CN217582995U

CN217582995U - Hydraulic shock absorber for children bicycle

Info

Publication number: CN217582995U
Application number: CN202221363185.9U
Authority: CN
Inventors: 乔延丁; 高素芳; 乔建业
Original assignee: Hebei Tieniu Bicycle Industry Co ltd
Current assignee: Hebei Tieniu Bicycle Industry Co ltd
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-10-14
Anticipated expiration: 2032-06-02

Abstract

The utility model discloses a hydraulic shock absorber for children bicycle, relating to the technical field of bicycle appliances; the inner side of the cylinder body is movably connected with a piston body, the outer side wall of the piston body is provided with an upper sealing ring mounting groove and a lower sealing ring mounting groove, sealing rings are mounted in the two sealing ring mounting grooves, the middle part of the outer side wall of the piston body is provided with a wear-resistant ring mounting groove, a wear-resistant ring is mounted in the wear-resistant ring mounting groove, the bottom of the piston body is connected with a plurality of elastic strips, the lower ends of the elastic strips are connected with a buffer rubber block, the bottom of the cylinder body is provided with a lower mounting seat through a bolt, the upper end of the piston body is provided with a piston rod, the outer side of the piston rod is respectively sleeved with an inner buffer spring and an outer buffer spring, the inner buffer spring is arranged in the cylinder body, and the top end of the cylinder body is provided with an upper sealing cover through a bolt; the utility model can realize rapid buffering force and shock absorption, and is not easy to shake during shock absorption; can increase of service life, and can prevent that the dust from getting into, can install fast simultaneously.

Description

Hydraulic shock absorber for children bicycle

Technical Field

The utility model belongs to the technical field of the bicycle apparatus, concretely relates to children bicycle hydraulic shock absorber.

Background

The shock absorber of bicycle realizes the shock attenuation for adopting the spring, and its phenomenon that can appear rocking when the shock attenuation leads to the automobile body unstability, and the travelling comfort is poor simultaneously, and its is bulky when changing big spring, and is not pleasing to the eye.

SUMMERY OF THE UTILITY MODEL

The shock absorber aims at solving the problems that the shock absorber of the existing bicycle adopts a spring to realize shock absorption, the shock absorber can shake during shock absorption, so that the bicycle body is unstable, the comfort is poor, and the shock absorber is large in size and not attractive when a large spring is replaced; an object of the utility model is to provide a children bicycle hydraulic shock absorber.

The utility model discloses a hydraulic shock absorber for children bicycle, which comprises a cylinder body, a piston body, a sealing ring, a wear-resisting ring, a buffer rubber block, an elastic strip, an end cap, a lower mounting seat, a piston rod, an upper sealing cover, an inner buffer spring, an outer buffer spring and an upper mounting seat; the inside swing joint of barrel has the piston body, be provided with two upper and lower sealing washer mounting grooves on the lateral wall of piston body, all install the sealing washer in two sealing washer mounting grooves, wear-resisting circle mounting groove has been seted up at the lateral wall middle part of piston body, install wear-resisting circle in the wear-resisting circle mounting groove, the bottom of piston body is connected with several elasticity strip, the lower extreme and the cushion rubber piece of several elasticity strip are connected, the mount pad is installed down through the bolt in the bottom of barrel, the piston rod is installed to the upper end of piston body, interior buffer spring has been cup jointed respectively in the outside of piston rod, outer buffer spring, interior buffer spring sets up the inside at the barrel, the sealed lid of going up is installed through the bolt in the top of barrel, piston rod and the sealed swing joint of going up lid, the top of piston rod is passed through the bolt and is connected with last mount pad, the oilhole has been seted up to the lower extreme of barrel, install the end cap on the oilhole.

Preferably, the buffer rubber block is provided with a plurality of through slots.

Preferably, the piston body is provided with a through hole.

Preferably, the cylinder is filled with silicone oil.

Preferably, the elastic strip is provided with a long hole.

Preferably, an elastic dustproof sleeve is sleeved outside the outer buffer spring.

Preferably, the cylinder is a thickened cylinder.

Compared with the prior art, the beneficial effects of the utility model are that:

1. can realize quick buffering dynamics and shock attenuation, and the difficult phenomenon that appears rocking when the shock attenuation, stability is high.

2. Can increase of service life, and can prevent that the dust from getting into, can install fast simultaneously.

Drawings

For ease of illustration, the invention is described in detail by the following detailed description and accompanying drawings.

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of a piston body according to the present invention;

fig. 3 is a schematic structural view of the middle elastic strip of the present invention.

In the figure: 1-a cylinder body; 2-a piston body; 3, sealing rings; 4-wear-resistant ring; 5-buffering the rubber block; 6-an elastic strip; 7-plug; 8-lower mounting seat; 9-a piston rod; 10-upper sealing cover; 11-an internal buffer spring; 12-an outer buffer spring; 13-mounting a base; 14-elastic dust-proof cover; 21-a through hole; 51-slotted holes; 61-elongated hole.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. The structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the achievable purpose. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

It should also be noted that, in order to avoid obscuring the invention with unnecessary details, only the structures and/or process steps that are closely related to the solution according to the invention are shown in the drawings, while other details that are not relevant to the invention are omitted.

As shown in fig. 1, the following technical solutions are adopted in the present embodiment: the anti-abrasion device comprises a barrel body 1, a piston body 2, a sealing ring 3, an abrasion-resistant ring 4, a buffer rubber block 5, an elastic strip 6, a plug 7, a lower mounting seat 8, a piston rod 9, an upper sealing cover 10, an inner buffer spring 11, an outer buffer spring 12 and an upper mounting seat 13; the inside swing joint of barrel 1 has piston body 2, piston body 2 can realize the activity in barrel 1, be provided with two upper and lower sealing washer mounting grooves on the lateral wall of piston body 2, all install sealing washer 3 in two sealing washer mounting grooves, wear ring mounting groove has been seted up at the lateral wall middle part of piston body 2, install wear ring 4 in the wear ring mounting groove, sealing washer 3 can realize sealedly, wear ring 4 improves the wearability, the bottom of piston body 2 is connected with several elastic strip 6, the lower extreme of several elastic strip 6 is connected with buffer rubber piece 5, buffer rubber piece cushions the dynamics when striking the inner bottom of barrel 1, elastic strip 6 can realize the secondary buffering dynamics, mount pad 8 is installed through the bolt in the bottom of barrel 1, piston rod 9 is installed to the upper end of piston body 2, the outside of piston rod 9 has cup jointed interior buffer spring 11 respectively, outer buffer spring 12, interior buffer spring 11, outer buffer spring 11 can realize the buffering of dynamics, interior buffer spring sets up in the inside of barrel 1, the top of barrel 1 is installed through the bolt and is sealed lid 10, piston rod 9 and last sealed connection of lid 10, the top of piston rod 9 passes through the swing joint bolt and last mount pad 13, the lower extreme of barrel has been seted up, the end cap 7 that the oilhole can be realized on the barrel 7, the oilhole.

As shown in fig. 1, in the present embodiment, the cushion rubber block 5 is provided with a plurality of through slots 51, and the slots 51 enable the cushion rubber block 5 to elastically deform during cushioning.

As shown in fig. 2, in the present embodiment, a through hole 21 is further formed on the piston body 2.

Further, in the present embodiment, silicone oil is injected into the cylinder 1.

As shown in fig. 3, in the present embodiment, the elastic strip 6 is provided with a long hole 61.

Further, in this embodiment, an elastic dust cover 14 is sleeved outside the outer buffer spring 12.

Further, in the present embodiment, the cylinder 1 is a thickened cylinder.

The working principle of the specific embodiment is as follows: when installing, realize the installation through mount pad 8 and last mount pad 13 down, after the installation, through interior buffer spring 11, outer buffer spring 12 and cushion rubber piece 5, the shock attenuation of elastic strip 6, adopt the mode of oil pressure to carry out the shock attenuation simultaneously, difficult appearance is rocked in the shock attenuation formula, when piston body 2 descends, its silicon oil is by through-hole 21 department upflow for upper and lower oil pressure is balanced, it can reach absorbing effect fast, and stability is high when using, and long service life.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a children bicycle hydraulic shock absorber which characterized in that: the anti-abrasion wear-resistant rubber sealing device comprises a cylinder body, a piston body, a sealing ring, a wear-resistant ring, a buffering rubber block, an elastic strip, a plug, a lower mounting seat, a piston rod, an upper sealing cover, an inner buffering spring, an outer buffering spring and an upper mounting seat; the inside swing joint of barrel has the piston body, be provided with two upper and lower sealing washer mounting grooves on the lateral wall of piston body, all install the sealing washer in two sealing washer mounting grooves, wear-resisting circle mounting groove has been seted up at the lateral wall middle part of piston body, install wear-resisting circle in the wear-resisting circle mounting groove, the bottom of piston body is connected with several elasticity strip, the lower extreme and the cushion rubber piece of several elasticity strip are connected, the mount pad is installed down through the bolt in the bottom of barrel, the piston rod is installed to the upper end of piston body, interior buffer spring has been cup jointed respectively in the outside of piston rod, outer buffer spring, interior buffer spring sets up the inside at the barrel, the sealed lid of going up is installed through the bolt in the top of barrel, piston rod and the sealed swing joint of going up lid, the top of piston rod is passed through the bolt and is connected with last mount pad, the oilhole has been seted up to the lower extreme of barrel, install the end cap on the oilhole.

2. The hydraulic shock absorber for children's bicycles, according to claim 1, wherein: and the buffer rubber block is provided with a plurality of through slotted holes.

3. The hydraulic shock absorber for children's bicycles, according to claim 1, wherein: the piston body is provided with a through hole.

4. A child bicycle hydraulic shock absorber according to claim 1, wherein: silicone oil is injected into the cylinder body.

5. A child bicycle hydraulic shock absorber according to claim 1, wherein: the elastic strip is provided with a strip hole.

6. A child bicycle hydraulic shock absorber according to claim 1, wherein: and an elastic dustproof sleeve is sleeved on the outer side of the outer buffer spring.

7. A child bicycle hydraulic shock absorber according to claim 1, wherein: the barrel is a thickened barrel.