CN2634191Y - Lock able piston rod group for buffer damper - Google Patents
Lock able piston rod group for buffer damper Download PDFInfo
- Publication number
- CN2634191Y CN2634191Y CN 03266926 CN03266926U CN2634191Y CN 2634191 Y CN2634191 Y CN 2634191Y CN 03266926 CN03266926 CN 03266926 CN 03266926 U CN03266926 U CN 03266926U CN 2634191 Y CN2634191 Y CN 2634191Y
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- CN
- China
- Prior art keywords
- piston rod
- buffering
- shock preventing
- piston
- rod group
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a lockable piston rod group for buffer damper, wherein a hollow external sleeve sealed with liquid inside is connected with a piston rod group to form the buffer damper. The piston rod group is provided with a liquid through hole arranged on the piston rod correspondingly to the piston group, and a shaft hole thereof is provided with a rotation control component, a connection rod controlled by the rotation control component and a control element movably connected with the bottom of the connection rod, an ejection spring being arranged between the control element and the connection rod. The rotation control component can drive the ascending and descending of an end block at the end of the control element to control the opening and closing of the shaft hole port, and to lock or unlock the buffer damping function. The rotation control component can be applied to bicycle. When people is riding the bicycle on a smooth road, the buffer damping function can be locked and closed; when people is riding on a bumpy road, the buffer damping function can be unlocked, thus people can control the locking and unlocking of the buffer damping function by themselves according to the road conditions and have smooth bicycle riding.
Description
Technical field
The utility model relates to the lockable formula piston rod group that is used for the buffering and shock preventing device in a kind of bicycle field, particularly relate to a kind of buffering and shock preventing device that cycle frame connects the wheel place that is installed in, provide by bike the personage not use the buffering and shock preventing function according to the locking of road conditions Selective Control, or the lockable formula piston rod group design that unlocks and use the buffering and shock preventing function.
Background technique
In bicycle structure design at present, be the preferable stationarity of tool on the road surface that it is travelled on jolt, the vehicle frame of this bicycle connects the position (especially front fork place) of wheel promptly can install the buffering and shock preventing device.The buffering and shock preventing device design of commonly seeing at present, mainly be that outer sleeve one end that is provided with spring in is installed an actuating strut, the end that this actuating strut is positioned at outer sleeve is established one and is the piston of spring ejection, and it is installed on the vehicle frame, the vibrations when utilizing its buffering elasticity payment bicycle running.
On the road of the different road conditions of travelling by bike, required buffering and shock preventing is difference to some extent, when on smooth road surface, travelling or going up a slope, do not need buffering and shock preventing, as on the road surface of jolting, travelling or during descending, bigger buffering and shock preventing ability then need be provided, just can make people drive bicycle reposefully.The employed buffering and shock preventing device of bicycle is to take fixed buffering and shock preventing structure at present, its buffering and shock preventing designs for the required buffering elasticity in the road surface of jolting purely, do not possess able to turn on or off function, therefore, this buffering and shock preventing device really can be brought into play its shock-absorbing effect when the road surface of bicycle running at rugged song; But bicycle running is braked when moving in case have in smooth road surface, promptly can influence the stationarity of bicycle running because of inertia sinks.
In order to solve the problem that above-mentioned bicycle buffering and shock preventing device exists, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have corresponding structure to address the above problem, and this obviously is the problem that the anxious desire of relevant dealer solves.
This shows that above-mentioned existing bicycle buffering and shock preventing device still has many defectives, and demands urgently further being improved.
Because the defective that above-mentioned existing bicycle buffering and shock preventing device exists, the design people is actively studied innovation, through constantly studying, designing based on abundant practical experience and professional knowledge, and after studying sample and improvement repeatedly, create the utility model that has practical value finally.
Summary of the invention
Main purpose of the present utility model is, overcome the defective that existing above-mentioned bicycle buffering and shock preventing device exists, and provide a kind of lockable formula piston rod group that is used for the buffering and shock preventing device of new structure, technical problem underlying to be solved is to make it can make people freely look the keying that road conditions are controlled the buffering and shock preventing function voluntarily, makes travelling of bicycle have preferable stationarity.
The purpose of this utility model and solve its technical problem underlying and realize by the following technical solutions.According to a kind of lockable formula piston rod group that is used for the buffering and shock preventing device that the utility model proposes;
One buffering and shock preventing device connects piston set with the end that is positioned at outer sleeve and forms by in the hollow sleeve pipe that fluid is arranged in being installed in; This piston rod group has a piston rod, the inner formation of this piston rod axially run through axis hole, outside being provided with respect to place, piston set top, piston-rod lower end connects fluid through-hole to axis hole, epimere place in axis hole installs the Spin Control assembly again, middle section installing in this axis hole is controlled by the connecting rod of Spin Control assembly, be movably connected on the control piece of connecting rod bottom in the lower section installing, establish pushing top spring between control piece and connecting rod, this control piece stretches out the outer end of piston set and is provided with end block, and the Spin Control assembly opens and closes control axis hole lower end mouth through the end block lifting of connecting rod drive controlling part end.
The purpose of this utility model and solve its technical problem and can also adopt following technical measures further to realize.
The aforesaid lockable formula piston rod group that is used for the buffering and shock preventing device, wherein said Spin Control group has the hollow adjustment piece of an a bottom part ring columns little ratchet, the hollow fixed block of adjustment piece outside socket one interlock, several monocline that tilt towards same rotation direction of this fixed block bottom peripheral edge circular row are to big ratchet, and one or more monocline of every interval are established the locking slot of a degree of depth greater than the ratchet tooth depth to big ratchet, this fixed block bottom winding one revolving part, this revolving part upper end has rotatable bar portion in the adjustment piece of stretching into, monocline that relative locking slot quantity radially extends is established to supporting the portion of pulling in the stage casing, this monocline obliquely is same as big ratchet to what support the portion of pulling, in order to little ratchet, the corresponding engagement of big ratchet and locking slot, this Spin Control assembly and connect control piece through connecting rod with the revolving part bottom closes control axis hole lower end mouth in order to the end block lifting gate of a village that drives this control piece end again.
The aforesaid lockable formula piston rod group that is used for the buffering and shock preventing device, installing one fixed base on the wherein said fixed block, adjustment piece are in fixed base, on it and connect and establish one and have the pressing member of pointer, admittedly test the indicative mark that then is provided with corresponding pointer on the seat.
Being non-just circle between the aforesaid lockable formula piston rod group that is used for the buffering and shock preventing device, wherein said fixed block endoporus and adjustment piece cooperates and integrally combines.
The lockable formula piston set that is used for the buffering and shock preventing device of the utility model special construction is applied to bicycle by the lockable formula piston rod group structural design that is used for the buffering and shock preventing device of aforementioned innovation in sum, when people drive this bicycle running in flat road surface, its buffering and shock preventing function can be locked and be closed, when can unlocking, the road surface that travels on rugged Qu Buping opens the buffering and shock preventing function, allow people freely look the keying that road conditions are controlled the buffering and shock preventing function voluntarily, make travelling of bicycle have preferable stationarity, it has above-mentioned many advantages and use value, and having there is no similar structural design in like product publishes or uses, no matter the improvement that it is all bigger structurally or on the function, and have large improvement technically, and produced handy and practical effect, and has the effect of enhancement really, thereby being suitable for practicality more, really is a novelty, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, below with preferred embodiment of the present utility model and conjunction with figs. describe in detail as after.
Embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is a combination generalized section of the present utility model (representative graph).
Fig. 2 is the perspective exploded view of Spin Control assembly in the utility model.
Fig. 3 is the enforcement state reference map that the utility model is opened the buffering and shock preventing function.
Fig. 4 is the schematic perspective view of Spin Control assembly among Fig. 3.
Fig. 5 is the enforcement state reference map that the buffering and shock preventing function is closed in the utility model locking.
Fig. 6 is the schematic perspective view of Spin Control assembly among Fig. 5.
10, outer sleeve 101, first end
102, second end 11, first fixed block
12, second fixed block 121, penetration hole
13, elastomer block 131, through hole
14, piston ring 15, spring
16, piston set
20, piston rod group 21, piston rod
211, axis hole 212, fluid through-hole
22, Spin Control assembly 23, adjustment piece
231, clavula tooth 24, fixed block
241, big ratchet 242, locking slot
25, revolving part 251, support the portion of pulling
26, fixed base 27, connecting rod
28, control piece 281, end block
29, pushing top spring
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, to according to its embodiment of lockable formula piston rod group, structure, feature and the effect thereof that are used for the buffering and shock preventing device that the utility model proposes, describe in detail as after.
See also Fig. 1, shown in Figure 2, it is the adjustable piston rod group 20 that the utility model is used for the lockable formula piston rod group of buffering and shock preventing device, connecting inner is sealed the hollow sleeve pipe 10 of fluid up for safekeeping, and piston set 16 constitutes the floor map of pool of buffer shock absorber, find out by knowing among the figure: this hollow sleeve pipe 10, first end 101, sealing sets firmly one first fixed block 11, set firmly second fixed block 12 with penetration hole 121 in the sealing of second end 102, these outer sleeve 10 inside are provided with an elastomer block 13 and the piston ring 14 in abutting connection with elastomer block 13 in abutting connection with second fixed block 12, this elastomer block 13 has the through hole 131 of corresponding penetration hole 121, this piston rod group 20 provides the penetration hole 121 in second fixed block 12, the through hole 131 of elastomer block 13 and piston ring 14, piston rod group 20 is positioned at the piston set 16 of the end affixed one able to turn on or off control flows direction of flow of outer sleeve 10, this piston set 16 is a general buffering and shock preventing device piston piece commonly used, its thin portion forms the emphasis of the non-the utility model design of structure, do not give unnecessary details in this appearance, this piston set 16 is provided with a spring 15 towards the place, side of piston ring 14 again;
Piston rod group 20 of the present utility model has a piston rod 21, these piston rod 21 inner axis holes 211 that axially run through that form, outside being provided with respect to place, piston set 16 tops, piston rod 21 lower ends connect fluid through-hole 212 to axis hole 211, epimere place in axis hole 211 installs a Spin Control assembly 22 again, middle section position installing in this axis hole 211 is controlled by the connecting rod 27 of Spin Control assembly 22, be provided with a control piece 28 that is movably connected on connecting rod 27 bottoms in following fragment position, 27 on control piece 28 and connecting rod are provided with pushing top spring 29, in order to the keying that opens and closes control axis hole 211 lower end mouth whether this control piece 28 stretches out the outer ends of piston set 16 and is provided with taper end block 281; This Spin Control assembly 22 has a hollow adjustment piece 23, these several clavula teeth 231 of adjustment piece 23 bottom peripheral edge circular rows, the fixed block 24 of adjustment piece 23 outside sockets one hollow, the endoporus of fixed block 24 and 23 of adjustment pieces are non-just circle and cooperate and integrally combine, several monocline that tilt towards same sense of rotation of the bottom peripheral edge circular row of fixed block 24 are to big ratchet 241, big ratchet 241 profiles of tooth are greater than clavula tooth 231, one or more monocline are established the locking slot 242 of a degree of depth greater than big ratchet 241 tooth depths to big ratchet 241 at interval, are that every 241 of big ratchet of next but two is established a locking slot 242 in present embodiment;
In the aforementioned structure, fixed block 24 bottom windings one revolving part 25, these revolving part 25 upper ends have the rotatable bar portion in the adjustment piece 23 that can stretch into, monocline that relative locking slot 242 quantity radially extend is established to supporting the portion 251 of pulling in the stage casing, the portion of pulling 251 is oblique to be same as big ratchet 241 to this monocline to supporting, in order to clavula tooth 231, big ratchet 241 and locking slot 242 corresponding engagements, this Spin Control assembly 22 also connects control pieces 28 with revolving part 25 bottoms via connecting rod 27, on fixed block 24, install a fixed base 26 in addition, adjustment piece 23 is in fixed base 26, on it and be equipped with a pressing member (not shown) with pointer, fixed base 26 is provided with the locking of corresponding pointer, the indicative mark that unlocks, by this, the keying of axis hole 211 lower end mouth is controlled in end block 281 liftings that make this piston rod group 20 can utilize rotation to drive these control piece 28 ends.
The utility model piston rod group 20 is installed in outer sleeve 10 and connects the use operational scenario that piston set 16 is formed the buffering and shock preventing device, please refer to Fig. 3, shown in Figure 4, the front fork place that connects wheel at cycle frame, wherein be in the mobile generation buffering and shock-proof effect of outer sleeve 10 inner control fluids with piston rod group 20 and piston set 16, wherein, end block 281 controlled piston rod 21 bottom nozzles of recessing of control piece 28 bottoms are opening state, at this moment, if bicycle running is in the road surface of rugged Qu Buping, this buffering and shock preventing device is because of being subjected to the external force effect, hydrodynamic pressure with respect to piston set 16 belows in the outer sleeve 10 rises, be divided into bidirectional flow to the space of outer sleeve 10 relative piston set 16 tops, one, fluid enters via piston rod 21 bottom nozzles, enters in the space of 14 in piston set 16 and piston ring through fluid through-hole 212, and they are two years old, the valve that the fluid that is positioned at piston set 16 belows is pushed piston set 16 open directly enters the space of piston set 16 tops, makes this buffering and shock preventing device compress its entire length; When external force is removed, be positioned at outer sleeve 10 and be positioned at the hydrodynamic pressure of piston set 16 tops greater than piston set 16 below hydrodynamic pressures, at this moment, because of the valve of piston set 16 is the design of unidirectional unlatching up, so being positioned at the fluid of piston set 16 tops is the unidirectional space of flowing back to piston set 16 belows via the fluid through-hole 212 of piston rod 21, in order to the effect of payment external force, reach the purpose of buffering and shock preventing.
When bicycle running during in the level land; the buffering and shock preventing device can be locked; please refer to Fig. 5; shown in Figure 6; it is a pressing member 261 of pushing piston rod group 20 upper ends; driving adjustment piece 23 and lower end revolving part 25 thereof moves down; wherein; revolving part 25 is monocline when moving down to supporting pull portion 251 and cooperating of ratchet 241 inclined-planes greatly; and the guide function of clavula tooth 231 and 241 relative profile of tooth differences generations of big ratchet; make revolving part 25 automatic turn predetermined angles; allow in locking slot 242 gos deep in the portion of pulling 251; at this moment; 262 on the pointer that together rotates with adjustment piece 23 is instructed in lock state; revolving part 25 below pushing top spring 29 ejections, make revolving part 25; move on connecting rod 27 and the control piece 28, make end block 281 closed piston bars 21 bottom nozzles of control piece 28 bottoms; the lock state that is the sealing fluid path makes this buffering and shock preventing device suspend the buffering and shock preventing function.
When enabling the buffering and shock preventing function, be to be same as above-mentioned push action, revolving part 25 rotations are descended, allow and be butted on the big ratchet to the portion of pulling 251, descending via revolving part 25 compresses connecting rod 27 and control piece 28 moves down, and makes the end block 281 of control piece 28 bottoms break away from piston rods 21 bottom nozzles, is the relieving state of opening fluid passage, 262 on pointer with rotation simultaneously is instructed in the state of unlocking, and makes it have the buffering and shock preventing function.
By last technological scheme as can be known, the utility model is mounted on this lockable formula piston rod and is applied in the buffering and shock preventing device after the bicycle, when people drive this bicycle running in flat road surface or uphill way, its buffering and shock preventing function temporarily can be locked and close, when can unlocking, the road surface that travels on rugged Qu Buping or descending highway section open the buffering and shock preventing function, allow people freely look the keying that road conditions are controlled the buffering and shock preventing function voluntarily, make travelling of bicycle have preferable stationarity.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
Claims (4)
1, a kind of lockable formula piston rod group that is used for the buffering and shock preventing device is characterized in that:
One buffering and shock preventing device connects piston set with the end that is positioned at outer sleeve and forms by in the hollow sleeve pipe that fluid is arranged in being installed in;
This piston rod group has a piston rod, the inner formation of this piston rod axially run through axis hole, outside being provided with respect to place, piston set top, piston-rod lower end connects fluid through-hole to axis hole, epimere place in axis hole installs the Spin Control assembly again, middle section installing in this axis hole is controlled by the connecting rod of Spin Control assembly, be movably connected on the control piece of connecting rod bottom in the lower section installing, establish pushing top spring between control piece and connecting rod, this control piece stretches out the outer end of piston set and is provided with end block, and the Spin Control assembly opens and closes control axis hole lower end mouth through the end block lifting of connecting rod drive controlling part end.
2, the lockable formula piston rod group that is used for the buffering and shock preventing device according to claim 1, it is characterized in that wherein said Spin Control assembly has the hollow adjustment piece of an a bottom part ring columns little ratchet, the hollow fixed block of adjustment piece outside socket one interlock, several monocline that tilt towards same rotation direction of this fixed block bottom peripheral edge circular row are to big ratchet, and one or more monocline of every interval are provided with the locking slot of a degree of depth greater than the ratchet tooth depth to big ratchet, this fixed block bottom winding one revolving part, this revolving part upper end has rotatable bar portion in the adjustment piece of stretching into, monocline that relative locking slot quantity radially extends is established to supporting the portion of pulling in the stage casing, this monocline obliquely is same as big ratchet to what support the portion of pulling, in order to little ratchet, the corresponding engagement of big ratchet and locking slot, this Spin Control assembly and connect control piece through connecting rod with the revolving part bottom opens and closes control axis hole lower end mouth in order to the end block lifting that drives this control piece end again.
3, the lockable formula piston rod group that is used for the buffering and shock preventing device according to claim 2, it is characterized in that installing one fixed base on the wherein said fixed block, adjustment piece is in fixed base, on it and connect and establish a pressing member with pointer, then be provided with the indicative mark of corresponding pointer on the fixed base.
4, the lockable formula piston rod group that is used for the buffering and shock preventing device according to claim 2 is characterized in that being between wherein said fixed block endoporus and adjustment piece non-just circle and cooperates and integrally combine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03266926 CN2634191Y (en) | 2003-07-08 | 2003-07-08 | Lock able piston rod group for buffer damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03266926 CN2634191Y (en) | 2003-07-08 | 2003-07-08 | Lock able piston rod group for buffer damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2634191Y true CN2634191Y (en) | 2004-08-18 |
Family
ID=34298524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03266926 Expired - Fee Related CN2634191Y (en) | 2003-07-08 | 2003-07-08 | Lock able piston rod group for buffer damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2634191Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103573903A (en) * | 2012-08-10 | 2014-02-12 | 株式会社Koba | Damper |
-
2003
- 2003-07-08 CN CN 03266926 patent/CN2634191Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103573903A (en) * | 2012-08-10 | 2014-02-12 | 株式会社Koba | Damper |
| CN103573903B (en) * | 2012-08-10 | 2015-10-07 | 株式会社Koba | Vibration damper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040818 |