking lining 41 described in one is socketed on the rear end of pipe after described pair of side arm 1，The rear end of pipe after described interlocking lining 41 and described pair of side arm 1 is welded and fixed，Interlocking lining 41 described in one is socketed on the front end of described after-frame 2，The front end of described interlocking lining 41 with described after-frame 2 is welded and fixed，Described lock pin centring ring 42 is a quoit，Lock pin centring ring 42 described in one is welded in the bottom side of pipe after described pair of side arm 1，And it is positioned at the front of described interlocking lining 41，Lock pin centring ring 42 described in one is welded in the bottom side of described after-frame 2，And it is positioned at the rear of described interlocking lining 41.

Described nylon backing member 43 is the parts become by nylon injection-molding, notch is had on described nylon backing member 43, the notch of described nylon backing member 43 is corresponding with longitudinal gap of described interlocking lining 41, the throwing face that the left and right sides is circular arc of described nylon backing member 43 notch, the throwing face of the left and right circular arc of described nylon backing member 43 is corresponding with the inwall of described interlocking lining 41 tubular, have mutual horizontal to perforation on the side of the left and right circular arc of described nylon backing member 43, mutual horizontal mutual with the left and right sides of described interlocking lining 41 tubular corresponding to boring a hole to perforation of described nylon backing member 43, nylon backing member 43 described in two is respectively embedded in the tubular of the described interlocking lining 41 being positioned at described pair of side arm 1 rear end and be positioned at described after-frame 2 front end.

nullDescribed swing twisting structure 44 is by two panels manganese steel sheet、One polyurethane liner and polyurethane cylinder composition，Manganese steel sheet is the parts of the strip lamellar that No. 65 manganese steel sheets of 1.5mm thickness are made，The both ends of spring steel are respectively arranged with holes，The holes at spring steel both ends is in being front and back distributed，Hole outside spring steel both ends two is rotation hole，Hole inside spring steel both ends two is riveted holes，It it is fillet at the end points at the two ends of spring steel，Polyurethane liner is made up of 4mm urethane film，The shape of polyurethane liner is corresponding with manganese steel sheet，Polyurethane liner is clipped between two spring steel，And the riveted holes at two spring steel both ends it is riveted on respectively with two rivets，Penetrate into again in the flat through hole of polyurethane cylinder，And the two ends of two spring steel are exposed at polyurethane cylinder，Polyurethane cylinder is the cylindrical parts that polyurethane material is made，An axial flat through hole is had on polyurethane cylinder，The described front end swinging twisting structure 44 penetrates in longitudinal gap of the described interlocking lining 41 being positioned at described pair of side arm 1 rear end from bottom to top，And penetrate in the notch of the described nylon backing member 43 in described interlocking lining 41，It is rotationally connected with the described rotation hole swinging twisting structure 44 front end with the described interlocking lining 41 that institute's bolt be will be located in described pair of side arm 1 rear end，The described rear end swinging twisting structure 44 penetrates in longitudinal gap of the described interlocking lining 41 being positioned at described after-frame 2 front end from bottom to top，And penetrate in the notch of the described nylon backing member 43 in described interlocking lining 41，It is rotationally connected with the described rotation hole swinging twisting structure 44 rear end with the described interlocking lining 41 that institute's bolt be will be located in described after-frame 2 front end.

nullDescribed lock pin 45 is to be connected a metal cylinder by one end of a metal cotter pilotage to form，A screwed hole is had on the metal cotter pilotage of described lock pin 45，Penetrating into of lock pin described in one 45 is positioned at after described pair of side arm 1 in the grooved of the described interlocking lining 41 at pipe rear portion，And at metal cylinder noose one spring of described lock pin 45，Penetrate into again and be positioned at after described pair of side arm 1 in the collar aperture of the described lock pin centring ring 42 of pipe bottom side，Allow screwed hole on described lock pin 45 metal cotter pilotage corresponding to the elongated hole of described interlocking lining 41 grooved bottom surface，Spacing by a shoulder bolt twist-on，Described lock pin 45 is under the action of the spring，The described interlocking lining 41 that can will be located in described pair of side arm 1 rear end pins with the described front end swinging twisting structure 44，By in the grooved penetrating into the described interlocking lining 41 being positioned at described after-frame 2 front end of lock pin described in one 45，And at metal cylinder noose one spring of described lock pin 45，Penetrate into again in the collar aperture of the described lock pin centring ring 42 being positioned at described after-frame 1 bottom side，Allow screwed hole on described lock pin 45 metal cotter pilotage corresponding to the elongated hole of described interlocking lining 41 grooved bottom surface，Spacing by a shoulder bolt twist-on，Described lock pin 45 is under the action of the spring，The described interlocking lining 41 that can will be located in described after-frame 2 pins with the described rear end swinging twisting structure 44.

Described pedal 5 is by the elliptical flat-plate face of plastic injection, the upper surface in the elliptical flat-plate face of described pedal 5 is with antiskid particles, antiskid particles is tapered, there is shallow depression upwards the bottom surface of described pedal 5 left and right sides, two of described pedal 5 left and right sides upwards shallow depression is respectively arranged with a twist-on hole upwards, four twist-on holes upwards are also distributed on bottom surface in the middle part of described pedal 5, in the middle part of described pedal 5, on bottom surface, connect the holes on part 5 butterfly both sides with described pedal corresponding in four twist-on holes upwards, there is downward stile at the edge in described pedal 5 elliptical flat-plate face, the bottom surface in described pedal 5 elliptical flat-plate face also has the reinforcement of vertical and horizontal, described in two, pedal 5 is by twist-on hole upwards, bottom surface, middle part, connect the front running board of part 3 with described pedal by tap bolt and connect part and bumper step connects the left and right holes of part and is connected.

Described abrasionproof sill strip 6 is the nylon part of a bar shaped, described abrasionproof sill strip 6 uses modification of nylon to be molded, two of described abrasionproof sill strip 6 bottom surface, it is respectively arranged with counterbore connection through hole upwards, the counterbore of described abrasionproof sill strip 6 bottom surface and through hole, be connected by tap bolt is fixing with twist-on hole upwards, described pedal 5 left and right sides.

Described wheel fork bearing is the deep groove ball bearing of 6000 models, wheel fork bearing described in four is embedded in the upper and lower side of 1 liang of rotating cylinder of described pair of side arm, and two plastic frames are respectively arranged between the two-wheeled fork bearing in 1 liang of rotating cylinder of described pair of side arm, wheel fork bearing described in two is embedded in the upper and lower side of described after-frame 2 rotating cylinder, and is arranged at by plastic frame between the wheel fork bearing in described after-frame 2 rotating cylinder.

nullDescribed tape spool wheel fork 7，Constitute including metal wheel fork with to the barrel of lock bolt，Described metal wheel fork is the ∩ shape become with the flat bar metal stamping of 3.5mm × 20mm，It is mutual to perforation that the side of described metal wheel fork two lower end has punching to have，What described metal wheel fork two lower end was mutual is φ 8mm to the aperture bored a hole，Described metal wheel fork two bottom is washed into fillet，The top of described metal wheel fork is welded with the described barrel to lock bolt by spot welding，Then reinforce with argon arc welding，The described bar footpath to the barrel of lock bolt is φ 9.9mm，There is an axial screwed hole the described centre to the barrel top of lock bolt，Screwed hole in the middle of the described barrel top to lock bolt is M8，After the described barrel to lock bolt welds with described metal wheel fork，The centrage of the described barrel axial line to lock bolt and described metal wheel fork two fork is the obtuse angle of 147 °，Described metal wheel fork two lower end mutual to perforation hole heart line with to lock bolt barrel axial line at a right angle.

Described PU wheel 8 is the PU wheel of 4-6 inch, described PU takes turns the centre of 8 two sides and respectively inlays the deep groove ball bearing of one 608 models, a lining ring also it is lined with between two deep groove ball bearings of described PU wheel 8, PU wheel 8 described in two, by connecting tape spool wheel fork 7 described in lock bolt and two, is also lined with plastic frame between both sides and the described tape spool wheel fork 7 of described PU wheel 8.

The barrel of lock bolt is penetrated in the endoporus of the wheel fork bearing being embedded in 1 liang of rotating cylinder of described pair of side arm by tape spool wheel fork 7 from bottom to top described in two, the barrel of lock bolt is penetrated in the endoporus of the wheel fork bearing being embedded in described after-frame 2 rotating cylinder by described tape spool wheel fork 7 from bottom to top, and is fastened to described in three location in the screwed hole at the barrel top to lock bolt with the flat base bolt of the inserts dome 9 described in three.

nullDescribed inserts dome 9 includes plastic dome、Flat base bolt and cylindrical plag，Plastic dome is straight through the patty plastic dome with the equal diameters of described rotating cylinder，Plastic dome is molded in the top of M8 flat base bolt，Dome shape upthrow is arranged at plastic dome top，The circular hole of one upward and downward is arranged at plastic dome top，The interior hexagonal counterbore of the circular hole of plastic dome base flat with M8 bolt top is corresponding、And connect，The aperture of plastic dome circular hole is slightly larger than the interior hexagonal counterbore of flat base bolt，There is downward prominent circle plastic dome bottom surface，The prominent circle that plastic dome is downward，It is downwardly projected 1mm compared to plastic dome edge，Cylindrical plag is the plastic plug of a cylinder，The cylindrical circle of cylindrical plag is through identical with the aperture of plastic dome circular hole，Inserts dome 9 described in three is fastened in the screwed hole of the barrel described in three to lock bolt，And it is positioned at 1 liang of rotating cylinder of described pair of side arm and the top of described after-frame 2 rotating cylinder，Three cylindrical plags are filled in the circular hole of inserts dome 9 plastic dome described in three.

Claims

null1. a bull wheel footpath swings twisting three-wheeled collapsible slide plate，Including double side arms、After-frame、Pedal connects part、Swing twisting fold mechanism、Pedal、Abrasionproof sill strip、Wheel fork bearing、Tape spool wheel fork、PU wheel and inserts dome，It is characterized in that: double side arms are by two bending tubes、After one, pipe and two rotating cylinders are constituted，Bending tube is to be had bending upwards by the front portion of pipe、Carry out circular arc bending the most further along，The rear end of bending tube is flattened and is C-shaped shape，Pipe after the C word shape welding of two bending tube rear ends，The front end of two bending tubes is welded with two rotating cylinders respectively，Rotating cylinder is the step that wheel fork bearing is placed in each turning one of the upper and lower side by one section of metal circular tube internal diameter，Rotating cylinder after welding with bending tube present front lower after inclination，Two bending tubes close up into double side arm with rear pipe and two rotating cylinders after welding，Upside in the middle part of double side arms connects part with pedal and welds，Two front end forks of the double side arms after part welds are connected with pedal；After-frame is made up of back elbow and rotating cylinder, and back elbow is by the bending rearwardly and upwardly of the rear portion of pipe, the rear end welding rotating cylinder of back elbow upwards bending, the rotating cylinder after weld with back elbow present front lower after inclination, the upper side in the middle part of back elbow welds pedal and connects part；nullSwing twisting fold mechanism and include interlocking lining、Lock pin centring ring、Nylon backing member、Swing twisting structure、Lock pin、Spring and shoulder bolt，Two interlocking linings are respectively welded the front end of the rear end in double side arms and after-frame，A lock pin centring ring is respectively welded in the bottom side of double side arms and the bottom side of after-frame，Two nylon backing members are respectively embedded in the interlocking lining being positioned at double side arm rear end and in the interlocking lining of after-frame front end，Swing twisting structure by two spring steel、One polyurethane liner and a polyurethane cylinder are constituted，Two spring steel clip polyurethane liner，And with two rivets, the two ends of two spring steel and polyurethane liner are riveted，Penetrate again in the flat through hole of polyurethane cylinder，And the two ends exposed in polyurethane cylinder，Swing twisting structure described in formation，The front end swinging twisting structure penetrates in the longitudinal gap being positioned at double side arm rear ends interlocking lining from bottom to top，And penetrate in the notch of the nylon backing member in interlocking lining，It is rotationally connected swinging twisting structure with the interlocking lining being positioned at side arm rear end with a pair bolt，The rear end swinging twisting structure penetrates in the longitudinal gap being positioned at after-frame front end interlocking lining from bottom to top，And penetrate in the notch of the nylon backing member in interlocking lining，It is rotationally connected swinging twisting structure with the interlocking lining being welded in after-frame front end with a pair bolt，Two lock pins are slidably connected to the flute profile of two interlocking linings respectively and neutralize in two lock pin centring rings，Two springs are connected between two lock pins and two lock pin centring rings，Two shoulder bolts are fastened in the screwed hole of two lock pins respectively，Two lock pins are under the action of the spring，It is able to two interlocking linings pin and swings twisting structure；Pedal is by the elliptical flat-plate face of plastic injection, the upper surface in the elliptical flat-plate face of pedal is with antiskid particles, antiskid particles is tapered, there is shallow depression upwards the bottom surface of the pedal left and right sides, two of the pedal left and right sides upwards shallow depression is respectively arranged with a twist-on hole upwards, four twist-on holes upwards are also distributed on bottom surface in the middle part of pedal, and two pedals pass through twist-on hole upwards, bottom surface, middle part, connect part with tap bolt with the pedal being welded on double side arm and after-frame and are connected；Abrasionproof sill strip is the nylon part of a bar shaped, two of abrasionproof sill strip is respectively arranged with a counterbore connection through hole upwards, abrasionproof sill strip is corresponding with bottom surface, pedal left and right sides shallow depression upwards, and abrasionproof sill strip is fixed by the upwards twist-on hole twist-on of tap bolt with pedal upwards shallow depression two；Wheel fork bearing is the deep groove ball bearing of 6000 models, and four-wheel fork bearing is embedded in the upper and lower side of two rotating cylinders being welded in double side arm front end, and two-wheeled fork bearing is embedded in the upper and lower side of the rotating cylinder being welded in after-frame rear end；Tape spool wheel fork is constituted by metal wheel fork with to the barrel of lock bolt, the ∩ shape that the flat bar metal stamping that metal wheel fork is becomes, it is mutual to perforation that the side of metal wheel fork two lower end has punching to have, what metal wheel fork two lower end was mutual is φ 8mm to the aperture bored a hole, metal wheel fork two bottom is washed into fillet, the top of metal wheel fork is welded with to the barrel locking bolt by spot welding, then reinforce with argon arc welding, barrel bar footpath to lock bolt is φ 9.9mm, after the barrel locking bolt is welded with metal wheel fork, lock bolt is become obtuse angle with metal wheel fork-shaped, PU wheel is the PU wheel that a bearing is respectively inlayed in the centre of two sides, PU wheel is by being connected the perforation that lock bolt is horizontal with tape spool wheel fork two；The barrel to lock bolt of two tape spool wheel forks penetrates in the endoporus of the wheel fork bearing being embedded in double side arm two rotating cylinder from bottom to top, the barrel to lock bolt of one tape spool wheel fork penetrates in the endoporus of the two-wheeled fork bearing being embedded in after-frame rotating cylinder from bottom to top, and be respectively fastened to location in the screwed hole at the barrel top to lock bolt with the flat base bolt of an inserts dome, thus make described bull wheel footpath and swing twisting three-wheeled collapsible slide plate.
nullBull wheel footpath the most according to claim 1 swings twisting three-wheeled collapsible slide plate，It is characterized in that: the upwards bending of described bending tube is the bending that pipe is carried out fold angle type by punching press，There is a depression being similar to counterbore in interior angle side after described bending tube bending，Recess after described bending tube bending welds a reinforcing chip again，The front of the upwards bending part that will be located in the described bending tube in left side again bends to the left，The front of the upwards bending part that will be located in the described bending tube in right side bends to the right，Described bending tube rear end is pressed into C word shape，The inwardly shape setting in pairs of the C word shape opening of bending tube rear end described in two，The opening of the C word shape of bending tube rear end described in two welds with the anterior of described rear pipe，And make the rear portion of described rear pipe stretch out the rear end of bending tube described in two，The upper and lower sides of described bending tube front end is provided with arc opening，The arc opening of described bending tube front end is corresponding with the diameter of described rotating cylinder，The gradient of the described rotating cylinder after welding with described bending tube is 79 ° forward.
Bull wheel footpath the most according to claim 1 swings twisting three-wheeled collapsible slide plate, it is characterized in that: the bending rearwardly and upwardly of described back elbow is the bending that pipe is carried out fold angle type by punching press, there is a depression being similar to counterbore in interior angle side after described back elbow bending, recess after bend pipe bending welds a reinforcing chip the most in the rear, the rear end of described back elbow is pressed into vertical arc opening, the arc opening of described back elbow rear end is corresponding with the diameter of described rotating cylinder, and the gradient of the described rotating cylinder after welding with described back elbow is 79 ° forward.
nullBull wheel footpath the most according to claim 1 swings twisting three-wheeled collapsible slide plate，It is characterized in that: described pedal connects part and is divided into front running board to connect part and bumper step connects part，Front running board part is made the stamping of the most oriented lower hem in front and back by a sheet metal，Front running board connects part front and the back centre to lower hem，Each with the opening corresponding with in the middle part of described pair of side arm，Front running board connects the downward flanging about part front and back opening，Make front running board connect the front of part upper surface and back inwardly concaves，Form the butterfly that big centre, both sides is little，Front running board connects the right and left of part butterfly and is respectively arranged with holes，Front running board is connected front and the back opening of part，Corresponding to described double before add the upside at middle part and be welded and fixed，Bumper step part is made the stamping of the most oriented lower hem in front and back by a sheet metal，Bumper step connects part front and the back centre to lower hem，Each with the opening corresponding with in the middle part of described after-frame，Bumper step connects the downward flanging about part front and back opening，Make bumper step connect the front of part upper surface and back inwardly concaves，Form the butterfly that big centre, both sides is little，Bumper step connects the right and left of part butterfly and is respectively arranged with holes，Bumper step is connected front and the back opening of part，It is welded and fixed corresponding to the upside in the middle part of described after-frame.
nullBull wheel footpath the most according to claim 1 swings twisting three-wheeled collapsible slide plate，It is characterized in that: described interlocking lining is by the rammed parts of sheet metal，The top of described interlocking lining is tubular，The left and right sides in the middle part of described interlocking lining tubular has one mutual to perforation，One end of the bottom of described interlocking lining is grooved、The other end of bottom is longitudinal gap，Longitudinal gap of described interlocking lining is wide with the inner side of the grooved of described interlocking lining，There is an elongated hole bottom surface of described interlocking lining grooved，Longitudinal gap of described interlocking lining is positioned at the lower section to perforation that described interlocking lining is mutual，Described lock pin centring ring is a quoit，Described nylon backing member is the parts become by nylon injection-molding，Notch is had on described nylon backing member，The notch of described nylon backing member is corresponding with longitudinal gap of described interlocking lining，The throwing face that the left and right sides is circular arc of described nylon backing member notch，The throwing face of the left and right circular arc of described nylon backing member is corresponding with the inwall of described interlocking lining tubular，Have mutual horizontal to perforation on the side of the left and right circular arc of described nylon backing member，Mutual corresponding to boring a hole to perforation and the described interlocking lining 41 tubular left and right sides of mutual horizontal of described nylon backing member.
Bull wheel footpath the most according to claim 1 swings twisting three-wheeled collapsible slide plate, it is characterized in that: the both ends of spring steel are respectively arranged with holes, the holes at spring steel both ends is in being front and back distributed, hole outside spring steel both ends two is rotation hole, hole inside spring steel both ends two is riveted holes, it it is fillet at the end points at the two ends of spring steel, polyurethane liner is made up of 4mm urethane film, the shape of polyurethane liner is corresponding with manganese steel sheet, polyurethane liner is clipped between two spring steel, and the riveted holes at two spring steel both ends it is riveted on respectively with two rivets, penetrate in the flat through hole of polyurethane cylinder again, and the two ends of two spring steel are exposed at polyurethane cylinder, polyurethane cylinder is the cylindrical parts that polyurethane material is made, an axial flat through hole is had on polyurethane cylinder.
nullBull wheel footpath the most according to claim 1 swings twisting three-wheeled collapsible slide plate，It is characterized in that: described lock pin is to be connected a metal cylinder by one end of a metal cotter pilotage to form，A screwed hole is had on the metal cotter pilotage of described lock pin，Penetrating into of lock pin described in is positioned at after described pair of side arm 1 in the grooved of the described interlocking lining at pipe rear portion，And at metal cylinder noose one spring of described lock pin，Penetrate into again and be positioned at after described pair of side arm in the collar aperture of the described lock pin centring ring of pipe bottom side，Allow screwed hole on described lock pin metal cotter pilotage corresponding to the elongated hole of described interlocking lining grooved bottom surface，Spacing by a shoulder bolt twist-on，By in the grooved penetrating into the described interlocking lining being positioned at described after-frame front end of lock pin described in，And at metal cylinder noose one spring of described lock pin，Penetrate into again in the collar aperture of the described lock pin centring ring being positioned at described after-frame bottom side，Allow screwed hole on described lock pin metal cotter pilotage corresponding to the elongated hole of described interlocking lining grooved bottom surface，Spacing by a shoulder bolt twist-on.
Bull wheel footpath the most according to claim 1 swings twisting three-wheeled collapsible slide plate, it is characterized in that: in the middle part of described pedal, on bottom surface, connect the holes on part butterfly both sides with described pedal corresponding in four twist-on holes upwards, there is downward stile at the edge in described pedal elliptical flat-plate face, and the bottom surface in described pedal elliptical flat-plate face also has the reinforcement of vertical and horizontal.
Bull wheel footpath the most according to claim 1 swings twisting three-wheeled collapsible slide plate, it is characterized in that: described metal wheel fork is the ∩ shape become with the flat bar metal stamping of 3.5mm × 20mm, there is an axial screwed hole the described centre to the barrel top of lock bolt, screwed hole in the middle of the described barrel top to lock bolt is M8, after the described barrel to lock bolt welds with described metal wheel fork, the centrage of the described barrel axial line to lock bolt and described metal wheel fork two fork is the obtuse angle of 147 °, described metal wheel fork two lower end mutual to perforation hole heart line with to lock bolt barrel axial line at a right angle.
nullBull wheel footpath the most according to claim 1 swings twisting three-wheeled collapsible slide plate，It is characterized in that: described inserts dome includes plastic dome、Flat base bolt and cylindrical plag，Plastic dome is straight through the patty plastic dome with the equal diameters of described rotating cylinder，Plastic dome is molded in the top of M8 flat base bolt，Dome shape upthrow is arranged at plastic dome top，The circular hole of one upward and downward is arranged at plastic dome top，The interior hexagonal counterbore of the circular hole of plastic dome base flat with M8 bolt top is corresponding、And connect，The aperture of plastic dome circular hole is slightly larger than the interior hexagonal counterbore of flat base bolt，There is downward prominent circle plastic dome bottom surface，The prominent circle that plastic dome is downward，It is downwardly projected 1mm compared to plastic dome edge，Cylindrical plag is the plastic plug of a cylinder，The cylindrical circle of cylindrical plag is through identical with the aperture of plastic dome circular hole，Inserts dome described in three is fastened in the screwed hole of the barrel described in three to lock bolt，And it is positioned at described pair of side arm two rotating cylinder and the top of described after-frame rotating cylinder，Three cylindrical plags are filled in the circular hole of inserts dome plastic dome described in three.