CN221221254U

CN221221254U - Built-in multichannel and built-in buffer shock absorber

Info

Publication number: CN221221254U
Application number: CN202323370671.0U
Authority: CN
Inventors: 邓勇根
Original assignee: Shaoguan Black King Kong Auto Parts Co ltd
Current assignee: Shaoguan Black King Kong Auto Parts Co ltd
Priority date: 2023-12-12
Filing date: 2023-12-12
Publication date: 2024-06-25
Anticipated expiration: 2033-12-12

Abstract

The utility model discloses a built-in multichannel and built-in buffer shock absorber, and relates to the technical field of buffer shock absorbers. The utility model comprises a barrel body, wherein an end part of the barrel body is in threaded fit with a built-in independent piston barrel, a first annular groove is formed in the inner wall of the barrel body, and a sealing ring is arranged in the first annular groove. According to the utility model, the sealing ring is arranged in the first annular groove, the vertical section of the sealing ring is of a T-shaped structure, the second annular groove corresponding to the sealing ring is arranged on the built-in independent piston barrel, the sealing effect is conveniently improved by the sealing ring of the T-shaped structure through the vertical section, the check valve and the built-in buffer piston are sleeved on the periphery of the main valve body, and when the stroke of the built-in independent piston barrel and the built-in buffer piston reaches the position of the barrel body, the damping is increased, so that the built-in buffer effect is achieved, and the vehicle flies and falls to the ground without touching the bottom.

Description

Built-in multichannel and built-in buffer shock absorber

Technical Field

The utility model belongs to the technical field of buffer shock absorbers, and particularly relates to a built-in multichannel and built-in buffer shock absorber.

Background

In order to increase the comfort of the vehicle, the chassis systems of the vehicle all adopt shock absorbers for damping and buffering, and the shock absorbers are mainly used for inhibiting the vibration of the springs during rebound after shock absorption and the impact from the road surface. While the shock absorbing spring can filter the vibration of the road surface when passing over the uneven road surface, the spring itself reciprocates, and the shock absorber is used to suppress the jump, and the shock absorber relies on the damping force to suppress the jump of the spring.

The existing hydraulic buffer shock absorber is characterized in that an annular plate-shaped sealing gasket is generally adopted between a barrel body and a built-in independent piston barrel for sealing, and the sealing effect is poor.

Disclosure of utility model

The utility model aims to provide a built-in multichannel and built-in buffer shock absorber, which solves the technical problems that an annular plate-shaped sealing gasket is generally adopted to seal between a barrel body and a built-in independent piston barrel of the existing hydraulic buffer shock absorber, and the sealing effect is poor.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

The built-in multichannel and built-in buffer shock absorber comprises a barrel body, wherein a built-in independent piston barrel is matched with the end part of the barrel body, a first annular groove is formed in the inner wall of the barrel body, and a sealing ring is arranged in the first annular groove;

The vertical section of the sealing ring is of a T-shaped structure, a second annular groove corresponding to the sealing ring is arranged on the built-in independent piston barrel, a main valve body is arranged in the barrel body, and a one-way valve and a built-in buffer piston are sleeved on the periphery of the main valve body.

Optionally, the inner wall of the first annular groove is provided with a plurality of annular flaring grooves along the axial direction, and the outer side of the sealing ring is provided with a limiting ring positioned in the annular flaring grooves.

Optionally, the cross section of the limiting ring is in a semicircular structure.

Optionally, one end of the sealing ring is located in the first annular groove, the other end of the sealing ring is located in the second annular groove, and the middle protruding part is located between the barrel body and the built-in independent piston barrel.

Optionally, a needle valve body is arranged in the main valve body, and an oil blocking seat corresponding to the needle valve body is arranged in the built-in independent piston barrel.

Optionally, the barrel body is of a barrel body-shaped structure.

The embodiment of the utility model has the following beneficial effects:

according to the embodiment of the utility model, the sealing ring is arranged in the first annular groove, the vertical section of the sealing ring is of a T-shaped structure, the built-in independent piston barrel is provided with the second annular groove corresponding to the sealing ring, the sealing effect is conveniently improved by the sealing ring of the T-shaped structure through the vertical section, the one-way valve and the built-in buffer piston are sleeved on the periphery side of the main valve body, and when the stroke of the built-in independent piston barrel and the built-in buffer piston reaches the position of the barrel body, the damping is increased, so that the built-in buffer effect is achieved, and the vehicle flies and jumps to the ground without touching the bottom.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of an embodiment of the present utility model;

fig. 3 is a schematic diagram of the structure at a in fig. 2.

Wherein the above figures include the following reference numerals:

The barrel body 1 is internally provided with an independent piston barrel 2, a first annular groove 3, a sealing ring 4, a second annular groove 5, an annular flaring groove 9, a limiting ring 10, a slideway 11, a notch 12, a one-way valve 13, an internally provided buffer piston 14, an oil blocking seat 15, a needle valve body 16 and a main valve body 17.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.

In order to keep the following description of the embodiments of the present utility model clear and concise, the detailed description of known functions and known components thereof have been omitted.

Referring to fig. 1-3, in this embodiment, there is provided a built-in multi-channel plus built-in buffer shock absorber, comprising: the barrel body 1, wherein the end part of the barrel body 1 is matched with a built-in independent piston barrel 2, the inner wall of the barrel body 1 is provided with a first annular groove 3, and a sealing ring 4 is arranged in the first annular groove 3;

The vertical section of the sealing ring 4 is of a T-shaped structure, a second annular groove 5 corresponding to the sealing ring 4 is arranged on the built-in independent piston barrel 2, a main valve body 17 is arranged in the barrel body 1, and a one-way valve 13 and a built-in buffer piston 14 are sleeved on the periphery of the main valve body 17.

Through being equipped with sealing ring 4 in first ring channel 3, sealing ring 4 vertical cross-section is T font structure, is equipped with the second ring channel 5 that corresponds with sealing ring 4 on the built-in independent piston bucket 2, is convenient for to increase sealed effect for T font structure sealing ring 4 through vertical cross-section, through being equipped with check valve 13, built-in buffering piston 14 in main valve body 17 week side cover, when built-in independent piston bucket 2, built-in buffering piston 14 stroke reach ladle body 1 position damping will increase, reaches built-in buffering effect, makes the car fly to jump to the ground and is unlikely to the bottom.

The inner wall of the first annular groove 3 of the embodiment is provided with a plurality of annular flaring grooves 9 along the axial direction, the outer side of the sealing ring 4 is provided with a limiting ring 10 positioned in the annular flaring grooves 9, the cross section of the limiting ring 10 is of a semicircular structure, one end of the sealing ring 4 is positioned in the first annular groove 3, the other end of the sealing ring 4 is positioned in the second annular groove 5, a middle protruding part is positioned between the barrel body 1 and the built-in independent piston barrel 2, a needle valve body 16 is arranged in a main valve body 17, the built-in independent piston barrel 2 is internally provided with an oil blocking seat 15 corresponding to the needle valve body 16, the barrel body 1 is of a barrel-shaped structure, and the stability of the sealing ring 4 in the first annular groove 3 is conveniently enhanced through the limiting ring 10.

The above embodiments may be combined with each other.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the application described herein may be implemented in sequences other than those illustrated or otherwise described herein.

In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Claims

1. A built-in multichannel plus built-in buffer shock absorber, comprising: the novel self-contained piston type oil cylinder comprises a cylinder body (1), wherein an end part of the cylinder body (1) is matched with a built-in independent piston cylinder (2), a first annular groove (3) is formed in the inner wall of the cylinder body (1), and a sealing ring (4) is arranged in the first annular groove (3);

The vertical section of the sealing ring (4) is of a T-shaped structure, a second annular groove (5) corresponding to the sealing ring (4) is arranged on the built-in independent piston barrel (2), a main valve body (17) is arranged in the barrel body (1), and a one-way valve (13) and a built-in buffer piston (14) are sleeved on the periphery of the main valve body (17).

2. A built-in multichannel plus built-in buffer damper according to claim 1, characterized in that the inner wall of the first annular groove (3) is provided with a plurality of annular flaring grooves (9) arranged in an axial direction, and that the outside of the sealing ring (4) is provided with a stop ring (10) positioned in the annular flaring grooves (9).

3. A built-in multi-channel plus built-in buffer shock absorber according to claim 1 wherein the stop collar (10) is semi-circular in cross section.

4. A built-in multichannel plus built-in buffer shock absorber according to claim 1, characterized in that the sealing ring (4) has one end located in the first annular groove (3) and the other end located in the second annular groove (5) and the middle bulge located between the barrel body (1) and the built-in independent piston barrel (2).

5. A built-in multichannel plus built-in buffer shock absorber according to claim 1, characterized in that a needle valve body (16) is arranged in the main valve body (17), and an oil blocking seat (15) corresponding to the needle valve body (16) is arranged in the built-in independent piston barrel (2).

6. A built-in multi-channel plus built-in buffer shock absorber according to claim 1, characterized in that the tub (1) is of a tub-like structure.