CN105620598B

CN105620598B - Mechanical bike saddle height adjustment structure

Info

Publication number: CN105620598B
Application number: CN201610048274.7A
Authority: CN
Inventors: 许荣裕
Original assignee: Dongguan Yuanyu Machinery Co Ltd
Current assignee: Dongguan Yuanyu Machinery Co Ltd
Priority date: 2016-01-25
Filing date: 2016-01-25
Publication date: 2018-05-22
Anticipated expiration: 2036-01-25
Also published as: CN105620598A

Abstract

The invention discloses a kind of mechanical bike saddle height adjustment structures, are in a seat pipe of cycle frame, it includes have：One seat pipe group is with the outer tube and an inner tube being mutually arranged；One adjusting apparatus has one first holder for being fixedly arranged on the inner tube distal portion and wears on first holder and can make an adjustment bar of linear displacement thereon, and makes to form an adjusting spacing, a control device between respectively first, second holder；By above-mentioned component, the control-rod can bear the pushing and pressing of the swing handle and then be driven the synchronous linear movement of adjustment bar generation, gradually to make linear displacement towards step in the inner tube, and it combines the expansion positioning of the dilatational elasticity part and shrinks the switching of adjustment state, it can reach and be adjusted to the stepless of arbitrary height on demand and adjust effect, and without the use of other special clamp tools, therefore manufacture cost and maintenance cost can be effectively reduced, while the accuracy standard woth no need to height is set and the high effect person of quality stability.

Description

Mechanical bike saddle height adjustment structure

Technical field

Present invention is directed to bicycle saddle cushion height adjusters, are particularly adjusted with mechanical structure and for stepless Mode reaches height adjustment effect, while overall structure is light-weight, the at low cost and easy person of repair.

Background technology

The seat pipe of bicycle, the general centres for being arranged at vehicle frame are used and provide one that has consolidated one seat cushion of clamping more Pad standpipe can the position that sets of group；When rider's seat is in carrying out trampling riding constantly on seat cushion, seat pipe and base riser are held simultaneously By the weight of rider and the impact force on ground；On the other hand, the height of bicycle saddle cushion can then influence rider Force production benefit and comfort level when trampling.

To cater to each rider in the difference on build, regulating cushion height, reclining or horizontal tune has been developed in industry The correlation techniques such as whole, mainly with appropriate adjustment function come meet user in riding when demand；Wherein " height adjusts " person system To adjust the length that base riser is exposed in seat pipe, to form different height changes, the leg of rider is coordinated to grow different need It will；" reclining adjustment " then when adjusting seat be padded on the angle change of relative position on base riser；And " horizontal adjustment " is then adjustment Distance between seat cushion and handle is adjusted with the difference for being directed to rider's upper half body length.

The base riser technical pattern of further analysis " height adjusts " has what seat height adjusted in common on the market at present Base riser technology application can substantially be classified as three kinds of " hydraulic type ", " gas and oil pressure is hybrid " and " mechanical " etc., wherein " oil Pressure type " lie in base riser with can the inner tube of linear displacement be arranged in outer tube, and coordinate the relevant configurations such as grease chamber and oil circuit with It is in adjustable or positioning states switching person between maintenance inner and outer pipe；" gas and oil pressure is hybrid " is then to utilize the correlations such as grease chamber and oil circuit Configuration is to maintain between inner and outer pipe in adjustable or positioning states switching person；" mechanical " is then to be reached with general mechanism application It is in adjustable or positioning states switching person between inner and outer pipe.

For " mechanical seat height adjustment " device in bicycle art, stilling need to add has control or drives adjustment Mechanism generates the control technology of start, and need to mainly arrange in pairs or groups the brake apparatus that can be driven and be adjusted action, to drive in foregoing, The keying that adjustment distance change between outer tube starts generation action is cut and is called out, and such driving group is multigroup to be arranged on hundle-bar position, Or it is directly arranged at inner tube or outer tube；Analyze seat height adjustment braking structure, substantially again can be divided into " rotary handle type ", " wire controlled " and " electromagnetic type " three categories, wherein " swing handle group " its be provided close to the swing handle of seat cushion position driving with generate height Start person is adjusted, therefore drive component is usually provided in above pipe group；" wire controlled " system is pulled with cable wire generates braking as main application, Its drive component is arranged below pipe group more；" gas and oil pressure type " then using the oil circuit cooperation flow velocity of hydraulic oil, flow and its open Type of drive caused by closed state；" electromagnetic type " opens and closes then by a circuit with the kinetic energy of electric energy production associated components Inner tube generates linearly moving actuation techniques person.

It is such as distinguished with the effect of bench height adjustment, in " mechanical seat height adjustment ", the common person of device is divided into as " hop count Two kinds of type " and " no segment type " formula, wherein " hop count type ", which is lain in, is respectively provided with clamping structure between the inner tube and outer tube, and its fastening part Position can generate inlay card positioning, therefore the height adjustment of inner tube is only when adjustment in default spacing mode in default several positions It is limited to the position adjustment height position of setting；" no segment type " is equally in being respectively provided with clamping structure, but its between the inner tube and outer tube Blocking position can be any position in adjusting range, and can generate inlay card in any position when adjustment positions, therefore inner tube Unlimited adjustment height is highly adjusted to put.

On the other hand, bicycle saddle cushion height adjuster, which must also possess, positioning component, can when non-adjustment state The base riser is made to be positioned in seat pipe or inner tube is made to be positioned on outer tube, usual such positioning group can be mutual with clamping structure With reference to；And relevant positioning component structure and positioning method then respectively have its difference and the desired effect reached.Therefore bicycle For bench height adjusting apparatus list is with " mechanical ", i.e., upper differentiation is applied just like foregoing multiple technologies species and structure, this Case then particular for " mechanical ", and for " rotary handle type " seat height adjustment structure it is for further analysis.

It is known to belong to " mechanical " braking group and for the mechanical seat height adjustment structure of " rotary handle type ", such as Taiwan the " vertically adjustable whole bicycle assembly " disclosed by No. 098117533 patent of invention, is to include：One has the of an inner surface One supporting item；One second supporting item is slippingly to move compared with first supporting item；And wherein first supporting item Suitable for attaching to one first bicycle part, and wherein second supporting item is suitable for attaching to one second bicycle part；Wherein Second supporting item includes being intended to the telescopic section moved between an expanded position and a retraction position once configuration；Wherein this is stretched Contracting part engages at least a portion of first supporting item when the telescopic section is in an expanded position through being configured；And its In first supporting item through be configured with when the telescopic section is allowed to take a retraction position selectively relative to this second Supporting item moves；And be used to slippingly be moved at least partially into or remove an inner space of the telescopic section once configuration Assembly is kept, when wherein the holding assembly is through being configured in the inner space for being located in the telescopic section, prevents that this is flexible Part inwardly bounces back；Wherein the holding assembly is resiliently biased under normal conditions is at least partially situated in the telescopic section In portion space.

It is another it is known belong to " mechanical " braking group and be the mechanical seat height adjustment structure of " rotary handle type ", such as Taiwan the " bicycle use height adjustable seat pipe " disclosed by No. 103205367 new patents, is to include：One outer tube, tube wall inside bag Contain plural annular fixing groove；One inner tube is be inserted in the outer tube interior, and is moved relative to the outer tube；One pedestal is to be fixed in One side opening of the inner tube；And a control assembly, it is to include a control valve, a control-rod, the piston in a tool class face, at least One ball and a spring, control leverage insertion is arranged on the interior of the inner tube；The control valve system is articulated on the pedestal, and one end with The control-rod connects；The piston system is fixed in the other end of the control-rod compared with the control valve, and an at least ball pastern Part protrusion outer wall of inner tube, and selectively clip is fixed in wherein one annular on the class face of the piston and the outer tube wall Slot；The spring system is sheathed on the control-rod.

More have it is a kind of it is known belong to " mechanical " braking group and be the mechanical seat height adjustment structure of " rotary handle type ", such as Taiwan " bicycle saddle tube constructs (one) " disclosed by No. 102214198 new patent, it includes there is a seat pipe, seat pipe upper end can carry It is installed for a seat cushion, seat pipe can be arranged in the center pillar standpipe of vehicle frame, and the upper orifice end of center pillar standpipe is equipped with a Quick Release beam fitting, Seat pipe can adjust bench height in oscilaltion in center pillar standpipe, after adjustment can by the tight Shu Zhongzhu standpipes of Quick Release beam fitting, with Bench height after fixed adjustment；Its feature is in that：Seat pipe, pipe shaft are equipped with the locking component of several axial alignments, locking Component one end is able to protrusion seat pipe outer tube wall, engages and a spring is equipped between the component other end and seat pipe inner tubal wall, and spring will engage Component keeps protrusion seat pipe outer tube wall state in the case where being acted on from external force toward extrapolation, order locking component；Center pillar standpipe, on pipe shaft End is equipped with a clip hole, and clip hole just corresponds to several locking components that seat pipe pipe shaft institute axial alignment is set, it is possible to provide wherein One locking component is caught in clip hole, and center pillar standpipe upper end is simultaneously equipped with a clip release lever, and clip release lever one end forms a top Pressure side, top pressure end just correspond to clip hole, and top pressure end, which can simultaneously stretch into clip hole, will engage component top pressure during shrink mark is to depart from inside The clip hole of column standpipe.

The content of the invention

In said structure, belong to " mechanical " braking group and for " rotary handle type " mechanical seat height adjustment structure, wherein The adjustment of First Case its height, clamping structure lie in several grooves that outer tube wall is equipped with the default spacing arrangement of tool, and cooperation can be in It is extended out when cable wire is pulled by ejection with card as the collet chuck in groove, the produced seat height adjustment structure with hop count；The Its clamping structure of two cases lies in outer tube wall equipped with several grooves, with reference to the piston seat by control-rod synchronous shift, on piston seat Equipped with the steel ball that can be equipped in groove, the produced seat height adjustment structure with hop count；3rd case is to be arranged on one on outer tube Clip release lever, cooperation are arranged in inner tube in several locking components of default spacing arrangement, the produced seat height tune with hop count Whole structure.

Only, aforementioned structure belongs to the height adjustment mode of " hop count type ", so that bench height has been only limited to set fastening part The groove of position can just position, and can not be adjusted to arbitrary height, in upper height adjustment is used to be restricted, cannot also meet all ride The demand for the person of multiplying；Furthermore several grooves of the default spacing of tool are formed in wall in outer tube, in more difficult in processing and manufacturing, precisely Degree is difficult to reach and is not easy to measure；Respectively locking component of 3rd case is in the operation difficulty for being assembled in inner tube, it is necessary to special folder Gauge is assembled, and the component of the second case is complicated and assembling is not easy, so the manufacture cost of two cases is higher；Therefore this case creation People provides a kind of seat height adjustment structure of no hop count, and in addition to it can arbitrarily adjust to desired height, overall structure is simple, assembling It is easily and quick, manufacture cost and maintenance cost person can be also reduced, to solve the problems, such as foregoing conventional construction.

Technical means to solve problem of the present invention is：

In view of this, it is arranged on the one of cycle frame disclosed herein mechanical bike saddle height adjustment structure In seat pipe, it includes have：One seat pipe group is with the outer tube and an inner tube being mutually arranged；One adjusting apparatus, with fixed In the inner tube distal portion one first holder and wear on first holder and an adjustment of linear displacement can be made thereon Bar, and make to form an adjusting spacing between respectively first, second holder, which concatenates a dilatational elasticity part and an involution simultaneously Component, the dilatational elasticity part are arranged in the adjusting spacing, and respectively contact respectively is compressed the dilatational elasticity by first, second holder Part, so that its outer rim abutting is equipped in the outer tube diameter edge predetermined patterns and generates expansion and positioning states；One control device, if In in the clamping group, there is the swing handle for being preset angle turn, and one end of a control-rod is made to be connected to the swing handle Predetermined patterns, the other end then connects with the adjustment bar；By above-mentioned component, which can bear the pushing and pressing of the swing handle And then be driven the adjustment bar and generate synchronous linear movement, gradually to make linear displacement towards step in the inner tube, and combine the expansion bullet Property part expansion positioning and shrink the switching of adjustment state, can reach be adjusted on demand arbitrary height stepless adjust effect and Without the use of other special clamp tools, therefore manufacture cost and maintenance cost can be effectively reduced, while woth no need to the precision mark of height Standard is set and the high effect person of quality stability.

The effect of present invention control prior art：

The main object of the present invention is providing a kind of mechanical bike saddle height adjustment structure, and pressing is utilized to expand The positioning group of formula coordinates the control device of rotary handle type, to generate the adjustment of the bench height of stepless, can reach and is adjusted to appoint on demand The effect for height of anticipating.

Time purpose of the present invention is providing a kind of mechanical bike saddle height adjustment structure, and simple structure is whole Body component is few, therefore group sets easy and quick, and disassembling during repair is also quite convenient with assembling, is controlled without the use of other special folders Tool, therefore can effectively reduce manufacture cost and maintenance cost.

Another object of the present invention is providing a kind of mechanical bike saddle height adjustment structure, to press expanding Location structure be arranged between inner tube and outer tube, the processing of associated components and with close woth no need to height accuracy standard setting, in Also it is more simple in manufacture and in quality control, therefore overall structure quality stability is high.

The more purpose of the present invention is providing a kind of mechanical bike saddle height adjustment structure, and one can be tuned by having Group is tuned, can adjust sensitivity of control device when bench height adjustment action is carried out, therefore have can be according in using The hand lever function of demand adjustment braking.

Description of the drawings

Fig. 1 is a preferred embodiment of the present invention three-dimensional exploded view one.

Fig. 2 is a preferred embodiment of the present invention partial sectional view.

Fig. 3 is a preferred embodiment of the present invention three-dimensional exploded view two.

Fig. 4 is a preferred embodiment of the present invention group and sets schematic diagram.

Fig. 5 is a preferred embodiment of the present invention group and sets close-up schematic view.

Fig. 6 is the three-dimensional appearance schematic diagram of a preferred embodiment of the present invention dilatational elasticity part.

Fig. 7 is the front view of a preferred embodiment of the present invention dilatational elasticity part.

Fig. 8 is a preferred embodiment of the present invention height adjustment view one.

Fig. 9 is a preferred embodiment of the present invention height adjustment state close-up schematic view.

Figure 10 is a preferred embodiment of the present invention height adjustment view two.

Figure 11 is a preferred embodiment of the present invention positioning states schematic diagram.

Figure 12 is a preferred embodiment of the present invention sensitivity adjustment view one.

Figure 13 is a preferred embodiment of the present invention sensitivity adjustment view two.

Figure 14 is a preferred embodiment of the present invention sensitivity adjustment state close-up schematic view.

Wherein：【Symbol description】Seat pipe group (10)；Involution component (25)；Outer tube (11)；Arrived tableting (26)；Inner tube (12)； Leading slope part (261)；Exposed junction (121)；Control device (30)；Wear end (122)；Fixed seat (31)；Clamping group (13)；Control-rod (32)；Pedestal (131)；Swing handle (33)；Obturating plug (14)；Control arrived piece (34)；Adjusting apparatus (20)；Elastic parts (35)；First Holder (21)；Tune group (36)；Adjust bar (22)；Tune locating piece (361)；Second holder (23)；Tune hole (362)；Expansion Elastic component (24)；Seat pipe (50)；Central perforation (241)；Instrument (60)；Root edge (242)；Adjust spacing (d)；Long groove (243) (244)；Hollow-out parts (245).

Specific embodiment

With reference to embodiment and attached drawing, the present invention is described in further detail, but embodiments of the present invention are unlimited In this.

It refer to Fig. 1 to Fig. 5 first, a kind of mechanical bike saddle height adjustment structure provided by the present invention, is to set In in a seat pipe (50) for cycle frame, it includes have：One seat pipe group (10) and the adjustment in the seat pipe group (10) Device (20) and a control device (30).

The seat pipe group (10) is with the outer tube (11) and an inner tube (12) being mutually arranged, which can be in this Make linear displacement in outer tube (11)；The both ends of the inner tube (12) are respectively that an exposed junction (121) and one wear end (122), this is outer It exposes to the outer tube (11) outside to dew end (121), this wears end (122) and is then arranged in the outer tube (11)；In the exposed junction (121) a clamping group (13) is equipped with, the position of sandwiched can be consolidated to provide a seat cushion, which, which has, is fixedly arranged on this A pedestal (131) in inner tube (12)；One obturating plug (14) is to be arranged on and corresponding outer tube (11) another end of the inner tube (12).

The adjusting apparatus (20), wears arranged on this on end (122), and end (122) its terminal part is worn with this is fixedly arranged on Position one first holder (21) and wear on first holder (21) and can make thereon linear displacement one adjust bar (22), By being worn inside the inner tube (12) to first holder (21) outside, the exposed junction predetermined patterns being pierced by are consolidated for adjustment bar (22) system Equipped with one second holder (23), and make to form an adjusting spacing (d) between respectively first, second holder (21) (23)；The adjustment bar (22) while a dilatational elasticity part (24) and an involution component (25) are concatenated, which is arranged on the adjusting spacing (d) in, can generate be pressurized expansion and shrink recoil state switching, the involution component (25) can then provide the adjustment bar (22) in It, can be automatically towards the reseting elasticity of inner tube (12) the inner linear displacement towards after inner tube (12) outer displacement；The adjusting spacing (d) can Spacing variation is generated due to the linear displacement of the adjustment bar (22), each first, second holder when in default spacing range (21) contact respectively is compressed the both sides of the face of the dilatational elasticity part (24) by (23), so that dilatational elasticity part (24) its outer rim is supported It connects and is equipped in outer tube (11) the internal diameter edge predetermined patterns and generates expansion and positioning states；Two arrived tabletings (26), are respectively arranged on this The both sides of dilatational elasticity part (24) when the dilatational elasticity part (24) is in expansion state, make one arrived tableting (26) its one side Face can be abutted against with first holder (21), and another arrived tableting (26) its one side can be abutted against with second holder (23)； The side that respectively arrived tableting (26) is abutted against with the dilatational elasticity part (24) is respectively formed a leading slope part of the default oblique cone shape of tool (261)。

The dilatational elasticity part (24) is oblique cone shrapnel shape, and center is formed with a central perforation (241), and is worn by the center Hole extends preset height to preset a root edge (242) of the gradient gradually towards its another side；The circumference of the central perforation (241) is equipped with At least one long groove (243) of penetration state；The circumference of the root edge (242) is equipped at least one long groove (244) of penetration state；It should The circumference of root edge (242), which is equipped with, to be run through and in an at least hollow-out parts (245) for preset shape.

The control device (30) in the clamping group (13), has and is located at the inner tube (12) inside and is arranged in this A fixed seat (31) on pedestal (131) and a control-rod in the respectively pedestal (131) and fixed seat (31) is worn jointly (32)；The swing handle (33) for being preset angle turn is pivoted in pedestal (131) predetermined patterns, and makes the control-rod (32) one end is connected to the predetermined patterns of the swing handle (33), and the other end of the control-rod (32) then with adjustment bar (22) phase It connects and sets, which can bear the pushing and pressing of the swing handle (33) and then be driven the synchronous linear movement of the adjustment bar (22) generation, Gradually to make linear displacement towards step in the inner tube (12)；Respectively the control-rod (32) and adjustment bar (22) can be via the involution components (25) resiliency synchronization, which generates, resets start；One control arrived piece (34), its one end is connected with the control-rod (32), and makes the control The other end of arrived piece (34) processed can be abutted against with the swing handle (33)；The respectively control-rod (32) and control arrived piece (34) while concatenation one Elastic parts (35), it is possible to provide the control arrived piece (34) towards inner tube (12) internal direction after moving, with automatically towards the inner tube (12) reseting elasticity of outside direction linear displacement；One tunes group (36), is to wear second holder arranged on the adjustment bar (22) (23) the exposed end after has be bolted on the adjustment bar one to tune locating piece (361), upper end face for this second Holder (23) tunes this and tunes locating piece (361) in the change in location on the adjusting rod (22), can effectively control the adjusting spacing (d) size range；One tunes hole (362), is to be worn arranged on the obturating plug (14) in central part for tuning instrument into this The inside of outer tube (11), to tune the position for tuning locating piece (361).

By above-mentioned component, which can bear the pushing and pressing of the swing handle (33) and then be driven the adjustment bar (22) production Raw synchronization linear movement gradually to make linear displacement towards the inner tube (12) is internal, and combines the expansion of the dilatational elasticity part (24) Positioning and the switching of adjustment state is shunk, can reach and be adjusted to the stepless of arbitrary height on demand and adjust effect and without the use of it His special clamp tool, therefore manufacture cost and maintenance cost can be effectively reduced, while set and matter woth no need to the accuracy standard of height Measure the high effect person of stability.

For further understandings of construction feature of the present invention, application technology means and desired the effect of reaching, hereby this is sent out Bright occupation mode is described below：

The dilatational elasticity component (24) of the invention, refer to Fig. 6 to Fig. 7, the cone that main system is formed for elastic material Shrapnel shape forms the central perforation (241) at centrally located position with integral manner, with being located on the respectively central perforation respectively (241) and several long grooves (243) (244) of root edge (242) Zhou Yuan and cross arrangement are located on the long ditch of the root edge (242) Integrally formed such as petal-like shrapnel is collectively formed by aforementioned components, in pressing force two in several hollow-out parts (245) between slot Side can then make the circumferential size of the root edge (242) become larger and be in expansion state；On the other hand, outer tube (11) inner wall of the invention The rough surface that predetermined patterns are then in granular form, can blocking with its root edge (242) with the dilatational elasticity part (24) of expansion state It is positioned at rough surface.

The group of the present invention is set, and is that the swing handle (33) is articulated on the pedestal (131) first；Again by the control arrived piece (34) And after elastic parts (35) is sequentially arranged in pedestal (131) inside, position is set with fixed seat (31) spiral shell, and by the control-rod (32) fixed seat (31) is worn with the control arrived piece (34) to connect；Group is then set to respectively pedestal (131), swing handle of state (33), arrived piece (34), elastic parts (35), fixed seat (31) and control-rod (32) are controlled, spiral shell is arranged on the exposed of the inner tube (12) It holds on (121)；Respectively the adjustment bar (22), involution component (25) and first are sequentially concatenated in the end (122) that wears of the inner tube (12) Holder (21), and the first holder (21) spiral shell is made to be arranged on inner tube (12) ora terminalis, one end of the adjustment bar (22) is with being somebody's turn to do at this time Control-rod (32) connects, the other end then wear respectively the involution component (35) and the first holder (21) and it is local expose to this first (21) one preset length of holder；Respectively arrived tableting (26), the dilatational elasticity piece are sequentially concatenated in exposed adjustment bar (22) position (24), arrived tableting (26) and the second holder (23), then the setting of locating piece (36) spiral shell is tuned with this and is located at adjustment bar (22) end； The respectively inner tube (12), adjusting apparatus (20) and the control device (30) for setting state by foregoing group, end is worn with the inner tube (12) (122) it is arranged in the outer tube (11)；Finally obturating plug (14) spiral shell is arranged at the another end ora terminalis of the outer tube (11), i.e., group has been set Into.

The present invention does not adjust the state of seat height, that is, refers to the adjusting apparatus (20) in positioning states, refer to Fig. 4 to Fig. 5, be somebody's turn to do Swing handle (33) is located at backspin position, and respectively the involution component (25) and elastic parts (35) system are in nature；At this time respectively this first, Spacing between second holder (21) (23) refers to the distance of the adjusting spacing (d) less than its nature shape of the dilatational elasticity piece (24) The height of state so that the dilatational elasticity piece (24) is subject to each first, second holder (21) (23) or the respectively arrived tableting (26) Under upper and lower both sides pressure, and the root edge (242) is made to generate on the coarse inner wall for expanding to be connected to the outer tube (11), i.e., in positioning State.

The seat height adjustment start of the present invention, that is, refer to the adjusting apparatus in non-locating state, refer to Fig. 8 to Figure 10, be to apply Power revolves the swing handle (33) upward, which will compress the control arrived piece (34) towards pedestal (131) the inner linear displacement, And the respectively control-rod (32) and adjustment bar (22) is synchronously made to move downward；Respectively the involution component (25) and elastic parts at this time (35) in compressive state, and the distance of the adjusting spacing (d) becomes larger so that and the stress of the dilatational elasticity piece (24) is released, The root edge (242) then inside contracts the circumferential size for recovering nature automatically, and is in away from there is gap with the inner wall of the inner tube (11) When not contacting, you can will the respectively inner tube (12), adjusting apparatus (20), control device (30) and clamping group (13), in the outer tube (11) linear displacement is synchronously carried out in, and the inner tube (12) can be adjusted and expose to the length of the outer tube (11) and generate the change of height Change, seat pipe can be highly adjusted to required position.

Positioning states of the present invention after seat height adjustment, refer to Figure 11, after decontroling to the swing handle (33) force, respectively should The pressure of involution component (25) and elastic parts (35) is released and provides natural elasticity, automatically will respectively the adjustment bar (22), Control-rod (32) and control arrived piece (34) are synchronous towards swing handle (33) the dimension linear displacement, and by swing handle (33) the cycle backspin shape State；The adjustable range (d) becomes smaller at this time, respectively first, second holder (21) (23) or respectively the arrived tableting (26) then to the expansion The pressure of both sides up and down of elastic piece (24), so that the root edge (242) generates coarse inner wall of the expansion to be connected to the outer tube (11) On, i.e., in positioning states, that is, complete height and adjust.

The present invention refer to Figure 12 to Figure 14 when control device (30) sensitivity is adjusted, and be to pass through an instrument (60) This is tuned after hole (362) wears the obturating plug (14), directly to this tune locating piece (361) rotation adjustment its in the adjustment bar (22) On position；When this tunes locating piece (361) position closer to first holder (21), the adjusting spacing (d) is then smaller, in seat During high adjustable non-locating state, because each control arrived piece (34), control-rod (32) and adjust bar (24) synchronization it is movable To measure smaller, then the swing amplitude of rotation or backspin is small on the swing handle (33), and can comparatively fast generate the state change of positioning or non-locating, Therefore the feel high sensitivity of operation；When this tunes locating piece (361) position further away from first holder (21), the adjusting spacing (d) it is then bigger, when seat height adjustable non-locating state, because of each control arrived piece (34), control-rod (32) and adjustment bar (22) the movable amount of synchronization is bigger, then on the swing handle (33) rotation or backspin swing amplitude it is big, and can generate more slowly positioning or The state change of non-locating, therefore the feel sensitivity operated is low；Therefore this of the present invention tunes group (36), providing user can According to the feel demand of oneself, appropriate Operational Figure Of Merit is adjusted.

Respectively arrived tableting (26) of the present invention, the central part for lying in its one side form a leading slope part of the default oblique cone shape of tool (261), respectively the leading slope part (261) of two arrived tableting (26) corresponds respectively to the both sides of the dilatational elasticity part (24), in the adjustment When device (20) is in positioning states, respectively the leading slope part (261) then abuts the both sides up and down of the dilatational elasticity part (24) respectively；Therefore The respectively design of the leading slope part (261) can be effectively located in the dilatational elasticity piece (24) of nature close to center in correcting Shaft position, without the inner frieze of the false touch outer tube (11) when the bias, therefore respectively arrived tableting (26) system has the correcting expansion Elastic piece (24) is in the effect of center.

The adjusting apparatus (20) of the present invention is to generate positioning to press expansion pattern, then may be used when releasing pressing and shrinking The inner tube (12) is adjusted in the protruded length of the outer tube (11), is its whole technology application；It mainly utilizes the dilatational elasticity Part (24) when pressure is born then expand by its circumferential size, the characteristic of nature is then shunk back when pressure relief, cooperation can Respectively arrived tableting (26) for clamping and pressing or respectively first, second holder (21) (23), in conjunction with the control of rotary handle type Device (30) drives adjustment bar (22) synchronous shift, and the adjusting spacing (d) is made to generate variation so that the dilatational elasticity part (24) expansion is compressed in the adjusting spacing (d) or releases compacting and shrinks and replys two kinds of states works and switches, reaches positioning Effect person on outer tube (11) inner wall；The adjustment mode of the seat height adjustment lineage " stepless " of this structure, the expansion bullet Property part (24) expansible position for being equipped in outer tube (11) inner wall can be any position, therefore in adjustment when can be in any position Expansion positioning is generated, therefore the adjustment height in the outer tube (11) of the inner tube (12) is unrestricted, and with larger adjustment model Enclose the seat height adjustment structure for any demand in response to user, solving the problems, such as known category " hop count type ".

The overall structure of the present invention is simple, it is few to form component, and can be carried out without the use of other special clamp tools, therefore It is easy and quick that group is set, and manufactures cost and human cost is low；It is only that this is interior when on the other hand, if desired for repair or renewal part It manages (12) to be taken out by the outer tube (11), unscrews the respectively pedestal (13), fixed seat (31) and the first holder (21), you can by all zero Part is disassembled scattered, and then according to foregoing assembling operation, sequentially concatenation group is set when group is set, you can is rapidly completed, without advanced professional skill Or training can carry out maintenance and tear group open, in addition can be without the use of other special clamp tools, therefore can effectively reduce maintenance cost, solve Conventional construction part is various, of high cost and the problem of be not easily assembled.

The adjusting apparatus (20) of the present invention is to be arranged on the respectively inner tube (12) and outer tube to press the location structure of expanding (11) between, respectively the seat pipe group (10), adjusting apparatus (20) and control device (30) its associated components processing and need not with closing Accuracy standard setting and the demand of height are wanted, thus it is also relatively simple and easy in upper and quality control in manufacturing so that overall structure Quality stability it is high, can effectively reduce fraction defective generation.

This of the present invention tunes group (36), is to tune locating piece (361) in the position on the adjustment bar (22) by tuning this It puts, so that when the state of adjustment, respectively the distance between first, second holder (21) (23) generates variation, and increases the respectively control The amount of movement of arrived piece (34), control-rod (32) and the synchronous linear displacement of adjustment bar (22), uses and can adjust swing handle (33) turn Angular range, the feel sensitivity of the smaller then control device (30) of rotating angle is higher, which gets over Big then the control device (30) feel sensitivity is lower, therefore this tunes group (36) and can reach the adjustment control device (30) braking The effect of sensitivity, to meet the different demands of rider.

The present invention also can be without using the respectively arrived tableting (26), only with respectively first, second holder (21) (23) directly to this Dilatational elasticity piece (24) carries out the action of compacting expansion, can also complete foregoing positioning states and adjust the operation of state；And its group It is identical with foregoing implementation structure if mode, actuator state and expected the effect of reaching.

Summary, disclosed herein " mechanical bike saddle height adjustment structure ", a kind of no hop count is provided Seat height adjustment structure, mainly with suppress expansion pattern generate positioning, in release compacting then shrink in adjustable state structure Design using the dilatational elasticity part and provides respectively first, second holder suppressed, the involution group with generating involution action Part, with reference to the control device that braking is generated with rotary handle type, thereby, which can bear the pushing and pressing of the swing handle and then be driven to be somebody's turn to do It adjusts bar and generates synchronous linear movement, gradually to make linear displacement towards step in the inner tube, and combine the expansion of the dilatational elasticity part Positioning and the switching of adjustment state is shunk, can reach and be adjusted to the stepless of arbitrary height on demand and adjust effect and without the use of it His special clamp tool, therefore manufacture cost and maintenance cost can be effectively reduced, while the accuracy standard woth no need to height sets and has Better quality stability, and the high seat height adjustment structure of a practicability is obtained, so that whole really tool industrial applicability and cost effect Benefit, and it forms structure and had not seen all books and periodicals again or openly used, and really meets application for a patent for invention important document, it is bright to earnestly ask an ancient unit of weight office Mirror, grants a patent early, and most sense is prayed.

Need Chen Mingzhe, the above is specific embodiments of the present invention and the technical principle used, if according to the present invention The change made of conception, should all be during the spirit that generated function is still covered without departing from specification and schema In the scope of the present invention, Chen Ming is given in conjunction.

Claims

1. a kind of mechanical bike saddle height adjustment structure is in a seat pipe of cycle frame, it is characterised in that：Its Include：One seat pipe group is that can make linear displacement in the outer tube with the outer tube and an inner tube, the inner tube being mutually arranged, The both ends of the inner tube are respectively that an exposed junction and one wear end, it exposes to the outside pipe to the exposed junction, this wears end and then wears In the outer tube, a clamping group is equipped in the exposed junction, the position of sandwiched can be consolidated to provide a seat cushion, clamping group tool There is the pedestal being fixedly arranged in the inner tube；One adjusting apparatus, wears arranged on this on end, its end of end is worn with this is fixedly arranged on One first holder at position and wear on first holder and can make thereon linear displacement one adjustment bar, the adjustment leverage It is worn by the internal tube to outside first holder, the exposed junction predetermined patterns being pierced by are installed with one second holder, and make this One is formed between first, second holder and adjusts spacing, which concatenates a dilatational elasticity part and an involution component, the expansion simultaneously Elastic component is arranged in the adjusting spacing, can generate the switching for being pressurized and expanding and shrinking recoil state, which can then provide The adjustment bar, can be automatically towards the reseting elasticity of the internal tube linear displacement in towards after the inner tube outer displacement, which can Spacing variation is generated due to the linear displacement of the adjustment bar, first, second holder will connect respectively when in default spacing range The both sides of the face for compressing the dilatational elasticity part are touched, so that dilatational elasticity part its outer rim abutting is equipped in the outer tube diameter edge and presets Position and generate expansion and positioning states；One control device in the clamping group, is set with being located at the internal tube and connecing A control-rod in the pedestal and fixed seat is worn in the fixed seat on the pedestal and jointly, in the pedestal predetermined patterns pivot Equipped with being preset a swing handle of angle turn, and one end of the control-rod is made to be connected to the predetermined patterns of the swing handle, and be somebody's turn to do The other end of control-rod is then connected with the adjustment bar, which can bear the pushing and pressing of the swing handle and then be driven adjustment bar production Raw synchronization linear movement, gradually to make linear displacement towards the internal tube, the control-rod and adjustment bar can be via the involution components Elasticity generate reset start.

2. mechanical bike saddle height adjustment structure according to claim 1, it is characterised in that：Wherein the seat pipe group has There is an obturating plug, be to be arranged on and the corresponding outer tube another end of the inner tube；The control device has one to tune group, is arranged on the adjustment Bar wears the exposed end after second holder, has be bolted on the adjustment bar one to tune locating piece, upper end face For second holder, tune this and tune locating piece in the change in location on the adjustment bar, can effectively control the ruler of the adjusting spacing Very little scope.

3. mechanical bike saddle height adjustment structure according to claim 2, it is characterised in that：Wherein the obturating plug is in Centre position tunes hole equipped with one, is worn for tuning instrument into the outer tube, to tune the position for tuning locating piece.

4. mechanical bike saddle height adjustment structure according to claim 1, it is characterised in that：The wherein adjusting apparatus With two arrived tabletings, the both sides of the dilatational elasticity part are respectively arranged on, when the dilatational elasticity part is in expansion state, making one, this is supported Its one side of tabletting can be abutted against with first holder, and another its one side of the arrived tableting can be abutted against with second holder.

5. mechanical bike saddle height adjustment structure according to claim 4, it is characterised in that：Wherein the arrived tableting with The side that the dilatational elasticity part abuts against is respectively formed a leading slope part of the default oblique cone shape of tool.

6. mechanical bike saddle height adjustment structure according to claim 1, it is characterised in that：The wherein control device With a control arrived piece, its one end is connected with the control-rod, and makes the other end of the control arrived piece that can be abutted against with the swing handle.

7. mechanical bike saddle height adjustment structure according to claim 5, it is characterised in that：Wherein the control-rod and Arrived piece is controlled to concatenate an elastic parts simultaneously, it is possible to provide the control arrived piece, can automatic court after being moved towards the internal tube direction The reseting elasticity of the inner tube outside direction linear displacement.

8. mechanical bike saddle height adjustment structure according to claim 5, it is characterised in that：The wherein control arrived piece An elastic parts is equipped between the fixed seat, it is possible to provide the control arrived piece, can be automatically interior towards this in towards after the internal tube displacement The reseting elasticity of pipe external linear displacement.

9. mechanical bike saddle height adjustment structure according to claim 5, it is characterised in that：The wherein dilatational elasticity Part is oblique cone shrapnel shape, and center is formed with a central perforation, and by the central perforation with default gradient gradually towards its another side One root edge extends preset height.

10. mechanical bike saddle height adjustment structure according to claim 9, it is characterised in that：Wherein the center is worn The circumference in hole is equipped at least one long groove of penetration state；The circumference of the root edge is equipped at least one long groove of penetration state.

11. mechanical bike saddle height adjustment structure according to claim 9, it is characterised in that：The wherein root edge Circumference, which is equipped with, to be run through and in an at least hollow-out parts for preset shape；The coarse table that the outer tube wall predetermined patterns are then in granular form Face can be equipped at rough surface with its root edge with the dilatational elasticity part of expansion state.