CN213131860U

CN213131860U - Pedal-sliding dual-purpose roller skate

Info

Publication number: CN213131860U
Application number: CN202021901172.3U
Authority: CN
Inventors: 梁晓宏; 禹玮
Original assignee: XI'AN ORIENTRUST ELECTRIC BICYCLE CO Ltd
Current assignee: XI'AN ORIENTRUST ELECTRIC BICYCLE CO Ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-05-07
Anticipated expiration: 2030-09-03

Abstract

The utility model discloses a tread-sliding dual-purpose roller skate, which comprises a skate support, a fixed support, a front movable frame and a rear movable frame, wherein the skate support is arranged on the fixed support, the front movable frame and the rear movable frame are respectively connected with the lower middle position of the fixed support through intermediate shafts, elastic parts are respectively arranged between the front movable frame and the rear movable frame as well as between the fixed support, the bottom of the front movable frame is provided with a front rotating wheel, the bottom of the rear movable frame is provided with a rear rotating wheel, a chain gear transmission mechanism is arranged in the rear movable frame, a chain tightness adjusting device is arranged in the rear movable frame, a positioning hole is also arranged on the front movable frame or the rear movable frame, a rotary adjusting buckle is connected on the fixed support, a positioning shaft is arranged on the rotary adjusting buckle, and the positioning shaft can be inserted into the positioning hole, the rotation adjusting buckle and the positioning hole form a limiting assembly. The roller skate can be used for both treading and sliding and is labor-saving.

Description

Pedal-sliding dual-purpose roller skate

Technical Field

The utility model relates to a roller skate field, particularly, the utility model relates to a step on smooth dual-purpose formula roller skate.

Background

At present, roller skates have become popular, which are not only leisure sports but also sports, and various roller skates have been produced to meet the needs of roller skating enthusiasts.

However, in the current market, the existing roller skates are designed traditionally, have a single structural form, and mainly adopt a sport mode that a user pedals backwards by using the legs and the feet of the user to generate sliding thrust, so that the roller skates are smooth under the action of the thrust, and the user must continuously pedal to keep the sliding speed, so that the physical energy of the user is greatly consumed by long-time pedaling, and the long-time sliding cannot be ensured, so that the structural and functional limitations of the roller skates are highlighted, and the roller skates are mainly used in competitive sports and rarely used as a travel tool by people.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a step on smooth dual-purpose roller skate is provided, it can be convenient for step on smooth switching to it is comparatively laborsaving.

In order to solve the technical problem, the utility model discloses a following technical scheme: a pair of pedal and slide dual-purpose roller skates comprises shoe supports, a fixed support, a front movable frame and a rear movable frame, wherein the shoe supports are installed on the fixed support, the front movable frame and the rear movable frame are respectively rotatably connected to the lower middle position of the fixed support through intermediate shafts, elastic parts are respectively arranged between the front movable frame and the rear movable frame as well as between the fixed support and the front movable frame, a front rotating wheel is arranged at the bottom of the front movable frame, a rear rotating wheel is arranged at the bottom of the rear movable frame, a chain tightness adjusting device is arranged in the rear movable frame, rotating shafts are further arranged on the front movable frame and the rear movable frame, positioning holes are further arranged on the front movable frame or the rear movable frame, rotating adjusting buckles are connected to the fixed support, positioning shafts are arranged on the rotating adjusting buckles, and can be inserted into the positioning holes, the rotation adjusting buckle and the positioning hole form a limiting assembly.

Preferably, the shoe support comprises a front sole shoe support and a rear sole shoe support, the fixing support is provided with a strip-shaped adjusting hole, and a screw penetrates through the strip-shaped adjusting hole and fixes the front sole shoe support and the rear sole shoe support to the fixing support.

Preferably, the intermediate shaft of the front movable frame and the intermediate shaft of the rear movable frame are both provided with synchronous gears, and the two synchronous gears are meshed with each other.

As preferred scheme, still be connected with sector gear on the jackshaft of back adjustable shelf, be provided with driven sprocket in the axis of rotation of back runner, be provided with chain wheel set in the back adjustable shelf, the head end gear of chain wheel set with the sector gear meshing, head end gear department installs coaxial drive sprocket, the middle-end of chain wheel set is provided with chain wheel set, coaxial sprocket with chain wheel set passes through chain interconnect, chain wheel set pass through the chain with the driven sprocket of back runner is connected, chain wheel set pass through the chain with driven sprocket transmission, chain wheel set drive back runner is towards the orientation the direction of preceding runner rotates.

Preferably, a one-way clutch mechanism is further arranged in the rear rotating wheel.

Preferably, the elastic part is a torsion spring, and the torsion spring applies an elastic force far away from the fixed bracket to the front movable frame and the rear movable frame.

As a preferred scheme, the rotary adjusting buckle is provided with matched positioning holes at the fixed support and the front moving frame, and the rotary adjusting buckle is provided with a compression spring.

Preferably, a rain mud shield is arranged at a position of the fixed bracket, which is close to the rear side of the rear rotating wheel.

As the preferred scheme, the rain mud guard is bent downwards in an arc shape, and the bottom of the rain mud guard is provided with a brake block.

Preferably, the front movable frame is provided with two front rotating wheels, and the two front rotating wheels are located at different height positions of the front movable frame.

Compared with the prior art, the beneficial effects of the utility model reside in that: the limiting assembly is arranged, so that the roller skate can be conveniently switched in state, and when the rotation adjusting buckle is inserted into the positioning hole of the front moving frame, the roller skate can slide; when the rotation adjusting buckle is inserted into the fixing support positioning hole, the pedal sliding can be carried out, and when the two states of sliding are carried out, the compression spring can compress the rotation adjusting buckle, so that the rotation adjusting buckle is prevented from being separated. The front sole shoe support and the rear sole shoe support are respectively arranged, so that the distance between the front sole shoe support and the rear sole shoe support can be conveniently adjusted according to the size of the foot of a user. A novel synchronous gear structure is adopted, so that the two intermediate shafts can rotate synchronously, and the overall appearance design is improved; meanwhile, the mounting mode of the synchronous gear structure is optimized, and the safety factor of the synchronous structure is greatly improved. In addition, the utility model discloses still optimize the internal transmission structure of back adjustable shelf, adopt the structure of gear and sprocket inter combination, for single gear drive, this optimization makes the product overall structure more smooth-going stable in the mobility, it is more convenient to install; meanwhile, a chain tightness adjusting device is arranged in the rear movable frame, so that the user can adjust the rear movable frame by himself or herself. The mechanism composed of the sector gear, the toothed chain wheel set and the chain can conveniently generate forward driving force for the roller skate, further save the physical strength of a user and the overall production cost, and improve the sliding movement feeling of the user. The rain-proof mud board can prevent rain water and mud from being stained on clothes of a user.

Drawings

FIG. 1 is a schematic perspective view of the dual-purpose roller skate of the present invention;

FIG. 2 is a schematic view of the present invention in a smooth state;

FIG. 3 is a schematic view of the present invention in a step-on-slide state;

fig. 4 is a sectional view of the rear adjustable shelf of the present invention.

Description of the reference numerals

1-a brake block; 2-a rain-proof mud board; 3-rear rotating wheel; 4-sector gear; 5-a torsion spring; 6-rear sole shoe support; 7-half sole shoe support; 8-rotating the adjusting button; 9-front rotating wheel; 10-an intermediate shaft; 11-a synchronizing gear; 12-a front movable frame; 13-fixing the bracket; 14-rear movable frame; 15-one-way clutch mechanism; 16-a middle end sprocket; 17-chain tightness adjusting device; 18-a drive sprocket; 19-a driven sprocket; 20-a chain; 21-middle end large sprocket; 22-head end gear.

Detailed Description

The present invention will be described in further detail with reference to the following drawings and specific examples, which should not be construed as limiting the invention.

Referring to fig. 1 to 3, the dual-purpose roller skate of the present invention comprises a shoe holder, a fixed bracket 13, a front movable frame 12 and a rear movable frame 14.

The shoe support is arranged on the fixed support 13, in the embodiment, the shoe support comprises a half sole shoe support 7 and a back sole shoe support 6 which are independent from each other, a threaded hole is arranged in the middle of the bottom of the shoe support, and the fixed support 13 is connected through a screw, so that the shoe support is mainly prevented from sliding relative to the fixed support 13. The fixing bracket 13 is provided with a strip-shaped adjusting hole (not shown in the figure), and a screw passes through the strip-shaped adjusting hole and fixes the half sole shoe support 7 and the back sole shoe support 6 to the fixing bracket 13, so that the strip-shaped adjusting hole can be arranged through the screw, and the positions of the half sole shoe support 7 and the back sole shoe support 6 can be conveniently adjusted according to the size of the foot of a user.

Preceding adjustable shelf 12 and back adjustable shelf 14 are rotationally connected in the downside of fixed bolster 13 through jackshaft 10 respectively, all set up jackshaft 10 on preceding adjustable shelf 12 and back adjustable shelf 14 promptly, can set up the bearing on fixed bolster 13, like this, preceding adjustable shelf 12 and back adjustable shelf 14 alright with fixed bolster 13 rotatable coupling. The front movable frame 12 is closed to the upper end of the rear movable frame 14, and the lower end is opened. Preferably, the intermediate shaft 10 of the front movable frame 12 and the intermediate shaft 10 of the rear movable frame 14 are both provided with synchronous gears 11, and the two synchronous gears 11 are meshed with each other, so that the angle synchronization between the front movable frame 12 and the rear movable frame 14 is ensured, and from the analysis of stress angles, the synchronous gears 11 are arranged on both sides of the fixed support 13, so that the synchronous exercise intensity is greatly improved, and the stability of the roller skate during sliding is ensured. The outside of synchromesh gear 11 is provided with the screw, and synchromesh gear 11 sets up in the inboard of preceding adjustable shelf 12 and back adjustable shelf 14, improves step on smooth shoes security and outward appearance plasticity.

The bottom of the front movable frame 12 is provided with a front rotating wheel 9, the bottom of the rear movable frame 14 is provided with a rear rotating wheel 3, and the front rotating wheel 9 and the rear rotating wheel 3 are used for rolling contact with the ground. Further, in this embodiment, two front rotating wheels 9 are disposed on the front movable frame 12, and the two front rotating wheels 9 are located at different height positions of the front movable frame 12. The diameter of the rear wheel 3 is larger than that of the front wheel 9 so as to improve the forward efficiency of the roller skate.

In order to facilitate the reposition of the front movable frame 12 and the rear movable frame 14 after the user steps on, elastic parts are respectively arranged between the front movable frame 12 and the fixed bracket 13, and the elastic parts are used for applying elastic force far away from the fixed bracket 13 to the front movable frame 12 and the rear movable frame 14. As one scheme, the elastic member is a torsion spring 5 which is disposed on the fixed bracket 13, and the torsion spring 5 applies an elastic force to the front and rear movable frames 12 and 14 away from the fixed bracket 13. When the whole body weight of a user presses on the roller skate, the front movable frame 12 and the rear movable frame 14 synchronously rotate, the upper end surfaces of the front movable frame and the rear movable frame are gradually attached to the lower end surface of the fixed support 13, at the moment, the torsion spring 5 gradually reaches the maximum compression state, and in the process, the counter pressure generated along with the compression of the synchronous torsion spring 5 can counteract the downward pressing force of the gravity center of the body of the user, so that a buffering force is provided for the user, and the sliding stability is ensured; when a user lifts the foot, the treading pressure on the roller skate is eliminated, the torsion spring 5 rebounds by the force stored by the previous compression to drive the front movable frame 12 and the rear movable frame 14 to synchronously rotate, and finally, a cross-shaped state is formed, namely the upper ends of the front movable frame 12 and the rear movable frame 14 are closed and the lower ends of the front movable frame 12 and the rear movable frame 14 are separated.

Please continue to refer to fig. 4, the utility model discloses in, still be connected with sector gear 4 on the jackshaft 10 of back adjustable shelf 14, be provided with driven sprocket 19 in the axis of rotation of back runner 3, be provided with toothed chain wheel group in the back adjustable shelf 14, the toothed chain wheel is organized contains a plurality of gear intermeshing and sprocket chain and is connected, the head end gear 22 and the meshing of sector gear 4 of toothed chain wheel group, the head end gear coaxial drive sprocket 18 that is provided with of toothed chain wheel group, drive sprocket 18 is connected the transmission through chain 20 and toothed chain wheel group's middle-end sprocket 16, middle-end sprocket 16 coaxial is provided with middle-end big sprocket 21, middle-end big sprocket 21 passes through the driven sprocket 19 that chain 20 connects on the back runner 3, drive back runner 3 driven sprocket 19 is rotated to the place ahead. When the rear movable frame 14 is stressed, the sector gear 4 drives the toothed chain wheel set to rotate, so that the large chain wheel 21 at the middle end of the toothed chain wheel set drives the driven chain wheel 19 on the rear rotating wheel 3 to transmit through the chain 20, and at the moment, the rear rotating wheel 3 can be driven to rotate forwards to drag the whole roller skate to slide forwards. In addition, a one-way clutch mechanism 15 is arranged in the rear runner 3, and bushings for supporting the toothed chain wheels are arranged in the rear movable frame 14. Meanwhile, in consideration of the situation that the chain may be loosened in the chain transmission process of the chain wheel, a chain tightness adjusting device 17 is arranged in the rear movable frame 14 so as to be adjusted by a user.

The front movable frame 12 and the rear movable frame 14 are further provided with a rotation adjusting buckle 8, and a compression spring and a positioning shaft (not marked in the figure) are further arranged in the rotation adjusting buckle 8.

Specifically, compression spring sets up in the inside of rotating to adjust and detaining 8, will rotate through compression spring and adjust detain 8 and press fixed bolster 13 one side, keeps laminating all the time under the circumstances of not receiving external force, prevents to deviate from at the in-process that slides, rotates to adjust and detains 8 other end and is provided with the location axle, this location axle and fixed bolster 13 and the locating hole phase-match (not shown in the figure) on the preceding adjustable shelf 12. When in use, the rotating adjusting buckle 8 can be pulled, and the positioning shaft on the rotating adjusting buckle 8 is placed into the positioning hole of the front movable frame 12, as shown in fig. 2, at the moment, the roller skate is in a smooth mode, so that the operation is the same as that of the conventional roller skate on the market; as shown in fig. 3, the rotation adjusting buckle 8 is lifted and rotated until the positioning shaft thereof falls into the positioning hole of the fixing bracket 13, and at this time, the user can slide by stepping on the fixing bracket with footsteps, thereby changing the sliding mode.

In order to avoid rainwater and soil from splashing on the body of the user, the position of the fixed bracket 13 close to the rear side of the rear rotating wheel 3 is provided with the rain-shielding mud plate 2, so that rainwater and soil can be prevented from splashing on the body of the user in the sliding process.

In addition, the rain mud guard 2 is bent downwards in an arc shape, and the bottom of the rain mud guard 2 is provided with a brake block 1. When the roller skate needs to stop sliding, a user can slightly lift the front sole by a certain height, so that the brake block 1 is contacted with the ground to generate friction and stop the sliding of the roller skate. A sealing baffle (not shown in the figure) is arranged at the lower end of the rear movable frame 14, so that the sealing performance of a transmission mechanism of the roller skate in the sliding process is ensured, and the whole movement of the roller skate is more stable.

The utility model discloses a can level and smooth dual-purpose roller skate that can mark time and slide, on the basis that has the smooth characteristics of traditional roller skate, can also trample through the user and slide, it slides marking time is that the height fluctuation can take place through the normal walking in-process health focus of people, falls the gravitational potential energy who produces when falling to the low place by the eminence with human focus and changes into the drive kinetic energy that can make human body drive roller skate slide forward, a tool of riding instead of walk when as people's trip. The structure is generally consistent with the appearance size of the roller skates on the market, and the wearing is convenient; meanwhile, the physical consumption of travelers can be reduced, the sliding speed is increased, the traveling efficiency is improved, and the traveling interest is also increased.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.

Claims

1. A tread-sliding dual-purpose roller skate is characterized by comprising a skate support, a fixed support, a front movable frame and a rear movable frame, wherein the skate support is arranged on the fixed support, the front movable frame and the rear movable frame are respectively and rotatably connected to the lower middle position of the fixed support through intermediate shafts, elastic parts are respectively arranged between the front movable frame and the rear movable frame as well as between the rear movable frame and the fixed support, a front rotating wheel is arranged at the bottom of the front movable frame, a rear rotating wheel is arranged at the bottom of the rear movable frame, a chain tightness adjusting device is arranged in the rear movable frame, rotating shafts are further arranged on the front movable frame and the rear movable frame, positioning holes are further formed in the front movable frame or the rear movable frame, a rotation adjusting buckle is connected to the fixed support, a positioning shaft is arranged on the rotation adjusting buckle, and the positioning shaft can be inserted into the positioning holes, the rotation adjusting buckle forms a limiting component through the positioning hole.

2. The dual-purpose roller skate of claim 1, wherein the shoe holder comprises a front sole shoe holder and a rear sole shoe holder, the fixing bracket is provided with a strip-shaped adjusting hole, and a screw passes through the strip-shaped adjusting hole and fixes the front sole shoe holder and the rear sole shoe holder to the fixing bracket.

3. The dual-purpose roller skate of claim 1 wherein the front movable frame and the rear movable frame are provided with synchronizing gears on both of the countershafts, the synchronizing gears being engaged with each other.

4. The dual-purpose roller skate of claim 1, characterized in that a sector gear is connected to the middle shaft of the rear movable frame, a driven sprocket is disposed on the rotation shaft of the rear wheel, a chain wheel set is disposed in the rear movable frame, a head end gear of the chain wheel set is meshed with the sector gear, a coaxial driving sprocket is mounted at the head end gear, a sprocket set is disposed at the middle end of the chain wheel set, the driving sprocket and the sprocket set are connected with each other through a chain, the sprocket set is connected with the driven sprocket of the rear wheel through a chain, the driving sprocket is driven by the chain and the driven sprocket, and the driving sprocket drives the rear wheel to rotate towards the direction of the front wheel.

5. The dual-purpose roller skate of claim 4 wherein a one-way clutch mechanism is further disposed within the rear wheel.

6. The dual-purpose roller skate of claim 1 wherein the resilient member is a torsion spring that applies a resilient force to the front and rear movable frames away from the stationary frame.

7. The dual-purpose roller skate of claim 1, wherein the rotation adjustment buckle has matching positioning holes at the fixed bracket and the front movable bracket, and a compression spring is provided at the rotation adjustment buckle.

8. The dual-purpose roller skate of claim 1 wherein a weather guard is provided at a position of the fixing bracket near the rear side of the rear wheel.

9. The dual-purpose roller skate of claim 8 wherein the weather shield is curved downwardly and the bottom of the weather shield is provided with a brake block.

10. The dual-purpose roller skate of claim 1 wherein the front frame has two of the front wheels disposed thereon, the two front wheels being located at different heights of the front frame.