CN1857957A - Shock-proof device for electric bicycle saddle tube - Google Patents
Shock-proof device for electric bicycle saddle tube Download PDFInfo
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- CN1857957A CN1857957A CN 200510013395 CN200510013395A CN1857957A CN 1857957 A CN1857957 A CN 1857957A CN 200510013395 CN200510013395 CN 200510013395 CN 200510013395 A CN200510013395 A CN 200510013395A CN 1857957 A CN1857957 A CN 1857957A
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Abstract
The shock-proof device for electric bicycle saddle includes special seat pipe, spring regulating screw, axial runner, spare axial runner, spring locking nut, pressure spring, lower spring holding cup, clamp on carrier, vertical pipe and multifunctional screw. The present invention has improved seat pipe structure with shock-proof mechanism and the elasticity of the spring may be regulated optionally. The present invention is suitable for both electric bicycle and common bicycle.
Description
Technical field
The invention relates to bicycle, particularly be a kind of shock-proof device for electric bicycle saddle tube.
Background technology
As everyone knows, the posture that people ride Electrical Bicycle is different with the posture of riding ordinary bicycle, and both center of gravity again because the Electrical Bicycle moving velocity is very fast, is met the uneven big bump that produces on the way and made the human body waist very uncomfortable by the back rather than lean forward.The limited elastic force of saddle can only satisfy small part damping needs, though manufacturer has generally adopted the front fork damping in the front portion of Electrical Bicycle, but at the postmedian of Electrical Bicycle because the limitation on the vehicle frame self structure does not also have cushion technique measure satisfactory for result at present.In sum, the existing damping effect of Electrical Bicycle requires to differ greatly from cyclist's damping comfort level, in other words, and the Electrical Bicycle leeway that still is improved on the damping problem to greatest extent how.People's expectation has the seat pipe shock absorption device of a kind of with the common different damping modes of front fork damping frame damping, this device can not only be directly works on cyclist's center of gravity and ground-surface vertical line, damping effect is outstanding than other damping modes, and must be able to satisfy the customer arbitrarily adjusts the elastic force size of spring voluntarily according to the different requirements of individual needs, embody the design concept that people-oriented, and it is easier in the operation, more practical economically.But known at present, do not find as yet to satisfy the setting that requires like this.
Summary of the invention
In order to address the above problem, the invention provides a kind of shock-proof device for electric bicycle saddle tube, rationally novel in design, simple and practical, low production cost.The present invention is preferred damping point on gravity center of human body and the ground-surface vertical line, develop shock absorbing mechanism from the improvement of the general seat of bicycle tubular construction, cyclist's gravity center of human body is directly acted on the damping point, and can oneself adjust the stage clip soft or hard whenever and wherever possible, make individual's the body weight situation and the damping effect of stage clip reach the coupling equilibrium.
To achieve these goals, the present invention adopts following technical scheme to implement: shock-proof device for electric bicycle saddle tube comprises: special-purpose seat pipe, transfer the spring screw thread, axial slide, standby axial slide, tight spring locknut, sleeve pipe stage clip, following bowl of bearing spring, general seat pipe turn-buckle, chute positioning spiro pit, no gap seat tube, multi-functional bolt, the saddle installing zone, smooth cylinder, end retaining.The reduced diameter portion at special-purpose seat pipe top is the saddle installing zone, the spring of accent screw thread is arranged at the top with path portion under the saddle installing zone, can with tight spring locknut screw thread fit, bottom with path portion is smooth cylinder, have relative axial slide in position and standby axial slide on its tube wall, it is smooth cylindric obviously different to be entire body below the reduced diameter portion at general pipe of this and bicycle top.Behind the accent spring screw thread and tight spring locknut thread connection of special-purpose seat pipe with path portion top, pass from the central hollow of following bowl of sleeve pipe stage clip and bearing spring with the smooth cylinder of path portion bottom and to be positioned in the no gap seat tube external diameter of the smooth cylinder of special-purpose seat pipe bottom and the close slightly gapped bearing fit of doing of tube wall internal diameter size of no gap seat tube.The position of tight spring locknut can turn press down the sleeve pipe stage clip last; The position of sleeve pipe stage clip in, be compressed workmanship; The position of following bowl of bearing spring and end retaining is not had the top end of gap seat tube and is lived stationkeeping towards upper support down.General seat pipe turn-buckle be enclosed within no gap seat tube the top both weld connection, the general seat pipe turn-buckle that becomes one has the chute positioning spiro pit with a side of no gap seat tube, its effect is to allow multi-functional bolt pass this hole with thread fiting mode, and will insert above that part of screw rod of this hole depth among special-purpose the axial slide or standby axial slide on the smooth cylinder in pipe bottom, because the screw rod of multi-functional bolt gos deep among axial slide or the standby axial slide, and the diameter of screw rod cooperates with the identical longitudinal sliding motion each other of the width of chute, special-purpose again seat pipe is identical with the internal diameter of no gap seat tube with the external diameter of the smooth cylinder in bottom of path portion, make special-purpose seat pipe can not be in no gap seat tube the horizontal direction left-right rotation, the direction of chute or standby axial slide regulation and doing in its length qualification slides up and down and can not be from extracting vertically.At this time clockwise rotate tight spring locknut with hand, tight spring locknut is done screw thread fit with the accent spring screw thread on the special-purpose seat pipe and is choked the sleeve pipe stage clip downwards, the sleeve pipe stage clip chokes following bowl of bearing spring and end retaining downwards, following bowl of bearing spring and end retaining are by the fixing sleeve pipe stage clip of upwards keeping out of no gap seat tube endface position, follow the spiral of tight spring locknut to press down, synchronization dedicated seat pipe and axial slide and standby axial slide whole upwards straight line in no gap seat tube promotes therewith, upwards rise to deeply the end position of the chute lower end that screw rod limited of multi-functional bolt wherein when axial slide or standby axial slide after, shock-proof device for electric bicycle saddle tube enters mode of operation.At this moment, when cyclist's human body weight is pressed in saddle, the gravity straight line is transmitted to special-purpose seat pipe downwards, the smooth cylinder of special-purpose seat pipe bottom and axial slide and the whole straight glide downwards in no gap seat tube of standby axial slide, because multi-functional bolt position in the chute positioning spiro pit is motionless, again because multi-functional bolt position in axial slide or standby axial slide is motionless, so the contact surface by gravity of the chute lower end of the screw rod of multi-functional bolt and axial slide or standby axial slide begins to have drawn back the gap by no gap, and the big more gap of gravity is big more.Because the screw rod that multi-functional bolt surpasses chute positioning threads hole depth with a part inserts among one of them the chute of axial slide or standby axial slide, the special-purpose seat of decision pipe can only slide up and down by axial straight line under the guiding of multi-functional bolt, the sleeve pipe stage clip is managed the whole tight spring locknut that moves down to lower compression with special-purpose seat synchronously, the sleeve pipe stage clip is upwards held by following bowl of motionless bearing spring of stationkeeping and end retaining, the variation of human body gravity repeated bullet and compressed action during the sleeve pipe stage clip can only jolt and move with ground-surface, and special-purpose seat pipe is done axial straight line up-and-down movement among no gap seat tube in the frequent change of sleeve pipe stage clip pressure.
The top reduced diameter portion of above-mentioned special-purpose seat pipe is consistent with the top reduced diameter portion of the general seat of bicycle pipe, be the saddle installing zone, different is, and that the general seat of bicycle pipe is entire body with path portion is smooth cylindric, and special-purpose seat pipe has the spring of accent screw thread with the top of path portion, its length can satisfy the tight spring locknut needs of turn domination sleeve pipe stage clip up and down, transfer the adjustable a whole set of soft or hard of managing stage clip of spring screw thread and tight spring locknut screw thread fit, transfer the position in removable special-purpose the Guan Zaiwu gap seat tube of spring screw thread and tight spring locknut screw thread fit; Special-purpose seat pipe is smooth cylinder with the bottom of path portion, its external diameter of smooth cylinder is wherein done bearing fit with close slightly gapped placement of internal diameter size of no gap seat tube, axial slide on its tube wall of smooth cylinder and standby axial slide are not outlet of dead front type, vertical trend of axial slide and the standby axial slide all axis trend with special-purpose seat pipe is consistent, axial slide and standby axial slide all with the parallel axes of a special use pipe.Axial slide is relative with standby axial slide position on special-purpose seat pipe, the line of centers of axial slide and the axle center of special-purpose seat pipe and the line of centers sight alignment of standby axial slide.Design goal is like this, and the auxiliary hole that uses for anchor clamps is arranged with the accent spring screw thread on the special-purpose seat of the die head threading machine processing pipe time.The geometric configuration of axial slide and standby axial slide is the long groove shape of tube wall, two ends semicircle longitudinally, central diameter with semicircle is that width connects with the wide tube wall of parallel lines, its length can satisfy in the special-purpose seat Guan Zaiwu gap seat tube needs of sliding stroke up or down, and its width only allows longitudinal sliding motion to cooperate with the diameter of the screw rod of multi-functional bolt is identical.The width of axial slide and standby axial slide is consistent with length, but highly do not distribute at a horizon, be one high and one low ladder arrangement if launch tube wall, design goal is like this, uses axial slide respectively or uses standby axial slide can determine special-purpose seat pipe that two different usage space height are arranged.Certainly, if increase the quantity of standby axial slide again, both the formed ladder arrangement of chute was many more, can be many more for the different usage space height of special-purpose seat pipe selection.
Above-mentioned tight spring locknut is done thread connection with the accent spring screw thread on the special-purpose seat pipe, tight spring locknut is special-shaped nut, round pie, it is directly moving with hand-screw that the ring excircle has the colored tooth of convex-concave to be convenient to, and the upper surface is the plane, and there is boss at the middle part, bottom surface, the boss external diameter is slightly littler than the steel wire idle loop internal diameter of sleeve pipe stage clip, the plane contacts with the planar annular of the steel wire of sleeve pipe stage clip upper surface around the bottom surface, and the boss at middle part can be recessed into the steel wire idle loop of sleeve pipe stage clip end face just, to locating on the sleeve pipe stage clip.The position of sleeve pipe stage clip is on following bowl of the bearing spring and end retaining under the tight spring locknut, and the front fork bowl in the outward appearance geometric configuration that following bowl of the bearing spring and the end keep off and five covers of the fastening usefulness of general-duty bicycle front fork keeps off unanimity at the bottom of the front fork, and size is slightly bigger on diameter.The end internal diameter of retaining is consistent with the external diameter of the top tube wall of no gap seat tube, be inserted in and embedding tightly on the top of the outer tube wall of no gap seat tube, the end face of end retaining both can contourly also can omit height with the end face of no gap seat tube, general seat pipe turn-buckle after the bottom surface of end retaining is soldered is upwards held, and the position can not move down.Settle following bowl of bearing spring on the end retaining, can put the pearl frame between the two, the following bowl end face of bearing spring is free cardiac prominence platform, the internal diameter of hollow boss is bigger with the external diameter of the smooth cylinder of path portion bottom than special-purpose seat pipe, the external diameter of hollow boss is slightly littler than the steel wire idle loop internal diameter of sleeve pipe stage clip, hollow boss can be recessed in the steel wire idle loop of sleeve pipe stage clip bottom surface just, and the sleeve pipe stage clip is located down.Following bowl of bearing spring and end retaining play a part upwards to hold the sleeve pipe stage clip, when the array mode of employing folder pearl frame between following bowl of end retaining and bearing spring helps to move tight spring locknut with hand-screw, tight spring locknut and sleeve pipe stage clip and the following bowl trinity of bearing spring unitary rotation on the pearl frame reduces the friction of motion resistance, if it is laborsaving when not considering in actual applications with the moving tight spring locknut of hand-screw, the function of following bowl of bearing spring and end retaining both can replace with a single-piece machined part, also can replace with a general front fork bowl of single-piece bicycle.
The top of above-mentioned no gap seat tube is different with the top of ordinary bicycle seat tube, the top of ordinary bicycle seat tube is in the rear positions of the general seat of welding pipe turn-buckle, both be reserved with vertical open gap on the standpipe tube wall between two ear shape dops that turn up, purpose is to cause tube wall deformation when bolt up ear shape dop, fastens the seat pipe.No vertical open gap on the top tube wall of no gap seat tube, therefore when general seat pipe turn-buckle during by bolted in the not meeting pressure pipe wall be out of shape and cause the tube wall internal diameter to diminish, therefore slide up and down in the special-purpose seat Guan Zaiwu gap seat tube unaffected freely, general seat pipe turn-buckle does not produce fastening seat pipe in the present invention effect.The upper surface, top of ordinary bicycle seat tube in addition, contour with the upper surface of general seat pipe turn-buckle after the welding; In the present invention, the general seat pipe turn-buckle after the welding, its upper surface is lower than the upper surface, top of no gap seat tube, reserves a boss, is used for settling end retaining.
A side of the general seat pipe turn-buckle of above-mentioned chute positioning threads hole site after welding, it is one-sided single tube wall tapped through hole, with axial slide on the smooth cylinder of path portion bottom or standby axial slide corresponding relation is arranged all with special-purpose seat pipe, the chute positioning spiro pit can be fastening with thread fiting mode with multi-functional bolt, its effect one is the control position of fixing multi-functional bolt, and that part of screw rod that allows multi-functional bolt will surpass chute positioning threads hole depth inserts among the axial slide or standby axial slide on the special-purpose pipe; The 2nd, with constant position, hole by multi-functional bolt control special-purpose seat pipe can only the above-below direction straight-line motion can not left-right rotation; The 3rd, locate the usage space height of special-purpose seat pipe by multi-functional bolt with constant position, hole.
Above-mentioned multi-functional bolt can be fastening with thread fiting mode with the chute positioning spiro pit, the length of multi-functional bolt is obviously greater than the hole depth of chute positioning spiro pit, multi-functional bolt must insert that part of screw rod that surpasses chute positioning spiro pit hole depth among special-purpose the axial slide or standby axial slide on the smooth cylinder in pipe bottom, the longitudinal sliding motion each other that coincide of the width of the diameter of multi-functional bolt and axial slide and standby axial slide cooperates, the screw rod of multi-functional bolt at the same time can only with axial slide or the some between the two matching relationships one to one that is of standby axial slide.Multi-functional bolt is carried out four functions: first function is that special-purpose seat has been managed directed slide block effect, because the screw rod of multi-functional bolt is embedded among axial slide or the standby axial slide, and the diameter of screw rod cooperates with the identical longitudinal sliding motion each other of the width of chute, special-purpose again seat pipe is identical with the internal diameter of no gap seat tube with the external diameter of the smooth cylinder of path portion bottom, make special-purpose seat pipe can not be in no gap seat tube the horizontal direction left-right rotation, the axis of orientation stipulated of chute or standby axial slide slides up and down to straight line vertically; Second function is the special-purpose seat pipe of control movement travel length, because the screw rod of multi-functional bolt is embedded among axial slide or the standby axial slide, special-purpose seat pipe be done in can only limiting in the length of axial slide or standby axial slide slide up and down and can not be from extracting; The 3rd function is the usage space height of location special-purpose seat pipe, no matter the screw rod of multi-functional bolt is embedded among the axial slide, perhaps be embedded among the standby axial slide, when clockwise rotating tight spring locknut, axial slide or standby axial slide upwards promote with special-purpose seat pipe is whole, because chute is an osed top imperforation up and down, upwards promote the end position of the chute lower end that screw rod limited that finally stops at multi-functional bolt.Certainly, if think the inappropriate words of usage space height of special-purpose seat pipe, can be fixed again high by changing another chute; The 4th function provides the fixed datum of adjusting the sleeve pipe stage clip, because the screw rod of multi-functional bolt is embedded among axial slide or the standby axial slide, when with hand-screw during moving tight spring locknut behind the end position of axial slide and the standby axial slide whole chute lower end that screw rod limited that upwards rises to multi-functional bolt with special-purpose seat pipe, multi-functional bolt has begun the latch effect of limit location, and it is the fixed datum of adjusting pressure that the sleeve pipe stage clip is also put with this.The at this time further tighter spring locknut of turn can make the sleeve pipe stage clip tighten, and makes shock-proof device for electric bicycle saddle tube enter mode of operation.The level of tightness of sleeve pipe stage clip or relax level are different because of needs, being embedded under screw rod among axial slide or the standby axial slide limits of multi-functional bolt, tight spring locknut is done screw thread fit with the accent spring screw thread on special-purpose seat pipe top can adjust sleeve pipe stage clip soft or hard degree arbitrarily.
The invention has the beneficial effects as follows: solved the general unfavorable practical problems of present Electrical Bicycle damping effect, realized hommization comfort level and the combination of damping effect to greatest extent.The shock absorbing mechanism of shock-proof device for electric bicycle saddle tube is owing to making damping effect remarkable on gravity center of human body who directly acts on the bicyclist and the ground perpendicular, particularly can satisfy the customer arbitrarily adjusts the elastic force size of spring voluntarily according to the different requirements of individual needs, easy and simple to handle, economical and practical, both be applicable to that Electrical Bicycle also is applicable to ordinary bicycle, had certain market prospect.
Description of drawings:
Fig. 1 is the special-purpose seat pipe of the present invention scheme drawing
Fig. 2 is the tight spring locknut of a present invention scheme drawing
Fig. 3 does not have gap seat tube schematical top view for the present invention
Fig. 4 is the multi-functional bolt scheme drawing of the present invention
Fig. 5 is the shock-proof device for electric bicycle saddle tube working state schematic representation
Among the figure:
1: special-purpose seat pipe
2: transfer the spring screw thread
3: axial slide
4: standby axial slide
5: tight spring locknut
6: the sleeve pipe stage clip
7: following bowl of bearing spring
8: general seat pipe turn-buckle
9: the chute positioning spiro pit
10: no gap seat tube
11: multi-functional bolt
12: the saddle installing zone
13: smooth cylinder
14: end retaining
The specific embodiment:
The invention will be further described below in conjunction with the drawings and specific embodiments: Fig. 1 is the special-purpose seat pipe of the present invention scheme drawing, as shown in the figure, the top reduced diameter portion of special-purpose seat pipe 1 is consistent with the top reduced diameter portion of the general seat of bicycle pipe, be saddle installing zone 12, different is, and that the general seat of bicycle pipe is entire body with path portion is smooth cylindric, and special-purpose seat pipe 1 top with path portion have the spring of accent screw thread 2 can with tight spring locknut screw thread fit, special-purpose seat pipe 1 bottom with path portion is smooth cylinder 13, smooth cylinder 13 its external diameters are wherein done bearing fit with close slightly gapped placement of internal diameter size of no gap seat tube, have axial slide 3 and standby axial slide 4 on smooth cylinder 13 its tube walls, axial slide 3 and standby axial slide 4 are not outlet of dead front type, vertical trend of axial slide 3 and the standby axial slide 4 all axis trend with special-purpose pipe 1 is consistent, and axial slide 3 and standby axial slide 4 are all managed 1 parallel axes with special-purpose seat.Axial slide 3 is relative with standby axial slide 4 position on special-purpose seat pipe 1, the line of centers of axial slide 3 and the axle center of special-purpose seat pipe 1 and the line of centers sight alignment of standby axial slide 4.Design goal is like this, and the auxiliary hole that uses for anchor clamps is arranged when the accent spring screw thread 2 of managing with the special-purpose seat of die head threading machine processing on 1.The geometric configuration of axial slide 3 and standby axial slide 4 is identical all to be long groove shapes of tube wall, two ends semicircle longitudinally, central diameter with semicircle is that width connects with the wide tube wall of parallel lines, the width of axial slide 3 and standby axial slide 4 is consistent with length, but highly distribute, be one high and one low ladder arrangement if launch tube wall at a horizon.Design goal is like this, uses axial slide 3 respectively or uses standby axial slide 4 can determine special-purpose seat pipe 1 that two different usage space height are arranged.Certainly, if increase the quantity of standby axial slide 4 again, both the formed ladder arrangement of chute was many more, can be many more for the different usage space height of special-purpose seat pipe selection.
Fig. 2 is the tight spring locknut of a present invention scheme drawing, as shown in the figure, the spring of accent screw thread 2 is arranged at special-purpose seat pipe 1 top with path portion, its length can satisfy the needs of tight spring locknut turn domination sleeve pipe stage clip 2 about in the of 5, transfer the adjustable a whole set of soft or hard of managing stage clip 6 of spring screw thread 2 and tight spring locknut 5 screws thread fit, transfer removable special-purpose the position of pipe 1 in no gap seat tube of spring screw thread 2 and tight spring locknut 5 screws thread fit; Special-purpose seat pipe 1 bottom with path portion is smooth cylinder 13, smooth cylinder 13 its external diameters are wherein done bearing fit with close slightly gapped placement of internal diameter size of no gap seat tube, and the axial slide 3 on smooth cylinder 13 its tube walls is relative with standby axial slide 4 position on special-purpose seat pipe 1.After transferring spring screw thread 2 and tight spring locknut 5 thread connection, pass the central hollow that special-purpose seat pipe 1 keeps off from sleeve pipe stage clip 6 and following bowl 7 of bearing spring and the end with the smooth cylinder 13 of path portion bottom and be positioned in the no gap seat tube.The position of tight spring locknut 5 can turn press down sleeve pipe stage clip 6 last; The position of sleeve pipe stage clip 6 in, be compressed workmanship; The position of following bowl 7 of bearing spring and end retaining is not had the top end of gap seat tube and is lived stationkeeping towards upper support down.Tight spring locknut 5 is special-shaped nuts, round pie, it is directly moving with hand-screw that the ring excircle has the colored tooth of convex-concave to be convenient to, the upper surface is the plane, there is boss at the middle part, bottom surface, the boss external diameter is slightly littler than the steel wire idle loop internal diameter of sleeve pipe stage clip 6, can be recessed into the steel wire idle loop of sleeve pipe stage clip 6 end faces just, to location on the sleeve pipe stage clip 6.Front fork bowl in five covers of the outward appearance geometric configuration that bearing spring is following bowl 7 and the fastening usefulness of general-duty bicycle front fork is consistent, and size is slightly bigger on diameter.Following bowl of 7 end faces of bearing spring are free cardiac prominence platform, the internal diameter of hollow boss is bigger with the external diameter of the smooth cylinder 13 of path portion bottom than special-purpose seat pipe, the external diameter of hollow boss is slightly littler than the steel wire idle loop internal diameter of sleeve pipe stage clip 6, hollow boss can be recessed into the steel wire idle loop of sleeve pipe stage clip 6 bottom surfaces just, to 6 times location of sleeve pipe stage clip.Following bowl 7 of bearing spring stationkeeping on no gap seat tube end face plays a part upwards to hold sleeve pipe stage clip 6.
Fig. 3 does not have gap seat tube schematical top view for the present invention, as shown in the figure, the top of no gap seat tube 10 is different with the top of ordinary bicycle seat tube, the top of ordinary bicycle seat tube is in the rear positions of the general seat of welding pipe turn-buckle 8, both be reserved with vertical open gap on the standpipe tube wall between two ear shape dops that turn up, purpose is to fasten the seat pipe cause tube wall deformation when bolt up ear shape dop after.No vertical open gap between the ear shape dop that two turn up on the top tube wall of no gap seat tube 10, therefore when general seat pipe turn-buckle 8 during by bolted in the not meeting pressure pipe wall be out of shape and cause the tube wall internal diameter to diminish, therefore special-purpose seat pipe 1 slides up and down unaffected freely in no gap seat tube 10, the effect that does not produce fastening special-purpose seat pipe 1 of general seat pipe turn-buckle 8 in the present invention.The upper surface of the general seat pipe turn-buckle 8 after the upper surface, top of ordinary bicycle seat tube and the welding is contour in addition; In the present invention, general seat pipe turn-buckle 8 its upper surfaces after the welding are lower than the upper surface, top of no gap seat tube 10, reserve a boss, are used for settling end retaining 14.The internal diameter of end retaining 14 is consistent with the external diameter of the top tube wall of no gap seat tube 10, be inserted in and embedding tightly on the top of the outer tube wall of no gap seat tube 10, the end face of end retaining 14 both can contourly also can omit height with the end face of no gap seat tube 10, general seat pipe turn-buckle 8 after the bottom surface of end retaining 14 is soldered is upwards held, and the position can not move down.End retaining plays a part upwards to hold following bowl of bearing spring and sleeve pipe stage clip and tight spring locknut.A side of the general seat pipe turn-buckle 8 of chute positioning spiro pit 9 positions after welding, it is one-sided single tube wall tapped through hole, with axial slide 3 or standby axial slide 4 on the smooth cylinder 13 in special-purpose seat pipe 1 bottom corresponding relation is arranged all, chute positioning spiro pit 9 can be fastening with thread fiting mode with multi-functional bolt 11, its effect one is the control position of fixing multi-functional bolt 11, and multi-functional bolt 11 will be inserted above that part of screw rod of chute positioning spiro pit 9 degree of depth among special-purpose the axial slide 3 or standby axial slide 4 on the smooth cylinder 13 in pipe 1 bottom; The 2nd, with constant position, hole by multi-functional bolt 11 control special-purpose seat pipe 1 can only the above-below direction straight-line motion can not left-right rotation; The 3rd, locate the usage space height of special-purpose seat pipe 1 by multi-functional bolt 11 with constant position, hole.The length of multi-functional bolt 11 is obviously greater than the hole depth of chute positioning spiro pit 9, multi-functional bolt 11 will insert above that part of screw rod of chute positioning spiro pit 9 hole depths among special-purpose the axial slide 3 or standby axial slide 4 on the smooth cylinder 13 in pipe 1 bottom, the longitudinal sliding motion each other that coincide of the width of 13 axial slide 3 and standby axial slide 4 cooperates on the diameter of multi-functional bolt 11 and the smooth cylinder in special-purpose seat pipe 1 bottom, the screw rod of multi-functional bolt 11 at the same time can only with special-purpose axial slide 3 or the some between the two matching relationship one to one that is of standby axial slide 4 of managing on the smooth cylinder 13 in 1 bottom.
Fig. 4 is the multi-functional bolt scheme drawing of the present invention, as shown in the figure, special-purpose seat pipe 1 is with after the accent spring screw thread 2 on path portion top and tight spring locknut 5 thread connection, passes from the central hollow of following bowl 7 of sleeve pipe stage clip 6 and bearing spring with the smooth cylinder 13 of path portion bottom to be positioned in the no gap seat tube 10.The position of tight spring locknut 5 can turn press down sleeve pipe stage clip 6 last; The position of sleeve pipe stage clip 6 in, be compressed workmanship; The position of following bowl 7 of bearing spring and end retaining 14 is not had the top end of gap seat tube 10 and is lived stationkeeping towards upper support down.Multi-functional bolt 11 is fastening with thread fiting mode with the chute positioning spiro pit, the length of multi-functional bolt 11 is obviously greater than the hole depth of chute positioning spiro pit, multi-functional bolt 11 will insert above that part of screw rod of chute positioning spiro pit hole depth among special-purpose the axial slide 3 or standby axial slide 4 on the smooth cylinder 13 in pipe 1 bottom, the longitudinal sliding motion each other that coincide of the width of the diameter of multi-functional bolt 11 and axial slide 3 and standby axial slide 4 cooperates, the screw rod of multi-functional bolt 11 at the same time can only with axial slide 3 or the some between the two matching relationships one to one that is of standby axial slide 4.Multi-functional bolt 11 is carried out four functions: first function is that special-purpose seat pipe 1 is played directed slide block effect, because the screw rod of multi-functional bolt 11 is embedded among axial slide 3 or the standby axial slide 4, and the diameter of screw rod cooperates with the identical longitudinal sliding motion each other of the width of chute, the external diameter of the smooth cylinder 13 in special-purpose again seat pipe 1 bottom coincide with the internal diameter of no gap seat tube 10, make special-purpose seat pipe 1 can not be in no gap seat tube 10 the horizontal direction left-right rotation, the axis of orientation stipulated of chute 3 or standby axial slide 4 slides up and down to straight line vertically; Second function is the special-purpose seat pipe of control 1 movement travel length, because the screw rod of multi-functional bolt 11 is embedded among axial slide 3 or the standby axial slide 4, special-purpose seat pipe 1 be done in can only limiting in the length of axial slide 3 or standby axial slide 4 slide up and down and can not be from extracting; The 3rd function is the usage space height of the special-purpose seat pipe 1 in location, no matter the screw rod of multi-functional bolt 11 is embedded among the axial slide 3, perhaps be embedded among the standby axial slide 4, when clockwise rotating tight spring locknut 5, axial slide 3 or standby axial slide 4 promote with special-purpose seat pipe 1 whole making progress, because chute is an osed top imperforation up and down, upwards promote the end position of the chute lower end that screw rod limited that finally stops at multi-functional bolt 11.Certainly, if think that special-purpose is managed 1 the inappropriate words of usage space height, can be by changing the fixed again height of another chute; The 4th function provides the fixed datum of adjusting sleeve pipe stage clip 6, because the screw rod of multi-functional bolt 11 is embedded among axial slide 3 or the standby axial slide 4, after axial slide 3 and standby axial slide 4 upwards rise to the end position of the chute lower end that screw rod limited of multi-functional bolt 11 with special-purpose seat pipe 1 integral body during moving tight spring locknut 5 with hand-screw, multi-functional bolt 11 has begun the latch effect of limit location, and it is the fixed datum of adjusting pressure that sleeve pipe stage clip 6 is also put with this.
Fig. 5 is the shock-proof device for electric bicycle saddle tube working state schematic representation, as shown in the figure, special-purpose seat pipe 1 is with after the accent spring screw thread 2 on path portion top and tight spring locknut 5 thread connection, passes from the central hollow of following bowl 7 of sleeve pipe stage clip 6 and bearing spring with the smooth cylinder 13 of path portion bottom to be positioned in the no gap seat tube 10.The position of tight spring locknut 5 can turn press down sleeve pipe stage clip 6 last; The position of sleeve pipe stage clip 6 in, be compressed workmanship; The position of following bowl 7 of bearing spring and end retaining 14 is not had the top end of gap seat tube 10 to live stationkeeping towards upper support down, settles the pearl frame between following bowl 7 of bearing spring and the end retaining 14.The external diameter of the smooth cylinder 13 of special-purpose seat pipe 1 bottom and the close slightly gapped bearing fit of doing of tube wall internal diameter size of no gap seat tube 10, relative position has osed top axial slide 3 and standby axial slide on the endless tube wall of the smooth cylinder 13 of special-purpose seat pipe 1 bottom.General seat pipe turn-buckle 8 be enclosed within no gap seat tube 10 the top both weld connection, the general seat pipe turn-buckle 8 that becomes one has the chute positioning spiro pit with a side of no gap seat tube 10, its effect is to allow multi-functional bolt 11 pass this hole with thread fiting mode, and will insert above that part of screw rod of this hole depth among special-purpose the axial slide 3 or standby axial slide on the smooth cylinder 13 in pipe 1 bottom, because the screw rod of multi-functional bolt 11 gos deep among axial slide 3 or the standby axial slide, and the diameter of screw rod cooperates with the identical longitudinal sliding motion each other of the width of chute, special-purpose again seat pipe 1 is identical with the internal diameter of no gap seat tube 10 with the external diameter of the smooth cylinder 13 of path portion bottom, make special-purpose seat pipe 1 can not be in no gap seat tube 10 the horizontal direction left-right rotation, the direction of chute 3 or standby axial slide regulation and doing in its length qualification slides up and down and can not be from extracting vertically.At this time, clockwise rotate tight spring locknut 5 with hand, tight spring locknut 5 is done screw thread fit with the accent spring screw thread 2 on the special-purpose seat pipe 1 and is choked sleeve pipe stage clip 6 downwards, sleeve pipe stage clip 6 chokes bearing spring downwards following bowl 7 and end retaining 14, following bowl 7 of bearing spring and end retaining 14 are by the fixing sleeve pipe stage clip 6 of upwards keeping out of no gap seat tube 10 endface position, follow the spiral of tight spring locknut 5 to press down, whole upwards straight line in no gap seat tube 10 promotes synchronization dedicated seat pipe 1 with axial slide 3 and standby axial slide therewith, upwards rise to deeply the end position of the chute lower end that screw rod limited of multi-functional bolt 11 wherein when axial slide 3 or standby axial slide after, shock-proof device for electric bicycle saddle tube enters mode of operation.At this moment, if the tight spring locknut 5 of turn moves downward sleeve pipe stage clip 6 is further tightened again, the level of tightness of sleeve pipe stage clip 6 or relax level are different because of individual demand, being embedded under screw rod among axial slide 3 or the standby axial slide limits of multi-functional bolt 11, tight spring locknut 5 is done screw thread fit with the accent spring screw thread 2 on special-purpose seat pipe 1 top can adjust sleeve pipe stage clip 6 soft or hard degree arbitrarily.When the present invention adopts the array mode of folder pearl frame between following bowl 7 of end retaining 14 and bearing spring to help to move tight spring locknut 5 with hand-screw, tight spring locknut 5 and sleeve pipe stage clip 6 and following bowl of 7 trinity of bearing spring unitary rotation on the pearl frame reduces the friction of motion resistance, if it is laborsaving when not considering in actual applications with the moving tight spring locknut 5 of hand-screw, the function of following bowl 7 of bearing spring and end retaining 14 both can replace with a single-piece machined part, also can replace with a general front fork bowl of single-piece bicycle.
When shock-proof device for electric bicycle saddle tube enters mode of operation, when cyclist's human body weight is pressed in saddle, the gravity straight line is transmitted to special-purpose seat pipe 1 downwards, the whole straight glide downwards in no gap seat tube 10 of the smooth cylinder 13 of special-purpose seat pipe 1 bottom with axial slide 3 and standby axial slide, because multi-functional bolt 11 position in the chute positioning spiro pit is motionless, again because multi-functional bolt 11 position in axial slide 3 or standby axial slide is motionless, so the contact surface by gravity of the chute lower end of the screw rod of multi-functional bolt 11 and axial slide 3 or standby axial slide begins to have drawn back the gap by no gap, and the big more gap of gravity is big more.Because the screw rod that multi-functional bolt 11 surpasses chute positioning spiro pit 9 degree of depth with a part inserts among one of them the chute of axial slide 3 or standby axial slide, the special-purpose seat pipe 1 of decision can only be under the guiding of multi-functional bolt 11 axially straight line slide up and down.Synchronously sleeve pipe stage clip 6 by the tight spring locknut 5 that moves down with special-purpose seat pipe 1 integral body to lower compression, sleeve pipe stage clip 6 is upwards held by following bowl 7 of motionless bearing spring of stationkeeping and end retaining 14, the variation of human body gravity repeated bullet and compressed action during sleeve pipe stage clip 6 can only jolt and move with ground-surface, the smooth cylinder 13 and no gap seat tube 10 bearing fits of special-purpose seat pipe 1 bottom, multi-functional bolt 11 and axial slide 3 or standby axial slide bearing fit, special-purpose seat pipe 1 is done axial straight line up-and-down movement among no gap seat tube 10 in the frequent change of sleeve pipe stage clip 6 pressure.
Claims (5)
1. shock-proof device for electric bicycle saddle tube, comprise: special-purpose seat pipe (1), transfer spring screw thread (2), axial slide (3), standby axial slide (4), tight spring locknut (5), sleeve pipe stage clip (6), following bowl of bearing spring (7), general seat pipe turn-buckle (8), chute positioning spiro pit (9), no gap seat tube (10), multi-functional bolt (11), saddle installing zone (12), smooth cylinder (13), end retaining (14), it is characterized in that, the reduced diameter portion at special-purpose seat pipe (1) top is saddle installing zone (12), the spring screw thread (2) of accent is arranged at the top with path portion under the saddle installing zone (12), bottom with path portion is the smooth cylinder (13) that has axial slide (3) and standby axial slide (4) on the tube wall, to be entire body with path portion smooth cylindric obviously different with the general seat of bicycle pipe, the accent spring screw thread (2) and tight spring locknut (5) thread connection on special-purpose seat pipe (1) top, the smooth cylinder (13) of its underpart passes from sleeve pipe stage clip (6) and following bowl of (7) central hollow of bearing spring and is positioned in the no gap seat tube (10), the external diameter of the smooth cylinder (13) of special-purpose seat pipe (1) bottom and the close slightly gapped bearing fit of doing of tube wall internal diameter size of no gap seat tube (10), the top tube wall of no gap seat tube (10) does not have vertical open gap, general seat pipe turn-buckle (8) is not influenced smooth cylinder (13) the sliding up and down in no gap seat tube (10) of special-purpose seat pipe (1) bottom after the bolted, the position of chute positioning spiro pit (9) connects a side of the general seat pipe turn-buckle (8) of one in the welded top with no gap seat tube (10), multi-functional bolt (11) passes this hole with thread fiting mode, and will insert above that part of screw rod of this hole depth among special-purpose the axial slide (3) or standby axial slide (4) of managing on the smooth cylinder in (1) bottom (13), the diameter of multi-functional bolt (11) screw rod coincide and can only longitudinal sliding motion cooperate with the width of axial slide (3) and standby axial slide (4), the smooth cylinder (13) of special-purpose seat pipe (1) bottom is in the direction of lower edge, the location axial slide (3) of multi-functional bolt (11) screw rod or standby axial slide (4) regulation and do in its length limits and slide up and down and can not be from extracting, rotate the tight spring locknut (5) of doing screw thread fit with the accent spring screw thread (2) on special-purpose seat pipe (1) top, the turn downwards of tight spring locknut (5) chokes sleeve pipe stage clip (6), sleeve pipe stage clip (6) chokes bearing spring following bowl of (7) and end retaining (14) downwards, bearing spring following bowl (7) and end retaining (14) stationkeeping on the end face of no gap seat tube (10) top are upwards shouldered sleeve pipe stage clip (6), whole upwards straight line in no gap seat tube (10) promotes synchronization dedicated seat pipe (1) with axial slide (3) and standby axial slide (4), upwards rise to deeply the end position of the chute lower end that screw rod limited of multi-functional bolt (11) wherein when axial slide (3) or standby axial slide (4) after, sleeve pipe stage clip (6) is compressed workmanship, backspin or on screw the pressure of the adjustable a whole set of pipe stage clips of spring locknut (5) (6), straight-line motion about the special-purpose seat pipe of by gravity (1) slides on and does axially among the no gap seat tube (10) in the frequent change of sleeve pipe stage clip (6) pressure.
2. according to the described shock-proof device for electric bicycle saddle tube of claim 1, it is characterized in that, special-purpose seat pipe (1) has the spring screw thread (2) of accent with the top of path portion, transfer adjustable a whole set of pipe stage clip (6) soft or hard of spring screw thread (2) and tight spring locknut (5) screw thread fit, transfer the removable special-purpose seat pipe of spring screw thread (2) and tight spring locknut (5) screw thread fit (1) position in no gap seat tube (10), special-purpose seat pipe (1) is the smooth cylinder (13) that has axial slide (3) and standby axial slide (4) on the tube wall with the bottom of path portion, its external diameter of smooth cylinder (13) is wherein done bearing fit with close slightly gapped placement of internal diameter size of no gap seat tube (10), axial slide (3) on its tube wall of smooth cylinder (13) and standby axial slide (4) are not outlet of dead front type, vertical trend of axial slide (3) and standby axial slide (4) all axis trend with special-purpose seat pipe (1) is consistent, axial slide (3) and standby axial slide (4) are all managed the parallel axes of (1) with special-purpose seat, the geometric configuration of axial slide (3) and standby axial slide (4) is the long groove shape of tube wall, two ends semicircle longitudinally, central diameter with semicircle is that width connects with the wide tube wall of parallel lines, width cooperates with the identical longitudinal sliding motion each other of the diameter of multi-functional bolt (11) screw rod, and axial slide (3) is consistent with the width of standby axial slide (4).
3. according to the described shock-proof device for electric bicycle saddle tube of claim 1, it is characterized in that, the top of no gap seat tube (10) is different from the top of ordinary bicycle seat tube, there is not vertical open gap, when general seat pipe turn-buckle (8) does not influence special-purpose seat pipe (1) sliding up and down in no gap seat tube (10) during by bolted.
4. according to the described shock-proof device for electric bicycle saddle tube of claim 1, it is characterized in that, a side of the general seat pipe turn-buckle (8) of chute positioning spiro pit (9) position after welding, wherein any one all can form corresponding relation with axial slide (3) on the special-purpose seat pipe smooth cylinder in (1) bottom (13) or standby axial slide (4), multi-functional bolt (11) is fastening with thread fiting mode with chute positioning spiro pit (9), the length of multi-functional bolt (11) is obviously greater than the hole depth of chute positioning spiro pit (9), multi-functional bolt (11) will be above among the axial slide (3) or standby axial slide (4) on that part of screw rod insertion special use seat pipe smooth cylinder in (1) bottom (13) of chute positioning spiro pit (9) hole depth, and the diameter of multi-functional bolt (11) coincide with the width of axial slide (3) and standby axial slide (4) and also can mutual longitudinal sliding motion cooperate among chute.
5. according to the described shock-proof device for electric bicycle saddle tube of claim 1, it is characterized in that, tight spring locknut (5) and accent spring screw thread (2) thread connection of special-purpose seat pipe (1) with path portion top, the position of tight spring locknut (5) is on sleeve pipe stage clip (6), the position of bearing spring following bowl (7) is under sleeve pipe stage clip (6), sleeve pipe stage clip (6) is in the centre, tight spring locknut (5) is special-shaped nut, round pie, it is directly moving with hand-screw that the ring excircle has the colored tooth of convex-concave to be convenient to, the upper surface is the plane, there is boss at the middle part, bottom surface, the boss external diameter is slightly littler than the steel wire idle loop internal diameter of sleeve pipe stage clip (6), the steel wire idle loop that can be recessed into sleeve pipe stage clip (6) end face is to location on it, the end face of bearing spring following bowl (7) is free cardiac prominence platform, the internal diameter of hollow boss is bigger with the tube wall external diameter of the smooth cylinder (13) of path portion bottom than special-purpose seat pipe (1), the external diameter of hollow boss is slightly littler than the steel wire idle loop internal diameter of sleeve pipe stage clip (6), the steel wire idle loop that can be recessed into sleeve pipe stage clip (6) bottom surface is located down it, and bearing spring following bowl (7) is held sleeve pipe stage clip (6) on no gap seat tube (10) end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510013395 CN1857957A (en) | 2005-05-08 | 2005-05-08 | Shock-proof device for electric bicycle saddle tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510013395 CN1857957A (en) | 2005-05-08 | 2005-05-08 | Shock-proof device for electric bicycle saddle tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1857957A true CN1857957A (en) | 2006-11-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510013395 Pending CN1857957A (en) | 2005-05-08 | 2005-05-08 | Shock-proof device for electric bicycle saddle tube |
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| Country | Link |
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| CN (1) | CN1857957A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI410346B (en) * | 2010-04-07 | 2013-10-01 | Specialized Bicycle Components | Bicycle seat tube |
| CN109163197A (en) * | 2018-11-01 | 2019-01-08 | 江苏安科中矿科技有限公司 | Detect the fixation device of mining electronic wind table |
-
2005
- 2005-05-08 CN CN 200510013395 patent/CN1857957A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI410346B (en) * | 2010-04-07 | 2013-10-01 | Specialized Bicycle Components | Bicycle seat tube |
| CN109163197A (en) * | 2018-11-01 | 2019-01-08 | 江苏安科中矿科技有限公司 | Detect the fixation device of mining electronic wind table |
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