CN220720725U

CN220720725U - Ultralight winding type spoke structure bicycle wheel set

Info

Publication number: CN220720725U
Application number: CN202322151820.8U
Authority: CN
Inventors: 余裕炜
Original assignee: Fuqing Dalang Composite Technology Co ltd
Current assignee: Fuqing Dalang Composite Technology Co ltd
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2024-04-05
Anticipated expiration: 2033-08-10

Abstract

The utility model discloses an ultralight winding type spoke structure bicycle wheel group in the field of bicycle wheel groups, which structurally comprises a rim, spokes and an axle, wherein a plurality of spokes which are uniformly distributed along the circumferential direction are connected to the rim and the axle, the spokes are V-shaped flexible spokes, the spokes are wound at two ends of the axle, the two ends of the spokes are arranged in the middle of an inner ring of the rim, the axle comprises a hub flange, a ratchet wheel sleeve, a barrel shaft, a first fastening piece and a second fastening piece, the ratchet wheel sleeve is locked and fixed at the right end of the barrel shaft through the second fastening piece, the hub flange is fixed at the left end of the barrel shaft through the first fastening piece, winding parts are arranged on the outer surfaces of steps at the two ends of the hub flange, the spokes can be assembled with the hub flange in a winding mode, the number of the spokes arranged on the hub flange can be greatly reduced, the manufacturing volume of the hub flange can be greatly reduced, the mounting mode of the hub flange and the spokes is simpler, and maintenance work can be rapidly unfolded.

Description

Ultralight winding type spoke structure bicycle wheel set

Technical Field

The utility model relates to the field of bicycle wheel sets, in particular to an ultralight winding type spoke structure bicycle wheel set.

Background

The wheel set is taken as one of three parts of the bicycle, is an important structural component, and the whole weight-reducing effect of the bicycle can be started from the wheel set structural component, so that the weight of the bicycle wheel set is reduced, the whole rigidity of the bicycle wheel set is improved, and the bicycle is very necessary in the step of improving the performance.

Aiming at the existing bicycle wheel set, a relative scheme is formulated for the following problems:

at present, road vehicles and mountain bike wheel groups on the market generally adopt straight pulling spokes or elbow spokes to penetrate the spokes on one side of spoke holes of a hub, 42-44 spokes are needed for a pair of normal wheelsets, the hub flange needs to be matched with the number of the spokes, the volume of the hub flange manufactured by the traditional hub flange is large for penetrating the spokes, the weight is difficult to effectively reduce, the single stress spokes and the hub are at risk of being pulled out, and the spoke assembly work has higher assembly technical requirements, so that the later-stage unfolding maintenance work is inconvenient.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide an ultralight winding type spoke structure bicycle wheel set.

The utility model is realized by adopting the following technical scheme: the bicycle wheel set with the ultra-light winding type spoke structure comprises a rim, spokes and an axle, wherein a plurality of spokes which are uniformly distributed along the circumferential direction are connected to the rim and the axle, the spokes are V-shaped flexible spokes, a plurality of spokes are wound at two ends of the axle, two ends of the spokes are arranged in the middle of an inner ring of the rim, and the number of the spokes is 6-14;

the axle comprises a hub flange, a ratchet wheel sleeve, a barrel shaft, a first fastening piece and a second fastening piece, wherein the ratchet wheel sleeve is installed on a step at the right end of the barrel shaft, the ratchet wheel sleeve is fastened at the right end of the barrel shaft through a second fastening piece, the hub flange is installed at the left end of the ratchet wheel sleeve, and the hub flange is fixed at the left end of the barrel shaft through the first fastening piece;

the outer surfaces of steps at two ends of the flower-drum flange are provided with winding parts, the middle part of the flower-drum flange is provided with a stepped hole, and two ends of the stepped hole are provided with internal threads.

Further, a plurality of spiral grooves are formed in the winding part, the spiral grooves are cylindrical spiral lines, the leads of the spiral grooves are identical, the lead angles of the spiral grooves are identical, the diameters of the spiral grooves are identical, and the spiral grooves are all located on the central axis of the hub flange.

Further, spiral grooves in winding parts at two ends of the hub flange are consistent in rotation direction.

Furthermore, a plurality of mounting holes are formed in the middle of the inner surface of the inner ring of the rim along the circumferential direction.

Further, the number of the spiral grooves arranged on the spoke and the flower-drum flange on one side is equal to that of the spiral grooves arranged on the spoke and the flower-drum flange on one side, and the number of the spoke arranged on one side is matched with that of the spiral grooves arranged on the flower-drum flange on one side.

Furthermore, the spokes are made of flexible strip materials, and locking screws are arranged at two ends of each spoke.

Furthermore, the spoke mounting mode is a V-shaped or X-shaped mounting mode.

Advantageous effects

Compared with the prior art, the utility model has the beneficial effects that: according to the hub flange, the spokes can be assembled with the hub flange in a winding mode, the number of the V-shaped spokes mounted on the hub flange can be greatly reduced, and the mounting requirement of a rim can be met only by adopting the V-shaped spokes with smaller number, so that the manufacturing volume of the hub flange can be greatly reduced, the V-shaped spokes can be stably assembled with the hub flange in a pulling mounting mode, the mounting mode of the hub flange and the spokes is simpler, and the hub flange can be rapidly unfolded and maintained.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic perspective view of an axle of the present utility model.

Fig. 3 is a schematic view of the internal structure of the axle of the present utility model.

Fig. 4 is a front view of the hub flange of the present utility model.

Fig. 5 is a schematic diagram of the internal structure of the hub flange of the present utility model.

Fig. 6 is a schematic perspective view of a hub flange according to the present utility model.

Fig. 7 is a schematic perspective view of the rim according to the present utility model.

Fig. 8 is a schematic view of a partial enlarged structure at a shown in fig. 7.

FIG. 9 is a schematic plan view of an X-shaped spoke according to the present utility model.

Fig. 10 is a partially enlarged schematic view of the structure at B shown in fig. 9.

FIG. 11 is a schematic plan view of a spoke according to the present utility model in a V-shaped configuration.

In the figure: rim 1, spoke 2, axletree 3, flower drum flange 4, ratchet external member 5, barrelhead 6, first fastener 7, second fastener 8, wire winding portion 9, helicla flute 10, shoulder hole 11, internal thread 12, mounting hole 13, locking screw 14.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 11, the present utility model provides a technical solution for an ultra-light winding spoke structure bicycle wheel set: the bicycle wheel set with the ultra-light winding type spoke structure comprises a rim 1, spokes 2 and an axle 3, wherein a plurality of spokes 2 which are uniformly distributed along the circumferential direction are connected to the rim 1 and the axle 3, the spokes 2 are V-shaped flexible spokes, bending and twisting work can be performed to a certain extent according to the use requirement, a plurality of spokes 2 are wound at two ends of the axle 3, two ends of the spokes 2 are arranged in the middle of the rim 1, and the number of the spokes 2 is 6-14;

the axle 3 includes flower drum flange 4, ratchet external member 5, bucket axle 6, first fastener 7, second fastener 8, ratchet external member 5 is installed on bucket axle 6 right-hand member step, ratchet external member 5 is locked through second fastener 8 and is fixed in bucket axle 6 right-hand member, flower drum flange 4 is installed at ratchet external member 5 left end, the internal thread 12 that flower drum flange 4 right-hand member was equipped with can be in the same place through the screw thread fixed fit with the external screw thread that ratchet external member 5 left end was equipped with, flower drum flange 4 is fixed in bucket axle 6 left end through first fastener 7, flower drum flange 4 is installed on the bicycle support through bucket axle 6 and bearing cooperation, as the installation support piece of rim 1 and spoke 2, flower drum flange 4 is in rim 1 middle part at the assembly work and installs work, is convenient for around locating a plurality of spokes 2 on the flower drum flange 4.

The outer surface of the steps at the two ends of the flower-drum flange 4 is provided with a winding part 9, the middle part of the flower-drum flange 4 is provided with a stepped hole 11, the two ends of the stepped hole 11 are provided with internal threads 12, the stepped hole 11 arranged in the middle part of the flower-drum flange 4 can be used for assembling a ratchet sleeve 5, a barrel shaft 6, a first fastening piece 7 and a second fastening piece 8, and a plurality of pairs of connecting bearings are arranged among the flower-drum flange 4, the ratchet sleeve 5 and the barrel shaft 6.

Preferably, a plurality of spiral grooves 10 are provided in the winding portion 9, the spiral grooves 10 are cylindrical spiral lines, the leads of the spiral grooves 10 are identical, the lead angles of the spiral grooves 10 are identical, the diameters of the spiral grooves 10 are identical, and the spiral grooves 10 are all located on the central axis of the hub flange 4.

Preferably, the spiral grooves 10 provided in the winding portions 9 at both ends of the hub flange 4 are aligned in rotation.

Preferably, a plurality of mounting holes 13 are formed in the middle of the inner surface of the inner ring of the rim 1 along the circumferential direction, the mounting holes 13 are internal threads, the mounting holes 13 are matched with one end of each spoke 2, and a plurality of two ends of each spoke 2 are mounted in the mounting holes 13 formed in the middle of the inner ring of the rim 1.

Preferably, the number of the spiral grooves 10 arranged on the single side of the spoke 2 and the hub flange 4 is 5, the number of the spoke 2 arranged on the single side is matched with the number of the spiral grooves 10 arranged on the single side of the hub flange 4, and meanwhile, a plurality of mounting holes 13 for mounting the spoke 2 are preset in the rim 1.

Preferably, the spoke 2 is made of flexible strip materials, locking screws 14 are arranged at two ends of the spoke 2, the spoke 2 can be installed on the rim 1 through the locking screws 14, the spoke 2 is screwed into an installation hole 13 formed in the rim 1 through the locking screws 14, the locking screws 14 and the installation hole 13 are installed together through threaded fit, and the tensioning amount of the spoke 2 is adjusted by adjusting the screwing depth of the locking screws 14.

Preferably, the spoke 2 is installed in a V-type or X-type manner, the middle of the spoke 2 is wound in the spiral groove 10 in the winding parts 9 at two ends of the hub flange 4, the winding angle of the spiral groove 10 can be adjusted according to the installation requirement, and the V-type or X-type installation manner can be distinguished by the winding angle.

Preferably, the spokes are wound in the spiral grooves formed in the hub flange, so that the middle parts of the spokes are contacted with the spiral grooves in the hub flange, the bent extension sections on two sides are not located on the same plane, but extend outwards along the spiral lines provided by the spiral grooves, and the two ends of the flexible spokes are finally located in the middle part of the inner ring of the rim under the traction of the locking screw;

preferably, five such spokes are tightly wound on the hub flange at one end of the hub flange by adopting an integrated V-shaped spoke, so that 10 such spokes are arranged at two ends of the hub flange, the rim can be locked through 20 ports, the hub flange can be smaller, fewer spokes can be arranged on meeting the assembly requirement, and the hub flange is well realized whether steel bars or carbon fiber spokes are arranged.

Preferably, the hub flange adopts full CNC to wash out the helicla flute of winding spoke, and the precision is more accurate, and the scheme integrated into one piece of spoke adoption carbon fiber mould pressing lightens weight, improves the comfort of riding by bike, and it is more direct to ride by bike the power.

When the ultra-light winding type spoke structure bicycle wheel set is used,

sequentially installing the hub flange, the ratchet wheel sleeve, the barrel shaft, the first fastening piece and the second fastening piece on the bicycle frame according to the assembly sequence;

after the axle is fixed on the bicycle frame, the rim is placed on the outer side of the axle, an operator selects a V-shaped or X-shaped mounting mode according to mounting requirements to unfold and mount spokes, when the middle of each spoke is wound on the inner side of a single spiral groove by the operator, two ends of each spoke are respectively mounted with mounting holes in the rim through locking screws, the mounting intervals of the locking screws arranged at two ends of each spoke in the rim are in a mode of spacing one mounting hole, a plurality of spokes can be sequentially wound on winding parts arranged at two ends of the hub flange, and the operator winds the spokes on the winding parts arranged at two ends of the hub flange according to a spoke assembly method;

when the tensioning degree of the spoke needs to be adjusted, the adjusting requirement of the tensioning degree of the spoke can be met by adjusting the depth of the locking screws arranged at the two ends of the single spoke and screwed into the mounting holes.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides an ultralight winding formula spoke structure bicycle wheelset, its structure includes rim (1), spoke (2), axletree (3), its characterized in that:

a plurality of spokes (2) which are uniformly distributed along the circumferential direction are connected to the rim (1) and the axle (3), the spokes (2) are V-shaped flexible spokes, a plurality of spokes (2) are wound at two ends of the axle (3), two ends of the spokes (2) are arranged in the middle of an inner ring of the rim (1), and the number of the spokes (2) is 6-14;

the axle (3) comprises a hub flange (4), a ratchet sleeve (5), a barrel shaft (6), a first fastening piece (7) and a second fastening piece (8), wherein the ratchet sleeve (5) is arranged on a step at the right end of the barrel shaft (6), the ratchet sleeve (5) is locked and fastened at the right end of the barrel shaft (6) through the second fastening piece (8), the hub flange (4) is arranged at the left end of the ratchet sleeve (5), and the hub flange (4) is fixed at the left end of the barrel shaft (6) through the first fastening piece (7);

the outer surfaces of steps at two ends of the flower-drum flange (4) are provided with winding parts (9), a stepped hole (11) is formed in the middle of the flower-drum flange (4), and internal threads (12) are formed at two ends of the stepped hole (11).

2. The ultra-light wrap spoke construction bicycle set of claim 1, wherein: be equipped with a plurality of helicla flute (10) in wire winding portion (9), helicla flute (10) are the cylinder helix, and a plurality of the helical flute (10) establish the helical pitch unanimous, a plurality of the helical flute (10) establish the helical pitch angle unanimous, a plurality of the diameter that helical flute (10) establish unanimous, a plurality of helical flute (10) all are in on flower-drum flange (4) center pin.

3. The ultra-light wrap spoke construction bicycle set of claim 1, wherein: spiral grooves (10) in winding parts (9) at two ends of the hub flange (4) are consistent in rotation direction.

4. The ultra-light wrap spoke construction bicycle set of claim 1, wherein: a plurality of mounting holes (13) are formed in the middle of the inner surface of the inner ring of the rim (1) along the circumferential direction.

5. The ultra-light wrap spoke construction bicycle set of claim 1, wherein: the number of the spiral grooves (10) formed in the single side of the spoke (2) and the hub flange (4) is 5, and the number of the spoke (2) formed in the single side is matched with the number of the spiral grooves (10) formed in the single side of the hub flange (4).

6. The ultra-light wrap spoke construction bicycle set of claim 1, wherein: the spoke (2) is made of flexible strip-shaped materials, and locking screws (14) are arranged at two ends of the spoke (2).

7. The ultra-light wrap spoke construction bicycle set of claim 1, wherein: the spoke (2) is installed in a V-shaped or X-shaped mode.