CN2740246Y - Roller boots with fork structure as driving aid - Google Patents

Abstract

The utility model relates to a pair of roller boots with fork structure as driving aid, comprising boots, flat pedal slots, left-downward slope forks and short pausing stroke forks. Pulley wheels on the upper ends of the left-downward slope forks provided with rack bars are rolled with the flat pedal slots, and the lower ends of the left-downward slope forks are provided with driven wheels. The upper ends of the short pausing stroke forks are connected with the other end of each of the flat pedal slots via fulcrum pins, the middle sections of the short pausing stroke forks are connected with pin holes in the middle sections of the left-downward slope forks via centre pins, the lower ends of the short pausing stroke forks are provided with bearings and elliptical clutch shaft bushes, the drive shafts and clutch shafts are arranged respectively, and the small gears of the clutch shafts are engaged with the rack bars. When the clutch shafts are positioned at the lower edges of the clutch shaft bushes, the large gears of the clutch shafts are engaged with the gears of the drive shafts, and otherwise the large gears of the clutch shafts are separated from the gears of the drive shafts. Gravity is transferred to the small gears of the clutch shafts via the rack bars and then transferred to the gears of the drive shafts via the large gears of the clutch shafts, and drive wheels push the roller boots ahead.

Description

Fork structure flat pedal type automatic skating boots with wheels

Technical field: the utility model relates to a kind of automatic skating boots with wheels that utilizes weight-driven, belongs to the movement entertainment apparatus.

Background technology: existing automatic skating boots with wheels such as CN91230835.4, complex structure, transmission efficiency is low, and physical demands is big.

The purpose of this utility model: provide a kind of simple in structure, transmission efficiency height, convenient and practical flat pedal type automatic skating boots with wheels.

The purpose of this utility model is achieved in that fork structure flat pedal type automatic skating boots with wheels is pitched by flat stepping slot, left-falling stroke and two mutual corresponding right-falling strokes forks are formed, and flat stepping slot is a strip, and the cross section is a font, and an end is shaped on pin-and-hole, is provided with shoes above.Left-falling stroke is stuck end and is provided with pulley and is sleeved on flat stepping slot not in the end with pin-and-hole, can in flat stepping slot, back and forth roll, cast aside the fork middle-end and be shaped on pin-and-hole, the lower end is provided with follower shaft and driven pulley, stick in left-falling stroke and also to be shaped on the covering of the fan tooth bar, the center of circle of covering of the fan tooth bar is concentric with left-falling stroke fork middle-end pin-and-hole, and covering of the fan is vertical, and crown is stuck proper the place ahead towards left-falling stroke.Right-falling stroke is stuck end and is shaped on pin-and-hole and is connected with the pin-and-hole of flat stepping slot by backing pin, both can be the central sector motion with the backing pin, press down the fork middle-end be shaped on pin-and-hole by centrepin with cast aside the pin-and-hole of pitching middle-end and be connected, both can be the scissor motion of fulcrum with the centrepin, press down the clutch shaft lining that the fork lower end is provided with bearing and is shaped on ovalize, driving shaft is installed in the bearing, driving shaft is provided with coaxial chain axle shaft gear and driving wheel, in the clutch shaft lining clutch shaft is installed, clutch shaft is provided with coaxial chain clutch shaft pinion and clutch shaft gear wheel, the clutch shaft pinion meshes with the covering of the fan tooth bar that left-falling stroke is stuck, the clutch shaft gear wheel separates with axle shaft gear when clutch shaft is positioned at clutch shaft lining upper limb when clutch shaft is positioned at clutch shaft lining lower edge and axle shaft gear engagement.Wearing fork structure flat pedal type automatic skating boots with wheels advances with identical on foot at ordinary times, only need bipod alternately to mark time, when the underfooting is stepped on, casting aside fork and pressing down fork is the scissor relative motion of fulcrum with the centrepin, the covering of the fan tooth bar is in the downward movement state, tooth bar passes to the clutch shaft pinion with power, clutch shaft is displaced downwardly to clutch shaft lining lower edge with gravity, clutch shaft gear wheel and axle shaft gear engagement, the downward gravity of human body passes to through flat stepping slot to be cast aside fork and presses down fork, interaction through covering of the fan tooth bar and clutch shaft pinion is converted into gyration to rectilinear motion, reach axle shaft gear by coaxial chain clutch shaft gear wheel again, axle shaft gear drives coaxial chain driving wheel rotation, and driving wheel and ground effects produce driving force, and fork structure flat pedal type automatic skating boots with wheels and contained personnel are pushed ahead.

Useful effect of the present utility model: owing to adopted such scheme, the utility model is not only simple in structure, transmission efficiency is high, and light and handy, laborsaving, can movement entertainment can go on a journey again and ride instead of walk.

Description of drawings:

Fig. 1 is a structural representation of the present utility model

Fig. 2 is a side view of the present utility model

Fig. 3 is partial schematic diagram of the present utility model (in order to show front-wheel blanking in the internal structural map)

1. shoes, 2. flat stepping slots, 3. backing pins 4. are cast aside fork 5. pulleys 6. covering of the fan tooth bars 7. centrepins 8. follower shafts 9. driven pulleys 10. and are pressed down fork 11. bearings 12. clutch shaft linings 13. driving shafts 14. axle shaft gears 15. driving wheels 16. clutch shafts 17. clutch shaft pinions 18. clutch shaft gear wheels 19. stroke upper limits 20. stroke lower limit among the figure

The specific embodiment: as Fig. 1, Fig. 2, shown in Figure 3: flat stepping slot (2) is fork structure with left-falling stroke fork (4) right-falling stroke fork (10) by backing pin (3) pulley (5) centrepin (7) and is connected, because left-falling stroke fork (4) is gone up head sheave (5) and is sleeved in the flat stepping slot (2), can in flat stepping slot (2), back and forth roll, make time spent pulley (5) and hold rolling from inside to outside when fork structure flat pedal type automatic skating boots with wheels is subjected to gravity along flat stepping slot (2), forcing and casting aside fork (4) right-falling stroke fork (10) is the scissor merging of fulcrum with centrepin (7), the covering of the fan tooth bar (6) of casting aside fork (4) is in the downward movement state, and interact with the clutch shaft pinion of pressing down in fork (10) clutch shaft lining (12) (17), clutch shaft pinion (17) is converted into revolving force while clutch shaft (16) with gravity and is displaced downwardly to clutch shaft lining (12) lower edge with gravity, clutch shaft gear wheel (18) and axle shaft gear (14) engagement, so revolving force is passed to coaxial chain driving wheel (15) through axle shaft gear (14) again, driving wheel (15) and ground effects drive fork structure flat pedal type automatic skating boots with wheels and contained personnel and advance.Because bipod is alternately marked time when wearing fork structure flat pedal type automatic skating boots with wheels and advancing, therefore footwear descending with the ground work done time another footwear then up with pin, because flat stepping slot (2) is with the deadweight effect of lower member, left-falling stroke fork (4) is gone up head sheave (5) and is inwardly rolled by the outer end along flat stepping slot (2), cast aside fork (4) to press down fork (10) be that fulcrum is scissor with centrepin (7) and open, covering of the fan tooth bar (6) goes upward to stroke upper limit (19), so that continue work done when descending once more.When footwear stop when descending, covering of the fan tooth bar (6) remains static, the suffered downward external force of clutch shaft pinion (17) is eliminated, driving wheel (15) continues the inertia rotation, the active force that axle shaft gear (14) is produced surpasses the deadweight of clutch shaft gear wheel (18), and clutch shaft gear wheel (18) and clutch shaft (16) are held up to clutch shaft lining (12) upper limb, make two gears break away from engagement, thereby can not produce locking phenomenon.Excessive in order to prevent covering of the fan tooth bar (6) stroke, guarantee the operate as normal of covering of the fan tooth bar (6) and clutch shaft pinion (17), the ad hoc stroke upper limit (19) and stroke lower limit (20) that covering of the fan tooth bar (6) is arranged on the footwear.Fork structure flat pedal type automatic skating boots with wheels adopts simple gear transmission mode, therefore can be according to the needs of rotary speed and direction of rotation, select one-level or multi-stage gear transmission, only need between axle shaft gear and clutch shaft gear wheel, set up a jackshaft and small one and large one two chain gears as improving rotating speed change direction of rotation, gear wheel and axle shaft gear engagement, pinion and clutch shaft gear wheel mesh when clutch shaft is positioned at clutch shaft lining lower edge.

Claims (2)

1. fork structure flat pedal type automatic skating boots with wheels, comprise shoes, wheel, it is characterized in that: this automatic skating boots with wheels is by flat stepping slot, the right-falling strokes fork of casting aside fork and two mutual correspondences constitutes, being fork structure connects, flat stepping slot is a strip, the cross section is a font, one end is shaped on pin-and-hole, be provided with shoes above, left-falling stroke is stuck end and is provided with pulley and is sleeved on flat stepping slot not in the end with pin-and-hole, can in flat stepping slot, back and forth roll, cast aside the fork middle-end and be shaped on pin-and-hole, the lower end is provided with follower shaft and driven pulley, stick in left-falling stroke and also to be shaped on the covering of the fan tooth bar, the center of circle of covering of the fan tooth bar is concentric with left-falling stroke fork middle-end pin-and-hole, covering of the fan is vertical, crown is stuck proper the place ahead towards left-falling stroke, right-falling stroke is stuck end and is shaped on pin-and-hole and is connected with the pin-and-hole of flat stepping slot by backing pin, both can be the central sector motion with the backing pin, press down the fork middle-end be shaped on pin-and-hole by centrepin with cast aside the pin-and-hole of pitching middle-end and be connected, both can be the scissor motion of fulcrum with the centrepin, press down the clutch shaft lining that the fork lower end is provided with bearing and is shaped on ovalize, driving shaft is installed in the bearing, driving shaft is provided with coaxial chain axle shaft gear and driving wheel, in the clutch shaft lining clutch shaft is installed, clutch shaft is provided with coaxial chain clutch shaft pinion and clutch shaft gear wheel, the clutch shaft pinion with cast aside the covering of the fan tooth bar engagement stick, the clutch shaft gear wheel meshes with axle shaft gear when clutch shaft is positioned at clutch shaft lining lower edge, separates with axle shaft gear when clutch shaft is positioned at clutch shaft lining upper limb.

2. fork structure flat pedal type automatic skating boots with wheels according to claim 1 is characterized in that: footwear are provided with the stroke upper limit and the stroke lower limit of covering of the fan tooth bar.

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