TW202035182A - Adapting device and a hub combination of using the same - Google Patents

Abstract

The invention discloses an adapting device is a fitting member or a combination of an adapter and the fitting member. A hub comprises a body and a ratchet device which is mounted inside thereof. The fitting member of the adapting device is directly connected to the ratchet device, or the adapting device is connected to the ratchet device by the adapter. According to the above mention, the present invention has the effect of quickly replacing the adapting device and the rotation of the hub combination has a better stability.

Description

Adapter device and hub assembly using the adapter device

The invention relates to the technical field of a bicycle hub, in particular to a fitting device and a hub assembly using the fitting device.

Generally, the rear wheel hub of a bicycle is installed on a rear wheel and combined with a gear ring or gear ring group. The hub system has a spindle to connect the frame, in addition, the axis passes through a body and a ratchet tube, a brake device (ratchet device) is provided between the ratchet tube and the body, and the gear ring or gear ring group is connected to the Ratchet tube. A chain is used to engage the gear ring or gear ring group, and the rotation of the chain can drive the gear ring or gear ring group to rotate, thereby causing the hub and the rear wheel to rotate.

However, once the brake device is equipped between the body and the ratchet cylinder, there is no possibility of interchange. When the main body or the ratchet cylinder is damaged, the whole group can only be discarded, which is very wasteful and relatively increases the maintenance cost.

Taiwan Patent No. M562780 discloses a "hub assembly that can be quickly disassembled and repaired." It mainly designs a brake device as a ring with a one-way rotation, and the brake device is installed inside one end of a body, a ratchet cylinder The front end is embedded or locked in the axial center of the ring.

The previous patent case can be quickly replaced when the ratchet cylinder is damaged; however, the technical means that the front end of the ratchet cylinder is embedded or locked at the center of the ring obviously leads to insufficient combination of the ratchet cylinder and the ring, and the ratchet cylinder It is easy to loosen with the ring.

A spinner hub system commonly known in the industry has a ratchet device installed inside the tower base, and an internal thread is formed on the axial inner wall surface of the ratchet device to lock the hub body. When the tower base is driven and the ratchet device is locked, the hub body can be driven; when the tower base rotates in the opposite direction, the ratchet device does not become a locked state. Since the ratchet device of the flower hub is locked to the hub body and the ratchet device is installed inside the tower base, many processes are required to replace the tower base, and the ratchet device may not be compatible with the replaced tower base.

The purpose of the present invention is to provide an adapter device and a hub assembly using the adapter device, which can quickly replace tower bases of different specifications, thereby achieving the effect of meeting the actual needs of users.

The object of the present invention is to provide an adapter device and a hub assembly using the adapter device, which can make the rotation of the ratchet device and the hub have better stability.

In order to achieve the above-mentioned purposes and effects, the adapter device disclosed in the present invention includes an adapter member, a hollow channel inside the axial direction; a coupling mechanism located in the hollow channel of the adapter member; wherein the adapter member The coupling mechanism is used for coupling to one end of the hub, and the fitting piece is used to pass through in the axial direction of the gear ring set.

The hub assembly disclosed by the present invention includes a hub body having a first end, and a second end opposite to the first end. An accommodating space is formed in the axial inner portion of the hub body and penetrates the hub body. The first end and the second end; a ratchet device includes a gear ring and a ratchet member, wherein the gear ring is installed in the accommodating space, the ratchet member is a shaft tube with a pawl head at one end, the The pawl head has a plurality of pawls for engaging the gear ring, one end of the shaft tube is a set of terminals, and the outer surface of the set of terminals has a set of connecting mechanism and exposes the first end of the hub body; The connecting piece is a hollow channel in the axial direction, a coupling mechanism is located on the inner wall of the hollow channel, and the adapter is coupled to the assembly mechanism of the ratchet member by the coupling mechanism, and is close to the hub body Of the first end.

Hereinafter, preferred embodiments are listed, and the objectives and effects disclosed by the present invention are described in detail in conjunction with the drawings.

Please refer to FIG. 1, which shows an adapter device 30 for connecting a hub assembly 10 and a gear ring assembly 20. The hub assembly 10 has a hub body 12, and one end of the body 12 is a first end 14, and the other end is a second end 16 opposite to the first end 14. The fitting device 30 is combined with the hub assembly 10 and is close to the first end 14 of the hub body 12. In addition, the adapter 30 is used to pass through the axial direction of the gear ring assembly 20, and a spindle 18 penetrates the axial inner portion of the hub body 12 and the adapter 30.

Please refer to FIG. 2, the adapter device 30 includes an adapter 32 and a coupling mechanism 34. A hollow channel 36 is formed inside the adapter 32 in the axial direction. A coupling mechanism 34 is secured in the hollow passage 36. In particular, the coupling mechanism 34 is formed on the inner wall surface of the hollow passage 36, and the coupling mechanism 34 may be a threaded structure.

The hub assembly 10 includes a ratchet device 40. The ratchet device 40 is installed at a proper position inside the hub body 12, and the ratchet device 40 is connected to the hub body 12. The ratchet device 40 can drive the hub body 12 to rotate. Furthermore, the ratchet device 40 has a set of terminals 42. The outer surface of the connecting end 42 has a connecting mechanism 44 and the first end 14 of the hub body 12 is exposed. The assembling mechanism 44 may be a threaded structure. The spindle 18 passes through the ratchet device 40.

In this way, the adapter 32 and the assembly end 42 can be directly locked and combined with each other through the thread structure. In other words, the rotation of the adapter device 30 can drive the ratchet device 40 and the hub body 12 to rotate. It is worth noting that the adapter 32 does not have a ratchet mechanism or a ratchet device.

Please refer to FIG. 3, another type of coupling mechanism 35 is formed on the inner wall surface of the hollow channel 36 of the adapter 32. The coupling mechanism 35 may be a rib structure.

The outer surface of the connecting end 42 of the ratchet device 40 of the hub 10 has another connecting mechanism 45 and the first end 14 of the hub body 12 is exposed. The assembling mechanism 45 may have a groove structure.

In this way, the adapter 32 and the assembly end 42 can be combined by embedding the rib structure and the groove structure with each other. In other words, the rotation of the adapter device 30 can drive the ratchet device 40 and the hub body 12 to rotate. It is worth noting that the adapter 32 does not have a ratchet mechanism or a ratchet device.

Please refer to FIG. 4, the embodiment disclosed in the figure is that the adapter 32 has a coupling mechanism 50. The coupling mechanism 50 includes a combination of a thread structure 52 and an adapter 54. The thread structure 52 is formed on the inner wall surface of the hollow passage 36 of the adapter 32. The outer surface of the adapter 54 has an external thread structure 55. The adapter 54 has a matching hole 56 in the axial direction, and the inner wall of the matching hole 56 has an inner matching structure 58. The external thread structure 55 of the adapter 54 is used to connect the thread structure 52 of the inner wall surface of the hollow channel 36 of the adapter 32, so that the adapter 54 is combined with the adapter 32.

In addition, the adapter 54 is combined with the assembling mechanism 44 at one end of the hub assembly 10 through the inner mating structure 58. Therefore, the adapter 32 is combined with the hub assembly 10 through the adapter 54.

Please refer to FIG. 5, the embodiment disclosed in the figure is that the adapter 32 has a coupling mechanism 50. The coupling mechanism 50 includes a combination of a rib structure 53 and an adapter 54. The rib structure 53 is formed on the inner wall surface of the hollow channel 36 of the adapter 32. The outer surface of the adapter 54 has an outer groove structure 57. The adapter 54 has a matching hole 56 in the axial direction, and the inner wall of the matching hole 56 has an inner matching structure 58. The outer groove structure 57 of the adapter 54 is used to combine with the rib structure 53 on the inner wall surface of the hollow channel 36 of the adapter 32, so that the adapter 54 is combined with the adapter 32.

In addition, the adapter 54 is combined with the assembling mechanism 44 at one end of the hub assembly 10 through the inner mating structure 58. Therefore, the adapter 32 is combined with the hub assembly 10 through the adapter 54.

The inner mating structure 58 disclosed in FIGS. 4 and 5 can be a threaded structure or a rib structure for coupling with the assembling mechanism 44. In addition, the inner mating structure 58 of the adapter 54 and the outer mating structure of the outer surface, such as the outer thread structure 55 or the outer groove structure 57, may be the same or different.

According to the technical content disclosed above, the adapter 32 does not contain any ratchet device inside, and the adapter 32 is directly installed at one end of the hub assembly 10, or the adapter 32 is combined with the adapter 54 , And then the adapter 54 is combined with one end of the hub assembly 10 so that the adapter device 30 is installed on one end of the hub assembly 10.

In particular, one end of the ratchet device 40 installed inside the hub body 12 needs to extend out of the first end 14 of the hub body 12, so that any form of the adapter device 30 disclosed in the present invention is It can be installed at one end of the ratchet device 40.

Please refer to FIG. 6, the two ends of a hub body 70 disclosed in this embodiment are a first end 72 and a second end 74. An accommodating space 76 is formed inside the axial direction of the hub body 70 and penetrates the first end 72 and the second end 74. A ratchet device 80 includes a gear ring 82 and a ratchet member 84, wherein the gear ring 82 is installed in the accommodating space 76 and is close to the first end 72.

Furthermore, the ratchet member 84 has a pawl head 88 at one end of a shaft tube 86. The pawl head 88 has a plurality of pawls 90 for engaging the gear ring 82. The other end of the shaft tube 86 is the connecting end 92, and the outer surface of the connecting end 92 has a connecting mechanism 94. The assembling mechanism 94 may be a threaded structure or a groove structure.

An adapter device 100 is a hollow channel 102 in the axial direction of an adapter 101. A coupling mechanism 104 is located on the inner wall surface of the hollow channel 102. In order to enable the coupling mechanism 104 to be connected to the assembling mechanism 94, the coupling mechanism 104 can adopt a threaded structure or a rib structure corresponding to the assembling mechanism 94.

The other fitting device 110 is a fitting 111 with a coupling mechanism 112 in the axial direction. The coupling mechanism 112 includes a thread structure 114 and an adapter 116. The outer surface of the adapter 116 has an external thread structure 118 combined with the thread structure 114, so that the adapter 116 is installed inside the adapter 111. Or the coupling mechanism 112 includes a rib structure 117 and an adaptor 119, wherein the outer surface of the adaptor 119 has an outer groove structure 120 to join the rib structure 117, so that the adaptor 119 is installed inside the adaptor 111 .

Secondly, the adapters 116 and 119 have a matching hole 122 in the axial direction. The inner wall of the matching hole 122 has an inner matching structure 124. Corresponding to the assembly mechanism 94, the inner mating structure 124 can be a threaded structure or a rib structure.

Please refer to Figure 7, the adapter 101 of the adapter device 100 can use the coupling mechanism 104 (select the thread structure or the rib structure) on the axial inner wall to directly couple the assembly mechanism of the ratchet member 84 94. Please refer to Fig. 8, the adapter 111 of the adapter device 110 can be combined by the internal adapter structure 124 (select the thread structure or the rib structure) of the adapter 116 (or 119) of the coupling mechanism 112 The assembly mechanism 94 of the ratchet member 84.

It is worth noting that one end of the adapter piece 101 and 111 crosses the first end 72 of the hub body 70, so that the inner wall surface of the adapter piece 101 and 111 and the outer wall surface of the hub body 70 have a distance. 130, so that the adapters 101 and 111 do not contact the hub body 70.

Referring to FIG. 9, the hub structure disclosed in this embodiment includes a hub body 140 having a first end 142 and a second end 144, and an accommodating space 146 is formed in the axial inner portion of the hub body 140 Pass through the first end 142 and the second end 144. A ratchet mechanism 150 includes a gear ring 152 and a ratchet component 154, and the gear ring 152 is installed in the accommodating space 146 of the hub body 140 close to the second end 144. Secondly, the ratchet member 154 is a combination of a pawl head 157 and a plurality of pawls 158 connected to one end of a shaft tube 156. The ratchet member 154 is installed in the accommodating space 146, each pawl 158 engages the gear ring 152, and the shaft tube 156 extends from a position adjacent to the second end 144 through the accommodating space and passes through the first end 142.

It is worth noting that the shaft tube 156 has a hollow structure in the axial direction for the mandrel 18 to pass through. The outer surface of one end of the shaft tube 156 has a coupling mechanism 160. The assembling mechanism 160 may be a thread structure or a groove structure.

An adapter 170 is a hollow channel 172 in the axial direction of an adapter 171. A coupling mechanism 174 is located on the inner wall surface of the hollow channel 172. In order to enable the coupling mechanism 174 to be connected to the assembling mechanism 160, the coupling mechanism 174 can adopt a threaded structure or a rib structure corresponding to the assembling mechanism 160.

Another fitting device 180 is a fitting member 181 with a coupling mechanism 182 inside the axial direction. The coupling mechanism 182 includes a thread structure 184 and an adapter 186. The outer surface of the adapter 186 has an external thread structure 188 combined with the thread structure 184 so that the adapter 186 is installed inside the adapter 181. Or the coupling mechanism 182 includes a rib structure 187 and an adaptor 189, wherein the outer surface of the adaptor 189 has an outer groove structure 190 to join the rib structure 187, so that the adaptor 189 is installed inside the adaptor 181 .

Secondly, the adapters 186 and 189 have a matching hole 191 in the axial direction. The inner wall of the mating hole 191 has an inner mating structure 192. The inner mating structure 192 can be a threaded structure or a rib structure corresponding to the assembling mechanism 160.

Please refer to Figure 10, the adapter 171 of the adapter 170 can be directly combined with the assembly mechanism of the ratchet 154 by using the coupling mechanism 174 (select the thread structure or the rib structure) of the axial inner wall surface 160. Please refer to Figure 11, the adapter 181 of the adapter device 180 can be combined with the internal adapter structure 192 (select the thread structure or the rib structure) of the adapter 186 (or 189) of the coupling mechanism 182 The assembling mechanism 160 of the ratchet 154.

It is worth noting that one end of the adapter parts 171 and 181 crosses the first end 142 of the hub body 140, so that the inner wall surface of the adapter parts 171 and 181 and the outer wall surface of the hub body 140 are spaced apart 130, so that the adapters 171 and 181 do not contact the hub body 140.

Based on the above content, the present invention discloses that the adapters 32, 101, and 170 can be directly connected to one end of the ratchet member 84 or 154 by locking connection or inlay connection. The adapters 32, 111 and 180 can be combined with the adapter 54, 116, 119, 186 or 189, and the adapter 54, 116, 119, 186 or 189 can be combined with one end of the ratchet member 84 or 154. It is worth noting that, no matter which form, the adapters 32, 101, 111, 170, and 180 do not have a ratchet device. With the combination of thread locking or concave-convex embedding, the adapters 32, 101, 111, 170, and 180 can be replaced more easily. In addition, the adapters 32, 111, and 180 can be used with the adapters 54, 116, 119, 186, or 189 for the shaft tubes 86 or 156 with different outer diameters.

Since different gear ring sets 20 can provide different pedaling effects, users often choose corresponding gear ring sets due to their use needs. However, traditional gear ring sets and hubs correspond to each other and cannot be replaced, so the application of this embodiment In the disclosed hub structure, the user only needs to combine the gear ring set 20 to be used with the adapter 32, 101, 111, 170 or 180, and then the technical means of lock connection or inlay connection can be used to make the The ring ring group 20 is linked with the hub, so this example has the effect of quick replacement and can meet the pedaling needs of users.

In addition, in this embodiment, the ratchet device 150 can be installed at a position adjacent to the second end 144 of the hub body 140, so that the rotation stability of the hub body 140 can be improved.

After the adapter device 30, 100, 110, 170, 180 disclosed in each embodiment is combined with the hub body 12, 70, 140, a suitable locking element (not shown), such as a nut, can be used for locking One end of the spindle 18 is used to restrict the coupling device 30, 100, 110, 170, 180 from being separated from the hub body 12, 70, 140. However, the use of nuts to provide the technical means of preventing and preventing falling is known and commonly used, so it is not detailed here.

The above-mentioned embodiments are only illustrative of the technology and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with this technology can modify and change the above-mentioned embodiments without violating the technical principle and spirit of the present invention. Therefore, the protection scope of the present invention should be listed in the scope of patent application described later .

10: Flower hub combination 12: Flower hub body 14: First end 16: Second end 18: Mandrel 20: Gear ring group 30: Adapter 32: Adapter 34: combined structure 35: combined structure 36: Hollow channel 40: Ratchet device 42: assembly end 44: Assembly organization 45: Assembly organization 50: Combination mechanism 52: Thread structure 53: rib structure 54: adapter 55: External thread structure 56: Mating hole 57: Outer groove structure 58: Inner mating structure 60: accommodating space 70: hub body 72: first end 74: second end 76: accommodating space 80: ratchet device 82: gear ring 84: ratchet 86: Shaft tube 88: Detent head 90: pawl 92: assembly end 94: Assembly mechanism 100: Adapter device 101: Adapter 102: Hollow channel 104: Combination mechanism 110: Adapter device 111: Adapter 112: Combination mechanism 114: Thread structure 116: Adapter 117: rib structure 118: external thread structure 120: outer groove structure 122: mating hole 124: internal mating structure 130: spacing 140: hub body 142: first end 144: second end 146: housing space 150: Ratchet device 152: Gear ring 154: Ratchet wheel 156: Shaft tube 157: Detent head 158: pawl 160: assembly mechanism 170: Adapter 171: Adapter 172: Hollow channel 174: Combination mechanism 180: Adapter device 181: Adapter 182: Combination mechanism 184: Thread structure 186: adapter 187: rib structure 188: External thread structure 189: Adapter 190: External groove structure 191: Mating hole 192: Internal mating structure

Figure 1 is a schematic diagram of the combination of the hub assembly and the gear ring assembly of the present invention. Figure 2 is an exploded view of the first embodiment of the combination of the socket device and the hub of the present invention. Figure 3 is an exploded view of the second embodiment of the combination of the socket device and the hub of the present invention. Figure 4 is an exploded view of the third embodiment of the combination of the socket device and the hub of the present invention. Figure 5 is an exploded view of the fourth embodiment of the combination of the socket device and the hub of the present invention. Figure 6 is an exploded view of the first embodiment of the socket device, hub body and ratchet device of the present invention. Figure 7 is a schematic diagram of the first embodiment of the assembly of the socket device, hub body and ratchet device of the present invention. Figure 8 is the second combination diagram of the first embodiment of the socket device, hub body and ratchet device of the present invention. Figure 9 is an exploded view of the second embodiment of the socket device, hub body and ratchet device of the present invention. Figure 10 is a schematic diagram of the first combination of the second embodiment of the socket device, hub body and ratchet device of the present invention. Figure 11 is the second combination schematic diagram of the second embodiment of the socket device, hub body and ratchet device of the present invention.

10: Flower hub combination

12: Hub body

14: first end

18: Mandrel

30: Docking device

32: Adapter

34: Combining institutions

36: Hollow channel

40: Ratchet device

42: assembly end

44: Organization

Claims (14)

An adapter device is used to combine a ratchet device installed inside a hub, which includes: An adapter, the axial inside of which is a hollow channel; A coupling mechanism is located in the hollow channel of the adapter; The adapter is coupled to one end of the ratchet device by the coupling mechanism, and the adapter is located at one end of the hub. As described in the first item of the scope of patent application, the coupling mechanism is formed on the inner wall surface of the hollow channel of the adapter, and the coupling mechanism is a threaded structure or a rib structure. As described in the first item of the patent application, the coupling mechanism is a combination of a thread structure and an adapter, wherein the thread structure is formed on the inner wall surface of the hollow passage of the adapter, and the adapter outer surface It has an external thread structure, the adapter has a mating hole in the axial direction, and the inner wall of the mating hole has an inner mating structure, the outer thread structure of the adapter is combined with the thread structure, so that the adapter is combined with the Connecting piece, the adapter is combined with one end of the hub by the inner matching structure. As described in the first item of the patent application, the coupling mechanism is a combination of a rib structure and an adapter, wherein the rib structure is formed on the inner wall surface of the hollow channel of the adapter, the adapter The outer surface has an outer groove structure, the adapter has a mating hole in the axial direction, and the inner wall of the mating hole has an inner mating structure. The outer groove structure of the adapter is combined with the rib structure to make The adapter is combined with the adapter, and the adapter is combined with one end of the hub by the internal adapter structure. According to the mating device described in item 3 or 4 of the scope of patent application, the inner mating structure of the adapter is a threaded structure or a rib structure. A flower hub combination, which contains: A hub body having a first end and a second end opposite to the first end, and an accommodating space is formed inside the axial direction of the hub body and penetrates the first end and the second end; A ratchet device includes a gear ring and a ratchet member, wherein the gear ring is installed in the accommodating space, and the ratchet member is provided with a pawl head at one end of a shaft tube, and the pawl head has a plurality of pawls for To engage the gear ring, one end of the shaft tube is a set of joints, and the outer surface of the set of joints has a joint mechanism and exposes the first end of the hub body; An adapter, the inside of the system is a hollow channel, a coupling mechanism is located on the inner wall of the hollow channel, and the adapter is coupled to the assembly mechanism of the ratchet by the coupling mechanism, and is close to the flower The first end of the hub body. The hub assembly described in item 6 of the scope of the patent application, wherein one end of the adaptor crosses the first end of the hub body, and the inner wall surface of the hollow channel of the adaptor and the hub body There is a distance between the outer wall surfaces, so that the adapter does not contact the hub body. For the flower hub assembly described in item 6 of the scope of patent application, the gear ring of the ratchet mechanism is installed in the accommodating space of the hub body and is close to the first end, and the pawl head of the ratchet member is Each pawl engages the gear ring, and the assembly end of the shaft tube exposes the first end of the hub body. For the flower hub assembly described in item 6 of the scope of patent application, wherein the gear ring of the ratchet mechanism is installed in the accommodating space of the hub body and is close to the second end, and the pawl head of the ratchet member is borrowed Each pawl engages the gear ring, and the assembly end of the shaft tube exposes the first end of the hub body through the accommodating space. For example, the hub assembly described in item 6 of the scope of patent application, wherein the coupling mechanism inside the adapter is a threaded structure, and the adapter uses the threaded structure to lock and connect the assembly of the assembly end of the ratchet member接机构。 The agency. For the flower hub assembly described in item 6 of the scope of patent application, wherein the coupling mechanism inside the adapter is a rib structure, and the adapter is embedded and coupled with the assembly end of the ratchet member through the rib structure The organization. For example, the hub assembly described in item 6 of the scope of patent application, wherein the coupling mechanism inside the adapter is a thread structure and an adaptor, the outer surface of the adaptor is combined with the thread structure, and the adaptor has a fitting in the axial direction. The inner wall of the matching hole has an inner matching structure, and the inner matching structure of the adaptor is combined with the assembling mechanism of the assembling end of the ratchet member. For the flower hub assembly described in item 6 of the scope of patent application, the coupling mechanism inside the adapter is a combination of a rib structure and an adaptor, the outer surface of the adaptor is combined with the rib structure, and the shaft of the adaptor There is a mating hole, the inner wall of the mating hole has an inner mating structure, and the inner mating structure of the adaptor is combined with the assembling mechanism of the assembling end of the ratchet member. For the hub assembly described in item 12 or 13 of the scope of the patent application, the internal mating structure of the adapter is a threaded structure or a rib structure.

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