CN106428374A

CN106428374A - Headset

Info

Publication number: CN106428374A
Application number: CN201611006829.8A
Authority: CN
Inventors: 徐青雨
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-11-15
Filing date: 2016-11-15
Publication date: 2017-02-22

Abstract

The invention provides a headset which comprises an upper cover, a fixing bowl jointly forming an inner cavity with the upper cover, a lower cover, a wave spring, a positioning frame, a hydraulic return device upper cover and a hydraulic return device. The lower cover, the wave spring, the positioning frame, the hydraulic return device upper cover and the hydraulic return device are sequentially arranged inside the inner cavity in the vertical direction. Due to rotation of the positioning frame, the lower cover clamped to the positioning frame is driven to rotate; due to the fact that a second groove in the lower cover and a second protrusion on the hydraulic return device are clamped, the hydraulic return device is driven to rotate left and right, the direction of a headstock can be controlled in time by means of the hydraulic working principle, the vehicle body balance is kept, and meanwhile the phenomenon that a bicycle dumps when the bicycle is parked is avoided; then, the hydraulic return device is controlled to be clamped to or separated from the lower cover through compression or reset of the wave spring, so that whether the hydraulic return device is in use or not in use can be selected, the travelling safety coefficient is increased, and the fatigue of the arm of a rider during riding is relieved.

Description

A kind of headset group

Technical field

The present invention relates to bicycle assembly technical field, more particularly to a kind of headset group.

Background technology

Bicycle had not only had the feature that can go on a long journey but also take into account environmental protection, and in the today for focusing on quality of life, riding not only can Take exercises, more can environmental protection, thus become the selection of a lot of people.

Bicycle is typically made up of vehicle frame, front fork, handle and bowl group etc..Bowl group is that front fork is connected with handle vertical tube An important feature, it is the key point for affecting bicycle operation and balance.Bicyclist is needed double when riding Handling handle and controlling direction of riding, when direction of traffic offsets, arm needs head car direction to be adjusted in time so that balance is kept, Arm keeps such nervous state cause fatigue for a long time.When the bicycle parking time is longer, bicycle may be because It is poured over ground for lack of balance.

At present, front fork is simply simply connected with handle vertical tube by market existing structure using spring, when handlebar is rotated, Spring elongation stress plays return effect, and when this structure long-time is used, spring fatigue can make spring force deficiency, surface Get rusty or the phenomenon that gets loose occur, this structure is external part, the overall aesthetics using product is affected, and can not be strengthened certainly Balance when driving is ridden or parked.

In view of this, it is necessary to headset group of the prior art is improved, to solve the above problems.

Content of the invention

It is an object of the invention to a kind of headset group is disclosed, in order to control headstock direction in time, car body balance is kept, with When situation about toppling over when avoiding bicycle park, improve the safety coefficient of driving, mitigate arm of the bicyclist when riding tired Labor.

For achieving the above object, the invention provides a kind of headset group, is collectively forming internal cavity including upper lid and upper lid Fixing bowl, the lower cover for being placed in internal cavity and vertically arranging successively, wavy spring, locating rack, on hydraulic pressure return device Lid and hydraulic pressure return device；The upper lid and lower cover rotation socket, the locating rack and lower cover phase clamping, the hydraulic pressure return device On cover and be provided with the first lobe, the fixation bowl is provided with the first groove being adapted with first lobe, the liquid Push back on a device and be covered with arc notch, the hydraulic pressure return device is provided with the second lobe, described under be covered with and described The second groove that two lobe are adapted, the wavy spring is compressed or is resetted to control the second lobe to lack through arc Mouth is realized engaging with the second groove or is separated.

In some embodiments, also include tiltedly lid and positioned at the lower bearing of tiltedly lid, the oblique lid and bearing pass through the One lobe is engaged so as to be held against in fixing bowl with the first groove.

In some embodiments, also include the force nut being connected with upper tops.

In some embodiments, the upper lid is with lower cover by corresponding inclined-plane rotation socket.

In some embodiments, the cross section for axially extending is covered with described in polygonal through hole, described fixed Position frame includes base portion and extension, and the extension cross section in polygon and engages in through-holes.

In some embodiments, the arc notch of setting is covered on the hydraulic pressure return device in partly in horizontal plane Annulus.

Compared with prior art, the invention has the beneficial effects as follows：Rotated by locating rack, mutually block with locating rack so as to drive The lower cover held is rotated, due under the second groove for covering engage with the second lobe on hydraulic pressure return device, so as to band hydrodynamic pressure Return device left-right rotation, can control headstock direction in time using hydraulic principle, keep car body balance, while avoiding certainly Situation about toppling over during driving park, then compressed by wavy spring or reset to control hydraulic pressure return device to realize card with lower cover Close or separate, so as to may be selected to use or hydraulic pressure return device not being used, the safety coefficient of driving is improve, is alleviated and ride Arm Fatigue of the person when riding.

Description of the drawings

Fig. 1 is a kind of axial half sectional view of the headset group shown in the present invention.

Specific embodiment

The present invention is described in detail for shown each embodiment below in conjunction with the accompanying drawings, but it should explanation, these Embodiment not limitation of the present invention, those of ordinary skill in the art according to these embodiment institute work energy, method, Or the equivalent transformation in structure or replacement, belong within protection scope of the present invention.

A kind of headset group as shown in Figure 1, is collectively forming the fixing bowl 9 of internal cavity, puts with upper lid 21 including upper lid 21 On the lower cover 22 vertically arranged in internal cavity and successively, wavy spring 3, locating rack 4, hydraulic pressure return device lid 5 and Hydraulic pressure return device 8.

Upper lid 21 is socketed into one with lower cover 22 by corresponding inclined-plane rotation.The lower cover 22 is provided with and axially extends Cross section is in polygonal through hole 20, and the locating rack 4 includes base portion 4b and extension 4a, and the extension 4a cross section is in many Side shape and it is fastened in through hole 20.So that locating rack 4 is held in the cavity of lower cover 22.Wavy spring 3 is socketed in locating rack 4 On.

On hydraulic pressure return device, lid 5 is provided with the first lobe 52, and the fixation bowl 9 is provided with and first lobe 52 The first adaptable groove (not shown), is combined with the first groove so as to clasp hydraulic pressure return device 8 by the first lobe 52, Prevent hydraulic pressure return device 8 from partial turn occurring.Hydraulic pressure return device 8 is made up of hydraulic cylinder and hydraulic lever.The hydraulic pressure return device 8 The second lobe 81 is provided with, second lobe 81 is located at hydraulic lever side, and the lower cover 22 is provided with convex with described second Play the second groove 221 that portion 81 is adapted.Second lobe 81 can mutually be blocked with the second groove 221 by arc notch 51 Close.

On hydraulic pressure return device, lid 5 is provided with arc notch 51, and the arc notch 51 is in semicircular ring in horizontal plane Shape, so that the second lobe 81 can rotate certain angle (such as 180 °) in the horizontal plane.Certainly, the arc notch 51 Can also be in fan shape in horizontal plane, and the central angle of the arc notch 51 can be configured between 170 °～90 °.

The headset group also includes the oblique lid 6 being placed in fixing bowl 9 and the bearing 7 under tiltedly lid 6, is returned by hydraulic pressure The first lobe 52 on the device of position on lid 5 is fastened with the first groove on fixing bowl 9, so that tiltedly lid 6 and bearing 7 are limited in In fixing bowl 9.The headset group also includes and the force nut 1 that be connected of 21 tops of upper lid, so as to prevent upper cover 21, lower cover 22, Wavy spring 3, locating rack 4, oblique lid 6 and bearing 7 are separated.4 inner surface of the locating rack is additionally provided with the 3rd lobe and (does not show Go out), to form one with the groove on front fork in order to combine, vehicle frame 10 is also extended in locating rack 4, has handlebar on vehicle frame 10. Fixing bowl 9 is made up of upper bowl 91 and lower bowl 92, and tiltedly lid 6 and bearing 7 are placed in lower bowl 92, and hydraulic pressure return device 8 is taken and held in upper bowl 91 And on the step between lower bowl 92.

When needing using hydraulic pressure return device 8,21 in rotation, are covered, by the inclined-plane compressing between upper lid 21 and lower cover 22, Lower cover 22 is forced down to extrude the wavy spring 3 being placed between lower cover 22 and locating rack 4, second on hydraulic pressure return device 8 is raised Portion 81 is fastened by arc notch 51 and the second groove 221 on lower cover 22, so that force nut 1, upper covering 21, lower cover 22nd, wavy spring 3, locating rack 4, on hydraulic pressure return device lid 5, hydraulic pressure return device 8 axially assembling to form an entirety.

When handlebar drives front fork to turn left in locating rack 4, due to locating rack 4 and 22 clamping of lower cover, lower cover 22 is therewith Rotate, as the second lobe 81 is connected with lower cover 22, the second lobe 81 concomitant rotation in arc notch 51, hydraulic pressure return Device 8 can concomitant rotation.The hydraulic cylinder of hydraulic pressure return device 8 divides or so two chambeies, needs to keep using its right and left hydraulic pressure strength Same principle, when rotation turned left by front fork, hydraulic cylinder left chamber is oppressed, right chamber is stretched, and hydraulic cylinder has turns right Counteracting force forces handlebar return, keeps vehicle body straight trip and balance with this.

When handlebar drives front fork to turn right in locating rack 4, due to locating rack 4 and 22 clamping of lower cover, lower cover 22 is therewith Rotate, as the second lobe 81 is connected with lower cover 22, the second lobe 81 concomitant rotation in arc notch 51, hydraulic pressure return Device 8 can concomitant rotation.The hydraulic cylinder of hydraulic pressure return device 8 divides or so two chambeies, needs to keep using its right and left hydraulic pressure strength Same principle, when rotation turned right by front fork, hydraulic cylinder right chamber is oppressed, left chamber is stretched, and hydraulic cylinder has turns left Counteracting force forces handlebar return, keeps vehicle body straight trip and balance with this.

When hydraulic pressure return device 8 being used, 21 in reverse rotation, are covered, using 3 jack-up lower cover 22 of wavy spring, so as to Lower cover 22 is made to be separated with the second lobe 81 on hydraulic pressure return device 8.

The a series of detailed description of those listed above is only for the feasibility embodiment of the present invention specifically Bright, they are simultaneously not used to limit the scope of the invention, all equivalent implementations that is made without departing from skill spirit of the present invention Or change should be included within the scope of the present invention.

Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment is only wrapped Containing an independent technical scheme, this narrating mode of description is only that those skilled in the art should for clarity Using description as an entirety, the technical scheme in each embodiment can also form those skilled in the art through appropriately combined Understandable other embodiment.

Claims

1. a kind of headset group, it is characterised in that be collectively forming the fixing bowl of internal cavity including upper lid (21) and upper lid (21) (9) lower cover (22) that, is placed in internal cavity and vertically arranges successively, wavy spring (3), locating rack (4), hydraulic pressure return Lid (5) and hydraulic pressure return device (8) on device；

Upper lid (21) and lower cover (22) rotation socket, locating rack (4) and lower cover (22) phase clamping, the hydraulic pressure return On device, lid (5) is provided with the first lobe (52), and fixation bowl (9) is provided with adaptable with described first lobe (52) First groove, on the hydraulic pressure return device, lid (5) is provided with arc notch (51), and it is convex that hydraulic pressure return device (8) are provided with second Portion (81) is played, lower cover (22) are provided with the second groove (221) being adapted with described second lobe (81), the waveform bullet Spring (3) is compressed or is resetted to control the second lobe (81) to realize card through arc notch (51) with the second groove (221) Close or separate.

2. headset group according to claim 1, it is characterised in that also include tiltedly to cover (6) and be located under tiltedly lid (6) Bearing (7), oblique lid (6) and bearing (7) are engaged so as to be held against fixation with the first groove by the first lobe (52) In bowl (9).

3. headset group according to claim 1, it is characterised in that also include the compressing spiral shell being connected with upper lid (21) top Female (1).

4. headset group according to claim 1, it is characterised in that upper lid (21) are with lower cover (22) by corresponding Inclined-plane rotation socket.

5. headset group according to claim 1, it is characterised in that lower cover (22) are provided with axially extend transversal Face is in polygonal through hole (20), and described locating rack (4) include base portion (4b) and extension (4a), and extension (4a) is transversal Face in polygon and is fastened in through hole (20).

6. headset group according to claim 1, it is characterised in that upper arc for arranging of lid (5) on the hydraulic pressure return device V notch v (51) is in semicircular ring in horizontal plane.