CN216886044U - Carbon fiber spoke - Google Patents
Carbon fiber spoke Download PDFInfo
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- CN216886044U CN216886044U CN202123196747.3U CN202123196747U CN216886044U CN 216886044 U CN216886044 U CN 216886044U CN 202123196747 U CN202123196747 U CN 202123196747U CN 216886044 U CN216886044 U CN 216886044U
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- spoke
- cap
- spoke cap
- carbon fiber
- connecting section
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
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Abstract
The utility model discloses a carbon fiber spoke, which comprises: the spoke body is made of carbon fiber materials, a first connecting section is formed at one end of the spoke body, and a first step surface is formed at the inner end of the first connecting section; the hub connecting assembly comprises a first spoke cap, a connecting piece and a second spoke cap, wherein a first step hole is formed in the middle of the first spoke cap, and a first step surface is formed in the first step hole; the first connecting section is embedded in the first step hole, so that the first step surface is clamped on the first step surface; the second spoke cap is arranged on the hub, and the connecting piece is connected with the first spoke cap and the second spoke cap; and the rim connecting piece is arranged at the other end of the spoke body and is connected with the rim in a matching way. The utility model can be adapted to common flower drums and improve the compatibility.
Description
Technical Field
The utility model relates to the technical field of carbon fiber wheel sets, in particular to a carbon fiber spoke.
Background
The carbon fiber spoke is used for connecting rim and flower drum, and the flower drum is connected through connecting the spoke cap to the one end that current carbon fiber spoke is used for connecting the flower drum, and current structure has following problem:
1. because spoke cap threaded connection leads to the spoke cap whole diameter great in the carbon fiber spoke outside, and the unable adaptation originally uses the flower-drum in metal spoke's ordinary aperture, needs purpose-made flower-drum to connect.
2. The spoke cap is connected with the spoke body by gluing, and the connection strength is poor. If the spoke cap is directly sleeved on the spoke body, the pretightening force is low, and the spoke cap is easy to loosen.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a carbon fiber spoke which can be matched with a common hub and improve the compatibility.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model discloses a carbon fiber spoke for connecting a rim and a hub, which comprises: the spoke body is made of carbon fiber materials, a first connecting section is formed at one end of the spoke body, and a first step surface is formed at the inner end of the first connecting section; the hub connecting assembly comprises a first spoke cap, a connecting piece and a second spoke cap, wherein a first step hole is formed in the middle of the first spoke cap, and a first step surface is formed in the first step hole; the first connecting section is embedded in the first step hole, so that the first step surface is clamped on the first step surface; the second spoke cap is arranged on the hub, and the connecting piece is connected with the first spoke cap and the second spoke cap; and the rim connecting piece is arranged at the other end of the spoke body and is connected with the rim in a matching way.
Furthermore, still include first carbon-point, when the first linkage segment of spoke body inlays and adorns in the downthehole first ladder, first carbon-point expand tightly to be installed in the outer end of first linkage segment.
Preferably, the first carbon rod is conical, and the conical head is inserted into the first connecting section.
The connecting piece is characterized in that a first external thread is arranged on the first spoke cap, a second external thread is arranged on the second spoke cap, a first internal thread and a second internal thread are arranged on the inner wall of the connecting piece, the first internal thread of the connecting piece is connected with the first external thread of the first spoke cap, and the second internal thread of the connecting piece is connected with the second external thread of the second spoke cap.
In another embodiment, the first spoke cap is provided with a first internal thread, the second spoke cap is provided with a second external thread, the inner wall of the connecting piece is provided with a second internal thread, the outer wall of the connecting piece is provided with a first external thread, the first external thread of the connecting piece is connected with the first internal thread of the first spoke cap, and the second internal thread of the connecting piece is connected with the second external thread of the second spoke cap.
The rim connecting piece comprises a third spoke cap and a nut; a second connecting section is formed at the other end of the spoke body, and a second step surface is formed at the inner end of the second connecting section; the middle part of the third spoke cap is provided with a second step hole, a second step surface is formed in the second step hole, and the second connecting section is embedded in the second step hole, so that the second step surface is clamped on the second step surface. And the outer wall of the third spoke cap is in threaded connection with the screw cap.
Preferably, the rim connecting piece further comprises a connecting screw, an internal thread section is arranged at the end of the third spoke cap, and the connecting screw is screwed into the internal thread section to realize threaded connection and abuts against the outer end of the second connecting section.
Furthermore, the rim connecting piece further comprises a second carbon rod, and when the second connecting section of the spoke body is embedded in the second step hole, the second carbon rod is mounted at the outer end of the second connecting section in an expanding mode.
The middle part of the spoke body is flat, and the two end parts are cylindrical.
Due to the adoption of the structure, the utility model has the following beneficial effects:
1. according to the utility model, the connecting end of the spoke body and the hub adopts a structure of two spoke caps, wherein the first spoke cap is connected with the carbon fiber body, the second spoke cap is matched with the common hub in size, and the first spoke cap and the second spoke cap are connected through the connecting piece, so that spokes can be matched with the hub which is originally connected by metal spokes and has a common aperture, the carbon fiber spokes can be directly used for replacing the original metal spoke structure, and the universal matching property is good.
2. After the first connecting section of carbon fiber spoke body and the first spoke cap embedded positioning, the installation of expanding through first carbon-point, the remolding solidification has improved the pretightning force of installation, prevents the pine and takes off, has improved the joint strength of carbon fiber body and first spoke cap. After the second linkage segment of carbon fiber spoke body and the position of third spoke cap embedded installation, through the tight installation of second carbon-point bloated, the reshaping solidification has improved the pretightning force of installation, prevents the pine and takes off, has improved the joint strength of carbon fiber body and third spoke cap.
Drawings
Fig. 1 is a schematic structural diagram of the first embodiment.
Fig. 2 is a schematic cross-sectional view of fig. 1.
Fig. 3 is an enlarged exploded schematic view of a portion of the right side of fig. 2.
Fig. 4 is an enlarged exploded schematic view of the left-hand portion of fig. 2.
FIG. 5 is a schematic view of the connection of the present invention to a hub and rim.
Fig. 6 is a schematic cross-sectional view of the utility model in connection with a hub.
Fig. 7 is a schematic view of the process of sleeving the first spoke cap and the third spoke cap on the two end parts of the spoke body respectively.
Fig. 8 is a schematic structural diagram of the second embodiment.
Fig. 9 is a schematic cross-sectional view of fig. 8.
Fig. 10 is an enlarged exploded schematic view of the right-hand portion of fig. 9.
FIG. 11 is a schematic sectional view of the third embodiment.
Fig. 12 is an enlarged exploded schematic view of the left portion of fig. 11.
FIG. 13 is a schematic sectional view of the fourth embodiment.
Fig. 14 is an enlarged schematic view at B in fig. 13.
Fig. 15 is an enlarged schematic view at a in fig. 13.
Description of the main component symbols:
1: spoke body, 11: first connection section, 12: first step surface, 13: second connection section, 14: second step surface, 15: first carbon rod, 16: second carbon rod, 2: first spoke cap, 21: first step surface, 3: connecting piece, 4: second spoke cap, 5: third spoke cap, 51: second step surface, 52: internal thread segment, 53: nut, 6: connection screw, 61: external thread, 7: hub, 81: first internal thread, 82: first external thread, 91: second internal thread, 92: second external thread, 10: and (4) a rim.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example one
As shown in FIGS. 1-4, the present embodiment discloses a carbon fiber spoke, including: spoke body 1, flower-drum coupling assembling and rim connecting piece.
Referring to fig. 3, the spoke body 1 is made of carbon fiber material, one end of the spoke body 1 forms a first connecting section 11, and the inner end of the first connecting section 11 forms a first step surface 12. The other end of the spoke body 1 forms a second connecting section 13, and a second step surface 14 is formed at the inner end of the second connecting section 13.
The hub connection assembly comprises a first spoke cap 2, a connection piece 3 and a second spoke cap 4. The middle part of the first spoke cap 2 is provided with a first step hole, and a first step surface 21 is formed in the first step hole. The first connecting section 11 is embedded in the first stepped hole, so that the first stepped surface 12 is clamped on the first stepped surface 21. The second spoke cap 4 is arranged on the hub 7, and the connecting piece 3 is connected with the first spoke cap 2 and the second spoke cap 4. In this embodiment, the first spoke cap 2 is provided with a first internal thread 81, the second spoke cap 4 is provided with a second external thread 92, the inner wall of the connecting piece 3 is provided with a second internal thread 91, the outer wall of the connecting piece 3 is provided with a first external thread 82, the first external thread 82 of the connecting piece 3 is connected with the first internal thread 81 of the first spoke cap 2, and the second internal thread 91 of the connecting piece 3 is connected with the second external thread 92 of the second spoke cap 4.
As shown in fig. 5, the rim connector is disposed at the other end of the spoke body 1 to be fittingly connected with the rim 10. In this embodiment, the rim connector includes a third spoke cap 5 and a nut 53.
A second stepped hole is formed in the middle of the third spoke cap 5, and a second stepped surface 51 is formed in the second stepped hole. The second connecting section 13 is embedded in the second stepped hole, so that the second stepped surface 14 is clamped on the second stepped surface 51. The third spoke cap 5 passes through the rim 10 and is locked on the inner wall of the rim 10 by a nut 53.
The molding and installation process of the embodiment is as follows:
(1) the cylindrical spoke body 1 is formed by pultrusion or rolling.
(2) As shown in fig. 7, the first spoke cap 2 and the third spoke cap 5 are respectively sleeved on two ends of the spoke body 1.
(3) The end of the spoke body sleeved with the first spoke cap 2 forms a first connecting section 11 of the end of the spoke body through covering yarn. And forming a second connecting section 13 at the other end of the spoke body by covering yarns at the end part of the spoke body sleeved with the third spoke cap 5.
(4) The first spoke cap 2 and the third spoke cap 5 are moved, so that the first spoke cap 2 is embedded on the first connecting section 11, and the third spoke cap 5 is embedded on the second connecting section 13.
(5) And putting the spoke body into a mould for heating and pressing to form the middle part of the spoke body into a flat shape, and solidifying the first connecting section and the second connecting section.
(6) The connecting piece 3 is connected with the end part of the first spoke cap 2 in a threaded way.
(6) As shown in fig. 6, the second spoke cap 4 is passed out of the hole of the hub 7 and screwed to the connecting member 3.
(7) The third spoke cap 5 is attached to the rim, locking the nut 53.
Example two
As shown in FIGS. 8-10, the present embodiment discloses a carbon fiber spoke, including: spoke body 1, flower-drum coupling assembling and rim connecting piece.
Referring to fig. 10, the spoke body 1 is made of carbon fiber material, one end of the spoke body 1 forms a first connecting section 11, and the inner end of the first connecting section 11 forms a first step surface. The other end of the spoke body 1 forms a second connecting section 13, and a second step surface 14 is formed at the inner end of the second connecting section 13.
The hub connection assembly comprises a first spoke cap 2, a connection piece 3 and a second spoke cap 4. The middle part of the first spoke cap 2 is provided with a first step hole, and a first step surface 21 is formed in the first step hole. The first connecting section 11 is embedded in the first stepped hole, so that the first stepped surface 12 is clamped on the first stepped surface 21. The second spoke cap 4 is mounted on the hub 7. In this embodiment, the first spoke cap 2 is provided with a first external thread 82, the second spoke cap 4 is provided with a second external thread 92, the inner wall of the connecting piece 3 is provided with a first internal thread 81 and a second internal thread 91, the first internal thread 81 of the connecting piece 3 is connected with the first external thread 82 of the first spoke cap 2, and the second internal thread 91 of the connecting piece 3 is connected with the second external thread 92 of the second spoke cap 4.
The rim connecting piece is arranged at the other end of the spoke body 1 and is connected with a rim in a matching way. In this example, the rim connection comprises only the third spoke cap 5. A second stepped hole is formed in the middle of the third spoke cap 5, and a second stepped surface 51 is formed in the second stepped hole. The second connecting section 13 is embedded in the second stepped hole, so that the second stepped surface 14 is clamped on the second stepped surface 51.
The molding and installation process of the utility model is similar to the embodiment.
EXAMPLE III
As shown in fig. 11 and 12, the present embodiment is different from the first embodiment in that: the rim connector comprises a third spoke cap 5, a nut 53 and a connecting screw 6.
A second stepped hole is formed in the middle of the third spoke cap 5, and a second stepped surface 51 is formed in the second stepped hole. The second connecting section 13 is embedded in the second stepped hole, so that the second stepped surface 14 is clamped on the second stepped surface 51. As shown in fig. 12, the connection screw 6 is provided with an external thread 61, the end of the third spoke cap 5 is provided with an internal thread section 52, and the connection screw 6 is screwed into the internal thread section 52 to realize threaded connection and abuts against the outer end of the second connection section 13. The third spoke cap 5 passes through the rim 10 and is locked on the inner wall of the rim 10 by a nut 53.
Example four
As shown in fig. 13 to 15, the present embodiment is different from the second embodiment in that the present embodiment further includes a first carbon rod 15 and a second carbon rod 16.
When the first connecting section 11 of the spoke body 1 is embedded in the first stepped hole, the first carbon rod 15 is mounted at the outer end of the first connecting section 11 in an expanding manner. When the second connecting section 13 of the spoke body 1 is embedded in the second stepped hole, the second carbon rod 16 is mounted at the outer end of the second connecting section 13 in an expanding manner. The first carbon rod 15 and the second carbon rod 16 are both conical, and the conical heads are inserted into the first connecting section 11 or the second connecting section 13.
The molding and installation process of the embodiment is as follows:
(1) the cylindrical spoke body 1 is formed by pultrusion or rolling.
(2) The first spoke cap 2 and the third spoke cap 5 are respectively sleeved on two end parts of the spoke body 1.
(3) The end of the spoke body sleeved with the first spoke cap 2 forms a first connecting section 11 of the end of the spoke body through covering yarn. And forming a second connecting section 13 at the other end of the spoke body by covering yarns at the end part of the spoke body sleeved with the third spoke cap 5.
(4) The first spoke cap 2 and the third spoke cap 5 are moved, so that the first spoke cap 2 is embedded on the first connecting section 11, and the third spoke cap 5 is embedded on the second connecting section 13.
(5) At this time, the first connecting section 11 and the second connecting section 13 are not solidified after being wrapped with the yarns, so that the carbon fiber yarns are relatively loose, and the first carbon rod 15 is inserted into the first connecting section 11 and the second carbon rod 16 is inserted into the second connecting section 13.
(6) Put into the mould solidification shaping, make the middle part shaping of spoke body for flat form, first linkage segment 11 and the solidification of second linkage segment 13, first linkage segment 11 of the bloated tight first linkage segment of first carbon-point 15 makes first linkage segment 11 and first spoke cap 2 zonulae occludens. The second carbon rod 16 expands the second connecting section 13, so that the second connecting section 13 is tightly connected with the third spoke cap 5.
(7) The connecting piece 3 is in threaded connection with the end of the first spoke cap 2.
(8) The second spoke cap 4 is threaded out of the hole of the hub 7 and is connected with the connecting piece 3 in a threaded mode.
(9) The third spoke cap 5 is attached to the rim, locking the nut 53.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (9)
1. The utility model provides a carbon fiber spoke for connect rim and flower drum, its characterized in that includes:
the spoke body is made of carbon fiber materials, a first connecting section is formed at one end of the spoke body, and a first step surface is formed at the inner end of the first connecting section;
the hub connecting assembly comprises a first spoke cap, a connecting piece and a second spoke cap, wherein a first step hole is formed in the middle of the first spoke cap, and a first step surface is formed in the first step hole; the first connecting section is embedded in the first step hole, so that the first step surface is clamped on the first step surface; the second spoke cap is arranged on the hub, and the connecting piece is connected with the first spoke cap and the second spoke cap;
and the rim connecting piece is arranged at the other end of the spoke body and is connected with the rim in a matching way.
2. The carbon fiber spoke according to claim 1 further comprising a first carbon rod, wherein the first carbon rod is mounted at the outer end of the first connection section in an expanding manner when the first connection section of the spoke body is inserted into the first stepped hole.
3. The carbon fiber spoke according to claim 2 in which the first carbon rod has a conical shape and the conical head is inserted into the first connecting section.
4. The carbon fiber spoke according to any one of claims 1 to 3 wherein the first spoke cap is provided with a first external thread, the second spoke cap is provided with a second external thread, the inner wall of the connecting member is provided with a first internal thread and a second internal thread, the first internal thread of the connecting member is connected with the first external thread of the first spoke cap, and the second internal thread of the connecting member is connected with the second external thread of the second spoke cap.
5. The carbon fiber spoke according to any one of claims 1 to 3, wherein the first spoke cap is provided with a first internal thread, the second spoke cap is provided with a second external thread, the inner wall of the connecting piece is provided with a second internal thread, the outer wall of the connecting piece is provided with a first external thread, the first external thread of the connecting piece is connected with the first internal thread of the first spoke cap, and the second internal thread of the connecting piece is connected with the second external thread of the second spoke cap.
6. The carbon fiber spoke according to any one of claims 1 to 3 in which the rim connector includes a third spoke cap and a nut;
a second connecting section is formed at the other end of the spoke body, and a second step surface is formed at the inner end of the second connecting section; a second step hole is formed in the middle of the third spoke cap, a second step surface is formed in the second step hole, and the second connecting section is embedded in the second step hole so that the second step surface is clamped on the second step surface; and the outer wall of the third spoke cap is in threaded connection with the screw cap.
7. The carbon fiber spoke according to claim 6 in which the rim connector further comprises a connecting screw, the end of the third spoke cap is provided with an internal thread section, and the connecting screw is screwed into the internal thread section to realize a threaded connection and abuts against the outer end of the second connecting section.
8. The carbon fiber spoke according to claim 6 wherein the rim connector further comprises a second carbon rod, and the second carbon rod is tightly mounted at the outer end of the second connecting section when the second connecting section of the spoke body is embedded in the second stepped hole.
9. The carbon fiber spoke according to claim 1 in which the spoke body is flat at its center and cylindrical at both ends.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202123196747.3U CN216886044U (en) | 2021-12-17 | 2021-12-17 | Carbon fiber spoke |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202123196747.3U CN216886044U (en) | 2021-12-17 | 2021-12-17 | Carbon fiber spoke |
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CN216886044U true CN216886044U (en) | 2022-07-05 |
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CN202123196747.3U Active CN216886044U (en) | 2021-12-17 | 2021-12-17 | Carbon fiber spoke |
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CN (1) | CN216886044U (en) |
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2021
- 2021-12-17 CN CN202123196747.3U patent/CN216886044U/en active Active
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