CN200981588Y

CN200981588Y - Flexible shock absorber

Info

Publication number: CN200981588Y
Application number: CN 200620154244
Authority: CN
Inventors: 王福民
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-12-04
Filing date: 2006-12-04
Publication date: 2007-11-28
Anticipated expiration: 2016-12-04

Abstract

The utility model discloses a novel and flexible buffer, which comprises an elastic axis and a spring made from a suspending bar and a mandrel, wherein the mandrel is provided with an adjustable length regulating mechanism of the mandrel which comprises a ball-press type elastic locking structure, a punch channel provided on a fastened steel ball relative to the ball-press type elastic locking structure on a lock sleeve, and at least two groups of fastening pits which are axially provided on the jack-post surface of the mandrel and are engaged with the fastened steel ball. The utility model further comprises a shell which is installed with the elastic axis, the spring, the lock sleeve, and a spring elastica regulating mechanism inside thereof. The sealed novel and flexible buffer of the utility model can flexibly and rapidly adjust the assembly length and the elastic potential energy of the spring.

Description

The novel flexible bumper

Technical field

The utility model relates to a kind of bumper, is specifically related to a kind of compliant snubber of scalable installation length.

Background technology

Bicycle is one of daily traffic appliance of people, change along with people's habits and customs, very big variation has also taken place in the design of bicycle, at present, the design of bicycle develops to direction simple and convenient and attractive in appearance, many convenient practical again bicycles occurred,, occurred being furnished with the flexible damping bicycle of adjustable spring compliant snubber on the market along with the modern has higher requirement to bicycle designs.This adjustable spring compliant snubber structure as shown in Figure 1, its by one by the elastic axis 1` that mandrel 11` is formed is housed in the peg 12`, elastic axis overcoat one spring 2`, spring 2` one end is connected on the pressing plate 3`, the other end is welded on the regulating ring 4` that is screwed onto on the peg, and regulating ring 4` rotates and the adjusting of generation longitudinal travel pushing spring 2` realization elastic potential energy.Adopt the bicycle of this adjustable spring compliant snubber to reduce jolt vibrations and the elastic potential energy of bringing from concavo-convex road surface that can regulating spring, make the user obtain more comfortable impression by bike, but the spring of this bumper exposes, and is easy to accumulate dust and easy oxidized corrosion.Moreover, with comparatively easy flexible damping bicycle is example, its support damping of adopting the adjustable spring compliant snubber and jointed shaft rotatablely move cooperate and reach damping effect, but the installation length of its adjustable spring compliant snubber can not arbitrarily change and can only regulate its elastic potential energy, therefore saddle, headstock handgrip and the pedal three's of bicycle relative position can not change according to user's wish, just the user can not regulate sitting posture by bike according to the wish of oneself, can not adapt to the requirement of modern to the personalization of bicycle riding.

Summary of the invention

The utility model novel pin provides the closed novel flexible bumper of a kind of flexible quick adjustment installation length and energy regulating spring elastic potential energy to above deficiency.

In order to achieve the above object, the utility model is by the following technical solutions:

Novel flexible bumper described in the utility model, by an elastic axis and a spring of being made up of peg and mandrel, it is characterized in that: described mandrel is provided with a mandrel collapsing length regulating mechanism.

Described mandrel collapsing length regulating mechanism is pressed corresponding clamping steel ball of pressing pearl formula elasticity closing component structure is offered on pearl formula elasticity closing component structure, the lock tube perforation lanes by one and is formed at least two group Ka Keng that offer and match with described clamping steel ball along mandrel jack-post over glaze.

Described clamping steel ball is at least two, is evenly distributed on the mandrel periphery.

The utility model also comprises a housing, and elastic axis, spring and lock tube are housed in the described housing.

Be provided with a spring regulating mechanism in the described housing.

Described spring regulating mechanism comprises that one is connected the accent pad of spring upper end, described accent pad inner edge is screwed onto on the peg and outer rim is connected on the housing, with transferring pad to produce the adjusting that longitudinal travel pushes spring realization elastic potential energy of the spring so that the housing rotation time can drive to transfer pad to rotate and to make.

The utility model adopts above technical scheme that following advantage is arranged: novel flexible bumper of the present utility model is realized the quick adjustment of its installation length by mandrel collapsing length regulating mechanism is set, it is connected to can also be to the bicycle saddle of bicycle when can realize damping between bicycle front vehicle frame and the trailing wheel crotch, headstock handgrip and pedal three's relative position is regulated, the user can regulate with the best of obtaining own needs sitting posture by bike according to the wish of oneself, moreover, the utility model adopts enclosed spring regulating mechanism, not only plays dustproof effect but also can regulate elastic potential energy easily.Therefore the utility model is the closed novel flexible bumper of a kind of flexible quick adjustment installation length and energy regulating spring elastic potential energy.

Description of drawings

Fig. 1 is existing adjustable spring compliant snubber structural representation;

Fig. 2 is the utility model structure cutaway view.

The utility model is described in further detail below in conjunction with accompanying drawing:

The specific embodiment

As shown in Figure 2; novel flexible bumper described in the utility model; by one by the elastic axis 1 that mandrel 11 is formed is housed in the peg 12; outside the described elastic axis 1 housing 2 is arranged; the upper end clamping one of this housing is nested with in lock tube 3 on mandrel 11 and its and inserts a spring 4; housing 2 is provided with a spring regulating mechanism; the spring regulating mechanism comprises that one connects the upper end of spring spring 4; inner edge is screwed onto on the peg 12 and outer rim is connected to the accent pad 5 of housing 2; described spring 4 lower end contacts are on the inner end surface of housing 2; can drive during housing 2 rotations and transfer pad 5 rotations and make it produce longitudinal travel; transfer pad 5 longitudinal travels pushing spring 4 to realize the adjusting of spring 4 elastic potential energys; by rotary shell 2; the user can be according to the suitable bicycle elasticity soft durometer of oneself being accustomed to of the wish adjustment of oneself; and spring 4 of the present utility model is completely contained in the housing 2; spring is well protected when having prevented the entering of dust; the life-span of this spring is longer, robust and durable than the spring in the common exposed spring compliant snubber.

Described lock tube 3 is provided with a mandrel collapsing length regulating mechanism, and described mandrel collapsing length regulating mechanism is pressed corresponding clamping steel ball 61 of pressing pearl formula elasticity closing component structure 6 is offered on pearl formula elasticity closing component structure 6, the lock tube 3 perforation lanes 31 by one and formed to four groups of cards holes 111 offering and match with described clamping steel ball 61 along mandrel 11 jack-post over glazes.Press pearl formula elasticity closing component structure 6 to comprise clamping steel ball 61, lock ring 62, return spring 63 and setting nut 64, described clamping steel ball 61 is two and is evenly distributed on the perforation lanes 31 of mandrel 11 periphery lock tubes 3; Described lock ring 62 is socketed on the lock tube 3, be provided with in this lock ring and clamping steel ball 61 corresponding two-stage guiding stepped cavity 621, arc transition between this two-stage guiding stepped cavity, thus with so that lock ring 62 when upwards spurring clamping steel ball 61 can move laterally to big level cavity and leave the clamping position and can realize that the axial length of mandrel 11 regulates; Described return spring 63 is built in the top of lock ring 62, this return spring one end is connected that its other end is connected the setting nut 64 that is screwed onto on the lock tube on the lock ring 62, press the pearl attitude to cause clamping steel ball 61 to return the clamping latched position but can return automatically after return spring 63 can make lock ring 62 upwards spur, setting nut 64 can be regulated the elastic deformation power of return spring 63; Described lock ring also is provided with anti-skid structure 622.Every group comprises that two Ka Keng match with described clamping steel ball respectively in four groups of card holes 111 on the described mandrel 11, presses pearl formula elasticity closing component structure 6 to cooperate the quick level Four of the axial length that can realize axle 11 to regulate with described card hole 111.

During use, axially upwards spur lock ring 62, simultaneously, being in 1 its mandrel 11 compressing clamping steel balls 61 of elastic axis under the extended state makes it move laterally to the big level cavity of two-stage guiding stepped cavity 621, at this moment but mandrel 11 at high speeds are realized axial level Four length adjustment, when mandrel 11 is transferred to suitable position, decontrol lock ring 62, lock ring 62 falls back on the initial position under the effect of return spring 63, clamping steel ball 61 is pushed back less level cavity, and on card hole 111 of mandrel mandrel 11 to be carried out clamping sealed snapping fit onto under the pressure of cavity for it.

Claims

1, novel flexible bumper has an elastic axis (1) and a spring (4) of being made up of peg (12) and mandrel (11), and it is characterized in that: described mandrel (11) is provided with a mandrel collapsing length regulating mechanism.

2, novel flexible bumper according to claim 1 is characterized in that: described mandrel collapsing length regulating mechanism is pressed the clamping steel ball (61) of pearl formula elasticity closing component structure (6) to be provided with the lock tube (3) of perforation lanes (31) by a pressure pearl formula elasticity closing component structure (6), correspondence and is formed at least two group Ka Keng (111) that offer and match with described clamping steel ball (61) along mandrel (11) jack-post over glaze.

3, novel flexible bumper according to claim 2 is characterized in that: described clamping steel ball (61) is at least two, is evenly distributed on mandrel (11) periphery.

4, novel flexible bumper according to claim 2 is characterized in that: also comprise a housing (2), dress elastic axis (1), spring (4) and lock tube (3) in the described housing (2).

5, novel flexible bumper according to claim 2 is characterized in that: be provided with a spring regulating mechanism in the described housing (2).

6, novel flexible bumper according to claim 4, it is characterized in that: described spring regulating mechanism comprises that one is connected the accent pad (5) of spring upper end, described accent pad (5) inner edge is screwed onto that peg (12) is gone up and outer rim is connected on the housing (2), with so that can drive to transfer pad (5) to rotate and make during housing (2) rotation and transfer pad (5) to produce the adjusting that longitudinal travel pushes springs (4) realization spring (4) elastic potential energy.