CN217099532U

CN217099532U - Folding tyre for bicycle

Info

Publication number: CN217099532U
Application number: CN202122691616.6U
Authority: CN
Inventors: 刘银鹏
Original assignee: Hebei Hongyang Tyre Co ltd
Current assignee: Hebei Hongyang Tyre Co ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-08-02
Anticipated expiration: 2031-11-05

Abstract

The utility model relates to a bicycle tire technical field specifically is a folding tire for bicycle, include: the wheel disc type tire comprises a tire body, a wheel disc, N supporting members and a locking mechanism, wherein a folding opening is formed in the tire body; the wheel disc is positioned in the middle of the tire body, an annular groove is formed in the wheel disc, and a mounting hole is formed in the middle of the wheel disc; the N supporting members are uniformly distributed in an annular area between the tire body and the wheel disc and are used for connecting the wheel disc and the tire body, N is a natural number larger than 5, and the N supporting members comprise 1 first supporting member and N-1 second supporting members; the locking mechanism is arranged on the wheel disc and used for detachably connecting the two first supporting plates together; when the first ends of the two first support plates are far away from each other along the circumferential direction of the annular groove, the second ends of the N-1 second support plates are driven to gradually approach along the circumferential direction of the annular groove, the included angle between every two adjacent second support plates is gradually reduced, and the tire body is gradually folded; the utility model has the advantages of convenient storage, convenient transportation and the like.

Description

Folding tire for bicycle

Technical Field

The utility model relates to a bicycle tire technical field specifically is a bicycle is with folding tire.

Background

With the continuous development of society, the vehicles used by people are more and more diversified, and the vehicles include bicycles for going out, so that not only can the body be exercised, but also the people can go out conveniently, and tires are an indispensable part of the bicycles.

When tires are installed or mass produced, inventory and transportation volume are affected by the volume of the tires. Bicycle tire among the prior art, its metal spoke and rim structure as an organic whole can't fold and accomodate and place, leads to taking more space, and the transportation of being not convenient for has provided a bicycle and has used folding tire for this reason.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a folding tire for bicycle aims at solving among the prior art that the unable folding of tire is accomodate and is leaded to the inconvenient technical problem of transportation.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a folding bicycle tire, comprising:

the tyre comprises a tyre body, a tyre core and a tyre core, wherein a folding opening is formed in the tyre body;

the wheel disc is positioned in the middle of the tire body, an annular groove is formed in the wheel disc, and a mounting hole is formed in the middle of the wheel disc;

n supporting members uniformly distributed in an annular region between the tire body and the wheel disc and used for connecting the wheel disc and the tire body, wherein N is a natural number more than 5,

the N support members include 1 first support member and N-1 second support members, wherein,

the first supporting component is provided with two first support plates symmetrically arranged at two sides of the folding opening, two first rotating wheels are arranged in the annular groove in a sliding mode, the first end of each first support plate is connected with the corresponding first rotating wheel shaft, the second end of each first support plate is connected with the tire body,

each second supporting member is provided with a second support plate, N-1 second rotating wheels are arranged in the annular groove in a sliding mode, the first end of each second support plate is connected with the corresponding second rotating wheel through a rotating shaft, the second end of each second support plate is connected with the tire body,

the second end of each second support plate is provided with a transmission member, every two adjacent transmission members are connected through a second connecting rod,

each first support plate is connected with the adjacent transmission component through a first connecting rod;

the locking mechanism is arranged on the wheel disc and used for detachably connecting the two first supporting plates together;

when the first ends of the two first support plates are far away from each other along the circumferential direction of the annular groove, the second ends of the N-1 second support plates can be driven to gradually approach to each other along the circumferential direction of the annular groove, the included angle between every two adjacent second support plates is gradually reduced, and the tire body is gradually folded.

The utility model has the further improvement that a first vertical plate is arranged at the second end of the first supporting plate, and the first side surface of the first vertical plate is connected with the tyre body;

and a second vertical plate is arranged at the second end of the second support plate, and the first side surface of the second vertical plate is connected with the tire body.

The utility model is further improved in that the second side surface of the first vertical plate is provided with a first connecting shaft which is connected with a first end rotating shaft of a corresponding first connecting rod;

the second side face of the second vertical plate is rotatably provided with two second connecting shafts, the transmission member is provided with two first gears, each first gear is in key connection with the corresponding second connecting shaft, and two ends of the second connecting rod between every two adjacent second vertical plates are in key connection with the corresponding second connecting shafts on the two second vertical plates respectively;

and the second end of the first connecting rod is in key connection with the corresponding second connecting shaft on the adjacent second vertical plate.

The utility model discloses a further improvement lies in, the rim plate includes:

the chassis is provided with an annular groove;

the gland is arranged above the chassis, mounting holes are formed in the center of the chassis and the center of the gland, the excircle diameter of the gland is larger than the inner circle diameter of the annular groove, and the first rotating wheel and the second rotating wheel are matched with the annular groove.

The utility model discloses a further improvement lies in, locking mechanism includes:

the support is arranged on the press cover;

the bottom end of the handle is hinged with the support;

the bracket comprises a transverse plate and two side plates vertically arranged at two ends of the transverse plate, and the free end of each side plate is hinged with the middle part of the handle;

the driving shaft penetrates through the transverse plate, two ends of a sliding plate arranged at the first end of the driving shaft are respectively in sliding connection with the sliding grooves in the two side plates, a ring buckle arranged at the second end of the driving shaft is positioned outside the support, each first support plate is provided with a hook, and the ring buckle can be sleeved on the two hooks;

when the handle is rotated, the support can drive the buckle to be buckled on the two hooks simultaneously through the driving shaft so as to connect the two first supporting plates together.

The utility model discloses a further improvement lies in, the slide with the cover is equipped with the spring in the drive shaft between the diaphragm.

The utility model discloses a further improvement lies in, two the couple all towards in folding mouth.

The utility model discloses a further improvement lies in, be equipped with the driving piece on the folding tire, the driving piece includes:

a first bevel gear coaxially disposed with the first gear of one of the transmission members;

the second bevel gears are arranged above the corresponding second support plates and are meshed with the first bevel gears;

and the crank is detachably connected with a sleeve arranged at the center of the second bevel gear in a clamping manner and is used for driving the second bevel gear to rotate.

The utility model discloses a further improvement lie in, with the sleeve joint the crank tip is polygonized structure.

The utility model discloses a further improvement lies in, the handheld pot head of crank is equipped with anti-skidding axle sleeve.

Due to the adoption of the technical scheme, the utility model discloses the technological progress who gains is:

the utility model provides a pair of folding tire for bicycle rotates through utilizing the detachable crank drive transmission component to drive first extension board and second extension board and gather together or disperse around the rim plate center, make the tire can fold steadily or expand the action, convenient storage compares with prior art, the utility model relates to a novelty, easy operation, low cost, practicality are strong, have effectively saved the storage space of tire, have improved the conveying efficiency of bicycle tire greatly, do benefit to extensive popularization and application.

The above technical advances are achieved primarily by the following detailed technical improvements:

1. the utility model provides an use the utility model provides a folding tire utilizes two first extension boards and a plurality of second extension boards to connect tire and rim plate, and first extension board can set up the folding mouth department at the tire body with opening and shutting, and the first end of every first extension board and second extension board all can slide in the annular groove on the rim plate to under the drive of transmission component and first connecting rod, second connecting rod, make contained angle crescent or reduce between the extension board, drive tire expansion or folding, the utility model discloses simple structure, functional strong and the operation is stable, can expand or fold the tire conveniently effectively, is favorable to sparingly taking in and the space of transportation, easily realizes, has higher practical value.

2. This use novel folding tire who provides utilizes the locking mechanism who sets up on the rim plate to lock first extension board, and locking mechanism rotates the handle through the manual work and will drive epaxial latch closure and two fixed hook lock simultaneously, and two first extensions that at this moment can open and shut are locked, and the relative position of the two is fixed unchangeable to make the transmission component not take place the action, realize folding tire's locking. Locking mechanism's use makes the tire locking firm when the installation is used, is difficult for opening to rotate the handle alright open the latch closure once more when folding tire transportation, thereby rotate crank drive supporting component and fold the tire, the locking is firm, stability is good, strong adaptability, can effectively use manpower sparingly cost.

3. This use novel folding tire who provides, including the detachable crank among the driving piece, when the tire body needs folding, insert the sleeve with crank joint end, drive second bevel gear rotates, alright drive first bevel gear with it meshing, and then drive the first gear that corresponds coaxial setting and rotate for transmission member rotates and drives every connecting rod thereupon and rotates, and every two second extension boards draw close gradually, and the tire is folding gradually, and this driving piece simple structure, simple operation occupy that the space is little.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive effort.

Fig. 1 is a front view of a folded tire according to the present invention;

FIG. 2 is an enlarged schematic view of the wheel disc of the present invention;

fig. 3 is a schematic view of the overall structure of the folding tire of the present invention;

fig. 4 is a schematic view of a portion of the enlarged structure at a point a in fig. 3 according to the present invention;

fig. 5 is a schematic view of a partial enlarged structure at B in fig. 3 according to the present invention;

description of reference numerals:

10. the tire comprises a tire body, 101, a folding opening, 20, a gland, 201, an annular groove, 202, a set screw, 203, a mounting hole, 204, a first rotating wheel, 205, a second rotating wheel, 206, a chassis, 21, a first support plate, 211, a fixing hook, 22, a second support plate, 23, a first connecting rod, 24, a second connecting rod, 25, a first gear, 30, a locking mechanism, 31, a support, 32, a handle, 33, a support, 331, a sliding groove, 34, a driving shaft, 341, a sliding plate, 342, a ring buckle, 35, a spring, 40, a driving piece, 41, a first bevel gear, 42, a second bevel gear, 43, a crank, 431 and a polygonal structure.

Detailed Description

In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system architectures and techniques, in order to provide a thorough understanding of the embodiments of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.

The utility model provides a pair of folding tire for bicycle, as shown in fig. 1 ~ 5, a folding tire for bicycle includes: the wheel comprises a tire body 10, a wheel disc, N supporting members and a locking mechanism 30, wherein the tire body 10 is provided with a folding opening 101; the wheel disc is positioned in the middle of the tire body 10, an annular groove 201 is formed in the wheel disc, and a mounting hole 203 is formed in the middle of the wheel disc, so that the tire body 10 can be mounted on a bicycle for use; n bracing member evenly distributed in the annular region between tire body 10 and rim plate for be connected rim plate and tire body 10, make bracing member can drive tire body 10 and fold, and tire body 10 is more firm in the use, N is the natural number that is greater than 5, and N bracing member includes 1 first bracing member and N-1 second bracing member. Specifically, N may be 6 or 7 or 8.

The first supporting member is provided with two first support plates 21 symmetrically arranged at two sides of the folding opening 101, two first rotating wheels 204 are arranged in the annular groove 201 in a sliding mode, a first guide column arranged at a first end of each first support plate 21 is connected with the corresponding first rotating wheel 204 in a rotating mode, a second end of each first support plate 21 is connected with the tire body 10, when the first support plates 21 rotate along the annular groove 201, the first rotating wheels 204 can be driven to slide in the annular groove 201, each second supporting component is provided with a second support plate 22, N-1 second rotating wheels 205 slide in the annular groove 201, the first rotating wheels 204 and the second rotating wheels 205 are matched with the annular groove 201, a second guide column arranged at the first end of each second support plate 22 is connected with the corresponding second rotating wheel 205 in a rotating mode, the second end of each second support plate 22 is connected with the tire body 10, and when the first end of each second support plate 22 rotates in the annular groove 201, the corresponding second rotating wheel 205 can be driven to slide in the annular groove 201;

the second end of each second support plate 22 is provided with a transmission member, every two adjacent transmission members are connected through a second connecting rod 24, the two first support plates 21 are positioned at the opening and closing position of the whole mechanism and are not connected, and the second end of each first support plate 21 is connected with the adjacent transmission members through a first connecting rod 23, so that the transmission members generate a linkage effect when moving, and the support plates are driven to gradually gather or disperse;

when the first ends of the two first support plates 21 are far away from each other along the circumferential direction of the annular groove 201, the second ends of the N-1 second support plates 22 can be driven to gradually approach to each other along the circumferential direction of the annular groove 201, the included angle between every two adjacent second support plates 22 is gradually reduced, the included angle between the first support plate 21 and the adjacent second support plate 22 is also gradually reduced, the tire body 10 connected with each first support plate 21 and each second support plate 22 can be driven to be gradually folded, the mechanism is simple to operate and stable to operate, the storage space of the tire is greatly reduced, and the transportation efficiency of the tire is improved;

the locking mechanism 30 is disposed on the wheel disc for detachably connecting the two first support plates 21 together, which is helpful for more stable and firm installation and use of the tire, and each support member is not easy to shake. It should be noted that the mounting position of the locking mechanism 30 does not block the mounting hole 203 on the wheel disc, and the tire body 10 can be safely mounted on the wheel shaft and normally used.

As an embodiment, as shown in fig. 1 and 3, a first vertical plate is disposed at a second end of the first support plate 21, the first vertical plate is disposed vertically with respect to the wheel disc, and a first lateral side of the first vertical plate is connected to the tire body 10, a second vertical plate is disposed at a second end of the second support plate 22, the second vertical plate is disposed vertically with respect to the wheel disc, and a first lateral side of the second vertical plate is connected to the tire body 10.

In this embodiment, the second side of the first vertical plate is provided with a first connecting shaft, and the first connecting shaft is connected with the first end of the corresponding first connecting rod 23 through a rotating shaft; two second connecting shafts are rotatably arranged on the second sides of the second vertical plates, the transmission member is provided with two first gears 25, each first gear 25 is in key connection with the corresponding second connecting shaft, and two ends of a second connecting rod 24 between every two adjacent second vertical plates are in key connection with the corresponding second connecting shafts on the two second vertical plates respectively; the second end of the first link 23 is connected with the corresponding second connecting shaft key on the adjacent second vertical plate.

The specific motion process of each transmission member is as follows: under the intermeshing rotated between two first gears 25 that set up on the second extension board 22, can drive corresponding second connecting rod 24 and rotate, and then drive adjacent second extension board 22 and rotate along annular groove 201 for the contained angle between the adjacent second extension board 22 reduces gradually, so on and so on, drives a plurality of second extension boards 22 and contracts gradually, realizes the folding action of tire body 10, and simple operation, tire are accomodate effectually.

As an example, as shown in fig. 2, the wheel disc includes: a base plate 206 and a gland 20, wherein the base plate 206 is provided with an annular groove 201; the gland 20 is arranged above the chassis 206, the center of the chassis 206 and the gland 20 is provided with the mounting hole 203, the gland 20 is fixed on the chassis 206 through a plurality of set screws 202, the diameter of the outer circle of the gland 20 is larger than that of the inner circle of the annular groove 201, which is beneficial for the outer circle of the gland 20 to press the upper surfaces of the first rotating wheel 204 and the second rotating wheel 205, so that each rotating wheel is not easy to derail when sliding in the annular groove 201, and the folding of the first support plate 21 and the second support plate 22 is affected, and the diameters of the outer circles of the first rotating wheel 204 and the second rotating wheel 205 are matched with the annular groove 201, so as to reduce the abrasion of the rotating wheels in the moving process.

As an example, as shown in fig. 4, the locking mechanism 30 includes: a support 31, a handle 32, a bracket 33 and a driving shaft 34, wherein the support 31 is arranged on the gland 20; the bottom end of the handle 32 is hinged with the support 31, and the top end is a manual operation end provided with an anti-skid arc-shaped notch, so that the handle is convenient for an operator to use; the bracket 33 comprises a transverse plate and two side plates vertically arranged at two ends of the transverse plate, the free end of each side plate is hinged with the middle part of the handle 32, the bracket 33 can be driven to lift or descend by rotating the handle 32, the distance between the two side plates on the bracket 33 is larger than the diameter of the mounting hole 203 on the wheel disc, the sliding chute 331 on the side wall and the support 31 are positioned at two sides of the mounting hole 203, the mounting hole 203 can be ensured not to be shielded all the time in the process that the sliding plate 341 on the driving shaft 34 slides in the sliding chute 331, and the phenomenon that the locking mechanism 30 blocks the wheel shaft from penetrating through the wheel disc when the tire body 10 is installed and used is effectively avoided;

the driving shaft 34 penetrates through the transverse plate, two ends of the sliding plate 341 arranged at the first end of the driving shaft 34 are respectively in sliding connection with the sliding grooves 331 on the two corresponding side plates, the ring buckle 342 arranged at the second end of the driving shaft 34 is positioned outside the bracket 33, each first support plate 21 is provided with a hook, and the ring buckle 342 can be sleeved on the two hooks and connects the two first support plates 21 together.

When rotating handle 32, support 33 accessible drive shaft 34 drives buckle 342 and buckles to two couples simultaneously for the relative position of two couples is fixed, thereby links together two first extension board 21 and does not take place to rotate, does not take place to move with first connecting rod 23 that first extension board 21 is connected, then makes the rigidity of a plurality of transmission component, locks whole tire body 10, consequently can guarantee that the tire is difficult for opening when installing and using, and stability is strong.

In this embodiment, two couples all are equipped with spring 35 towards folding mouthful 101 on the drive shaft 34 between slide 341 and the diaphragm, make handle 32 drive latch closure 342 when the lock to fixed hook 211, the effort scope of applyings is bigger, and not fragile fixed hook 211, when rotating handle 32 with the in-process that latch closure 342 breaks away from fixed hook 211, spring 35 can drive shaft 34 and reset fast.

In this embodiment, as shown in fig. 5, a driving member 40 is provided on the folded tire, and the driving member 40 includes: a first bevel gear 41, a second bevel gear 42 and a crank 43, wherein the first bevel gear 41 is coaxially arranged with the first gear 25 of one of the transmission members; the second bevel gears 42 are arranged above the corresponding second support plates 22 and are meshed with the first bevel gears 41; the crank 43 is detachably clamped with a sleeve arranged at the center of the second bevel gear 42, and the end part of the crank 43 clamped with the sleeve is of a polygonal structure 431 and is used for driving the second bevel gear 42 to rotate.

When the crank 43 is rotated to drive the second bevel gears 42 to rotate, the corresponding first gears 25 can be driven to rotate by driving the first bevel gears 41, so that the transmission members rotate, each second support plate 22 and each first support plate 21 are driven to rotate, the included angle between the support plates is gradually reduced, and the tire body 10 is gradually folded; when the crank 43 is rotated reversely, the included angle between the support plates is gradually increased, the tire body 10 is gradually unfolded, and then the locking mechanism 30 is opened and fastened to the fixing hook 211, so that the tire can be normally used.

In this embodiment, the handheld pot head of crank 43 is equipped with anti-skidding axle sleeve, skids when preventing that the operator from rotating crank 43, and is more laborsaving convenient when being favorable to manual operation.

It is noted that, in the present patent application, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Furthermore, the terms "comprises," comprising, "or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus, and the phrase" comprising a.once.a.limited element does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.

Claims

1. A folding bicycle tire, comprising:

2. The foldable bicycle tire of claim 1, wherein a first vertical plate is disposed at a second end of the first supporting plate, and a first lateral surface of the first vertical plate is connected to the tire body;

3. The foldable bicycle tire of claim 2, wherein the second side of the first vertical plate is provided with a first connecting shaft, and the first connecting shaft is connected with the first end of the corresponding first connecting rod through a rotating shaft;

4. A folding bicycle tire according to claim 1, wherein said wheel disc comprises:

the chassis is provided with an annular groove;

5. A folding bicycle tire according to claim 4, wherein said locking mechanism comprises:

the support is arranged on the press cover;

the bottom end of the handle is hinged with the support;

6. A foldable bicycle tire according to claim 5, wherein a spring is sleeved on the driving shaft between the sliding plate and the transverse plate.

7. A foldable bicycle tire according to claim 5, wherein both hooks face the folding opening.

8. A foldable bicycle tire according to claim 3, wherein said foldable tire is provided with a driving member, said driving member comprising:

a first bevel gear disposed coaxially with the first gear of one of the transmission members;

9. The foldable bicycle tire of claim 8, wherein the end of the crank that engages the sleeve is polygonal.

10. The foldable bicycle tire of claim 8, wherein the handle grip end cap is provided with an anti-slip bushing.