TWI704072B - Wire arranging seat and a bicycle headset having the same - Google Patents

Abstract

A wire arranging seat and a bicycle headset having the same are provided. The wire arranging seat includes an annular body which is for being disposed on a bearing of a bicycle headset. The annular body defines an axial direction. An outer circumferential surface of the annular body has at least one notch. Each of the notch and one internal annular member of the bearing define a wire passage.

Description

Wire holder and headset including it

The present invention relates to a wire holder and a headset including the wire holder.

By the way, the structure of the headpiece of a general bicycle is disclosed in the patent TWI460095, with at least one bearing, one pressing piece and one covering piece. The bearing is arranged on the bowl of the bicycle head tube, and the pressing piece is arranged on the The inner side of the bearing and the covering member is provided with the pressing member. The pressing member and the covering member are rotated by the bearing relative to the bowl so that the handle riser of the bicycle can be connected to the front fork riser of the bicycle. Phase is fixed and can rotate smoothly with the head tube of the bicycle. Since the handle of the bicycle is equipped with a shift wire or a brake wire, in order to prevent the wire from being exposed and damaged by foreign objects, a wire holder as disclosed in patent EP2258613 was invented, which is set between the bearing and the handle riser. The wire holder A wire channel is opened on the inner wall of the ring for the wire to pass through.

However, since the above-mentioned conventional wire seat is provided with a wire channel on the inner wall, it is necessary to insert the tool from the inner circumferential wall of the ring body and perform turning to form the wire channel. Because the space on the circumferential wall of the ring body is very narrow, The processing difficulty is relatively high, which will increase the processing cost. In addition, when thicker or more wires are to be inserted, the inner wall of the ring must increase the diameter or number of the wire channels. When the diameter or number of the wire channels on the inner wall of the ring is too large or excessive, it will cause the ring There are too many recesses in the peripheral wall, and the area of the inner peripheral wall of the ring body in contact with the front fork standpipe is too small, making the inner peripheral wall of the ring unable to It is firmly sleeved on the front fork standpipe, so that the headset is loose and cannot be smoothly rotated with the handle standpipe and the front fork standpipe. There are shortcomings that need to be improved.

Therefore, it is necessary to provide a novel and advanced wire holder and a headset including the same to solve the above-mentioned problems.

The main purpose of the present invention is to provide a wire holder and a headpiece including the same, which has the advantages of low processing and forming difficulty, and can be threaded through thicker or more wires. In addition, the wire holder can be firmly sleeved in the front Fork standpipes to prevent the wire seat and the front fork standpipe from loosening each other.

In order to achieve the above-mentioned object, the present invention provides a wire holder for assembly on a bearing of a headpiece, the headpiece is sleeved on a front fork standpipe, and one end of the front fork standpipe is provided with A handle riser, the handle riser is for assembly in the front headset, the front headset is for installation in a front tube, the wire seat includes a ring for sleeved on the front fork riser, the ring defines a In the axial direction, the ring body is radially recessed with at least one notch from the outer peripheral surface, and each notch is used to define a wire channel between the notch and an inner ring of the bearing, and the wire channel is for at least one wire body to pass through.

In order to achieve the above-mentioned object, the present invention further provides a headset headset, which includes a wire seat as described above, and also includes a bearing and a cover. The bearing is arranged in a head tube of a bicycle, and includes an inner ring and an outer ring that can rotate mutually, and the ring body is covered on the inner ring of the bearing. The cover is arranged on the ring body and the head tube, and the cover is provided with a second set of holes for a front fork standpipe of the bicycle to pass through.

1: ring body

142: The first inclined section

8: Wire channel

91: Palin

9: Bicycle

92: Head tube

11: Axial

93: cover

12: Notch

94: fork standpipe

13: Ring wall

95: line body

14: Convex

96: handle standpipe

15: The first set of holes

911: inner ring

16: cut groove

912: Outer Ring

121: open

913: second vertical segment

122: bottom wall

914: second inclined section

123: side wall

931: second set of holes

141: The first vertical segment

932: perforation

Figure 1 is a schematic diagram of a preferred embodiment of the present invention installed on a bicycle.

2 and 3 are schematic diagrams of assembly of a preferred embodiment of the present invention.

Figure 4 is an exploded view of a preferred embodiment of the present invention.

Figures 5 and 6 are perspective views of the wire holder of the present invention.

Figures 7 and 8 are top views of the bushing and lead base of the present invention.

Figure 9 is a side sectional view of a preferred embodiment of the present invention.

Fig. 10 is a partial enlarged view of Fig. 9.

The following examples are only used to illustrate the possible implementation aspects of the present invention, but they are not intended to limit the scope of protection of the present invention, and are described first.

Please refer to Figures 1 to 10, which show a preferred embodiment of the present invention. The wire holder of the present invention is for assembly on a bearing 91 of a front headset, and the headset is set on a front fork vertical. Tube 94, one end of the front fork riser 94 is provided with a handle riser 96, the handle riser 96 is provided for assembly in the front headset, the front headset is for installation in a front tube 92, the wire seat includes a ring The ring body 1 is sleeved on the front fork standpipe and defines an axial direction 11. The ring body 1 is radially recessed with at least one slot 12 from the outer peripheral surface, and each slot 12 is provided for the training A wire channel 8 is defined between an inner ring 911 of the forest 91 (as shown in FIGS. 7 and 8), the wire channel 8 is for at least one wire body 95 to pass through, and the ring body 1 is sleeved on the front fork standpipe of the bicycle 9 94. Thereby, the wire holder can be processed from the outer peripheral surface of the ring body 1 and the at least one notch 12 is recessed and formed. The processing tool does not need to enter the ring body 1 for processing, so the processing tool will not be affected by the ring body 1. The inner peripheral surface restricts the range of movement, so that the at least one notch 12 has the advantage of lower processing difficulty, which can effectively reduce the manufacturing cost.

In addition, the present invention further provides a headset headset, including a wire seat as described above, and the headset headset further includes a bearing 91 and a cover 93. The bearing 91 is accommodated in the head tube 92 of a bicycle 9, and includes an inner ring 911 and an outer ring 912 that can rotate with each other. The ring body 1 covers the inner ring 911 of the bearing 91. The cover 93 covers the ring body 1 and the head tube 92, the cover 93 is provided with a second set of holes 931, the second set of holes 931 for the bicycle 9 front fork vertical tube 94 to pass through, the handle stand The tube 96 is covered by the cover 93 and locked with the front fork standpipe 94. When the handle standpipe 96 rotates, the cover 93, the wire holder and the inner ring 911 of the bearing 91 are Handle the riser 96 to drive it.

Furthermore, in this embodiment, the ring body 1 includes a ring wall 13 and at least two convex portions 14 extending radially along the outer peripheral surface of the ring wall 13, and the ring wall 13 defines a first set of holes 15. The first sleeve hole 15 is sleeved on the front fork standpipe 94, and a notch 12 is defined between any two adjacent protrusions 14. The hole wall of the first sleeve hole 15 is a complete cylindrical surface, so there is no unevenness The surface can have a larger contact area, and can be firmly sleeved on the front fork riser 94 to prevent the wire holder and the front fork riser 94 from loosening each other.

In this embodiment, the ring body 1 includes a plurality of convex portions 14 and a plurality of notches 12, one of the convex portions 14 has a circumferential length smaller than the circumferential length of the remaining convex portions 14, so that the adjacent two notches 12 has a larger aperture to accommodate more or larger wire bodies 95. In this embodiment, the two notches 12 are respectively provided with two wire bodies 95.

In detail, each convex portion 14 is provided with a first vertical section 141 parallel to the axial direction 11 and a first inclined surface section 142 oblique to the axial direction 11 on one side of the convex portion 14 radially outward. The inner ring 911 is provided with a second vertical section 913 and a second inclined plane section 914, the first inclined plane section 142 is disposed on the second inclined plane section 914, and the first vertical section 141 extends to abut against the second vertical section 913, so that the ring body 1 can be stably carried on the bearing 91.

Preferably, the ring body 1 is radially penetrated with a slit 16 which is located at an end of the convex portion 14 with a smaller circumferential length of the ring wall 13 in the radial direction, and the slit 16 extends over a convex Section 14, when the cover 93 and the handle stand pipe 96 are pressed against the ring body 1, the ring body 1 can be changed in radial size by the slit 16 to match the front forks of different sizes The standpipe 94 and the bearing 91 (as shown in FIGS. 7 and 8) are closely attached to the front fork standpipe 94 and the inner ring 911 of the bearing 91 to prevent relative rotation. The width of the slit 16 is between 1 and 3 mm, in this embodiment it is 2 mm. Generally speaking, the diameter of the cutting tool for cutting the slit 16 is between 1 and 3 mm. , It has the advantage of being easier to process the section groove 16, and it can limit the deformation of the ring wall 13 when it is deformed and tighten the front fork standpipe 94, so as to avoid excessive deformation of the ring wall 13 into an oval shape. It is not possible to smoothly and completely cover and tighten the front fork standpipe 94. However, in other embodiments, the width of the slit can also be between 0.2 and 25 mm, and is not limited thereto.

Viewed along the axial direction 11, each convex portion 14 tapers radially inward, and each notch 12 has an opening 121, a bottom wall 122, and two side walls 123. The bottom wall 122 is the ring wall 13 On the outer peripheral surface, the two side walls 123 are connected to both ends of the bottom wall 122, and the connection between the two side walls 123 and the bottom wall 122 is a concave arc shape so that the wire 95 will not be slightly shaken relative to the notch 12 The connection between the two side walls 123 and the bottom wall 122 is restricted to prevent the wire body 95 from being damaged by excessive pulling or rubbing of the notch 12. In addition, viewed along the axial direction 11, the radial width of the wire channel 8 ranges from 3.5 to 6.5 mm, in this embodiment 5 mm, and the minimum distance of the wire channel 8 in the circumferential direction is greater than 4 mm. Preferably, it is 8 mm, which can be used to pass a wire 95 with a larger diameter (for example, a brake wire with a diameter of 4 mm), and it can be used to pass through two of the notches 12 at the same time. Circumferentially side by side without excessive squeezing each other.

Preferably, the cover 93 is further provided with at least one perforation 932 corresponding to a wire channel 8. In this embodiment, the cover 93 is provided with two perforations 932 for being respectively provided in The line bodies 95 (such as the shift line and the brake line) on the left and right sides of the bicycle 9 pass through.

In summary, in the wire holder of the present invention and the headset including the same, the wire holder can be processed from the outer circumferential surface of the ring body to recess the at least one notch, so that the tool will not be affected by the inner circumferential surface of the ring body. The range of motion is limited, so it has the advantage of lower processing difficulty, which can effectively reduce the manufacturing cost. In addition, the hole wall of the first set of holes is a complete cylindrical surface, so there is no uneven surface and can have a larger contact area, which can be stably It is sleeved on the front fork standpipe to prevent the wire seat and the front fork standpipe from loosening each other.

1: ring body

12: Notch

14: Convex

91: Palin

92: Head tube

94: fork standpipe

Claims (10)

A wire seat for assembly on a bearing of a headset, the headset for sleeves on a front fork standpipe, one end of the front fork standpipe is provided with a handle standpipe, the handle standpipe The headset is provided in the front of the head, the headset is provided in a head tube, including; a ring body for sleeved on the front fork standpipe, the ring body defines an axial direction, the ring body is defined by the outer circumference At least one notch is provided in the recess, and each notch defines a wire channel between each of the notches and an inner ring of the bearing, and the wire channel is for at least one wire body to pass through. The wire holder according to claim 1, wherein the ring body includes a ring wall and at least two protrusions extending radially along the outer circumferential surface of the ring wall, the ring wall defines a first set of holes, and any two adjacent ones A notch is defined between the convex parts. The wire holder according to claim 2, wherein the ring body includes a plurality of convex parts and a plurality of notches, and the circumferential length of one convex part is smaller than the circumferential length of the other convex parts. The wire holder according to claim 3, wherein the ring body is radially pierced with a slit, and the slit is located at an end of the convex portion with a smaller radial length relative to the circumferential length of the ring wall, and the slit extends in a Convex. The wire holder according to claim 4, wherein the width of the slit is between 1 and 3 mm. The wire holder according to claim 2, wherein a first vertical section parallel to the axial direction and a first inclined plane section oblique to the axial direction are provided on one side of each convex portion radially outward, the bearing The inner ring is provided with a second vertical section and a second inclined plane section, the first inclined plane section is arranged on the second inclined plane section, and the first vertical section extends and abuts against the second vertical section. The wire holder according to claim 2, wherein when viewed along the axial direction, each of the convex portions tapers radially inward, and each of the notches has an opening, a bottom wall and two side walls, and the bottom wall is the On the outer peripheral surface of the ring wall, the two side walls are connected to both ends of the bottom wall, and the connection point between the two side walls and the bottom wall is in a concave arc shape. The wire holder according to claim 1, wherein when viewed along the axial direction, the radial width of the wire channel is between 3.5 and 6.5 mm, and the minimum distance of the wire channel in the circumferential direction is greater than 4 mm. A headset headset, comprising the wire seat according to any one of claims 1 to 8, and further comprising: a bearing, housed in a bicycle, a head tube, including an inner ring and a head tube that can rotate with each other The outer ring, the ring body is covered on the inner ring of the bearing; a cover is arranged on the ring body and the head tube, the cover is provided with a second set of holes, the second set of holes is for the bicycle A front fork standpipe is installed. The headset of claim 9, wherein the cover is additionally provided with at least one perforation, and the perforation corresponds to the wire channel.

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