CN2664993Y - Motorcycle combined type double rear vibration damping devices - Google Patents
Motorcycle combined type double rear vibration damping devices Download PDFInfo
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- CN2664993Y CN2664993Y CN 200320115304 CN200320115304U CN2664993Y CN 2664993 Y CN2664993 Y CN 2664993Y CN 200320115304 CN200320115304 CN 200320115304 CN 200320115304 U CN200320115304 U CN 200320115304U CN 2664993 Y CN2664993 Y CN 2664993Y
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Abstract
Disclosed is a motorcycle compound double back vibration damping device, which belongs to the motorcycle back vibration damping device technology field, aiming at providing a compound double back vibration damping device which both can bear heavy loads and make the driver comfortable. The technique proposal for solving the technique problem comprises a front shock absorber and back shock absorber. Upper fixing lugs of the front and the back shock absorber are arranged on a fulcrum of the back end of a frame; lower fixing lugs are arranged on the fulcrum of the back end of a bottom fork. The front shock absorber can be chosen from a tandem double-spring shock absorber with a lower sliding sleeve tube, a tandem double-spring shock absorber with an upper sliding sleeve tube, a juxtaposed double-spring shock absorber, a tandem three-spring shock absorber and a single spring shock absorber; the back shock absorber can be chosen from a tandem double-spring shock absorber with a lower sliding sleeve tube, a tandem double-spring shock absorber with an upper sliding sleeve tube, a juxtaposed double-spring shock absorber, a tandem three-spring shock absorber and a single spring shock absorber. The utility model is applied for the shock vibration of the motorcycle, which can absorb the shock gradually and continuously, and can bear heavy loads and make the driver comfortable.
Description
Technical field
Belong to shock attenuation unit technical field behind the motor bike.
Background technology
The shock attenuation unit of motor bike should bear big load, and the rider is felt comfortably cool.A single jounce bumper is respectively arranged about the trailing wheel of motor bike.The load carrying ability of motor bike is generally the weight that 120 kg is equivalent to two people, and in load-carrying 120 kg scope, single jounce bumper can play damping of vibrations.If load-carrying surpasses 120 kg, just need to adopt two backs shock attenuation unit.China utility model patent ZL02220404.0 " the two back of rocker-arm shock attenuation unit " discloses a kind of shock attenuation unit, between the vehicle frame rear end and chain stay rear end after single jounce bumper, also installed a rocker-arm list jounce bumper additional, the rocking arm of rocker type shock absorber rotates an angle and makes rocking arm and chain stay direct contact under overweight loading when overweight, and rocker type shock absorber has promptly begun damping of vibrations.But the damping of vibrations of rocker type shock absorber is the discontinuous of burst, can produce bump in short-term, gives the rider with uncomfortable sensation.
Summary of the invention
Shock attenuation unit after the motor bike combined type that technical matters to be solved provides a kind of its preceding shock absorber and rear shock absorber all can bear big load and the rider is felt comfortably cool is two.
The technical scheme that solves its technical matters is as follows: the two back of motor bike combined type shock attenuation unit, shock absorber and rear shock absorber before comprising.The last fixedly ear of preceding shock absorber is contained on the fulcrum of vehicle frame rear end, and following fixedly ear is contained on the fulcrum of chain stay rear end.Before rear shock absorber is positioned at after the shock absorber, on fixedly ear be contained on the fulcrum of vehicle frame rear end, following fixedly ear is contained on the fulcrum of chain stay rear end.Before shock absorber can be from following: have the series type dual spring shock absorber of downslide sleeve, the series type dual spring shock absorber that the upper sliding sleeve tube is arranged, block form dual spring shock absorber, series type three jounce bumpers and the single jounce bumper and choose any one kind of them.Rear shock absorber can be from following: have the series type dual spring shock absorber of downslide sleeve, the series type dual spring shock absorber that the upper sliding sleeve tube is arranged, block form dual spring shock absorber, series type three jounce bumpers and the single jounce bumper and choose any one kind of them.
Preceding shock absorber, rear shock absorber can adopt the series type dual spring shock absorber of downslide sleeve, comprise upper supporting plate, lower carrier plate, piston rod, piston, piston barrel, downslide sleeve, one-level spring and two-level spring.The upper end of upper supporting plate has goes up fixedly ear.Lower carrier plate and piston barrel are connected as a single entity, and there is down fixedly ear the lower end of lower carrier plate.Piston is positioned at piston barrel, and piston rod is contained on the lower surface of lower carrier plate.The downslide sleeve is the cylinder that there is centre hole its upper surface of lower ending opening, the lower ending opening internal diameter is slightly larger than the lower carrier plate diameter, the internal diameter of upper surface centre hole is slightly larger than the piston barrel external diameter, downslide sleeve upper end centre hole is enclosed within the outside of piston barrel, the lower ending opening of downslide sleeve is enclosed within outside the lower carrier plate, can slide thereon.The less one-level spring of the coefficient of stiffiness was contained between upper surface following of lower carrier plate upper surface and downslide sleeve, and the two-level spring that the coefficient of stiffiness is bigger is contained between upper surface top of the lower surface of upper supporting plate and downslide sleeve.
Preceding shock absorber, rear shock absorber can also adopt the series type dual spring shock absorber of upper sliding sleeve tube, comprise upper supporting plate, lower carrier plate, piston rod, piston, piston barrel, upper sliding sleeve tube, one-level spring and two-level spring.The upper end of upper supporting plate has goes up fixedly ear.Lower carrier plate and piston barrel are connected as a single entity, and there is down fixedly ear the lower end of lower carrier plate.Piston is positioned at piston barrel, and piston rod is contained on the lower surface of upper supporting plate.The upper sliding sleeve tube is the cylinder that there is centre hole its upper surface of lower ending opening, the internal diameter of lower ending opening is slightly larger than the external diameter of piston barrel, the internal diameter of upper surface centre hole is slightly larger than the diameter of piston rod, there is the convex edge that protrudes in the surface at the outside face middle part of upper sliding sleeve tube, its upper surface centre hole of outside that the lower ending opening of upper sliding sleeve tube is enclosed within piston barrel is enclosed within the outside of piston rod, can slide thereon.The less one-level spring of the coefficient of stiffiness is contained between the upper surface, convex edge of the lower surface of upper supporting plate and upper sliding sleeve tube.The two-level spring that the coefficient of stiffiness is bigger is contained between the lower surface, convex edge of the upper surface of lower carrier plate and upper sliding sleeve tube.
Preceding shock absorber, rear shock absorber can also adopt block form dual spring shock absorber, comprise upper supporting plate, lower carrier plate, piston rod, piston, piston barrel, one-level spring and two-level spring.The upper end of upper supporting plate has goes up fixedly ear.Lower carrier plate and piston barrel are connected as a single entity, and there is down fixedly ear the lower end of lower carrier plate.Piston is positioned at piston barrel, and piston rod is contained on the lower surface of upper supporting plate.The two-level spring that the coefficient of stiffiness is bigger is contained between the upper surface of the lower surface of upper supporting plate and lower carrier plate, and the less one-level spring of the coefficient of stiffiness is between the upper surface of lower surface that is contained in upper supporting plate within the two-level spring and lower carrier plate.
Preceding shock absorber, rear shock absorber can also adopt series type three jounce bumpers, comprise upper supporting plate, lower carrier plate, piston rod, piston, piston barrel, one-level spring, two-level spring, three grades of springs, upper sliding sleeve tube and downslide sleeves.The upper end of upper supporting plate has goes up fixedly ear.Lower carrier plate and piston barrel are connected as a single entity, and there is down fixedly ear the lower end of lower carrier plate.Piston is positioned at piston barrel, and piston rod is contained on the lower surface of upper supporting plate.The upper sliding sleeve tube is the cylinder that there is centre hole its upper surface of lower ending opening, the internal diameter of lower ending opening is slightly larger than the external diameter of piston barrel, the internal diameter of upper surface centre hole is slightly larger than the external diameter of piston rod, there is the convex edge of protrusion in the outside face stage casing of upper sliding sleeve tube, upper sliding sleeve tube hypomere is enclosed within the outside of piston barrel, the upper surface centre hole is enclosed within the outside of piston rod, can slide thereon.The downslide sleeve is the cylinder that there is centre hole its upper surface of lower ending opening, the internal diameter of lower ending opening is slightly larger than the diameter of lower carrier plate, the internal diameter of upper surface centre hole is slightly larger than the external diameter of upper sliding sleeve tube, its upper end centre hole of outside that the lower end of downslide sleeve is enclosed within lower carrier plate is enclosed within the outside of upper sliding sleeve tube, can slide thereon.The less one-level spring of the coefficient of stiffiness is contained between the lower surface and upper surface, convex edge of upper supporting plate, the less two-level spring of the coefficient of stiffiness was contained between the upper surface of lower carrier plate and downslide sleeve upper surface following, and three grades of springs that the coefficient of stiffiness is bigger are contained between the lower surface of convex edge and downslide sleeve upper surface top.
Preceding shock absorber, rear shock absorber can also adopt single jounce bumper, comprise upper supporting plate, lower carrier plate, piston rod, piston, piston barrel and single spring.The upper end of upper supporting plate has goes up fixedly ear.Lower carrier plate and piston barrel are connected as a single entity, and there is down fixedly ear its lower end.Piston is positioned at piston barrel, and piston rod is contained in the lower end of upper supporting plate.Single spring is contained between the upper surface of the lower surface of upper supporting plate and lower carrier plate.
Beneficial effect: the trailing wheel vibration damping that is applied to motor bike.Compared with the prior art, beneficial effect is that its damping of vibrations can little by little carry out continuously, does not have the unexpected sensation that bump is arranged, and both can bear heavier load, and the rider is felt comfortably cool, and can also increase the firm and operation stability of vehicle frame.
Description of drawings
Fig. 1 is damping device structure figure behind the motor bike.Fig. 2 is the series type dual spring damper structure figure that the downslide sleeve is arranged.Fig. 3 is the series type dual spring damper structure figure that the upper sliding sleeve tube is arranged.Fig. 4 is block form dual spring damper structure figure.Fig. 5 is series type three jounce bumper constructionals drawing.Fig. 6 is single jounce bumper constructional drawing.Be described as follows: among Fig. 1,1 is preceding shock absorber, and 2 is rear shock absorber.Among Fig. 2,3 is upper supporting plate, and 4 is lower carrier plate, and 5 is piston rod, and 6 is piston, and 7 is piston barrel, and 8 are the downslide sleeve, and 9 is the one-level spring, and 10 is two-level spring.Among Fig. 3,11 is upper supporting plate, and 12 is lower carrier plate, and 13 is piston rod, and 14 is piston, and 15 is piston barrel, and 16 is the upper sliding sleeve tube, and 17 is the convex edge, and 18 is the one-level spring, and 19 is two-level spring.Among Fig. 4,20 is upper supporting plate, and 21 is lower carrier plate, and 22 is piston rod, and 23 is piston, and 24 is piston barrel, and 25 is the one-level spring, and 26 is two-level spring.Among Fig. 5,27 is upper supporting plate, and 28 is lower carrier plate, and 29 is piston rod, and 30 is piston, and 31 is piston barrel, and 32 is the one-level spring, and 33 is two-level spring, and 34 is three grades of springs, and 35 is the upper sliding sleeve tube, and 36 is the convex edge, and 37 are the downslide sleeve.Among Fig. 6,38 is upper supporting plate, and 39 is lower carrier plate, and 40 is piston rod, and 41 is piston, and 42 is piston barrel, and 43 is single spring.
The specific embodiment
Preceding shock absorber 1 adopts the series type dual spring shock absorber that the downslide sleeve is arranged, piston 6 is contained in the piston barrel 7, piston rod 5 is contained in upper supporting plate 3 lower ends, the upper end centre hole of downslide sleeve 8 is enclosed within the outside that its lower ending opening of piston barrel 7 outsides is enclosed within lower carrier plate 4, one-level spring 9 was contained between the upper surface of lower carrier plate 4 and downslide sleeve 8 upper surfaces following, and two-level spring 10 is contained between the lower surface of upper supporting plate 3 and downslide sleeve 8 upper surfaces top.Rear shock absorber 2 adopts series type three jounce bumpers, piston 30 is contained in the piston barrel 31, piston rod 29 is contained in upper supporting plate 27 lower ends, the upper end centre hole of upper sliding sleeve tube 35 is enclosed within the outside that piston rod 29 outer its lower ending openings are enclosed within piston barrel 31, its lower ending opening of outside that the upper end centre hole of downslide sleeve 37 is enclosed within upper sliding sleeve tube 35 is enclosed within lower carrier plate 28 outsides, one-level spring 32 is contained between convex edge 36 top of the lower surface of upper supporting plate 27 and upper sliding sleeve tube 35, two-level spring 33 is contained between following and lower carrier plate 28 upper surfaces of downslide sleeve 37 upper surfaces, and three grades of springs 34 are contained between upper surface top of following and downslide sleeve 37 of convex edge 36 of upper sliding sleeve tube 35.
Claims (10)
1. the two back of motor bike combined type shock attenuation unit is characterized in that comprising preceding shock absorber (1) and rear shock absorber (2); Before shock absorber (1) go up on the fulcrum that fixing ear is contained in the vehicle frame rear end its down fixedly ear be contained on the fulcrum of chain stay rear end, rear shock absorber (2) be positioned at preceding shock absorber (1) afterwards on it fixedly ear be contained in that its following fixedly ear is contained on the fulcrum of chain stay rear end on the fulcrum of vehicle frame rear end; Before shock absorber (1) can be from following: have the series type dual spring shock absorber of downslide sleeve, the series type dual spring shock absorber that the downslide sleeve is arranged, block form dual spring shock absorber, series type three jounce bumpers and the single jounce bumper and choose any one kind of them; Rear shock absorber (2) can be from following: have the series type dual spring shock absorber of downslide sleeve, the series type dual spring shock absorber that the upper sliding sleeve tube is arranged, block form dual spring shock absorber, series type three jounce bumpers and the single jounce bumper and choose any one kind of them.
2. according to the two back of the described motor bike combined type of claim 1 shock attenuation unit, it is characterized in that the series type dual spring shock absorber that its preceding shock absorber (1) adopts the downslide sleeve, comprise upper supporting plate (3), lower carrier plate (4), piston rod (5), piston (6), piston barrel (7), downslide sleeve (8), one-level spring (9) and two-level spring (10); The upper end of upper supporting plate (3) has goes up fixedly ear; Lower carrier plate (4) is connected as a single entity with piston barrel (7), and there is down fixedly ear the lower end; Piston (6) is positioned at piston barrel (7), and piston rod (5) is contained in upper supporting plate (3) lower end; Downslide sleeve (8) has the cylinder of centre hole for its upper surface of lower ending opening, the internal diameter of lower ending opening is slightly larger than lower carrier plate (4) external diameter, upper surface centre hole internal diameter is slightly larger than piston barrel (7) external diameter, downslide sleeve (8) upper end centre hole is enclosed within outside the piston barrel (7), and lower ending opening is enclosed within outside the lower carrier plate (4); The less one-level spring (9) of the coefficient of stiffiness was contained between lower carrier plate (4) upper surface and downslide sleeve (7) upper surface following, and the two-level spring that the coefficient of stiffiness is bigger (10) is contained between upper surface top of the lower surface of upper supporting plate (3) and downslide sleeve (8).
3. according to the two back of the described motor bike combined type of claim 1 shock attenuation unit, shock absorber (1) adopts the series type dual spring shock absorber that the upper sliding sleeve tube is arranged before it is characterized in that wherein, comprises upper supporting plate (11), lower carrier plate (12), piston rod (13), piston (14), piston barrel (15), upper sliding sleeve tube (16), one-level spring (18) and two-level spring (19); Upper supporting plate (11) upper end has goes up fixedly ear; Lower carrier plate (12) is connected as a single entity with piston barrel (15), and there is down fixedly ear lower carrier plate (12) lower end; Piston (14) is positioned at piston barrel (15), and piston rod (13) is contained in upper supporting plate (11) lower end; Downslide sleeve (16) has the cylinder of centre hole for its upper surface of lower ending opening, there is the convex edge (17) of protrusion in cylinder appearance stage casing, the internal diameter of lower ending opening is slightly larger than the external diameter of piston barrel (15), the internal diameter of upper surface centre hole is slightly larger than the external diameter of piston rod (13), and the upper end centre hole of upper sliding sleeve tube (14) is enclosed within the outside that its lower ending opening of piston rod (13) outside is enclosed within piston barrel (15); The less one-level spring (18) of the coefficient of stiffiness is contained between the upper surface of the lower end of upper supporting plate (11) and convex edge (17), and the two-level spring that the coefficient of stiffiness is bigger (19) is contained between the lower surface of the upper end of lower carrier plate (12) and convex edge (17).
4. according to the two back of the described motor bike combined type of claim 1 shock attenuation unit, shock absorber (1) adopts block form dual spring shock absorber before it is characterized in that wherein, comprises upper supporting plate (20), lower carrier plate (21), piston rod (22), piston (23), piston barrel (24), one-level spring (25) and two-level spring (26); The upper end of upper supporting plate (20) has goes up fixedly ear; Lower carrier plate (21) is connected as a single entity with piston barrel (24), and there is down fixedly ear the lower end of lower carrier plate (21); Piston (23) is positioned at piston barrel (24), and piston rod (22) is contained in the lower end of upper supporting plate (20); Two-level spring (26) is contained between the upper surface of the lower surface of upper supporting plate (20) and lower carrier plate (21), and one-level spring (25) is positioned between the upper surface of the lower surface that is contained in upper supporting plate (20) within the two-level spring (26) and lower carrier plate (21).
5. according to the two back of the described motor bike combined type of claim 1 shock attenuation unit, shock absorber (1) adopts series type three jounce bumpers before it is characterized in that wherein, comprises upper supporting plate (27), lower carrier plate (28), piston rod (29), piston (30), piston barrel (31), one-level spring (32), two-level spring (33), three grades of springs (34), upper sliding sleeve tube (35) and downslide sleeve (37); The upper end of upper supporting plate (27) has goes up fixedly ear; Lower carrier plate (28) is connected as a single entity with piston barrel (31), and there is down fixedly ear its lower end; Piston (30) is positioned at piston barrel (31), and piston rod (29) is contained in the lower end of upper supporting plate (27); Upper sliding sleeve tube (35) has the cylinder of centre hole for its upper surface of lower ending opening, there is the convex edge (36) of protrusion in the outside face stage casing of cylinder, the internal diameter of cylinder lower ending opening is slightly larger than piston barrel (31) external diameter, upper surface centre hole internal diameter is slightly larger than the piston rod external diameter, and upper sliding sleeve tube (35) upper end centre hole is enclosed within outer its lower ending opening of piston rod (29) and is enclosed within outside the piston barrel (31); Downslide sleeve (37) has the cylinder of centre hole for its upper surface of lower ending opening, the internal diameter of lower ending opening is slightly larger than lower carrier plate (28) external diameter, the internal diameter of upper surface centre hole is slightly larger than the external diameter of upper sliding sleeve tube (35), the upper surface centre hole of downslide sleeve (37) is enclosed within the outside of upper sliding sleeve tube (35), and lower ending opening is enclosed within the outside of lower carrier plate (28); The less one-level spring (32) of the coefficient of stiffiness is contained between the upper surface of convex edge (36) of the lower surface of upper supporting plate (27) and upper sliding sleeve tube (35), the less two-level spring (33) of the coefficient of stiffiness was contained between upper surface following of the upper surface of lower carrier plate (28) and downslide sleeve (37), and three grades of springs (34) that the coefficient of stiffiness is bigger were contained between convex edge (36) following of top and upper sliding sleeve tube (35) of upper surface of downslide sleeve (37).
6. according to the two back of the described motor bike combined type of claim 1 shock attenuation unit, it is characterized in that wherein rear shock absorber (2) adopts the series type dual spring shock absorber that the downslide sleeve is arranged, comprise upper supporting plate (3), lower carrier plate (4), piston rod (5), piston (6), piston barrel (7), downslide sleeve (8), one-level spring (9) and two-level spring (10); The upper end of upper supporting plate (3) has goes up fixedly ear; Lower carrier plate (4) is connected as a single entity with piston barrel (7), and there is down fixedly ear the lower end of lower carrier plate (4); Piston (6) is positioned at piston barrel (7), and piston rod (5) is contained in the lower end of upper supporting plate (3); Downslide sleeve (8) has the cylinder of centre hole for its upper surface of lower ending opening, the internal diameter of lower ending opening is slightly larger than the external diameter of lower carrier plate (4), the internal diameter of upper surface centre hole is slightly larger than the external diameter of piston rod (5), the upper surface centre hole of downslide sleeve (8) is enclosed within the outside of piston rod (5), and lower ending opening is enclosed within the outside of lower carrier plate (4); One-level spring (9) was contained between upper surface following of the upper surface of lower carrier plate (4) and downslide sleeve (8), and two-level spring (10) was contained between upper surface following of the lower surface of upper supporting plate (3) and downslide sleeve (8).
7. according to the two back of the described motor bike combined type of claim 1 shock attenuation unit, it is characterized in that wherein rear shock absorber (2) adopts the series type dual spring shock absorber that the upper sliding sleeve tube is arranged, comprise upper supporting plate (11), lower carrier plate (12), piston rod (13), piston (14), piston barrel (15), upper sliding sleeve tube (16), one-level spring (18) and two-level spring (19); The upper end of upper supporting plate (11) has goes up fixedly ear; Lower carrier plate (12) is connected as a single entity with piston barrel (15), and there is down fixedly ear the lower end of lower carrier plate (12); Piston (14) is positioned at piston barrel (15), and piston rod (13) is contained in the lower end of upper supporting plate (11); Upper sliding sleeve tube (16) has the cylinder of centre hole for its upper surface of lower ending opening, there is the convex edge (17) of protrusion in the stage casing of cylinder appearance, the internal diameter of lower ending opening is slightly larger than the external diameter of piston barrel (15), the internal diameter of upper surface centre hole is slightly larger than the external diameter of piston rod (13), the upper end centre hole of upper sliding sleeve tube (16) is enclosed within the outside of piston rod (13), and lower ending opening is enclosed within the outside of piston barrel (15); The less one-level spring (18) of the coefficient of stiffiness is contained between convex edge (17) top of the lower surface of upper supporting plate (11) and upper sliding sleeve tube (16), and the two-level spring that the coefficient of stiffiness is bigger (19) was contained between the upper surface of lower carrier plate (12) and convex edge (17) following.
8. according to the two back of the described motor bike combined type of claim 1 shock attenuation unit, it is characterized in that wherein rear shock absorber (2) adopts block form dual spring shock absorber, comprise upper supporting plate (20), lower carrier plate (21), piston rod (22), piston (23), piston barrel (24), one-level spring (25) and two-level spring (26); Upper supporting plate (20) upper end has goes up fixedly ear; Lower carrier plate (21) is connected as a single entity with piston barrel (24), and there is down fixedly ear the lower end; Piston (23) is positioned at piston barrel (24), and piston rod (22) is contained in upper supporting plate (20) lower end; The two-level spring that the coefficient of stiffiness is bigger (26) is contained between upper supporting plate (20) lower surface and lower carrier plate (21) upper surface, and the less one-level spring (25) of the coefficient of stiffiness is positioned between the upper surface of two-level spring (26) with the lower surface that is contained in upper supporting plate (20) and lower carrier plate (21).
9. according to the two back of the described motor bike combined type of claim 1 shock attenuation unit, it is characterized in that rear shock absorber (2) wherein adopts series type three jounce bumpers, comprises upper supporting plate (27), lower carrier plate (28), piston rod (29), piston (30), piston barrel (31), one-level spring (32), two-level spring (33), three grades of springs (34), upper sliding sleeve tube (35) and downslide sleeve (37); The upper end of upper supporting plate (27) has goes up fixedly ear; Lower carrier plate (28) is connected as a single entity with piston barrel (31), and there is down fixedly ear its lower end; Piston (30) is positioned at piston barrel (31), and piston rod (29) is contained in the lower end of upper supporting plate (27); Upper sliding sleeve tube (35) has the cylinder of centre hole for its upper surface of lower ending opening, there is the convex edge (36) of protrusion in the outside face stage casing of cylinder, the internal diameter of lower ending opening is slightly larger than the external diameter of piston barrel (31), the internal diameter of upper surface centre hole is slightly larger than the external diameter of piston rod (29), the upper surface centre hole of upper sliding sleeve tube (35) is enclosed within outside the piston rod (29), and lower ending opening is enclosed within outside the piston barrel (35); Downslide sleeve (37) has the cylinder of centre hole for its upper surface of lower ending opening, internal diameter is enclosed within outside the upper sliding sleeve tube (35) greater than the upper surface centre hole of upper sliding sleeve tube (35) external diameter, and internal diameter is enclosed within outside the lower carrier plate (28) greater than the lower ending opening of lower carrier plate (28) external diameter; The less one-level spring (32) of the coefficient of stiffiness is contained between convex edge (36) top of the lower surface of upper supporting plate (27) and upper sliding sleeve tube (35), the less two-level spring (33) of the coefficient of stiffiness was contained between the upper surface of lower carrier plate (28) and downslide sleeve (37) upper surface following, and three grades of springs (34) that the coefficient of stiffiness is bigger are contained between upper surface top of the following of convex edge (36) and downslide sleeve (37).
10. according to the two back of the described motor bike combined type of claim 1 shock attenuation unit, it is characterized in that preceding shock absorber (1) wherein adopts single jounce bumper, comprises upper supporting plate (38), lower carrier plate (39), piston rod (40), piston (41), piston barrel (42) and single spring (43); Upper supporting plate (38) upper end has goes up fixedly ear; Lower carrier plate (39) is connected as a single entity with piston barrel (42), and there is down fixedly ear the lower end; Piston (41) is positioned at piston barrel (42), and piston rod (40) is contained in the lower end of upper supporting plate (38); Single spring (43) is contained between the upper surface of the lower surface of upper supporting plate (38) and lower carrier plate (39).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320115304 CN2664993Y (en) | 2003-12-06 | 2003-12-06 | Motorcycle combined type double rear vibration damping devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320115304 CN2664993Y (en) | 2003-12-06 | 2003-12-06 | Motorcycle combined type double rear vibration damping devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2664993Y true CN2664993Y (en) | 2004-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320115304 Expired - Fee Related CN2664993Y (en) | 2003-12-06 | 2003-12-06 | Motorcycle combined type double rear vibration damping devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2664993Y (en) |
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2003
- 2003-12-06 CN CN 200320115304 patent/CN2664993Y/en not_active Expired - Fee Related
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