CN217553577U - Full carbon formula spoke and rim subassembly, wheel and bicycle - Google Patents
Full carbon formula spoke and rim subassembly, wheel and bicycle Download PDFInfo
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- CN217553577U CN217553577U CN202220743693.3U CN202220743693U CN217553577U CN 217553577 U CN217553577 U CN 217553577U CN 202220743693 U CN202220743693 U CN 202220743693U CN 217553577 U CN217553577 U CN 217553577U
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Abstract
The utility model discloses an all-carbon spoke and rim assembly, wheel and bicycle, the all-carbon spoke comprises a carbon fiber spoke body, one end of the carbon fiber spoke body is integrally formed with a slip-off prevention part, and the slip-off prevention part is used for being clamped in one of a rim and a hub; and a thread structure is integrally formed on the outer side surface of the other end of the carbon fiber spoke body. The utility model discloses a full carbon formula spoke is compared with prior art's carbon fiber spoke, two metal rigid coupling pieces can default to the quality that can the whole carbon fiber spoke of greatly reduced makes the carbon fiber spoke can be done more lightly, and, owing to two metal rigid coupling pieces of defaulting, makes the utility model discloses can also reduce cost.
Description
Technical Field
The utility model relates to a spoke especially relates to a full carbon formula spoke and rim subassembly, wheel and bicycle.
Background
The automobile-used spoke generally cooperates between rim and flower-drum, and traditional automobile-used spoke adopts stainless steel, and weight is heavy, and tensile strength is low. In order to solve the problem, a carbon fiber spoke is provided in the prior art, and comprises a carbon fiber spoke body (or a carbon fiber spoke rod) and two metal fixing parts, wherein the two metal fixing parts are generally a tooth cap and a cap head, and are respectively sleeved at two ends of the carbon fiber spoke body. Compared with the traditional stainless steel spoke, the carbon fiber spoke has the advantages that although the weight is light, the whole carbon fiber spoke cannot achieve an ideal light state due to the fact that two metal fixedly connecting parts of the carbon fiber spoke are heavy and high in cost, the cost is still high, and the fixing process of the two metal fixedly connecting parts is also complex.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the technical problem that prior art exists, provide a full carbon formula spoke and rim subassembly, wheel and bicycle, its quality and cost (compare with traditional carbon spoke) that can enough reduce the carbon fiber spoke can improve tensile strength again (compare with traditional steel wire spoke).
The utility model provides a technical scheme that its technical problem adopted is: a full-carbon type spoke comprises a carbon fiber spoke body, wherein a disengagement preventing part is integrally formed at one end of the carbon fiber spoke body and is clamped in one of a rim and a hub; and a thread structure is integrally formed on the outer side surface of the other end of the carbon fiber spoke body.
Further, the maximum outer diameter of the slip-off preventing part is larger than the outer diameter of the carbon fiber spoke body, so that the slip-off preventing part cannot penetrate through a first through hole formed in one of the rim and the hub; the anti-disengaging part is of a conical structure, the outer diameter of the anti-disengaging part is gradually reduced from one end of the carbon fiber spoke body to the other end of the carbon fiber spoke body, or the anti-disengaging part comprises a conical section, the outer diameter of the conical section is gradually reduced from one end of the carbon fiber spoke body to the other end of the carbon fiber spoke body, or the anti-disengaging part is cylindrical.
Furthermore, the anti-disengaging part also comprises a cylindrical section, the cylindrical section is positioned at the outer end of the conical section, and the outer diameter of the cylindrical section is larger than that of the conical section.
Furthermore, a urea formaldehyde-epoxy resin layer is compounded at the position of the carbon fiber spoke body provided with the thread structure.
Further, the thread structure is formed by spirally winding and curing carbon fiber wires at the position where the thread structure is located.
Furthermore, the part of the carbon fiber spoke body between the anti-falling part and the thread structure sequentially comprises a first transition section, a wind breaking section and a second transition section, and the length of the wind breaking section is greater than that of the first transition section and that of the second transition section; the cross section of the wind breaking section is oval or drop-shaped, and the cross sections of the first transition section and the second transition section are circular respectively.
The utility model also provides a rim component, which comprises a rim and a hub, and also comprises a plurality of all-carbon spokes as described in the utility model, one of the rim and the hub is provided with a plurality of first through holes corresponding to the all-carbon spokes one by one, and the other of the rim and the hub is provided with a plurality of second through holes corresponding to the all-carbon spokes one by one; each carbon fiber spoke body and the thread structure on the carbon fiber spoke body respectively penetrate through the corresponding first through hole, and the anti-falling part of each carbon fiber spoke body is respectively clamped in the first through hole, or the first through hole is a half hole, and the anti-falling part of each carbon fiber spoke body is respectively clamped in the corresponding first through hole in the lateral direction; the thread structures at the other end of each carbon fiber spoke body respectively penetrate through the corresponding second through holes and are in threaded connection with the spoke cap with the internal thread.
Further, the disengagement-preventing portion is of a conical structure, the outer diameter of the disengagement-preventing portion is gradually reduced from one end of the carbon fiber spoke body to the other end of the carbon fiber spoke body, or the disengagement-preventing portion comprises a conical section, the outer diameter of the conical section is gradually reduced from one end of the carbon fiber spoke body to the other end of the carbon fiber spoke body, and the shape of the first through hole is matched with that of the disengagement-preventing portion.
The utility model discloses in addition provide a wheel, including the tire, still include as above-mentioned the rim subassembly, the tire install in the rim.
The utility model discloses provide a bicycle in addition, include as above-mentioned the utility model discloses a wheel.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. because the one end integrated into one piece of carbon fiber spoke body has the portion of only taking off, should end the portion of taking off and be arranged in one of card in rim and flower drum, the other end lateral surface integrated into one piece of carbon fiber spoke body has the thread structure, makes the utility model discloses a carbon fiber spoke of full carbon formula is compared with prior art, can default two metal rigid couplings to quality and cost that can the whole full carbon formula spoke of greatly reduced makes full carbon formula spoke can be done more lightly, and, owing to default two metal rigid couplings, makes the utility model discloses a production technology can be simplified.
2. The setting of the anti-disengaging part makes the utility model discloses an assembly in full carbon formula spoke and rim and the flower-drum is more convenient.
3. The part of the carbon fiber spoke body provided with the thread structure is compounded with a urea formaldehyde-epoxy resin layer, so that the mechanical connection performance of the thread structure can be ensured.
The present invention will be described in further detail with reference to the accompanying drawings and examples; however, the present invention is not limited to the embodiments of the all-carbon spoke and rim assembly, the wheel and the bicycle.
Drawings
Fig. 1 is a schematic structural view of an all-carbon spoke according to the first embodiment of the present invention;
fig. 2 is an enlarged schematic view of the separation preventing portion of the all-carbon spoke according to the first embodiment of the present invention;
fig. 3 is an enlarged schematic view of the thread structure of the all carbon spoke according to the first embodiment of the present invention;
fig. 4 is a schematic structural view of a rim assembly according to the first embodiment of the present invention;
FIG. 5 is an enlarged schematic view of the end of the hub of FIG. 4 according to one embodiment;
FIG. 6 is an enlarged partial schematic view of the rim end of FIG. 4 in accordance with one embodiment;
fig. 7 is a schematic structural view of an all carbon spoke according to the second embodiment of the present invention;
FIG. 8 is an enlarged schematic view of the drop-off prevention portion of the all-carbon spoke according to the second embodiment of the present invention;
fig. 9 is an enlarged schematic view of the thread structure of the all carbon spoke according to the second embodiment of the present invention;
fig. 10 is a schematic structural view of a rim assembly according to a second embodiment of the present invention;
FIG. 11 is an enlarged schematic view of the end of the hub of FIG. 10 according to the second embodiment;
FIG. 12 is an enlarged partial view of the rim end of FIG. 10 according to the second embodiment;
the spoke comprises a carbon fiber spoke body 1, a carbon fiber spoke body 11, a falling-off prevention portion 111, a conical section 112, a cylindrical section 12, a thread structure 13, a first transition section 14, a second transition section 15, an air breaking section 16, a urea-formaldehyde-epoxy resin layer 2, a spoke cap 3, a hub 31, a first through hole 4, a rim and a second through hole 41.
Detailed Description
The terms "first," "second," and the like in the description of the invention are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order, nor should they be construed to indicate or imply relative importance. In the description of the present application, "a number" means two or more unless otherwise specified.
Example one
Referring to fig. 1-6, the full-carbon spoke of the present invention includes a carbon fiber spoke body 1, wherein a slip-off preventing portion 11 is integrally formed at one end of the carbon fiber spoke body 1, and the slip-off preventing portion 11 is adapted to be clamped to one of a rim and a hub; and a thread structure 12 is integrally formed on the outer side surface of the other end of the carbon fiber spoke body 1, and the thread structure 12 is used for being connected with the other one of the rim and the hub. Specifically, the anti-slip part 11 is used for being clamped on a hub, and the thread structure 12 is used for being connected with a rim, but not limited to this. The carbon fiber spoke body 1 can also be called a carbon fiber spoke rod and is in a long strip shape. The thread formation 12 may also be referred to as a thread formation.
In this embodiment, in the present embodiment, the maximum outer diameter of the disengagement preventing portion 11 is greater than the outer diameters of the carbon fiber spoke body 1 and the fastening member 2, so that the disengagement preventing portion 11 cannot pass through the first through hole of one of the rim and the hub, and the carbon fiber spoke body 1 and the thread structure 12 thereon can pass through the corresponding first through hole.
In the present embodiment, as shown in fig. 2, the slip-off preventing portion 11 includes a tapered section 111, and the outer diameter of the tapered section 111 is gradually reduced from one end of the carbon fiber spoke body 1 to the other end. The anti-slip part 11 further comprises a cylindrical section 112, the cylindrical section 112 is located at the outer end of the conical section 111, and the outer diameter of the cylindrical section 112 is larger than that of the conical section 111, so that the effect of increasing thickness can be achieved. In other embodiments, the slip-off prevention part is entirely in a conical structure, and the outer diameter of the slip-off prevention part is gradually reduced from one end of the carbon fiber spoke body to the other end, or the slip-off prevention part can adopt any shape suitable for molding besides a conical shape.
In this embodiment, the thread structure 12 is formed by spirally winding and curing a carbon fiber yarn with a complete tow at a position where the thread structure 12 is located, and has a high strength and a high transverse shear resistance. The thread structure 12 is designed with a thick thread with high strength, and the length of the thread structure 12 is appropriately lengthened.
In this embodiment, the part of the carbon fiber spoke body 1 between the anti-drop part and the thread structure sequentially comprises a first transition section 13, a wind breaking section 15 and a second transition section 14, and the length of the wind breaking section 15 is greater than the lengths of the first transition section 13 and the second transition section 14. The cross sections of the first transition section 13 and the second transition section 14 are circular respectively, and the cross section of the wind breaking section 15 is oval or drop-shaped. So, make the utility model discloses a carbon fiber spoke both is convenient for set up only take off portion 11 and thread structure 12 can utilize again broken wind section 15 reaches the effect of blowing to reduce the windage that the bicycle received at the in-process wheel of riding.
The utility model discloses a full carbon formula spoke, its flower-drum 3 that is applicable to carbon fiber material, this flower-drum 3 is equipped with a plurality of first through-holes 31, and this first through-hole 31 is half-hole to first through-hole 31's shape with 111 adaptations of toper section. When the wheel rim is used for connecting the rim 4 and the hub 5, the anti-disengaging part 11 is laterally clamped into the first through hole 31 of the hub, so that one end of the all-carbon spoke is connected with the hub 3; and then the thread structure 12 at the other end of the carbon fiber spoke body 1 penetrates through the corresponding second through hole 41 on the rim 4 and is in threaded connection with the spoke cap 2, so that the connection between the other end of the full carbon spoke and the rim 4 is realized, as shown in fig. 4-6. As the length of the thread structure 12 is lengthened, the length of the spoke cap 2 matched with the thread structure is also lengthened.
The utility model discloses a full carbon formula spoke compares with prior art's carbon fiber spoke, the utility model discloses two metal rigid coupling pieces can default to quality and cost that can the whole full carbon formula spoke of greatly reduced make full carbon formula spoke can be done more lightly. And, owing to two metal rigid coupling spare of defaulting, make the utility model discloses a production technology can obtain simplifying.
Referring to fig. 1 to 6, a rim assembly of the present invention includes a rim 4, a hub 3, and a plurality of carbon fiber spokes as described in the first embodiment, one of the rim 4 and the hub 3 is provided with a plurality of first through holes 31 corresponding to the all-carbon spokes one by one, and the other of the rim 4 and the hub 3 is provided with a plurality of second through holes 41 corresponding to the all-carbon spokes one by one; the first through holes 31 are half holes, the anti-disengaging parts 11 of the carbon fiber spoke bodies are laterally clamped into the corresponding first through holes 31, and the thread structures 12 on the carbon fiber spoke bodies 1 penetrate through the corresponding second through holes 41 respectively and are in threaded connection with the spoke caps 2 provided with external threads. Specifically, the first through hole 31 is disposed in the hub 3, and the second through hole 42 is disposed in the rim, but not limited thereto. In other embodiments, first through-hole is the full hole, and each carbon fiber spoke body and the helicitic texture on it pass corresponding first through-hole respectively, and the portion of only taking off of each carbon fiber spoke body card respectively in first through-hole, so, makes the utility model discloses a full carbon formula spoke forms the perforated assembly methods of straight drawing with first through-hole, and it is convenient to assemble.
In this embodiment, the first through hole 31 is a tapered hole adapted to the slip-off prevention portion 11. Therefore, when the disengagement preventing part 11 is matched with the first through hole 31, the disengagement preventing part 11 cannot pass through the first through hole 31, but the disengagement preventing part and the first through hole are tightened more and more in the using process of the product, and finally, a fastening self-locking effect is formed, so that a tensile disengagement preventing effect with high strength is realized.
The utility model discloses a rim assembly, during the equipment, the first through-hole 31 of flower-drum 3 is gone into to the 11 side direction cards of the portion of only taking off of each carbon fiber spoke body 1 earlier, realizes being connected of full carbon formula spoke one end and flower-drum 3, passes corresponding second through-hole 41 on rim 4 respectively with the helicitic texture on each carbon fiber spoke body 1 again to with 2 threaded connection of spoke cap, thereby realize being connected of the full carbon formula spoke other end and rim 4, as shown in fig. 5, fig. 6.
The utility model discloses a wheel, including the tire, still include as above-mentioned the rim subassembly, the tire install in rim 4.
The utility model discloses a bicycle, include as above the utility model discloses a wheel.
Example two
Referring to fig. 7-12, the present invention is an all carbon spoke, which is different from the first embodiment in that: the slip-off prevention portion 11 is cylindrical, but is not limited thereto, and in other embodiments, the slip-off prevention portion is tapered or has another shape suitable for molding.
In this embodiment, the urea-formaldehyde-epoxy resin layer 16 is compounded at the position of the carbon fiber spoke body where the thread structure 12 is arranged, and the urea-formaldehyde-epoxy resin layer 16 is formed by mixing 60% of urea-formaldehyde resin and 40% of epoxy resin. The addition of the urea-formaldehyde-epoxy resin layer 15 greatly improves the mechanical connection performance of the thread structure 12 and can be adapted to a common straight-pull flower drum.
The utility model discloses a full carbon formula spoke, adaptation ordinary straight pull flower-drum, when being used for connecting rim 4 and flower-drum 3, pass first the corresponding first through-hole 31 on the flower-drum with screw tooth structure 12 on carbon fiber spoke body 1, at this moment, the department of only slipping 11 can not pass first through-hole 31, therefore, the department of only slipping 11 blocks in first through-hole 31, realizes the connection of full carbon formula spoke one end and rim 4; the thread structure 12 on the carbon fiber spoke body 1 penetrates through the corresponding second through hole 41 on the rim 4 and is in threaded connection with the spoke cap 2, so that the connection between the other end of the full-carbon spoke and the rim is realized, as shown in fig. 10-12.
Referring to fig. 7 and 12, a rim assembly of the present invention includes a rim 4, a hub 3, and a plurality of carbon fiber spokes as described in the second embodiment, wherein one of the rim 4 and the hub 3 is provided with a plurality of first through holes 31 corresponding to the all-carbon spokes one by one, and the other of the rim 4 and the hub 3 is provided with a plurality of second through holes 41 corresponding to the all-carbon spokes one by one; the first through holes 31 are full holes, each carbon fiber spoke body 1 and the thread structure thereon respectively penetrate through the corresponding first through hole 31, and the anti-falling part 11 of each carbon fiber spoke body is respectively clamped in the first through hole 31; the thread structures 12 on each carbon fiber spoke body 1 respectively penetrate through the corresponding second through holes 41 and are in threaded connection with the spoke cap 2 provided with external threads. Specifically, the first through hole 31 is provided in the hub 3, and the second through hole 41 is provided in the rim, but not limited thereto. In other embodiments, the first through holes are half holes, and the anti-slip parts of the carbon fiber spoke bodies are laterally clamped into the corresponding first through holes respectively.
When the rim assembly is assembled, each carbon fiber spoke body 1 and the thread structure 12 on the carbon fiber spoke body respectively pass through the corresponding first through hole 31 on the hub 3, so that the anti-falling part 11 is clamped in the first through hole 31, and the connection between one end of the full-carbon spoke and the hub 3 is realized; and then the thread structures on the carbon fiber spoke bodies 1 respectively penetrate through the corresponding second through holes 52 on the rim 4 and are in threaded connection with the spoke caps 2, so that the other end of the full-carbon spoke is connected with the rim 4, as shown in fig. 10-12.
The utility model discloses a wheel, including the tire, still include as above-mentioned the rim subassembly, the tire install in rim 4.
The utility model discloses a bicycle, include as above the utility model discloses a wheel.
The utility model discloses a full carbon formula spoke and rim subassembly, wheel and bicycle does not relate to the part and all is the same with prior art or can adopt prior art to realize.
The above embodiments are only used to further explain the present invention, but the present invention is not limited to the embodiments, and all the technical matters of the present invention can be modified, changed and modified simply by the above embodiments, and all fall into the protection scope of the present invention.
Claims (9)
1. The utility model provides an all carbon formula spoke, includes carbon fiber spoke body, its characterized in that: one end of the carbon fiber spoke body is integrally formed with a slip-off prevention part, and the slip-off prevention part is clamped on one of a rim and a hub; and a thread structure is integrally formed on the outer side surface of the other end of the carbon fiber spoke body.
2. The all-carbon spoke according to claim 1, wherein: the maximum outer diameter of the disengagement-preventing part is larger than the outer diameter of the carbon fiber spoke body, so that the disengagement-preventing part cannot penetrate through a first through hole arranged in one of the rim and the hub; the anti-disengaging part is of a conical structure, the outer diameter of the anti-disengaging part is gradually reduced from one end of the carbon fiber spoke body to the other end of the carbon fiber spoke body, or the anti-disengaging part comprises a conical section, the outer diameter of the conical section is gradually reduced from one end of the carbon fiber spoke body to the other end of the carbon fiber spoke body, or the anti-disengaging part is cylindrical.
3. The all carbon spoke according to claim 2, wherein: the anti-disengaging part further comprises a cylindrical section, the cylindrical section is located at the outer end of the conical section, and the outer diameter of the cylindrical section is larger than that of the conical section.
4. The all-carbon spoke according to any one of claims 1 to 3 wherein: the thread structure is formed by spirally winding and curing carbon fiber wires at the position where the thread structure is located.
5. The all-carbon spoke according to any one of claims 1 to 3 wherein: the carbon fiber spoke body is in the part between slip-off prevention portion and the thread structure includes first changeover portion, broken wind section and second changeover portion in proper order, and the length of broken wind section is greater than the length of first changeover portion, second changeover portion: the cross section of the wind breaking section is oval or drop-shaped, and the cross sections of the first transition section and the second transition section are circular respectively.
6. The utility model provides a rim subassembly, includes rim, flower-drum, its characterized in that: the bicycle wheel rim further comprises a plurality of all-carbon spokes as claimed in any one of claims 1 to 5, wherein one of the rim and the hub is provided with a plurality of first through holes in one-to-one correspondence with the all-carbon spokes, and the other of the rim and the hub is provided with a plurality of second through holes in one-to-one correspondence with the all-carbon spokes; each carbon fiber spoke body and the thread structure on the carbon fiber spoke body respectively penetrate through the corresponding first through hole, and the anti-falling part of each carbon fiber spoke body is respectively clamped in the first through hole, or the first through hole is a half hole, and the anti-falling part of each carbon fiber spoke body is respectively clamped in the corresponding first through hole in the lateral direction; the thread structures at the other end of each carbon fiber spoke body respectively penetrate through the corresponding second through holes and are in threaded connection with the spoke cap with the internal thread.
7. The rim assembly of claim 6, wherein: the anti-slip part is of a conical structure, the outer diameter of the anti-slip part is gradually reduced from one end of the carbon fiber spoke body to the other end of the carbon fiber spoke body, or the anti-slip part comprises a conical section, the outer diameter of the conical section is gradually reduced from one end of the carbon fiber spoke body to the other end of the carbon fiber spoke body, and the shape of the first through hole is matched with the anti-slip part.
8. A wheel comprising a tyre, characterized in that: a rim assembly according to claim 6 or 7, wherein the tyre is mounted to the rim.
9. A bicycle, its characterized in that: comprising a wheel according to claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220743693.3U CN217553577U (en) | 2022-04-01 | 2022-04-01 | Full carbon formula spoke and rim subassembly, wheel and bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220743693.3U CN217553577U (en) | 2022-04-01 | 2022-04-01 | Full carbon formula spoke and rim subassembly, wheel and bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217553577U true CN217553577U (en) | 2022-10-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220743693.3U Active CN217553577U (en) | 2022-04-01 | 2022-04-01 | Full carbon formula spoke and rim subassembly, wheel and bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217553577U (en) |
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2022
- 2022-04-01 CN CN202220743693.3U patent/CN217553577U/en active Active
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