CN206171689U - Locomotive bowl group of adjustable riser height of bicycle - Google Patents

Abstract

The utility model discloses a locomotive bowl group of adjustable riser height of bicycle, including last bowl subassembly and lower bowl subassembly, to go up a bowl subassembly and have first body, second body, aluminium pipe chute and a bearing, the bearing housing is established and is connected at the standpipe and with the head tube upper end, and oblique aluminum pipe is filled in and is established periphery in the bearing, and first body and second body cup joint each other axial displacement to the position is to one side between aluminum pipe and the riser, by the mutual axial displacement of first body and second body, with the height of the relative head tube of adjustment riser, by this, under the situation of not dismantling, can not only operate simple and easy, the dismouting of being convenient for with not equidirectional rotation and then the relative head tube height of adjustment riser, more need not to use to practise and know the disk pack, use the reduction defective rate.

Description

The headset group of bicycle adjustable vertical tube height

Technical field

The utility model is relevant with bicycle, more particularly to a kind of headset group of bicycle adjustable vertical tube height.

Background technology

The headset group of general bicycle use is for making standpipe and standpipe of front fork mutually be packed in the head tube of car body It is interior, and can provide above-mentioned three with two bearings and have the effect of lubrication when rotating.

The headset group of Regular Bicycle refers to TaiWan, China M421286 new patents, including on one bowl group and Once bowl group, bowl group includes a ring seat, a bearing, a packing ring, a Shang Gai and a pad on this；The ring seat includes extending Extension in section, bearing section and, lid includes a lower edge on this；It is to select to be somebody's turn to do when this creation is loaded on exposed head tube Ring seat is set for bearing, and apical margin of extension forms a gap with the lower edge of upper lid on this；When this creation is loaded on hidden steering head Guan Shi, not from the ring seat, the bearing directly is entered to put in the hidden steering head pipe, under the apical margin of the sheathing section and upper lid Edge forms the gap, and two above-mentioned gap lengths are identical；But its structure simultaneously cannot adjust the height of (handle) standpipe.

And TaiWan, China M251783 new patents are refer again to, as shown in Figures 1 and 2, the hand disclosed by it is vertical Pipe furring device is provided with least one packing ring 10 ' that padded can be arranged above headset group 62 ', and one can cover at packing ring 10 ' the outside cone-shaped hood circles 20 ' for forming covering；Wherein：Described packing ring 10 ' is the cylindrical spacer in cylinder kenel, and The quantity and height of set packing ring 10 ' are that embodiment as depicted is provided with three depending on the padded height of hand handle riser 50 ' The packing ring 10 ' of individual short cartridge type state；Described cone-shaped hood circle 20 ' is set to one and can cover to set cover in hand handle riser 50 ' and headstock The conical cover ring structure of set packing ring 10 ' between bowl group 62 '；However, when adjustment hand 50 ' height of handle riser is needed, it is necessary to will Hand handle riser 50 ' separates front fork tube completely, then by cone-shaped hood circle 20 ', could adjust the quantity of packing ring 10 ' to adjust hand handle riser 50 ' height, operating performance is very complicated and inconvenience；And its fixed form is fixed using disc group 30 ', and due to disk If the assembling of piece group 30 ' precisely, then must not spend the time to carry out heavy industry, and may damage the interior table of head tube Face, if again with this shipment to client or consumer, it will influence goodwill and brand reputation.

Furthermore, refer again to TaiWan, China M368601 new patents, as shown in Figures 3 and 4, disclosed by it from Driving hand heightening structure be one coordinate be mounted on front fork shoulder seat 20 " on standpipe 21 " with handle vertical pipe 30 " formed link increasing Senior executive 10 " structure, increase pipe 10 " be a hollow tube, its bottom end side forms plug termination end 11 ", and plug termination end 11 " side extend There is lock to set portion 112 ", and open wall edge and be provided with an oblique lock against groove 113 " locked, and plug termination end 11 " be up provided with one and fit When the extension 13 of length ", extension 13 " outer tube diameter be slightly less than plug termination end 11 " caliber, and extension 13 " be engagement sleeves Have several padded circles 131 ", padded circle 131 " be the setting person with different-thickness, by padded circle 131 " quantity and thickness The height of difference, to adjust handle vertical pipe 30 "；However, when needing to adjust handle vertical pipe 30 " height when, it is necessary to by hand perpendicular Pipe 30 " separates standpipe 21 completely ", then adjust padded circle 131 " quantity or thickness, operating performance is very complicated and inconvenience.

Therefore how to solve the situation of above-mentioned known techniques missing, as the utility model primarily researches and develops problem.

Utility model content

The main purpose of utility model is to provide a kind of headset group of bicycle adjustable vertical tube height, by first The internal thread part of the external thread part of body and the second body is mutually spirally connected, under the situation do not dismantled, you can in different directions Rotate and then adjust standpipe with respect to head tube highly, not only operation is simple, be easy to dismounting, more without using known disc group, by To reduce fraction defective.

It is that, up to object defined above, utility model provides a kind of headset group of bicycle adjustable vertical tube height, including on one Bowl assembly and once bowl assembly, the lower bowl assembly is set in a vertical tube of a front fork tube and position is in the vertical tube and the two of the front fork tube The junction of front cross-arm, bowl assembly is set in the vertical tube and is separately set with the lower bowl assembly on this, on this bowl assembly with should Lower bowl assembly is to be connected with the upper end and lower end of a head tube respectively, and a standpipe is set in the vertical tube, and position bowl group on this Part top, it is characterised in that：Bowl assembly has one first body, one second body, an aluminium inclined tube and a bearing on this, should Bearing is set in the vertical tube and is connected with the upper end of the head tube, and the oblique aluminum pipe plug is located at the bearing inner peripheral, first body And second body mutually axially can be socketed with displacement, and position is between the oblique aluminum pipe and the standpipe, by first body and The mutually axially displacement of second body, to adjust a height of the standpipe with respect to the head tube.

In certain embodiments, first body has an external thread part, and second body has an internal thread part, and this is interior Threaded portion is mutually screwed together with the external thread part, thereby so that first body and the second body mutually axially displacement.

In certain embodiments, the top of first body protrudes out a polygonal bulge loop or a Long Circle bulge loop.

In certain embodiments, second body has an axial profile groove, and one is equipped with the axial profile groove radially Wears groove, the radial direction wears groove passes locking for a screw tightening, so as to second body is tightened be fixed in first body.

In certain embodiments, second body has a radial direction screw, and the extended line of the radial direction screw axis is by being somebody's turn to do The axle center of the second body, the radial direction screw is passed with the outer surface of contact first body through a screw tightening, by this second Body is fixed with respect to first body.

In certain embodiments, first inner surface of tube body has the second ring groove of spaced setting, to supply respectively One sealing ring is set.

By above-mentioned structure, when needing to adjust the height of standpipe, the screw tightening spiral shell pine of standpipe can be adjusted to be intended to height Degree, then by the screw tightening spiral shell of the second body pine, then by the top contact riser bottom of the first body, can directly with hand rotation the Two bodys until the upper end of contact head tube, then are pressed from both sides with relative first body towards the upper extreme direction displacement of head tube with hand-held tool The polygonal bulge loop or Long Circle bulge loop of tight first body are rotated, and make the top of the first body against riser bottom, meanwhile, make the The bottom of two bodys finally again screws tight the screw tightening of the second body, by the first body and second against the upper end of head tube Body is fixed.

Brief description of the drawings

Fig. 1 is the decomposing schematic representation of the headset group of known utility model patent M421286.

Fig. 2 is the schematic cross-sectional view of the headset group of known utility model patent M421286.

Fig. 3 is the schematic perspective view of the driving hand heightening structure of known utility model patent M368601.

Fig. 4 is the driving hand of known utility model patent M368601 standing that heightening structure is combined with front fork tube and standpipe Body schematic diagram.

Fig. 5 is the decomposing schematic representation of the headset group of utility model bicycle adjustable vertical tube height.

Fig. 6 shows for the solid that the headset group of utility model bicycle adjustable vertical tube height is combined with front fork tube and standpipe It is intended to.

Fig. 7 is the schematic cross-sectional view of Fig. 6.

Fig. 8 is the schematic cross-sectional view that Fig. 7 up adjusts height.

Fig. 9 is another embodiment of headset group and front fork tube and standpipe knot of utility model bicycle adjustable vertical tube height The schematic perspective view of conjunction.

Figure 10 is the schematic cross-sectional view of Fig. 9.

Sign flag explanation in accompanying drawing：

10 ' is packing ring；20 ' is cone-shaped hood circle；50 ' is hand handle riser；62 ' is headset group；10 " to increase pipe；11 " it is Plug termination end；112 " for lock sets portion；113 " it is lock against groove；13 " it is extension；131 " it is padded circle；20 " it is front fork shoulder seat；21 " it is Standpipe；30 " it is handle vertical pipe；100 is the headset group of bicycle adjustable vertical tube height；1 is upper bowl assembly；11 is the first pipe Body；111 is external thread part；112 is polygonal bulge loop；113 is annular groove；114 is annular groove；12 is the second body；121 It is internal thread part；122 is axial profile groove；123 is radial direction wears groove；124 is radial direction screw；13 is aluminium inclined tube；14 is bearing；2 are Lower bowl assembly；3 is sealing ring；4 is sealing ring；5 is screw tightening；6 is screw tightening；200 is front fork tube；210 is vertical tube；220 are Front cross-arm；300 is head tube；400 is standpipe.

Specific embodiment

Clear, complete description is carried out to the technical solution of the utility model below in conjunction with accompanying drawing, it is clear that described Embodiment is a part of embodiment of the present utility model, rather than whole embodiments.Based on the embodiment in the utility model, The every other embodiment that those of ordinary skill in the art are obtained on the premise of creative work is not made, belongs to this The scope of utility model protection.

Refer to shown in Fig. 5-10, the utility model is a kind of headset group 100 of bicycle adjustable vertical tube height, can Including bowl assembly 1 on one and once bowl assembly 2；Lower bowl assembly 2 is set in a vertical tube 210 of a front fork tube 200 and position is in vertical tube 210 with the junction of two front cross-arms 220 of front fork tube 200；Upper bowl assembly 1 is then set in vertical tube 210 and alternate with lower bowl assembly 2 Every setting；Upper bowl assembly 1 is connected with the upper end and lower end of a head tube 300 respectively with lower bowl assembly 2, and (the handle of a standpipe 400 Standpipe) vertical tube 210, and position are set in the top of upper bowl assembly 1.

Upper bowl assembly 1 has one first body 11, one second body 12, an aluminium inclined tube 13 and a bearing 14；Bearing 14 Be set in vertical tube 210 and be connected with the upper end of head tube 300, the plug of oblique aluminum pipe 13 is located at the inner peripheral of bearing 14, the first body 11 and Second body 12 mutually axially can then be socketed with displacement, and position is between oblique aluminum pipe 13 and standpipe 400, by the first body 11 and The mutually axially displacement of the second body 12, to adjust a height of the standpipe 400 with respect to head tube 300；This means, in utility model In legend, the first body 11 has an external thread part 111, and the second body 12 has an internal thread part 121, external thread part 111 with Internal thread part 121 is mutually screwed together, thereby so that the first body 11 and the second mutually axially displacement of body 12, but not with this It is limited.

In addition, the top of the first body 11 can protrude out a polygonal bulge loop 112 (hexagon such as in legend) or oval Shape bulge loop (not shown), thereby so that a hand-held tool (such as hexagon wrench, not shown) is rotating the first body 11 relative second The axially displacement of body 12, to adjust height of the standpipe 400 with respect to head tube 300.

Furthermore, the inner surface of the first body 11 can have the second ring groove 113,114 of spaced setting, to supply one respectively Sealing ring 3,4 (such as o-ring) set, thereby with prevent water liquid etc. flow into head tube 300 in.

Refer to shown in Fig. 5, the second body 12 there can be an axial profile groove 122, and be equipped with one at axial profile groove 122 Radial direction wears groove 123, radial direction wears groove 123 passes locking for a screw tightening 5, so as to the second body 12 is tightened be carried out in the first body 11 It is fixed, it is to avoid the vibration when bicycle is rided causes to produce axial displacement between the first body 11 and the second body 12.

In addition, refer to shown in Fig. 9 and Figure 10, for the another of the first body 11 fixed form of the second body 12 relatively Implementation method, the second body 12 can have a radial direction screw 124, and the extended line of the axis of radial direction screw 124 is by the second body 12 Axle center, radial direction screw 124 is passed with the outer surface of the first body of contact 11 by a screw tightening 6, by the phase of the second body 12 First body 11 is fixed, it is to avoid the vibration when bicycle is rided causes to produce axle between the first body 11 and the second body 12 To displacement.

Therefore, when needing to adjust the height of standpipe 400, the spiral shell pine of screw tightening 7 of standpipe 400 can be adjusted to be intended to height, Again by the spiral shell of screw tightening 5 or 6 of the second body 12 pine, then by the bottom of top contact standpipe 400 of the first body 11, can directly with Hand rotate the second body 12 with relative first body 11 towards head tube 300 upper extreme direction displacement, until contact head tube 300 Upper end, then rotated with polygonal bulge loop 112 or Long Circle bulge loop that hand-held tool (not shown) clamps the first body 11, make the first pipe The top of body 11 abuts the bottom of standpipe 400, meanwhile, make the bottom of the second body 12 against the upper end of head tube 300, finally again will The screw tightening 5 or 6 of the second body 12 is screwed tight, and the first body 11 and the second body 12 are fixed.

The utility model by the body 12 of external thread part 111 and second of the first body 11 the mutual spiral shell of internal thread part 121 Connect, under the situation do not dismantled by rotation in different directions and then adjust standpipe 400 with respect to the height of head tube 300, not only Operation is simple, be easy to dismounting, more without using known disc group, uses reduction fraction defective.

In sum, the various embodiments described above and accompanying drawing are only preferred embodiment of the present utility model, are not used to limit Fixed protection domain of the present utility model, all any modifications within spirit of the present utility model and principle, made, equally replaces Change, improve, should all be included in protection domain of the present utility model.

Claims (6)

1. a kind of headset group of bicycle adjustable vertical tube height, including bowl assembly and once bowl assembly, the lower bowl group on one Part is set in a vertical tube of a front fork tube and position is in the vertical tube and the junction of two front cross-arms of the front fork tube, bowl assembly set on this Be located at the vertical tube and separately set with the lower bowl assembly, on this bowl assembly and the lower bowl assembly respectively with the upper end of a head tube And lower end connection, and a standpipe is set in the vertical tube, and position is on this above bowl assembly, it is characterised in that：

Bowl assembly has one first body, one second body, an aluminium inclined tube and a bearing on this, and the bearing is set in this and erects The upper end connection of the Guan Bingyu head tubes, the oblique aluminum pipe plug is located at the bearing inner peripheral, and first body and second body can Mutually axially it is socketed with displacement, and position is between the oblique aluminum pipe and the standpipe, by first body and the phase of second body Mutual axial displacement, to adjust a height of the standpipe with respect to the head tube.

2. the headset group of bicycle adjustable vertical tube height as claimed in claim 1, it is characterised in that first body has There is an external thread part, second body has an internal thread part, the external thread part is mutually screwed together with the internal thread part, thereby So that first body and the second body mutually axially displacement.

3. the headset group of bicycle adjustable vertical tube height as claimed in claim 2, it is characterised in that first body Top protrudes out a polygonal bulge loop or a Long Circle bulge loop.

4. the headset group of bicycle adjustable vertical tube height as claimed in claim 1, it is characterised in that second body has There is an axial profile groove, and a radial direction wears groove is equipped with the axial profile groove, the radial direction wears groove passes locking for a screw tightening, with Second body is tightened to be fixed in first body.

5. the headset group of bicycle adjustable vertical tube height as claimed in claim 1, it is characterised in that second body has There is a radial direction screw, the extended line of the radial direction screw axis passes the footpath by the axle center of second body by a screw tightening To screw with the outer surface of contact first body, second body is fixed with respect to first body.

6. the headset group of bicycle adjustable vertical tube height as claimed in claim 1, it is characterised in that in first body Surface has the second ring groove of spaced setting, to be set for a sealing ring respectively.