CN2500514Y

CN2500514Y - Damping adjustable vibration absorber

Info

Publication number: CN2500514Y
Application number: CN 01247329
Authority: CN
Inventors: 景宗明; 陈虎声
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-08-17
Filing date: 2001-08-17
Publication date: 2002-07-17
Anticipated expiration: 2011-08-17

Abstract

The utility model relates to a damping regulable vibration absorber which includes a connecting end, a main oil chamber (A), an upper oil chamber (C), an outer oil chamber (C), a bearing spring (E), a piston (D) and a piston rod (E); wherein an elastic sealable hole is provided on the piston and is communicated with the upper oil chamber, and the piston rod and the piston is integrated as a whole. The utility model is characterized in that the piston rod (2) is hollow, a regulating rod (6) is positioned in the piston rod, the piston has a central distributing hole (3), the front end of the regulating rod has a plane-toped corn-shaped head correspondent with the central distributing hole, the central distributing hole is communicated with a side hole (4) on a valve rod and the upper oil chamber, and a regulating mechanism capable of regulating axial movement of the regulating rod is provided for a connecting end of the vibration absorber. The regulating operation of the damping regulable vibration absorber can be performed easily; particularly the regulation of a motorcycle in running state is easier than regulation of a spring rigidity regulable vibration absorber. The utility model is suitable for the existing motor bicycle, motor tricycle, motor tetra-cycles, and automobiles.

Description

Ride control shock absorber

(1), technical field

The utility model relates to damper of motorcycle, specifically is a kind of ride control shock absorber.

(2), technical background

In the prior art, people are more and more high with the requirement of stability to the traveling comfort of motor bike (containing motor-tricycle), especially motor bike operated in road surface or bad road surface the time, need adjust the suspension characteristic of motor bike at any time, promptly in the motorcycle sport process, adjust, could satisfy people's demand.In order to solve and to satisfy people to traveling comfort and stable demand, there has been the adjustable damper of motorcycle of several spring stiffnesss, it is bigger that the shock absorber that these spring stiffnesss are adjustable exists the adjustment operation easier, particularly the defective that can't adjust in the motor bike operational process.

(3), Fa Ming content

Technical problem to be solved in the utility model is: the shock absorber that a kind of Adjustable Damping is provided.The adjustment operation of this ride control shock absorber is easier to, and the particularly adjustment in the motor bike operational process is easier than the adjustment of spring stiffness adjustable shock absorber.

It is such that the utility model solves the problems of the technologies described above the technical scheme that is adopted: promptly a kind of ride control shock absorber, comprise coupling end, main grease chamber, outer grease chamber, load bearing spring, piston and piston rod, wherein have the elasticity sealing of hole on the piston and be communicated with upper chamber, piston rod and piston are connected as a single entity; It is characterized in that: piston rod is a ducted body, and adjust bar is positioned at wherein; Piston has the center tap hole that is communicated with main grease chamber, and it is corresponding with it that the front end of adjust bar has a platform conical head, and described center tap hole is communicated with side opening and upper chamber on the valve rod wall; Have on shock absorber one coupling end and can realize the axially movable regulating mechanism of adjust bar.

(4), description of drawings

The utility model has following accompanying drawing:

Accompanying drawing 1 is a structural profile scheme drawing of the present utility model;

Accompanying drawing 2～5 is the local structure scheme drawing of the utility model embodiment 1～embodiment 4.

Referring to accompanying drawing: A--master grease chamber, the outer grease chamber of B--, C--upper chamber, D--piston, E--load bearing spring, F--regulating mechanism, 2--piston rod, 3--center tap hole, 4--side opening, 6--adjust bar, 7--damping hole end face, 8--spring, 9--orienting lug, 10--handle, the 11-conical surface, 12--cam, the external backguy of 15--, 16--cone among the figure.

(5), the specific embodiment

Referring to accompanying drawing: the ride control shock absorber among the figure, comprise coupling end, the main A of grease chamber, the outer C of grease chamber, load bearing spring E, piston D and piston rod 2, wherein have the elasticity sealing of hole on the piston and be communicated with upper chamber, piston rod and piston are connected as a single entity; It is characterized in that: piston rod 2 is ducted body, and adjust bar 6 is positioned at wherein; Piston has center tap hole 3, and it is corresponding with it that the front end of adjust bar has a platform conical head, and described center tap hole is communicated with side opening 4 and upper chamber on the valve rod wall; Have on shock absorber one coupling end and can realize the axially movable regulating mechanism F of adjust bar.

Below in conjunction with drawings and Examples, the utility model is described in further detail:

Referring to accompanying drawing 2: in the present embodiment, have support spring 8 between the platform conical head of adjust bar 6 front ends and the center tap hole, centre hole 3 has damping hole end face 7; Have on shock absorber one coupling end and can realize that the axially movable regulating mechanism of adjust bar is made of the rotary handle 10 of the band conical surface 11, the end sphere of adjust bar 6.When rotary handle 10, the conical surface 11 withstands on the end sphere of adjust bar, and adjust bar is upwards promoted, and makes its conical head near the taper tap hole.

Referring to accompanying drawing 3, in the present embodiment, adjust bar and platform conical head thereof are isolating construction, and the center nose end has orienting lug 9.

Referring to accompanying drawing 4, in the embodiment that accompanying drawing provides, have on shock absorber one coupling end and can realize that the axially movable regulating mechanism of adjust bar is by external wiring 15, the end sphere of connected mobile cone 16 and adjust bar 6 constitutes, spur external wiring 15, adjust bar is moved and regulate the size that damping hole 7 is opened.

Referring to accompanying drawing 5: have on shock absorber one coupling end among the embodiment that provides among the figure and can realize that the axially movable regulating mechanism of adjust bar is made of the end sphere of cam 12, adjust bar 6, rotating cam 12, the size of opening with regard to scalable damping hole 7.

Principle of work of the present utility model is summarized as follows:

In the described shock absorber, the oil among the main A of grease chamber, the elasticity sealing of hole on piston D flows to upper chamber, hang the coupling of medi-spring and damping through motor bike, determine the number and the size in piston spring hole, after the number and the size of elasticity sealing of hole were determined, damping was just definite substantially.In piston rod 2

porose

3 and 4, adjust bar 6 is arranged, by the adjusting of the axially movable regulating mechanism of adjust bar, can adjust the size that damping hole 7 is opened, form the shock absorber of Adjustable Damping.Spring 8 guarantees the size in hole 7 and keeps the end sphere of adjust bar and the conical surface of rotary handle 10 or cam 12 or cone 16 to keep in touch.Orienting lug 9 among Fig. 3 can improve the guiding of adjusting lever; The adjust bar of isolating construction and platform conical head thereof can improve manufacturability.In addition, the utility model can reduce the number and the size in piston spring hole owing to described structure.

The utility model can be used for present two and takes turns three-wheel or four-wheel motor cycle or self-propelled vehicle.

Claims

1, a kind of ride control shock absorber, comprise coupling end, main grease chamber (A), upper chamber (C), outer grease chamber (C), load bearing spring (E), piston (D) and piston rod (2), wherein have the elasticity sealing of hole on the piston and be communicated with upper chamber, piston rod and piston are connected as a single entity; It is characterized in that: piston rod (2) is a ducted body, and adjust bar (6) is positioned at wherein; Piston has center tap hole (3), and it is corresponding with it that the front end of adjust bar has a platform conical head, and described center tap hole is communicated with side opening (4) and upper chamber on the valve rod wall; Have on shock absorber one coupling end and can realize the axially movable regulating mechanism of adjust bar (F).

2, ride control shock absorber according to claim 1 is characterized in that: have support spring (8) between the platform conical head of adjust bar (6) front end and the center tap hole, centre hole (3) has damping hole end face (7); Have on shock absorber one coupling end and can realize that the axially movable regulating mechanism of adjust bar is made of the rotary handle (10) of the band conical surface (11), the end sphere of adjust bar (6).

3, ride control shock absorber according to claim 1 is characterized in that: adjust bar (6) and platform conical head thereof are isolating construction, and the center nose end has orienting lug (9).

4, ride control shock absorber according to claim 1, it is characterized in that: have on shock absorber one coupling end and can realize the axially movable regulating mechanism of adjust bar by external wiring (15), the end sphere of connected mobile cone (16) and adjust bar (6) constitutes.

5, ride control shock absorber according to claim 1 is characterized in that: have on shock absorber one coupling end and can realize that the axially movable regulating mechanism of adjust bar is made of the end sphere of cam (12), adjust bar (6).